Dec 19 07:59:10.726 INFO checking stuartnelson3/biofilter against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 07:59:10.726 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/stuartnelson3/biofilter:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 07:59:11.312 INFO [stdout] 3c01d9f592dfe630080409864f7fa19ae2a4b7a183209cfe34a2d6f0b923e43a
Dec 19 07:59:11.318 INFO running `"docker" "start" "-a" "3c01d9f592dfe630080409864f7fa19ae2a4b7a183209cfe34a2d6f0b923e43a"`
Dec 19 07:59:13.465 INFO [stderr]     Checking biofilter v0.1.0 (/opt/crater/workdir)
Dec 19 07:59:13.827 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 07:59:13.827 INFO [stderr]   --> src/main.rs:40:9
Dec 19 07:59:13.827 INFO [stderr]    |
Dec 19 07:59:13.827 INFO [stderr] 40 | /         match line {
Dec 19 07:59:13.827 INFO [stderr] 41 | |             Ok(line) => w.write(line.as_bytes()),
Dec 19 07:59:13.827 INFO [stderr] 42 | |             Err(_err) => continue,
Dec 19 07:59:13.827 INFO [stderr] 43 | |         };
Dec 19 07:59:13.827 INFO [stderr]    | |__________^
Dec 19 07:59:13.827 INFO [stderr]    |
Dec 19 07:59:13.827 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 07:59:13.827 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 07:59:13.827 INFO [stderr] 
Dec 19 07:59:13.843 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 07:59:13.843 INFO [stderr]   --> src/main.rs:40:9
Dec 19 07:59:13.843 INFO [stderr]    |
Dec 19 07:59:13.843 INFO [stderr] 40 | /         match line {
Dec 19 07:59:13.843 INFO [stderr] 41 | |             Ok(line) => w.write(line.as_bytes()),
Dec 19 07:59:13.843 INFO [stderr] 42 | |             Err(_err) => continue,
Dec 19 07:59:13.843 INFO [stderr] 43 | |         };
Dec 19 07:59:13.843 INFO [stderr]    | |__________^
Dec 19 07:59:13.843 INFO [stderr]    |
Dec 19 07:59:13.843 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 07:59:13.843 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 07:59:13.843 INFO [stderr] 
Dec 19 07:59:13.885 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
Dec 19 07:59:14.960 INFO running `"docker" "inspect" "3c01d9f592dfe630080409864f7fa19ae2a4b7a183209cfe34a2d6f0b923e43a"`
Dec 19 07:59:15.242 INFO running `"docker" "rm" "-f" "3c01d9f592dfe630080409864f7fa19ae2a4b7a183209cfe34a2d6f0b923e43a"`
Dec 19 07:59:15.511 INFO [stdout] 3c01d9f592dfe630080409864f7fa19ae2a4b7a183209cfe34a2d6f0b923e43a