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-rw-r--r--src/doc/rustc-dev-guide/ci/date-check/Cargo.lock207
-rw-r--r--src/doc/rustc-dev-guide/ci/date-check/Cargo.toml6
-rw-r--r--src/doc/rustc-dev-guide/ci/date-check/src/main.rs2
-rw-r--r--src/doc/rustc-dev-guide/josh-sync/Cargo.lock2
-rw-r--r--src/doc/rustc-dev-guide/josh-sync/Cargo.toml3
-rw-r--r--src/doc/rustc-dev-guide/josh-sync/src/main.rs6
-rw-r--r--src/doc/rustc-dev-guide/josh-sync/src/sync.rs40
7 files changed, 139 insertions, 127 deletions
diff --git a/src/doc/rustc-dev-guide/ci/date-check/Cargo.lock b/src/doc/rustc-dev-guide/ci/date-check/Cargo.lock
index 6326b2daf12..7107547332f 100644
--- a/src/doc/rustc-dev-guide/ci/date-check/Cargo.lock
+++ b/src/doc/rustc-dev-guide/ci/date-check/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "aho-corasick"
@@ -28,21 +28,24 @@ dependencies = [
 
 [[package]]
 name = "autocfg"
-version = "1.3.0"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0c4b4d0bd25bd0b74681c0ad21497610ce1b7c91b1022cd21c80c6fbdd9476b0"
+checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"
 
 [[package]]
 name = "bumpalo"
-version = "3.16.0"
+version = "3.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "79296716171880943b8470b5f8d03aa55eb2e645a4874bdbb28adb49162e012c"
+checksum = "1628fb46dfa0b37568d12e5edd512553eccf6a22a78e8bde00bb4aed84d5bdbf"
 
 [[package]]
 name = "cc"
-version = "1.0.106"
+version = "1.2.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "066fce287b1d4eafef758e89e09d724a24808a9196fe9756b8ca90e86d0719a2"
+checksum = "32db95edf998450acc7881c932f94cd9b05c87b4b2599e8bab064753da4acfd1"
+dependencies = [
+ "shlex",
+]
 
 [[package]]
 name = "cfg-if"
@@ -52,27 +55,27 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "chrono"
-version = "0.4.38"
+version = "0.4.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a21f936df1771bf62b77f047b726c4625ff2e8aa607c01ec06e5a05bd8463401"
+checksum = "c469d952047f47f91b68d1cba3f10d63c11d73e4636f24f08daf0278abf01c4d"
 dependencies = [
  "android-tzdata",
  "iana-time-zone",
  "js-sys",
  "num-traits",
  "wasm-bindgen",
- "windows-targets",
+ "windows-link",
 ]
 
 [[package]]
 name = "core-foundation-sys"
-version = "0.8.6"
+version = "0.8.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06ea2b9bc92be3c2baa9334a323ebca2d6f074ff852cd1d7b11064035cd3868f"
+checksum = "773648b94d0e5d620f64f280777445740e61fe701025087ec8b57f45c791888b"
 
 [[package]]
 name = "date-check"
-version = "0.1.0"
+version = "0.0.0"
 dependencies = [
  "chrono",
  "glob",
@@ -81,20 +84,21 @@ dependencies = [
 
 [[package]]
 name = "glob"
-version = "0.3.1"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d2fabcfbdc87f4758337ca535fb41a6d701b65693ce38287d856d1674551ec9b"
+checksum = "a8d1add55171497b4705a648c6b583acafb01d58050a51727785f0b2c8e0a2b2"
 
 [[package]]
 name = "iana-time-zone"
-version = "0.1.60"
+version = "0.1.63"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e7ffbb5a1b541ea2561f8c41c087286cc091e21e556a4f09a8f6cbf17b69b141"
+checksum = "b0c919e5debc312ad217002b8048a17b7d83f80703865bbfcfebb0458b0b27d8"
 dependencies = [
  "android_system_properties",
  "core-foundation-sys",
  "iana-time-zone-haiku",
  "js-sys",
+ "log",
  "wasm-bindgen",
  "windows-core",
 ]
@@ -110,24 +114,25 @@ dependencies = [
 
