Dec 04 09:23:59.220 INFO checking stuartnelson3/biofilter against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 09:23:59.220 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 09:23:59.776 INFO [stdout] fc06ef668d0b582a3252f3e736fe7436dbf3159122d4c9561809541dbbdc85c2
Dec 04 09:23:59.780 INFO running `"docker" "start" "-a" "fc06ef668d0b582a3252f3e736fe7436dbf3159122d4c9561809541dbbdc85c2"`
Dec 04 09:24:01.200 INFO [stderr] usermod: no changes
Dec 04 09:24:01.315 INFO [stderr]     Checking biofilter v0.1.0 (/source)
Dec 04 09:24:02.023 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 09:24:02.023 INFO [stderr]   --> src/main.rs:40:9
Dec 04 09:24:02.023 INFO [stderr]    |
Dec 04 09:24:02.023 INFO [stderr] 40 | /         match line {
Dec 04 09:24:02.023 INFO [stderr] 41 | |             Ok(line) => w.write(line.as_bytes()),
Dec 04 09:24:02.023 INFO [stderr] 42 | |             Err(_err) => continue,
Dec 04 09:24:02.023 INFO [stderr] 43 | |         };
Dec 04 09:24:02.023 INFO [stderr]    | |__________^
Dec 04 09:24:02.023 INFO [stderr]    |
Dec 04 09:24:02.023 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 09:24:02.023 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 09:24:02.023 INFO [stderr] 
Dec 04 09:24:02.095 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 09:24:02.095 INFO [stderr]   --> src/main.rs:40:9
Dec 04 09:24:02.095 INFO [stderr]    |
Dec 04 09:24:02.095 INFO [stderr] 40 | /         match line {
Dec 04 09:24:02.095 INFO [stderr] 41 | |             Ok(line) => w.write(line.as_bytes()),
Dec 04 09:24:02.095 INFO [stderr] 42 | |             Err(_err) => continue,
Dec 04 09:24:02.095 INFO [stderr] 43 | |         };
Dec 04 09:24:02.095 INFO [stderr]    | |__________^
Dec 04 09:24:02.095 INFO [stderr]    |
Dec 04 09:24:02.095 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 09:24:02.095 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 09:24:02.095 INFO [stderr] 
Dec 04 09:24:02.151 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
Dec 04 09:24:02.158 INFO [stderr] su: No module specific data is present
Dec 04 09:24:03.393 INFO running `"docker" "inspect" "fc06ef668d0b582a3252f3e736fe7436dbf3159122d4c9561809541dbbdc85c2"`
Dec 04 09:24:03.658 INFO running `"docker" "rm" "-f" "fc06ef668d0b582a3252f3e736fe7436dbf3159122d4c9561809541dbbdc85c2"`
Dec 04 09:24:04.086 INFO [stdout] fc06ef668d0b582a3252f3e736fe7436dbf3159122d4c9561809541dbbdc85c2