Dec 05 06:08:05.981 INFO checking stderr-0.8.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 06:08:05.981 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 06:08:06.182 INFO [stdout] 126b26728d4cce8b349a04d7907500ee6abc9c6bda063a747c10b0582827641e
Dec 05 06:08:06.185 INFO running `"docker" "start" "-a" "126b26728d4cce8b349a04d7907500ee6abc9c6bda063a747c10b0582827641e"`
Dec 05 06:08:07.143 INFO [stderr] usermod: no changes
Dec 05 06:08:07.223 INFO [stderr]     Checking stderr v0.8.0 (/source)
Dec 05 06:08:08.047 INFO [stderr] warning: variable does not need to be mutable
Dec 05 06:08:08.047 INFO [stderr]   --> src/log/mod.rs:40:13
Dec 05 06:08:08.047 INFO [stderr]    |
Dec 05 06:08:08.047 INFO [stderr] 40 |         let mut logger = LOGGER.as_mut();
Dec 05 06:08:08.047 INFO [stderr]    |             ----^^^^^^
Dec 05 06:08:08.047 INFO [stderr]    |             |
Dec 05 06:08:08.047 INFO [stderr]    |             help: remove this `mut`
Dec 05 06:08:08.047 INFO [stderr]    |
Dec 05 06:08:08.047 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 06:08:08.047 INFO [stderr] 
Dec 05 06:08:08.075 INFO [stderr] warning: variable does not need to be mutable
Dec 05 06:08:08.075 INFO [stderr]    --> src/log/mod.rs:137:13
Dec 05 06:08:08.075 INFO [stderr]     |
Dec 05 06:08:08.075 INFO [stderr] 137 |         let mut logger = LOGGER.as_mut();
Dec 05 06:08:08.075 INFO [stderr]     |             ----^^^^^^
Dec 05 06:08:08.075 INFO [stderr]     |             |
Dec 05 06:08:08.075 INFO [stderr]     |             help: remove this `mut`
Dec 05 06:08:08.075 INFO [stderr] 
Dec 05 06:08:08.115 INFO [stderr] warning: unnecessary `unsafe` block
Dec 05 06:08:08.115 INFO [stderr]   --> src/static_mut.rs:89:9
Dec 05 06:08:08.115 INFO [stderr]    |
Dec 05 06:08:08.115 INFO [stderr] 89 |         unsafe {self.0.into_inner()}
Dec 05 06:08:08.115 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 05 06:08:08.115 INFO [stderr]    |
Dec 05 06:08:08.115 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Dec 05 06:08:08.115 INFO [stderr] 
Dec 05 06:08:08.375 INFO [stderr] warning: variable does not need to be mutable
Dec 05 06:08:08.375 INFO [stderr]   --> src/log/mod.rs:40:13
Dec 05 06:08:08.375 INFO [stderr]    |
Dec 05 06:08:08.375 INFO [stderr] 40 |         let mut logger = LOGGER.as_mut();
Dec 05 06:08:08.375 INFO [stderr]    |             ----^^^^^^
Dec 05 06:08:08.375 INFO [stderr]    |             |
Dec 05 06:08:08.375 INFO [stderr]    |             help: remove this `mut`
Dec 05 06:08:08.375 INFO [stderr]    |
Dec 05 06:08:08.375 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 06:08:08.375 INFO [stderr] 
Dec 05 06:08:08.387 INFO [stderr] warning: variable does not need to be mutable
Dec 05 06:08:08.387 INFO [stderr]    --> src/log/mod.rs:137:13
Dec 05 06:08:08.387 INFO [stderr]     |
Dec 05 06:08:08.387 INFO [stderr] 137 |         let mut logger = LOGGER.as_mut();
Dec 05 06:08:08.387 INFO [stderr]     |             ----^^^^^^
Dec 05 06:08:08.387 INFO [stderr]     |             |
Dec 05 06:08:08.387 INFO [stderr]     |             help: remove this `mut`
Dec 05 06:08:08.387 INFO [stderr] 
Dec 05 06:08:08.427 INFO [stderr] warning: unnecessary `unsafe` block
Dec 05 06:08:08.427 INFO [stderr]   --> src/static_mut.rs:89:9
Dec 05 06:08:08.427 INFO [stderr]    |
Dec 05 06:08:08.427 INFO [stderr] 89 |         unsafe {self.0.into_inner()}
Dec 05 06:08:08.427 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 05 06:08:08.427 INFO [stderr]    |
Dec 05 06:08:08.427 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Dec 05 06:08:08.427 INFO [stderr] 
Dec 05 06:08:09.623 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
Dec 05 06:08:09.631 INFO [stderr] su: No module specific data is present
Dec 05 06:08:10.534 INFO running `"docker" "inspect" "126b26728d4cce8b349a04d7907500ee6abc9c6bda063a747c10b0582827641e"`
Dec 05 06:08:10.891 INFO running `"docker" "rm" "-f" "126b26728d4cce8b349a04d7907500ee6abc9c6bda063a747c10b0582827641e"`
Dec 05 06:08:11.141 INFO [stdout] 126b26728d4cce8b349a04d7907500ee6abc9c6bda063a747c10b0582827641e