Dec 04 21:45:46.520 INFO checking blakehawkins/project-euler against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 21:45:46.520 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 21:45:47.144 INFO [stdout] ee446edda5cf40e525f4d18402f6c3598c966202bd09708677852bb5e523fe07
Dec 04 21:45:47.146 INFO running `"docker" "start" "-a" "ee446edda5cf40e525f4d18402f6c3598c966202bd09708677852bb5e523fe07"`
Dec 04 21:45:48.495 INFO [stderr] usermod: no changes
Dec 04 21:45:48.725 INFO [stderr]    Compiling structopt-derive v0.2.10
Dec 04 21:45:48.725 INFO [stderr]     Checking env_logger v0.5.10
Dec 04 21:45:53.187 INFO [stderr]     Checking structopt v0.2.10
Dec 04 21:45:54.092 INFO [stderr]     Checking clap-verbosity-flag v0.1.0
Dec 04 21:45:56.129 INFO [stderr]     Checking quicli v0.3.0
Dec 04 21:45:58.390 INFO [stderr]     Checking project-euler v0.1.0 (/source)
Dec 04 21:46:03.188 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.66s
Dec 04 21:46:03.225 INFO [stderr] su: No module specific data is present
Dec 04 21:46:04.007 INFO running `"docker" "inspect" "ee446edda5cf40e525f4d18402f6c3598c966202bd09708677852bb5e523fe07"`
Dec 04 21:46:04.335 INFO running `"docker" "rm" "-f" "ee446edda5cf40e525f4d18402f6c3598c966202bd09708677852bb5e523fe07"`
Dec 04 21:46:04.639 INFO [stdout] ee446edda5cf40e525f4d18402f6c3598c966202bd09708677852bb5e523fe07