Dec 17 17:58:19.997 INFO checking peterjoel/gol against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 17:58:19.997 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/peterjoel/gol:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 17:58:20.516 INFO [stdout] f5622999f45e2040667118161f85fd5a93b3cf47140266a7fce48c4a0db7378f
Dec 17 17:58:20.520 INFO running `"docker" "start" "-a" "f5622999f45e2040667118161f85fd5a93b3cf47140266a7fce48c4a0db7378f"`
Dec 17 17:58:22.256 INFO [stderr]     Checking gag v0.1.10
Dec 17 17:58:22.568 INFO [stderr]     Checking rustty v0.1.12
Dec 17 17:58:23.184 INFO [stderr]     Checking gol v0.1.0 (/opt/crater/workdir)
Dec 17 17:58:23.428 INFO [stderr] warning: unused import: `Debug`
Dec 17 17:58:23.428 INFO [stderr]  --> src/backend/mod.rs:5:22
Dec 17 17:58:23.428 INFO [stderr]   |
Dec 17 17:58:23.428 INFO [stderr] 5 | use std::fmt::{self, Debug, Display, Formatter};
Dec 17 17:58:23.428 INFO [stderr]   |                      ^^^^^
Dec 17 17:58:23.428 INFO [stderr]   |
Dec 17 17:58:23.428 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 17:58:23.428 INFO [stderr] 
Dec 17 17:58:23.524 INFO [stderr] warning: unused import: `Debug`
Dec 17 17:58:23.524 INFO [stderr]  --> src/backend/mod.rs:5:22
Dec 17 17:58:23.524 INFO [stderr]   |
Dec 17 17:58:23.524 INFO [stderr] 5 | use std::fmt::{self, Debug, Display, Formatter};
Dec 17 17:58:23.524 INFO [stderr]   |                      ^^^^^
Dec 17 17:58:23.524 INFO [stderr]   |
Dec 17 17:58:23.524 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 17:58:23.524 INFO [stderr] 
Dec 17 17:58:23.727 INFO [stderr] warning: method is never used: `new`
Dec 17 17:58:23.727 INFO [stderr]   --> src/backend/mod.rs:17:5
Dec 17 17:58:23.727 INFO [stderr]    |
Dec 17 17:58:23.727 INFO [stderr] 17 |     fn new(msg: String) -> Error {
Dec 17 17:58:23.727 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.727 INFO [stderr]    |
Dec 17 17:58:23.727 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 17:58:23.727 INFO [stderr] 
Dec 17 17:58:23.727 INFO [stderr] warning: variant is never constructed: `MoveCursorTo`
Dec 17 17:58:23.727 INFO [stderr]  --> src/editor.rs:7:5
Dec 17 17:58:23.727 INFO [stderr]   |
Dec 17 17:58:23.727 INFO [stderr] 7 |     MoveCursorTo { x: usize, y: usize },
Dec 17 17:58:23.727 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.727 INFO [stderr] 
Dec 17 17:58:23.727 INFO [stderr] warning: variant is never constructed: `ToggleCellAt`
Dec 17 17:58:23.727 INFO [stderr]  --> src/editor.rs:9:5
Dec 17 17:58:23.727 INFO [stderr]   |
Dec 17 17:58:23.727 INFO [stderr] 9 |     ToggleCellAt { x: usize, y: usize },
Dec 17 17:58:23.727 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.727 INFO [stderr] 
Dec 17 17:58:23.727 INFO [stderr] warning: variant is never constructed: `KillCellAt`
Dec 17 17:58:23.727 INFO [stderr]   --> src/editor.rs:10:5
Dec 17 17:58:23.727 INFO [stderr]    |
Dec 17 17:58:23.727 INFO [stderr] 10 |     KillCellAt { x: usize, y: usize },
Dec 17 17:58:23.727 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.727 INFO [stderr] 
Dec 17 17:58:23.727 INFO [stderr] warning: variant is never constructed: `AddCellAt`
Dec 17 17:58:23.727 INFO [stderr]   --> src/editor.rs:11:5
Dec 17 17:58:23.727 INFO [stderr]    |
Dec 17 17:58:23.727 INFO [stderr] 11 |     AddCellAt { x: usize, y: usize },
Dec 17 17:58:23.727 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.727 INFO [stderr] 
Dec 17 17:58:23.727 INFO [stderr] warning: method is never used: `new_from_grid`
Dec 17 17:58:23.727 INFO [stderr]   --> src/game.rs:17:5
Dec 17 17:58:23.727 INFO [stderr]    |
Dec 17 17:58:23.727 INFO [stderr] 17 |     pub fn new_from_grid(grid: Grid<u8>, wrapped: bool) -> Gol {
Dec 17 17:58:23.727 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.727 INFO [stderr] 
Dec 17 17:58:23.727 INFO [stderr] warning: method is never used: `init`
Dec 17 17:58:23.727 INFO [stderr]   --> src/game.rs:24:5
Dec 17 17:58:23.727 INFO [stderr]    |
Dec 17 17:58:23.727 INFO [stderr] 24 |     pub fn init(&mut self, cells: &[(usize, usize)]) {
Dec 17 17:58:23.727 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.727 INFO [stderr] 
Dec 17 17:58:23.727 INFO [stderr] warning: method is never used: `with_data`
Dec 17 17:58:23.727 INFO [stderr]   --> src/grid.rs:34:5
Dec 17 17:58:23.727 INFO [stderr]    |
