diff --git a/.gitignore b/.gitignore
index 4b5c99187..d497ff772 100644
--- a/.gitignore
+++ b/.gitignore
@@ -22,3 +22,5 @@ typescript/**/tsconfig.tsbuildinfo
 .yarn/install-state.gz
 .yarn/cache
 yarn-error.log
+
+.idea
diff --git a/rust-toolchain b/rust-toolchain
index eb3060235..bd664ccfb 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.56"
+channel = "1.60"
 profile = "default"
diff --git a/rust/Cargo.lock b/rust/Cargo.lock
index 8f148bd1b..863d0e8e3 100644
--- a/rust/Cargo.lock
+++ b/rust/Cargo.lock
@@ -79,7 +79,6 @@ dependencies = [
  "hex",
  "lazy_static",
  "num",
- "prometheus",
  "rocksdb",
  "serde 1.0.130",
  "serde_json",
@@ -95,7 +94,6 @@ name = "abacus-ethereum"
 version = "0.1.0"
 dependencies = [
  "abacus-core",
- "anyhow",
  "async-trait",
  "color-eyre 0.5.11",
  "ethers",
@@ -103,7 +101,6 @@ dependencies = [
  "ethers-signers",
  "hex",
  "num",
- "prometheus",
  "rocksdb",
  "serde 1.0.130",
  "serde_json",
@@ -118,14 +115,11 @@ name = "abacus-test"
 version = "0.1.0"
 dependencies = [
  "abacus-core",
- "abacus-ethereum",
  "async-trait",
  "color-eyre 0.5.11",
- "config",
  "ethers",
  "futures-util",
  "mockall",
- "prometheus",
  "rand 0.8.5",
  "rocksdb",
  "serde 1.0.130",
@@ -156,7 +150,7 @@ version = "0.7.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e8b47f52ea9bae42228d07ec09eb676433d7c4ed1ebdf0f1d1c29ed446f1ab8"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "cipher",
  "cpufeatures",
  "opaque-debug 0.3.0",
@@ -200,12 +194,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "anyhow"
-version = "1.0.44"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61604a8f862e1d5c3229fdd78f8b02c68dcf73a4c4b05fd636d12240aaa242c1"
-
 [[package]]
 name = "arrayvec"
 version = "0.5.2"
@@ -270,15 +258,6 @@ dependencies = [
  "rustc_version",
 ]
 
-[[package]]
-name = "atomic-shim"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d20fdac7156779a1a30d970e838195558b4810dd06aa69e7c7461bdc518edf9b"
-dependencies = [
- "crossbeam",
-]
-
 [[package]]
 name = "atty"
 version = "0.2.14"
@@ -316,7 +295,7 @@ checksum = "321629d8ba6513061f26707241fa9bc89524ff1cd7a915a97ef0c62c666ce1b6"
 dependencies = [
  "addr2line",
  "cc",
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "miniz_oxide",
  "object",
@@ -334,7 +313,6 @@ dependencies = [
  "futures",
  "human-panic",
  "metrics",
- "metrics-exporter-prometheus",
  "serde 1.0.130",
  "serde_json",
  "tokio",
@@ -624,12 +602,6 @@ dependencies = [
  "nom 6.1.2",
 ]
 
-[[package]]
-name = "cfg-if"
-version = "0.1.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
-
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -923,31 +895,7 @@ version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "81156fece84ab6a9f2afdb109ce3ae577e42b1228441eded99bd77f627953b1a"
 dependencies = [
- "cfg-if 1.0.0",
-]
-
-[[package]]
-name = "crossbeam"
-version = "0.7.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69323bff1fb41c635347b8ead484a5ca6c3f11914d784170b158d8449ab07f8e"
-dependencies = [
- "cfg-if 0.1.10",
- "crossbeam-channel 0.4.4",
- "crossbeam-deque 0.7.4",
- "crossbeam-epoch 0.8.2",
- "crossbeam-queue",
- "crossbeam-utils 0.7.2",
-]
-
-[[package]]
-name = "crossbeam-channel"
-version = "0.4.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b153fe7cbef478c567df0f972e02e6d736db11affe43dfc9c56a9374d1adfb87"
-dependencies = [
- "crossbeam-utils 0.7.2",
- "maybe-uninit",
+ "cfg-if",
 ]
 
