Dec 12 13:29:54.556 INFO checking grrs-0.1.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 13:29:54.556 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 13:29:54.795 INFO [stdout] 88cb3da610b61a42f935758da0e97d101424acad4054fb6e98eeff71b3a34506
Dec 12 13:29:54.797 INFO running `"docker" "start" "-a" "88cb3da610b61a42f935758da0e97d101424acad4054fb6e98eeff71b3a34506"`
Dec 12 13:29:55.303 INFO [stderr] usermod: no changes
Dec 12 13:29:55.492 INFO [stderr]     Checking predicates v1.0.0
Dec 12 13:29:55.496 INFO [stderr]     Checking exitfailure v0.5.1
Dec 12 13:29:57.622 INFO [stderr]     Checking assert_cmd v0.10.2
Dec 12 13:30:02.552 INFO [stderr]     Checking grrs v0.1.0 (/source)
Dec 12 13:30:10.672 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 13:30:10.672 INFO [stderr]   --> src/main.rs:30:5
Dec 12 13:30:10.672 INFO [stderr]    |
Dec 12 13:30:10.672 INFO [stderr] 30 |     grrs::find_matches("lorem ipsum\ndolor sit amet", "lorem", &mut result);
Dec 12 13:30:10.672 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 13:30:10.672 INFO [stderr]    |
Dec 12 13:30:10.672 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 13:30:10.672 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 13:30:10.672 INFO [stderr] 
Dec 12 13:30:11.780 INFO [stderr] warning: unused import: `self`
Dec 12 13:30:11.780 INFO [stderr]  --> tests/cli.rs:5:15
Dec 12 13:30:11.780 INFO [stderr]   |
Dec 12 13:30:11.780 INFO [stderr] 5 | use std::io::{self, Write};
Dec 12 13:30:11.780 INFO [stderr]   |               ^^^^
Dec 12 13:30:11.780 INFO [stderr]   |
Dec 12 13:30:11.780 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 13:30:11.780 INFO [stderr] 
Dec 12 13:30:11.872 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.54s
Dec 12 13:30:11.884 INFO [stderr] su: No module specific data is present
Dec 12 13:30:12.458 INFO running `"docker" "inspect" "88cb3da610b61a42f935758da0e97d101424acad4054fb6e98eeff71b3a34506"`
Dec 12 13:30:12.778 INFO running `"docker" "rm" "-f" "88cb3da610b61a42f935758da0e97d101424acad4054fb6e98eeff71b3a34506"`
Dec 12 13:30:13.246 INFO [stdout] 88cb3da610b61a42f935758da0e97d101424acad4054fb6e98eeff71b3a34506