[INFO] updating cached repository icasdri/gameoflife
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/icasdri/gameoflife
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/icasdri/gameoflife" "work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/icasdri/gameoflife"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/icasdri/gameoflife'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/icasdri/gameoflife" "work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/icasdri/gameoflife"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/icasdri/gameoflife'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8680e252b644a93036633cef187b065f18d3aa78
[INFO] sha for GitHub repo icasdri/gameoflife: 8680e252b644a93036633cef187b065f18d3aa78
[INFO] validating manifest of icasdri/gameoflife on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of icasdri/gameoflife on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing icasdri/gameoflife
[INFO] finished frobbing icasdri/gameoflife
[INFO] frobbed toml for icasdri/gameoflife written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/icasdri/gameoflife/Cargo.toml
[INFO] started frobbing icasdri/gameoflife
[INFO] finished frobbing icasdri/gameoflife
[INFO] frobbed toml for icasdri/gameoflife written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/icasdri/gameoflife/Cargo.toml
[INFO] crate icasdri/gameoflife already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking icasdri/gameoflife against try#42445ded8fd34235a676755cb5d079658ed51f6a for pr-60944
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-0/try#42445ded8fd34235a676755cb5d079658ed51f6a:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/icasdri/gameoflife:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4255a84643198dfc0af8d120072dca601da2817515a06d054b08cd09c9231719
[INFO] running `"docker" "start" "-a" "4255a84643198dfc0af8d120072dca601da2817515a06d054b08cd09c9231719"`
[INFO] [stderr]     Checking pistoncore-input v0.17.1
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.37.0
[INFO] [stderr]     Checking pistoncore-window v0.26.2
[INFO] [stderr]     Checking pistoncore-event_loop v0.31.3
[INFO] [stderr]     Checking pistoncore-glutin_window v0.35.0
[INFO] [stderr]     Checking piston v0.31.3
[INFO] [stderr]     Checking piston_window v0.63.0
[INFO] [stderr]     Checking gameoflife v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:548:33
[INFO] [stderr]     |
[INFO] [stderr] 548 |                             let mut c = &mut world.active[mouse];
[INFO] [stderr]     |                                 ----^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:548:33
[INFO] [stderr]     |
[INFO] [stderr] 548 |                             let mut c = &mut world.active[mouse];
[INFO] [stderr]     |                                 ----^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.83s
[INFO] running `"docker" "inspect" "4255a84643198dfc0af8d120072dca601da2817515a06d054b08cd09c9231719"`
[INFO] running `"docker" "rm" "-f" "4255a84643198dfc0af8d120072dca601da2817515a06d054b08cd09c9231719"`
[INFO] [stdout] 4255a84643198dfc0af8d120072dca601da2817515a06d054b08cd09c9231719