[INFO] cloning repository https://github.com/generaloss/learning-rust-and-vulkan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/generaloss/learning-rust-and-vulkan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeneraloss%2Flearning-rust-and-vulkan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeneraloss%2Flearning-rust-and-vulkan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d300060ee7823c0a46264272bfa474a29f265f64
[INFO] testing generaloss/learning-rust-and-vulkan against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeneraloss%2Flearning-rust-and-vulkan" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/generaloss/learning-rust-and-vulkan
[INFO] finished tweaking git repo https://github.com/generaloss/learning-rust-and-vulkan
[INFO] tweaked toml for git repo https://github.com/generaloss/learning-rust-and-vulkan written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/generaloss/learning-rust-and-vulkan on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/generaloss/learning-rust-and-vulkan already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.38.0+1.3.281` for dependency `ash` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91e6aa35c97b95b2cb0cb5292cabef1d2ea27037d05a1dd3633f6c891898b675
[INFO] running `Command { std: "docker" "start" "-a" "91e6aa35c97b95b2cb0cb5292cabef1d2ea27037d05a1dd3633f6c891898b675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91e6aa35c97b95b2cb0cb5292cabef1d2ea27037d05a1dd3633f6c891898b675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e6aa35c97b95b2cb0cb5292cabef1d2ea27037d05a1dd3633f6c891898b675", kill_on_drop: false }`
[INFO] [stdout] 91e6aa35c97b95b2cb0cb5292cabef1d2ea27037d05a1dd3633f6c891898b675
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2cb5474dad3c12155f7c07b1b7cb09018f65097a2c77dcf68680da9d34fea3c
[INFO] running `Command { std: "docker" "start" "-a" "b2cb5474dad3c12155f7c07b1b7cb09018f65097a2c77dcf68680da9d34fea3c", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.38.0+1.3.281` for dependency `ash` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling cc v1.2.60
[INFO] [stderr]    Compiling wayland-sys v0.31.11
[INFO] [stderr]    Compiling wayland-client v0.31.14
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling xcursor v0.3.10
[INFO] [stderr]    Compiling smithay-client-toolkit v0.19.2
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling bytemuck v1.25.0
[INFO] [stderr]    Compiling cursor-icon v1.2.0
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling memmap2 v0.9.10
[INFO] [stderr]    Compiling owned_ttf_parser v0.25.1
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling ash v0.38.0+1.3.281
[INFO] [stderr]    Compiling winit v0.30.13
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling ab_glyph v0.2.32
[INFO] [stderr]    Compiling as-raw-xcb-connection v1.0.1
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling xkbcommon-dl v0.4.2
[INFO] [stderr]    Compiling tiny-skia-path v0.11.4
[INFO] [stderr]    Compiling dpi v0.1.2
[INFO] [stderr]    Compiling quick-xml v0.39.2
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling tiny-skia v0.11.4
[INFO] [stderr]    Compiling wayland-backend v0.3.15
[INFO] [stderr]    Compiling wayland-scanner v0.31.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling gethostname v1.1.0
[INFO] [stderr]    Compiling x11rb v0.13.2
[INFO] [stderr]    Compiling calloop v0.13.0
[INFO] [stderr]    Compiling wayland-csd-frame v0.3.0
[INFO] [stderr]    Compiling wayland-protocols v0.32.12
[INFO] [stderr]    Compiling wayland-cursor v0.31.14
[INFO] [stderr]    Compiling calloop-wayland-source v0.3.0
[INFO] [stderr]    Compiling wayland-protocols-wlr v0.3.12
[INFO] [stderr]    Compiling wayland-protocols-plasma v0.3.12
[INFO] [stderr]    Compiling ash-window v0.13.0
[INFO] [stderr]    Compiling sctk-adwaita v0.10.1
[INFO] [stderr]    Compiling learning-rust-and-vulkan v26.4.1-dev (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `last_time` is never read
[INFO] [stdout]  --> src/engine/sync.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Sync {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 2 |     last_time: u64
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `entry`, `instance`, `queue_family_index`, and `command_pool` are never read
[INFO] [stdout]   --> src/engine/vulkan_context.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct VulkanContext {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     entry: ash::Entry,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 28 |     instance: ash::Instance,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     queue_family_index: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     command_pool: vk::CommandPool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.98s
[INFO] running `Command { std: "docker" "inspect" "b2cb5474dad3c12155f7c07b1b7cb09018f65097a2c77dcf68680da9d34fea3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2cb5474dad3c12155f7c07b1b7cb09018f65097a2c77dcf68680da9d34fea3c", kill_on_drop: false }`
[INFO] [stdout] b2cb5474dad3c12155f7c07b1b7cb09018f65097a2c77dcf68680da9d34fea3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74e5cee282b0f9571a8a6101cc429437c730866c37a4f0b55ac70ce2db0e059a
[INFO] running `Command { std: "docker" "start" "-a" "74e5cee282b0f9571a8a6101cc429437c730866c37a4f0b55ac70ce2db0e059a", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.38.0+1.3.281` for dependency `ash` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling learning-rust-and-vulkan v26.4.1-dev (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `last_time` is never read
[INFO] [stdout]  --> src/engine/sync.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Sync {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 2 |     last_time: u64
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `entry`, `instance`, `queue_family_index`, and `command_pool` are never read
[INFO] [stdout]   --> src/engine/vulkan_context.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct VulkanContext {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     entry: ash::Entry,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 28 |     instance: ash::Instance,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     queue_family_index: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     command_pool: vk::CommandPool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "74e5cee282b0f9571a8a6101cc429437c730866c37a4f0b55ac70ce2db0e059a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74e5cee282b0f9571a8a6101cc429437c730866c37a4f0b55ac70ce2db0e059a", kill_on_drop: false }`
[INFO] [stdout] 74e5cee282b0f9571a8a6101cc429437c730866c37a4f0b55ac70ce2db0e059a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0e2a1d4b823e04f1f6fae5d8618869302ff081074449db00b9e8dcebaebc34b
[INFO] running `Command { std: "docker" "start" "-a" "f0e2a1d4b823e04f1f6fae5d8618869302ff081074449db00b9e8dcebaebc34b", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.38.0+1.3.281` for dependency `ash` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr] warning: field `last_time` is never read
[INFO] [stderr]  --> src/engine/sync.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Sync {
[INFO] [stderr]   |            ---- field in this struct
[INFO] [stderr] 2 |     last_time: u64
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `entry`, `instance`, `queue_family_index`, and `command_pool` are never read
[INFO] [stderr]   --> src/engine/vulkan_context.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct VulkanContext {
[INFO] [stderr]    |            ------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 27 |     entry: ash::Entry,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 28 |     instance: ash::Instance,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |     queue_family_index: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     command_pool: vk::CommandPool,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `learning-rust-and-vulkan` (bin "learning-rust-and-vulkan" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/learning_rust_and_vulkan-aa1a69c11b743283)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f0e2a1d4b823e04f1f6fae5d8618869302ff081074449db00b9e8dcebaebc34b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0e2a1d4b823e04f1f6fae5d8618869302ff081074449db00b9e8dcebaebc34b", kill_on_drop: false }`
[INFO] [stdout] f0e2a1d4b823e04f1f6fae5d8618869302ff081074449db00b9e8dcebaebc34b