Merge remote-tracking branch 'upstream/master' into merge_master

mythril/analysis/modules/delegatecall.py

@@ -46,9 +46,10 @@ def _concrete_call(call, state, address, meminstart):
 
     issue = Issue(
         contract=call.node.contract_name,
-        function=call.node.function_name,
+        function_name=call.node.function_name,
         address=address,
         swc_id=DELEGATECALL_TO_UNTRUSTED_CONTRACT,
+        bytecode=state.environment.code.bytecode,
         title="Call data forwarded with delegatecall()",
         _type="Informational",
     )
@@ -68,9 +69,10 @@ def _concrete_call(call, state, address, meminstart):
 def _symbolic_call(call, state, address, statespace):
     issue = Issue(
         contract=call.node.contract_name,
-        function=call.node.function_name,
+        function_name=call.node.function_name,
         address=address,
         swc_id=DELEGATECALL_TO_UNTRUSTED_CONTRACT,
+        bytecode=state.environment.code.bytecode,
         title=call.type + " to a user-supplied address",
     )
 

mythril/analysis/modules/dependence_on_predictable_vars.py

@@ -63,9 +63,10 @@ def execute(statespace):
                 )
                 issue = Issue(
                     contract=call.node.contract_name,
-                    function=call.node.function_name,
+                    function_name=call.node.function_name,
                     address=address,
                     swc_id=swc_type,
+                    bytecode=state.environment.code.bytecode,
                     title="Dependence on predictable environment variable",
                     _type="Warning",
                     description=description,
@@ -111,8 +112,9 @@ def execute(statespace):
 
                         issue = Issue(
                             contract=call.node.contract_name,
-                            function=call.node.function_name,
+                            function_name=call.node.function_name,
                             address=address,
+                            bytecode=call.state.environment.code.bytecode,
                             title="Dependence on predictable variable",
                             _type="Warning",
                             description=description,
@@ -140,8 +142,9 @@ def execute(statespace):
                             )
                             issue = Issue(
                                 contract=call.node.contract_name,
-                                function=call.node.function_name,
+                                function_name=call.node.function_name,
                                 address=address,
+                                bytecode=state.environment.code.bytecode,
                                 title="Dependence on predictable variable",
                                 _type="Informational",
                                 description=description,

mythril/analysis/modules/deprecated_ops.py

@@ -34,9 +34,10 @@ def execute(statespace):
 
                 issue = Issue(
                     contract=node.contract_name,
-                    function=node.function_name,
+                    function_name=node.function_name,
                     address=instruction["address"],
                     title="Use of tx.origin",
+                    bytecode=state.environment.code.bytecode,
                     _type="Warning",
                     swc_id=TX_ORIGIN_USAGE,
                     description=description,

mythril/analysis/modules/ether_send.py

@@ -60,11 +60,12 @@ def _analyze_state(state, node):
 
         issue = Issue(
             contract=node.contract_name,
-            function=node.function_name,
+            function_name=node.function_name,
             address=instruction["address"],
             swc_id=UNPROTECTED_ETHER_WITHDRAWAL,
             title="Ether send",
             _type="Warning",
+            bytecode=state.environment.code.bytecode,
             description="It seems that an attacker is able to execute an call instruction,"
             " this can mean that the attacker is able to extract funds "
             "out of the contract.".format(target),

mythril/analysis/modules/exceptions.py

@@ -36,7 +36,7 @@ def execute(statespace):
                         "out-of-bounds array access, or assert violations. "
                     )
                     description += (
-                        "Note that explicit `assert()` should only be used to check invariants. "
+                        "Note that explicit `assert()` should only be used to check invariants. " 
                         "Use `require()` for regular input checking. "
                     )
 
@@ -49,12 +49,13 @@ def execute(statespace):
                     issues.append(
                         Issue(
                             contract=node.contract_name,
-                            function=node.function_name,
+                            function_name=node.function_name,
                             address=address,
                             swc_id=ASSERT_VIOLATION,
                             title="Exception state",
                             _type="Informational",
                             description=description,
+                            bytecode=state.environment.code.bytecode,
                             debug=debug,
                         )
                     )

mythril/analysis/modules/external_calls.py

@@ -115,11 +115,12 @@ def execute(statespace):
 
                     issue = Issue(
                         contract=call.node.contract_name,
-                        function=call.node.function_name,
+                        function_name=call.node.function_name,
                         address=address,
                         title="Message call to external contract",
                         _type="Warning",
                         description=description,
+                        bytecode=state.environment.code.bytecode,
                         swc_id=REENTRANCY,
                     )
 
@@ -129,11 +130,12 @@ def execute(statespace):
 
                     issue = Issue(
                         contract=call.node.contract_name,
-                        function=call.node.function_name,
+                        function_name=call.node.function_name,
                         address=address,
                         title="Message call to external contract",
                         _type="Informational",
                         description=description,
+                        bytecode=state.environment.code.bytecode,
                         swc_id=REENTRANCY,
                     )
 
@@ -168,11 +170,12 @@ def execute(statespace):
 
                             issue = Issue(
                                 contract=call.node.contract_name,
-                                function=call.node.function_name,
+                                function_name=call.node.function_name,
                                 address=address,
                                 title="State change after external call",
                                 _type="Warning",
                                 description=description,
+                                bytecode=state.environment.code.bytecode,
                                 swc_id=REENTRANCY,
                             )
                             issues.append(issue)

mythril/analysis/modules/integer.py

@@ -91,9 +91,10 @@ def _check_integer_overflow(statespace, state, node):
     # Build issue
     issue = Issue(
         contract=node.contract_name,
-        function=node.function_name,
+        function_name=node.function_name,
         address=instruction["address"],
         swc_id=INTEGER_OVERFLOW_AND_UNDERFLOW,
+        bytecode=state.environment.code.bytecode,
         title="Integer Overflow",
         _type="Warning",
     )
@@ -198,15 +199,16 @@ def _check_integer_underflow(statespace, state, node):
 
                 issue = Issue(
                     contract=node.contract_name,
-                    function=node.function_name,
+                    function_name=node.function_name,
                     address=instruction["address"],
                     swc_id=INTEGER_OVERFLOW_AND_UNDERFLOW,
+                    bytecode=state.environment.code.bytecode,
                     title="Integer Underflow",
                     _type="Warning",
                 )
 
                 issue.description = (
-                    "The subtraction can result in an integer underflow.\n"
+                    "The substraction can result in an integer underflow.\n"
                 )
 
                 issue.debug = solver.pretty_print_model(model)

mythril/analysis/modules/multiple_sends.py

@@ -24,9 +24,10 @@ def execute(statespace):
             instruction = call.state.get_current_instruction()
             issue = Issue(
                 contract=node.contract_name,
-                function=node.function_name,
+                function_name=node.function_name,
                 address=instruction["address"],
                 swc_id=MULTIPLE_SENDS,
+                bytecode=call.state.environment.code.bytecode,
                 title="Multiple Calls",
                 _type="Informational",
             )

mythril/analysis/modules/suicide.py

@@ -9,7 +9,7 @@ import logging
 """
 MODULE DESCRIPTION:
 
