Dec 19 16:04:42.520 INFO checking hinohi/rust-mancala against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 16:04:42.520 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/hinohi/rust-mancala:/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 16:04:42.700 INFO [stdout] d725f84dc57ba257cfdeb9ea911bb52be2adc6a26d3fa9dfc3d684eecdd6194a
Dec 19 16:04:42.709 INFO running `"docker" "start" "-a" "d725f84dc57ba257cfdeb9ea911bb52be2adc6a26d3fa9dfc3d684eecdd6194a"`
Dec 19 16:04:43.512 INFO [stderr]     Checking rmp v0.8.7
Dec 19 16:04:44.116 INFO [stderr]     Checking rmp-serde v0.13.7
Dec 19 16:04:44.809 INFO [stderr]     Checking mancala-rust v0.1.0 (/opt/crater/workdir)
Dec 19 16:04:45.492 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
Dec 19 16:04:45.798 INFO running `"docker" "inspect" "d725f84dc57ba257cfdeb9ea911bb52be2adc6a26d3fa9dfc3d684eecdd6194a"`
Dec 19 16:04:45.922 INFO running `"docker" "rm" "-f" "d725f84dc57ba257cfdeb9ea911bb52be2adc6a26d3fa9dfc3d684eecdd6194a"`
Dec 19 16:04:46.015 INFO [stdout] d725f84dc57ba257cfdeb9ea911bb52be2adc6a26d3fa9dfc3d684eecdd6194a