Dec 18 16:54:08.635 INFO checking durationfmt-0.1.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 16:54:08.635 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/durationfmt/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:54:08.815 INFO [stdout] 784852af8945103e66f1c6e494f59b58558bf480a421a5faec100ba0b8e5b071
Dec 18 16:54:08.816 INFO running `"docker" "start" "-a" "784852af8945103e66f1c6e494f59b58558bf480a421a5faec100ba0b8e5b071"`
Dec 18 16:54:09.464 INFO [stderr]     Checking durationfmt v0.1.1 (/opt/crater/workdir)
Dec 18 16:54:09.711 INFO [stderr] warning: value assigned to `prec` is never read
Dec 18 16:54:09.712 INFO [stderr]   --> src/lib.rs:22:13
Dec 18 16:54:09.712 INFO [stderr]    |
Dec 18 16:54:09.712 INFO [stderr] 22 |     let mut prec = 0;
Dec 18 16:54:09.712 INFO [stderr]    |             ^^^^
Dec 18 16:54:09.712 INFO [stderr]    |
Dec 18 16:54:09.712 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 16:54:09.712 INFO [stderr] 
Dec 18 16:54:09.818 INFO [stderr] warning: value assigned to `prec` is never read
Dec 18 16:54:09.818 INFO [stderr]   --> src/lib.rs:22:13
Dec 18 16:54:09.818 INFO [stderr]    |
Dec 18 16:54:09.818 INFO [stderr] 22 |     let mut prec = 0;
Dec 18 16:54:09.818 INFO [stderr]    |             ^^^^
Dec 18 16:54:09.818 INFO [stderr]    |
Dec 18 16:54:09.818 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 16:54:09.818 INFO [stderr] 
Dec 18 16:54:09.940 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
Dec 18 16:54:10.197 INFO running `"docker" "inspect" "784852af8945103e66f1c6e494f59b58558bf480a421a5faec100ba0b8e5b071"`
Dec 18 16:54:10.301 INFO running `"docker" "rm" "-f" "784852af8945103e66f1c6e494f59b58558bf480a421a5faec100ba0b8e5b071"`
Dec 18 16:54:10.424 INFO [stdout] 784852af8945103e66f1c6e494f59b58558bf480a421a5faec100ba0b8e5b071