-Check for SUICIDE instructions that either can be reached by anyone, or where msg.sender is checked against a tainted storage index
+Check for SUICIDE instructions that either can be reached by anyone, or where msg.sender is checked against a tainted storage index 
 (i.e. there's a write to that index is unconstrained by msg.sender).
 """
 
@@ -80,9 +80,10 @@ def _analyze_state(state, node):
 
         issue = Issue(
             contract=node.contract_name,
-            function=node.function_name,
+            function_name=node.function_name,
             address=instruction["address"],
             swc_id=UNPROTECTED_SELFDESTRUCT,
+            bytecode=state.environment.code.bytecode,
             title="Unchecked SUICIDE",
             _type="Warning",
             description=description,

mythril/analysis/modules/transaction_order_dependence.py

@@ -34,15 +34,16 @@ def execute(statespace):
             instruction = call.state.get_current_instruction()
             issue = Issue(
                 contract=node.contract_name,
-                function=node.function_name,
+                function_name=node.function_name,
                 address=instruction["address"],
                 title="Transaction order dependence",
+                bytecode=call.state.environment.code.bytecode,
                 swc_id=TX_ORDER_DEPENDENCE,
                 _type="Warning",
             )
 
             issue.description = (
-                "Possible transaction order dependence vulnerability: The value or "
+                "Possible transaction order dependence vulnerability: The value or " 
                 "direction of the call statement is determined from a tainted storage location"
             )
             issues.append(issue)

mythril/analysis/modules/unchecked_retval.py

@@ -54,8 +54,9 @@ def execute(statespace):
                 address = state.get_current_instruction()["address"]
                 issue = Issue(
                     contract=node.contract_name,
-                    function=node.function_name,
+                    function_name=node.function_name,
                     address=address,
+                    bytecode=state.environment.code.bytecode,
                     title="Unchecked CALL return value",
                     swc_id=UNCHECKED_RET_VAL,
                 )
@@ -102,7 +103,8 @@ def execute(statespace):
                         address = instr["address"]
                         issue = Issue(
                             contract=node.contract_name,
-                            function=node.function_name,
+                            function_name=node.function_name,
+                            bytecode=state.environment.code.bytecode,
                             address=address,
                             title="Unchecked CALL return value",
                             swc_id=UNCHECKED_RET_VAL,

mythril/analysis/report.py

@@ -1,17 +1,19 @@
-import hashlib
+import logging
 import json
 import operator
 from jinja2 import PackageLoader, Environment
-
+import sha3
+import hashlib
 
 class Issue:
     def __init__(
         self,
         contract,
-        function,
+        function_name,
         address,
         swc_id,
         title,
+        bytecode,
         _type="Informational",
         description="",
         debug="",
@@ -19,7 +21,7 @@ class Issue:
 
         self.title = title
         self.contract = contract
-        self.function = function
+        self.function = function_name
         self.address = address
         self.description = description
         self.type = _type
@@ -29,6 +31,14 @@ class Issue:
         self.code = None
         self.lineno = None
 
+        try:
+            keccak = sha3.keccak_256()
+            keccak.update(bytes.fromhex(bytecode))
+            self.bytecode_hash = "0x" + keccak.hexdigest()
+        except ValueError:
+            logging.debug("Unable to change the bytecode to bytes. Bytecode: {}".format(bytecode))
+            self.bytecode_hash = ""
+
     @property
     def as_dict(self):
 
@@ -92,6 +102,20 @@ class Report:
         result = {"success": True, "error": None, "issues": self.sorted_issues()}
         return json.dumps(result, sort_keys=True)
 
+    def as_swc_standard_format(self):
+        """ Format defined for integration and correlation"""
+        result = {
+            "issues": [
+                {
+                    "swc-id": "SWC-{}".format(issue.swc_id),
+                    "bytecodeOffset": issue.address,
+                    "codeHash": issue.bytecode_hash,
+                }
+                for issue in self.issues.values()
+            ]
+        }
+        return json.dumps(result, sort_keys=True)
+
     def as_markdown(self):
         filename = self._file_name()
         template = Report.environment.get_template("report_as_markdown.jinja2")

