[INFO] fetching crate ash-tray 0.18.0...
[INFO] testing ash-tray-0.18.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ash-tray 0.18.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ash-tray 0.18.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ash-tray 0.18.0
[INFO] finished tweaking crates.io crate ash-tray 0.18.0
[INFO] tweaked toml for crates.io crate ash-tray 0.18.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22fb6c03d1af91e7084c1dd541a30a3b50127cd0f4c636c35d18d976a64947e5
[INFO] running `Command { std: "docker" "start" "-a" "22fb6c03d1af91e7084c1dd541a30a3b50127cd0f4c636c35d18d976a64947e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22fb6c03d1af91e7084c1dd541a30a3b50127cd0f4c636c35d18d976a64947e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22fb6c03d1af91e7084c1dd541a30a3b50127cd0f4c636c35d18d976a64947e5", kill_on_drop: false }`
[INFO] [stdout] 22fb6c03d1af91e7084c1dd541a30a3b50127cd0f4c636c35d18d976a64947e5
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80d16efafb828dc315a8c8758bbeb0543a062b607168d47640d5c1407ff6eb1d
[INFO] running `Command { std: "docker" "start" "-a" "80d16efafb828dc315a8c8758bbeb0543a062b607168d47640d5c1407ff6eb1d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling arrayvec v0.7.1
[INFO] [stderr]    Compiling glsl-to-spirv-macros v0.1.1
[INFO] [stderr]    Compiling cty v0.2.1
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling ash-tray v0.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]    Compiling ash v0.33.3+1.2.191
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling generic-array v0.9.1
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling concat-idents v1.1.3
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling andrew v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.7
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]    Compiling crossbeam v0.8.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling mio-misc v1.2.1
[INFO] [stderr]    Compiling xcursor v0.3.4
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr] error: could not compile `ash`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name ash --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ash-0.33.3+1.2.191/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="libloading"' -C metadata=15e2ea9526da375e -C extra-filename=-15e2ea9526da375e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-c98e31a28bc7d3ae.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: In file included from wrapper/vma_lib.cpp:2:
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h: In member function 'virtual bool VmaBlockMetadata_Generic::Validate() const':
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:7947:40: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
[INFO] [stderr] warning:  7947 |             VMA_VALIDATE(subAlloc.size >= VMA_DEBUG_MARGIN);
[INFO] [stderr] warning:       |                                        ^
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:5462:38: note: in definition of macro 'VMA_VALIDATE'
[INFO] [stderr] warning:  5462 | #define VMA_VALIDATE(cond) do { if(!(cond)) { \
[INFO] [stderr] warning:       |                                      ^~~~
[INFO] [stderr] warning: In file included from wrapper/vma_lib.cpp:2:
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h: In member function 'bool VmaBlockMetadata_Linear::CreateAllocationRequest_UpperAddress(uint32_t, uint32_t, VkDeviceSize, VkDeviceSize, VkDeviceSize, VmaSuballocationType, bool, uint32_t, VmaAllocationRequest*)':
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:9832:25: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits]
[INFO] [stderr] warning:  9832 |         if(resultOffset < VMA_DEBUG_MARGIN)
[INFO] [stderr] warning:       |                         ^
[INFO] [stderr] warning: At global scope:
[INFO] [stderr] warning: cc1plus: warning: unrecognized command line option '-Wno-unused-private-field'
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "80d16efafb828dc315a8c8758bbeb0543a062b607168d47640d5c1407ff6eb1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80d16efafb828dc315a8c8758bbeb0543a062b607168d47640d5c1407ff6eb1d", kill_on_drop: false }`
[INFO] [stdout] 80d16efafb828dc315a8c8758bbeb0543a062b607168d47640d5c1407ff6eb1d