Oct 12 23:45:48.953 INFO checking chansuke/rs-mandelbrot against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 23:45:48.953 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 12 23:45:49.424 INFO blam! 309db90173edcac2f49b7eb97f435d7c49fd8cdce88774e61e2d9ac5f1c2522e
Oct 12 23:45:49.437 INFO running `"docker" "start" "-a" "309db90173edcac2f49b7eb97f435d7c49fd8cdce88774e61e2d9ac5f1c2522e"`
Oct 12 23:45:50.892 INFO kablam! usermod: no changes
Oct 12 23:45:51.064 INFO kablam!     Checking num-bigint v0.1.44
Oct 12 23:45:51.068 INFO kablam!     Checking png v0.7.0
Oct 12 23:45:51.072 INFO kablam!     Checking jpeg-decoder v0.1.15
Oct 12 23:45:56.208 INFO kablam!     Checking num-rational v0.1.42
Oct 12 23:45:57.315 INFO kablam!     Checking num v0.1.42
Oct 12 23:45:57.316 INFO kablam!     Checking image v0.13.0
Oct 12 23:46:02.799 INFO kablam!     Checking mandelbrot v0.1.0 (/source)
Oct 12 23:46:05.796 INFO kablam! warning: function is never used: `parse_pair`
Oct 12 23:46:05.796 INFO kablam!  --> src/main.rs:5:1
Oct 12 23:46:05.796 INFO kablam!   |
Oct 12 23:46:05.796 INFO kablam! 5 | fn parse_pair<T: FromStr>(s: &str, separator: char) -> Option<(T, T)> {
Oct 12 23:46:05.796 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 23:46:05.807 INFO kablam!   |
Oct 12 23:46:05.807 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 23:46:05.807 INFO kablam! 
Oct 12 23:46:05.807 INFO kablam! warning: function is never used: `parse_complex`
Oct 12 23:46:05.807 INFO kablam!   --> src/main.rs:26:1
Oct 12 23:46:05.807 INFO kablam!    |
Oct 12 23:46:05.807 INFO kablam! 26 | fn parse_complex(s: &str) -> Option<Complex<f64>> {
Oct 12 23:46:05.807 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 23:46:05.807 INFO kablam! 
Oct 12 23:46:05.807 INFO kablam! warning: function is never used: `pixel_to_point`
Oct 12 23:46:05.807 INFO kablam!   --> src/main.rs:45:1
Oct 12 23:46:05.807 INFO kablam!    |
Oct 12 23:46:05.807 INFO kablam! 45 | / fn pixel_to_point(
Oct 12 23:46:05.807 INFO kablam! 46 | |     bounds: (usize, usize),
Oct 12 23:46:05.807 INFO kablam! 47 | |     pixel: (usize, usize),
Oct 12 23:46:05.807 INFO kablam! 48 | |     upper_left: Complex<f64>,
Oct 12 23:46:05.807 INFO kablam! ...  |
Oct 12 23:46:05.807 INFO kablam! 58 | |     }
Oct 12 23:46:05.807 INFO kablam! 59 | | }
Oct 12 23:46:05.807 INFO kablam!    | |_^
Oct 12 23:46:05.807 INFO kablam! 
Oct 12 23:46:05.807 INFO kablam! warning: function is never used: `escape_time`
Oct 12 23:46:05.807 INFO kablam!   --> src/main.rs:74:1
Oct 12 23:46:05.807 INFO kablam!    |
Oct 12 23:46:05.807 INFO kablam! 74 | fn escape_time(c: Complex<f64>, limit: u32) -> Option<u32> {
Oct 12 23:46:05.807 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 23:46:05.807 INFO kablam! 
Oct 12 23:46:05.807 INFO kablam! warning: function is never used: `render`
Oct 12 23:46:05.807 INFO kablam!    --> src/main.rs:95:1
Oct 12 23:46:05.807 INFO kablam!     |
Oct 12 23:46:05.807 INFO kablam! 95  | / fn render(
Oct 12 23:46:05.807 INFO kablam! 96  | |     pixels: &mut [u8],
Oct 12 23:46:05.807 INFO kablam! 97  | |     bounds: (usize, usize),
Oct 12 23:46:05.807 INFO kablam! 98  | |     upper_left: Complex<f64>,
Oct 12 23:46:05.807 INFO kablam! ...   |
Oct 12 23:46:05.807 INFO kablam! 111 | |     }
Oct 12 23:46:05.807 INFO kablam! 112 | | }
Oct 12 23:46:05.807 INFO kablam!     | |_^
Oct 12 23:46:05.807 INFO kablam! 
