Dec 04 10:40:46.677 INFO checking scooter-dangle/compatible-enum-serializations against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 10:40:46.677 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 10:40:47.122 INFO [stdout] 51587ba1585e7ce8aa1595b94403d3878c5ed1c40471da2f9422e2d3cb18440d
Dec 04 10:40:47.127 INFO running `"docker" "start" "-a" "51587ba1585e7ce8aa1595b94403d3878c5ed1c40471da2f9422e2d3cb18440d"`
Dec 04 10:40:48.391 INFO [stderr] usermod: no changes
Dec 04 10:40:48.531 INFO [stderr]     Checking serde v1.0.17
Dec 04 10:40:48.542 INFO [stderr]    Compiling serde_derive v1.0.17
Dec 04 10:40:59.394 INFO [stderr]     Checking bincode v0.9.2
Dec 04 10:41:00.231 INFO [stderr]     Checking compatible-enums v0.1.0 (/source)
Dec 04 10:41:00.979 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.54s
Dec 04 10:41:00.983 INFO [stderr] su: No module specific data is present
Dec 04 10:41:01.795 INFO running `"docker" "inspect" "51587ba1585e7ce8aa1595b94403d3878c5ed1c40471da2f9422e2d3cb18440d"`
Dec 04 10:41:02.166 INFO running `"docker" "rm" "-f" "51587ba1585e7ce8aa1595b94403d3878c5ed1c40471da2f9422e2d3cb18440d"`
Dec 04 10:41:02.519 INFO [stdout] 51587ba1585e7ce8aa1595b94403d3878c5ed1c40471da2f9422e2d3cb18440d