Dec 05 06:08:06.045 INFO checking stderr-0.8.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 06:08:06.045 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 06:08:06.273 INFO [stdout] 65128e336bb701920fba91fe060b6aff73a8bf2c3fbcc724a995424f370e3bbc
Dec 05 06:08:06.278 INFO running `"docker" "start" "-a" "65128e336bb701920fba91fe060b6aff73a8bf2c3fbcc724a995424f370e3bbc"`
Dec 05 06:08:07.435 INFO [stderr] usermod: no changes
Dec 05 06:08:07.595 INFO [stderr]     Checking stderr v0.8.0 (/source)
Dec 05 06:08:08.611 INFO [stderr] warning: variable does not need to be mutable
Dec 05 06:08:08.611 INFO [stderr]   --> src/log/mod.rs:40:13
Dec 05 06:08:08.611 INFO [stderr]    |
Dec 05 06:08:08.611 INFO [stderr] 40 |         let mut logger = LOGGER.as_mut();
Dec 05 06:08:08.611 INFO [stderr]    |             ----^^^^^^
Dec 05 06:08:08.611 INFO [stderr]    |             |
Dec 05 06:08:08.611 INFO [stderr]    |             help: remove this `mut`
Dec 05 06:08:08.611 INFO [stderr]    |
Dec 05 06:08:08.611 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 06:08:08.611 INFO [stderr] 
Dec 05 06:08:08.623 INFO [stderr] warning: variable does not need to be mutable
Dec 05 06:08:08.623 INFO [stderr]    --> src/log/mod.rs:137:13
Dec 05 06:08:08.623 INFO [stderr]     |
Dec 05 06:08:08.623 INFO [stderr] 137 |         let mut logger = LOGGER.as_mut();
Dec 05 06:08:08.623 INFO [stderr]     |             ----^^^^^^
Dec 05 06:08:08.623 INFO [stderr]     |             |
Dec 05 06:08:08.623 INFO [stderr]     |             help: remove this `mut`
Dec 05 06:08:08.623 INFO [stderr] 
Dec 05 06:08:08.645 INFO [stderr] warning: unnecessary `unsafe` block
Dec 05 06:08:08.645 INFO [stderr]   --> src/static_mut.rs:89:9
Dec 05 06:08:08.645 INFO [stderr]    |
Dec 05 06:08:08.645 INFO [stderr] 89 |         unsafe {self.0.into_inner()}
Dec 05 06:08:08.645 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 05 06:08:08.651 INFO [stderr]    |
Dec 05 06:08:08.651 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Dec 05 06:08:08.651 INFO [stderr] 
Dec 05 06:08:08.847 INFO [stderr] warning: variable does not need to be mutable
Dec 05 06:08:08.847 INFO [stderr]   --> src/log/mod.rs:40:13
Dec 05 06:08:08.847 INFO [stderr]    |
Dec 05 06:08:08.847 INFO [stderr] 40 |         let mut logger = LOGGER.as_mut();
Dec 05 06:08:08.847 INFO [stderr]    |             ----^^^^^^
Dec 05 06:08:08.847 INFO [stderr]    |             |
Dec 05 06:08:08.847 INFO [stderr]    |             help: remove this `mut`
Dec 05 06:08:08.847 INFO [stderr]    |
Dec 05 06:08:08.847 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 06:08:08.847 INFO [stderr] 
Dec 05 06:08:08.879 INFO [stderr] warning: variable does not need to be mutable
Dec 05 06:08:08.879 INFO [stderr]    --> src/log/mod.rs:137:13
Dec 05 06:08:08.879 INFO [stderr]     |
Dec 05 06:08:08.879 INFO [stderr] 137 |         let mut logger = LOGGER.as_mut();
Dec 05 06:08:08.879 INFO [stderr]     |             ----^^^^^^
Dec 05 06:08:08.879 INFO [stderr]     |             |
Dec 05 06:08:08.879 INFO [stderr]     |             help: remove this `mut`
Dec 05 06:08:08.879 INFO [stderr] 
Dec 05 06:08:08.983 INFO [stderr] warning: unnecessary `unsafe` block
Dec 05 06:08:08.983 INFO [stderr]   --> src/static_mut.rs:89:9
Dec 05 06:08:08.983 INFO [stderr]    |
Dec 05 06:08:08.983 INFO [stderr] 89 |         unsafe {self.0.into_inner()}
Dec 05 06:08:08.983 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 05 06:08:08.983 INFO [stderr]    |
Dec 05 06:08:08.983 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Dec 05 06:08:08.983 INFO [stderr] 
Dec 05 06:08:09.999 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.53s
Dec 05 06:08:10.002 INFO [stderr] su: No module specific data is present
Dec 05 06:08:10.851 INFO running `"docker" "inspect" "65128e336bb701920fba91fe060b6aff73a8bf2c3fbcc724a995424f370e3bbc"`
Dec 05 06:08:11.080 INFO running `"docker" "rm" "-f" "65128e336bb701920fba91fe060b6aff73a8bf2c3fbcc724a995424f370e3bbc"`
Dec 05 06:08:11.395 INFO [stdout] 65128e336bb701920fba91fe060b6aff73a8bf2c3fbcc724a995424f370e3bbc