Dec 18 17:02:07.056 INFO checking difference-2.0.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 17:02:07.056 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/difference/2.0.0:/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 17:02:07.610 INFO [stdout] ed48f0eef387a6498215b96b8a75e59d394adfd7bd335e2a31e8fd17cbfe490d
Dec 18 17:02:07.614 INFO running `"docker" "start" "-a" "ed48f0eef387a6498215b96b8a75e59d394adfd7bd335e2a31e8fd17cbfe490d"`
Dec 18 17:02:09.008 INFO [stderr]     Checking difference v2.0.0 (/opt/crater/workdir)
Dec 18 17:02:10.600 INFO [stderr] warning: unknown lint: `needless_pass_by_value`
Dec 18 17:02:10.600 INFO [stderr]    --> tests/quickcheck.rs:103:9
Dec 18 17:02:10.600 INFO [stderr]     |
Dec 18 17:02:10.600 INFO [stderr] 103 | #[allow(needless_pass_by_value)]
Dec 18 17:02:10.600 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:02:10.600 INFO [stderr]     |
Dec 18 17:02:10.600 INFO [stderr]     = note: #[warn(unknown_lints)] on by default
Dec 18 17:02:10.600 INFO [stderr] 
Dec 18 17:02:11.911 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.97s
Dec 18 17:02:12.470 INFO running `"docker" "inspect" "ed48f0eef387a6498215b96b8a75e59d394adfd7bd335e2a31e8fd17cbfe490d"`
Dec 18 17:02:12.847 INFO running `"docker" "rm" "-f" "ed48f0eef387a6498215b96b8a75e59d394adfd7bd335e2a31e8fd17cbfe490d"`
Dec 18 17:02:13.144 INFO [stdout] ed48f0eef387a6498215b96b8a75e59d394adfd7bd335e2a31e8fd17cbfe490d