From 9310d8ba2c0f730adf5d0811e289ab7d83cf1317 Mon Sep 17 00:00:00 2001
From: Rien Maertens <rien.maertens@posteo.be>
Date: Fri, 10 Jun 2022 21:07:34 +0200
Subject: [PATCH] Delete unused crates & cargo update

---
 Cargo.lock | 485 +++++++++--------------------------------------------
 Cargo.toml |   2 -
 flake.nix  |   1 +
 3 files changed, 77 insertions(+), 411 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 9d6db17c..ba136adb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -17,7 +17,7 @@ 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 0.3.0",
  "cpufeatures",
  "opaque-debug",
@@ -129,17 +129,11 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "async-task"
-version = "3.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c17772156ef2829aadc587461c7753af20b7e8db1529bc66855add962a3b35d3"
-
 [[package]]
 name = "async-trait"
-version = "0.1.53"
+version = "0.1.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ed6aa3524a2dfcf9fe180c51eae2b58738348d819517ceadf95789c51fff7600"
+checksum = "96cf8829f67d2eab0b2dfa42c5d0ef737e0724e4a82b01b3e292456202b19716"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -152,7 +146,7 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b88d82667eca772c4aa12f0f1348b3ae643424c8876448f3f7bd5787032e234c"
 dependencies = [
- "autocfg 1.1.0",
+ "autocfg",
 ]
 
 [[package]]
@@ -166,15 +160,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "autocfg"
-version = "0.1.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0dde43e75fd43e8a1bf86103336bc699aa8d17ad1be60c76c0bdfd4828e19b78"
-dependencies = [
- "autocfg 1.1.0",
-]
-
 [[package]]
 name = "autocfg"
 version = "1.1.0"
@@ -239,9 +224,9 @@ dependencies = [
 
 [[package]]
 name = "bumpalo"
-version = "3.9.1"
+version = "3.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4a45a46ab1f2412e53d3a0ade76ffad2025804294569aae387231a0cd6e0899"
+checksum = "37ccbd214614c6783386c1af30caf03192f17891059cecc394b4fb119e363de3"
 
 [[package]]
 name = "byteorder"
@@ -261,12 +246,6 @@ version = "1.0.73"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2fff2a6927b3bb87f9595d67196a70493f627687a71d87a0d692242c33f58c11"
 
-[[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"
@@ -305,15 +284,6 @@ dependencies = [
  "generic-array",
 ]
 
-[[package]]
-name = "cloudabi"
-version = "0.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
-dependencies = [
- "bitflags",
-]
-
 [[package]]
 name = "colored"
 version = "2.0.0"
@@ -336,7 +306,7 @@ dependencies = [
  "hkdf",
  "hmac 0.12.1",
  "percent-encoding",
- "rand 0.8.5",
+ "rand",
  "sha2 0.10.2",
  "subtle",
  "time 0.3.9",
@@ -368,62 +338,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "crossbeam-channel"
-version = "0.3.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8ec7fcd21571dc78f96cc96243cab8d8f035247c3efd16c687be154c3fa9efa"
-dependencies = [
- "crossbeam-utils 0.6.6",
-]
-
-[[package]]
-name = "crossbeam-deque"
-version = "0.7.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c20ff29ded3204c5106278a81a38f4b482636ed4fa1e6cfbeef193291beb29ed"
-dependencies = [
- "crossbeam-epoch",
- "crossbeam-utils 0.7.2",
- "maybe-uninit",
-]
-
-[[package]]
-name = "crossbeam-epoch"
-version = "0.8.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "058ed274caafc1f60c4997b5fc07bf7dc7cca454af7c6e81edffe5f33f70dace"
-dependencies = [
- "autocfg 1.1.0",
- "cfg-if 0.1.10",
- "crossbeam-utils 0.7.2",
- "lazy_static",
- "maybe-uninit",
- "memoffset",
- "scopeguard 1.1.0",
-]
-
-[[package]]
-name = "crossbeam-utils"
-version = "0.6.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04973fa96e96579258a5091af6003abde64af786b860f18622b82e026cca60e6"
-dependencies = [
- "cfg-if 0.1.10",
- "lazy_static",
-]
-
-[[package]]
-name = "crossbeam-utils"
-version = "0.7.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c3c7c73a2d1e9fc0886a08b93e98eb643461230d5f1925e4036204d5f2e261a8"
-dependencies = [
- "autocfg 1.1.0",
- "cfg-if 0.1.10",
- "lazy_static",
-]
-
 [[package]]
 name = "crypto-common"
 version = "0.1.3"
@@ -561,20 +475,27 @@ checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
 
