Nov 30 08:37:32.043 INFO checking Shyclops/calculator against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 08:37:32.043 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-5/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 08:37:32.507 INFO [stdout] 35a00089a59f9cdd9dc68b7f8255cf12a8f6053eb3a823b25f9ee4ae790e3253
Nov 30 08:37:32.509 INFO running `"docker" "start" "-a" "35a00089a59f9cdd9dc68b7f8255cf12a8f6053eb3a823b25f9ee4ae790e3253"`
Nov 30 08:37:34.256 INFO [stderr] usermod: no changes
Nov 30 08:37:34.332 INFO [stderr]     Checking calculator v0.1.0 (/source)
Nov 30 08:37:35.332 INFO [stderr] warning: unused variable: `operators`
Nov 30 08:37:35.332 INFO [stderr]   --> src/reverse_polish_notation/parser.rs:17:10
Nov 30 08:37:35.332 INFO [stderr]    |
Nov 30 08:37:35.332 INFO [stderr] 17 |     let mut operators: Vec<Expression> = Vec::new();
Nov 30 08:37:35.332 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_operators` instead
Nov 30 08:37:35.332 INFO [stderr]    |
Nov 30 08:37:35.332 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 08:37:35.332 INFO [stderr] 
Nov 30 08:37:35.332 INFO [stderr] warning: unused variable: `o`
Nov 30 08:37:35.332 INFO [stderr]   --> src/reverse_polish_notation/parser.rs:21:25
Nov 30 08:37:35.332 INFO [stderr]    |
Nov 30 08:37:35.332 INFO [stderr] 21 |             Expression::Operator(o)    => {},
Nov 30 08:37:35.332 INFO [stderr]    |                                  ^ help: consider using `_o` instead
Nov 30 08:37:35.332 INFO [stderr] 
Nov 30 08:37:35.332 INFO [stderr] warning: unused variable: `v`
Nov 30 08:37:35.332 INFO [stderr]   --> src/reverse_polish_notation/parser.rs:22:20
Nov 30 08:37:35.332 INFO [stderr]    |
Nov 30 08:37:35.332 INFO [stderr] 22 |             Expression::Val(v)        => output.push(ex),
Nov 30 08:37:35.333 INFO [stderr]    |                             ^ help: consider using `_v` instead
Nov 30 08:37:35.333 INFO [stderr] 
Nov 30 08:37:35.336 INFO [stderr] warning: unused variable: `operator`
Nov 30 08:37:35.336 INFO [stderr]   --> src/reverse_polish_notation/parser.rs:82:19
Nov 30 08:37:35.336 INFO [stderr]    |
Nov 30 08:37:35.336 INFO [stderr] 82 | fn get_precedence(operator: String) -> i8 {
Nov 30 08:37:35.336 INFO [stderr]    |                   ^^^^^^^^ help: consider using `_operator` instead
Nov 30 08:37:35.336 INFO [stderr] 
Nov 30 08:37:35.348 INFO [stderr] warning: variable does not need to be mutable
Nov 30 08:37:35.348 INFO [stderr]   --> src/reverse_polish_notation/parser.rs:17:6
Nov 30 08:37:35.348 INFO [stderr]    |
Nov 30 08:37:35.348 INFO [stderr] 17 |     let mut operators: Vec<Expression> = Vec::new();
Nov 30 08:37:35.348 INFO [stderr]    |         ----^^^^^^^^^
Nov 30 08:37:35.348 INFO [stderr]    |         |
Nov 30 08:37:35.348 INFO [stderr]    |         help: remove this `mut`
Nov 30 08:37:35.348 INFO [stderr]    |
Nov 30 08:37:35.348 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 08:37:35.348 INFO [stderr] 
Nov 30 08:37:35.353 INFO [stderr] warning: function is never used: `get_precedence`
Nov 30 08:37:35.353 INFO [stderr]   --> src/reverse_polish_notation/parser.rs:82:1
Nov 30 08:37:35.353 INFO [stderr]    |
Nov 30 08:37:35.353 INFO [stderr] 82 | fn get_precedence(operator: String) -> i8 {
Nov 30 08:37:35.353 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:37:35.353 INFO [stderr]    |
Nov 30 08:37:35.353 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 08:37:35.353 INFO [stderr] 
