Dec 11 09:29:57.746 INFO checking silverjam/rslow against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 09:29:57.746 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 11 09:29:58.304 INFO [stdout] 8aa6622673d03cf6858ca72ee6a3730e36dfb970f41b6cb5e3dd964d492c528d
Dec 11 09:29:58.306 INFO running `"docker" "start" "-a" "8aa6622673d03cf6858ca72ee6a3730e36dfb970f41b6cb5e3dd964d492c528d"`
Dec 11 09:29:59.726 INFO [stderr] usermod: no changes
Dec 11 09:29:59.904 INFO [stderr]     Checking term_size v0.3.0
Dec 11 09:29:59.904 INFO [stderr]     Checking atty v0.2.2
Dec 11 09:29:59.904 INFO [stderr]     Checking env_logger v0.4.3
Dec 11 09:30:00.470 INFO [stderr]     Checking textwrap v0.8.0
Dec 11 09:30:01.085 INFO [stderr]     Checking clap v2.26.2
Dec 11 09:30:07.811 INFO [stderr]     Checking rslow v0.1.0 (/source)
Dec 11 09:30:09.009 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.26s
Dec 11 09:30:09.013 INFO [stderr] su: No module specific data is present
Dec 11 09:30:10.586 INFO running `"docker" "inspect" "8aa6622673d03cf6858ca72ee6a3730e36dfb970f41b6cb5e3dd964d492c528d"`
Dec 11 09:30:10.880 INFO running `"docker" "rm" "-f" "8aa6622673d03cf6858ca72ee6a3730e36dfb970f41b6cb5e3dd964d492c528d"`
Dec 11 09:30:11.272 INFO [stdout] 8aa6622673d03cf6858ca72ee6a3730e36dfb970f41b6cb5e3dd964d492c528d