[INFO] fetching crate krust 0.0.1...
[INFO] testing krust-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate krust 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate krust 0.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate krust 0.0.1
[INFO] finished tweaking crates.io crate krust 0.0.1
[INFO] tweaked toml for crates.io crate krust 0.0.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3710d49365118f6931711be760292da9e16342c537fb0d8e8b7411a43ea52939
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3710d49365118f6931711be760292da9e16342c537fb0d8e8b7411a43ea52939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3710d49365118f6931711be760292da9e16342c537fb0d8e8b7411a43ea52939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3710d49365118f6931711be760292da9e16342c537fb0d8e8b7411a43ea52939", kill_on_drop: false }`
[INFO] [stdout] 3710d49365118f6931711be760292da9e16342c537fb0d8e8b7411a43ea52939
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57ddf9195cddca0d3e33278f80114119d13efb8871b9efb582fc5935e573c4ab
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "57ddf9195cddca0d3e33278f80114119d13efb8871b9efb582fc5935e573c4ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling krust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias is never used: `VkPhysicalDevice`
[INFO] [stdout]   --> src/vk/types.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type VkPhysicalDevice = DispatchableHandle;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `VkDevice`
[INFO] [stdout]   --> src/vk/types.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub type VkDevice = DispatchableHandle;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `VkQueue`
[INFO] [stdout]   --> src/vk/types.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub type VkQueue = DispatchableHandle;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `VkFence`
[INFO] [stdout]   --> src/vk/types.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type VkFence = NonDispatchableHandle;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `VkEvent`
[INFO] [stdout]   --> src/vk/types.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub type VkEvent = NonDispatchableHandle;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `VkQueryPool`
[INFO] [stdout]   --> src/vk/types.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub type VkQueryPool = NonDispatchableHandle;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `VkPipelineCache`
[INFO] [stdout]   --> src/vk/types.rs:66:1
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub type VkPipelineCache = NonDispatchableHandle;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `VkMemoryMapFlags`
[INFO] [stdout]    --> src/vk/flags.rs:124:1
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub type VkMemoryMapFlags = VkFlags;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `VkQueryResultFlags`
[INFO] [stdout]    --> src/vk/flags.rs:195:1
[INFO] [stdout]     |
[INFO] [stdout] 195 | pub type VkQueryResultFlags = VkFlags;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `VkDescriptorPoolResetFlags`
[INFO] [stdout]    --> src/vk/flags.rs:295:1
[INFO] [stdout]     |
[INFO] [stdout] 295 | pub type VkDescriptorPoolResetFlags = VkFlags;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `VkCommandPoolResetFlags`
[INFO] [stdout]    --> src/vk/flags.rs:358:1
[INFO] [stdout]     |
[INFO] [stdout] 358 | pub type VkCommandPoolResetFlags = VkFlags;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `VkCommandBufferResetFlags`
[INFO] [stdout]    --> src/vk/flags.rs:386:1
[INFO] [stdout]     |
[INFO] [stdout] 386 | pub type VkCommandBufferResetFlags = VkFlags;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `VkStencilFaceFlags`
[INFO] [stdout]    --> src/vk/flags.rs:396:1
[INFO] [stdout]     |
[INFO] [stdout] 396 | pub type VkStencilFaceFlags = VkFlags;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[f32; 4]`, which is not FFI-safe
[INFO] [stdout]    --> src/vk/fns.rs:744:80
[INFO] [stdout]     |
[INFO] [stdout] 744 |     pub fn vkCmdSetBlendConstants(commandBuffer: VkCommandBuffer, blendConstants: [f32; 4]);
[INFO] [stdout]     |                                                                                   ^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]     = help: consider passing a pointer to the array
[INFO] [stdout]     = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/krust-91af3b9a23f60acd.krust.5yhc66ky-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/krust-91af3b9a23f60acd.krust.5yhc66ky-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/krust-91af3b9a23f60acd.krust.5yhc66ky-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/krust-91af3b9a23f60acd.krust.5yhc66ky-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/krust-91af3b9a23f60acd.krust.5yhc66ky-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/krust-91af3b9a23f60acd.krust.5yhc66ky-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/krust-91af3b9a23f60acd.krust.5yhc66ky-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/krust-91af3b9a23f60acd.krust.5yhc66ky-cgu.7.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/krust-91af3b9a23f60acd" "/opt/rustwide/target/debug/deps/krust-91af3b9a23f60acd.4c57jwr6soy357qq.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lvulkan-1" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/liblibc-e0846f52673851a4.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lvulkan-1
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `krust`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "57ddf9195cddca0d3e33278f80114119d13efb8871b9efb582fc5935e573c4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57ddf9195cddca0d3e33278f80114119d13efb8871b9efb582fc5935e573c4ab", kill_on_drop: false }`
[INFO] [stdout] 57ddf9195cddca0d3e33278f80114119d13efb8871b9efb582fc5935e573c4ab