Dec 11 21:06:16.548 INFO checking cdouglass/morse-practice against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 21:06:16.548 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 21:06:17.032 INFO [stdout] d16578962dc65e33c18d2b6cb9f1ad69055b2010e732ee2a209e62429647af2e
Dec 11 21:06:17.040 INFO running `"docker" "start" "-a" "d16578962dc65e33c18d2b6cb9f1ad69055b2010e732ee2a209e62429647af2e"`
Dec 11 21:06:17.836 INFO [stderr] usermod: no changes
Dec 11 21:06:17.980 INFO [stderr]     Checking memchr v2.0.1
Dec 11 21:06:17.980 INFO [stderr]     Checking rand v0.4.2
Dec 11 21:06:18.674 INFO [stderr]     Checking aho-corasick v0.6.4
Dec 11 21:06:19.615 INFO [stderr]     Checking regex v0.2.5
Dec 11 21:06:22.324 INFO [stderr]     Checking docopt v0.8.3
Dec 11 21:06:24.252 INFO [stderr]     Checking morse v0.1.0 (/source)
Dec 11 21:06:27.945 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.09s
Dec 11 21:06:27.961 INFO [stderr] su: No module specific data is present
Dec 11 21:06:28.810 INFO running `"docker" "inspect" "d16578962dc65e33c18d2b6cb9f1ad69055b2010e732ee2a209e62429647af2e"`
Dec 11 21:06:28.882 INFO running `"docker" "rm" "-f" "d16578962dc65e33c18d2b6cb9f1ad69055b2010e732ee2a209e62429647af2e"`
Dec 11 21:06:29.028 INFO [stdout] d16578962dc65e33c18d2b6cb9f1ad69055b2010e732ee2a209e62429647af2e