Nov 01 10:06:41.212 INFO checking Shyclops/calculator against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 10:06:41.222 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 10:06:41.985 INFO blam! 8fb5dc213597814d6619860ea809f018af1587df79ca6d12f782e33e4a06a1aa
Nov 01 10:06:41.987 INFO running `"docker" "start" "-a" "8fb5dc213597814d6619860ea809f018af1587df79ca6d12f782e33e4a06a1aa"`
Nov 01 10:06:43.180 INFO kablam! usermod: no changes
Nov 01 10:06:43.232 INFO kablam!     Checking calculator v0.1.0 (/source)
Nov 01 10:06:43.948 INFO kablam! warning: unused variable: `operators`
Nov 01 10:06:43.948 INFO kablam!   --> src/reverse_polish_notation/parser.rs:17:10
Nov 01 10:06:43.948 INFO kablam!    |
Nov 01 10:06:43.948 INFO kablam! 17 |     let mut operators: Vec<Expression> = Vec::new();
Nov 01 10:06:43.948 INFO kablam!    |             ^^^^^^^^^ help: consider using `_operators` instead
Nov 01 10:06:43.948 INFO kablam!    |
Nov 01 10:06:43.948 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:06:43.948 INFO kablam! 
Nov 01 10:06:43.948 INFO kablam! warning: unused variable: `o`
Nov 01 10:06:43.948 INFO kablam!   --> src/reverse_polish_notation/parser.rs:21:25
Nov 01 10:06:43.949 INFO kablam!    |
Nov 01 10:06:43.949 INFO kablam! 21 |             Expression::Operator(o)    => {},
Nov 01 10:06:43.949 INFO kablam!    |                                  ^ help: consider using `_o` instead
Nov 01 10:06:43.949 INFO kablam! 
Nov 01 10:06:43.949 INFO kablam! warning: unused variable: `v`
Nov 01 10:06:43.949 INFO kablam!   --> src/reverse_polish_notation/parser.rs:22:20
Nov 01 10:06:43.949 INFO kablam!    |
Nov 01 10:06:43.949 INFO kablam! 22 |             Expression::Val(v)        => output.push(ex),
Nov 01 10:06:43.949 INFO kablam!    |                             ^ help: consider using `_v` instead
Nov 01 10:06:43.949 INFO kablam! 
Nov 01 10:06:43.949 INFO kablam! warning: unused variable: `operator`
Nov 01 10:06:43.949 INFO kablam!   --> src/reverse_polish_notation/parser.rs:82:19
Nov 01 10:06:43.949 INFO kablam!    |
Nov 01 10:06:43.949 INFO kablam! 82 | fn get_precedence(operator: String) -> i8 {
Nov 01 10:06:43.949 INFO kablam!    |                   ^^^^^^^^ help: consider using `_operator` instead
Nov 01 10:06:43.949 INFO kablam! 
Nov 01 10:06:43.949 INFO kablam! warning: variable does not need to be mutable
Nov 01 10:06:43.949 INFO kablam!   --> src/reverse_polish_notation/parser.rs:17:6
Nov 01 10:06:43.949 INFO kablam!    |
Nov 01 10:06:43.949 INFO kablam! 17 |     let mut operators: Vec<Expression> = Vec::new();
Nov 01 10:06:43.949 INFO kablam!    |         ----^^^^^^^^^
Nov 01 10:06:43.949 INFO kablam!    |         |
Nov 01 10:06:43.949 INFO kablam!    |         help: remove this `mut`
Nov 01 10:06:43.949 INFO kablam!    |
Nov 01 10:06:43.949 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 10:06:43.949 INFO kablam! 
Nov 01 10:06:43.949 INFO kablam! warning: function is never used: `get_precedence`
Nov 01 10:06:43.949 INFO kablam!   --> src/reverse_polish_notation/parser.rs:82:1
Nov 01 10:06:43.949 INFO kablam!    |
Nov 01 10:06:43.949 INFO kablam! 82 | fn get_precedence(operator: String) -> i8 {
Nov 01 10:06:43.949 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:06:43.949 INFO kablam!    |
Nov 01 10:06:43.949 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 10:06:43.949 INFO kablam! 
