Dec 19 08:56:32.565 INFO checking shelbyd/subsrch against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 08:56:32.565 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/shelbyd/subsrch:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 08:56:33.076 INFO [stdout] d9ac9f32e00fc59d6640ba9703df5645d9f372e4f66bf297cf7bb968059080ac
Dec 19 08:56:33.078 INFO running `"docker" "start" "-a" "d9ac9f32e00fc59d6640ba9703df5645d9f372e4f66bf297cf7bb968059080ac"`
Dec 19 08:56:35.604 INFO [stderr]    Compiling structopt-derive v0.1.6
Dec 19 08:56:35.604 INFO [stderr]     Checking structopt v0.1.6
Dec 19 08:56:38.487 INFO [stderr]     Checking subsrch v0.1.0 (/opt/crater/workdir)
Dec 19 08:56:39.502 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.00s
Dec 19 08:56:40.384 INFO running `"docker" "inspect" "d9ac9f32e00fc59d6640ba9703df5645d9f372e4f66bf297cf7bb968059080ac"`
Dec 19 08:56:40.696 INFO running `"docker" "rm" "-f" "d9ac9f32e00fc59d6640ba9703df5645d9f372e4f66bf297cf7bb968059080ac"`
Dec 19 08:56:40.940 INFO [stdout] d9ac9f32e00fc59d6640ba9703df5645d9f372e4f66bf297cf7bb968059080ac