[INFO] updating cached repository maxbeutel/rust-hough-transform
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/maxbeutel/rust-hough-transform
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/maxbeutel/rust-hough-transform" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/maxbeutel/rust-hough-transform"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/maxbeutel/rust-hough-transform'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/maxbeutel/rust-hough-transform" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/maxbeutel/rust-hough-transform"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/maxbeutel/rust-hough-transform'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e28c0f7dbd810d40d0dbc1085b1b65ce70e2a084
[INFO] sha for GitHub repo maxbeutel/rust-hough-transform: e28c0f7dbd810d40d0dbc1085b1b65ce70e2a084
[INFO] validating manifest of maxbeutel/rust-hough-transform on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of maxbeutel/rust-hough-transform on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing maxbeutel/rust-hough-transform
[INFO] finished frobbing maxbeutel/rust-hough-transform
[INFO] frobbed toml for maxbeutel/rust-hough-transform written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/maxbeutel/rust-hough-transform/Cargo.toml
[INFO] started frobbing maxbeutel/rust-hough-transform
[INFO] finished frobbing maxbeutel/rust-hough-transform
[INFO] frobbed toml for maxbeutel/rust-hough-transform written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/maxbeutel/rust-hough-transform/Cargo.toml
[INFO] crate maxbeutel/rust-hough-transform has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing maxbeutel/rust-hough-transform against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/maxbeutel/rust-hough-transform:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] b0f48e8f724e95a2f847a0689de4a69d424c98adbfa967ecd40ecea8ce6eeeb3
[INFO] running `"docker" "start" "-a" "b0f48e8f724e95a2f847a0689de4a69d424c98adbfa967ecd40ecea8ce6eeeb3"`
[INFO] [stderr]    Compiling rustc-serialize v0.3.20
[INFO] [stderr]    Compiling typenum v1.6.0
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling png v0.6.2
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling quickcheck v0.2.27
[INFO] [stderr]    Compiling generic-array v0.2.1
[INFO] [stderr]    Compiling num-bigint v0.1.35
[INFO] [stderr]    Compiling num-complex v0.1.35
[INFO] [stderr]    Compiling alga v0.5.1
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling enum_primitive v0.1.0
[INFO] [stderr]    Compiling nalgebra v0.5.1
[INFO] [stderr]    Compiling image v0.12.3
[INFO] [stderr]    Compiling nalgebra v0.11.1
[INFO] [stderr]    Compiling imageproc v0.7.0
[INFO] [stderr]    Compiling hough-transform v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:69:28
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn dump_line_visualization(mut img: &mut image::DynamicImage,
[INFO] [stderr]    |                            ----^^^
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.43s
[INFO] running `"docker" "inspect" "b0f48e8f724e95a2f847a0689de4a69d424c98adbfa967ecd40ecea8ce6eeeb3"`
[INFO] running `"docker" "rm" "-f" "b0f48e8f724e95a2f847a0689de4a69d424c98adbfa967ecd40ecea8ce6eeeb3"`
[INFO] [stdout] b0f48e8f724e95a2f847a0689de4a69d424c98adbfa967ecd40ecea8ce6eeeb3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/maxbeutel/rust-hough-transform:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 23d663fdfbf17384b10d73205c57fe9b879af11162ddbdc1f2651a8ef76a939e
[INFO] running `"docker" "start" "-a" "23d663fdfbf17384b10d73205c57fe9b879af11162ddbdc1f2651a8ef76a939e"`
[INFO] [stderr]    Compiling hough-transform v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:69:28
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn dump_line_visualization(mut img: &mut image::DynamicImage,
[INFO] [stderr]    |                            ----^^^
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "23d663fdfbf17384b10d73205c57fe9b879af11162ddbdc1f2651a8ef76a939e"`
[INFO] running `"docker" "rm" "-f" "23d663fdfbf17384b10d73205c57fe9b879af11162ddbdc1f2651a8ef76a939e"`
[INFO] [stdout] 23d663fdfbf17384b10d73205c57fe9b879af11162ddbdc1f2651a8ef76a939e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/maxbeutel/rust-hough-transform:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 855d6faecccbd2e8d19550039320901d859bd0d1b7c9d80f679607296d664ec8
[INFO] running `"docker" "start" "-a" "855d6faecccbd2e8d19550039320901d859bd0d1b7c9d80f679607296d664ec8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hough_transform-a0cf9b5cbd63d955
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test::test_clip_line_liang_barsky_3 ... ok
[INFO] [stdout] test test::test_clip_line_liang_barsky_4 ... ok
[INFO] [stdout] test test::test_clip_line_liang_barsky_outside_of_clipping_window ... ok
[INFO] [stdout] test test::test_clip_line_liang_barsky_2 ... ok
[INFO] [stdout] test test::test_clip_line_liang_barsky_1 ... ok
[INFO] [stdout] test test::test_calculate_rho ... ok
[INFO] [stdout] test test::test_line_from_rho_theta_special_cases ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "855d6faecccbd2e8d19550039320901d859bd0d1b7c9d80f679607296d664ec8"`
[INFO] running `"docker" "rm" "-f" "855d6faecccbd2e8d19550039320901d859bd0d1b7c9d80f679607296d664ec8"`
[INFO] [stdout] 855d6faecccbd2e8d19550039320901d859bd0d1b7c9d80f679607296d664ec8