Dec 19 05:31:29.593 INFO checking willmurphyscode/roll against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 05:31:29.593 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/willmurphyscode/roll:/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 05:31:29.983 INFO [stdout] 4b6eba17b93936e5736f06196e5f2737a89a4588f4a160c285b66493d1d13d3f
Dec 19 05:31:29.990 INFO running `"docker" "start" "-a" "4b6eba17b93936e5736f06196e5f2737a89a4588f4a160c285b66493d1d13d3f"`
Dec 19 05:31:31.853 INFO [stderr]     Checking libc v0.2.29
Dec 19 05:31:32.977 INFO [stderr]     Checking memchr v1.0.1
Dec 19 05:31:32.977 INFO [stderr]     Checking rand v0.3.16
Dec 19 05:31:33.311 INFO [stderr]     Checking nom v3.2.0
Dec 19 05:31:35.661 INFO [stderr]     Checking roll v0.1.0 (/opt/crater/workdir)
Dec 19 05:31:36.104 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.29s
Dec 19 05:31:36.778 INFO running `"docker" "inspect" "4b6eba17b93936e5736f06196e5f2737a89a4588f4a160c285b66493d1d13d3f"`
Dec 19 05:31:37.148 INFO running `"docker" "rm" "-f" "4b6eba17b93936e5736f06196e5f2737a89a4588f4a160c285b66493d1d13d3f"`
Dec 19 05:31:37.383 INFO [stdout] 4b6eba17b93936e5736f06196e5f2737a89a4588f4a160c285b66493d1d13d3f