[INFO] fetching crate piet-coregraphics 0.4.0...
[INFO] checking piet-coregraphics-0.4.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate piet-coregraphics 0.4.0 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate piet-coregraphics 0.4.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate piet-coregraphics 0.4.0
[INFO] finished tweaking crates.io crate piet-coregraphics 0.4.0
[INFO] tweaked toml for crates.io crate piet-coregraphics 0.4.0 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] crate crates.io crate piet-coregraphics 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded core-text v19.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23bfa9ba0ca64a47ee1a2dd11745cc089e1d284e2d9ebf33ec88b2ceac2d1389
[INFO] running `Command { std: "docker" "start" "-a" "23bfa9ba0ca64a47ee1a2dd11745cc089e1d284e2d9ebf33ec88b2ceac2d1389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23bfa9ba0ca64a47ee1a2dd11745cc089e1d284e2d9ebf33ec88b2ceac2d1389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23bfa9ba0ca64a47ee1a2dd11745cc089e1d284e2d9ebf33ec88b2ceac2d1389", kill_on_drop: false }`
[INFO] [stdout] 23bfa9ba0ca64a47ee1a2dd11745cc089e1d284e2d9ebf33ec88b2ceac2d1389
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8fac26840e37983c7d25b3994fe8f9cc05f4a5eb2cb1d8319b00f672b9342f2
[INFO] running `Command { std: "docker" "start" "-a" "d8fac26840e37983c7d25b3994fe8f9cc05f4a5eb2cb1d8319b00f672b9342f2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling core-foundation-sys v0.8.2
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking pico-args v0.4.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking kurbo v0.8.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking unic-ucd-bidi v0.9.0
[INFO] [stderr]     Checking unic-bidi v0.9.0
[INFO] [stderr]     Checking os_info v3.0.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking core-foundation v0.9.1
[INFO] [stderr]     Checking piet v0.4.0
[INFO] [stderr]     Checking core-graphics-types v0.1.1
[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-0.1.1/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` 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" "d8fac26840e37983c7d25b3994fe8f9cc05f4a5eb2cb1d8319b00f672b9342f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8fac26840e37983c7d25b3994fe8f9cc05f4a5eb2cb1d8319b00f672b9342f2", kill_on_drop: false }`
[INFO] [stdout] d8fac26840e37983c7d25b3994fe8f9cc05f4a5eb2cb1d8319b00f672b9342f2