 [[package]]
@@ -956,19 +904,8 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06ed27e177f16d65f0f0c22a213e17c696ace5dd64b14258b52f9417ccb52db4"
 dependencies = [
- "cfg-if 1.0.0",
- "crossbeam-utils 0.8.5",
-]
-
-[[package]]
-name = "crossbeam-deque"
-version = "0.7.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c20ff29ded3204c5106278a81a38f4b482636ed4fa1e6cfbeef193291beb29ed"
-dependencies = [
- "crossbeam-epoch 0.8.2",
- "crossbeam-utils 0.7.2",
- "maybe-uninit",
+ "cfg-if",
+ "crossbeam-utils",
 ]
 
 [[package]]
@@ -977,24 +914,9 @@ version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6455c0ca19f0d2fbf751b908d5c55c1f5cbc65e03c4225427254b46890bdde1e"
 dependencies = [
- "cfg-if 1.0.0",
- "crossbeam-epoch 0.9.5",
- "crossbeam-utils 0.8.5",
-]
-
-[[package]]
-name = "crossbeam-epoch"
-version = "0.8.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "058ed274caafc1f60c4997b5fc07bf7dc7cca454af7c6e81edffe5f33f70dace"
-dependencies = [
- "autocfg",
- "cfg-if 0.1.10",
- "crossbeam-utils 0.7.2",
- "lazy_static",
- "maybe-uninit",
- "memoffset 0.5.6",
- "scopeguard",
+ "cfg-if",
+ "crossbeam-epoch",
+ "crossbeam-utils",
 ]
 
 [[package]]
@@ -1003,42 +925,20 @@ version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4ec02e091aa634e2c3ada4a392989e7c3116673ef0ac5b72232439094d73b7fd"
 dependencies = [
- "cfg-if 1.0.0",
- "crossbeam-utils 0.8.5",
+ "cfg-if",
+ "crossbeam-utils",
  "lazy_static",
- "memoffset 0.6.4",
+ "memoffset",
  "scopeguard",
 ]
 
-[[package]]
-name = "crossbeam-queue"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "774ba60a54c213d409d5353bda12d49cd68d14e45036a285234c8d6f91f92570"
-dependencies = [
- "cfg-if 0.1.10",
- "crossbeam-utils 0.7.2",
- "maybe-uninit",
-]
-
-[[package]]
-name = "crossbeam-utils"
-version = "0.7.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c3c7c73a2d1e9fc0886a08b93e98eb643461230d5f1925e4036204d5f2e261a8"
-dependencies = [
- "autocfg",
- "cfg-if 0.1.10",
- "lazy_static",
-]
-
 [[package]]
 name = "crossbeam-utils"
 version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d82cfc11ce7f2c3faef78d8a684447b40d503d9681acebed6cb728d45940c4db"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "lazy_static",
 ]
 
@@ -1099,16 +999,6 @@ dependencies = [
  "cipher",
 ]
 
-[[package]]
-name = "dashmap"
-version = "4.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e77a43b28d0668df09411cb0bc9a8c2adc40f9a048afe863e05fd43251e8e39c"
-dependencies = [
- "cfg-if 1.0.0",
- "num_cpus",
-]
-
 [[package]]
 name = "der"
 version = "0.5.1"
@@ -1165,7 +1055,7 @@ version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b98cf8ebf19c3d1b223e151f99a4f9f0690dca41414773390fc824184ac833e1"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "dirs-sys-next",
 ]
 
@@ -1243,15 +1133,9 @@ version = "0.8.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a74ea89a0a1b98f6332de42c95baff457ada66d1cb4030f9ff151b2041a1c746"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
-[[package]]
-name = "endian-type"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c34f04666d835ff5d62e058c3995147c06f42fe86ff053337632bca83e42702d"
-
 [[package]]
 name = "eth-keystore"
 version = "0.4.1"
@@ -1368,7 +1252,7 @@ version = "0.6.0"
 source = "git+https://github.com/gakonst/ethers-rs?branch=master#81e7fea14b4f9bc4c531856f8cb7cd31a5248918"
 dependencies = [
  "Inflector",
- "cfg-if 1.0.0",
+ "cfg-if",
  "dunce",
  "ethers-core",
  "eyre",
@@ -1782,7 +1666,7 @@ version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "wasi 0.9.0+wasi-snapshot-preview1",
 ]
@@ -1793,7 +1677,7 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fcd999463524c52659517fe2cea98493cfe485d10565e7b0fb07dbba7ad2753"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "js-sys",
  "libc",
  "wasi 0.10.2+wasi-snapshot-preview1",
@@ -1847,9 +1731,6 @@ name = "hashbrown"
 version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ab5ef0d4909ef3724cc8cce6ccc8572c5c817592e9285f5464f8e86f8bd3726e"
-dependencies = [
- "ahash",
-]
 
