[INFO] fetching crate gfx_device_metal 0.3.0...
[INFO] checking gfx_device_metal-0.3.0 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate gfx_device_metal 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate gfx_device_metal 0.3.0 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c55183dc7c9c6c333bb2eb2b5984ed9a209bcc6b7ad1f672932a861f17902028
[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" "c55183dc7c9c6c333bb2eb2b5984ed9a209bcc6b7ad1f672932a861f17902028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c55183dc7c9c6c333bb2eb2b5984ed9a209bcc6b7ad1f672932a861f17902028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c55183dc7c9c6c333bb2eb2b5984ed9a209bcc6b7ad1f672932a861f17902028", kill_on_drop: false }`
[INFO] [stdout] c55183dc7c9c6c333bb2eb2b5984ed9a209bcc6b7ad1f672932a861f17902028
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39ef6b42009161b168cd8c5c036fb815a0574355308b65a5e9c2b679fd969b6e
[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" "39ef6b42009161b168cd8c5c036fb815a0574355308b65a5e9c2b679fd969b6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling core-foundation-sys v0.3.1
[INFO] [stderr]     Checking block v0.1.6
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]    Compiling objc_exception v0.1.2
[INFO] [stderr]     Checking malloc_buf v0.0.6
[INFO] [stderr]    Compiling syn v0.15.44
[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`
[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" "39ef6b42009161b168cd8c5c036fb815a0574355308b65a5e9c2b679fd969b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ef6b42009161b168cd8c5c036fb815a0574355308b65a5e9c2b679fd969b6e", kill_on_drop: false }`
[INFO] [stdout] 39ef6b42009161b168cd8c5c036fb815a0574355308b65a5e9c2b679fd969b6e