 [[package]]
 name = "email-encoding"
-version = "0.1.0"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6690291166824e467790ac08ba42f241791567e8337bbf00c5a6e87889629f98"
+checksum = "827e1fb86d24d558ab0454ca3fa084f8a6144ade1e3e6982f697c586bf96b41b"
 dependencies = [
  "base64",
+ "memchr",
 ]
 
+[[package]]
+name = "email_address"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8684b7c9cb4857dfa1e5b9629ef584ba618c9b93bae60f58cb23f4f271d0468e"
+
 [[package]]
 name = "encoding_rs"
 version = "0.8.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9852635589dc9f9ea1b6fe9f05b50ef208c85c834a562f0c6abb1c475736ec2b"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -631,12 +552,6 @@ dependencies = [
  "percent-encoding",
 ]
 
-[[package]]
-name = "fuchsia-cprng"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a06f77d526c1a601b7c4cdd98f54b5eaabffc14d5f2f0296febdc7f357c6d3ba"
-
 [[package]]
 name = "futures"
 version = "0.3.21"
@@ -731,7 +646,7 @@ version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9be70c98951c83b8d2f8f60d7065fa6d5146873094452a1008da8c2f1e4205ad"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "wasi 0.10.2+wasi-snapshot-preview1",
 ]
@@ -767,20 +682,10 @@ dependencies = [
  "indexmap",
  "slab",
  "tokio",
- "tokio-util 0.7.2",
+ "tokio-util 0.7.3",
  "tracing",
 ]
 
-[[package]]
-name = "hashbrown"
-version = "0.1.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3bae29b6653b3412c2e71e9d486db9f9df5d701941d86683005efb9f2d28e3da"
-dependencies = [
- "byteorder",
- "scopeguard 0.3.3",
-]
-
 [[package]]
 name = "hashbrown"
 version = "0.11.2"
@@ -843,9 +748,9 @@ dependencies = [
 
 [[package]]
 name = "http"
-version = "0.2.7"
+version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ff8670570af52249509a86f5e3e18a08c60b177071826898fde8997cf5f6bfbb"
+checksum = "75f43d41e26995c17e71ee126451dd3941010b0514a81a9d11f3b341debc2399"
 dependencies = [
  "bytes",
  "fnv",
@@ -941,8 +846,8 @@ version = "1.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e6012d540c5baa3589337a98ce73408de9b5a25ec9fc2c6fd6be8f0d39e0ca5a"
 dependencies = [
- "autocfg 1.1.0",
- "hashbrown 0.11.2",
+ "autocfg",
+ "hashbrown",
  "serde",
 ]
 
@@ -958,7 +863,7 @@ version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a5bbe824c507c5da5956355e86a746d82e0e1464f65d862cc5e71da70e94b2c"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -990,12 +895,13 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "lettre"
-version = "0.10.0-rc.6"
+version = "0.10.0-rc.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f6c70001f7ee6c93b6687a06607c7a38f9a7ae460139a496c23da21e95bc289"
+checksum = "0f7e87d9d44162eea7abd87b1a7540fcb10d5e58e8bb4f173178f3dc6e453944"
 dependencies = [
  "base64",
  "email-encoding",
+ "email_address",
  "fastrand",
  "futures-util",
  "hostname",
@@ -1006,7 +912,7 @@ dependencies = [
  "nom",
  "once_cell",
  "quoted_printable",
- "regex",
+ "socket2",
 ]
 
 [[package]]
@@ -1015,24 +921,14 @@ version = "0.2.126"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "349d5a591cd28b49e1d1037471617a32ddcda5731b99419008085f72d5a53836"
 
-[[package]]
-name = "lock_api"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62ebf1391f6acad60e5c8b43706dde4582df75c06698ab44511d15016bc2442c"
-dependencies = [
- "owning_ref",
- "scopeguard 0.3.3",
-]
-
 [[package]]
 name = "lock_api"
 version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "327fa5b6a6940e4699ec49a9beae1ea4845c6bab9314e4f84ac68742139d8c53"
 dependencies = [
- "autocfg 1.1.0",
- "scopeguard 1.1.0",
+ "autocfg",
+ "scopeguard",
 ]
 
