[INFO] updating cached repository iwburns/rusty-life
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/iwburns/rusty-life
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/iwburns/rusty-life" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/iwburns/rusty-life"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/iwburns/rusty-life'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/iwburns/rusty-life" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/iwburns/rusty-life"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/iwburns/rusty-life'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b63e298086cc1f2028e3851403ef2f9780204165
[INFO] sha for GitHub repo iwburns/rusty-life: b63e298086cc1f2028e3851403ef2f9780204165
[INFO] validating manifest of iwburns/rusty-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 iwburns/rusty-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 iwburns/rusty-life
[INFO] finished frobbing iwburns/rusty-life
[INFO] frobbed toml for iwburns/rusty-life written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/iwburns/rusty-life/Cargo.toml
[INFO] started frobbing iwburns/rusty-life
[INFO] finished frobbing iwburns/rusty-life
[INFO] frobbed toml for iwburns/rusty-life written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/iwburns/rusty-life/Cargo.toml
[INFO] crate iwburns/rusty-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 iwburns/rusty-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/iwburns/rusty-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] 1259350ccd33c1052ea768d3820e555ab31b04aa2d10f5bca156f8c644bbcc0f
[INFO] running `"docker" "start" "-a" "1259350ccd33c1052ea768d3820e555ab31b04aa2d10f5bca156f8c644bbcc0f"`
[INFO] [stderr]    Compiling wayland-sys v0.12.5
[INFO] [stderr]    Compiling pistoncore-input v0.20.0
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.52.0
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]    Compiling wayland-kbd v0.13.1
[INFO] [stderr]    Compiling pistoncore-window v0.31.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.36.0
[INFO] [stderr]    Compiling piston v0.36.0
[INFO] [stderr]    Compiling wayland-window v0.13.2
[INFO] [stderr]    Compiling winit v0.10.0
[INFO] [stderr]    Compiling glutin v0.12.2
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.45.2
[INFO] [stderr]    Compiling rusty_life v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/app/mod.rs:31:20
[INFO] [stderr]    |
[INFO] [stderr] 31 |             .map(|(i, &cell)| {
[INFO] [stderr]    |                    ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/app/mod.rs:59:30
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn update(&mut self, args: &UpdateArgs) {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/app/state.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |         for i in 0..cells.capacity() {
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.70s
[INFO] running `"docker" "inspect" "1259350ccd33c1052ea768d3820e555ab31b04aa2d10f5bca156f8c644bbcc0f"`
[INFO] running `"docker" "rm" "-f" "1259350ccd33c1052ea768d3820e555ab31b04aa2d10f5bca156f8c644bbcc0f"`
[INFO] [stdout] 1259350ccd33c1052ea768d3820e555ab31b04aa2d10f5bca156f8c644bbcc0f
[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/iwburns/rusty-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] 845827c19df23fc4381e3f051159f091a5a63555d9d2f13d2ac34abb39901520
[INFO] running `"docker" "start" "-a" "845827c19df23fc4381e3f051159f091a5a63555d9d2f13d2ac34abb39901520"`
[INFO] [stderr]    Compiling rusty_life v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/app/mod.rs:31:20
[INFO] [stderr]    |
[INFO] [stderr] 31 |             .map(|(i, &cell)| {
[INFO] [stderr]    |                    ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/app/mod.rs:59:30
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn update(&mut self, args: &UpdateArgs) {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/app/state.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |         for i in 0..cells.capacity() {
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `"docker" "inspect" "845827c19df23fc4381e3f051159f091a5a63555d9d2f13d2ac34abb39901520"`
[INFO] running `"docker" "rm" "-f" "845827c19df23fc4381e3f051159f091a5a63555d9d2f13d2ac34abb39901520"`
[INFO] [stdout] 845827c19df23fc4381e3f051159f091a5a63555d9d2f13d2ac34abb39901520
[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/iwburns/rusty-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] 5a3a2da66cc1fca3f084faa2a3a0280fa25697dff9d2113dfc0d65e81c29c764
[INFO] running `"docker" "start" "-a" "5a3a2da66cc1fca3f084faa2a3a0280fa25697dff9d2113dfc0d65e81c29c764"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_life-e5d7430f125edfbe
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test app::state::test::get_neighbor_indices_complex ... ok
[INFO] [stdout] test app::state::test::get_neighbor_indices_simple ... ok
[INFO] [stdout] test app::state::test::test_modulo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5a3a2da66cc1fca3f084faa2a3a0280fa25697dff9d2113dfc0d65e81c29c764"`
[INFO] running `"docker" "rm" "-f" "5a3a2da66cc1fca3f084faa2a3a0280fa25697dff9d2113dfc0d65e81c29c764"`
[INFO] [stdout] 5a3a2da66cc1fca3f084faa2a3a0280fa25697dff9d2113dfc0d65e81c29c764