 [[package]]
 name = "hashers"
@@ -2116,7 +1997,7 @@ version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a5bbe824c507c5da5956355e86a746d82e0e1464f65d862cc5e71da70e94b2c"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "js-sys",
  "wasm-bindgen",
  "web-sys",
@@ -2179,7 +2060,7 @@ version = "0.10.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "19c3a5e0a0b8450278feda242592512e09f61c72e018b8cd5c859482802daf2d"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "ecdsa",
  "elliptic-curve",
  "sec1",
@@ -2284,7 +2165,7 @@ checksum = "6607c62aa161d23d17a9072cc5da0be67cdfc89d3afb1e8d9c842bebc2525ffe"
 dependencies = [
  "arrayvec 0.5.2",
  "bitflags",
- "cfg-if 1.0.0",
+ "cfg-if",
  "ryu",
  "static_assertions",
 ]
@@ -2301,7 +2182,7 @@ version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c0cf036d15402bea3c5d4de17b3fce76b3e4a56ebc1f577be0e7a72f7c607cf0"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "winapi",
 ]
 
@@ -2347,16 +2228,7 @@ version = "0.4.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "51b9bbe6c47d51fc3e1a9b945965946b4c44142ab8792c50835a980d362c2710"
 dependencies = [
- "cfg-if 1.0.0",
-]
-
-[[package]]
-name = "mach"
-version = "0.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b823e83b2affd8f40a9ee8c29dbc56404c1e34cd2710921f2801e2cf29527afa"
-dependencies = [
- "libc",
+ "cfg-if",
 ]
 
 [[package]]
@@ -2374,12 +2246,6 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a3e378b66a060d48947b590737b30a1be76706c8dd7b8ba0f2fe3989c68a853f"
 
-[[package]]
-name = "maybe-uninit"
-version = "2.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60302e4db3a61da70c0cb7991976248362f30319e88850c487b9b95bbf059e00"
-
 [[package]]
 name = "md-5"
 version = "0.9.1"
@@ -2406,15 +2272,6 @@ version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "308cc39be01b73d0d18f82a0e7b2a3df85245f84af96fdddc5d202d27e47b86a"
 
-[[package]]
-name = "memoffset"
-version = "0.5.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "043175f069eda7b85febe4a74abbaeff828d9f8b448515d3151a14a3542811aa"
-dependencies = [
- "autocfg",
-]
-
 [[package]]
 name = "memoffset"
 version = "0.6.4"
@@ -2435,22 +2292,6 @@ dependencies = [
  "proc-macro-hack",
 ]
 
-[[package]]
-name = "metrics-exporter-prometheus"
-version = "0.6.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "343a5ceb38235928e7a5687412590f07e6d281522dcd9ff51246f8856eef5fe5"
-dependencies = [
- "hyper",
- "ipnet",
- "metrics",
- "metrics-util",
- "parking_lot",
- "quanta",
- "thiserror",
- "tokio",
-]
-
 [[package]]
 name = "metrics-macros"
 version = "0.4.0"
@@ -2465,29 +2306,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "metrics-util"
-version = "0.10.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "74c9b6aee519e1461b678952d3671652bb341d0664b1188f895a436a4e2e6ffa"
-dependencies = [
- "ahash",
- "aho-corasick",
- "atomic-shim",
- "crossbeam-epoch 0.9.5",
- "crossbeam-utils 0.8.5",
- "dashmap",
- "hashbrown",
- "indexmap",
- "metrics",
- "num_cpus",
- "ordered-float 2.8.0",
- "parking_lot",
- "quanta",
- "radix_trie",
- "sketches-ddsketch",
-]
-
 [[package]]
 name = "mime"
 version = "0.3.16"
@@ -2542,7 +2360,7 @@ version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6ab571328afa78ae322493cacca3efac6a0f2e0a67305b4df31fd439ef129ac0"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "downcast",
  "fragile",
  "lazy_static",
@@ -2557,7 +2375,7 @@ version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e7e25b214433f669161f414959594216d8e6ba83b6679d3db96899c0b4639033"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "proc-macro2",
  "quote",
  "syn",
@@ -2605,15 +2423,6 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e4a24736216ec316047a1fc4252e27dabb04218aa4a3f37c6e7ddbf1f9782b54"
 