Nov 01 10:06:44.140 INFO kablam! warning: unused variable: `operators`
Nov 01 10:06:44.140 INFO kablam!   --> src/reverse_polish_notation/parser.rs:17:10
Nov 01 10:06:44.140 INFO kablam!    |
Nov 01 10:06:44.140 INFO kablam! 17 |     let mut operators: Vec<Expression> = Vec::new();
Nov 01 10:06:44.140 INFO kablam!    |             ^^^^^^^^^ help: consider using `_operators` instead
Nov 01 10:06:44.140 INFO kablam!    |
Nov 01 10:06:44.140 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:06:44.140 INFO kablam! 
Nov 01 10:06:44.140 INFO kablam! warning: unused variable: `o`
Nov 01 10:06:44.140 INFO kablam!   --> src/reverse_polish_notation/parser.rs:21:25
Nov 01 10:06:44.140 INFO kablam!    |
Nov 01 10:06:44.140 INFO kablam! 21 |             Expression::Operator(o)    => {},
Nov 01 10:06:44.140 INFO kablam!    |                                  ^ help: consider using `_o` instead
Nov 01 10:06:44.140 INFO kablam! 
Nov 01 10:06:44.140 INFO kablam! warning: unused variable: `v`
Nov 01 10:06:44.140 INFO kablam!   --> src/reverse_polish_notation/parser.rs:22:20
Nov 01 10:06:44.140 INFO kablam!    |
Nov 01 10:06:44.140 INFO kablam! 22 |             Expression::Val(v)        => output.push(ex),
Nov 01 10:06:44.140 INFO kablam!    |                             ^ help: consider using `_v` instead
Nov 01 10:06:44.140 INFO kablam! 
Nov 01 10:06:44.140 INFO kablam! warning: unused variable: `operator`
Nov 01 10:06:44.140 INFO kablam!   --> src/reverse_polish_notation/parser.rs:82:19
Nov 01 10:06:44.140 INFO kablam!    |
Nov 01 10:06:44.140 INFO kablam! 82 | fn get_precedence(operator: String) -> i8 {
Nov 01 10:06:44.140 INFO kablam!    |                   ^^^^^^^^ help: consider using `_operator` instead
Nov 01 10:06:44.140 INFO kablam! 
Nov 01 10:06:44.140 INFO kablam! warning: variable does not need to be mutable
Nov 01 10:06:44.140 INFO kablam!   --> src/reverse_polish_notation/parser.rs:17:6
Nov 01 10:06:44.140 INFO kablam!    |
Nov 01 10:06:44.140 INFO kablam! 17 |     let mut operators: Vec<Expression> = Vec::new();
Nov 01 10:06:44.140 INFO kablam!    |         ----^^^^^^^^^
Nov 01 10:06:44.140 INFO kablam!    |         |
Nov 01 10:06:44.140 INFO kablam!    |         help: remove this `mut`
Nov 01 10:06:44.140 INFO kablam!    |
Nov 01 10:06:44.140 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 10:06:44.140 INFO kablam! 
Nov 01 10:06:44.140 INFO kablam! warning: function is never used: `get_precedence`
Nov 01 10:06:44.141 INFO kablam!   --> src/reverse_polish_notation/parser.rs:82:1
Nov 01 10:06:44.141 INFO kablam!    |
Nov 01 10:06:44.141 INFO kablam! 82 | fn get_precedence(operator: String) -> i8 {
Nov 01 10:06:44.141 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:06:44.141 INFO kablam!    |
Nov 01 10:06:44.141 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 10:06:44.141 INFO kablam! 
Nov 01 10:06:45.244 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
Nov 01 10:06:45.252 INFO kablam! su: No module specific data is present
Nov 01 10:06:46.164 INFO running `"docker" "rm" "-f" "8fb5dc213597814d6619860ea809f018af1587df79ca6d12f782e33e4a06a1aa"`
Nov 01 10:06:46.412 INFO blam! 8fb5dc213597814d6619860ea809f018af1587df79ca6d12f782e33e4a06a1aa