Dec 12 16:06:23.037 INFO checking custom_debug_derive-0.1.4 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 16:06:23.037 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 16:06:23.340 INFO [stdout] c96b3cdbc0c90ed6234c4ab2095c85c2fe4497933bf7ce923ca1a510eb7d66f5
Dec 12 16:06:23.348 INFO running `"docker" "start" "-a" "c96b3cdbc0c90ed6234c4ab2095c85c2fe4497933bf7ce923ca1a510eb7d66f5"`
Dec 12 16:06:23.828 INFO [stderr] usermod: no changes
Dec 12 16:06:23.882 INFO [stderr]     Checking synstructure v0.10.1
Dec 12 16:06:24.924 INFO [stderr]     Checking custom_debug_derive v0.1.4 (/source)
Dec 12 16:06:26.066 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.20s
Dec 12 16:06:26.066 INFO [stderr] su: No module specific data is present
Dec 12 16:06:26.502 INFO running `"docker" "inspect" "c96b3cdbc0c90ed6234c4ab2095c85c2fe4497933bf7ce923ca1a510eb7d66f5"`
Dec 12 16:06:26.607 INFO running `"docker" "rm" "-f" "c96b3cdbc0c90ed6234c4ab2095c85c2fe4497933bf7ce923ca1a510eb7d66f5"`
Dec 12 16:06:26.758 INFO [stdout] c96b3cdbc0c90ed6234c4ab2095c85c2fe4497933bf7ce923ca1a510eb7d66f5