[INFO] crate line_drawing 0.7.0 is already in cache
[INFO] extracting crate line_drawing 0.7.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/line_drawing/0.7.0
[INFO] extracting crate line_drawing 0.7.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/line_drawing/0.7.0
[INFO] validating manifest of line_drawing-0.7.0 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 line_drawing-0.7.0 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 line_drawing-0.7.0
[INFO] finished frobbing line_drawing-0.7.0
[INFO] frobbed toml for line_drawing-0.7.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/line_drawing/0.7.0/Cargo.toml
[INFO] started frobbing line_drawing-0.7.0
[INFO] finished frobbing line_drawing-0.7.0
[INFO] frobbed toml for line_drawing-0.7.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/line_drawing/0.7.0/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] 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing line_drawing-0.7.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/line_drawing/0.7.0:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] d7cbfc27ce57773a1345d8ee84c6e01dae18274183c65a28c2119a7a15ea333a
[INFO] running `"docker" "start" "-a" "d7cbfc27ce57773a1345d8ee84c6e01dae18274183c65a28c2119a7a15ea333a"`
[INFO] [stderr]    Compiling line_drawing v0.7.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "d7cbfc27ce57773a1345d8ee84c6e01dae18274183c65a28c2119a7a15ea333a"`
[INFO] running `"docker" "rm" "-f" "d7cbfc27ce57773a1345d8ee84c6e01dae18274183c65a28c2119a7a15ea333a"`
[INFO] [stdout] d7cbfc27ce57773a1345d8ee84c6e01dae18274183c65a28c2119a7a15ea333a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/line_drawing/0.7.0:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] c9fa17071401f915e1da6ca8fe5fe6864e0ccc105b7a724962a246c2a1528f5b
[INFO] running `"docker" "start" "-a" "c9fa17071401f915e1da6ca8fe5fe6864e0ccc105b7a724962a246c2a1528f5b"`
[INFO] [stderr]    Compiling bresenham v0.1.1
[INFO] [stderr]    Compiling png v0.15.0
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling image v0.22.1
[INFO] [stderr]    Compiling line_drawing v0.7.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `self::rand::distributions::range`
[INFO] [stderr]  --> src/fuzzing.rs:6:32
[INFO] [stderr]   |
[INFO] [stderr] 6 | use self::rand::distributions::range::SampleRange;
[INFO] [stderr]   |                                ^^^^^ could not find `range` in `distributions`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `ThreadRng` in crate `rand`
[INFO] [stderr]   --> src/fuzzing.rs:19:36
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn random_point<T>(rng: &mut rand::ThreadRng, range: T) -> Point<T>
[INFO] [stderr]    |                                    ^^^^^^^^^ not found in `rand`
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]    |
[INFO] [stderr] 5  | use fuzzing::rand::prelude::ThreadRng;
[INFO] [stderr]    |
[INFO] [stderr] 5  | use fuzzing::rand::rngs::ThreadRng;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `ThreadRng` in crate `rand`
[INFO] [stderr]   --> src/fuzzing.rs:26:36
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn random_voxel<T>(rng: &mut rand::ThreadRng, range: T) -> Voxel<T>
[INFO] [stderr]    |                                    ^^^^^^^^^ not found in `rand`
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]    |
[INFO] [stderr] 5  | use fuzzing::rand::prelude::ThreadRng;
[INFO] [stderr]    |
[INFO] [stderr] 5  | use fuzzing::rand::rngs::ThreadRng;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: Could not compile `line_drawing`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c9fa17071401f915e1da6ca8fe5fe6864e0ccc105b7a724962a246c2a1528f5b"`
[INFO] running `"docker" "rm" "-f" "c9fa17071401f915e1da6ca8fe5fe6864e0ccc105b7a724962a246c2a1528f5b"`
[INFO] [stdout] c9fa17071401f915e1da6ca8fe5fe6864e0ccc105b7a724962a246c2a1528f5b