Dec 19 11:26:45.050 INFO checking opcow/fe_o2 against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:26:45.050 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/opcow/fe_o2:/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 11:26:46.560 INFO [stdout] 04defb93af80fe7074040c45865f9cbf01e42da0b18a402ec898385d94458aff
Dec 19 11:26:46.564 INFO running `"docker" "start" "-a" "04defb93af80fe7074040c45865f9cbf01e42da0b18a402ec898385d94458aff"`
Dec 19 11:26:48.199 INFO [stderr]     Checking ascii v0.9.1
Dec 19 11:26:48.609 INFO [stderr]     Checking fe_o2 v0.1.0 (/opt/crater/workdir)
Dec 19 11:26:49.270 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Dec 19 11:26:54.216 INFO running `"docker" "inspect" "04defb93af80fe7074040c45865f9cbf01e42da0b18a402ec898385d94458aff"`
Dec 19 11:26:54.475 INFO running `"docker" "rm" "-f" "04defb93af80fe7074040c45865f9cbf01e42da0b18a402ec898385d94458aff"`
Dec 19 11:26:54.956 INFO [stdout] 04defb93af80fe7074040c45865f9cbf01e42da0b18a402ec898385d94458aff