 [[package]]
 name = "js-sys"
-version = "0.3.69"
+version = "0.3.77"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "29c15563dc2726973df627357ce0c9ddddbea194836909d655df6a75d2cf296d"
+checksum = "1cfaf33c695fc6e08064efbc1f72ec937429614f25eef83af942d0e227c3a28f"
 dependencies = [
+ "once_cell",
  "wasm-bindgen",
 ]
 
 [[package]]
 name = "libc"
-version = "0.2.155"
+version = "0.2.172"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97b3888a4aecf77e811145cadf6eef5901f4782c53886191b2f693f24761847c"
+checksum = "d750af042f7ef4f724306de029d18836c26c1765a54a6a3f094cbd23a7267ffa"
 
 [[package]]
 name = "log"
-version = "0.4.22"
+version = "0.4.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a7a70ba024b9dc04c27ea2f0c0548feb474ec5c54bba33a7f72f873a39d07b24"
+checksum = "13dc2df351e3202783a1fe0d44375f7295ffb4049267b0f3018346dc122a1d94"
 
 [[package]]
 name = "memchr"
@@ -146,33 +151,33 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.19.0"
+version = "1.21.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
+checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.86"
+version = "1.0.95"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e719e8df665df0d1c8fbfd238015744736151d4445ec0836b8e628aae103b77"
+checksum = "02b3e5e68a3a1a02aad3ec490a98007cbc13c37cbe84a3cd7b8e406d76e7f778"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.36"
+version = "1.0.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0fa76aaf39101c457836aec0ce2316dbdc3ab723cdda1c6bd4e6ad4208acaca7"
+checksum = "1885c039570dc00dcb4ff087a89e185fd56bae234ddc7f056a945bf36467248d"
 dependencies = [
  "proc-macro2",
 ]
 
 [[package]]
 name = "regex"
-version = "1.10.5"
+version = "1.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b91213439dad192326a0d7c6ee3955910425f441d7038e0d6933b0aec5c4517f"
+checksum = "b544ef1b4eac5dc2db33ea63606ae9ffcfac26c1416a2806ae0bf5f56b201191"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -182,9 +187,9 @@ dependencies = [
 
 [[package]]
 name = "regex-automata"
-version = "0.4.7"
+version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38caf58cc5ef2fed281f89292ef23f6365465ed9a41b7a7754eb4e26496c92df"
+checksum = "809e8dc61f6de73b46c85f4c96486310fe304c434cfa43669d7b40f711150908"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -193,15 +198,27 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.8.4"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a66a03ae7c801facd77a29370b4faec201768915ac14a721ba36f20bc9c209b"
+checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
+
+[[package]]
+name = "rustversion"
+version = "1.0.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eded382c5f5f786b989652c49544c4877d9f015cc22e145a5ea8ea66c2921cd2"
+
+[[package]]
+name = "shlex"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 
 [[package]]
 name = "syn"
-version = "2.0.70"
+version = "2.0.101"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f0209b68b3613b093e0ec905354eccaedcfe83b8cb37cbdeae64026c3064c16"
+checksum = "8ce2b7fc941b3a24138a0a7cf8e858bfc6a992e7978a068a5c760deb0ed43caf"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -210,29 +227,30 @@ dependencies = [
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.12"
+version = "1.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
+checksum = "5a5f39404a5da50712a4c1eecf25e90dd62b613502b7e925fd4e4d19b5c96512"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.92"
+version = "0.2.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4be2531df63900aeb2bca0daaaddec08491ee64ceecbee5076636a3b026795a8"
+checksum = "1edc8929d7499fc4e8f0be2262a241556cfc54a0bea223790e71446f2aab1ef5"
 dependencies = [
  "cfg-if",
+ "once_cell",
+ "rustversion",
  "wasm-bindgen-macro",
 ]
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.92"
+version = "0.2.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "614d787b966d3989fa7bb98a654e369c762374fd3213d212cfc0251257e747da"
+checksum = "2f0a0651a5c2bc21487bde11ee802ccaf4c51935d0d3d42a6101f98161700bc6"
 dependencies = [
  "bumpalo",
  "log",
- "once_cell",
  "proc-macro2",
  "quote",
  "syn",
@@ -241,9 +259,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.92"
+version = "0.2.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a1f8823de937b71b9460c0c34e25f3da88250760bec0ebac694b49997550d726"
+checksum = "7fe63fc6d09ed3792bd0897b314f53de8e16568c2b3f7982f468c0bf9bd0b407"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -251,9 +269,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.92"
+version = "0.2.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e94f17b526d0a461a191c78ea52bbce64071ed5c04c9ffe424dcb38f74171bb7"
+checksum = "8ae87ea40c9f689fc23f209965b6fb8a99ad69aeeb0231408be24920604395de"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -264,79 +282,68 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.92"
+version = "0.2.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af190c94f2773fdb3729c55b007a722abb5384da03bc0986df4c289bf5567e96"
+checksum = "1a05d73b933a847d6cccdda8f838a22ff101ad9bf93e33684f39c1f5f0eece3d"
+dependencies = [
+ "unicode-ident",
+]
 
