Dec 05 13:17:39.942 INFO checking git-workarea-3.1.2 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 13:17:39.942 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 13:17:40.459 INFO [stdout] d5aa51a2a412551b47e818a53d0ed67a12d75f5e19b0a297d040447df7f9b0bd
Dec 05 13:17:40.467 INFO running `"docker" "start" "-a" "d5aa51a2a412551b47e818a53d0ed67a12d75f5e19b0a297d040447df7f9b0bd"`
Dec 05 13:17:41.658 INFO [stderr] usermod: no changes
Dec 05 13:17:41.839 INFO [stderr]     Checking git-workarea v3.1.2 (/source)
Dec 05 13:17:45.384 INFO [stderr] warning: variable does not need to be mutable
Dec 05 13:17:45.384 INFO [stderr]    --> src/prepare.rs:111:17
Dec 05 13:17:45.385 INFO [stderr]     |
Dec 05 13:17:45.385 INFO [stderr] 111 |             let mut commit_tree_stdin =
Dec 05 13:17:45.385 INFO [stderr]     |                 ----^^^^^^^^^^^^^^^^^
Dec 05 13:17:45.386 INFO [stderr]     |                 |
Dec 05 13:17:45.386 INFO [stderr]     |                 help: remove this `mut`
Dec 05 13:17:45.386 INFO [stderr]     |
Dec 05 13:17:45.387 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 05 13:17:45.387 INFO [stderr] 
Dec 05 13:17:46.115 INFO [stderr] warning: variable does not need to be mutable
Dec 05 13:17:46.115 INFO [stderr]    --> src/prepare.rs:111:17
Dec 05 13:17:46.115 INFO [stderr]     |
Dec 05 13:17:46.116 INFO [stderr] 111 |             let mut commit_tree_stdin =
Dec 05 13:17:46.116 INFO [stderr]     |                 ----^^^^^^^^^^^^^^^^^
Dec 05 13:17:46.116 INFO [stderr]     |                 |
Dec 05 13:17:46.116 INFO [stderr]     |                 help: remove this `mut`
Dec 05 13:17:46.117 INFO [stderr]     |
Dec 05 13:17:46.117 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 05 13:17:46.117 INFO [stderr] 
Dec 05 13:17:46.342 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.66s
Dec 05 13:17:46.351 INFO [stderr] su: No module specific data is present
Dec 05 13:17:47.277 INFO running `"docker" "inspect" "d5aa51a2a412551b47e818a53d0ed67a12d75f5e19b0a297d040447df7f9b0bd"`
Dec 05 13:17:47.530 INFO running `"docker" "rm" "-f" "d5aa51a2a412551b47e818a53d0ed67a12d75f5e19b0a297d040447df7f9b0bd"`
Dec 05 13:17:47.799 INFO [stdout] d5aa51a2a412551b47e818a53d0ed67a12d75f5e19b0a297d040447df7f9b0bd