Dec 17 20:16:35.026 INFO checking mahulst/mandelbrot-rust against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 20:16:35.026 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/mahulst/mandelbrot-rust:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 20:16:35.570 INFO [stdout] 4f8012fc9dc23d43a4b51143448ce1ca5d3ad9d0b1d818c5d71e2bb01f5075de
Dec 17 20:16:35.574 INFO running `"docker" "start" "-a" "4f8012fc9dc23d43a4b51143448ce1ca5d3ad9d0b1d818c5d71e2bb01f5075de"`
Dec 17 20:16:37.185 INFO [stderr]    Compiling num-complex v0.2.1
Dec 17 20:16:37.185 INFO [stderr]     Checking crossbeam-epoch v0.6.0
Dec 17 20:16:37.185 INFO [stderr]    Compiling syn v0.15.9
Dec 17 20:16:37.185 INFO [stderr]     Checking num-bigint v0.2.0
Dec 17 20:16:37.185 INFO [stderr]     Checking crossbeam-deque v0.5.2
Dec 17 20:16:37.185 INFO [stderr]     Checking png v0.12.0
Dec 17 20:16:37.185 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 17 20:16:40.220 INFO [stderr]     Checking crossbeam-channel v0.2.6
Dec 17 20:16:44.281 INFO [stderr]     Checking crossbeam v0.4.1
Dec 17 20:16:45.701 INFO [stderr]     Checking num-rational v0.2.1
Dec 17 20:16:46.823 INFO [stderr]     Checking num v0.2.0
Dec 17 20:16:51.176 INFO [stderr]    Compiling num-derive v0.2.3
Dec 17 20:16:56.264 INFO [stderr]     Checking tiff v0.2.1
Dec 17 20:16:57.100 INFO [stderr]     Checking image v0.20.0
Dec 17 20:17:02.008 INFO [stderr]     Checking mandelbrot v0.1.0 (/opt/crater/workdir)
Dec 17 20:17:02.756 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.78s
Dec 17 20:17:03.602 INFO running `"docker" "inspect" "4f8012fc9dc23d43a4b51143448ce1ca5d3ad9d0b1d818c5d71e2bb01f5075de"`
Dec 17 20:17:03.941 INFO running `"docker" "rm" "-f" "4f8012fc9dc23d43a4b51143448ce1ca5d3ad9d0b1d818c5d71e2bb01f5075de"`
Dec 17 20:17:04.382 INFO [stdout] 4f8012fc9dc23d43a4b51143448ce1ca5d3ad9d0b1d818c5d71e2bb01f5075de