 [[package]]
@@ -1041,7 +937,7 @@ version = "0.4.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -1050,7 +946,7 @@ version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ff50ecb28bb86013e935fb6683ab1f6d3a20016f123c76fd4c27470076ac30f5"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "generator",
  "scoped-tls",
  "serde",
@@ -1059,12 +955,6 @@ dependencies = [
  "tracing-subscriber",
 ]
 
-[[package]]
-name = "maplit"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e2e65a1a2e43cfcb47a895c4c8b10d1f4a61097f9f254f183aee60cad9c651d"
-
 [[package]]
 name = "match_cfg"
 version = "0.1.0"
@@ -1086,12 +976,6 @@ 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"
@@ -1109,15 +993,6 @@ version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
-[[package]]
-name = "memoffset"
-version = "0.5.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "043175f069eda7b85febe4a74abbaeff828d9f8b448515d3151a14a3542811aa"
-dependencies = [
- "autocfg 1.1.0",
-]
-
 [[package]]
 name = "migrations_internals"
 version = "1.4.1"
@@ -1227,7 +1102,7 @@ version = "0.1.45"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "225d3389fb3509a24c93f5c29eb6bde2586b98d9f016636dff58d7c6f7569cd9"
 dependencies = [
- "autocfg 1.1.0",
+ "autocfg",
  "num-traits",
 ]
 
@@ -1237,7 +1112,7 @@ version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
 dependencies = [
- "autocfg 1.1.0",
+ "autocfg",
 ]
 
 [[package]]
@@ -1278,7 +1153,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fb81a6430ac911acb25fe5ac8f1d2af1b4ea8a4fdfda0f1ee4292af2e2d8eb0e"
 dependencies = [
  "bitflags",
- "cfg-if 1.0.0",
+ "cfg-if",
  "foreign-types",
  "libc",
  "once_cell",
@@ -1305,36 +1180,17 @@ checksum = "ff011a302c396a5197692431fc1948019154afc178baf7d8e37367442a4601cf"
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.73"
+version = "0.9.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d5fd19fb3e0a8191c1e34935718976a3e70c112ab9a24af6d7cadccd9d90bc0"
+checksum = "835363342df5fba8354c5b453325b110ffd54044e588c539cf2f20a8014e4cb1"
 dependencies = [
- "autocfg 1.1.0",
+ "autocfg",
  "cc",
  "libc",
  "pkg-config",
  "vcpkg",
 ]
 
-[[package]]
-name = "owning_ref"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ff55baddef9e4ad00f88b6c743a2a8062d4c6ade126c2a528644b8e444d52ce"
-dependencies = [
- "stable_deref_trait",
-]
-
-[[package]]
-name = "parking_lot"
-version = "0.7.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab41b4aed082705d1056416ae4468b6ea99d52599ecf3169b00088d43113e337"
-dependencies = [
- "lock_api 0.1.5",
- "parking_lot_core 0.4.0",
-]
-
 [[package]]
 name = "parking_lot"
 version = "0.11.2"
@@ -1342,7 +1198,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7d17b78036a60663b797adeaee46f5c9dfebb86948d1255007a1d6be0271ff99"
 dependencies = [
  "instant",
- "lock_api 0.4.7",
+ "lock_api",
  "parking_lot_core 0.8.5",
 ]
 
@@ -1352,34 +1208,21 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
 dependencies = [
- "lock_api 0.4.7",
+ "lock_api",
  "parking_lot_core 0.9.3",
 ]
 
-[[package]]
-name = "parking_lot_core"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94c8c7923936b28d546dfd14d4472eaf34c99b14e1c973a32b3e6d4eb04298c9"
-dependencies = [
- "libc",
- "rand 0.6.5",
- "rustc_version",
- "smallvec 0.6.14",
- "winapi",
-]
-
 [[package]]
 name = "parking_lot_core"
 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",
- "smallvec 1.8.0",
+ "smallvec",
  "winapi",
 ]
 
@@ -1389,10 +1232,10 @@ version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09a279cbf25cb0757810394fbc1e359949b59e348145c643a939a525692e6929"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "redox_syscall",
- "smallvec 1.8.0",
+ "smallvec",
  "windows-sys",
 ]
 
