[INFO] fetching crate lava 0.4.9...
[INFO] checking lava-0.4.9 against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] extracting crate lava 0.4.9 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate lava 0.4.9 on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lava 0.4.9
[INFO] finished tweaking crates.io crate lava 0.4.9
[INFO] tweaked toml for crates.io crate lava 0.4.9 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7eb591a49e2d9c52f7b9602a14571ddf42354588863fc45e3fc6a69128e7a608
[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" "7eb591a49e2d9c52f7b9602a14571ddf42354588863fc45e3fc6a69128e7a608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eb591a49e2d9c52f7b9602a14571ddf42354588863fc45e3fc6a69128e7a608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb591a49e2d9c52f7b9602a14571ddf42354588863fc45e3fc6a69128e7a608", kill_on_drop: false }`
[INFO] [stdout] 7eb591a49e2d9c52f7b9602a14571ddf42354588863fc45e3fc6a69128e7a608
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d686f68e181e162a5068c05490fcb121180395d2d64006a485e7cd2372e2286b
[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" "d686f68e181e162a5068c05490fcb121180395d2d64006a485e7cd2372e2286b", kill_on_drop: false }`
[INFO] [stderr]    Compiling lava v0.4.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `[f32; 4]`, which is not FFI-safe
[INFO] [stdout]     --> src/vulkan/vk/vk_function_table.rs:1237:108
[INFO] [stdout]      |
[INFO] [stdout] 1237 | unsafe extern fn null_instance_vkCmdSetBlendConstants(command_buffer: RawVkCommandBuffer, blend_constants: [f32; 4]) {
[INFO] [stdout]      |                                                                                                            ^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(improper_ctypes_definitions)]` 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] warning: `extern` fn uses type `[f32; 4]`, which is not FFI-safe
[INFO] [stdout]     --> src/vulkan/vk/vk_function_table.rs:2158:106
[INFO] [stdout]      |
[INFO] [stdout] 2158 | unsafe extern fn null_device_vkCmdSetBlendConstants(command_buffer: RawVkCommandBuffer, blend_constants: [f32; 4]) {
[INFO] [stdout]      |                                                                                                          ^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[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] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `[f32; 4]`, which is not FFI-safe
[INFO] [stdout]     --> src/vulkan/vk/vk_function_table.rs:1237:108
[INFO] [stdout]      |
[INFO] [stdout] 1237 | unsafe extern fn null_instance_vkCmdSetBlendConstants(command_buffer: RawVkCommandBuffer, blend_constants: [f32; 4]) {
[INFO] [stdout]      |                                                                                                            ^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(improper_ctypes_definitions)]` 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] warning: `extern` fn uses type `[f32; 4]`, which is not FFI-safe
[INFO] [stdout]     --> src/vulkan/vk/vk_function_table.rs:2158:106
[INFO] [stdout]      |
[INFO] [stdout] 2158 | unsafe extern fn null_device_vkCmdSetBlendConstants(command_buffer: RawVkCommandBuffer, blend_constants: [f32; 4]) {
[INFO] [stdout]      |                                                                                                          ^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[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] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.37s
[INFO] running `Command { std: "docker" "inspect" "d686f68e181e162a5068c05490fcb121180395d2d64006a485e7cd2372e2286b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d686f68e181e162a5068c05490fcb121180395d2d64006a485e7cd2372e2286b", kill_on_drop: false }`
[INFO] [stdout] d686f68e181e162a5068c05490fcb121180395d2d64006a485e7cd2372e2286b