mythril/disassembler/asm.py

@@ -0,0 +1,106 @@
+import re
+from collections import Generator
+
+from ethereum.opcodes import opcodes
+
+regex_PUSH = re.compile("^PUSH(\d*)$")
+
+# Additional mnemonic to catch failed assertions
+opcodes[254] = ["ASSERT_FAIL", 0, 0, 0]
+
+
+class EvmInstruction:
+    """ Model to hold the information of the disassembly """
+    def __init__(self, address, op_code, argument=None):
+        self.address = address
+        self.op_code = op_code
+        self.argument = argument
+
+    def to_dict(self) -> dict:
+        result = {"address": self.address, "opcode": self.op_code}
+        if self.argument:
+            result["argument"] = self.argument
+        return result
+
+
+def instruction_list_to_easm(instruction_list: dict) -> str:
+    result = ""
+
+    for instruction in instruction_list:
+        result += "{} {}".format(instruction["address"], instruction["opcode"])
+        if "argument" in instruction:
+            result += " " + instruction["argument"]
+        result += "\n"
+
+    return result
+
+
+def get_opcode_from_name(operation_name: str) -> int:
+    for op_code, value in opcodes.items():
+        if operation_name == value[0]:
+            return op_code
+    raise RuntimeError("Unknown opcode")
+
+
+def find_op_code_sequence(pattern: list, instruction_list: list) -> Generator:
+    """
+    Returns all indices in instruction_list that point to instruction sequences following a pattern
+    :param pattern: The pattern to look for.
+        Example:  [["PUSH1", "PUSH2"], ["EQ"]] where ["PUSH1", "EQ"] satisfies the pattern
+    :param instruction_list: List of instructions to look in
+    :return: Indices to the instruction sequences
+    """
+    for i in range(0, len(instruction_list) - len(pattern) + 1):
+        if is_sequence_match(pattern, instruction_list, i):
+            yield i
+
+
+def is_sequence_match(pattern: list, instruction_list: list, index: int) -> bool:
+    """
+    Checks if the instructions starting at index follow a pattern
+    :param pattern: List of lists describing a pattern.
+        Example:  [["PUSH1", "PUSH2"], ["EQ"]] where ["PUSH1", "EQ"] satisfies the pattern
+    :param instruction_list: List of instructions
+    :param index: Index to check for
+    :return: Pattern matched
+    """
+    for index, pattern_slot in enumerate(pattern, start=index):
+        try:
+            if not instruction_list[index]['opcode'] in pattern_slot:
+                return False
+        except IndexError:
+            return False
+    return True
+
+
+def disassemble(bytecode: str) -> list:
+    """Disassembles evm bytecode and returns a list of instructions"""
+    instruction_list = []
+    address = 0
+    length = len(bytecode)
+    if "bzzr" in str(bytecode[-43:]):
+        # ignore swarm hash
+        length -= 43
+
+    while address < length:
+        try:
+            op_code = opcodes[bytecode[address]]
+        except KeyError:
+            instruction_list.append(EvmInstruction(address, "INVALID"))
+            address += 1
+            continue
+
+        op_code_name = op_code[0]
+        current_instruction = EvmInstruction(address, op_code_name)
+
+        match = re.search(regex_PUSH, op_code_name)
+        if match:
+            argument_bytes = bytecode[address + 1: address + 1 + int(match.group(1))]
+            current_instruction.argument = "0x" + argument_bytes.hex()
+            address += int(match.group(1))
+
+        instruction_list.append(current_instruction)
+        address += 1
+
+    # We use a to_dict() here for compatibility reasons
+    return [element.to_dict() for element in instruction_list]

mythril/ether/asm.py

@@ -1,151 +0,0 @@
-import sys
-import re
-from ethereum.opcodes import opcodes
-from mythril.ether import util
-
-
-regex_PUSH = re.compile("^PUSH(\d*)$")
-
-# Additional mnemonic to catch failed assertions
-
-opcodes[254] = ["ASSERT_FAIL", 0, 0, 0]
-
-
-def instruction_list_to_easm(instruction_list):
-    easm = ""
-
-    for instruction in instruction_list:
-
-        easm += str(instruction["address"]) + " " + instruction["opcode"]
-
-        if "argument" in instruction:
-            easm += " " + instruction["argument"]
-
-        easm += "\n"
-
-    return easm
-
-
-def easm_to_instruction_list(easm):
-
-    regex_CODELINE = re.compile("^([A-Z0-9]+)(?:\s+([0-9a-fA-Fx]+))?$")
-
-    instruction_list = []
-
-    codelines = easm.split("\n")
-
-    for line in codelines:
-
-        m = re.search(regex_CODELINE, line)
-
-        if not m:
-            # Invalid code line
-            continue
-
-        instruction = {"opcode": m.group(1)}
-
-        if m.group(2):
-            instruction["argument"] = m.group(2)[2:]
-
-        instruction_list.append(instruction)
-
-    return instruction_list
-
-
-def get_opcode_from_name(name):
-
-    for opcode, value in opcodes.items():
-
-        if name == value[0]:
-
-            return opcode
-
-    raise RuntimeError("Unknown opcode")
-
-
-def find_opcode_sequence(pattern, instruction_list):
-    match_indexes = []
-
-    pattern_length = len(pattern)
-
-    for i in range(0, len(instruction_list) - pattern_length + 1):
-
-        if instruction_list[i]["opcode"] in pattern[0]:
-
-            matched = True
-
-            for j in range(1, len(pattern)):
-
-                if not (instruction_list[i + j]["opcode"] in pattern[j]):
-                    matched = False
-                    break
-
-            if matched:
-                match_indexes.append(i)
-
-    return match_indexes
-
-
-def disassemble(bytecode):
-
-    instruction_list = []
-    addr = 0
-
-    length = len(bytecode)
-
-    if "bzzr" in str(bytecode[-43:]):
-        # ignore swarm hash
-        length -= 43
-
-    while addr < length:
-
-        instruction = {"address": addr}
-
-        try:
-            if sys.version_info > (3, 0):
-                opcode = opcodes[bytecode[addr]]
-            else:
-                opcode = opcodes[ord(bytecode[addr])]
-
-        except KeyError:
-
-            # invalid opcode
-            instruction_list.append({"address": addr, "opcode": "INVALID"})
-            addr += 1
-            continue
-
-        instruction["opcode"] = opcode[0]
-
-        m = re.search(regex_PUSH, opcode[0])
-
-        if m:
-            argument = bytecode[addr + 1 : addr + 1 + int(m.group(1))]
-            instruction["argument"] = "0x" + argument.hex()
-
-            addr += int(m.group(1))
-
-        instruction_list.append(instruction)
-
-        addr += 1
-
-    return instruction_list
-
-
-def assemble(instruction_list):
-
-    bytecode = b""
-
-    for instruction in instruction_list:
-
-        try:
-            opcode = get_opcode_from_name(instruction["opcode"])
-        except RuntimeError:
-            opcode = 0xBB
-
-        bytecode += opcode.to_bytes(1, byteorder="big")
-
-        if "argument" in instruction:
-
-            bytecode += util.safe_decode(instruction["argument"])
-
-    return bytecode

mythril/version.py

@@ -1,3 +1,3 @@
 # This file is suitable for sourcing inside POSIX shell, e.g. bash as
 # well as for importing into Python
-VERSION = "v0.18.12"  # NOQA
+VERSION="v0.18.13"  # NOQA

solidity_examples/rubixi.sol

@@ -26,7 +26,7 @@ contract Rubixi {
         Participant[] private participants;
 
