Nov 30 14:56:01.805 INFO checking stderr-0.8.0 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 14:56:01.806 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 30 14:56:02.120 INFO [stdout] 6de527d7fd8f21bd8556665aef237903195541573c0af553e5ecc51c4a98bc70
Nov 30 14:56:02.128 INFO running `"docker" "start" "-a" "6de527d7fd8f21bd8556665aef237903195541573c0af553e5ecc51c4a98bc70"`
Nov 30 14:56:03.068 INFO [stderr] usermod: no changes
Nov 30 14:56:03.130 INFO [stderr]     Checking stderr v0.8.0 (/source)
Nov 30 14:56:03.780 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:56:03.780 INFO [stderr]   --> src/log/mod.rs:40:13
Nov 30 14:56:03.780 INFO [stderr]    |
Nov 30 14:56:03.780 INFO [stderr] 40 |         let mut logger = LOGGER.as_mut();
Nov 30 14:56:03.780 INFO [stderr]    |             ----^^^^^^
Nov 30 14:56:03.780 INFO [stderr]    |             |
Nov 30 14:56:03.780 INFO [stderr]    |             help: remove this `mut`
Nov 30 14:56:03.780 INFO [stderr]    |
Nov 30 14:56:03.780 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 14:56:03.780 INFO [stderr] 
Nov 30 14:56:03.791 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:56:03.791 INFO [stderr]    --> src/log/mod.rs:137:13
Nov 30 14:56:03.791 INFO [stderr]     |
Nov 30 14:56:03.791 INFO [stderr] 137 |         let mut logger = LOGGER.as_mut();
Nov 30 14:56:03.791 INFO [stderr]     |             ----^^^^^^
Nov 30 14:56:03.791 INFO [stderr]     |             |
Nov 30 14:56:03.791 INFO [stderr]     |             help: remove this `mut`
Nov 30 14:56:03.791 INFO [stderr] 
Nov 30 14:56:03.820 INFO [stderr] warning: unnecessary `unsafe` block
Nov 30 14:56:03.820 INFO [stderr]   --> src/static_mut.rs:89:9
Nov 30 14:56:03.820 INFO [stderr]    |
Nov 30 14:56:03.820 INFO [stderr] 89 |         unsafe {self.0.into_inner()}
Nov 30 14:56:03.820 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Nov 30 14:56:03.820 INFO [stderr]    |
Nov 30 14:56:03.820 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Nov 30 14:56:03.820 INFO [stderr] 
Nov 30 14:56:03.964 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:56:03.964 INFO [stderr]   --> src/log/mod.rs:40:13
Nov 30 14:56:03.964 INFO [stderr]    |
Nov 30 14:56:03.964 INFO [stderr] 40 |         let mut logger = LOGGER.as_mut();
Nov 30 14:56:03.964 INFO [stderr]    |             ----^^^^^^
Nov 30 14:56:03.964 INFO [stderr]    |             |
Nov 30 14:56:03.964 INFO [stderr]    |             help: remove this `mut`
Nov 30 14:56:03.964 INFO [stderr]    |
Nov 30 14:56:03.964 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 14:56:03.964 INFO [stderr] 
Nov 30 14:56:03.964 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:56:03.964 INFO [stderr]    --> src/log/mod.rs:137:13
Nov 30 14:56:03.964 INFO [stderr]     |
Nov 30 14:56:03.964 INFO [stderr] 137 |         let mut logger = LOGGER.as_mut();
Nov 30 14:56:03.965 INFO [stderr]     |             ----^^^^^^
Nov 30 14:56:03.965 INFO [stderr]     |             |
Nov 30 14:56:03.965 INFO [stderr]     |             help: remove this `mut`
Nov 30 14:56:03.965 INFO [stderr] 
Nov 30 14:56:04.000 INFO [stderr] warning: unnecessary `unsafe` block
Nov 30 14:56:04.000 INFO [stderr]   --> src/static_mut.rs:89:9
Nov 30 14:56:04.000 INFO [stderr]    |
Nov 30 14:56:04.000 INFO [stderr] 89 |         unsafe {self.0.into_inner()}
Nov 30 14:56:04.000 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Nov 30 14:56:04.000 INFO [stderr]    |
Nov 30 14:56:04.000 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Nov 30 14:56:04.000 INFO [stderr] 
Nov 30 14:56:04.736 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
Nov 30 14:56:04.736 INFO [stderr] su: No module specific data is present
Nov 30 14:56:05.037 INFO running `"docker" "inspect" "6de527d7fd8f21bd8556665aef237903195541573c0af553e5ecc51c4a98bc70"`
Nov 30 14:56:05.233 INFO running `"docker" "rm" "-f" "6de527d7fd8f21bd8556665aef237903195541573c0af553e5ecc51c4a98bc70"`
Nov 30 14:56:05.345 INFO [stdout] 6de527d7fd8f21bd8556665aef237903195541573c0af553e5ecc51c4a98bc70