Dec 05 16:01:04.145 INFO checking buf-read-ext-0.3.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 16:01:04.145 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 16:01:04.470 INFO [stdout] e2eceb8ffb7da58a782e95c6b6e193ee39d87bf9604fb3c2c22ded39847d50bd
Dec 05 16:01:04.476 INFO running `"docker" "start" "-a" "e2eceb8ffb7da58a782e95c6b6e193ee39d87bf9604fb3c2c22ded39847d50bd"`
Dec 05 16:01:05.139 INFO [stderr] usermod: no changes
Dec 05 16:01:05.186 INFO [stderr]     Checking buf-read-ext v0.3.0 (/source)
Dec 05 16:01:06.407 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:01:06.407 INFO [stderr]   --> src/lib.rs:46:84
Dec 05 16:01:06.407 INFO [stderr]    |
Dec 05 16:01:06.407 INFO [stderr] 46 | fn stream_until_token<R: BufRead + ?Sized, W: Write>(stream: &mut R, token: &[u8], mut out: &mut W)
Dec 05 16:01:06.407 INFO [stderr]    |                                                                                    ----^^^
Dec 05 16:01:06.407 INFO [stderr]    |                                                                                    |
Dec 05 16:01:06.407 INFO [stderr]    |                                                                                    help: remove this `mut`
Dec 05 16:01:06.407 INFO [stderr]    |
Dec 05 16:01:06.407 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 16:01:06.407 INFO [stderr] 
Dec 05 16:01:07.019 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:01:07.019 INFO [stderr]   --> src/lib.rs:46:84
Dec 05 16:01:07.019 INFO [stderr]    |
Dec 05 16:01:07.019 INFO [stderr] 46 | fn stream_until_token<R: BufRead + ?Sized, W: Write>(stream: &mut R, token: &[u8], mut out: &mut W)
Dec 05 16:01:07.019 INFO [stderr]    |                                                                                    ----^^^
Dec 05 16:01:07.019 INFO [stderr]    |                                                                                    |
Dec 05 16:01:07.019 INFO [stderr]    |                                                                                    help: remove this `mut`
Dec 05 16:01:07.019 INFO [stderr]    |
Dec 05 16:01:07.019 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 16:01:07.019 INFO [stderr] 
Dec 05 16:01:07.107 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
Dec 05 16:01:07.109 INFO [stderr] su: No module specific data is present
Dec 05 16:01:07.571 INFO running `"docker" "inspect" "e2eceb8ffb7da58a782e95c6b6e193ee39d87bf9604fb3c2c22ded39847d50bd"`
Dec 05 16:01:07.797 INFO running `"docker" "rm" "-f" "e2eceb8ffb7da58a782e95c6b6e193ee39d87bf9604fb3c2c22ded39847d50bd"`
Dec 05 16:01:08.119 INFO [stdout] e2eceb8ffb7da58a782e95c6b6e193ee39d87bf9604fb3c2c22ded39847d50bd