         //Fallback function
-        function() {
+        function() payable {
                 init();
         }
 

tests/analysis/test_delegatecall.py

@@ -15,8 +15,11 @@ import pytest_mock
 def test_concrete_call():
     # arrange
     address = "0x10"
+    active_account = Account(address)
+    active_account.code = Disassembly("00")
+    environment = Environment(active_account, None, None, None, None, None)
 
-    state = GlobalState(None, None, None)
+    state = GlobalState(None, environment, None)
     state.mstate.memory = ["placeholder", "calldata_bling_0"]
 
     node = Node("example")
@@ -50,7 +53,10 @@ def test_concrete_call_symbolic_to():
     # arrange
     address = "0x10"
 
-    state = GlobalState(None, None, None)
+    active_account = Account(address)
+    active_account.code = Disassembly("00")
+    environment = Environment(active_account, None, None, None, None, None)
+    state = GlobalState(None, environment, None)
     state.mstate.memory = ["placeholder", "calldata_bling_0"]
 
     node = Node("example")
@@ -98,10 +104,12 @@ def test_symbolic_call_storage_to(mocker):
     address = "0x10"
 
     active_account = Account(address)
+    active_account.code = Disassembly("00")
     environment = Environment(active_account, None, None, None, None, None)
     state = GlobalState(None, environment, None)
     state.mstate.memory = ["placeholder", "calldata_bling_0"]
 
+
     node = Node("example")
     node.contract_name = "the contract name"
     node.function_name = "the function name"
@@ -109,12 +117,14 @@ def test_symbolic_call_storage_to(mocker):
     to = Variable("storage_1", VarType.SYMBOLIC)
     call = Call(node, state, None, "Type: ", to, None)
 
+
     mocker.patch.object(SymExecWrapper, "__init__", lambda x, y: None)
     statespace = SymExecWrapper(1)
 
     mocker.patch.object(statespace, "find_storage_write")
     statespace.find_storage_write.return_value = "Function name"
 
+
     # act
     issues = _symbolic_call(call, state, address, statespace)
 
@@ -137,9 +147,13 @@ def test_symbolic_call_calldata_to(mocker):
     # arrange
     address = "0x10"
 
-    state = GlobalState(None, None, None)
+    active_account = Account(address)
+    active_account.code = Disassembly("00")
+    environment = Environment(active_account, None, None, None, None, None)
+    state = GlobalState(None, environment, None)
     state.mstate.memory = ["placeholder", "calldata_bling_0"]
 
+
     node = Node("example")
     node.contract_name = "the contract name"
     node.function_name = "the function name"
@@ -147,12 +161,14 @@ def test_symbolic_call_calldata_to(mocker):
     to = Variable("calldata", VarType.SYMBOLIC)
     call = Call(node, state, None, "Type: ", to, None)
 
+
     mocker.patch.object(SymExecWrapper, "__init__", lambda x, y: None)
     statespace = SymExecWrapper(1)
 
-    mocker.patch.object(statespace, "find_storage_write")
+    mocker.patch.object(statespace, 'find_storage_write')
     statespace.find_storage_write.return_value = "Function name"
 
+
     # act
     issues = _symbolic_call(call, state, address, statespace)
 
@@ -182,6 +198,8 @@ def test_delegate_call(sym_mock, concrete_mock, curr_instruction):
     curr_instruction.return_value = {"address": "0x10"}
 
     active_account = Account("0x10")
+    active_account.code = Disassembly("00")
+
     environment = Environment(active_account, None, None, None, None, None)
     state = GlobalState(None, environment, Node)
     state.mstate.memory = ["placeholder", "calldata_bling_0"]

tests/disassembler/asm.py

@@ -0,0 +1,70 @@
+from mythril.disassembler.asm import *
+import pytest
+
+valid_names = [("PUSH1", 0x60), ("STOP", 0x0), ("RETURN", 0xf3)]
+
+
+@pytest.mark.parametrize("operation_name, hex_value", valid_names)
+def test_get_opcode(operation_name: str, hex_value: int):
+    # Act
+    return_value = get_opcode_from_name(operation_name)
+    # Assert
+    assert return_value == hex_value
+
+
+def test_get_unknown_opcode():
+    operation_name = "definitely unknown"
+
+    # Act
+    with pytest.raises(RuntimeError):
+        get_opcode_from_name(operation_name)
+
+
+sequence_match_test_data = [
+    # Normal no match
+    ((["PUSH1"], ["EQ"]), [{"opcode": "PUSH1"}, {"opcode": "PUSH3"}, {"opcode": "EQ"}], 1, False),
+    # Normal match
+    ((["PUSH1"], ["EQ"]), [{"opcode": "PUSH1"}, {"opcode": "PUSH1"}, {"opcode": "EQ"}], 1, True),
+    # Out of bounds pattern
+    ((["PUSH1"], ["EQ"]), [{"opcode": "PUSH1"}, {"opcode": "PUSH3"}, {"opcode": "EQ"}], 3, False),
+    ((["PUSH1"], ["EQ"]), [{"opcode": "PUSH1"}, {"opcode": "PUSH3"}, {"opcode": "EQ"}], 2, False),
+    # Double option match
+    ((["PUSH1", "PUSH3"], ["EQ"]), [{"opcode": "PUSH1"}, {"opcode": "PUSH1"}, {"opcode": "EQ"}], 1, True),
+    ((["PUSH1", "PUSH3"], ["EQ"]), [{"opcode": "PUSH1"}, {"opcode": "PUSH3"}, {"opcode": "EQ"}], 1, True),
+    # Double option no match
+    ((["PUSH1", "PUSH3"], ["EQ"]), [{"opcode": "PUSH1"}, {"opcode": "PUSH3"}, {"opcode": "EQ"}], 0, False),
+]
+
+
+@pytest.mark.parametrize("pattern, instruction_list, index,  expected_result", sequence_match_test_data)
+def test_is_sequence_match(pattern, instruction_list, index, expected_result):
+    # Act
+    return_value = is_sequence_match(pattern, instruction_list, index)
+    # Assert
+    assert return_value == expected_result
+
+find_sequence_match_test_data = [
+    # Normal no match
+    ((["PUSH1"], ["EQ"]), [{"opcode": "PUSH1"}, {"opcode": "PUSH3"}, {"opcode": "EQ"}], []),
+    # Normal match
+    ((["PUSH1"], ["EQ"]), [{"opcode": "PUSH1"}, {"opcode": "PUSH1"}, {"opcode": "EQ"}, {"opcode": "PUSH1"}, {"opcode": "EQ"}], [1, 3]),
+]
+
+
+@pytest.mark.parametrize("pattern, instruction_list, expected_result", find_sequence_match_test_data)
+def test_find_op_code_sequence(pattern, instruction_list, expected_result):
+    # Act
+    return_value = list(find_op_code_sequence(pattern, instruction_list))
+
+    # Assert
+    assert return_value == expected_result
+
+
+def test_disassemble():
+    # Act
+    instruction_list = disassemble(b"\x00\x16\x06")
+
+    # Assert
+    assert instruction_list[0]["opcode"] == "STOP"
+    assert instruction_list[1]["opcode"] == "AND"
+    assert instruction_list[2]["opcode"] == "MOD"

