Dec 18 14:13:28.650 INFO checking lumen-language-0.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 14:13:28.650 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/lumen-language/0.1.0:/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 14:13:28.911 INFO [stdout] 949b8836cdcd94010b82ca9b1ed25d7f6d1e04681dfe271e30b0f9aee96fec69
Dec 18 14:13:28.913 INFO running `"docker" "start" "-a" "949b8836cdcd94010b82ca9b1ed25d7f6d1e04681dfe271e30b0f9aee96fec69"`
Dec 18 14:13:30.895 INFO [stderr] warning: file found to be present in multiple build targets: /opt/crater/workdir/src/main.rs
Dec 18 14:13:30.917 INFO [stderr]     Checking exec v0.3.1
Dec 18 14:13:31.278 INFO [stderr]     Checking lumen-language v0.1.0 (/opt/crater/workdir)
Dec 18 14:13:32.562 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
Dec 18 14:13:32.834 INFO running `"docker" "inspect" "949b8836cdcd94010b82ca9b1ed25d7f6d1e04681dfe271e30b0f9aee96fec69"`
Dec 18 14:13:32.903 INFO running `"docker" "rm" "-f" "949b8836cdcd94010b82ca9b1ed25d7f6d1e04681dfe271e30b0f9aee96fec69"`
Dec 18 14:13:32.980 INFO [stdout] 949b8836cdcd94010b82ca9b1ed25d7f6d1e04681dfe271e30b0f9aee96fec69