Nov 30 08:37:35.440 INFO [stderr] warning: unused variable: `operators`
Nov 30 08:37:35.440 INFO [stderr]   --> src/reverse_polish_notation/parser.rs:17:10
Nov 30 08:37:35.440 INFO [stderr]    |
Nov 30 08:37:35.440 INFO [stderr] 17 |     let mut operators: Vec<Expression> = Vec::new();
Nov 30 08:37:35.440 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_operators` instead
Nov 30 08:37:35.440 INFO [stderr]    |
Nov 30 08:37:35.440 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 08:37:35.440 INFO [stderr] 
Nov 30 08:37:35.440 INFO [stderr] warning: unused variable: `o`
Nov 30 08:37:35.440 INFO [stderr]   --> src/reverse_polish_notation/parser.rs:21:25
Nov 30 08:37:35.440 INFO [stderr]    |
Nov 30 08:37:35.440 INFO [stderr] 21 |             Expression::Operator(o)    => {},
Nov 30 08:37:35.440 INFO [stderr]    |                                  ^ help: consider using `_o` instead
Nov 30 08:37:35.440 INFO [stderr] 
Nov 30 08:37:35.440 INFO [stderr] warning: unused variable: `v`
Nov 30 08:37:35.440 INFO [stderr]   --> src/reverse_polish_notation/parser.rs:22:20
Nov 30 08:37:35.440 INFO [stderr]    |
Nov 30 08:37:35.441 INFO [stderr] 22 |             Expression::Val(v)        => output.push(ex),
Nov 30 08:37:35.441 INFO [stderr]    |                             ^ help: consider using `_v` instead
Nov 30 08:37:35.441 INFO [stderr] 
Nov 30 08:37:35.441 INFO [stderr] warning: unused variable: `operator`
Nov 30 08:37:35.441 INFO [stderr]   --> src/reverse_polish_notation/parser.rs:82:19
Nov 30 08:37:35.441 INFO [stderr]    |
Nov 30 08:37:35.441 INFO [stderr] 82 | fn get_precedence(operator: String) -> i8 {
Nov 30 08:37:35.441 INFO [stderr]    |                   ^^^^^^^^ help: consider using `_operator` instead
Nov 30 08:37:35.441 INFO [stderr] 
Nov 30 08:37:35.441 INFO [stderr] warning: variable does not need to be mutable
Nov 30 08:37:35.441 INFO [stderr]   --> src/reverse_polish_notation/parser.rs:17:6
Nov 30 08:37:35.441 INFO [stderr]    |
Nov 30 08:37:35.441 INFO [stderr] 17 |     let mut operators: Vec<Expression> = Vec::new();
Nov 30 08:37:35.441 INFO [stderr]    |         ----^^^^^^^^^
Nov 30 08:37:35.441 INFO [stderr]    |         |
Nov 30 08:37:35.441 INFO [stderr]    |         help: remove this `mut`
Nov 30 08:37:35.441 INFO [stderr]    |
Nov 30 08:37:35.441 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 08:37:35.441 INFO [stderr] 
Nov 30 08:37:35.444 INFO [stderr] warning: function is never used: `get_precedence`
Nov 30 08:37:35.444 INFO [stderr]   --> src/reverse_polish_notation/parser.rs:82:1
Nov 30 08:37:35.444 INFO [stderr]    |
Nov 30 08:37:35.444 INFO [stderr] 82 | fn get_precedence(operator: String) -> i8 {
Nov 30 08:37:35.444 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:37:35.444 INFO [stderr]    |
Nov 30 08:37:35.444 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 08:37:35.444 INFO [stderr] 
Nov 30 08:37:36.311 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.02s
Nov 30 08:37:36.313 INFO [stderr] su: No module specific data is present
Nov 30 08:37:37.612 INFO running `"docker" "inspect" "35a00089a59f9cdd9dc68b7f8255cf12a8f6053eb3a823b25f9ee4ae790e3253"`
Nov 30 08:37:37.947 INFO running `"docker" "rm" "-f" "35a00089a59f9cdd9dc68b7f8255cf12a8f6053eb3a823b25f9ee4ae790e3253"`
Nov 30 08:37:38.274 INFO [stdout] 35a00089a59f9cdd9dc68b7f8255cf12a8f6053eb3a823b25f9ee4ae790e3253