[INFO] fetching crate amethyst_tiles 0.15.3...
[INFO] checking amethyst_tiles-0.15.3 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate amethyst_tiles 0.15.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate amethyst_tiles 0.15.3 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate amethyst_tiles 0.15.3
[INFO] finished tweaking crates.io crate amethyst_tiles 0.15.3
[INFO] tweaked toml for crates.io crate amethyst_tiles 0.15.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c6e19bff60cd32ed9379b1cb318807afd782a9a8e9396a56bd3a9419bab53ef0
[INFO] running `Command { std: "docker" "start" "-a" "c6e19bff60cd32ed9379b1cb318807afd782a9a8e9396a56bd3a9419bab53ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6e19bff60cd32ed9379b1cb318807afd782a9a8e9396a56bd3a9419bab53ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e19bff60cd32ed9379b1cb318807afd782a9a8e9396a56bd3a9419bab53ef0", kill_on_drop: false }`
[INFO] [stdout] c6e19bff60cd32ed9379b1cb318807afd782a9a8e9396a56bd3a9419bab53ef0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 705ef12ee1a086bba54881619408af139883b725dd0cc398c1bf4f192da48bb8
[INFO] running `Command { std: "docker" "start" "-a" "705ef12ee1a086bba54881619408af139883b725dd0cc398c1bf4f192da48bb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_json v1.0.61
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[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
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[INFO] [stderr]     Checking png v0.16.8
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[INFO] [stderr]     Checking amethyst_error v0.15.3
[INFO] [stderr]    Compiling getrandom v0.1.16
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[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
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[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking genmesh v0.6.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc_macro_roids v0.7.0
[INFO] [stderr]    Compiling palette_derive v0.4.1
[INFO] [stderr]     Checking hibitset v0.6.3
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[INFO] [stderr]     Checking image v0.23.12
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[INFO] [stderr]    Compiling serde_derive v1.0.118
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[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling gltf-derive v0.15.2
[INFO] [stderr]    Compiling ctor v0.1.17
[INFO] [stderr]    Compiling glsl-layout-derive v0.3.2
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[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking amethyst_config v0.15.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking thread_profiler v0.3.0
[INFO] [stderr]     Checking gltf-json v0.15.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking specs-hierarchy v0.6.0
[INFO] [stderr]     Checking nalgebra v0.19.0
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling amethyst_derive v0.15.3
[INFO] [stderr]    Compiling alga_derive v0.9.2
[INFO] [stderr]     Checking gltf v0.15.2
[INFO] [stderr]     Checking rendy-util v0.4.1
[INFO] [stderr]     Checking rendy-memory v0.4.1
[INFO] [stderr]     Checking rendy-descriptor v0.4.1
[INFO] [stderr]     Checking rendy-chain v0.4.1
[INFO] [stderr]     Checking rendy-resource v0.4.1
[INFO] [stderr]     Checking rendy-command v0.4.1
[INFO] [stderr]     Checking rendy-wsi v0.4.1
[INFO] [stderr]     Checking rendy-factory v0.4.1
[INFO] [stderr]     Checking rendy-frame v0.4.1
[INFO] [stderr]     Checking rendy-shader v0.4.1
[INFO] [stderr]     Checking rendy-mesh v0.4.1
[INFO] [stderr]     Checking rendy-texture v0.4.1
[INFO] [stderr]     Checking rendy-graph v0.4.1
[INFO] [stderr]     Checking rendy v0.4.1
[INFO] [stderr]     Checking amethyst_core v0.15.3
[INFO] [stderr]     Checking amethyst_assets v0.15.3
[INFO] [stderr]     Checking amethyst_window v0.15.3
[INFO] [stderr]     Checking amethyst_rendy v0.15.3
[INFO] [stdout] error: You must specify at least one graphical backend feature: "metal", "vulkan", "empty"
[INFO] [stdout] "See the wiki article https://book.amethyst.rs/stable/appendices/c_feature_gates.html#graphics-features for more details."
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/amethyst_rendy-0.15.3/src/types.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | / impl_backends!(
[INFO] [stdout] 113 | |     // DirectX 12 is currently disabled because of incomplete gfx-hal support for it.
[INFO] [stdout] 114 | |     // It will be re-enabled when it actually works.
[INFO] [stdout] 115 | |     // Dx12, "dx12", rendy::dx12::Backend;
[INFO] [stdout] ...   |
[INFO] [stdout] 118 | |     Empty, "empty", rendy::empty::Backend;
[INFO] [stdout] 119 | | );
[INFO] [stdout]     | |__^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `amethyst_rendy`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "705ef12ee1a086bba54881619408af139883b725dd0cc398c1bf4f192da48bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "705ef12ee1a086bba54881619408af139883b725dd0cc398c1bf4f192da48bb8", kill_on_drop: false }`
[INFO] [stdout] 705ef12ee1a086bba54881619408af139883b725dd0cc398c1bf4f192da48bb8