Dec 04 14:28:26.548 INFO checking matt-williams/enum-from-derive against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 14:28:26.548 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 14:28:26.880 INFO [stdout] fe06a41f434f24a4c6f46747f2bd401018448692e28cedb51366829149806cdc
Dec 04 14:28:26.882 INFO running `"docker" "start" "-a" "fe06a41f434f24a4c6f46747f2bd401018448692e28cedb51366829149806cdc"`
Dec 04 14:28:27.738 INFO [stderr] usermod: no changes
Dec 04 14:28:27.813 INFO [stderr]    Compiling quote v0.3.12
Dec 04 14:28:27.813 INFO [stderr]     Checking unicode-xid v0.0.4
Dec 04 14:28:27.813 INFO [stderr]     Checking try_from v0.2.1
Dec 04 14:28:29.174 INFO [stderr]     Checking syn v0.11.4
Dec 04 14:28:32.285 INFO [stderr]     Checking enum-from-derive v0.1.0 (/source)
Dec 04 14:28:36.264 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.48s
Dec 04 14:28:36.283 INFO [stderr] su: No module specific data is present
Dec 04 14:28:37.271 INFO running `"docker" "inspect" "fe06a41f434f24a4c6f46747f2bd401018448692e28cedb51366829149806cdc"`
Dec 04 14:28:37.531 INFO running `"docker" "rm" "-f" "fe06a41f434f24a4c6f46747f2bd401018448692e28cedb51366829149806cdc"`
Dec 04 14:28:37.891 INFO [stdout] fe06a41f434f24a4c6f46747f2bd401018448692e28cedb51366829149806cdc