Dec 18 15:22:33.396 INFO checking grrs-0.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 15:22:33.396 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/grrs/0.1.0:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 15:22:33.565 INFO [stdout] 0e386fd38c3cd7e769da9454ac3aceade651a6945f35fa5d6892c2403337c97b
Dec 18 15:22:33.567 INFO running `"docker" "start" "-a" "0e386fd38c3cd7e769da9454ac3aceade651a6945f35fa5d6892c2403337c97b"`
Dec 18 15:22:34.548 INFO [stderr]     Checking predicates v1.0.0
Dec 18 15:22:34.552 INFO [stderr]     Checking exitfailure v0.5.1
Dec 18 15:22:36.049 INFO [stderr]     Checking assert_cmd v0.10.2
Dec 18 15:22:37.324 INFO [stderr]     Checking grrs v0.1.0 (/opt/crater/workdir)
Dec 18 15:22:39.632 INFO [stderr] warning: unused import: `self`
Dec 18 15:22:39.632 INFO [stderr]  --> tests/cli.rs:5:15
Dec 18 15:22:39.632 INFO [stderr]   |
Dec 18 15:22:39.632 INFO [stderr] 5 | use std::io::{self, Write};
Dec 18 15:22:39.632 INFO [stderr]   |               ^^^^
Dec 18 15:22:39.632 INFO [stderr]   |
Dec 18 15:22:39.632 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 15:22:39.632 INFO [stderr] 
Dec 18 15:22:39.656 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 15:22:39.656 INFO [stderr]   --> src/main.rs:30:5
Dec 18 15:22:39.656 INFO [stderr]    |
Dec 18 15:22:39.656 INFO [stderr] 30 |     grrs::find_matches("lorem ipsum\ndolor sit amet", "lorem", &mut result);
Dec 18 15:22:39.656 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 15:22:39.656 INFO [stderr]    |
Dec 18 15:22:39.656 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 15:22:39.656 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 15:22:39.656 INFO [stderr] 
Dec 18 15:22:39.740 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.47s
Dec 18 15:22:40.650 INFO running `"docker" "inspect" "0e386fd38c3cd7e769da9454ac3aceade651a6945f35fa5d6892c2403337c97b"`
Dec 18 15:22:40.946 INFO running `"docker" "rm" "-f" "0e386fd38c3cd7e769da9454ac3aceade651a6945f35fa5d6892c2403337c97b"`
Dec 18 15:22:41.300 INFO [stdout] 0e386fd38c3cd7e769da9454ac3aceade651a6945f35fa5d6892c2403337c97b