[INFO] fetching crate gfx_window_metal 0.6.0...
[INFO] documenting gfx_window_metal-0.6.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate gfx_window_metal 0.6.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate gfx_window_metal 0.6.0 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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_device_metal v0.3.0
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29ae5283eb2c56e1e640d3b441899836fdad9341223f0bd0fc5f3a670ce95702
[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" "29ae5283eb2c56e1e640d3b441899836fdad9341223f0bd0fc5f3a670ce95702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29ae5283eb2c56e1e640d3b441899836fdad9341223f0bd0fc5f3a670ce95702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ae5283eb2c56e1e640d3b441899836fdad9341223f0bd0fc5f3a670ce95702", kill_on_drop: false }`
[INFO] [stdout] 29ae5283eb2c56e1e640d3b441899836fdad9341223f0bd0fc5f3a670ce95702
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e06f8926169deb99acf802f2130963e8921009fa8519b108f265004a058607b2
[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" "e06f8926169deb99acf802f2130963e8921009fa8519b108f265004a058607b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling cc v1.0.56
[INFO] [stderr]    Compiling core-foundation-sys v0.3.1
[INFO] [stderr]     Checking token_store v0.1.2
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking block v0.1.6
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking libc v0.2.71
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling derivative v1.0.4
[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 x11-dl v2.18.5
[INFO] [stderr]     Checking getrandom v0.1.14
[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] [stderr] error: could not compile `core-foundation-sys`.
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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" "e06f8926169deb99acf802f2130963e8921009fa8519b108f265004a058607b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e06f8926169deb99acf802f2130963e8921009fa8519b108f265004a058607b2", kill_on_drop: false }`
[INFO] [stdout] e06f8926169deb99acf802f2130963e8921009fa8519b108f265004a058607b2