Dec 11 12:04:53.765 INFO checking patricksjackson/kolakoski against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 12:04:53.765 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12:04:54.135 INFO [stdout] 0cad1b98b78c041ea41c8b0aef216031070c923ace97d2fc08fc85a9cf8ff9e2
Dec 11 12:04:54.140 INFO running `"docker" "start" "-a" "0cad1b98b78c041ea41c8b0aef216031070c923ace97d2fc08fc85a9cf8ff9e2"`
Dec 11 12:04:55.172 INFO [stderr] usermod: no changes
Dec 11 12:04:55.288 INFO [stderr]     Checking term_size v0.3.0
Dec 11 12:04:55.293 INFO [stderr]     Checking atty v0.2.2
Dec 11 12:04:55.663 INFO [stderr]     Checking textwrap v0.7.0
Dec 11 12:04:56.080 INFO [stderr]     Checking clap v2.26.0
Dec 11 12:05:02.391 INFO [stderr]     Checking kolakoski v0.1.0 (/source)
Dec 11 12:05:03.248 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.03s
Dec 11 12:05:03.248 INFO [stderr] su: No module specific data is present
Dec 11 12:05:04.200 INFO running `"docker" "inspect" "0cad1b98b78c041ea41c8b0aef216031070c923ace97d2fc08fc85a9cf8ff9e2"`
Dec 11 12:05:04.464 INFO running `"docker" "rm" "-f" "0cad1b98b78c041ea41c8b0aef216031070c923ace97d2fc08fc85a9cf8ff9e2"`
Dec 11 12:05:04.744 INFO [stdout] 0cad1b98b78c041ea41c8b0aef216031070c923ace97d2fc08fc85a9cf8ff9e2