[INFO] fetching crate gfx_window_metal 0.6.0...
[INFO] checking gfx_window_metal-0.6.0 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate gfx_window_metal 0.6.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate gfx_window_metal 0.6.0 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gfx_window_metal 0.6.0
[INFO] finished tweaking crates.io crate gfx_window_metal 0.6.0
[INFO] tweaked toml for crates.io crate gfx_window_metal 0.6.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gfx_core v0.8.3
[INFO] [stderr]   Downloaded objc_exception v0.1.2
[INFO] [stderr]   Downloaded gfx_device_metal v0.3.0
[INFO] [stderr]   Downloaded winit v0.12.0
[INFO] [stderr]   Downloaded metal-rs v0.4.3
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2bc7de890a07d4a30f0eda3dda31524d869029beaf80e80d70453ffc91a6e0a6
[INFO] running `Command { std: "docker" "start" "-a" "2bc7de890a07d4a30f0eda3dda31524d869029beaf80e80d70453ffc91a6e0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bc7de890a07d4a30f0eda3dda31524d869029beaf80e80d70453ffc91a6e0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bc7de890a07d4a30f0eda3dda31524d869029beaf80e80d70453ffc91a6e0a6", kill_on_drop: false }`
[INFO] [stdout] 2bc7de890a07d4a30f0eda3dda31524d869029beaf80e80d70453ffc91a6e0a6
[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=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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92a4b6d4fa89e890ef517a303db9f9548547baea1e9b5db24517f6a1ca6d51dd
[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" "92a4b6d4fa89e890ef517a303db9f9548547baea1e9b5db24517f6a1ca6d51dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling core-foundation-sys v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking token_store v0.1.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking block v0.1.6
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking libloading v0.6.5
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling objc_exception v0.1.2
[INFO] [stderr]     Checking malloc_buf v0.0.6
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stdout] error: native frameworks are only available on macOS targets
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core-foundation-sys`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "92a4b6d4fa89e890ef517a303db9f9548547baea1e9b5db24517f6a1ca6d51dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a4b6d4fa89e890ef517a303db9f9548547baea1e9b5db24517f6a1ca6d51dd", kill_on_drop: false }`
[INFO] [stdout] 92a4b6d4fa89e890ef517a303db9f9548547baea1e9b5db24517f6a1ca6d51dd