Dec 12 09:50:24.313 INFO checking prefixopt_derive-0.4.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 09:50:24.313 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 09:50:24.525 INFO [stdout] 1ca966b7b5ca162dd0f9f83a1327aa268d90ab0d72d7b86126bc8c56518cea38
Dec 12 09:50:24.528 INFO running `"docker" "start" "-a" "1ca966b7b5ca162dd0f9f83a1327aa268d90ab0d72d7b86126bc8c56518cea38"`
Dec 12 09:50:25.216 INFO [stderr] usermod: no changes
Dec 12 09:50:25.332 INFO [stderr]    Compiling scopeguard v0.2.0
Dec 12 09:50:25.440 INFO [stderr]     Checking map_in_place v0.1.0
Dec 12 09:50:26.001 INFO [stderr]    Compiling prefixopt v0.4.0
Dec 12 09:50:27.181 INFO [stderr]     Checking prefixopt_derive v0.4.0 (/source)
Dec 12 09:50:33.305 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.06s
Dec 12 09:50:33.307 INFO [stderr] su: No module specific data is present
Dec 12 09:50:33.579 INFO running `"docker" "inspect" "1ca966b7b5ca162dd0f9f83a1327aa268d90ab0d72d7b86126bc8c56518cea38"`
Dec 12 09:50:33.644 INFO running `"docker" "rm" "-f" "1ca966b7b5ca162dd0f9f83a1327aa268d90ab0d72d7b86126bc8c56518cea38"`
Dec 12 09:50:33.740 INFO [stdout] 1ca966b7b5ca162dd0f9f83a1327aa268d90ab0d72d7b86126bc8c56518cea38