Dec 19 05:01:32.091 INFO checking ylabs82/decider against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 05:01:32.092 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/ylabs82/decider:/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 05:01:32.474 INFO [stdout] 8b15b73a67f1af395ad0874b3a01503187e2ba9dc26720394f87262cbc51bc4f
Dec 19 05:01:32.484 INFO running `"docker" "start" "-a" "8b15b73a67f1af395ad0874b3a01503187e2ba9dc26720394f87262cbc51bc4f"`
Dec 19 05:01:33.440 INFO [stderr]     Checking libc v0.2.16
Dec 19 05:01:33.440 INFO [stderr]     Checking same-file v1.0.2
Dec 19 05:01:33.648 INFO [stderr]     Checking walkdir v2.1.4
Dec 19 05:01:34.308 INFO [stderr]     Checking rand v0.4.2
Dec 19 05:01:35.632 INFO [stderr]     Checking decider v0.1.2 (/opt/crater/workdir)
Dec 19 05:01:35.912 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.48s
Dec 19 05:01:36.449 INFO running `"docker" "inspect" "8b15b73a67f1af395ad0874b3a01503187e2ba9dc26720394f87262cbc51bc4f"`
Dec 19 05:01:36.760 INFO running `"docker" "rm" "-f" "8b15b73a67f1af395ad0874b3a01503187e2ba9dc26720394f87262cbc51bc4f"`
Dec 19 05:01:37.121 INFO [stdout] 8b15b73a67f1af395ad0874b3a01503187e2ba9dc26720394f87262cbc51bc4f