Dec 05 08:55:15.007 INFO checking prefixopt_derive-0.4.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 08:55:15.007 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 08:55:15.211 INFO [stdout] de35389446a2f84a0b69b338f3c022c1f00ff6ca5c86af4d627e51de5d29e313
Dec 05 08:55:15.213 INFO running `"docker" "start" "-a" "de35389446a2f84a0b69b338f3c022c1f00ff6ca5c86af4d627e51de5d29e313"`
Dec 05 08:55:15.755 INFO [stderr] usermod: no changes
Dec 05 08:55:15.831 INFO [stderr]    Compiling scopeguard v0.2.0
Dec 05 08:55:16.000 INFO [stderr]    Compiling map_in_place v0.1.0
Dec 05 08:55:16.631 INFO [stderr]    Compiling prefixopt v0.4.0
Dec 05 08:55:17.975 INFO [stderr]     Checking prefixopt_derive v0.4.0 (/source)
Dec 05 08:55:23.723 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.97s
Dec 05 08:55:23.730 INFO [stderr] su: No module specific data is present
Dec 05 08:55:24.017 INFO running `"docker" "inspect" "de35389446a2f84a0b69b338f3c022c1f00ff6ca5c86af4d627e51de5d29e313"`
Dec 05 08:55:24.244 INFO running `"docker" "rm" "-f" "de35389446a2f84a0b69b338f3c022c1f00ff6ca5c86af4d627e51de5d29e313"`
Dec 05 08:55:24.339 INFO [stdout] de35389446a2f84a0b69b338f3c022c1f00ff6ca5c86af4d627e51de5d29e313