-[[package]]
-name = "nibble_vec"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77a5d83df9f36fe23f0c3648c6bbb8b0298bb5f1939c8f2704431371f4b84d43"
-dependencies = [
- "smallvec",
-]
-
 [[package]]
 name = "nom"
 version = "5.1.2"
@@ -2784,7 +2593,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c7ae222234c30df141154f159066c5093ff73b63204dcda7121eb082fc56a95"
 dependencies = [
  "bitflags",
- "cfg-if 1.0.0",
+ "cfg-if",
  "foreign-types",
  "libc",
  "once_cell",
@@ -2817,7 +2626,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "492848ff47f11b7f9de0443b404e2c5775f695e1af6b7076ca25f999581d547a"
 dependencies = [
  "async-trait",
- "crossbeam-channel 0.5.1",
+ "crossbeam-channel",
  "futures",
  "js-sys",
  "lazy_static",
@@ -2888,15 +2697,6 @@ dependencies = [
  "num-traits 0.2.14",
 ]
 
-[[package]]
-name = "ordered-float"
-version = "2.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97c9d06878b3a851e8026ef94bf7fef9ba93062cd412601da4d9cf369b1cc62d"
-dependencies = [
- "num-traits 0.2.14",
-]
-
 [[package]]
 name = "os_str_bytes"
 version = "4.2.0"
@@ -2970,7 +2770,7 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d76e8e1493bcac0d2766c42737f34458f1c8c50c0d23bcb24ea953affb273216"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "instant",
  "libc",
  "redox_syscall",
@@ -3283,7 +3083,7 @@ version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5986aa8d62380092d2f50f8b1cdba9cb9b6731ffd4b25b51fd126b6c3e05b99c"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "fnv",
  "lazy_static",
  "memchr",
@@ -3298,22 +3098,6 @@ version = "2.25.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "47c327e191621a2158159df97cdbc2e7074bb4e940275e35abf38eb3d2595754"
 
-[[package]]
-name = "quanta"
-version = "0.9.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "20afe714292d5e879d8b12740aa223c6a88f118af41870e8b6196e39a02238a8"
-dependencies = [
- "crossbeam-utils 0.8.5",
- "libc",
- "mach",
- "once_cell",
- "raw-cpuid",
- "wasi 0.10.2+wasi-snapshot-preview1",
- "web-sys",
- "winapi",
-]
-
 [[package]]
 name = "quick-error"
 version = "1.2.3"
@@ -3347,16 +3131,6 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dc33ff2d4973d518d823d61aa239014831e521c75da58e3df4840d3f47749d09"
 
-[[package]]
-name = "radix_trie"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c069c179fcdc6a2fe24d8d18305cf085fdbd4f922c041943e203685d6a1c58fd"
-dependencies = [
- "endian-type",
- "nibble_vec",
-]
-
 [[package]]
 name = "rand"
 version = "0.7.3"
@@ -3428,15 +3202,6 @@ dependencies = [
  "rand_core 0.5.1",
 ]
 
-[[package]]
-name = "raw-cpuid"
-version = "10.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "929f54e29691d4e6a9cc558479de70db7aa3d98cd6fe7ab86d7507aa2886b9d2"
-dependencies = [
- "bitflags",
-]
-
 [[package]]
 name = "rayon"
 version = "1.5.2"
@@ -3444,7 +3209,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fd249e82c21598a9a426a4e00dd7adc1d640b22445ec8545feef801d1a74c221"
 dependencies = [
  "autocfg",
- "crossbeam-deque 0.8.1",
+ "crossbeam-deque",
  "either",
  "rayon-core",
 ]
@@ -3455,9 +3220,9 @@ version = "1.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9f51245e1e62e1f1629cbfec37b5793bbabcaeb90f30e94d2ba03564687353e4"
 dependencies = [
- "crossbeam-channel 0.5.1",
- "crossbeam-deque 0.8.1",
- "crossbeam-utils 0.8.5",
+ "crossbeam-channel",
+ "crossbeam-deque",
+ "crossbeam-utils",
  "num_cpus",
 ]
 