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_0.json

@@ -0,0 +1,52 @@
+{
+    "sha3_0" : {
+        "_info" : {
+            "comment" : "",
+            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
+            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "source" : "src/VMTestsFiller/vmSha3Test/sha3_0Filler.json",
+            "sourceHash" : "843009e4e97d7dd905578ea884db6d80c07f57d58679ec181dc761e1e51ae035"
+        },
+        "callcreates" : [
+        ],
+        "env" : {
+            "currentCoinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "0x0100",
+            "currentGasLimit" : "0x0f4240",
+            "currentNumber" : "0x00",
+            "currentTimestamp" : "0x01"
+        },
+        "exec" : {
+            "address" : "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "code" : "0x6000600020600055",
+            "data" : "0x",
+            "gas" : "0x174876e800",
+            "gasPrice" : "0x3b9aca00",
+            "origin" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : "0x0de0b6b3a7640000"
+        },
+        "gas" : "0x17487699b9",
+        "logs" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
+        "out" : "0x",
+        "post" : {
+            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0x152d02c7e14af6800000",
+                "code" : "0x6000600020600055",
+                "nonce" : "0x00",
+                "storage" : {
+                    "0x00" : "0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470"
+                }
+            }
+        },
+        "pre" : {
+            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0x152d02c7e14af6800000",
+                "code" : "0x6000600020600055",
+                "nonce" : "0x00",
+                "storage" : {
+                }
+            }
+        }
+    }
+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_1.json

@@ -0,0 +1,52 @@
+{
+    "sha3_1" : {
+        "_info" : {
+            "comment" : "",
+            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
+            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "source" : "src/VMTestsFiller/vmSha3Test/sha3_1Filler.json",
+            "sourceHash" : "5f786aded76570c96466f5a4c4632a5a0b362ffc1e4124667cdb1e9328d1d81d"
+        },
+        "callcreates" : [
+        ],
+        "env" : {
+            "currentCoinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "0x0100",
+            "currentGasLimit" : "0x0f4240",
+            "currentNumber" : "0x00",
+            "currentTimestamp" : "0x01"
+        },
+        "exec" : {
+            "address" : "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "code" : "0x6005600420600055",
+            "data" : "0x",
+            "gas" : "0x0186a0",
+            "gasPrice" : "0x5af3107a4000",
+            "origin" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : "0x0de0b6b3a7640000"
+        },
+        "gas" : "0x013850",
+        "logs" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
+        "out" : "0x",
+        "post" : {
+            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0x152d02c7e14af6800000",
+                "code" : "0x6005600420600055",
+                "nonce" : "0x00",
+                "storage" : {
+                    "0x00" : "0xc41589e7559804ea4a2080dad19d876a024ccb05117835447d72ce08c1d020ec"
+                }
+            }
+        },
+        "pre" : {
+            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0x152d02c7e14af6800000",
+                "code" : "0x6005600420600055",
+                "nonce" : "0x00",
+                "storage" : {
+                }
+            }
+        }
+    }
+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_2.json

@@ -0,0 +1,52 @@
+{
+    "sha3_2" : {
+        "_info" : {
+            "comment" : "",
+            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
+            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "source" : "src/VMTestsFiller/vmSha3Test/sha3_2Filler.json",
+            "sourceHash" : "bb3f59dc995c834eaf315b4819900c30ba4e97ef60163aed05946c70e841691f"
+        },
+        "callcreates" : [
+        ],
+        "env" : {
+            "currentCoinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "0x0100",
+            "currentGasLimit" : "0x0f4240",
+            "currentNumber" : "0x00",
+            "currentTimestamp" : "0x01"
+        },
+        "exec" : {
+            "address" : "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "code" : "0x600a600a20600055",
+            "data" : "0x",
+            "gas" : "0x0186a0",
+            "gasPrice" : "0x5af3107a4000",
+            "origin" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : "0x0de0b6b3a7640000"
+        },
+        "gas" : "0x013850",
+        "logs" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
+        "out" : "0x",
+        "post" : {
+            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0x152d02c7e14af6800000",
+                "code" : "0x600a600a20600055",
+                "nonce" : "0x00",
+                "storage" : {
+                    "0x00" : "0x6bd2dd6bd408cbee33429358bf24fdc64612fbf8b1b4db604518f40ffd34b607"
+                }
+            }
+        },
+        "pre" : {
+            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0x152d02c7e14af6800000",
+                "code" : "0x600a600a20600055",
+                "nonce" : "0x00",
+                "storage" : {
+                }
+            }
+        }
+    }
+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_3.json

@@ -0,0 +1,37 @@
+{
+    "sha3_3" : {
+        "_info" : {
+            "comment" : "",
+            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
+            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "source" : "src/VMTestsFiller/vmSha3Test/sha3_3Filler.json",
+            "sourceHash" : "1f474f7dac8971615e641354d809db332975d1ea5ca589d855fb02a1da559033"
+        },
+        "env" : {
+            "currentCoinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "0x0100",
+            "currentGasLimit" : "0x0f4240",
+            "currentNumber" : "0x00",
+            "currentTimestamp" : "0x01"
+        },
+        "exec" : {
+            "address" : "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "code" : "0x620fffff6103e820600055",
+            "data" : "0x",
+            "gas" : "0x0186a0",
+            "gasPrice" : "0x5af3107a4000",
+            "origin" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : "0x0de0b6b3a7640000"
+        },
+        "pre" : {
+            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0x152d02c7e14af6800000",
+                "code" : "0x620fffff6103e820600055",
+                "nonce" : "0x00",
+                "storage" : {
+                }
+            }
+        }
+    }
+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_4.json

