[INFO] updating cached repository McGittyHub/cubes-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/McGittyHub/cubes-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/McGittyHub/cubes-rs" "work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/McGittyHub/cubes-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/McGittyHub/cubes-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/McGittyHub/cubes-rs" "work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/McGittyHub/cubes-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/McGittyHub/cubes-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4b078a42c3e27afd3107a171f8b7614319817036
[INFO] sha for GitHub repo McGittyHub/cubes-rs: 4b078a42c3e27afd3107a171f8b7614319817036
[INFO] validating manifest of McGittyHub/cubes-rs on toolchain master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of McGittyHub/cubes-rs on toolchain try#26f8d250bb3c8a85e812cf663c730ef9e0df9315
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+26f8d250bb3c8a85e812cf663c730ef9e0df9315-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing McGittyHub/cubes-rs
[INFO] finished frobbing McGittyHub/cubes-rs
[INFO] frobbed toml for McGittyHub/cubes-rs written to work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/McGittyHub/cubes-rs/Cargo.toml
[INFO] started frobbing McGittyHub/cubes-rs
[INFO] finished frobbing McGittyHub/cubes-rs
[INFO] frobbed toml for McGittyHub/cubes-rs written to work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/McGittyHub/cubes-rs/Cargo.toml
[INFO] crate McGittyHub/cubes-rs has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+26f8d250bb3c8a85e812cf663c730ef9e0df9315-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking McGittyHub/cubes-rs against try#26f8d250bb3c8a85e812cf663c730ef9e0df9315 for pr-57609
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57609/worker-3/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/McGittyHub/cubes-rs:/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" "+26f8d250bb3c8a85e812cf663c730ef9e0df9315-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5931f5cbe2eab068477d2c37e95fcfdf86d3177e8c5b100b7fba820715457e7a
[INFO] running `"docker" "start" "-a" "5931f5cbe2eab068477d2c37e95fcfdf86d3177e8c5b100b7fba820715457e7a"`
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking noise v0.4.1
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking cgmath v0.16.0
[INFO] [stderr]     Checking gfx_core v0.8.0
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]     Checking wayland-window v0.13.2
[INFO] [stderr]     Checking rusttype v0.3.0
[INFO] [stderr]     Checking winit v0.10.0
[INFO] [stderr]     Checking glutin v0.12.0
[INFO] [stderr]     Checking collision v0.14.0
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.0
[INFO] [stderr]     Checking gfx_window_glutin v0.20.0
[INFO] [stderr]     Checking gfx_glyph v0.8.0
[INFO] [stderr]     Checking cubes-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `cube_count`
[INFO] [stderr]    --> src/main.rs:368:13
[INFO] [stderr]     |
[INFO] [stderr] 368 |     let mut cube_count = 0;
[INFO] [stderr]     |             ^^^^^^^^^^ help: consider using `_cube_count` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:368:9
[INFO] [stderr]     |
[INFO] [stderr] 368 |     let mut cube_count = 0;
[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: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `entry_and_modify` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(entry_and_modify)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cube_count`
[INFO] [stderr]    --> src/main.rs:368:13
[INFO] [stderr]     |
[INFO] [stderr] 368 |     let mut cube_count = 0;
[INFO] [stderr]     |             ^^^^^^^^^^ help: consider using `_cube_count` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:368:9
[INFO] [stderr]     |
[INFO] [stderr] 368 |     let mut cube_count = 0;
[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: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `entry_and_modify` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(entry_and_modify)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.35s
[INFO] running `"docker" "inspect" "5931f5cbe2eab068477d2c37e95fcfdf86d3177e8c5b100b7fba820715457e7a"`
[INFO] running `"docker" "rm" "-f" "5931f5cbe2eab068477d2c37e95fcfdf86d3177e8c5b100b7fba820715457e7a"`
[INFO] [stdout] 5931f5cbe2eab068477d2c37e95fcfdf86d3177e8c5b100b7fba820715457e7a