[INFO] fetching crate signed-distance-field 0.6.3...
[INFO] extracting crate signed-distance-field 0.6.3 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/signed-distance-field/0.6.3
[INFO] extracting crate signed-distance-field 0.6.3 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/signed-distance-field/0.6.3
[INFO] validating manifest of signed-distance-field-0.6.3 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of signed-distance-field-0.6.3 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing signed-distance-field-0.6.3
[INFO] removed 1 missing examples
[INFO] finished frobbing signed-distance-field-0.6.3
[INFO] frobbed toml for signed-distance-field-0.6.3 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/signed-distance-field/0.6.3/Cargo.toml
[INFO] started frobbing signed-distance-field-0.6.3
[INFO] removed 1 missing examples
[INFO] finished frobbing signed-distance-field-0.6.3
[INFO] frobbed toml for signed-distance-field-0.6.3 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/signed-distance-field/0.6.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing signed-distance-field-0.6.3 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/signed-distance-field/0.6.3:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] d67b9b246c059e4541121c43e557d240d028c3c239ff63a7cbedf8b622a50cc9
[INFO] running `"docker" "start" "-a" "d67b9b246c059e4541121c43e557d240d028c3c239ff63a7cbedf8b622a50cc9"`
[INFO] [stderr]    Compiling signed-distance-field v0.6.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "d67b9b246c059e4541121c43e557d240d028c3c239ff63a7cbedf8b622a50cc9"`
[INFO] running `"docker" "rm" "-f" "d67b9b246c059e4541121c43e557d240d028c3c239ff63a7cbedf8b622a50cc9"`
[INFO] [stdout] d67b9b246c059e4541121c43e557d240d028c3c239ff63a7cbedf8b622a50cc9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/signed-distance-field/0.6.3:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] ca8860734ef43039d84da19bab79a69e77e0e0448643bb26f074ff3a4f1ccf93
[INFO] running `"docker" "start" "-a" "ca8860734ef43039d84da19bab79a69e77e0e0448643bb26f074ff3a4f1ccf93"`
[INFO] [stderr]    Compiling signed-distance-field v0.6.3 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `BinaryImage` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 53  |     use crate::prelude::*;
[INFO] [stderr]     |         ----------------- the item `BinaryImage` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 115 |         use crate::binary_image::BinaryImage;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `image`
[INFO] [stderr]  --> examples/convert_sketch.rs:6:26
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let mut gray_image = image::open("images/sketch.jpg").unwrap().to_luma();
[INFO] [stderr]   |                          ^^^^^ use of undeclared type or module `image`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `image`
[INFO] [stderr]  --> examples/convert_sketch.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     image::imageops::colorops::invert(&mut gray_image);
[INFO] [stderr]   |     ^^^^^ use of undeclared type or module `image`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `binary_piston_image`
[INFO] [stderr]   --> examples/convert_sketch.rs:10:24
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let binary_image = binary_piston_image::of_gray_image_with_threshold(&gray_image, 80);
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `binary_piston_image`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `to_gray_u8_image` found for type `signed_distance_field::distance_field::NormalizedDistanceField<std::vec::Vec<f32>>` in the current scope
[INFO] [stderr]   --> examples/convert_sketch.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |         .unwrap().to_gray_u8_image(); // convert to piston image
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0433, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0433`.
[INFO] [stderr] error: Could not compile `signed-distance-field`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "ca8860734ef43039d84da19bab79a69e77e0e0448643bb26f074ff3a4f1ccf93"`
[INFO] running `"docker" "rm" "-f" "ca8860734ef43039d84da19bab79a69e77e0e0448643bb26f074ff3a4f1ccf93"`
[INFO] [stdout] ca8860734ef43039d84da19bab79a69e77e0e0448643bb26f074ff3a4f1ccf93