Dec 18 06:13:19.690 INFO checking NikitaSmall/rust_rpn against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 06:13:19.690 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/NikitaSmall/rust_rpn:/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 06:13:19.967 INFO [stdout] 0ec5b5b488eafcf00c925d25275ca522091e89f54f767278035f611e229b66e8
Dec 18 06:13:19.970 INFO running `"docker" "start" "-a" "0ec5b5b488eafcf00c925d25275ca522091e89f54f767278035f611e229b66e8"`
Dec 18 06:13:21.796 INFO [stderr]     Checking rpn v0.1.0 (/opt/crater/workdir)
Dec 18 06:13:22.280 INFO [stderr] warning: variable does not need to be mutable
Dec 18 06:13:22.280 INFO [stderr]   --> src/converter.rs:95:13
Dec 18 06:13:22.280 INFO [stderr]    |
Dec 18 06:13:22.281 INFO [stderr] 95 |         let mut converter = Converter::convert(example_string);
Dec 18 06:13:22.281 INFO [stderr]    |             ----^^^^^^^^^
Dec 18 06:13:22.281 INFO [stderr]    |             |
Dec 18 06:13:22.281 INFO [stderr]    |             help: remove this `mut`
Dec 18 06:13:22.282 INFO [stderr]    |
Dec 18 06:13:22.282 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 06:13:22.282 INFO [stderr] 
Dec 18 06:13:22.286 INFO [stderr] warning: variable does not need to be mutable
Dec 18 06:13:22.286 INFO [stderr]    --> src/converter.rs:103:13
Dec 18 06:13:22.286 INFO [stderr]     |
Dec 18 06:13:22.287 INFO [stderr] 103 |         let mut converter = Converter::convert(example_string);
Dec 18 06:13:22.287 INFO [stderr]     |             ----^^^^^^^^^
Dec 18 06:13:22.287 INFO [stderr]     |             |
Dec 18 06:13:22.288 INFO [stderr]     |             help: remove this `mut`
Dec 18 06:13:22.288 INFO [stderr] 
Dec 18 06:13:22.336 INFO [stderr] warning: field is never used: `raw`
Dec 18 06:13:22.336 INFO [stderr]   --> src/converter.rs:10:5
Dec 18 06:13:22.336 INFO [stderr]    |
Dec 18 06:13:22.336 INFO [stderr] 10 |     raw: String,
Dec 18 06:13:22.336 INFO [stderr]    |     ^^^^^^^^^^^
Dec 18 06:13:22.337 INFO [stderr]    |
Dec 18 06:13:22.337 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 06:13:22.337 INFO [stderr] 
Dec 18 06:13:22.337 INFO [stderr] warning: field is never used: `prededence`
Dec 18 06:13:22.337 INFO [stderr]   --> src/converter.rs:12:5
Dec 18 06:13:22.337 INFO [stderr]    |
Dec 18 06:13:22.338 INFO [stderr] 12 |     prededence: HashMap<Stackable, i8>,
Dec 18 06:13:22.338 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:13:22.338 INFO [stderr] 
Dec 18 06:13:22.338 INFO [stderr] warning: method is never used: `convert`
Dec 18 06:13:22.339 INFO [stderr]   --> src/converter.rs:16:5
Dec 18 06:13:22.339 INFO [stderr]    |
Dec 18 06:13:22.339 INFO [stderr] 16 |     pub fn convert(raw: String) -> Converter {
Dec 18 06:13:22.339 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:13:22.340 INFO [stderr] 
Dec 18 06:13:22.340 INFO [stderr] warning: method is never used: `process`
Dec 18 06:13:22.340 INFO [stderr]   --> src/converter.rs:33:5
Dec 18 06:13:22.340 INFO [stderr]    |
Dec 18 06:13:22.341 INFO [stderr] 33 |     fn process(&mut self) {
Dec 18 06:13:22.341 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:13:22.341 INFO [stderr] 
Dec 18 06:13:22.856 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
Dec 18 06:13:24.082 INFO running `"docker" "inspect" "0ec5b5b488eafcf00c925d25275ca522091e89f54f767278035f611e229b66e8"`
Dec 18 06:13:24.428 INFO running `"docker" "rm" "-f" "0ec5b5b488eafcf00c925d25275ca522091e89f54f767278035f611e229b66e8"`
Dec 18 06:13:24.756 INFO [stdout] 0ec5b5b488eafcf00c925d25275ca522091e89f54f767278035f611e229b66e8