[INFO] crate brotli 3.3.0 is already in cache
[INFO] extracting crate brotli 3.3.0 into work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/reg/brotli/3.3.0
[INFO] extracting crate brotli 3.3.0 into work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/reg/brotli/3.3.0
[INFO] validating manifest of brotli-3.3.0 on toolchain master#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of brotli-3.3.0 on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing brotli-3.3.0
[INFO] finished frobbing brotli-3.3.0
[INFO] frobbed toml for brotli-3.3.0 written to work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/reg/brotli/3.3.0/Cargo.toml
[INFO] started frobbing brotli-3.3.0
[INFO] finished frobbing brotli-3.3.0
[INFO] frobbed toml for brotli-3.3.0 written to work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/reg/brotli/3.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking brotli-3.3.0 against try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-6/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/reg/brotli/3.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8f9464e225640639125b6329df32d0ee54613f965decee6d6793215246548090
[INFO] running `"docker" "start" "-a" "8f9464e225640639125b6329df32d0ee54613f965decee6d6793215246548090"`
[INFO] [stderr]     Checking brotli v3.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/enc/bit_cost.rs:200:11
[INFO] [stderr]     |
[INFO] [stderr] 200 |       let mut cur = &mut depth_histo[j];
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/enc/histogram.rs:441:9
[INFO] [stderr]     |
[INFO] [stderr] 441 |     let mut h0val = &mut h0[i];
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/enc/block_splitter.rs:320:11
[INFO] [stderr]     |
[INFO] [stderr] 320 |       let mut block_id_ptr = &mut block_id[byte_ix];
[INFO] [stderr]     |           ----^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/enc/find_stride.rs:559:14
[INFO] [stderr]     |
[INFO] [stderr] 559 |         for (mut obe, be) in old_bit_entropy.iter_mut().zip(self.pop.iter_mut()) {
[INFO] [stderr]     |              ----^^^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/enc/bit_cost.rs:200:11
[INFO] [stderr]     |
[INFO] [stderr] 200 |       let mut cur = &mut depth_histo[j];
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/enc/histogram.rs:441:9
[INFO] [stderr]     |
[INFO] [stderr] 441 |     let mut h0val = &mut h0[i];
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/enc/block_splitter.rs:320:11
[INFO] [stderr]     |
[INFO] [stderr] 320 |       let mut block_id_ptr = &mut block_id[byte_ix];
[INFO] [stderr]     |           ----^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/enc/find_stride.rs:559:14
[INFO] [stderr]     |
[INFO] [stderr] 559 |         for (mut obe, be) in old_bit_entropy.iter_mut().zip(self.pop.iter_mut()) {
[INFO] [stderr]     |              ----^^^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/test_custom_dict.rs:116:13
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let mut input = brotli;
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.42s
[INFO] running `"docker" "inspect" "8f9464e225640639125b6329df32d0ee54613f965decee6d6793215246548090"`
[INFO] running `"docker" "rm" "-f" "8f9464e225640639125b6329df32d0ee54613f965decee6d6793215246548090"`
[INFO] [stdout] 8f9464e225640639125b6329df32d0ee54613f965decee6d6793215246548090