@@ -4015,7 +3780,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "99cd6713db3cf16b6c84e06321e049a9b9f699826e16096d23bbcc44d15d51a6"
 dependencies = [
  "block-buffer 0.9.0",
- "cfg-if 1.0.0",
+ "cfg-if",
  "cpufeatures",
  "digest 0.9.0",
  "opaque-debug 0.3.0",
@@ -4027,7 +3792,7 @@ version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "028f48d513f9678cda28f6e4064755b3fbb2af6acd672f2c209b62323f7aea0f"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "cpufeatures",
  "digest 0.10.3",
 ]
@@ -4051,7 +3816,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b69f9a4c9740d74c5baa3fd2e547f9525fa8088a8a958e0ca2409a514e33f5fa"
 dependencies = [
  "block-buffer 0.9.0",
- "cfg-if 1.0.0",
+ "cfg-if",
  "cpufeatures",
  "digest 0.9.0",
  "opaque-debug 0.3.0",
@@ -4063,7 +3828,7 @@ version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "55deaec60f81eefe3cce0dc50bda92d6d8e88f2a27df7c5033b42afeb1ed2676"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "cpufeatures",
  "digest 0.10.3",
 ]
@@ -4130,12 +3895,6 @@ version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7bd3e3206899af3f8b12af284fafc038cc1dc2b41d1b89dd17297221c5d225de"
 
-[[package]]
-name = "sketches-ddsketch"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "76a77a8fd93886010f05e7ea0720e569d6d16c65329dbe3ec033bbbccccb017b"
-
 [[package]]
 name = "slab"
 version = "0.4.5"
@@ -4273,7 +4032,7 @@ version = "3.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dac1c663cfc93810f88aed9b8941d48cabf856a1b111c29a40439018d870eb22"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "rand 0.8.5",
  "redox_syscall",
@@ -4372,7 +4131,7 @@ dependencies = [
  "byteorder",
  "integer-encoding",
  "log",
- "ordered-float 1.1.1",
+ "ordered-float",
  "threadpool",
 ]
 
@@ -4539,7 +4298,7 @@ version = "0.1.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5d0ecdcb44a79f0fe9844f0c4f33a342cbcbb5117de8001e6ba0dc2351327d09"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "log",
  "pin-project-lite",
  "tracing-attributes",
@@ -4943,7 +4702,7 @@ version = "0.2.78"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "632f73e236b219150ea279196e54e610f5dbafa5d61786303d4da54f84e47fce"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "wasm-bindgen-macro",
 ]
 
@@ -4968,7 +4727,7 @@ version = "0.4.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8e8d7523cb1f2a4c96c1317ca690031b714a51cc14e05f712446691f413f5d39"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "js-sys",
  "wasm-bindgen",
  "web-sys",
diff --git a/rust/Dockerfile b/rust/Dockerfile
index 8d12b3b86..1e758baf7 100644
--- a/rust/Dockerfile
+++ b/rust/Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:experimental
 
-FROM rust:1.56 as builder
+FROM rust:1.60 as builder
 WORKDIR /usr/src
 
 # 1a: Prepare for static linking
diff --git a/rust/README.md b/rust/README.md
index 4b3ba71fa..e3c2fda58 100644
--- a/rust/README.md
+++ b/rust/README.md
@@ -7,13 +7,13 @@
 - setup pre-commit hooks: `cp ../pre-commit.sh ../.git/hooks/pre-commit`
   - Note: To bypass pre-commit hooks, pass `--no-verify` after commit message
 
-Note: You should be running >= version `1.52.1` of the rustc compiler, you can see that version with this command and should see similar output:
+Note: You should be running >= version `1.60.0` of the rustc compiler, you can see that version with this command and should see similar output:
 
 ```
 $ rustup --version
-rustup 1.24.2 (755e2b07e 2021-05-12)
+rustup 1.24.3 (ce5817a94 2021-05-31)
 info: This is the version for the rustup toolchain manager, not the rustc compiler.
-info: The currently active `rustc` version is `rustc 1.52.1 (9bc8c42bb 2021-05-09)`
+info: The currently active `rustc` version is `rustc 1.60.0 (7737e0b5c 2022-04-04)`
 ```
 
 ### Useful cargo commands
@@ -59,7 +59,7 @@ Some agent sketches:
 
 - `updater`
   - Needs only a connection to the home chain
-  - Signs upate attestations and submits them to the home chain
+  - Signs update attestations and submits them to the home chain
 - `watcher`
   - Observe the home chain
   - Observe as many replicas as possible
diff --git a/rust/abacus-core/Cargo.toml b/rust/abacus-core/Cargo.toml
index ffa2be326..af1fc49dd 100644
--- a/rust/abacus-core/Cargo.toml
+++ b/rust/abacus-core/Cargo.toml
@@ -22,7 +22,6 @@ serde = {version = "1.0", features = ["derive"]}
 serde_json = {version = "1.0"}
 color-eyre = "0.5.0"
 rocksdb = { git = "https://github.com/rust-rocksdb/rust-rocksdb" }
-prometheus = "0.12.0"
 bytes = { version = "1", features = ["serde"]}
 num = {version="0", features=["serde"]}
 
diff --git a/rust/abacus-test/Cargo.toml b/rust/abacus-test/Cargo.toml
index b7a1a9d8a..9108f4431 100644
--- a/rust/abacus-test/Cargo.toml
+++ b/rust/abacus-test/Cargo.toml
@@ -6,7 +6,6 @@ edition = "2021"
 
