[INFO] crate lutt 0.1.0 is already in cache
[INFO] extracting crate lutt 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/lutt/0.1.0
[INFO] extracting crate lutt 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lutt/0.1.0
[INFO] validating manifest of lutt-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lutt-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lutt-0.1.0
[INFO] finished frobbing lutt-0.1.0
[INFO] frobbed toml for lutt-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/lutt/0.1.0/Cargo.toml
[INFO] started frobbing lutt-0.1.0
[INFO] finished frobbing lutt-0.1.0
[INFO] frobbed toml for lutt-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lutt/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lutt-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lutt/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 2a6279dac2cfb2d2e5fdc0a8236c34b263f2e107f1331b9ea3c47e2cda45b0be
[INFO] running `"docker" "start" "-a" "2a6279dac2cfb2d2e5fdc0a8236c34b263f2e107f1331b9ea3c47e2cda45b0be"`
[INFO] [stderr]    Compiling block v0.1.6
[INFO] [stderr]    Compiling core-foundation-sys v0.6.2
[INFO] [stderr]    Compiling core-foundation v0.6.4
[INFO] [stderr]    Compiling core-graphics v0.16.0
[INFO] [stderr] error[E0455]: native frameworks are only available on macOS targets
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/core-graphics-0.16.0/src/color_space.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | #[link(name = "CoreGraphics", kind = "framework")]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0455]: native frameworks are only available on macOS targets
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/core-graphics-0.16.0/src/context.rs:239:1
[INFO] [stderr]     |
[INFO] [stderr] 239 | #[link(name = "CoreGraphics", kind = "framework")]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0455]: native frameworks are only available on macOS targets
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/core-graphics-0.16.0/src/data_provider.rs:84:1
[INFO] [stderr]    |
[INFO] [stderr] 84 | #[link(name = "CoreGraphics", kind = "framework")]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0455]: native frameworks are only available on macOS targets
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/core-graphics-0.16.0/src/font.rs:128:1
[INFO] [stderr]     |
[INFO] [stderr] 128 | #[link(name = "CoreGraphics", kind = "framework")]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0455]: native frameworks are only available on macOS targets
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/core-graphics-0.16.0/src/geometry.rs:180:5
[INFO] [stderr]     |
[INFO] [stderr] 180 |     #[link(name = "CoreGraphics", kind = "framework")]
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0455]: native frameworks are only available on macOS targets
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/core-graphics-0.16.0/src/image.rs:126:1
[INFO] [stderr]     |
[INFO] [stderr] 126 | #[link(name = "CoreGraphics", kind = "framework")]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0455]: native frameworks are only available on macOS targets
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/core-graphics-0.16.0/src/path.rs:111:1
[INFO] [stderr]     |
[INFO] [stderr] 111 | #[link(name = "CoreGraphics", kind = "framework")]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0455`.
[INFO] [stderr] error: Could not compile `core-graphics`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2a6279dac2cfb2d2e5fdc0a8236c34b263f2e107f1331b9ea3c47e2cda45b0be"`
[INFO] running `"docker" "rm" "-f" "2a6279dac2cfb2d2e5fdc0a8236c34b263f2e107f1331b9ea3c47e2cda45b0be"`
[INFO] [stdout] 2a6279dac2cfb2d2e5fdc0a8236c34b263f2e107f1331b9ea3c47e2cda45b0be