[INFO] updating cached repository https://github.com/maroider/vulkan_tutorial_but_its_gfx_hal
[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] 1c0c48c78b9ffc4140887b1ea56d27ea9be0afd1
[INFO] checking maroider/vulkan_tutorial_but_its_gfx_hal against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaroider%2Fvulkan_tutorial_but_its_gfx_hal" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maroider/vulkan_tutorial_but_its_gfx_hal on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/maroider/vulkan_tutorial_but_its_gfx_hal
[INFO] finished tweaking git repo https://github.com/maroider/vulkan_tutorial_but_its_gfx_hal
[INFO] tweaked toml for git repo https://github.com/maroider/vulkan_tutorial_but_its_gfx_hal written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/maroider/vulkan_tutorial_but_its_gfx_hal already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5e93362dd3260d5c7edef4ee070d749dbba3a8cbf4b3457f1f075cfb3bba35fc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "5e93362dd3260d5c7edef4ee070d749dbba3a8cbf4b3457f1f075cfb3bba35fc"`
[INFO] [stderr]    Compiling libc v0.2.62
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[INFO] [stderr]    Compiling wayland-client v0.23.6
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[INFO] [stderr]     Checking tempfile v3.1.0
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[INFO] [stderr] warning: unused variable: `app`
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let app = Application::init();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gpu`
[INFO] [stderr]   --> src/main.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let gpu = unsafe {
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_gpu`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `instance`
[INFO] [stderr]   --> src/main.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     instance: backend::Instance,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `adapter`
[INFO] [stderr]   --> src/main.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     adapter: Adapter<backend::Backend>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `app`
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let app = Application::init();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gpu`
[INFO] [stderr]   --> src/main.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let gpu = unsafe {
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_gpu`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `instance`
[INFO] [stderr]   --> src/main.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     instance: backend::Instance,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `adapter`
[INFO] [stderr]   --> src/main.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     adapter: Adapter<backend::Backend>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 50s
[INFO] running `"docker" "inspect" "5e93362dd3260d5c7edef4ee070d749dbba3a8cbf4b3457f1f075cfb3bba35fc"`
[INFO] running `"docker" "rm" "-f" "5e93362dd3260d5c7edef4ee070d749dbba3a8cbf4b3457f1f075cfb3bba35fc"`
[INFO] [stdout] 5e93362dd3260d5c7edef4ee070d749dbba3a8cbf4b3457f1f075cfb3bba35fc