[INFO] updating cached repository peterjoel/gol
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/peterjoel/gol
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/peterjoel/gol" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/peterjoel/gol"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/peterjoel/gol'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/peterjoel/gol" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/peterjoel/gol"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/peterjoel/gol'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a2a40f37e802bf076e211057201f09e65c04c67a
[INFO] sha for GitHub repo peterjoel/gol: a2a40f37e802bf076e211057201f09e65c04c67a
[INFO] validating manifest of peterjoel/gol on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of peterjoel/gol on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing peterjoel/gol
[INFO] finished frobbing peterjoel/gol
[INFO] frobbed toml for peterjoel/gol written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/peterjoel/gol/Cargo.toml
[INFO] started frobbing peterjoel/gol
[INFO] finished frobbing peterjoel/gol
[INFO] frobbed toml for peterjoel/gol written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/peterjoel/gol/Cargo.toml
[INFO] crate peterjoel/gol already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking peterjoel/gol against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-1/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 12e72cb1687e6d3f59c7f1a67f8140dd8c4fb88f634c767910ed552d6ae78fb9
[INFO] running `"docker" "start" "-a" "12e72cb1687e6d3f59c7f1a67f8140dd8c4fb88f634c767910ed552d6ae78fb9"`
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]     Checking gag v0.1.10
[INFO] [stderr]     Checking rustty v0.1.12
[INFO] [stderr]     Checking gol v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Debug`
[INFO] [stderr]  --> src/backend/mod.rs:5:22
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::fmt::{self, Debug, Display, Formatter};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Debug`
[INFO] [stderr]  --> src/backend/mod.rs:5:22
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::fmt::{self, Debug, Display, Formatter};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/backend/mod.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn new(msg: String) -> Error {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MoveCursorTo`
[INFO] [stderr]  --> src/editor.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     MoveCursorTo { x: usize, y: usize },
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ToggleCellAt`
[INFO] [stderr]  --> src/editor.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     ToggleCellAt { x: usize, y: usize },
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `KillCellAt`
[INFO] [stderr]   --> src/editor.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     KillCellAt { x: usize, y: usize },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AddCellAt`
[INFO] [stderr]   --> src/editor.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     AddCellAt { x: usize, y: usize },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_from_grid`
[INFO] [stderr]   --> src/game.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn new_from_grid(grid: Grid<u8>, wrapped: bool) -> Gol {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init`
[INFO] [stderr]   --> src/game.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn init(&mut self, cells: &[(usize, usize)]) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `with_data`
[INFO] [stderr]   --> src/grid.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn with_data(width: usize, height: usize, data: Vec<T>) -> Grid<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_ref`
[INFO] [stderr]   --> src/grid.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn get_ref(&self, x: usize, y: usize) -> &T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/backend/mod.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn new(msg: String) -> Error {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MoveCursorTo`
[INFO] [stderr]  --> src/editor.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     MoveCursorTo { x: usize, y: usize },
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ToggleCellAt`
[INFO] [stderr]  --> src/editor.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     ToggleCellAt { x: usize, y: usize },
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `KillCellAt`
[INFO] [stderr]   --> src/editor.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     KillCellAt { x: usize, y: usize },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AddCellAt`
[INFO] [stderr]   --> src/editor.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     AddCellAt { x: usize, y: usize },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_from_grid`
[INFO] [stderr]   --> src/game.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn new_from_grid(grid: Grid<u8>, wrapped: bool) -> Gol {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init`
[INFO] [stderr]   --> src/game.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn init(&mut self, cells: &[(usize, usize)]) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `with_data`
[INFO] [stderr]   --> src/grid.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn with_data(width: usize, height: usize, data: Vec<T>) -> Grid<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_ref`
[INFO] [stderr]   --> src/grid.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn get_ref(&self, x: usize, y: usize) -> &T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `"docker" "inspect" "12e72cb1687e6d3f59c7f1a67f8140dd8c4fb88f634c767910ed552d6ae78fb9"`
[INFO] running `"docker" "rm" "-f" "12e72cb1687e6d3f59c7f1a67f8140dd8c4fb88f634c767910ed552d6ae78fb9"`
[INFO] [stdout] 12e72cb1687e6d3f59c7f1a67f8140dd8c4fb88f634c767910ed552d6ae78fb9