Dec 04 07:18:20.098 INFO checking wbowling/rcc against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 07:18:20.098 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 07:18:20.635 INFO [stdout] 39e30e95a5712b7c74f88318f2aba7640bc9f5849c54e7094543e67301a016f7
Dec 04 07:18:20.639 INFO running `"docker" "start" "-a" "39e30e95a5712b7c74f88318f2aba7640bc9f5849c54e7094543e67301a016f7"`
Dec 04 07:18:22.133 INFO [stderr] usermod: no changes
Dec 04 07:18:22.219 INFO [stderr]     Checking either v1.4.0
Dec 04 07:18:22.547 INFO [stderr]     Checking itertools v0.7.5
Dec 04 07:18:24.499 INFO [stderr]     Checking rcc v0.1.0 (/source)
Dec 04 07:18:25.710 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.54s
Dec 04 07:18:25.725 INFO [stderr] su: No module specific data is present
Dec 04 07:18:26.216 INFO running `"docker" "inspect" "39e30e95a5712b7c74f88318f2aba7640bc9f5849c54e7094543e67301a016f7"`
Dec 04 07:18:26.459 INFO running `"docker" "rm" "-f" "39e30e95a5712b7c74f88318f2aba7640bc9f5849c54e7094543e67301a016f7"`
Dec 04 07:18:26.767 INFO [stdout] 39e30e95a5712b7c74f88318f2aba7640bc9f5849c54e7094543e67301a016f7