Dec 18 16:31:17.247 INFO checking filters-0.3.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 16:31:17.247 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/filters/0.3.0:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:31:17.658 INFO [stdout] 45ba1e5cc92c4ce0805250fcbc712caa9e710f472410da45d0166ccd58724d76
Dec 18 16:31:17.660 INFO running `"docker" "start" "-a" "45ba1e5cc92c4ce0805250fcbc712caa9e710f472410da45d0166ccd58724d76"`
Dec 18 16:31:18.185 INFO [stderr]     Checking filters v0.3.0 (/opt/crater/workdir)
Dec 18 16:31:18.720 INFO [stderr] warning: unused variable: `r`
Dec 18 16:31:18.720 INFO [stderr]    --> src/failable/filter.rs:358:18
Dec 18 16:31:18.720 INFO [stderr]     |
Dec 18 16:31:18.720 INFO [stderr] 358 |         let a = |r: &i32| -> Result<bool, StupError> { Ok(true) };
Dec 18 16:31:18.720 INFO [stderr]     |                  ^ help: consider using `_r` instead
Dec 18 16:31:18.720 INFO [stderr]     |
Dec 18 16:31:18.720 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 16:31:18.720 INFO [stderr] 
Dec 18 16:31:18.879 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Dec 18 16:31:19.178 INFO running `"docker" "inspect" "45ba1e5cc92c4ce0805250fcbc712caa9e710f472410da45d0166ccd58724d76"`
Dec 18 16:31:19.290 INFO running `"docker" "rm" "-f" "45ba1e5cc92c4ce0805250fcbc712caa9e710f472410da45d0166ccd58724d76"`
Dec 18 16:31:19.396 INFO [stdout] 45ba1e5cc92c4ce0805250fcbc712caa9e710f472410da45d0166ccd58724d76