Dec 05 16:27:13.933 INFO checking average-0.9.2 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 16:27:13.933 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 05 16:27:14.143 INFO [stdout] 7fe76d5c3c6e1b9a0607f54521fdcaeb558909e8ccb5c014572c0874abcce0fd
Dec 05 16:27:14.146 INFO running `"docker" "start" "-a" "7fe76d5c3c6e1b9a0607f54521fdcaeb558909e8ccb5c014572c0874abcce0fd"`
Dec 05 16:27:14.735 INFO [stderr] usermod: no changes
Dec 05 16:27:14.793 INFO [stderr]     Checking custom_derive v0.1.7
Dec 05 16:27:14.793 INFO [stderr]     Checking float-ord v0.2.0
Dec 05 16:27:14.793 INFO [stderr]     Checking quantiles v0.7.1
Dec 05 16:27:14.883 INFO [stderr]     Checking conv v0.3.3
Dec 05 16:27:16.383 INFO [stderr]     Checking average v0.9.2 (/source)
Dec 05 16:27:32.376 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.65s
Dec 05 16:27:32.383 INFO [stderr] su: No module specific data is present
Dec 05 16:27:33.319 INFO running `"docker" "inspect" "7fe76d5c3c6e1b9a0607f54521fdcaeb558909e8ccb5c014572c0874abcce0fd"`
Dec 05 16:27:33.659 INFO running `"docker" "rm" "-f" "7fe76d5c3c6e1b9a0607f54521fdcaeb558909e8ccb5c014572c0874abcce0fd"`
Dec 05 16:27:33.975 INFO [stdout] 7fe76d5c3c6e1b9a0607f54521fdcaeb558909e8ccb5c014572c0874abcce0fd