[INFO] updating cached repository foxmk/rust-gamedev-experiment
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/foxmk/rust-gamedev-experiment
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/foxmk/rust-gamedev-experiment" "work/ex/beta-1.37-6/sources/1.36.0/gh/foxmk/rust-gamedev-experiment"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/foxmk/rust-gamedev-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/foxmk/rust-gamedev-experiment" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/foxmk/rust-gamedev-experiment"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/foxmk/rust-gamedev-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1c052d4cb279050c0ed00542b803a10b2a453166
[INFO] sha for GitHub repo foxmk/rust-gamedev-experiment: 1c052d4cb279050c0ed00542b803a10b2a453166
[INFO] validating manifest of foxmk/rust-gamedev-experiment on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of foxmk/rust-gamedev-experiment on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing foxmk/rust-gamedev-experiment
[INFO] finished frobbing foxmk/rust-gamedev-experiment
[INFO] frobbed toml for foxmk/rust-gamedev-experiment written to work/ex/beta-1.37-6/sources/1.36.0/gh/foxmk/rust-gamedev-experiment/Cargo.toml
[INFO] started frobbing foxmk/rust-gamedev-experiment
[INFO] finished frobbing foxmk/rust-gamedev-experiment
[INFO] frobbed toml for foxmk/rust-gamedev-experiment written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/foxmk/rust-gamedev-experiment/Cargo.toml
[INFO] crate foxmk/rust-gamedev-experiment already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing foxmk/rust-gamedev-experiment against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/foxmk/rust-gamedev-experiment:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] b37fe177292813d55e3f575c9e25994f14a8fe55fe0a89f2178d14c3c3cb1341
[INFO] running `"docker" "start" "-a" "b37fe177292813d55e3f575c9e25994f14a8fe55fe0a89f2178d14c3c3cb1341"`
[INFO] [stderr]    Compiling token_store v0.1.2
[INFO] [stderr]    Compiling mint v0.2.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling draw_state v0.8.0
[INFO] [stderr]    Compiling x11-dl v2.17.5
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling shared_library v0.1.8
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling tempfile v3.0.2
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling gl_generator v0.8.0
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling genmesh v0.5.0
[INFO] [stderr]    Compiling gfx_core v0.8.2
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.14
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling wayland-sys v0.12.5
[INFO] [stderr]    Compiling glutin v0.12.2
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling wayland-kbd v0.13.1
[INFO] [stderr]    Compiling wayland-window v0.13.3
[INFO] [stderr]    Compiling winit v0.10.0
[INFO] [stderr]    Compiling gfx_device_gl v0.15.2
[INFO] [stderr]    Compiling gfx v0.17.1
[INFO] [stderr]    Compiling gfx_window_glutin v0.20.0
[INFO] [stderr]    Compiling dungeon-generator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `should_update`
[INFO] [stderr]   --> src/graphics.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     should_update: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     app.run(&mut events_loop);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 03s
[INFO] running `"docker" "inspect" "b37fe177292813d55e3f575c9e25994f14a8fe55fe0a89f2178d14c3c3cb1341"`
[INFO] running `"docker" "rm" "-f" "b37fe177292813d55e3f575c9e25994f14a8fe55fe0a89f2178d14c3c3cb1341"`
[INFO] [stdout] b37fe177292813d55e3f575c9e25994f14a8fe55fe0a89f2178d14c3c3cb1341
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/foxmk/rust-gamedev-experiment:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1fc38fed2d7bea2493252b9e788bd542e73df082fb9777fc61306dc698a981fa
[INFO] running `"docker" "start" "-a" "1fc38fed2d7bea2493252b9e788bd542e73df082fb9777fc61306dc698a981fa"`
[INFO] [stderr]    Compiling dungeon-generator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `should_update`
[INFO] [stderr]   --> src/graphics.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     should_update: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     app.run(&mut events_loop);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `"docker" "inspect" "1fc38fed2d7bea2493252b9e788bd542e73df082fb9777fc61306dc698a981fa"`
[INFO] running `"docker" "rm" "-f" "1fc38fed2d7bea2493252b9e788bd542e73df082fb9777fc61306dc698a981fa"`
[INFO] [stdout] 1fc38fed2d7bea2493252b9e788bd542e73df082fb9777fc61306dc698a981fa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/foxmk/rust-gamedev-experiment:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 6ac7be1a9500dc418f582a74436eb9c1185fae5425390e8b283f4c808dedb9d4
[INFO] running `"docker" "start" "-a" "6ac7be1a9500dc418f582a74436eb9c1185fae5425390e8b283f4c808dedb9d4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dungeon_generator-a1f238f23f5dc10f
[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" "6ac7be1a9500dc418f582a74436eb9c1185fae5425390e8b283f4c808dedb9d4"`
[INFO] running `"docker" "rm" "-f" "6ac7be1a9500dc418f582a74436eb9c1185fae5425390e8b283f4c808dedb9d4"`
[INFO] [stdout] 6ac7be1a9500dc418f582a74436eb9c1185fae5425390e8b283f4c808dedb9d4