Oct 27 10:27:43.729 INFO checking NikitaSmall/rust_rpn against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192-2
Oct 27 10:27:43.739 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-3/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-55192-2/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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"`
Oct 27 10:27:44.203 INFO blam! 2700313cee7ef5c039b672d9ca290ee55692ebe0f87cc1bc89246a49dcce23d5
Oct 27 10:27:44.227 INFO running `"docker" "start" "-a" "2700313cee7ef5c039b672d9ca290ee55692ebe0f87cc1bc89246a49dcce23d5"`
Oct 27 10:27:45.458 INFO kablam! usermod: no changes
Oct 27 10:27:45.511 INFO kablam!     Checking rpn v0.1.0 (/source)
Oct 27 10:27:46.598 INFO kablam! warning: field is never used: `raw`
Oct 27 10:27:46.598 INFO kablam!   --> src/converter.rs:10:5
Oct 27 10:27:46.598 INFO kablam!    |
Oct 27 10:27:46.598 INFO kablam! 10 |     raw: String,
Oct 27 10:27:46.598 INFO kablam!    |     ^^^^^^^^^^^
Oct 27 10:27:46.598 INFO kablam!    |
Oct 27 10:27:46.598 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 10:27:46.598 INFO kablam! 
Oct 27 10:27:46.598 INFO kablam! warning: field is never used: `prededence`
Oct 27 10:27:46.600 INFO kablam!   --> src/converter.rs:12:5
Oct 27 10:27:46.600 INFO kablam!    |
Oct 27 10:27:46.600 INFO kablam! 12 |     prededence: HashMap<Stackable, i8>,
Oct 27 10:27:46.600 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:27:46.600 INFO kablam! 
Oct 27 10:27:46.600 INFO kablam! warning: method is never used: `convert`
Oct 27 10:27:46.600 INFO kablam!   --> src/converter.rs:16:5
Oct 27 10:27:46.600 INFO kablam!    |
Oct 27 10:27:46.600 INFO kablam! 16 |     pub fn convert(raw: String) -> Converter {
Oct 27 10:27:46.601 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:27:46.601 INFO kablam! 
Oct 27 10:27:46.601 INFO kablam! warning: method is never used: `process`
Oct 27 10:27:46.601 INFO kablam!   --> src/converter.rs:33:5
Oct 27 10:27:46.601 INFO kablam!    |
Oct 27 10:27:46.601 INFO kablam! 33 |     fn process(&mut self) {
Oct 27 10:27:46.601 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:27:46.601 INFO kablam! 
Oct 27 10:27:46.850 INFO kablam! warning: variable does not need to be mutable
Oct 27 10:27:46.850 INFO kablam!   --> src/converter.rs:95:13
Oct 27 10:27:46.850 INFO kablam!    |
Oct 27 10:27:46.850 INFO kablam! 95 |         let mut converter = Converter::convert(example_string);
Oct 27 10:27:46.850 INFO kablam!    |             ----^^^^^^^^^
Oct 27 10:27:46.850 INFO kablam!    |             |
Oct 27 10:27:46.850 INFO kablam!    |             help: remove this `mut`
Oct 27 10:27:46.850 INFO kablam!    |
Oct 27 10:27:46.851 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 27 10:27:46.851 INFO kablam! 
Oct 27 10:27:46.852 INFO kablam! warning: variable does not need to be mutable
Oct 27 10:27:46.852 INFO kablam!    --> src/converter.rs:103:13
Oct 27 10:27:46.852 INFO kablam!     |
Oct 27 10:27:46.852 INFO kablam! 103 |         let mut converter = Converter::convert(example_string);
Oct 27 10:27:46.852 INFO kablam!     |             ----^^^^^^^^^
Oct 27 10:27:46.853 INFO kablam!     |             |
Oct 27 10:27:46.853 INFO kablam!     |             help: remove this `mut`
Oct 27 10:27:46.853 INFO kablam! 
Oct 27 10:27:47.603 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
Oct 27 10:27:47.608 INFO kablam! su: No module specific data is present
Oct 27 10:27:48.498 INFO running `"docker" "rm" "-f" "2700313cee7ef5c039b672d9ca290ee55692ebe0f87cc1bc89246a49dcce23d5"`
Oct 27 10:27:48.816 INFO blam! 2700313cee7ef5c039b672d9ca290ee55692ebe0f87cc1bc89246a49dcce23d5