diff --git a/Cargo.lock b/Cargo.lock
index dd1869fb01f..564cd3fd583 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -353,7 +353,7 @@ dependencies = [
  "percent-encoding 2.1.0",
  "pretty_env_logger",
  "rustc-workspace-hack",
- "rustfix 0.6.0",
+ "rustfix",
  "semver",
  "serde",
  "serde_ignored",
@@ -637,7 +637,7 @@ dependencies = [
  "futures 0.3.19",
  "if_chain",
  "itertools",
- "parking_lot",
+ "parking_lot 0.12.1",
  "quote",
  "regex",
  "rustc-semver",
@@ -657,7 +657,7 @@ name = "clippy_dev"
 version = "0.0.1"
 dependencies = [
  "aho-corasick",
- "clap 2.34.0",
+ "clap 3.1.1",
  "indoc",
  "itertools",
  "opener",
@@ -766,7 +766,7 @@ dependencies = [
  "libc",
  "miow",
  "regex",
- "rustfix 0.6.0",
+ "rustfix",
  "serde",
  "serde_json",
  "tracing",
@@ -778,9 +778,9 @@ dependencies = [
 
 [[package]]
 name = "compiletest_rs"
-version = "0.7.1"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "29843cb8d351febf86557681d049d1e1652b81a086a190fa1173c07fd17fbf83"
+checksum = "262134ef87408da1ddfe45e33daa0ca43b75286d6b1076446e602d264cf9847e"
 dependencies = [
  "diff",
  "filetime",
@@ -790,7 +790,7 @@ dependencies = [
  "log",
  "miow",
  "regex",
- "rustfix 0.5.1",
+ "rustfix",
  "serde",
  "serde_derive",
  "serde_json",
@@ -2040,7 +2040,7 @@ dependencies = [
  "jsonrpc-server-utils",
  "log",
  "parity-tokio-ipc",
- "parking_lot",
+ "parking_lot 0.11.2",
  "tower-service",
 ]
 
@@ -2054,7 +2054,7 @@ dependencies = [
  "jsonrpc-core",
  "lazy_static",
  "log",
- "parking_lot",
+ "parking_lot 0.11.2",
  "rand 0.7.3",
  "serde",
 ]
@@ -2202,10 +2202,11 @@ version = "0.1.0"
 
 [[package]]
 name = "lock_api"
-version = "0.4.5"
+version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "712a4d093c9976e24e7dbca41db895dabcbac38eb5f4045393d17a95bdfb1109"
+checksum = "327fa5b6a6940e4699ec49a9beae1ea4845c6bab9314e4f84ac68742139d8c53"
 dependencies = [
+ "autocfg",
  "scopeguard",
 ]
 
@@ -2340,7 +2341,7 @@ checksum = "78f7a41bc6f856a2cf0e95094ad5121f82500e2d9a0f3c0171d98f6566d8117d"
 dependencies = [
  "log",
  "memmap2",
- "parking_lot",
+ "parking_lot 0.11.2",
  "perf-event-open-sys",
  "rustc-hash",
  "smallvec",
@@ -2354,7 +2355,7 @@ checksum = "bd460fad6e55ca82fa0cd9dab0d315294188fd9ec6efbf4105e5635d4872ef9c"
 dependencies = [
  "log",
  "memmap2",
- "parking_lot",
+ "parking_lot 0.11.2",
  "perf-event-open-sys",
  "rustc-hash",
  "smallvec",
@@ -2703,7 +2704,17 @@ checksum = "7d17b78036a60663b797adeaee46f5c9dfebb86948d1255007a1d6be0271ff99"
 dependencies = [
  "instant",
  "lock_api",
- "parking_lot_core",
+ "parking_lot_core 0.8.5",
+]
+
+[[package]]
+name = "parking_lot"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
+dependencies = [
+ "lock_api",
+ "parking_lot_core 0.9.3",
 ]
 
 [[package]]
@@ -2720,6 +2731,19 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "parking_lot_core"
+version = "0.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09a279cbf25cb0757810394fbc1e359949b59e348145c643a939a525692e6929"
+dependencies = [
+ "cfg-if 1.0.0",
+ "libc",
+ "redox_syscall",
+ "smallvec",
+ "windows-sys",
+]
+
 [[package]]
 name = "pathdiff"
 version = "0.2.1"
@@ -3731,7 +3755,7 @@ dependencies = [
  "libc",
  "measureme 10.0.0",
  "memmap2",
- "parking_lot",
+ "parking_lot 0.11.2",
  "rustc-hash",
  "rustc-rayon",
  "rustc-rayon-core",
@@ -4315,7 +4339,7 @@ dependencies = [
 name = "rustc_query_system"
 version = "0.0.0"
 dependencies = [
- "parking_lot",
+ "parking_lot 0.11.2",
  "rustc-rayon-core",
  "rustc_arena",
  "rustc_ast",
@@ -4618,21 +4642,9 @@ dependencies = [
 
 [[package]]
 name = "rustfix"
-version = "0.5.1"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2c50b74badcddeb8f7652fa8323ce440b95286f8e4b64ebfd871c609672704e"
-dependencies = [
- "anyhow",
- "log",
- "serde",
- "serde_json",
-]
-
-[[package]]
-name = "rustfix"
-version = "0.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f0be05fc0675ef4f47119dc39cfc46636bb77d4fc4ef1bd851b9c3f7697f32a"
+checksum = "ecd2853d9e26988467753bd9912c3a126f642d05d229a4b53f5752ee36c56481"
 dependencies = [
  "anyhow",
  "log",
@@ -5022,7 +5034,7 @@ checksum = "33994d0838dc2d152d17a62adf608a869b5e846b65b389af7f3dbc1de45c5b26"
 dependencies = [
  "lazy_static",
  "new_debug_unreachable",
- "parking_lot",
+ "parking_lot 0.11.2",
  "phf_shared",
  "precomputed-hash",
  "serde",
@@ -5451,7 +5463,7 @@ dependencies = [
  "ansi_term",
  "lazy_static",
  "matchers",
- "parking_lot",
+ "parking_lot 0.11.2",
  "regex",
  "sharded-slab",
  "smallvec",
@@ -5853,6 +5865,49 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
+[[package]]
+name = "windows-sys"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ea04155a16a59f9eab786fe12a4a450e75cdb175f9e0d80da1e17db09f55b8d2"
+dependencies = [
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9bb8c3fd39ade2d67e9874ac4f3db21f0d710bee00fe7cab16949ec184eeaa47"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "180e6ccf01daf4c426b846dfc66db1fc518f074baa793aa7d9b9aaeffad6a3b6"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e2e7917148b2812d1eeafaeb22a97e4813dfa60a3f8f78ebe204bcc88f12f024"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4dcd171b8776c41b97521e5da127a2d86ad280114807d0b2ab1e462bc764d9e1"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c811ca4a8c853ef420abd8592ba53ddbbac90410fab6903b3e79972a631f7680"
+
 [[package]]
 name = "xattr"
 version = "0.2.2"