Dec 19 20:02:32.855 INFO checking barrucadu/bfo against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 20:02:32.855 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/barrucadu/bfo:/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 20:02:33.176 INFO [stdout] 1ee33f8c548aa5c9fdd948b4b53b4fd925e844bd82b6addc485171b668e0ea1d
Dec 19 20:02:33.179 INFO running `"docker" "start" "-a" "1ee33f8c548aa5c9fdd948b4b53b4fd925e844bd82b6addc485171b668e0ea1d"`
Dec 19 20:02:34.480 INFO [stderr]     Checking libc v0.2.19
Dec 19 20:02:35.208 INFO [stderr]     Checking memchr v1.0.1
Dec 19 20:02:35.488 INFO [stderr]     Checking bfo v0.1.0 (/opt/crater/workdir)
Dec 19 20:02:36.132 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
Dec 19 20:02:36.858 INFO running `"docker" "inspect" "1ee33f8c548aa5c9fdd948b4b53b4fd925e844bd82b6addc485171b668e0ea1d"`
Dec 19 20:02:37.092 INFO running `"docker" "rm" "-f" "1ee33f8c548aa5c9fdd948b4b53b4fd925e844bd82b6addc485171b668e0ea1d"`
Dec 19 20:02:37.365 INFO [stdout] 1ee33f8c548aa5c9fdd948b4b53b4fd925e844bd82b6addc485171b668e0ea1d