Wrap Windows virtual terminal sequence enabling in a try/except to fallback on disabling color in case of any exception.

slither/utils/colors.py

@@ -25,6 +25,7 @@ def enable_windows_virtual_terminal_sequences():
     Reference: https://docs.microsoft.com/en-us/windows/console/console-virtual-terminal-sequences
     """
 
+    try:
         from ctypes import windll, byref
         from ctypes.wintypes import DWORD, HANDLE
 
@@ -52,6 +53,10 @@ def enable_windows_virtual_terminal_sequences():
             if (current_mode.value & virtual_terminal_flag) == 0:
                 if not kernel32.SetConsoleMode(current_handle, current_mode.value | virtual_terminal_flag):
                     return False
+    except:
+        # Any generic failure (possibly from calling these methods on older Windows builds where they do not exist)
+        # will fall back onto disabling colorization.
+        return False
 
     return True