Dec 12 16:01:41.664 INFO checking dcpu16-gui-0.2.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 16:01:41.664 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 12 16:01:42.149 INFO [stdout] 046b107c15bf9310537396de18d5fb8f1c1468581adc3520622f8ba024017bcf
Dec 12 16:01:42.158 INFO running `"docker" "start" "-a" "046b107c15bf9310537396de18d5fb8f1c1468581adc3520622f8ba024017bcf"`
Dec 12 16:01:43.668 INFO [stderr] usermod: no changes
Dec 12 16:01:44.136 INFO [stderr]     Checking dcpu16 v0.1.0
Dec 12 16:01:44.178 INFO [stderr]     Checking piston2d-opengl_graphics v0.36.2
Dec 12 16:01:49.514 INFO [stderr]     Checking dcpu16-gui v0.2.0 (/source)
Dec 12 16:01:58.332 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 12 16:01:58.332 INFO [stderr]    --> src/main.rs:398:35
Dec 12 16:01:58.332 INFO [stderr]     |
Dec 12 16:01:58.332 INFO [stderr] 398 |                     img.put_pixel((k as u32 % MONITOR_WIDTH), k as u32 / MONITOR_WIDTH as u32, color);
Dec 12 16:01:58.332 INFO [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 12 16:01:58.332 INFO [stderr]     |
Dec 12 16:01:58.332 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 12 16:01:58.332 INFO [stderr] 
Dec 12 16:01:58.588 INFO [stderr] warning: variable does not need to be mutable
Dec 12 16:01:58.588 INFO [stderr]    --> src/main.rs:168:17
Dec 12 16:01:58.588 INFO [stderr]     |
Dec 12 16:01:58.588 INFO [stderr] 168 |             let mut slice = &mut v[..];
Dec 12 16:01:58.588 INFO [stderr]     |                 ----^^^^^
Dec 12 16:01:58.588 INFO [stderr]     |                 |
Dec 12 16:01:58.588 INFO [stderr]     |                 help: remove this `mut`
Dec 12 16:01:58.588 INFO [stderr]     |
Dec 12 16:01:58.588 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 16:01:58.588 INFO [stderr] 
Dec 12 16:01:58.756 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 12 16:01:58.756 INFO [stderr]    --> src/main.rs:398:35
Dec 12 16:01:58.756 INFO [stderr]     |
Dec 12 16:01:58.756 INFO [stderr] 398 |                     img.put_pixel((k as u32 % MONITOR_WIDTH), k as u32 / MONITOR_WIDTH as u32, color);
Dec 12 16:01:58.756 INFO [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 12 16:01:58.756 INFO [stderr]     |
Dec 12 16:01:58.756 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 12 16:01:58.756 INFO [stderr] 
Dec 12 16:01:58.932 INFO [stderr] warning: variable does not need to be mutable
Dec 12 16:01:58.932 INFO [stderr]    --> src/main.rs:168:17
Dec 12 16:01:58.932 INFO [stderr]     |
Dec 12 16:01:58.932 INFO [stderr] 168 |             let mut slice = &mut v[..];
Dec 12 16:01:58.932 INFO [stderr]     |                 ----^^^^^
Dec 12 16:01:58.932 INFO [stderr]     |                 |
Dec 12 16:01:58.932 INFO [stderr]     |                 help: remove this `mut`
Dec 12 16:01:58.932 INFO [stderr]     |
Dec 12 16:01:58.932 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 16:01:58.932 INFO [stderr] 
Dec 12 16:01:58.984 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.27s
Dec 12 16:01:58.998 INFO [stderr] su: No module specific data is present
Dec 12 16:01:59.664 INFO running `"docker" "inspect" "046b107c15bf9310537396de18d5fb8f1c1468581adc3520622f8ba024017bcf"`
Dec 12 16:01:59.820 INFO running `"docker" "rm" "-f" "046b107c15bf9310537396de18d5fb8f1c1468581adc3520622f8ba024017bcf"`
Dec 12 16:01:59.960 INFO [stdout] 046b107c15bf9310537396de18d5fb8f1c1468581adc3520622f8ba024017bcf