Dec 19 14:12:56.454 INFO checking knkski/aoc2017 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 14:12:56.454 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/knkski/aoc2017:/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 14:12:56.646 INFO [stdout] b10489a2a46002c20b01a67f316c37169bf93acbee36e6bf825ad6604926abf8
Dec 19 14:12:56.650 INFO running `"docker" "start" "-a" "b10489a2a46002c20b01a67f316c37169bf93acbee36e6bf825ad6604926abf8"`
Dec 19 14:12:57.568 INFO [stderr]     Checking thread-id v3.2.0
Dec 19 14:12:57.921 INFO [stderr]     Checking flame v0.2.0
Dec 19 14:12:58.496 INFO [stderr]     Checking aoc2017 v0.1.0 (/opt/crater/workdir)
Dec 19 14:12:58.920 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
Dec 19 14:12:59.186 INFO running `"docker" "inspect" "b10489a2a46002c20b01a67f316c37169bf93acbee36e6bf825ad6604926abf8"`
Dec 19 14:12:59.366 INFO running `"docker" "rm" "-f" "b10489a2a46002c20b01a67f316c37169bf93acbee36e6bf825ad6604926abf8"`
Dec 19 14:12:59.523 INFO [stdout] b10489a2a46002c20b01a67f316c37169bf93acbee36e6bf825ad6604926abf8