[INFO] cloning repository https://github.com/c0ldch0c0l8/opal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c0ldch0c0l8/opal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0ldch0c0l8%2Fopal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0ldch0c0l8%2Fopal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 114edd0e442c5a0a9ccee5bf5a67cdcc1ba9f7e7
[INFO] testing c0ldch0c0l8/opal against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0ldch0c0l8%2Fopal" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/c0ldch0c0l8/opal 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 git repo https://github.com/c0ldch0c0l8/opal
[INFO] finished tweaking git repo https://github.com/c0ldch0c0l8/opal
[INFO] tweaked toml for git repo https://github.com/c0ldch0c0l8/opal written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/c0ldch0c0l8/opal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.25
[INFO] [stderr]   Downloaded num-complex v0.4.0
[INFO] [stderr]   Downloaded nalgebra-macros v0.1.0
[INFO] [stderr]   Downloaded shaderc v0.7.2
[INFO] [stderr]   Downloaded num-rational v0.4.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.25
[INFO] [stderr]   Downloaded ash v0.32.1
[INFO] [stderr]   Downloaded wayland-scanner v0.28.5
[INFO] [stderr]   Downloaded wayland-cursor v0.28.5
[INFO] [stderr]   Downloaded wayland-commons v0.28.5
[INFO] [stderr]   Downloaded xcursor v0.3.3
[INFO] [stderr]   Downloaded wayland-client v0.28.5
[INFO] [stderr]   Downloaded ash-window v0.6.0
[INFO] [stderr]   Downloaded vk-shader-macros-impl v0.2.7
[INFO] [stderr]   Downloaded matrixmultiply v0.3.1
[INFO] [stderr]   Downloaded wayland-sys v0.28.5
[INFO] [stderr]   Downloaded xml-rs v0.8.3
[INFO] [stderr]   Downloaded simba v0.5.1
[INFO] [stderr]   Downloaded wayland-protocols v0.28.5
[INFO] [stderr]   Downloaded num_enum v0.5.1
[INFO] [stderr]   Downloaded vk-shader-macros v0.2.7
[INFO] [stderr]   Downloaded nom v6.2.0
[INFO] [stderr]   Downloaded num_enum_derive v0.5.1
[INFO] [stderr]   Downloaded raw-window-metal v0.1.2
[INFO] [stderr]   Downloaded nalgebra v0.28.0
[INFO] [stderr]   Downloaded shaderc-sys v0.7.2
[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] 4a96204250db968f86e7c7e81151f2bca1aa874af009d25dadf6075668a2664a
[INFO] running `Command { std: "docker" "start" "-a" "4a96204250db968f86e7c7e81151f2bca1aa874af009d25dadf6075668a2664a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a96204250db968f86e7c7e81151f2bca1aa874af009d25dadf6075668a2664a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a96204250db968f86e7c7e81151f2bca1aa874af009d25dadf6075668a2664a", kill_on_drop: false }`
[INFO] [stdout] 4a96204250db968f86e7c7e81151f2bca1aa874af009d25dadf6075668a2664a
[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] ca10a43e495364b3e2f20c2df54e06e5e844d88f916cb4ab509246ae2357cad9
[INFO] running `Command { std: "docker" "start" "-a" "ca10a43e495364b3e2f20c2df54e06e5e844d88f916cb4ab509246ae2357cad9", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling nom v6.2.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling vk-mem v0.2.3 (https://github.com/gwihlidal/vk-mem-rs#ec277229)
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling ash v0.32.1
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling matrixmultiply v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling shaderc-sys v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling crossbeam v0.8.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling approx v0.5.0
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling mio-misc v1.2.1
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling andrew v0.3.1
[INFO] [stderr]    Compiling simba v0.5.1
[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-0.32.1/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=73687683aa2e0e82 -C extra-filename=-73687683aa2e0e82 --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] The following warnings were emitted during compilation:
[INFO] [stderr] 
[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:9070:40: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
[INFO] [stderr] warning:  9070 |             VMA_VALIDATE(subAlloc.size >= VMA_DEBUG_MARGIN);
[INFO] [stderr] warning:       |                                        ^
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:6462:38: note: in definition of macro 'VMA_VALIDATE'
[INFO] [stderr] warning:  6462 | #define VMA_VALIDATE(cond) do { if(!(cond)) { \
[INFO] [stderr] warning:       |                                      ^~~~
[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:10955:25: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits]
[INFO] [stderr] warning: 10955 |         if(resultOffset < VMA_DEBUG_MARGIN)
[INFO] [stderr] warning:       |                         ^
[INFO] [stderr] warning: In file included from /usr/include/c++/9/cassert:44,
[INFO] [stderr] warning:                  from vendor/src/vk_mem_alloc.h:4077,
[INFO] [stderr] warning:                  from wrapper/vma_lib.cpp:2:
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h: In member function 'VkResult VmaDeviceMemoryBlock::WriteMagicValueAroundAllocation(VmaAllocator, VkDeviceSize, VkDeviceSize)':
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:12445:28: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
[INFO] [stderr] warning: 12445 |     VMA_ASSERT(allocOffset >= VMA_DEBUG_MARGIN);
[INFO] [stderr] warning:       |                            ^
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:12445:5: note: in expansion of macro 'VMA_ASSERT'
[INFO] [stderr] warning: 12445 |     VMA_ASSERT(allocOffset >= VMA_DEBUG_MARGIN);
[INFO] [stderr] warning:       |     ^~~~~~~~~~
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h: In member function 'VkResult VmaDeviceMemoryBlock::ValidateMagicValueAroundAllocation(VmaAllocator, VkDeviceSize, VkDeviceSize)':
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:12465:28: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
[INFO] [stderr] warning: 12465 |     VMA_ASSERT(allocOffset >= VMA_DEBUG_MARGIN);
[INFO] [stderr] warning:       |                            ^
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:12465:5: note: in expansion of macro 'VMA_ASSERT'
[INFO] [stderr] warning: 12465 |     VMA_ASSERT(allocOffset >= VMA_DEBUG_MARGIN);
[INFO] [stderr] warning:       |     ^~~~~~~~~~
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: shaderc: searching for native shaderc libraries on system;  use '--features build-from-source' to force building from source code
[INFO] [stderr] warning: shaderc: cannot find native shaderc library on system; falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ca10a43e495364b3e2f20c2df54e06e5e844d88f916cb4ab509246ae2357cad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca10a43e495364b3e2f20c2df54e06e5e844d88f916cb4ab509246ae2357cad9", kill_on_drop: false }`
[INFO] [stdout] ca10a43e495364b3e2f20c2df54e06e5e844d88f916cb4ab509246ae2357cad9