Dec 19 14:10:32.617 INFO checking kolybasov/fm_tree against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 14:10:32.617 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/kolybasov/fm_tree:/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 14:10:33.226 INFO [stdout] 1753e81087fc9623b9e33bdf844d7f09503b03398212c3306e317dcb459c4db1
Dec 19 14:10:33.236 INFO running `"docker" "start" "-a" "1753e81087fc9623b9e33bdf844d7f09503b03398212c3306e317dcb459c4db1"`
Dec 19 14:10:34.958 INFO [stderr]     Checking serde_json v1.0.9
Dec 19 14:10:34.958 INFO [stderr]     Checking serde_yaml v0.7.3
Dec 19 14:10:37.176 INFO [stderr]     Checking fm_tree v0.1.0 (/opt/crater/workdir)
Dec 19 14:10:37.601 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
Dec 19 14:10:37.928 INFO running `"docker" "inspect" "1753e81087fc9623b9e33bdf844d7f09503b03398212c3306e317dcb459c4db1"`
Dec 19 14:10:38.035 INFO running `"docker" "rm" "-f" "1753e81087fc9623b9e33bdf844d7f09503b03398212c3306e317dcb459c4db1"`
Dec 19 14:10:38.184 INFO [stdout] 1753e81087fc9623b9e33bdf844d7f09503b03398212c3306e317dcb459c4db1