Dec 18 09:16:07.768 INFO checking wifiscanner-0.3.6 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 09:16:07.769 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/wifiscanner/0.3.6:/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 09:16:08.201 INFO [stdout] b0a08313bb040318d04fa2bb32d7435840ca708cc0f85b9dcfa6d4f76b4062c4
Dec 18 09:16:08.203 INFO running `"docker" "start" "-a" "b0a08313bb040318d04fa2bb32d7435840ca708cc0f85b9dcfa6d4f76b4062c4"`
Dec 18 09:16:09.325 INFO [stderr]     Checking wifiscanner v0.3.6 (/opt/crater/workdir)
Dec 18 09:16:09.900 INFO [stderr] warning: unused variable: `result`
Dec 18 09:16:09.900 INFO [stderr]    --> src/lib.rs:259:9
Dec 18 09:16:09.900 INFO [stderr]     |
Dec 18 09:16:09.900 INFO [stderr] 259 |     let result = file.read_to_string(&mut filestr).unwrap();
Dec 18 09:16:09.900 INFO [stderr]     |         ^^^^^^ help: consider using `_result` instead
Dec 18 09:16:09.900 INFO [stderr]     |
Dec 18 09:16:09.900 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 09:16:09.900 INFO [stderr] 
Dec 18 09:16:09.905 INFO [stderr] warning: unused variable: `result`
Dec 18 09:16:09.905 INFO [stderr]    --> src/lib.rs:303:9
Dec 18 09:16:09.905 INFO [stderr]     |
Dec 18 09:16:09.905 INFO [stderr] 303 |     let result = file.read_to_string(&mut filestr).unwrap();
Dec 18 09:16:09.905 INFO [stderr]     |         ^^^^^^ help: consider using `_result` instead
Dec 18 09:16:09.905 INFO [stderr] 
Dec 18 09:16:09.905 INFO [stderr] warning: unused variable: `result`
Dec 18 09:16:09.905 INFO [stderr]    --> src/lib.rs:346:9
Dec 18 09:16:09.905 INFO [stderr]     |
Dec 18 09:16:09.905 INFO [stderr] 346 |     let result = file.read_to_string(&mut filestr).unwrap();
Dec 18 09:16:09.905 INFO [stderr]     |         ^^^^^^ help: consider using `_result` instead
Dec 18 09:16:09.905 INFO [stderr] 
Dec 18 09:16:10.233 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Dec 18 09:16:10.822 INFO running `"docker" "inspect" "b0a08313bb040318d04fa2bb32d7435840ca708cc0f85b9dcfa6d4f76b4062c4"`
Dec 18 09:16:11.116 INFO running `"docker" "rm" "-f" "b0a08313bb040318d04fa2bb32d7435840ca708cc0f85b9dcfa6d4f76b4062c4"`
Dec 18 09:16:11.387 INFO [stdout] b0a08313bb040318d04fa2bb32d7435840ca708cc0f85b9dcfa6d4f76b4062c4