Nov 09 18:39:55.356 INFO checking NikitaSmall/rust_rpn against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 18:39:55.356 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-7/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 09 18:39:55.595 INFO blam! 2299d4cbf10859cb727d48919ab2b2bd28e3f41b5e5a3d0597cd1bc1550da2b6
Nov 09 18:39:55.597 INFO running `"docker" "start" "-a" "2299d4cbf10859cb727d48919ab2b2bd28e3f41b5e5a3d0597cd1bc1550da2b6"`
Nov 09 18:39:56.163 INFO kablam! usermod: no changes
Nov 09 18:39:56.251 INFO kablam!     Checking rpn v0.1.0 (/source)
Nov 09 18:39:57.359 INFO kablam! warning: field is never used: `raw`
Nov 09 18:39:57.359 INFO kablam!   --> src/converter.rs:10:5
Nov 09 18:39:57.359 INFO kablam!    |
Nov 09 18:39:57.359 INFO kablam! 10 |     raw: String,
Nov 09 18:39:57.359 INFO kablam!    |     ^^^^^^^^^^^
Nov 09 18:39:57.359 INFO kablam!    |
Nov 09 18:39:57.359 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 09 18:39:57.360 INFO kablam! 
Nov 09 18:39:57.360 INFO kablam! warning: field is never used: `prededence`
Nov 09 18:39:57.360 INFO kablam!   --> src/converter.rs:12:5
Nov 09 18:39:57.360 INFO kablam!    |
Nov 09 18:39:57.360 INFO kablam! 12 |     prededence: HashMap<Stackable, i8>,
Nov 09 18:39:57.360 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 18:39:57.360 INFO kablam! 
Nov 09 18:39:57.360 INFO kablam! warning: method is never used: `convert`
Nov 09 18:39:57.360 INFO kablam!   --> src/converter.rs:16:5
Nov 09 18:39:57.360 INFO kablam!    |
Nov 09 18:39:57.360 INFO kablam! 16 |     pub fn convert(raw: String) -> Converter {
Nov 09 18:39:57.360 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 18:39:57.360 INFO kablam! 
Nov 09 18:39:57.360 INFO kablam! warning: method is never used: `process`
Nov 09 18:39:57.360 INFO kablam!   --> src/converter.rs:33:5
Nov 09 18:39:57.360 INFO kablam!    |
Nov 09 18:39:57.360 INFO kablam! 33 |     fn process(&mut self) {
Nov 09 18:39:57.360 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 09 18:39:57.360 INFO kablam! 
Nov 09 18:39:57.595 INFO kablam! warning: variable does not need to be mutable
Nov 09 18:39:57.595 INFO kablam!   --> src/converter.rs:95:13
Nov 09 18:39:57.595 INFO kablam!    |
Nov 09 18:39:57.595 INFO kablam! 95 |         let mut converter = Converter::convert(example_string);
Nov 09 18:39:57.595 INFO kablam!    |             ----^^^^^^^^^
Nov 09 18:39:57.595 INFO kablam!    |             |
Nov 09 18:39:57.595 INFO kablam!    |             help: remove this `mut`
Nov 09 18:39:57.615 INFO kablam!    |
Nov 09 18:39:57.615 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 09 18:39:57.615 INFO kablam! 
Nov 09 18:39:57.616 INFO kablam! warning: variable does not need to be mutable
Nov 09 18:39:57.616 INFO kablam!    --> src/converter.rs:103:13
Nov 09 18:39:57.616 INFO kablam!     |
Nov 09 18:39:57.617 INFO kablam! 103 |         let mut converter = Converter::convert(example_string);
Nov 09 18:39:57.617 INFO kablam!     |             ----^^^^^^^^^
Nov 09 18:39:57.617 INFO kablam!     |             |
Nov 09 18:39:57.617 INFO kablam!     |             help: remove this `mut`
Nov 09 18:39:57.627 INFO kablam! 
Nov 09 18:39:58.295 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.09s
Nov 09 18:39:58.299 INFO kablam! su: No module specific data is present
Nov 09 18:39:59.065 INFO running `"docker" "rm" "-f" "2299d4cbf10859cb727d48919ab2b2bd28e3f41b5e5a3d0597cd1bc1550da2b6"`
Nov 09 18:39:59.291 INFO blam! 2299d4cbf10859cb727d48919ab2b2bd28e3f41b5e5a3d0597cd1bc1550da2b6