[INFO] updating cached repository https://github.com/CHAM0/vulkan-tutorial
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] f4f9541a43c8e4e5059035a56a48c6956bfd2bd4
[INFO] checking CHAM0/vulkan-tutorial against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FCHAM0%2Fvulkan-tutorial" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CHAM0/vulkan-tutorial on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/CHAM0/vulkan-tutorial
[INFO] finished tweaking git repo https://github.com/CHAM0/vulkan-tutorial
[INFO] tweaked toml for git repo https://github.com/CHAM0/vulkan-tutorial written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/CHAM0/vulkan-tutorial already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4a9b83fbbaf253f382bc2501c668022c4b60c8bdda4dfb408ea16dc136098984
[INFO] running `"docker" "start" "-a" "4a9b83fbbaf253f382bc2501c668022c4b60c8bdda4dfb408ea16dc136098984"`
[INFO] [stderr]     Checking half v1.2.0
[INFO] [stderr]    Compiling cmake v0.1.34
[INFO] [stderr]    Compiling tempfile v3.0.4
[INFO] [stderr]     Checking crossbeam-epoch v0.6.0
[INFO] [stderr]     Checking wayland-sys v0.20.12
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking wayland-commons v0.20.12
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.7
[INFO] [stderr]     Checking wayland-client v0.20.12
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking crossbeam v0.4.1
[INFO] [stderr]     Checking wayland-protocols v0.20.12
[INFO] [stderr]     Checking vulkano v0.10.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.3.0
[INFO] [stderr]     Checking winit v0.17.2
[INFO] [stderr]     Checking vulkano-win v0.10.0
[INFO] [stderr]    Compiling vulkano-shaders v0.10.0
[INFO] [stderr]    Compiling vulkano-shader-derive v0.10.0
[INFO] [stderr]     Checking intro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use] extern crate vulkano;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `InstanceExtensions`
[INFO] [stderr]  --> src/main.rs:7:36
[INFO] [stderr]   |
[INFO] [stderr] 7 | use vulkano::instance::{ Instance, InstanceExtensions, PhysicalDevice, Features };
[INFO] [stderr]   |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use] extern crate vulkano;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `InstanceExtensions`
[INFO] [stderr]  --> src/main.rs:7:36
[INFO] [stderr]   |
[INFO] [stderr] 7 | use vulkano::instance::{ Instance, InstanceExtensions, PhysicalDevice, Features };
[INFO] [stderr]   |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `surface`
[INFO] [stderr]    --> src/main.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let surface = WindowBuilder::new().build_vk_surface(&events_loop, instance.clone()).unwrap();
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_surface`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `surface`
[INFO] [stderr]    --> src/main.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let surface = WindowBuilder::new().build_vk_surface(&events_loop, instance.clone()).unwrap();
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_surface`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 19s
[INFO] running `"docker" "inspect" "4a9b83fbbaf253f382bc2501c668022c4b60c8bdda4dfb408ea16dc136098984"`
[INFO] running `"docker" "rm" "-f" "4a9b83fbbaf253f382bc2501c668022c4b60c8bdda4dfb408ea16dc136098984"`
[INFO] [stdout] 4a9b83fbbaf253f382bc2501c668022c4b60c8bdda4dfb408ea16dc136098984