@@ -1449,7 +1292,7 @@ version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8419d2b623c7c0896ff2d5d96e2cb4ede590fed28fcc34934f4c33c036e620a1"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "cpufeatures",
  "opaque-debug",
  "universal-hash",
@@ -1526,7 +1369,7 @@ dependencies = [
  "byteorder",
  "hmac 0.10.1",
  "md-5",
- "rand 0.8.5",
+ "rand",
  "sha-1",
  "sha2 0.9.9",
 ]
@@ -1557,25 +1400,6 @@ dependencies = [
  "scheduled-thread-pool",
 ]
 
-[[package]]
-name = "rand"
-version = "0.6.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d71dacdc3c88c1fde3885a3be3fbab9f35724e6ce99467f7d9c5026132184ca"
-dependencies = [
- "autocfg 0.1.8",
- "libc",
- "rand_chacha 0.1.1",
- "rand_core 0.4.2",
- "rand_hc",
- "rand_isaac",
- "rand_jitter",
- "rand_os",
- "rand_pcg",
- "rand_xorshift",
- "winapi",
-]
-
 [[package]]
 name = "rand"
 version = "0.8.5"
@@ -1583,18 +1407,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
 dependencies = [
  "libc",
- "rand_chacha 0.3.1",
- "rand_core 0.6.3",
-]
-
-[[package]]
-name = "rand_chacha"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "556d3a1ca6600bfcbab7c7c91ccb085ac7fbbcd70e008a98742e7847f4f7bcef"
-dependencies = [
- "autocfg 0.1.8",
- "rand_core 0.3.1",
+ "rand_chacha",
+ "rand_core",
 ]
 
 [[package]]
@@ -1604,24 +1418,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
 dependencies = [
  "ppv-lite86",
- "rand_core 0.6.3",
+ "rand_core",
 ]
 
-[[package]]
-name = "rand_core"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a6fdeb83b075e8266dcc8762c22776f6877a63111121f5f8c7411e5be7eed4b"
-dependencies = [
- "rand_core 0.4.2",
-]
-
-[[package]]
-name = "rand_core"
-version = "0.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c33a3c44ca05fa6f1807d8e6743f3824e8509beca625669633be0acbdf509dc"
-
 [[package]]
 name = "rand_core"
 version = "0.6.3"
@@ -1631,77 +1430,6 @@ dependencies = [
  "getrandom",
 ]
 
-[[package]]
-name = "rand_hc"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b40677c7be09ae76218dc623efbf7b18e34bced3f38883af07bb75630a21bc4"
-dependencies = [
- "rand_core 0.3.1",
-]
-
-[[package]]
-name = "rand_isaac"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ded997c9d5f13925be2a6fd7e66bf1872597f759fd9dd93513dd7e92e5a5ee08"
-dependencies = [
- "rand_core 0.3.1",
-]
-
-[[package]]
-name = "rand_jitter"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1166d5c91dc97b88d1decc3285bb0a99ed84b05cfd0bc2341bdf2d43fc41e39b"
-dependencies = [
- "libc",
- "rand_core 0.4.2",
- "winapi",
-]
-
-[[package]]
-name = "rand_os"
-version = "0.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b75f676a1e053fc562eafbb47838d67c84801e38fc1ba459e8f180deabd5071"
-dependencies = [
- "cloudabi",
- "fuchsia-cprng",
- "libc",
- "rand_core 0.4.2",
- "rdrand",
- "winapi",
-]
-
-[[package]]
-name = "rand_pcg"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abf9b09b01790cfe0364f52bf32995ea3c39f4d2dd011eac241d2914146d0b44"
-dependencies = [
- "autocfg 0.1.8",
- "rand_core 0.4.2",
-]
-
-[[package]]
-name = "rand_xorshift"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cbf7e9e623549b0e21f6e97cf8ecf247c1a8fd2e8a992ae265314300b2455d5c"
-dependencies = [
- "rand_core 0.3.1",
-]
-
-[[package]]
-name = "rdrand"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "678054eb77286b51581ba43620cc911abf02758c91f93f479767aed0f90458b2"
-dependencies = [
- "rand_core 0.3.1",
-]
-
 [[package]]
 name = "redox_syscall"
 version = "0.2.13"
@@ -1824,7 +1552,7 @@ dependencies = [
  "num_cpus",
  "parking_lot 0.12.1",
  "pin-project-lite",
- "rand 0.8.5",
+ "rand",
  "ref-cast",
  "rocket_codegen",
  "rocket_http",
@@ -1835,7 +1563,7 @@ dependencies = [
  "time 0.3.9",
  "tokio",
  "tokio-stream",
- "tokio-util 0.7.2",
+ "tokio-util 0.7.3",
  "ubyte",
  "version_check",
  "yansi",
@@ -1876,7 +1604,7 @@ dependencies = [
  "pin-project-lite",
  "ref-cast",
  "serde",
- "smallvec 1.8.0",
+ "smallvec",
  "stable-pattern",
  "state",
  "time 0.3.9",
@@ -1908,15 +1636,6 @@ dependencies = [
  "quote",
 ]
 