Oct 12 23:46:05.807 INFO kablam! warning: function is never used: `write_image`
Oct 12 23:46:05.807 INFO kablam!    --> src/main.rs:120:1
Oct 12 23:46:05.807 INFO kablam!     |
Oct 12 23:46:05.807 INFO kablam! 120 | / fn write_image(
Oct 12 23:46:05.807 INFO kablam! 121 | |     filename: &str,
Oct 12 23:46:05.807 INFO kablam! 122 | |     pixels: &[u8],
Oct 12 23:46:05.807 INFO kablam! 123 | |     bounds: (usize, usize),
Oct 12 23:46:05.807 INFO kablam! ...   |
Oct 12 23:46:05.807 INFO kablam! 135 | |     Ok(())
Oct 12 23:46:05.807 INFO kablam! 136 | | }
Oct 12 23:46:05.807 INFO kablam!     | |_^
Oct 12 23:46:05.807 INFO kablam! 
Oct 12 23:46:05.896 INFO kablam! warning: function is never used: `escape_time`
Oct 12 23:46:05.896 INFO kablam!   --> src/main.rs:74:1
Oct 12 23:46:05.896 INFO kablam!    |
Oct 12 23:46:05.896 INFO kablam! 74 | fn escape_time(c: Complex<f64>, limit: u32) -> Option<u32> {
Oct 12 23:46:05.896 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 23:46:05.896 INFO kablam!    |
Oct 12 23:46:05.896 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 23:46:05.896 INFO kablam! 
Oct 12 23:46:05.896 INFO kablam! warning: function is never used: `render`
Oct 12 23:46:05.896 INFO kablam!    --> src/main.rs:95:1
Oct 12 23:46:05.896 INFO kablam!     |
Oct 12 23:46:05.896 INFO kablam! 95  | / fn render(
Oct 12 23:46:05.896 INFO kablam! 96  | |     pixels: &mut [u8],
Oct 12 23:46:05.896 INFO kablam! 97  | |     bounds: (usize, usize),
Oct 12 23:46:05.896 INFO kablam! 98  | |     upper_left: Complex<f64>,
Oct 12 23:46:05.897 INFO kablam! ...   |
Oct 12 23:46:05.897 INFO kablam! 111 | |     }
Oct 12 23:46:05.897 INFO kablam! 112 | | }
Oct 12 23:46:05.897 INFO kablam!     | |_^
Oct 12 23:46:05.897 INFO kablam! 
Oct 12 23:46:05.897 INFO kablam! warning: function is never used: `write_image`
Oct 12 23:46:05.897 INFO kablam!    --> src/main.rs:120:1
Oct 12 23:46:05.897 INFO kablam!     |
Oct 12 23:46:05.897 INFO kablam! 120 | / fn write_image(
Oct 12 23:46:05.897 INFO kablam! 121 | |     filename: &str,
Oct 12 23:46:05.897 INFO kablam! 122 | |     pixels: &[u8],
Oct 12 23:46:05.897 INFO kablam! 123 | |     bounds: (usize, usize),
Oct 12 23:46:05.897 INFO kablam! ...   |
Oct 12 23:46:05.897 INFO kablam! 135 | |     Ok(())
Oct 12 23:46:05.897 INFO kablam! 136 | | }
Oct 12 23:46:05.897 INFO kablam!     | |_^
Oct 12 23:46:05.897 INFO kablam! 
Oct 12 23:46:05.928 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.01s
Oct 12 23:46:05.936 INFO kablam! su: No module specific data is present
Oct 12 23:46:07.058 INFO running `"docker" "rm" "-f" "309db90173edcac2f49b7eb97f435d7c49fd8cdce88774e61e2d9ac5f1c2522e"`
Oct 12 23:46:07.532 INFO blam! 309db90173edcac2f49b7eb97f435d7c49fd8cdce88774e61e2d9ac5f1c2522e