[INFO] fetching crate gfx_device_metal 0.3.0...
[INFO] checking gfx_device_metal-0.3.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate gfx_device_metal 0.3.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate gfx_device_metal 0.3.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gfx_device_metal 0.3.0
[INFO] finished tweaking crates.io crate gfx_device_metal 0.3.0
[INFO] tweaked toml for crates.io crate gfx_device_metal 0.3.0 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7f4f85048a8f67b9a43d946383b1b572b88a541e02013ec26b8c45815f96657
[INFO] running `Command { std: "docker" "start" "-a" "a7f4f85048a8f67b9a43d946383b1b572b88a541e02013ec26b8c45815f96657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7f4f85048a8f67b9a43d946383b1b572b88a541e02013ec26b8c45815f96657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f4f85048a8f67b9a43d946383b1b572b88a541e02013ec26b8c45815f96657", kill_on_drop: false }`
[INFO] [stdout] a7f4f85048a8f67b9a43d946383b1b572b88a541e02013ec26b8c45815f96657
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e59368a8c0568b4dd15f73ee8a9d25584aec167fa94ee530976159420de4f6a
[INFO] running `Command { std: "docker" "start" "-a" "0e59368a8c0568b4dd15f73ee8a9d25584aec167fa94ee530976159420de4f6a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling core-foundation-sys v0.3.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking block v0.1.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking bitflags v1.3.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking malloc_buf v0.0.6
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking bit-set v0.4.0
[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` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0e59368a8c0568b4dd15f73ee8a9d25584aec167fa94ee530976159420de4f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e59368a8c0568b4dd15f73ee8a9d25584aec167fa94ee530976159420de4f6a", kill_on_drop: false }`
[INFO] [stdout] 0e59368a8c0568b4dd15f73ee8a9d25584aec167fa94ee530976159420de4f6a