Dec 18 12:15:18.128 INFO checking robin-derives-0.3.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 12:15:18.129 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/robin-derives/0.3.0:/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 12:15:18.613 INFO [stdout] b260d9e6eb73d87cdda8835defad7e662478793fc86a2fd29fdfdcd32b8da526
Dec 18 12:15:18.618 INFO running `"docker" "start" "-a" "b260d9e6eb73d87cdda8835defad7e662478793fc86a2fd29fdfdcd32b8da526"`
Dec 18 12:15:20.156 INFO [stderr]     Checking robin-derives v0.3.0 (/opt/crater/workdir)
Dec 18 12:15:20.592 INFO [stderr] warning: function is never used: `underscore`
Dec 18 12:15:20.592 INFO [stderr]    --> src/jobs.rs:111:1
Dec 18 12:15:20.592 INFO [stderr]     |
Dec 18 12:15:20.592 INFO [stderr] 111 | fn underscore(s: &str) -> String {
Dec 18 12:15:20.592 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 12:15:20.592 INFO [stderr]     |
Dec 18 12:15:20.592 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 12:15:20.592 INFO [stderr] 
Dec 18 12:15:20.643 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 18 12:15:21.124 INFO running `"docker" "inspect" "b260d9e6eb73d87cdda8835defad7e662478793fc86a2fd29fdfdcd32b8da526"`
Dec 18 12:15:21.366 INFO running `"docker" "rm" "-f" "b260d9e6eb73d87cdda8835defad7e662478793fc86a2fd29fdfdcd32b8da526"`
Dec 18 12:15:21.728 INFO [stdout] b260d9e6eb73d87cdda8835defad7e662478793fc86a2fd29fdfdcd32b8da526