Nov 28 11:57:41.464 INFO checking NikitaSmall/rust_rpn against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 11:57:41.466 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 11:57:41.776 INFO [stdout] ca9dd261269c35a020559c7495432f65524f9a03c57006be9551cd8a9b79728d
Nov 28 11:57:41.779 INFO running `"docker" "start" "-a" "ca9dd261269c35a020559c7495432f65524f9a03c57006be9551cd8a9b79728d"`
Nov 28 11:57:42.900 INFO [stderr] usermod: no changes
Nov 28 11:57:42.976 INFO [stderr]     Checking rpn v0.1.0 (/source)
Nov 28 11:57:43.801 INFO [stderr] warning: field is never used: `raw`
Nov 28 11:57:43.802 INFO [stderr]   --> src/converter.rs:10:5
Nov 28 11:57:43.803 INFO [stderr]    |
Nov 28 11:57:43.804 INFO [stderr] 10 |     raw: String,
Nov 28 11:57:43.804 INFO [stderr]    |     ^^^^^^^^^^^
Nov 28 11:57:43.805 INFO [stderr]    |
Nov 28 11:57:43.805 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 11:57:43.806 INFO [stderr] 
Nov 28 11:57:43.806 INFO [stderr] warning: field is never used: `prededence`
Nov 28 11:57:43.807 INFO [stderr]   --> src/converter.rs:12:5
Nov 28 11:57:43.808 INFO [stderr]    |
Nov 28 11:57:43.808 INFO [stderr] 12 |     prededence: HashMap<Stackable, i8>,
Nov 28 11:57:43.809 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:57:43.809 INFO [stderr] 
Nov 28 11:57:43.809 INFO [stderr] warning: method is never used: `convert`
Nov 28 11:57:43.809 INFO [stderr]   --> src/converter.rs:16:5
Nov 28 11:57:43.809 INFO [stderr]    |
Nov 28 11:57:43.809 INFO [stderr] 16 |     pub fn convert(raw: String) -> Converter {
Nov 28 11:57:43.809 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:57:43.809 INFO [stderr] 
Nov 28 11:57:43.811 INFO [stderr] warning: method is never used: `process`
Nov 28 11:57:43.811 INFO [stderr]   --> src/converter.rs:33:5
Nov 28 11:57:43.811 INFO [stderr]    |
Nov 28 11:57:43.811 INFO [stderr] 33 |     fn process(&mut self) {
Nov 28 11:57:43.811 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:57:43.811 INFO [stderr] 
Nov 28 11:57:44.520 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:57:44.520 INFO [stderr]   --> src/converter.rs:95:13
Nov 28 11:57:44.520 INFO [stderr]    |
Nov 28 11:57:44.520 INFO [stderr] 95 |         let mut converter = Converter::convert(example_string);
Nov 28 11:57:44.520 INFO [stderr]    |             ----^^^^^^^^^
Nov 28 11:57:44.520 INFO [stderr]    |             |
Nov 28 11:57:44.520 INFO [stderr]    |             help: remove this `mut`
Nov 28 11:57:44.520 INFO [stderr]    |
Nov 28 11:57:44.520 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 11:57:44.520 INFO [stderr] 
Nov 28 11:57:44.521 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:57:44.521 INFO [stderr]    --> src/converter.rs:103:13
Nov 28 11:57:44.521 INFO [stderr]     |
Nov 28 11:57:44.521 INFO [stderr] 103 |         let mut converter = Converter::convert(example_string);
Nov 28 11:57:44.521 INFO [stderr]     |             ----^^^^^^^^^
Nov 28 11:57:44.521 INFO [stderr]     |             |
Nov 28 11:57:44.521 INFO [stderr]     |             help: remove this `mut`
Nov 28 11:57:44.521 INFO [stderr] 
Nov 28 11:57:44.956 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
Nov 28 11:57:44.958 INFO [stderr] su: No module specific data is present
Nov 28 11:57:45.537 INFO running `"docker" "inspect" "ca9dd261269c35a020559c7495432f65524f9a03c57006be9551cd8a9b79728d"`
Nov 28 11:57:45.788 INFO running `"docker" "rm" "-f" "ca9dd261269c35a020559c7495432f65524f9a03c57006be9551cd8a9b79728d"`
Nov 28 11:57:46.123 INFO [stdout] ca9dd261269c35a020559c7495432f65524f9a03c57006be9551cd8a9b79728d