[INFO] updating cached repository https://github.com/aleksanb/four4
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1b3aa719f0b0ddde02c1b0e5f63827fd7301d98b
[INFO] checking aleksanb/four4 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleksanb%2Ffour4" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aleksanb/four4 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/aleksanb/four4
[INFO] finished tweaking git repo https://github.com/aleksanb/four4
[INFO] tweaked toml for git repo https://github.com/aleksanb/four4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/aleksanb/four4 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] 9451b6e477261aae838f0f36e40c68fce01e6f619246845279edc05ed18acbd5
[INFO] running `"docker" "start" "-a" "9451b6e477261aae838f0f36e40c68fce01e6f619246845279edc05ed18acbd5"`
[INFO] [stderr]    Compiling remove_dir_all v0.5.0
[INFO] [stderr]    Compiling vulkano v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.0
[INFO] [stderr]     Checking vk-sys v0.3.3
[INFO] [stderr]     Checking half v1.1.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling cmake v0.1.29
[INFO] [stderr]    Compiling x11-dl v2.17.3
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking tempfile v3.0.0
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.4
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.14
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking winit v0.11.3
[INFO] [stderr]     Checking vulkano-win v0.9.0
[INFO] [stderr]    Compiling vulkano-shaders v0.9.0
[INFO] [stderr]    Compiling vulkano-shader-derive v0.9.0
[INFO] [stderr]     Checking four4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::heap`
[INFO] [stderr]   --> src/main.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 | use std::heap::System;
[INFO] [stderr]    |          ^^^^ could not find `heap` in `std`
[INFO] [stderr] 
[INFO] [stderr] error[E0659]: `path` is ambiguous (built-in attribute vs any other name)
[INFO] [stderr]    --> src/main.rs:123:11
[INFO] [stderr]     |
[INFO] [stderr] 123 |         #[path = "src/shaders/vertex.glsl"]
[INFO] [stderr]     |           ^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: `path` could refer to a built-in attribute
[INFO] [stderr] note: `path` could also refer to the derive helper attribute defined here
[INFO] [stderr]    --> src/main.rs:121:18
[INFO] [stderr]     |
[INFO] [stderr] 121 |         #[derive(VulkanoShader)]
[INFO] [stderr]     |                  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0659]: `path` is ambiguous (built-in attribute vs any other name)
[INFO] [stderr]    --> src/main.rs:130:11
[INFO] [stderr]     |
[INFO] [stderr] 130 |         #[path = "src/shaders/fragment.glsl"]
[INFO] [stderr]     |           ^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: `path` could refer to a built-in attribute
[INFO] [stderr] note: `path` could also refer to the derive helper attribute defined here
[INFO] [stderr]    --> src/main.rs:128:18
[INFO] [stderr]     |
[INFO] [stderr] 128 |         #[derive(VulkanoShader)]
[INFO] [stderr]     |                  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:225:71
[INFO] [stderr]     |
[INFO] [stderr] 225 |     let mut previous_frame_end = Box::new(now(device.clone())) as Box<GpuFuture>;
[INFO] [stderr]     |                                                                       ^^^^^^^^^ help: use `dyn`: `dyn GpuFuture`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0659.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `four4`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `std::heap`
[INFO] [stderr]   --> src/main.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 | use std::heap::System;
[INFO] [stderr]    |          ^^^^ could not find `heap` in `std`
[INFO] [stderr] 
[INFO] [stderr] error[E0659]: `path` is ambiguous (built-in attribute vs any other name)
[INFO] [stderr]    --> src/main.rs:123:11
[INFO] [stderr]     |
[INFO] [stderr] 123 |         #[path = "src/shaders/vertex.glsl"]
[INFO] [stderr]     |           ^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: `path` could refer to a built-in attribute
[INFO] [stderr] note: `path` could also refer to the derive helper attribute defined here
[INFO] [stderr]    --> src/main.rs:121:18
[INFO] [stderr]     |
[INFO] [stderr] 121 |         #[derive(VulkanoShader)]
[INFO] [stderr]     |                  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0659]: `path` is ambiguous (built-in attribute vs any other name)
[INFO] [stderr]    --> src/main.rs:130:11
[INFO] [stderr]     |
[INFO] [stderr] 130 |         #[path = "src/shaders/fragment.glsl"]
[INFO] [stderr]     |           ^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: `path` could refer to a built-in attribute
[INFO] [stderr] note: `path` could also refer to the derive helper attribute defined here
[INFO] [stderr]    --> src/main.rs:128:18
[INFO] [stderr]     |
[INFO] [stderr] 128 |         #[derive(VulkanoShader)]
[INFO] [stderr]     |                  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:225:71
[INFO] [stderr]     |
[INFO] [stderr] 225 |     let mut previous_frame_end = Box::new(now(device.clone())) as Box<GpuFuture>;
[INFO] [stderr]     |                                                                       ^^^^^^^^^ help: use `dyn`: `dyn GpuFuture`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0659.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `four4`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9451b6e477261aae838f0f36e40c68fce01e6f619246845279edc05ed18acbd5"`
[INFO] running `"docker" "rm" "-f" "9451b6e477261aae838f0f36e40c68fce01e6f619246845279edc05ed18acbd5"`
[INFO] [stdout] 9451b6e477261aae838f0f36e40c68fce01e6f619246845279edc05ed18acbd5