[INFO] updating cached repository DomParfitt/life
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DomParfitt/life
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DomParfitt/life" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/DomParfitt/life"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/DomParfitt/life'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DomParfitt/life" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/DomParfitt/life"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/DomParfitt/life'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9c74bbc1b66d4bfb71eb57bbf0d82db6791d5e65
[INFO] sha for GitHub repo DomParfitt/life: 9c74bbc1b66d4bfb71eb57bbf0d82db6791d5e65
[INFO] validating manifest of DomParfitt/life on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of DomParfitt/life on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing DomParfitt/life
[INFO] finished frobbing DomParfitt/life
[INFO] frobbed toml for DomParfitt/life written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/DomParfitt/life/Cargo.toml
[INFO] started frobbing DomParfitt/life
[INFO] finished frobbing DomParfitt/life
[INFO] frobbed toml for DomParfitt/life written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/DomParfitt/life/Cargo.toml
[INFO] crate DomParfitt/life has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing DomParfitt/life against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/DomParfitt/life:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] a7a6343c6996a6ae6734e5052333357a1560e960f6a1f12e5cbf1ccc19314970
[INFO] running `"docker" "start" "-a" "a7a6343c6996a6ae6734e5052333357a1560e960f6a1f12e5cbf1ccc19314970"`
[INFO] [stderr]    Compiling pistoncore-input v0.21.0
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling pistoncore-window v0.32.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.37.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.47.0
[INFO] [stderr]    Compiling piston v0.37.0
[INFO] [stderr]    Compiling piston-gfx_texture v0.32.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.51.0
[INFO] [stderr]    Compiling piston_window v0.80.0
[INFO] [stderr]    Compiling life v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `populate`
[INFO] [stderr]   --> src/model/mod.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn populate(&mut self, cells: Vec<Vec<bool>>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.79s
[INFO] running `"docker" "inspect" "a7a6343c6996a6ae6734e5052333357a1560e960f6a1f12e5cbf1ccc19314970"`
[INFO] running `"docker" "rm" "-f" "a7a6343c6996a6ae6734e5052333357a1560e960f6a1f12e5cbf1ccc19314970"`
[INFO] [stdout] a7a6343c6996a6ae6734e5052333357a1560e960f6a1f12e5cbf1ccc19314970
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/DomParfitt/life:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] ac91b15af3b8a0f674b835081e09a7e3dbfd0962dcc32c688319689505a6b53f
[INFO] running `"docker" "start" "-a" "ac91b15af3b8a0f674b835081e09a7e3dbfd0962dcc32c688319689505a6b53f"`
[INFO] [stderr]    Compiling life v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `populate`
[INFO] [stderr]   --> src/model/mod.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn populate(&mut self, cells: Vec<Vec<bool>>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `"docker" "inspect" "ac91b15af3b8a0f674b835081e09a7e3dbfd0962dcc32c688319689505a6b53f"`
[INFO] running `"docker" "rm" "-f" "ac91b15af3b8a0f674b835081e09a7e3dbfd0962dcc32c688319689505a6b53f"`
[INFO] [stdout] ac91b15af3b8a0f674b835081e09a7e3dbfd0962dcc32c688319689505a6b53f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/DomParfitt/life:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 42eeb32e6d9dd7ec7f0bab9992969feae154b0aa58fce6f640fca28062e3736a
[INFO] running `"docker" "start" "-a" "42eeb32e6d9dd7ec7f0bab9992969feae154b0aa58fce6f640fca28062e3736a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/life-cb16e5059dd3f89b
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "42eeb32e6d9dd7ec7f0bab9992969feae154b0aa58fce6f640fca28062e3736a"`
[INFO] running `"docker" "rm" "-f" "42eeb32e6d9dd7ec7f0bab9992969feae154b0aa58fce6f640fca28062e3736a"`
[INFO] [stdout] 42eeb32e6d9dd7ec7f0bab9992969feae154b0aa58fce6f640fca28062e3736a