Dec 19 12:54:53.837 INFO checking maxbeutel/rust-hough-transform against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 12:54:53.837 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 12:54:54.126 INFO [stdout] b2136d19dbf46797b292e0a7ea57bed81caf287a60dca9ab5889bc59b05c598b
Dec 19 12:54:54.129 INFO running `"docker" "start" "-a" "b2136d19dbf46797b292e0a7ea57bed81caf287a60dca9ab5889bc59b05c598b"`
Dec 19 12:54:54.839 INFO [stderr]     Checking rustc-serialize v0.3.20
Dec 19 12:54:54.840 INFO [stderr]     Checking memchr v0.1.11
Dec 19 12:54:54.840 INFO [stderr]     Checking num_cpus v1.1.0
Dec 19 12:54:54.840 INFO [stderr]     Checking deque v0.3.1
Dec 19 12:54:54.841 INFO [stderr]     Checking png v0.6.2
Dec 19 12:54:54.841 INFO [stderr]     Checking generic-array v0.2.1
Dec 19 12:54:54.841 INFO [stderr]     Checking thread-id v2.0.0
Dec 19 12:54:55.047 INFO [stderr]     Checking thread_local v0.2.7
Dec 19 12:54:55.360 INFO [stderr]     Checking aho-corasick v0.5.3
Dec 19 12:54:55.577 INFO [stderr]     Checking rayon v0.5.0
Dec 19 12:54:56.342 INFO [stderr]     Checking regex v0.1.80
Dec 19 12:54:57.696 INFO [stderr]     Checking jpeg-decoder v0.1.8
Dec 19 12:54:59.080 INFO [stderr]     Checking env_logger v0.3.5
Dec 19 12:54:59.804 INFO [stderr]     Checking quickcheck v0.2.27
Dec 19 12:55:00.716 INFO [stderr]     Checking num-bigint v0.1.35
Dec 19 12:55:00.716 INFO [stderr]     Checking num-complex v0.1.35
Dec 19 12:55:01.384 INFO [stderr]     Checking alga v0.5.1
Dec 19 12:55:01.638 INFO [stderr]     Checking num-rational v0.1.35
Dec 19 12:55:02.168 INFO [stderr]     Checking num v0.1.36
Dec 19 12:55:02.334 INFO [stderr]     Checking enum_primitive v0.1.0
Dec 19 12:55:02.337 INFO [stderr]     Checking nalgebra v0.5.1
Dec 19 12:55:02.772 INFO [stderr]     Checking image v0.12.3
Dec 19 12:55:06.493 INFO [stderr]     Checking nalgebra v0.11.1
Dec 19 12:55:13.482 INFO [stderr]     Checking imageproc v0.7.0
Dec 19 12:55:30.351 INFO [stderr]     Checking hough-transform v0.1.0 (/opt/crater/workdir)
Dec 19 12:55:31.016 INFO [stderr] warning: variable does not need to be mutable
Dec 19 12:55:31.016 INFO [stderr]   --> src/main.rs:69:28
Dec 19 12:55:31.016 INFO [stderr]    |
Dec 19 12:55:31.016 INFO [stderr] 69 | fn dump_line_visualization(mut img: &mut image::DynamicImage,
Dec 19 12:55:31.016 INFO [stderr]    |                            ----^^^
Dec 19 12:55:31.016 INFO [stderr]    |                            |
Dec 19 12:55:31.016 INFO [stderr]    |                            help: remove this `mut`
Dec 19 12:55:31.016 INFO [stderr]    |
Dec 19 12:55:31.016 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 12:55:31.016 INFO [stderr] 
Dec 19 12:55:31.016 INFO [stderr] warning: variable does not need to be mutable
Dec 19 12:55:31.016 INFO [stderr]   --> src/main.rs:69:28
Dec 19 12:55:31.017 INFO [stderr]    |
Dec 19 12:55:31.017 INFO [stderr] 69 | fn dump_line_visualization(mut img: &mut image::DynamicImage,
Dec 19 12:55:31.017 INFO [stderr]    |                            ----^^^
Dec 19 12:55:31.017 INFO [stderr]    |                            |
Dec 19 12:55:31.017 INFO [stderr]    |                            help: remove this `mut`
Dec 19 12:55:31.017 INFO [stderr]    |
Dec 19 12:55:31.017 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 12:55:31.017 INFO [stderr] 
Dec 19 12:55:31.098 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.36s
Dec 19 12:55:31.737 INFO running `"docker" "inspect" "b2136d19dbf46797b292e0a7ea57bed81caf287a60dca9ab5889bc59b05c598b"`
Dec 19 12:55:31.966 INFO running `"docker" "rm" "-f" "b2136d19dbf46797b292e0a7ea57bed81caf287a60dca9ab5889bc59b05c598b"`
Dec 19 12:55:32.211 INFO [stdout] b2136d19dbf46797b292e0a7ea57bed81caf287a60dca9ab5889bc59b05c598b