Dec 19 14:12:32.453 INFO checking kobol17/mandelbrot against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 14:12:32.453 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/kobol17/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 14:12:32.932 INFO [stdout] 4360e04fa30f99f91e4f20a245200ef6b9144eba04a5da9e576126938617573a
Dec 19 14:12:32.938 INFO running `"docker" "start" "-a" "4360e04fa30f99f91e4f20a245200ef6b9144eba04a5da9e576126938617573a"`
Dec 19 14:12:34.076 INFO [stderr]     Checking num-complex v0.1.42
Dec 19 14:12:34.076 INFO [stderr]     Checking num-bigint v0.1.43
Dec 19 14:12:34.080 INFO [stderr]     Checking png v0.7.0
Dec 19 14:12:34.080 INFO [stderr]     Checking rayon-core v1.4.0
Dec 19 14:12:35.524 INFO [stderr]     Checking rayon v0.8.2
Dec 19 14:12:36.856 INFO [stderr]     Checking num-rational v0.1.42
Dec 19 14:12:37.672 INFO [stderr]     Checking num v0.1.42
Dec 19 14:12:38.442 INFO [stderr]     Checking jpeg-decoder v0.1.13
Dec 19 14:12:39.508 INFO [stderr]     Checking image v0.13.0
Dec 19 14:12:43.052 INFO [stderr]     Checking mandelbrot v0.1.0 (/opt/crater/workdir)
Dec 19 14:12:43.550 INFO [stderr] warning: function is never used: `parse_pair`
Dec 19 14:12:43.550 INFO [stderr]   --> src/main.rs:35:1
Dec 19 14:12:43.550 INFO [stderr]    |
Dec 19 14:12:43.550 INFO [stderr] 35 | fn parse_pair<T:FromStr>(s: &str, separator:char) -> Option<(T,T)> {
Dec 19 14:12:43.550 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:12:43.550 INFO [stderr]    |
Dec 19 14:12:43.550 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 14:12:43.550 INFO [stderr] 
Dec 19 14:12:43.550 INFO [stderr] warning: function is never used: `parse_complex`
Dec 19 14:12:43.550 INFO [stderr]   --> src/main.rs:61:1
Dec 19 14:12:43.550 INFO [stderr]    |
Dec 19 14:12:43.550 INFO [stderr] 61 | fn parse_complex(s: &str) -> Option<Complex<f64>> {
Dec 19 14:12:43.550 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:12:43.550 INFO [stderr] 
Dec 19 14:12:43.727 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.74s
Dec 19 14:12:44.207 INFO running `"docker" "inspect" "4360e04fa30f99f91e4f20a245200ef6b9144eba04a5da9e576126938617573a"`
Dec 19 14:12:44.422 INFO running `"docker" "rm" "-f" "4360e04fa30f99f91e4f20a245200ef6b9144eba04a5da9e576126938617573a"`
Dec 19 14:12:44.544 INFO [stdout] 4360e04fa30f99f91e4f20a245200ef6b9144eba04a5da9e576126938617573a