Dec 05 08:38:48.035 INFO checking quickcheck_derive-0.2.1 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 08:38:48.035 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 05 08:38:48.549 INFO [stdout] b90550c377e33312952c74a4f7ecd75bab67deb23e22a373468d0ae0bf97af1d
Dec 05 08:38:48.551 INFO running `"docker" "start" "-a" "b90550c377e33312952c74a4f7ecd75bab67deb23e22a373468d0ae0bf97af1d"`
Dec 05 08:38:50.050 INFO [stderr] usermod: no changes
Dec 05 08:38:50.210 INFO [stderr]     Checking syn v0.14.9
Dec 05 08:38:55.056 INFO [stderr]     Checking synstructure v0.9.0
Dec 05 08:38:56.055 INFO [stderr]     Checking quickcheck_derive v0.2.1 (/source)
Dec 05 08:38:58.296 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.22s
Dec 05 08:38:58.302 INFO [stderr] su: No module specific data is present
Dec 05 08:38:59.084 INFO running `"docker" "inspect" "b90550c377e33312952c74a4f7ecd75bab67deb23e22a373468d0ae0bf97af1d"`
Dec 05 08:38:59.481 INFO running `"docker" "rm" "-f" "b90550c377e33312952c74a4f7ecd75bab67deb23e22a373468d0ae0bf97af1d"`
Dec 05 08:38:59.845 INFO [stdout] b90550c377e33312952c74a4f7ecd75bab67deb23e22a373468d0ae0bf97af1d