Dec 19 12:33:45.100 INFO checking mjkillough/factori against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 12:33:45.100 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/mjkillough/factori:/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 12:33:45.446 INFO [stdout] 86ca3836f3d0c2e4daa6ba19aacba7020494bae873e18386eaa2d1a6bddfd9e5
Dec 19 12:33:45.450 INFO running `"docker" "start" "-a" "86ca3836f3d0c2e4daa6ba19aacba7020494bae873e18386eaa2d1a6bddfd9e5"`
Dec 19 12:33:47.184 INFO [stderr]    Compiling mashup-impl v0.1.4
Dec 19 12:33:48.884 INFO [stderr]     Checking mashup v0.1.4
Dec 19 12:33:49.082 INFO [stderr]     Checking factori v0.0.3 (/opt/crater/workdir)
Dec 19 12:33:50.292 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.16s
Dec 19 12:33:51.310 INFO running `"docker" "inspect" "86ca3836f3d0c2e4daa6ba19aacba7020494bae873e18386eaa2d1a6bddfd9e5"`
Dec 19 12:33:51.610 INFO running `"docker" "rm" "-f" "86ca3836f3d0c2e4daa6ba19aacba7020494bae873e18386eaa2d1a6bddfd9e5"`
Dec 19 12:33:51.976 INFO [stdout] 86ca3836f3d0c2e4daa6ba19aacba7020494bae873e18386eaa2d1a6bddfd9e5