@@ -0,0 +1,37 @@
+{
+    "sha3_4" : {
+        "_info" : {
+            "comment" : "",
+            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
+            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "source" : "src/VMTestsFiller/vmSha3Test/sha3_4Filler.json",
+            "sourceHash" : "100da75ff0b63159ca86aa4ef7457a956027af5c6c1ed1f0fa894aaa63849887"
+        },
+        "env" : {
+            "currentCoinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "0x0100",
+            "currentGasLimit" : "0x0f4240",
+            "currentNumber" : "0x00",
+            "currentTimestamp" : "0x01"
+        },
+        "exec" : {
+            "address" : "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "code" : "0x6064640fffffffff20600055",
+            "data" : "0x",
+            "gas" : "0x0186a0",
+            "gasPrice" : "0x5af3107a4000",
+            "origin" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : "0x0de0b6b3a7640000"
+        },
+        "pre" : {
+            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0x152d02c7e14af6800000",
+                "code" : "0x6064640fffffffff20600055",
+                "nonce" : "0x00",
+                "storage" : {
+                }
+            }
+        }
+    }
+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_5.json

@@ -0,0 +1,37 @@
+{
+    "sha3_5" : {
+        "_info" : {
+            "comment" : "",
+            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
+            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "source" : "src/VMTestsFiller/vmSha3Test/sha3_5Filler.json",
+            "sourceHash" : "066bcf3a8e9e7b4c15ec2240c8e1bb0d53de0230c76989e21e4b6aaac83f577d"
+        },
+        "env" : {
+            "currentCoinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "0x0100",
+            "currentGasLimit" : "0x0f4240",
+            "currentNumber" : "0x00",
+            "currentTimestamp" : "0x01"
+        },
+        "exec" : {
+            "address" : "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "code" : "0x640fffffffff61271020600055",
+            "data" : "0x",
+            "gas" : "0x0186a0",
+            "gasPrice" : "0x5af3107a4000",
+            "origin" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : "0x0de0b6b3a7640000"
+        },
+        "pre" : {
+            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0x152d02c7e14af6800000",
+                "code" : "0x640fffffffff61271020600055",
+                "nonce" : "0x00",
+                "storage" : {
+                }
+            }
+        }
+    }
+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_6.json

@@ -0,0 +1,37 @@
+{
+    "sha3_6" : {
+        "_info" : {
+            "comment" : "",
+            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
+            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "source" : "src/VMTestsFiller/vmSha3Test/sha3_6Filler.json",
+            "sourceHash" : "c360c6583bf965674d153f11c243c1e0807e95e99bc9bcb684a7ad2c7155dd40"
+        },
+        "env" : {
+            "currentCoinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "0x0100",
+            "currentGasLimit" : "0x0f4240",
+            "currentNumber" : "0x00",
+            "currentTimestamp" : "0x01"
+        },
+        "exec" : {
+            "address" : "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "code" : "0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff20600055",
+            "data" : "0x",
+            "gas" : "0x0186a0",
+            "gasPrice" : "0x5af3107a4000",
+            "origin" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : "0x0de0b6b3a7640000"
+        },
+        "pre" : {
+            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0x152d02c7e14af6800000",
+                "code" : "0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff20600055",
+                "nonce" : "0x00",
+                "storage" : {
+                }
+            }
+        }
+    }
+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_bigOffset.json

@@ -0,0 +1,37 @@
+{
+    "sha3_bigOffset" : {
+        "_info" : {
+            "comment" : "",
+            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
+            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "source" : "src/VMTestsFiller/vmSha3Test/sha3_bigOffsetFiller.json",
+            "sourceHash" : "1ae2cdfa2e3ab1cac89d8b3d535c3ee50601ebc6098fdbddadca74980eec6382"
+        },
+        "env" : {
+            "currentCoinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "0x0100",
+            "currentGasLimit" : "0x0f4240",
+            "currentNumber" : "0x00",
+            "currentTimestamp" : "0x01"
+        },
+        "exec" : {
+            "address" : "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "code" : "0x60027e0fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff20600055",
+            "data" : "0x",
+            "gas" : "0x010000000000",
+            "gasPrice" : "0x01",
+            "origin" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+        },
+        "pre" : {
+            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+                "code" : "0x60027e0fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff20600055",
+                "nonce" : "0x00",
+                "storage" : {
+                }
+            }
+        }
+    }
+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_bigOffset2.json

@@ -0,0 +1,52 @@
+{
+    "sha3_bigOffset2" : {
+        "_info" : {
+            "comment" : "",
+            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
+            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "source" : "src/VMTestsFiller/vmSha3Test/sha3_bigOffset2Filler.json",
+            "sourceHash" : "2bf8d14886b1001b266c29bd9f9e764f7e6965e851bfe1440e536735fca993dc"
+        },
+        "callcreates" : [
+        ],
+        "env" : {
+            "currentCoinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "0x0100",
+            "currentGasLimit" : "0x0f4240",
+            "currentNumber" : "0x00",
+            "currentTimestamp" : "0x01"
+        },
+        "exec" : {
+            "address" : "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "code" : "0x6002630100000020600055",
+            "data" : "0x",
+            "gas" : "0x0100000000",
+            "gasPrice" : "0x01",
+            "origin" : "0xcd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+        },
+        "gas" : "0xdfe7a9b0",
+        "logs" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
+        "out" : "0x",
+        "post" : {
+            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+                "code" : "0x6002630100000020600055",
+                "nonce" : "0x00",
+                "storage" : {
+                    "0x00" : "0x54a8c0ab653c15bfb48b47fd011ba2b9617af01cb45cab344acd57c924d56798"
+                }
+            }
+        },
+        "pre" : {
+            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+                "code" : "0x6002630100000020600055",
+                "nonce" : "0x00",
+                "storage" : {
+                }
+            }
+        }
+    }
+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_bigSize.json

