Dec 11 11:12:59.770 INFO checking rehan-jaffer/conway-rust against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 11:12:59.770 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 11:13:00.321 INFO [stdout] 96253b2ba1a6467bce514c3d17a2ef913daf15cb53178dcc6fe072b42b9864bf
Dec 11 11:13:00.324 INFO running `"docker" "start" "-a" "96253b2ba1a6467bce514c3d17a2ef913daf15cb53178dcc6fe072b42b9864bf"`
Dec 11 11:13:01.839 INFO [stderr] usermod: no changes
Dec 11 11:13:01.896 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 11 11:13:01.944 INFO [stderr]     Checking conway v0.1.0 (/source)
Dec 11 11:13:02.250 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 11:13:02.250 INFO [stderr]   --> src/main.rs:57:20
Dec 11 11:13:02.250 INFO [stderr]    |
Dec 11 11:13:02.250 INFO [stderr] 57 |                 if (score > 3 || score < 2) {
Dec 11 11:13:02.250 INFO [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 11:13:02.250 INFO [stderr]    |
Dec 11 11:13:02.250 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 11:13:02.250 INFO [stderr] 
Dec 11 11:13:02.250 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 11:13:02.250 INFO [stderr]   --> src/main.rs:63:20
Dec 11 11:13:02.250 INFO [stderr]    |
Dec 11 11:13:02.250 INFO [stderr] 63 |                 if (score == 3) {
Dec 11 11:13:02.250 INFO [stderr]    |                    ^^^^^^^^^^^^ help: remove these parentheses
Dec 11 11:13:02.250 INFO [stderr] 
Dec 11 11:13:02.314 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 11:13:02.314 INFO [stderr]   --> src/main.rs:57:20
Dec 11 11:13:02.314 INFO [stderr]    |
Dec 11 11:13:02.314 INFO [stderr] 57 |                 if (score > 3 || score < 2) {
Dec 11 11:13:02.314 INFO [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 11:13:02.314 INFO [stderr]    |
Dec 11 11:13:02.314 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 11:13:02.314 INFO [stderr] 
Dec 11 11:13:02.314 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 11:13:02.314 INFO [stderr]   --> src/main.rs:63:20
Dec 11 11:13:02.314 INFO [stderr]    |
Dec 11 11:13:02.314 INFO [stderr] 63 |                 if (score == 3) {
Dec 11 11:13:02.314 INFO [stderr]    |                    ^^^^^^^^^^^^ help: remove these parentheses
Dec 11 11:13:02.315 INFO [stderr] 
Dec 11 11:13:02.328 INFO [stderr] warning: value assigned to `x1` is never read
Dec 11 11:13:02.328 INFO [stderr]  --> src/main.rs:8:13
Dec 11 11:13:02.328 INFO [stderr]   |
Dec 11 11:13:02.328 INFO [stderr] 8 |     let mut x1: i32 = 0;
Dec 11 11:13:02.328 INFO [stderr]   |             ^^
Dec 11 11:13:02.328 INFO [stderr]   |
Dec 11 11:13:02.328 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 11 11:13:02.328 INFO [stderr] 
Dec 11 11:13:02.328 INFO [stderr] warning: value assigned to `y1` is never read
Dec 11 11:13:02.328 INFO [stderr]  --> src/main.rs:9:13
Dec 11 11:13:02.328 INFO [stderr]   |
Dec 11 11:13:02.328 INFO [stderr] 9 |     let mut y1: i32 = 0;
Dec 11 11:13:02.328 INFO [stderr]   |             ^^
Dec 11 11:13:02.328 INFO [stderr] 
Dec 11 11:13:02.328 INFO [stderr] warning: unused variable: `i`
Dec 11 11:13:02.328 INFO [stderr]   --> src/main.rs:27:9
Dec 11 11:13:02.328 INFO [stderr]    |
Dec 11 11:13:02.328 INFO [stderr] 27 |     for i in 0..GRID_SIZE {
Dec 11 11:13:02.328 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 11 11:13:02.328 INFO [stderr]    |
Dec 11 11:13:02.328 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 11:13:02.328 INFO [stderr] 
Dec 11 11:13:02.355 INFO [stderr] warning: value assigned to `x1` is never read
Dec 11 11:13:02.355 INFO [stderr]  --> src/main.rs:8:13
Dec 11 11:13:02.355 INFO [stderr]   |
Dec 11 11:13:02.355 INFO [stderr] 8 |     let mut x1: i32 = 0;
Dec 11 11:13:02.355 INFO [stderr]   |             ^^
Dec 11 11:13:02.355 INFO [stderr]   |
Dec 11 11:13:02.355 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 11 11:13:02.355 INFO [stderr] 
Dec 11 11:13:02.355 INFO [stderr] warning: value assigned to `y1` is never read
Dec 11 11:13:02.355 INFO [stderr]  --> src/main.rs:9:13
Dec 11 11:13:02.355 INFO [stderr]   |
Dec 11 11:13:02.355 INFO [stderr] 9 |     let mut y1: i32 = 0;
Dec 11 11:13:02.355 INFO [stderr]   |             ^^
Dec 11 11:13:02.355 INFO [stderr] 
Dec 11 11:13:02.355 INFO [stderr] warning: unused variable: `i`
Dec 11 11:13:02.355 INFO [stderr]   --> src/main.rs:27:9
Dec 11 11:13:02.355 INFO [stderr]    |
Dec 11 11:13:02.355 INFO [stderr] 27 |     for i in 0..GRID_SIZE {
Dec 11 11:13:02.355 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 11 11:13:02.355 INFO [stderr]    |
Dec 11 11:13:02.355 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 11:13:02.355 INFO [stderr] 
Dec 11 11:13:02.366 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 11 11:13:02.373 INFO [stderr] su: No module specific data is present
Dec 11 11:13:03.152 INFO running `"docker" "inspect" "96253b2ba1a6467bce514c3d17a2ef913daf15cb53178dcc6fe072b42b9864bf"`
Dec 11 11:13:03.466 INFO running `"docker" "rm" "-f" "96253b2ba1a6467bce514c3d17a2ef913daf15cb53178dcc6fe072b42b9864bf"`
Dec 11 11:13:03.760 INFO [stdout] 96253b2ba1a6467bce514c3d17a2ef913daf15cb53178dcc6fe072b42b9864bf