Dec 19 21:01:53.616 INFO checking adrianclay/rust_roman_numerals against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 21:01:53.616 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/adrianclay/rust_roman_numerals:/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 21:01:54.116 INFO [stdout] 39e40dafb505f1f42eed3ebf91e8e5a4acf1f9a2e9dd1ef68b47ad9f5b9a8460
Dec 19 21:01:54.118 INFO running `"docker" "start" "-a" "39e40dafb505f1f42eed3ebf91e8e5a4acf1f9a2e9dd1ef68b47ad9f5b9a8460"`
Dec 19 21:01:56.136 INFO [stderr]     Checking roman_numerals v0.1.0 (/opt/crater/workdir)
Dec 19 21:01:56.883 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Dec 19 21:01:57.796 INFO running `"docker" "inspect" "39e40dafb505f1f42eed3ebf91e8e5a4acf1f9a2e9dd1ef68b47ad9f5b9a8460"`
Dec 19 21:01:58.100 INFO running `"docker" "rm" "-f" "39e40dafb505f1f42eed3ebf91e8e5a4acf1f9a2e9dd1ef68b47ad9f5b9a8460"`
Dec 19 21:01:58.392 INFO [stdout] 39e40dafb505f1f42eed3ebf91e8e5a4acf1f9a2e9dd1ef68b47ad9f5b9a8460