[INFO] cloning repository cplotter/conways_in_rust
[INFO] running `"git" "clone" "--bare" "git://github.com/cplotter/conways_in_rust.git" "work/cache/sources/gh/cplotter/conways_in_rust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/cplotter/conways_in_rust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/cplotter/conways_in_rust" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/cplotter/conways_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/cplotter/conways_in_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cplotter/conways_in_rust" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/cplotter/conways_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/cplotter/conways_in_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 17fca2ba0eddeb1ca8914326aa07b5aa1deff89c
[INFO] sha for GitHub repo cplotter/conways_in_rust: 17fca2ba0eddeb1ca8914326aa07b5aa1deff89c
[INFO] validating manifest of cplotter/conways_in_rust on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cplotter/conways_in_rust on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cplotter/conways_in_rust
[INFO] finished frobbing cplotter/conways_in_rust
[INFO] frobbed toml for cplotter/conways_in_rust written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/cplotter/conways_in_rust/Cargo.toml
[INFO] started frobbing cplotter/conways_in_rust
[INFO] finished frobbing cplotter/conways_in_rust
[INFO] frobbed toml for cplotter/conways_in_rust written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/cplotter/conways_in_rust/Cargo.toml
[INFO] crate cplotter/conways_in_rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cplotter/conways_in_rust against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/cplotter/conways_in_rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a2d7f99a892b184aeb1259935535fa777566622b46d5f6dcfbe1b54d5e0e2002
[INFO] running `"docker" "start" "-a" "a2d7f99a892b184aeb1259935535fa777566622b46d5f6dcfbe1b54d5e0e2002"`
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking wayland-client v0.20.12
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking wayland-protocols v0.20.12
[INFO] [stderr]     Checking smithay-client-toolkit v0.3.0
[INFO] [stderr]     Checking winit v0.17.2
[INFO] [stderr]     Checking piston-gfx_texture v0.34.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.52.0
[INFO] [stderr]     Checking glutin v0.18.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.48.0
[INFO] [stderr]     Checking piston_window v0.81.0
[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `next_grid`
[INFO] [stderr]    --> src/main.rs:133:1
[INFO] [stderr]     |
[INFO] [stderr] 133 | fn next_grid(dimension: (i32, i32), grid: &Vec<Vec<bool>>) -> Vec<Vec<bool>> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `next_grid`
[INFO] [stderr]    --> src/main.rs:133:1
[INFO] [stderr]     |
[INFO] [stderr] 133 | fn next_grid(dimension: (i32, i32), grid: &Vec<Vec<bool>>) -> 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 21.65s
[INFO] running `"docker" "inspect" "a2d7f99a892b184aeb1259935535fa777566622b46d5f6dcfbe1b54d5e0e2002"`
[INFO] running `"docker" "rm" "-f" "a2d7f99a892b184aeb1259935535fa777566622b46d5f6dcfbe1b54d5e0e2002"`
[INFO] [stdout] a2d7f99a892b184aeb1259935535fa777566622b46d5f6dcfbe1b54d5e0e2002