[INFO] fetching crate core-text 19.0.0...
[INFO] documenting core-text-19.0.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate core-text 19.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate core-text 19.0.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate core-text 19.0.0
[INFO] finished tweaking crates.io crate core-text 19.0.0
[INFO] tweaked toml for crates.io crate core-text 19.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 822f85f713f871e4c0a6f471a6116045bd7536cb61479d55ba3a054f15055be3
[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" "822f85f713f871e4c0a6f471a6116045bd7536cb61479d55ba3a054f15055be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "822f85f713f871e4c0a6f471a6116045bd7536cb61479d55ba3a054f15055be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "822f85f713f871e4c0a6f471a6116045bd7536cb61479d55ba3a054f15055be3", kill_on_drop: false }`
[INFO] [stdout] 822f85f713f871e4c0a6f471a6116045bd7536cb61479d55ba3a054f15055be3
[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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 78047b0b63e99df0aa9b52917302b1aaebd0e5d785d7126163a1ace85b77cd4a
[INFO] running `Command { std: "docker" "start" "-a" "78047b0b63e99df0aa9b52917302b1aaebd0e5d785d7126163a1ace85b77cd4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling core-foundation-sys v0.8.0
[INFO] [stderr]     Checking core-foundation v0.9.0
[INFO] [stderr]     Checking core-graphics-types v0.1.0
[INFO] [stdout] error[E0455]: native frameworks are only available on macOS targets
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/core-graphics-types-0.1.0/src/geometry.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     #[link(name = "CoreGraphics", kind = "framework")]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0455`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core-graphics-types`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "78047b0b63e99df0aa9b52917302b1aaebd0e5d785d7126163a1ace85b77cd4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78047b0b63e99df0aa9b52917302b1aaebd0e5d785d7126163a1ace85b77cd4a", kill_on_drop: false }`
[INFO] [stdout] 78047b0b63e99df0aa9b52917302b1aaebd0e5d785d7126163a1ace85b77cd4a