 [[package]]
 name = "windows-core"
-version = "0.52.0"
+version = "0.61.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "33ab640c8d7e35bf8ba19b884ba838ceb4fba93a4e8c65a9059d08afcfc683d9"
+checksum = "4763c1de310c86d75a878046489e2e5ba02c649d185f21c67d4cf8a56d098980"
 dependencies = [
- "windows-targets",
+ "windows-implement",
+ "windows-interface",
+ "windows-link",
+ "windows-result",
+ "windows-strings",
 ]
 
 [[package]]
-name = "windows-targets"
-version = "0.52.6"
+name = "windows-implement"
+version = "0.60.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973"
+checksum = "a47fddd13af08290e67f4acabf4b459f647552718f683a7b415d290ac744a836"
 dependencies = [
- "windows_aarch64_gnullvm",
- "windows_aarch64_msvc",
- "windows_i686_gnu",
- "windows_i686_gnullvm",
- "windows_i686_msvc",
- "windows_x86_64_gnu",
- "windows_x86_64_gnullvm",
- "windows_x86_64_msvc",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
-name = "windows_aarch64_gnullvm"
-version = "0.52.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
-
-[[package]]
-name = "windows_aarch64_msvc"
-version = "0.52.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
-
-[[package]]
-name = "windows_i686_gnu"
-version = "0.52.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
-
-[[package]]
-name = "windows_i686_gnullvm"
-version = "0.52.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
-
-[[package]]
-name = "windows_i686_msvc"
-version = "0.52.6"
+name = "windows-interface"
+version = "0.59.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
+checksum = "bd9211b69f8dcdfa817bfd14bf1c97c9188afa36f4750130fcdf3f400eca9fa8"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
 
 [[package]]
-name = "windows_x86_64_gnu"
-version = "0.52.6"
+name = "windows-link"
+version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
+checksum = "76840935b766e1b0a05c0066835fb9ec80071d4c09a16f6bd5f7e655e3c14c38"
 
 [[package]]
-name = "windows_x86_64_gnullvm"
-version = "0.52.6"
+name = "windows-result"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
+checksum = "c64fd11a4fd95df68efcfee5f44a294fe71b8bc6a91993e2791938abcc712252"
+dependencies = [
+ "windows-link",
+]
 
