Dec 19 14:16:09.780 INFO checking kissge/learning-rust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 14:16:09.781 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/kissge/learning-rust:/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 14:16:10.177 INFO [stdout] 23f5beccff27ad524825720a819ab9342cd115df980f572a10a47cb841e65cbf
Dec 19 14:16:10.180 INFO running `"docker" "start" "-a" "23f5beccff27ad524825720a819ab9342cd115df980f572a10a47cb841e65cbf"`
Dec 19 14:16:12.121 INFO [stderr]     Checking entities v1.0.1
Dec 19 14:16:12.126 INFO [stderr]     Checking twoway v0.1.8
Dec 19 14:16:12.126 INFO [stderr]     Checking regex v1.0.5
Dec 19 14:16:14.801 INFO [stderr]     Checking comrak v0.3.0
Dec 19 14:16:20.358 INFO [stderr]     Checking monolog v0.1.0 (/opt/crater/workdir)
Dec 19 14:16:20.912 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.87s
Dec 19 14:16:21.610 INFO running `"docker" "inspect" "23f5beccff27ad524825720a819ab9342cd115df980f572a10a47cb841e65cbf"`
Dec 19 14:16:21.834 INFO running `"docker" "rm" "-f" "23f5beccff27ad524825720a819ab9342cd115df980f572a10a47cb841e65cbf"`
Dec 19 14:16:22.089 INFO [stdout] 23f5beccff27ad524825720a819ab9342cd115df980f572a10a47cb841e65cbf