@@ -0,0 +1,37 @@
+{
+    "sha3_bigSize" : {
+        "_info" : {
+            "comment" : "",
+            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
+            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "source" : "src/VMTestsFiller/vmSha3Test/sha3_bigSizeFiller.json",
+            "sourceHash" : "571bfd9a15c6b0e317f96a92f745aee1d800aa4486c1a101b3e016120ffb5415"
+        },
+        "env" : {
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+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_memSizeNoQuadraticCost31.json

@@ -0,0 +1,52 @@
+{
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+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_memSizeQuadraticCost32.json

@@ -0,0 +1,52 @@
+{
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+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_memSizeQuadraticCost32_zeroSize.json

@@ -0,0 +1,52 @@
+{
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+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_memSizeQuadraticCost33.json

@@ -0,0 +1,52 @@
+{
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+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_memSizeQuadraticCost63.json

@@ -0,0 +1,52 @@
+{
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+}

tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_memSizeQuadraticCost64.json

@@ -0,0 +1,52 @@
+{
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tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_memSizeQuadraticCost64_2.json

@@ -0,0 +1,52 @@
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tests/laser/evm_testsuite/VMTests/vmSha3Test/sha3_memSizeQuadraticCost65.json

@@ -0,0 +1,52 @@
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+            }
+        }
+    }
+}

tests/laser/evm_testsuite/evm_test.py

@@ -63,6 +63,11 @@ def test_vmtest(
 
     # Act
     laser_evm.time = datetime.now()
+
+    # TODO: move this line below and check for VmExceptions when gas has been implemented
+    if post_condition == {}:
+        return
+
     execute_message_call(
         laser_evm,
         callee_address=action["address"],
@@ -77,10 +82,7 @@ def test_vmtest(
 
     # Assert
 
-    if post_condition != {}:
+    assert len(laser_evm.open_states) == 1
-        assert len(laser_evm.open_states) == 1
-    else:
-        return
 
     world_state = laser_evm.open_states[0]
     model = get_model(next(iter(laser_evm.nodes.values())).states[0].mstate.constraints)

tests/testdata/outputs_expected/calls.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/environments.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/environments.sol.o.json

@@ -1 +1 @@
-{"error": null, "issues": [{"address": 158, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "A possible integer overflow exists in the function `_function_0x83f12fec`.\nThe addition or multiplication may result in a value higher than the maximum representable integer.", "function": "_function_0x83f12fec", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}, {"address": 278, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "A possible integer overflow exists in the function `_function_0x83f12fec`.\nThe addition or multiplication may result in a value higher than the maximum representable integer.", "function": "_function_0x83f12fec", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}, {"address": 378, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "A possible integer underflow exists in the function `_function_0x83f12fec`.\nThe subtraction may result in a value < 0.", "function": "_function_0x83f12fec", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}], "success": true}
+{"error": null, "issues": [{"address": 158, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "_function_0x83f12fec", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}, {"address": 278, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "_function_0x83f12fec", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}, {"address": 378, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The substraction can result in an integer underflow.\n", "function": "_function_0x83f12fec", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}], "success": true}

tests/testdata/outputs_expected/environments.sol.o.markdown

@@ -9,8 +9,7 @@
 
 ### Description
 
-A possible integer overflow exists in the function `_function_0x83f12fec`.
+The arithmetic operation can result in integer overflow.
-The addition or multiplication may result in a value higher than the maximum representable integer.
 
 ## Integer Overflow
 - SWC ID: 101
@@ -21,8 +20,7 @@ The addition or multiplication may result in a value higher than the maximum rep
 
 ### Description
 
-A possible integer overflow exists in the function `_function_0x83f12fec`.
+The arithmetic operation can result in integer overflow.
-The addition or multiplication may result in a value higher than the maximum representable integer.
 
 ## Integer Underflow
 - SWC ID: 101
@@ -33,5 +31,4 @@ The addition or multiplication may result in a value higher than the maximum rep
 
 ### Description
 
-A possible integer underflow exists in the function `_function_0x83f12fec`.
+The substraction can result in an integer underflow.
-The subtraction may result in a value < 0.

tests/testdata/outputs_expected/environments.sol.o.text

@@ -4,8 +4,8 @@ Type: Warning
 Contract: Unknown
 Function name: _function_0x83f12fec
 PC address: 158
-A possible integer overflow exists in the function `_function_0x83f12fec`.
+The arithmetic operation can result in integer overflow.
-The addition or multiplication may result in a value higher than the maximum representable integer.
+
 --------------------
 
 ==== Integer Overflow ====
@@ -14,8 +14,8 @@ Type: Warning
 Contract: Unknown
 Function name: _function_0x83f12fec
 PC address: 278
-A possible integer overflow exists in the function `_function_0x83f12fec`.
+The arithmetic operation can result in integer overflow.
-The addition or multiplication may result in a value higher than the maximum representable integer.
+
 --------------------
 
 ==== Integer Underflow ====
@@ -24,7 +24,7 @@ Type: Warning
 Contract: Unknown
 Function name: _function_0x83f12fec
 PC address: 378
-A possible integer underflow exists in the function `_function_0x83f12fec`.
+The substraction can result in an integer underflow.
-The subtraction may result in a value < 0.
+
 --------------------
 

tests/testdata/outputs_expected/ether_send.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/ether_send.sol.o.json

@@ -1 +1 @@
-{"error": null, "issues": [{"address": 722, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "It seems that an attacker is able to execute an call instruction, this can mean that the attacker is able to extract funds out of the contract.", "function": "withdrawfunds()", "swc_id": "105", "title": "Ether send", "type": "Warning"}, {"address": 883, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "invest()", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}], "success": true}
+{"error": null, "issues": [{"address": 722, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "It seems that an attacker is able to execute an call instruction, this can mean that the attacker is able to extract funds out of the contract.", "function": "withdrawfunds()", "swc_id": "105", "title": "Ether send", "type": "Warning"}, {"address": 883, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "invest()", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}], "success": true}

tests/testdata/outputs_expected/exceptions.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/kinds_of_calls.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/metacoin.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/multi_contracts.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/multi_contracts.sol.o.json

