Dec 19 18:44:39.637 INFO checking crabtw/mdtest against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 18:44:39.637 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/crabtw/mdtest:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 18:44:40.272 INFO [stdout] 72956543a698f1bc0c776be61cf1828dcb1c91457750f62df8b226d2fea7ce1b
Dec 19 18:44:40.274 INFO running `"docker" "start" "-a" "72956543a698f1bc0c776be61cf1828dcb1c91457750f62df8b226d2fea7ce1b"`
Dec 19 18:44:41.710 INFO [stderr]     Checking fs_extra v1.1.0
Dec 19 18:44:41.710 INFO [stderr]     Checking pulldown-cmark v0.1.2
Dec 19 18:44:42.843 INFO [stderr]     Checking mdtest v0.1.0 (/opt/crater/workdir)
Dec 19 18:44:43.401 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
Dec 19 18:44:44.536 INFO running `"docker" "inspect" "72956543a698f1bc0c776be61cf1828dcb1c91457750f62df8b226d2fea7ce1b"`
Dec 19 18:44:44.762 INFO running `"docker" "rm" "-f" "72956543a698f1bc0c776be61cf1828dcb1c91457750f62df8b226d2fea7ce1b"`
Dec 19 18:44:45.047 INFO [stdout] 72956543a698f1bc0c776be61cf1828dcb1c91457750f62df8b226d2fea7ce1b