Dec 17 17:58:23.727 INFO [stderr] 34 |     pub fn with_data(width: usize, height: usize, data: Vec<T>) -> Grid<T> {
Dec 17 17:58:23.727 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.727 INFO [stderr] 
Dec 17 17:58:23.727 INFO [stderr] warning: method is never used: `get_ref`
Dec 17 17:58:23.727 INFO [stderr]   --> src/grid.rs:58:5
Dec 17 17:58:23.727 INFO [stderr]    |
Dec 17 17:58:23.727 INFO [stderr] 58 |     pub fn get_ref(&self, x: usize, y: usize) -> &T {
Dec 17 17:58:23.727 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.727 INFO [stderr] 
Dec 17 17:58:23.972 INFO [stderr] warning: method is never used: `new`
Dec 17 17:58:23.972 INFO [stderr]   --> src/backend/mod.rs:17:5
Dec 17 17:58:23.972 INFO [stderr]    |
Dec 17 17:58:23.972 INFO [stderr] 17 |     fn new(msg: String) -> Error {
Dec 17 17:58:23.972 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.972 INFO [stderr]    |
Dec 17 17:58:23.972 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 17:58:23.972 INFO [stderr] 
Dec 17 17:58:23.972 INFO [stderr] warning: variant is never constructed: `MoveCursorTo`
Dec 17 17:58:23.972 INFO [stderr]  --> src/editor.rs:7:5
Dec 17 17:58:23.972 INFO [stderr]   |
Dec 17 17:58:23.972 INFO [stderr] 7 |     MoveCursorTo { x: usize, y: usize },
Dec 17 17:58:23.972 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.972 INFO [stderr] 
Dec 17 17:58:23.972 INFO [stderr] warning: variant is never constructed: `ToggleCellAt`
Dec 17 17:58:23.972 INFO [stderr]  --> src/editor.rs:9:5
Dec 17 17:58:23.972 INFO [stderr]   |
Dec 17 17:58:23.972 INFO [stderr] 9 |     ToggleCellAt { x: usize, y: usize },
Dec 17 17:58:23.972 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.972 INFO [stderr] 
Dec 17 17:58:23.972 INFO [stderr] warning: variant is never constructed: `KillCellAt`
Dec 17 17:58:23.972 INFO [stderr]   --> src/editor.rs:10:5
Dec 17 17:58:23.973 INFO [stderr]    |
Dec 17 17:58:23.973 INFO [stderr] 10 |     KillCellAt { x: usize, y: usize },
Dec 17 17:58:23.973 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.973 INFO [stderr] 
Dec 17 17:58:23.973 INFO [stderr] warning: variant is never constructed: `AddCellAt`
Dec 17 17:58:23.973 INFO [stderr]   --> src/editor.rs:11:5
Dec 17 17:58:23.973 INFO [stderr]    |
Dec 17 17:58:23.973 INFO [stderr] 11 |     AddCellAt { x: usize, y: usize },
Dec 17 17:58:23.973 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.973 INFO [stderr] 
Dec 17 17:58:23.973 INFO [stderr] warning: method is never used: `new_from_grid`
Dec 17 17:58:23.973 INFO [stderr]   --> src/game.rs:17:5
Dec 17 17:58:23.973 INFO [stderr]    |
Dec 17 17:58:23.973 INFO [stderr] 17 |     pub fn new_from_grid(grid: Grid<u8>, wrapped: bool) -> Gol {
Dec 17 17:58:23.973 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.973 INFO [stderr] 
Dec 17 17:58:23.973 INFO [stderr] warning: method is never used: `init`
Dec 17 17:58:23.973 INFO [stderr]   --> src/game.rs:24:5
Dec 17 17:58:23.973 INFO [stderr]    |
Dec 17 17:58:23.973 INFO [stderr] 24 |     pub fn init(&mut self, cells: &[(usize, usize)]) {
Dec 17 17:58:23.973 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.973 INFO [stderr] 
Dec 17 17:58:23.973 INFO [stderr] warning: method is never used: `with_data`
Dec 17 17:58:23.973 INFO [stderr]   --> src/grid.rs:34:5
Dec 17 17:58:23.973 INFO [stderr]    |
Dec 17 17:58:23.973 INFO [stderr] 34 |     pub fn with_data(width: usize, height: usize, data: Vec<T>) -> Grid<T> {
Dec 17 17:58:23.973 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.973 INFO [stderr] 
Dec 17 17:58:23.973 INFO [stderr] warning: method is never used: `get_ref`
Dec 17 17:58:23.973 INFO [stderr]   --> src/grid.rs:58:5
Dec 17 17:58:23.973 INFO [stderr]    |
Dec 17 17:58:23.973 INFO [stderr] 58 |     pub fn get_ref(&self, x: usize, y: usize) -> &T {
Dec 17 17:58:23.973 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:58:23.973 INFO [stderr] 
Dec 17 17:58:24.032 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
Dec 17 17:58:24.997 INFO running `"docker" "inspect" "f5622999f45e2040667118161f85fd5a93b3cf47140266a7fce48c4a0db7378f"`
Dec 17 17:58:25.240 INFO running `"docker" "rm" "-f" "f5622999f45e2040667118161f85fd5a93b3cf47140266a7fce48c4a0db7378f"`
Dec 17 17:58:25.512 INFO [stdout] f5622999f45e2040667118161f85fd5a93b3cf47140266a7fce48c4a0db7378f