-[[package]]
-name = "rustc_version"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
-dependencies = [
- "semver",
-]
-
 [[package]]
 name = "rustversion"
 version = "1.0.6"
@@ -1954,12 +1673,6 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ea6a9290e3c9cf0f18145ef7ffa62d68ee0bf5fcd651017e586dc7fd5da448c2"
 
-[[package]]
-name = "scopeguard"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94258f53601af11e6a49f722422f6e3425c52b06245a5cf9bc09908b174f5e27"
-
 [[package]]
 name = "scopeguard"
 version = "1.1.0"
@@ -1989,21 +1702,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "semver"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
-dependencies = [
- "semver-parser",
-]
-
-[[package]]
-name = "semver-parser"
-version = "0.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
-
 [[package]]
 name = "serde"
 version = "1.0.137"
@@ -2054,7 +1752,7 @@ 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",
@@ -2067,7 +1765,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4d58a1e1bf39749807d89cf2d98ac2dfa0ff1cb3faa38fbb64dd88ac8013d800"
 dependencies = [
  "block-buffer 0.9.0",
- "cfg-if 1.0.0",
+ "cfg-if",
  "cpufeatures",
  "digest 0.9.0",
  "opaque-debug",
@@ -2079,7 +1777,7 @@ 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",
 ]
@@ -2121,15 +1819,6 @@ version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eb703cfe953bccee95685111adeedb76fabe4e97549a58d16f03ea7b9367bb32"
 
-[[package]]
-name = "smallvec"
-version = "0.6.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b97fcaeba89edba30f044a10c6a3cc39df9c3f17d7cd829dd1446cab35f890e0"
-dependencies = [
- "maybe-uninit",
-]
-
 [[package]]
 name = "smallvec"
 version = "1.8.0"
@@ -2161,12 +1850,6 @@ dependencies = [
  "memchr",
 ]
 
-[[package]]
-name = "stable_deref_trait"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
-
 [[package]]
 name = "state"
 version = "0.5.3"
@@ -2184,9 +1867,9 @@ checksum = "6bdef32e8150c2a081110b42772ffe7d7c9032b606bc226c8260fd97e0976601"
 
 [[package]]
 name = "syn"
-version = "1.0.95"
+version = "1.0.96"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fbaf6116ab8924f39d52792136fb74fd60a80194cf1b1c6ffa6453eef1c3f942"
+checksum = "0748dd251e24453cb8717f0354206b91557e4ec8703673a4b30208f2abaf1ebf"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2199,7 +1882,7 @@ version = "3.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5cdb1ef4eaeeaddc8fbd371e5017057064af0911902ef36b39801f67cc6d79e4"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "fastrand",
  "libc",
  "redox_syscall",
@@ -2236,20 +1919,6 @@ dependencies = [
  "once_cell",
 ]
 
