Dec 04 11:49:04.472 INFO checking rehan-jaffer/conway-rust against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 11:49:04.472 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 11:49:04.706 INFO [stdout] abfc51b87fb0de46bc16c53574d306cba5b0cdfcb7a8c0dad756e85c3507243e
Dec 04 11:49:04.719 INFO running `"docker" "start" "-a" "abfc51b87fb0de46bc16c53574d306cba5b0cdfcb7a8c0dad756e85c3507243e"`
Dec 04 11:49:05.185 INFO [stderr] usermod: no changes
Dec 04 11:49:05.214 INFO [stderr] warning: dependency (rand) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
Dec 04 11:49:05.219 INFO [stderr]     Checking conway v0.1.0 (/source)
Dec 04 11:49:05.394 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 04 11:49:05.394 INFO [stderr]   --> src/main.rs:57:20
Dec 04 11:49:05.394 INFO [stderr]    |
Dec 04 11:49:05.394 INFO [stderr] 57 |                 if (score > 3 || score < 2) {
Dec 04 11:49:05.394 INFO [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 04 11:49:05.394 INFO [stderr]    |
Dec 04 11:49:05.394 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 04 11:49:05.394 INFO [stderr] 
Dec 04 11:49:05.394 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 04 11:49:05.394 INFO [stderr]   --> src/main.rs:63:20
Dec 04 11:49:05.394 INFO [stderr]    |
Dec 04 11:49:05.394 INFO [stderr] 63 |                 if (score == 3) {
Dec 04 11:49:05.394 INFO [stderr]    |                    ^^^^^^^^^^^^ help: remove these parentheses
Dec 04 11:49:05.394 INFO [stderr] 
Dec 04 11:49:05.432 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 04 11:49:05.432 INFO [stderr]   --> src/main.rs:57:20
Dec 04 11:49:05.432 INFO [stderr]    |
Dec 04 11:49:05.432 INFO [stderr] 57 |                 if (score > 3 || score < 2) {
Dec 04 11:49:05.432 INFO [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 04 11:49:05.432 INFO [stderr]    |
Dec 04 11:49:05.432 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 04 11:49:05.432 INFO [stderr] 
Dec 04 11:49:05.432 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 04 11:49:05.432 INFO [stderr]   --> src/main.rs:63:20
Dec 04 11:49:05.432 INFO [stderr]    |
Dec 04 11:49:05.432 INFO [stderr] 63 |                 if (score == 3) {
Dec 04 11:49:05.432 INFO [stderr]    |                    ^^^^^^^^^^^^ help: remove these parentheses
Dec 04 11:49:05.433 INFO [stderr] 
Dec 04 11:49:05.443 INFO [stderr] warning: value assigned to `x1` is never read
Dec 04 11:49:05.443 INFO [stderr]  --> src/main.rs:8:13
Dec 04 11:49:05.458 INFO [stderr]   |
Dec 04 11:49:05.458 INFO [stderr] 8 |     let mut x1: i32 = 0;
Dec 04 11:49:05.458 INFO [stderr]   |             ^^
Dec 04 11:49:05.458 INFO [stderr]   |
Dec 04 11:49:05.458 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 04 11:49:05.458 INFO [stderr] 
Dec 04 11:49:05.458 INFO [stderr] warning: value assigned to `y1` is never read
Dec 04 11:49:05.458 INFO [stderr]  --> src/main.rs:9:13
Dec 04 11:49:05.458 INFO [stderr]   |
Dec 04 11:49:05.458 INFO [stderr] 9 |     let mut y1: i32 = 0;
Dec 04 11:49:05.458 INFO [stderr]   |             ^^
Dec 04 11:49:05.458 INFO [stderr] 
Dec 04 11:49:05.458 INFO [stderr] warning: unused variable: `i`
Dec 04 11:49:05.458 INFO [stderr]   --> src/main.rs:27:9
Dec 04 11:49:05.458 INFO [stderr]    |
Dec 04 11:49:05.458 INFO [stderr] 27 |     for i in 0..GRID_SIZE {
Dec 04 11:49:05.458 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 04 11:49:05.458 INFO [stderr]    |
Dec 04 11:49:05.458 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 11:49:05.458 INFO [stderr] 
Dec 04 11:49:05.472 INFO [stderr] warning: value assigned to `x1` is never read
Dec 04 11:49:05.472 INFO [stderr]  --> src/main.rs:8:13
Dec 04 11:49:05.472 INFO [stderr]   |
Dec 04 11:49:05.472 INFO [stderr] 8 |     let mut x1: i32 = 0;
Dec 04 11:49:05.472 INFO [stderr]   |             ^^
Dec 04 11:49:05.472 INFO [stderr]   |
Dec 04 11:49:05.472 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 04 11:49:05.472 INFO [stderr] 
Dec 04 11:49:05.472 INFO [stderr] warning: value assigned to `y1` is never read
Dec 04 11:49:05.472 INFO [stderr]  --> src/main.rs:9:13
Dec 04 11:49:05.472 INFO [stderr]   |
Dec 04 11:49:05.472 INFO [stderr] 9 |     let mut y1: i32 = 0;
Dec 04 11:49:05.472 INFO [stderr]   |             ^^
Dec 04 11:49:05.472 INFO [stderr] 
Dec 04 11:49:05.472 INFO [stderr] warning: unused variable: `i`
Dec 04 11:49:05.472 INFO [stderr]   --> src/main.rs:27:9
Dec 04 11:49:05.472 INFO [stderr]    |
Dec 04 11:49:05.472 INFO [stderr] 27 |     for i in 0..GRID_SIZE {
Dec 04 11:49:05.472 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 04 11:49:05.472 INFO [stderr]    |
Dec 04 11:49:05.472 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 11:49:05.472 INFO [stderr] 
Dec 04 11:49:05.514 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
Dec 04 11:49:05.514 INFO [stderr] su: No module specific data is present
Dec 04 11:49:06.009 INFO running `"docker" "inspect" "abfc51b87fb0de46bc16c53574d306cba5b0cdfcb7a8c0dad756e85c3507243e"`
Dec 04 11:49:06.241 INFO running `"docker" "rm" "-f" "abfc51b87fb0de46bc16c53574d306cba5b0cdfcb7a8c0dad756e85c3507243e"`
Dec 04 11:49:06.431 INFO [stdout] abfc51b87fb0de46bc16c53574d306cba5b0cdfcb7a8c0dad756e85c3507243e