[INFO] crate amethyst_rendy 0.3.0 is already in cache
[INFO] checking amethyst_rendy-0.3.0 against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] extracting crate amethyst_rendy 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate amethyst_rendy 0.3.0 on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate amethyst_rendy 0.3.0
[INFO] finished tweaking crates.io crate amethyst_rendy 0.3.0
[INFO] tweaked toml for crates.io crate amethyst_rendy 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 921d35cef8852b5fe22f9eb6a3c41d7f67635f2ef47bc87488f1fa9d34684fc6
[INFO] running `"docker" "start" "-a" "921d35cef8852b5fe22f9eb6a3c41d7f67635f2ef47bc87488f1fa9d34684fc6"`
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]     Checking bstr v0.2.9
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking specs-hierarchy v0.5.1
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]    Compiling alga_derive v0.9.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking amethyst_core v0.8.1
[INFO] [stderr]     Checking amethyst_assets v0.9.1
[INFO] [stderr]     Checking amethyst_rendy v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: You must specify at least one graphical backend feature: "metal", "vulkan", "empty"
[INFO] [stderr] "See the wiki article https://github.com/amethyst/amethyst/wiki/GraphicalBackendError for more details."
[INFO] [stderr]    --> src/types.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | / impl_backends!(
[INFO] [stderr] 113 | |     // DirectX 12 is currently disabled because of incomplete gfx-hal support for it.
[INFO] [stderr] 114 | |     // It will be re-enabled when it actually works.
[INFO] [stderr] 115 | |     // Dx12, "dx12", rendy::dx12::Backend; 
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     Empty, "empty", rendy::empty::Backend;
[INFO] [stderr] 119 | | );
[INFO] [stderr]     | |__^ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: You must specify at least one graphical backend feature: "metal", "vulkan", "empty"
[INFO] [stderr] "See the wiki article https://github.com/amethyst/amethyst/wiki/GraphicalBackendError for more details."
[INFO] [stderr]    --> src/types.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | / impl_backends!(
[INFO] [stderr] 113 | |     // DirectX 12 is currently disabled because of incomplete gfx-hal support for it.
[INFO] [stderr] 114 | |     // It will be re-enabled when it actually works.
[INFO] [stderr] 115 | |     // Dx12, "dx12", rendy::dx12::Backend; 
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     Empty, "empty", rendy::empty::Backend;
[INFO] [stderr] 119 | | );
[INFO] [stderr]     | |__^ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `crate::types::DefaultBackend`
[INFO] [stderr]    --> src/bundle.rs:785:26
[INFO] [stderr]     |
[INFO] [stderr] 785 |         types::{Backend, DefaultBackend},
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^ no `DefaultBackend` in `types`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/pass/base_3d.rs:504:25
[INFO] [stderr]     |
[INFO] [stderr] 504 |     marker: PhantomData<(T)>,
[INFO] [stderr]     |                         ^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/pass/skybox.rs:147:25
[INFO] [stderr]     |
[INFO] [stderr] 147 |         let settings = <(Option<Read<'_, SkyboxSettings>>)>::fetch(resources)
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/submodules/texture.rs:68:28
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let tex_storage = <(Read<'_, AssetStorage<Texture>>)>::fetch(world);
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/submodules/texture.rs:117:28
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let tex_storage = <(Read<'_, AssetStorage<Texture>>)>::fetch(world);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/pass/base_3d.rs:504:25
[INFO] [stderr]     |
[INFO] [stderr] 504 |     marker: PhantomData<(T)>,
[INFO] [stderr]     |                         ^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/pass/skybox.rs:147:25
[INFO] [stderr]     |
[INFO] [stderr] 147 |         let settings = <(Option<Read<'_, SkyboxSettings>>)>::fetch(resources)
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/submodules/texture.rs:68:28
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let tex_storage = <(Read<'_, AssetStorage<Texture>>)>::fetch(world);
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/submodules/texture.rs:117:28
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let tex_storage = <(Read<'_, AssetStorage<Texture>>)>::fetch(world);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `amethyst_rendy`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `amethyst_rendy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "921d35cef8852b5fe22f9eb6a3c41d7f67635f2ef47bc87488f1fa9d34684fc6"`
[INFO] running `"docker" "rm" "-f" "921d35cef8852b5fe22f9eb6a3c41d7f67635f2ef47bc87488f1fa9d34684fc6"`
[INFO] [stdout] 921d35cef8852b5fe22f9eb6a3c41d7f67635f2ef47bc87488f1fa9d34684fc6