[INFO] fetching crate amethyst_utils 0.15.3...
[INFO] checking amethyst_utils-0.15.3 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate amethyst_utils 0.15.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate amethyst_utils 0.15.3 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate amethyst_utils 0.15.3
[INFO] finished tweaking crates.io crate amethyst_utils 0.15.3
[INFO] tweaked toml for crates.io crate amethyst_utils 0.15.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gltf-derive v0.15.2
[INFO] [stderr]   Downloaded amethyst_assets v0.15.3
[INFO] [stderr]   Downloaded amethyst_input v0.15.3
[INFO] [stderr]   Downloaded gltf-json v0.15.2
[INFO] [stderr]   Downloaded amethyst_controls v0.15.3
[INFO] [stderr]   Downloaded inventory v0.1.9
[INFO] [stderr]   Downloaded amethyst_derive v0.15.3
[INFO] [stderr]   Downloaded inflections v1.1.1
[INFO] [stderr]   Downloaded amethyst_rendy v0.15.3
[INFO] [stderr]   Downloaded amethyst_window v0.15.3
[INFO] [stderr]   Downloaded inventory-impl v0.1.9
[INFO] [stderr]   Downloaded gltf v0.15.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c19afd7b7fff7e690570e75ead6e975730dc72f13111f5a8426fbe8488fb38ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c19afd7b7fff7e690570e75ead6e975730dc72f13111f5a8426fbe8488fb38ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c19afd7b7fff7e690570e75ead6e975730dc72f13111f5a8426fbe8488fb38ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c19afd7b7fff7e690570e75ead6e975730dc72f13111f5a8426fbe8488fb38ae", kill_on_drop: false }`
[INFO] [stdout] c19afd7b7fff7e690570e75ead6e975730dc72f13111f5a8426fbe8488fb38ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c420f7a10c5421ebe4dceb88764f1df3001d802e48623ccb20289593cf3b962
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5c420f7a10c5421ebe4dceb88764f1df3001d802e48623ccb20289593cf3b962", kill_on_drop: false }`
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[INFO] [stderr]    Compiling palette_derive v0.4.1
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
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[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc_macro_roids v0.7.0
[INFO] [stderr]     Checking image v0.23.9
[INFO] [stderr]    Compiling shred-derive v0.6.2
[INFO] [stderr]    Compiling specs-derive v0.4.1
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[INFO] [stderr]    Compiling ctor v0.1.15
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[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking gfx-hal v0.3.1
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]     Checking parking_lot_core v0.6.2
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[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking parking_lot v0.9.0
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[INFO] [stderr]     Checking amethyst_config v0.15.3
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[INFO] [stderr]     Checking winit v0.19.5
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[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking nalgebra v0.19.0
[INFO] [stderr]     Checking specs-hierarchy v0.6.0
[INFO] [stderr]    Compiling amethyst_derive v0.15.3
[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_input v0.15.3
[INFO] [stderr]     Checking amethyst_rendy v0.15.3
[INFO] [stderr]     Checking amethyst_controls 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" "5c420f7a10c5421ebe4dceb88764f1df3001d802e48623ccb20289593cf3b962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c420f7a10c5421ebe4dceb88764f1df3001d802e48623ccb20289593cf3b962", kill_on_drop: false }`
[INFO] [stdout] 5c420f7a10c5421ebe4dceb88764f1df3001d802e48623ccb20289593cf3b962
