Dec 01 18:27:12.387 INFO testing elementh/rust_mandelbrot against 1.30.1 for beta-1.31-5
Dec 01 18:27:12.387 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 18:27:12.565 INFO [stdout] fe3691de8333dd40b7d271f14d182a63b411a8663e14c9847d498538eae4e566
Dec 01 18:27:12.567 INFO running `"docker" "start" "-a" "fe3691de8333dd40b7d271f14d182a63b411a8663e14c9847d498538eae4e566"`
Dec 01 18:27:13.004 INFO [stderr] usermod: no changes
Dec 01 18:27:13.087 INFO [stderr]    Compiling num-complex v0.1.42
Dec 01 18:27:13.087 INFO [stderr]    Compiling num-bigint v0.1.43
Dec 01 18:27:15.577 INFO [stderr]    Compiling num-rational v0.1.42
Dec 01 18:27:17.021 INFO [stderr]    Compiling num v0.1.42
Dec 01 18:27:17.551 INFO [stderr]    Compiling mandelbrot v0.1.0 (/source)
Dec 01 18:27:18.215 INFO [stderr] warning: function is never used: `escape_time`
Dec 01 18:27:18.215 INFO [stderr]   --> src/main.rs:13:1
Dec 01 18:27:18.215 INFO [stderr]    |
Dec 01 18:27:18.215 INFO [stderr] 13 | fn escape_time(c: Complex<f64>, limit: u32) -> Option<u32> {
Dec 01 18:27:18.215 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 18:27:18.215 INFO [stderr]    |
Dec 01 18:27:18.215 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 18:27:18.215 INFO [stderr] 
Dec 01 18:27:18.215 INFO [stderr] warning: function is never used: `parse_pair`
Dec 01 18:27:18.215 INFO [stderr]   --> src/main.rs:26:1
Dec 01 18:27:18.215 INFO [stderr]    |
Dec 01 18:27:18.215 INFO [stderr] 26 | fn parse_pair<T: FromStr>(s: &str, separator: char) -> Option<(T, T)> {
Dec 01 18:27:18.215 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 18:27:18.215 INFO [stderr] 
Dec 01 18:27:18.215 INFO [stderr] warning: function is never used: `parse_complex`
Dec 01 18:27:18.215 INFO [stderr]   --> src/main.rs:40:1
Dec 01 18:27:18.215 INFO [stderr]    |
Dec 01 18:27:18.215 INFO [stderr] 40 | fn parse_complex(s:&str) -> Option<Complex<f64>> {
Dec 01 18:27:18.215 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 18:27:18.215 INFO [stderr] 
Dec 01 18:27:18.215 INFO [stderr] warning: function is never used: `pixel_to_point`
Dec 01 18:27:18.215 INFO [stderr]   --> src/main.rs:47:1
Dec 01 18:27:18.215 INFO [stderr]    |
Dec 01 18:27:18.215 INFO [stderr] 47 | / fn pixel_to_point(bounds: (usize, usize),
Dec 01 18:27:18.215 INFO [stderr] 48 | |                   pixel: (usize, usize),
Dec 01 18:27:18.215 INFO [stderr] 49 | |                   upper_left: Complex<f64>,
Dec 01 18:27:18.215 INFO [stderr] 50 | |                   lower_right: Complex<f64>)
Dec 01 18:27:18.215 INFO [stderr] ...  |
Dec 01 18:27:18.215 INFO [stderr] 59 | |     }
Dec 01 18:27:18.215 INFO [stderr] 60 | | }
Dec 01 18:27:18.215 INFO [stderr]    | |_^
Dec 01 18:27:18.215 INFO [stderr] 
Dec 01 18:27:18.463 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.44s
Dec 01 18:27:18.468 INFO [stderr] su: No module specific data is present
Dec 01 18:27:18.711 INFO running `"docker" "inspect" "fe3691de8333dd40b7d271f14d182a63b411a8663e14c9847d498538eae4e566"`
Dec 01 18:27:18.792 INFO running `"docker" "rm" "-f" "fe3691de8333dd40b7d271f14d182a63b411a8663e14c9847d498538eae4e566"`
Dec 01 18:27:18.877 INFO [stdout] fe3691de8333dd40b7d271f14d182a63b411a8663e14c9847d498538eae4e566
Dec 01 18:27:18.881 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 18:27:19.080 INFO [stdout] 8b8ea4a54525c7f7288da65b6610808959bfeaa6e762732f4f1f3d96766b5472
Dec 01 18:27:19.081 INFO running `"docker" "start" "-a" "8b8ea4a54525c7f7288da65b6610808959bfeaa6e762732f4f1f3d96766b5472"`
Dec 01 18:27:19.537 INFO [stderr] usermod: no changes
Dec 01 18:27:19.593 INFO [stderr]    Compiling mandelbrot v0.1.0 (/source)
Dec 01 18:27:20.386 INFO [stderr] warning: function is never used: `escape_time`
Dec 01 18:27:20.386 INFO [stderr]   --> src/main.rs:13:1
Dec 01 18:27:20.386 INFO [stderr]    |
Dec 01 18:27:20.386 INFO [stderr] 13 | fn escape_time(c: Complex<f64>, limit: u32) -> Option<u32> {
Dec 01 18:27:20.386 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 18:27:20.386 INFO [stderr]    |
Dec 01 18:27:20.386 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 18:27:20.386 INFO [stderr] 
Dec 01 18:27:20.880 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
Dec 01 18:27:20.885 INFO [stderr] su: No module specific data is present
Dec 01 18:27:21.182 INFO running `"docker" "inspect" "8b8ea4a54525c7f7288da65b6610808959bfeaa6e762732f4f1f3d96766b5472"`
Dec 01 18:27:21.272 INFO running `"docker" "rm" "-f" "8b8ea4a54525c7f7288da65b6610808959bfeaa6e762732f4f1f3d96766b5472"`
Dec 01 18:27:21.338 INFO [stdout] 8b8ea4a54525c7f7288da65b6610808959bfeaa6e762732f4f1f3d96766b5472
