[INFO] updating cached repository chansuke/rs-mandelbrot [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/chansuke/rs-mandelbrot [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/chansuke/rs-mandelbrot" "work/ex/beta-1.37-6/sources/1.36.0/gh/chansuke/rs-mandelbrot"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/chansuke/rs-mandelbrot'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/chansuke/rs-mandelbrot" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chansuke/rs-mandelbrot"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chansuke/rs-mandelbrot'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f548aa42c7d97713a41025d9cfbf367f6248ec5f [INFO] sha for GitHub repo chansuke/rs-mandelbrot: f548aa42c7d97713a41025d9cfbf367f6248ec5f [INFO] validating manifest of chansuke/rs-mandelbrot on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of chansuke/rs-mandelbrot on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing chansuke/rs-mandelbrot [INFO] finished frobbing chansuke/rs-mandelbrot [INFO] frobbed toml for chansuke/rs-mandelbrot written to work/ex/beta-1.37-6/sources/1.36.0/gh/chansuke/rs-mandelbrot/Cargo.toml [INFO] started frobbing chansuke/rs-mandelbrot [INFO] finished frobbing chansuke/rs-mandelbrot [INFO] frobbed toml for chansuke/rs-mandelbrot written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chansuke/rs-mandelbrot/Cargo.toml [INFO] crate chansuke/rs-mandelbrot already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing chansuke/rs-mandelbrot against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chansuke/rs-mandelbrot:/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-2019-07-23" "build" "--frozen"` [INFO] [stdout] 0fcf33c2067f555ca19c35b327e37435f15a87abac41bcfc11316cbc0019d76e [INFO] running `"docker" "start" "-a" "0fcf33c2067f555ca19c35b327e37435f15a87abac41bcfc11316cbc0019d76e"` [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling png v0.7.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling image v0.13.0 [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: function is never used: `parse_pair` [INFO] [stderr] --> src/main.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | fn parse_pair(s: &str, separator: char) -> Option<(T, T)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_complex` [INFO] [stderr] --> src/main.rs:26:1 [INFO] [stderr] | [INFO] [stderr] 26 | fn parse_complex(s: &str) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `pixel_to_point` [INFO] [stderr] --> src/main.rs:45:1 [INFO] [stderr] | [INFO] [stderr] 45 | / fn pixel_to_point( [INFO] [stderr] 46 | | bounds: (usize, usize), [INFO] [stderr] 47 | | pixel: (usize, usize), [INFO] [stderr] 48 | | upper_left: Complex, [INFO] [stderr] ... | [INFO] [stderr] 58 | | } [INFO] [stderr] 59 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `escape_time` [INFO] [stderr] --> src/main.rs:74:1 [INFO] [stderr] | [INFO] [stderr] 74 | fn escape_time(c: Complex, limit: u32) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `render` [INFO] [stderr] --> src/main.rs:95:1 [INFO] [stderr] | [INFO] [stderr] 95 | / fn render( [INFO] [stderr] 96 | | pixels: &mut [u8], [INFO] [stderr] 97 | | bounds: (usize, usize), [INFO] [stderr] 98 | | upper_left: Complex, [INFO] [stderr] ... | [INFO] [stderr] 111 | | } [INFO] [stderr] 112 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write_image` [INFO] [stderr] --> src/main.rs:120:1 [INFO] [stderr] | [INFO] [stderr] 120 | / fn write_image( [INFO] [stderr] 121 | | filename: &str, [INFO] [stderr] 122 | | pixels: &[u8], [INFO] [stderr] 123 | | bounds: (usize, usize), [INFO] [stderr] ... | [INFO] [stderr] 135 | | Ok(()) [INFO] [stderr] 136 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.28s [INFO] running `"docker" "inspect" "0fcf33c2067f555ca19c35b327e37435f15a87abac41bcfc11316cbc0019d76e"` [INFO] running `"docker" "rm" "-f" "0fcf33c2067f555ca19c35b327e37435f15a87abac41bcfc11316cbc0019d76e"` [INFO] [stdout] 0fcf33c2067f555ca19c35b327e37435f15a87abac41bcfc11316cbc0019d76e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chansuke/rs-mandelbrot:/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-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 37fefa68ab0a7242a97d8e6bb7616a64fb8b52a6315d5beb3a09c73a196e8c4e [INFO] running `"docker" "start" "-a" "37fefa68ab0a7242a97d8e6bb7616a64fb8b52a6315d5beb3a09c73a196e8c4e"` [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: function is never used: `escape_time` [INFO] [stderr] --> src/main.rs:74:1 [INFO] [stderr] | [INFO] [stderr] 74 | fn escape_time(c: Complex, limit: u32) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `render` [INFO] [stderr] --> src/main.rs:95:1 [INFO] [stderr] | [INFO] [stderr] 95 | / fn render( [INFO] [stderr] 96 | | pixels: &mut [u8], [INFO] [stderr] 97 | | bounds: (usize, usize), [INFO] [stderr] 98 | | upper_left: Complex, [INFO] [stderr] ... | [INFO] [stderr] 111 | | } [INFO] [stderr] 112 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write_image` [INFO] [stderr] --> src/main.rs:120:1 [INFO] [stderr] | [INFO] [stderr] 120 | / fn write_image( [INFO] [stderr] 121 | | filename: &str, [INFO] [stderr] 122 | | pixels: &[u8], [INFO] [stderr] 123 | | bounds: (usize, usize), [INFO] [stderr] ... | [INFO] [stderr] 135 | | Ok(()) [INFO] [stderr] 136 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.70s [INFO] running `"docker" "inspect" "37fefa68ab0a7242a97d8e6bb7616a64fb8b52a6315d5beb3a09c73a196e8c4e"` [INFO] running `"docker" "rm" "-f" "37fefa68ab0a7242a97d8e6bb7616a64fb8b52a6315d5beb3a09c73a196e8c4e"` [INFO] [stdout] 37fefa68ab0a7242a97d8e6bb7616a64fb8b52a6315d5beb3a09c73a196e8c4e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chansuke/rs-mandelbrot:/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-2019-07-23" "test" "--frozen"` [INFO] [stdout] 42c23dddab1143fe3ce69a2824bcd0f2d8ef3087be266ab497641e1b1a5e3c3a [INFO] running `"docker" "start" "-a" "42c23dddab1143fe3ce69a2824bcd0f2d8ef3087be266ab497641e1b1a5e3c3a"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/mandelbrot-3a1a7082fd4d3ca3 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_pixel_to_point ... ok [INFO] [stdout] test test_parse_pair ... ok [INFO] [stdout] test test_parse_complex ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "42c23dddab1143fe3ce69a2824bcd0f2d8ef3087be266ab497641e1b1a5e3c3a"` [INFO] running `"docker" "rm" "-f" "42c23dddab1143fe3ce69a2824bcd0f2d8ef3087be266ab497641e1b1a5e3c3a"` [INFO] [stdout] 42c23dddab1143fe3ce69a2824bcd0f2d8ef3087be266ab497641e1b1a5e3c3a