@@ -1 +1 @@
-{"error": null, "issues": [{"address": 142, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "It seems that an attacker is able to execute an call instruction, this can mean that the attacker is able to extract funds out of the contract.", "function": "_function_0x8a4068dd", "swc_id": "105", "title": "Ether send", "type": "Warning"}], "success": true}
+{"error": null, "issues": [{"address": 142, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "It seems that an attacker is able to execute an call instruction, this can mean that the attacker is able to extract funds out of the contract.", "function": "_function_0x8a4068dd", "swc_id": "105", "title": "Ether send", "type": "Warning"}], "success": true}

tests/testdata/outputs_expected/nonascii.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/origin.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/calls.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/environments.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/environments.sol.o.json

@@ -0,0 +1 @@
+{"error": null, "issues": [{"address": 158, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "_function_0x83f12fec", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}, {"address": 278, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "_function_0x83f12fec", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}, {"address": 378, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The substraction can result in an integer underflow.\n", "function": "_function_0x83f12fec", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}], "success": true}

tests/testdata/outputs_expected/outputs_current/environments.sol.o.markdown

@@ -0,0 +1,34 @@
+# Analysis results for test-filename.sol
+
+## Integer Overflow
+- SWC ID: 101
+- Type: Warning
+- Contract: Unknown
+- Function name: `_function_0x83f12fec`
+- PC address: 158
+
+### Description
+
+The arithmetic operation can result in integer overflow.
+
+## Integer Overflow
+- SWC ID: 101
+- Type: Warning
+- Contract: Unknown
+- Function name: `_function_0x83f12fec`
+- PC address: 278
+
+### Description
+
+The arithmetic operation can result in integer overflow.
+
+## Integer Underflow
+- SWC ID: 101
+- Type: Warning
+- Contract: Unknown
+- Function name: `_function_0x83f12fec`
+- PC address: 378
+
+### Description
+
+The substraction can result in an integer underflow.

tests/testdata/outputs_expected/outputs_current/environments.sol.o.text

@@ -0,0 +1,30 @@
+==== Integer Overflow ====
+SWC ID: 101
+Type: Warning
+Contract: Unknown
+Function name: _function_0x83f12fec
+PC address: 158
+The arithmetic operation can result in integer overflow.
+
+--------------------
+
+==== Integer Overflow ====
+SWC ID: 101
+Type: Warning
+Contract: Unknown
+Function name: _function_0x83f12fec
+PC address: 278
+The arithmetic operation can result in integer overflow.
+
+--------------------
+
+==== Integer Underflow ====
+SWC ID: 101
+Type: Warning
+Contract: Unknown
+Function name: _function_0x83f12fec
+PC address: 378
+The substraction can result in an integer underflow.
+
+--------------------
+

tests/testdata/outputs_expected/outputs_current/ether_send.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/ether_send.sol.o.json

@@ -1 +1 @@
-{"error": null, "issues": [{"address": 722, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "It seems that an attacker is able to execute an call instruction, this can mean that the attacker is able to extract funds out of the contract.", "function": "withdrawfunds()", "swc_id": "105", "title": "Ether send", "type": "Warning"}, {"address": 883, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "invest()", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}], "success": true}
+{"error": null, "issues": [{"address": 722, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "It seems that an attacker is able to execute an call instruction, this can mean that the attacker is able to extract funds out of the contract.", "function": "withdrawfunds()", "swc_id": "105", "title": "Ether send", "type": "Warning"}, {"address": 883, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "invest()", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}], "success": true}

tests/testdata/outputs_expected/outputs_current/exceptions.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/kinds_of_calls.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/metacoin.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/multi_contracts.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/multi_contracts.sol.o.json

@@ -1 +1 @@
-{"error": null, "issues": [{"address": 142, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "It seems that an attacker is able to execute an call instruction, this can mean that the attacker is able to extract funds out of the contract.", "function": "_function_0x8a4068dd", "swc_id": "105", "title": "Ether send", "type": "Warning"}], "success": true}
+{"error": null, "issues": [{"address": 142, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "It seems that an attacker is able to execute an call instruction, this can mean that the attacker is able to extract funds out of the contract.", "function": "_function_0x8a4068dd", "swc_id": "105", "title": "Ether send", "type": "Warning"}], "success": true}

tests/testdata/outputs_expected/outputs_current/nonascii.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/origin.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/overflow.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/overflow.sol.o.json

@@ -1 +1 @@
-{"error": null, "issues": [{"address": 567, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 649, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 725, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}], "success": true}
+{"error": null, "issues": [{"address": 567, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 649, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 725, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}], "success": true}

tests/testdata/outputs_expected/outputs_current/overflow.sol.o.text

@@ -4,7 +4,7 @@ Type: Warning
 Contract: Unknown
 Function name: sendeth(address,uint256)
 PC address: 567
-The subtraction can result in an integer underflow.
+The substraction can result in an integer underflow.
 
 --------------------
 
@@ -14,7 +14,7 @@ Type: Warning
 Contract: Unknown
 Function name: sendeth(address,uint256)
 PC address: 649
-The subtraction can result in an integer underflow.
+The substraction can result in an integer underflow.
 
 --------------------
 

tests/testdata/outputs_expected/outputs_current/returnvalue.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/suicide.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/underflow.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/outputs_current/underflow.sol.o.json

@@ -1 +1 @@
-{"error": null, "issues": [{"address": 567, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 649, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 725, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}], "success": true}
+{"error": null, "issues": [{"address": 567, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 649, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 725, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}], "success": true}

tests/testdata/outputs_expected/overflow.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/overflow.sol.o.json

@@ -1 +1 @@
-{"error": null, "issues": [{"address": 567, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 649, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 725, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}], "success": true}
+{"error": null, "issues": [{"address": 567, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 649, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 725, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}], "success": true}

tests/testdata/outputs_expected/returnvalue.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/suicide.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/underflow.sol.o.graph.html

@@ -59,4 +59,4 @@
     });
 </script>
 </body>
-</html>
+</html>

tests/testdata/outputs_expected/underflow.sol.o.json

@@ -1 +1 @@
-{"error": null, "issues": [{"address": 567, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 649, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 725, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}], "success": true}
+{"error": null, "issues": [{"address": 567, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 649, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The subtraction can result in an integer underflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Underflow", "type": "Warning"}, {"address": 725, "contract": "Unknown", "debug": "<DEBUG-DATA>", "description": "The arithmetic operation can result in integer overflow.\n", "function": "sendeth(address,uint256)", "swc_id": "101", "title": "Integer Overflow", "type": "Warning"}], "success": true}