Dec 19 14:13:00.312 INFO checking knknkn1162/minigrep_test against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 14:13:00.312 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/knknkn1162/minigrep_test:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 14:13:00.508 INFO [stdout] 9dc2167b979671ab5ba5afe3ff47a34ba6fceb59236b664af0f820214c7d5343
Dec 19 14:13:00.510 INFO running `"docker" "start" "-a" "9dc2167b979671ab5ba5afe3ff47a34ba6fceb59236b664af0f820214c7d5343"`
Dec 19 14:13:01.180 INFO [stderr]     Checking minigrep v0.1.0 (/opt/crater/workdir)
Dec 19 14:13:01.424 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 19 14:13:01.424 INFO [stderr]   --> src/lib.rs:13:5
Dec 19 14:13:01.424 INFO [stderr]    |
Dec 19 14:13:01.424 INFO [stderr] 13 | /     search(&config.query, &contents, !config.case_sensitive).into_iter()
Dec 19 14:13:01.424 INFO [stderr] 14 | |         .inspect(|&line| println!("{}", line)).collect::<Vec<_>>();
Dec 19 14:13:01.424 INFO [stderr]    | |___________________________________________________________________^
Dec 19 14:13:01.424 INFO [stderr]    |
Dec 19 14:13:01.424 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 14:13:01.424 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 19 14:13:01.424 INFO [stderr] 
Dec 19 14:13:01.480 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 19 14:13:01.480 INFO [stderr]   --> src/lib.rs:13:5
Dec 19 14:13:01.480 INFO [stderr]    |
Dec 19 14:13:01.480 INFO [stderr] 13 | /     search(&config.query, &contents, !config.case_sensitive).into_iter()
Dec 19 14:13:01.480 INFO [stderr] 14 | |         .inspect(|&line| println!("{}", line)).collect::<Vec<_>>();
Dec 19 14:13:01.480 INFO [stderr]    | |___________________________________________________________________^
Dec 19 14:13:01.480 INFO [stderr]    |
Dec 19 14:13:01.480 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 14:13:01.480 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 19 14:13:01.480 INFO [stderr] 
Dec 19 14:13:01.750 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
Dec 19 14:13:02.345 INFO running `"docker" "inspect" "9dc2167b979671ab5ba5afe3ff47a34ba6fceb59236b664af0f820214c7d5343"`
Dec 19 14:13:02.602 INFO running `"docker" "rm" "-f" "9dc2167b979671ab5ba5afe3ff47a34ba6fceb59236b664af0f820214c7d5343"`
Dec 19 14:13:02.922 INFO [stdout] 9dc2167b979671ab5ba5afe3ff47a34ba6fceb59236b664af0f820214c7d5343