Dec 04 19:28:55.105 INFO checking dylanmckay/rubic against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 19:28:55.105 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 19:28:55.626 INFO [stdout] c10e8019f3f1a9c18a9bf92fcbdb6752f03b21981166ec2a3730eb60e6f9f8f8
Dec 04 19:28:55.628 INFO running `"docker" "start" "-a" "c10e8019f3f1a9c18a9bf92fcbdb6752f03b21981166ec2a3730eb60e6f9f8f8"`
Dec 04 19:28:57.254 INFO [stderr] usermod: no changes
Dec 04 19:28:57.347 INFO [stderr]    Compiling gcc v0.3.40
Dec 04 19:29:00.027 INFO [stderr]    Compiling backtrace-sys v0.1.5
Dec 04 19:29:01.200 INFO [stderr]     Checking backtrace v0.3.0
Dec 04 19:29:01.945 INFO [stderr]     Checking error-chain v0.7.1
Dec 04 19:29:02.689 INFO [stderr]     Checking rubic v0.1.1 (/source)
Dec 04 19:29:07.074 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.80s
Dec 04 19:29:07.079 INFO [stderr] su: No module specific data is present
Dec 04 19:29:08.375 INFO running `"docker" "inspect" "c10e8019f3f1a9c18a9bf92fcbdb6752f03b21981166ec2a3730eb60e6f9f8f8"`
Dec 04 19:29:08.651 INFO running `"docker" "rm" "-f" "c10e8019f3f1a9c18a9bf92fcbdb6752f03b21981166ec2a3730eb60e6f9f8f8"`
Dec 04 19:29:09.032 INFO [stdout] c10e8019f3f1a9c18a9bf92fcbdb6752f03b21981166ec2a3730eb60e6f9f8f8