 [[package]]
-name = "windows_x86_64_msvc"
-version = "0.52.6"
+name = "windows-strings"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
+checksum = "7a2ba9642430ee452d5a7aa78d72907ebe8cfda358e8cb7918a2050581322f97"
+dependencies = [
+ "windows-link",
+]
diff --git a/src/doc/rustc-dev-guide/ci/date-check/Cargo.toml b/src/doc/rustc-dev-guide/ci/date-check/Cargo.toml
index 472529511d0..f49e6d0db94 100644
--- a/src/doc/rustc-dev-guide/ci/date-check/Cargo.toml
+++ b/src/doc/rustc-dev-guide/ci/date-check/Cargo.toml
@@ -1,10 +1,6 @@
 [package]
 name = "date-check"
-version = "0.1.0"
-authors = ["Noah Lev <camelidcamel@gmail.com>"]
-edition = "2021"
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+edition = "2024"
 
 [dependencies]
 glob = "0.3"
diff --git a/src/doc/rustc-dev-guide/ci/date-check/src/main.rs b/src/doc/rustc-dev-guide/ci/date-check/src/main.rs
index 9af69dbbf3f..0a32f4e9b7b 100644
--- a/src/doc/rustc-dev-guide/ci/date-check/src/main.rs
+++ b/src/doc/rustc-dev-guide/ci/date-check/src/main.rs
@@ -114,7 +114,7 @@ fn filter_dates(
 fn main() {
     let mut args = env::args();
     if args.len() == 1 {
-        eprintln!("error: expected root Markdown directory as CLI argument");
+        eprintln!("error: expected root of Markdown directory as CLI argument");
         process::exit(1);
     }
     let root_dir = args.nth(1).unwrap();
diff --git a/src/doc/rustc-dev-guide/josh-sync/Cargo.lock b/src/doc/rustc-dev-guide/josh-sync/Cargo.lock
index 844518628c4..a8183a740db 100644
--- a/src/doc/rustc-dev-guide/josh-sync/Cargo.lock
+++ b/src/doc/rustc-dev-guide/josh-sync/Cargo.lock
@@ -161,7 +161,7 @@ checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
 
 [[package]]
 name = "josh-sync"
-version = "0.1.0"
+version = "0.0.0"
 dependencies = [
  "anyhow",
  "clap",
diff --git a/src/doc/rustc-dev-guide/josh-sync/Cargo.toml b/src/doc/rustc-dev-guide/josh-sync/Cargo.toml
index 81d0d1ebd22..1f8bf2a0093 100644
--- a/src/doc/rustc-dev-guide/josh-sync/Cargo.toml
+++ b/src/doc/rustc-dev-guide/josh-sync/Cargo.toml
@@ -1,7 +1,6 @@
 [package]
 name = "josh-sync"
-version = "0.1.0"
-edition = "2021"
+edition = "2024"
 
 [dependencies]
 anyhow = "1.0.95"
diff --git a/src/doc/rustc-dev-guide/josh-sync/src/main.rs b/src/doc/rustc-dev-guide/josh-sync/src/main.rs
index 175f016f739..aeedee5be22 100644
--- a/src/doc/rustc-dev-guide/josh-sync/src/main.rs
+++ b/src/doc/rustc-dev-guide/josh-sync/src/main.rs
@@ -1,4 +1,5 @@
 use clap::Parser;
+
 use crate::sync::{GitSync, RustcPullError};
 
 mod sync;
@@ -11,10 +12,7 @@ enum Args {
     /// Push changes from `rustc-dev-guide` to the given `branch` of a `rustc` fork under the given
     /// GitHub `username`.
     /// The pushed branch should then be merged into the `rustc` repository.
-    RustcPush {
-        branch: String,
-        github_username: String
-    }
+    RustcPush { branch: String, github_username: String },
 }
 
 fn main() -> anyhow::Result<()> {
diff --git a/src/doc/rustc-dev-guide/josh-sync/src/sync.rs b/src/doc/rustc-dev-guide/josh-sync/src/sync.rs
index 41d96397faa..ed38d1403a0 100644
--- a/src/doc/rustc-dev-guide/josh-sync/src/sync.rs
+++ b/src/doc/rustc-dev-guide/josh-sync/src/sync.rs
@@ -1,10 +1,11 @@
+use std::io::Write;
 use std::ops::Not;
 use std::path::PathBuf;
-use std::{env, net, process};
-use std::io::Write;
 use std::time::Duration;
-use anyhow::{anyhow, bail, Context};
-use xshell::{cmd, Shell};
+use std::{env, net, process};
+
+use anyhow::{Context, anyhow, bail};
+use xshell::{Shell, cmd};
 
