Dec 17 21:47:47.091 INFO checking kadtewsd/mandelbrot against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 21:47:47.091 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/kadtewsd/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=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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 21:47:47.455 INFO [stdout] 2e813f57448cf606d2c205258e647fa010db3155ffe42650a78d26bc095c321e
Dec 17 21:47:47.462 INFO running `"docker" "start" "-a" "2e813f57448cf606d2c205258e647fa010db3155ffe42650a78d26bc095c321e"`
Dec 17 21:47:49.668 INFO [stderr]     Checking mandelbrot v0.1.0 (/opt/crater/workdir)
Dec 17 21:47:50.220 INFO [stderr] warning: function is never used: `parse_pair`
Dec 17 21:47:50.220 INFO [stderr]  --> src/parsing/mod.rs:4:1
Dec 17 21:47:50.220 INFO [stderr]   |
Dec 17 21:47:50.220 INFO [stderr] 4 | fn parse_pair<T: FromStr>(s: &str, separator: char) -> Option<(T, T)> {
Dec 17 21:47:50.220 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:47:50.221 INFO [stderr]   |
Dec 17 21:47:50.221 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 21:47:50.221 INFO [stderr] 
Dec 17 21:47:50.221 INFO [stderr] warning: function is never used: `render`
Dec 17 21:47:50.221 INFO [stderr]   --> src/rendering/mod.rs:4:1
Dec 17 21:47:50.221 INFO [stderr]    |
Dec 17 21:47:50.221 INFO [stderr] 4  | / fn render(pixels: &mut[u8],
Dec 17 21:47:50.221 INFO [stderr] 5  | |           bounds: (usize, usize),
Dec 17 21:47:50.221 INFO [stderr] 6  | |           upper_left: Complex<f64>,
Dec 17 21:47:50.221 INFO [stderr] 7  | |           lower_right: Complex<f64>) {
Dec 17 21:47:50.221 INFO [stderr] ...  |
Dec 17 21:47:50.221 INFO [stderr] 19 | |
Dec 17 21:47:50.221 INFO [stderr] 20 | | }
Dec 17 21:47:50.221 INFO [stderr]    | |_^
Dec 17 21:47:50.221 INFO [stderr] 
Dec 17 21:47:50.400 INFO [stderr] warning: function is never used: `render`
Dec 17 21:47:50.402 INFO [stderr]   --> src/rendering/mod.rs:4:1
Dec 17 21:47:50.402 INFO [stderr]    |
Dec 17 21:47:50.402 INFO [stderr] 4  | / fn render(pixels: &mut[u8],
Dec 17 21:47:50.403 INFO [stderr] 5  | |           bounds: (usize, usize),
Dec 17 21:47:50.403 INFO [stderr] 6  | |           upper_left: Complex<f64>,
Dec 17 21:47:50.407 INFO [stderr] 7  | |           lower_right: Complex<f64>) {
Dec 17 21:47:50.407 INFO [stderr] ...  |
Dec 17 21:47:50.407 INFO [stderr] 19 | |
Dec 17 21:47:50.407 INFO [stderr] 20 | | }
Dec 17 21:47:50.407 INFO [stderr]    | |_^
Dec 17 21:47:50.407 INFO [stderr]    |
Dec 17 21:47:50.407 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 21:47:50.407 INFO [stderr] 
Dec 17 21:47:50.875 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
Dec 17 21:47:51.616 INFO running `"docker" "inspect" "2e813f57448cf606d2c205258e647fa010db3155ffe42650a78d26bc095c321e"`
Dec 17 21:47:51.942 INFO running `"docker" "rm" "-f" "2e813f57448cf606d2c205258e647fa010db3155ffe42650a78d26bc095c321e"`
Dec 17 21:47:52.236 INFO [stdout] 2e813f57448cf606d2c205258e647fa010db3155ffe42650a78d26bc095c321e