-[[package]]
-name = "threads_pool"
-version = "0.2.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f16e2b9adfa1a47ee503d404eae8c25b4257c7c764b64427e9e325a73661d1e5"
-dependencies = [
- "async-task",
- "crossbeam-channel",
- "crossbeam-deque",
- "crossbeam-utils 0.7.2",
- "hashbrown 0.1.8",
- "parking_lot 0.7.1",
-]
-
 [[package]]
 name = "time"
 version = "0.1.43"
@@ -2295,9 +1964,9 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.18.2"
+version = "1.19.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4903bf0427cf68dddd5aa6a93220756f8be0c34fcfa9f5e6191e103e15a31395"
+checksum = "c51a52ed6686dd62c320f9b89299e9dfb46f730c7a48e635c19f21d116cb1439"
 dependencies = [
  "bytes",
  "libc",
@@ -2314,9 +1983,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-macros"
-version = "1.7.0"
+version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b557f72f448c511a979e2564e55d74e6c4432fc96ff4f6241bc6bded342643b7"
+checksum = "9724f9a975fb987ef7a3cd9be0350edcbe130698af5b8f7a631e23d42d052484"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2335,9 +2004,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-stream"
-version = "0.1.8"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50145484efff8818b5ccd256697f36863f587da82cf8b409c53adf1e840798e3"
+checksum = "df54d54117d6fdc4e4fea40fe1e4e566b3505700e148a6827e59b34b0d2600d9"
 dependencies = [
  "futures-core",
  "pin-project-lite",
@@ -2360,9 +2029,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-util"
-version = "0.7.2"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f988a1a1adc2fb21f9c12aa96441da33a1728193ae0b95d2be22dbd17fcb4e5c"
+checksum = "cc463cd8deddc3770d20f9852143d50bf6094e640b485cb2e189a2099085ff45"
 dependencies = [
  "bytes",
  "futures-core",
@@ -2389,11 +2058,11 @@ checksum = "360dfd1d6d30e05fda32ace2c8c70e9c0a9da713275777f5a4dbb8a1893930c6"
 
 [[package]]
 name = "tracing"
-version = "0.1.34"
+version = "0.1.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d0ecdcb44a79f0fe9844f0c4f33a342cbcbb5117de8001e6ba0dc2351327d09"
+checksum = "a400e31aa60b9d44a52a8ee0343b5b18566b03a8321e0d321f695cf56e940160"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "pin-project-lite",
  "tracing-attributes",
  "tracing-core",
@@ -2412,11 +2081,11 @@ dependencies = [
 
 [[package]]
 name = "tracing-core"
-version = "0.1.26"
+version = "0.1.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f54c8ca710e81886d498c2fd3331b56c93aa248d49de2222ad2742247c60072f"
+checksum = "7709595b8878a4965ce5e87ebf880a7d39c9afc6837721b21a5a816a8117d921"
 dependencies = [
- "lazy_static",
+ "once_cell",
  "valuable",
 ]
 
@@ -2442,7 +2111,7 @@ dependencies = [
  "matchers",
  "regex",
  "sharded-slab",
- "smallvec 1.8.0",
+ "smallvec",
  "thread_local",
  "tracing",
  "tracing-core",
@@ -2631,7 +2300,7 @@ version = "0.2.80"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "27370197c907c55e3f1a9fbe26f44e937fe6451368324e009cba39e139dc08ad"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "wasm-bindgen-macro",
 ]
 
@@ -2656,7 +2325,7 @@ version = "0.4.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6f741de44b75e14c35df886aff5f1eb73aa114fa5d4d00dcd37b5e01259bf3b2"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "js-sys",
  "wasm-bindgen",
  "web-sys",
@@ -2796,10 +2465,9 @@ dependencies = [
  "lazy_static",
  "lettre",
  "log",
- "maplit",
  "parking_lot 0.12.1",
  "pwhash",
- "rand 0.8.5",
+ "rand",
  "regex",
  "reqwest",
  "rocket",
@@ -2811,7 +2479,6 @@ dependencies = [
  "simple_logger",
  "tempfile",
  "thiserror",
- "threads_pool",
  "toml",
  "urlencoding",
  "validator",
diff --git a/Cargo.toml b/Cargo.toml
index 41b35810..750e9e2f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,9 +32,7 @@ diesel = { version = "1.4", features = ["postgres", "r2d2", "chrono"] }
 diesel-derive-enum = { version = "1", features = ["postgres"] }
 diesel_migrations = "1.4"
 tempfile = "3.1"
-maplit = "1.0"
 parking_lot = { version = "0.12" }
 thiserror = "1.0"
-threads_pool = "0.2"
 validator = "0.15"
 validator_derive = "0.15"
diff --git a/flake.nix b/flake.nix
index be2a2b7b..59391fdf 100644
--- a/flake.nix
+++ b/flake.nix
@@ -26,6 +26,7 @@
         openssl.dev
         pkg-config
         docker-compose
+        cargo-udeps
         cargo-watch
         cargo-limit
         postgresql