 /// Used for rustc syncs.
 const JOSH_FILTER: &str = ":/src/doc/rustc-dev-guide";
@@ -15,10 +16,13 @@ pub enum RustcPullError {
     /// No changes are available to be pulled.
     NothingToPull,
     /// A rustc-pull has failed, probably a git operation error has occurred.
-    PullFailed(anyhow::Error)
+    PullFailed(anyhow::Error),
 }
 
-impl<E> From<E> for RustcPullError where E: Into<anyhow::Error> {
+impl<E> From<E> for RustcPullError
+where
+    E: Into<anyhow::Error>,
+{
     fn from(error: E) -> Self {
         Self::PullFailed(error.into())
     }
@@ -32,9 +36,7 @@ pub struct GitSync {
 /// (https://github.com/rust-lang/miri/blob/6a68a79f38064c3bc30617cca4bdbfb2c336b140/miri-script/src/commands.rs#L236).
 impl GitSync {
     pub fn from_current_dir() -> anyhow::Result<Self> {
-        Ok(Self {
-            dir: std::env::current_dir()?
-        })
+        Ok(Self { dir: std::env::current_dir()? })
     }
 
     pub fn rustc_pull(&self, commit: Option<String>) -> Result<(), RustcPullError> {
@@ -51,7 +53,10 @@ impl GitSync {
         })?;
         // Make sure the repo is clean.
         if cmd!(sh, "git status --untracked-files=no --porcelain").read()?.is_empty().not() {
-            return Err(anyhow::anyhow!("working directory must be clean before performing rustc pull").into());
+            return Err(anyhow::anyhow!(
+                "working directory must be clean before performing rustc pull"
+            )
+            .into());
         }
         // Make sure josh is running.
         let josh = Self::start_josh()?;
@@ -94,7 +99,8 @@ impl GitSync {
         };
         let num_roots_before = num_roots()?;
 
-        let sha = cmd!(sh, "git rev-parse HEAD").output().context("FAILED to get current commit")?.stdout;
+        let sha =
+            cmd!(sh, "git rev-parse HEAD").output().context("FAILED to get current commit")?.stdout;
 
         // Merge the fetched commit.
         const MERGE_COMMIT_MESSAGE: &str = "Merge from rustc";
@@ -102,18 +108,24 @@ impl GitSync {
             .run()
             .context("FAILED to merge new commits, something went wrong")?;
 
-        let current_sha = cmd!(sh, "git rev-parse HEAD").output().context("FAILED to get current commit")?.stdout;
+        let current_sha =
+            cmd!(sh, "git rev-parse HEAD").output().context("FAILED to get current commit")?.stdout;
         if current_sha == sha {
             cmd!(sh, "git reset --hard HEAD^")
                 .run()
                 .expect("FAILED to clean up after creating the preparation commit");
-            eprintln!("No merge was performed, no changes to pull were found. Rolled back the preparation commit.");
+            eprintln!(
+                "No merge was performed, no changes to pull were found. Rolled back the preparation commit."
+            );
             return Err(RustcPullError::NothingToPull);
         }
 
         // Check that the number of roots did not increase.
         if num_roots()? != num_roots_before {
-            return Err(anyhow::anyhow!("Josh created a new root commit. This is probably not the history you want.").into());
+            return Err(anyhow::anyhow!(
+                "Josh created a new root commit. This is probably not the history you want."
+            )
+            .into());
         }
 
         drop(josh);