 [dependencies]
 tokio = { version = "1.0.1", features = ["rt", "macros"] }
-config = "0.10"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = { version = "1.0", default-features = false }
 ethers = { git = "https://github.com/gakonst/ethers-rs", branch = "master" }
@@ -19,6 +18,4 @@ rand = "0.8.3"
 rocksdb = { git = "https://github.com/rust-rocksdb/rust-rocksdb" }
 
 abacus-core = { path = "../abacus-core" }
-abacus-ethereum = { path = "../chains/abacus-ethereum"}
 tracing = "0.1.26"
-prometheus = "0.12.0"
diff --git a/rust/chains/abacus-ethereum/Cargo.toml b/rust/chains/abacus-ethereum/Cargo.toml
index dda96d547..f879761df 100644
--- a/rust/chains/abacus-ethereum/Cargo.toml
+++ b/rust/chains/abacus-ethereum/Cargo.toml
@@ -17,12 +17,10 @@ async-trait = { version = "0.1.42", default-features = false }
 thiserror = { version = "1.0.22", default-features = false }
 tracing = "0.1.22"
 color-eyre = "0.5.0"
-anyhow = "1"
 num = "0.4"
 
 abacus-core = { path = "../../abacus-core" }
 tokio = "1.7.1"
 hex = "0.4.3"
-prometheus = "0.12"
 rocksdb = { git = "https://github.com/rust-rocksdb/rust-rocksdb" }
 tracing-futures = "0.2.5"
diff --git a/rust/chains/abacus-ethereum/src/inbox.rs b/rust/chains/abacus-ethereum/src/inbox.rs
index 1de57be2a..e0ec17303 100644
--- a/rust/chains/abacus-ethereum/src/inbox.rs
+++ b/rust/chains/abacus-ethereum/src/inbox.rs
@@ -42,7 +42,9 @@ where
 {
     contract: Arc<EthereumInboxInternal<M>>,
     provider: Arc<M>,
+    #[allow(unused)]
     from_height: u32,
+    #[allow(unused)]
     chunk_size: u32,
 }
 
diff --git a/rust/chains/abacus-ethereum/src/outbox.rs b/rust/chains/abacus-ethereum/src/outbox.rs
index 383ef47b2..3602b5bde 100644
--- a/rust/chains/abacus-ethereum/src/outbox.rs
+++ b/rust/chains/abacus-ethereum/src/outbox.rs
@@ -34,7 +34,9 @@ where
 {
     contract: Arc<EthereumOutboxInternal<M>>,
     provider: Arc<M>,
+    #[allow(unused)]
     from_height: u32,
+    #[allow(unused)]
     chunk_size: u32,
 }
 
diff --git a/rust/chains/abacus-ethereum/src/validator_manager.rs b/rust/chains/abacus-ethereum/src/validator_manager.rs
index ca88bc526..91d31ddb7 100644
--- a/rust/chains/abacus-ethereum/src/validator_manager.rs
+++ b/rust/chains/abacus-ethereum/src/validator_manager.rs
@@ -33,8 +33,11 @@ where
     M: ethers::providers::Middleware,
 {
     contract: Arc<EthereumInboxValidatorManagerInternal<M>>,
+    #[allow(unused)]
     domain: u32,
+    #[allow(unused)]
     name: String,
+    #[allow(unused)]
     provider: Arc<M>,
     inbox_address: Address,
 }
diff --git a/rust/tools/balance-exporter/Cargo.toml b/rust/tools/balance-exporter/Cargo.toml
index ae2991388..cbe1302e4 100644
--- a/rust/tools/balance-exporter/Cargo.toml
+++ b/rust/tools/balance-exporter/Cargo.toml
@@ -11,7 +11,6 @@ tokio = "1"
 futures = "0.3"
 
 metrics = "0"
-metrics-exporter-prometheus = "0"
 serde_json = "1"
 serde = "1"
 color-eyre = "0"