[INFO] crate dcc-lsystem 0.5.2 is already in cache
[INFO] testing dcc-lsystem-0.5.2 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate dcc-lsystem 0.5.2 into work/builds/worker-0/source
[INFO] validating manifest of crates.io crate dcc-lsystem 0.5.2 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dcc-lsystem 0.5.2
[INFO] finished tweaking crates.io crate dcc-lsystem 0.5.2
[INFO] tweaked toml for crates.io crate dcc-lsystem 0.5.2 written to work/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate dcc-lsystem 0.5.2 already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] e70617b33ac01417ba8f143e927d8d7581800b0b3bbad116c45ef71f277f65e6
[INFO] running `"docker" "start" "-a" "e70617b33ac01417ba8f143e927d8d7581800b0b3bbad116c45ef71f277f65e6"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling natord v1.0.9
[INFO] [stderr]    Compiling wild v2.0.2
[INFO] [stderr]    Compiling resize v0.3.0
[INFO] [stderr]    Compiling imagequant-sys v2.12.5
[INFO] [stderr]    Compiling gif v0.10.2
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling stb_truetype v0.2.6
[INFO] [stderr]    Compiling lodepng v2.4.2
[INFO] [stderr]    Compiling pbr v1.0.1
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling gif-dispose v2.2.0
[INFO] [stderr]    Compiling rusttype v0.7.7
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling imagequant v2.11.9
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling gifski v0.8.7
[INFO] [stderr]    Compiling image v0.21.2
[INFO] [stderr]    Compiling dcc-lsystem-derive v0.1.1
[INFO] [stderr]    Compiling imageproc v0.18.0
[INFO] [stderr]    Compiling dcc-lsystem v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.39s
[INFO] running `"docker" "inspect" "e70617b33ac01417ba8f143e927d8d7581800b0b3bbad116c45ef71f277f65e6"`
[INFO] running `"docker" "rm" "-f" "e70617b33ac01417ba8f143e927d8d7581800b0b3bbad116c45ef71f277f65e6"`
[INFO] [stdout] e70617b33ac01417ba8f143e927d8d7581800b0b3bbad116c45ef71f277f65e6
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] e49c065a8882ce55a956dd2dde77e47a21dea9435484c5fe426a634a3fb5c61c
[INFO] running `"docker" "start" "-a" "e49c065a8882ce55a956dd2dde77e47a21dea9435484c5fe426a634a3fb5c61c"`
[INFO] [stderr]    Compiling dcc-lsystem v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `dcc-lsystem`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name dcc_lsystem src/lib.rs --color never --emit=dep-info,link -C debuginfo=2 --test -C metadata=df658d4438c7d6f7 -C extra-filename=-df658d4438c7d6f7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern color_quant=/opt/rustwide/target/debug/deps/libcolor_quant-379ba392164804ea.rlib --extern dcc_lsystem_derive=/opt/rustwide/target/debug/deps/libdcc_lsystem_derive-4b2290908d8fedf5.so --extern gif=/opt/rustwide/target/debug/deps/libgif-4e69c2972434966e.rlib --extern gifski=/opt/rustwide/target/debug/deps/libgifski-18cb5dd1a9e233b8.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-25fa3fb69583d6e7.rlib --extern imageproc=/opt/rustwide/target/debug/deps/libimageproc-8217a737e3ae5b48.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-0bb2f2b904eb618d.rlib --extern objekt=/opt/rustwide/target/debug/deps/libobjekt-baa1013f4ab65a5a.rlib --extern pbr=/opt/rustwide/target/debug/deps/libpbr-7c73a61ec4cdea4a.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-9977458248527f73.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-1906c532e1287b90.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-e7bece46dea865a1.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/backtrace-sys-18c5be351582dcbb/out -L native=/opt/rustwide/target/debug/build/imagequant-sys-19f5bcc85acc7517/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dcc-lsystem`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name random_fractal_generator examples/random_fractal_generator.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=05cec2883fdf3110 -C extra-filename=-05cec2883fdf3110 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern color_quant=/opt/rustwide/target/debug/deps/libcolor_quant-379ba392164804ea.rlib --extern dcc_lsystem=/opt/rustwide/target/debug/deps/libdcc_lsystem-68b34c9f0892df50.rlib --extern dcc_lsystem_derive=/opt/rustwide/target/debug/deps/libdcc_lsystem_derive-4b2290908d8fedf5.so --extern gif=/opt/rustwide/target/debug/deps/libgif-4e69c2972434966e.rlib --extern gifski=/opt/rustwide/target/debug/deps/libgifski-18cb5dd1a9e233b8.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-25fa3fb69583d6e7.rlib --extern imageproc=/opt/rustwide/target/debug/deps/libimageproc-8217a737e3ae5b48.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-0bb2f2b904eb618d.rlib --extern objekt=/opt/rustwide/target/debug/deps/libobjekt-baa1013f4ab65a5a.rlib --extern pbr=/opt/rustwide/target/debug/deps/libpbr-7c73a61ec4cdea4a.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-9977458248527f73.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-1906c532e1287b90.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-e7bece46dea865a1.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/backtrace-sys-18c5be351582dcbb/out -L native=/opt/rustwide/target/debug/build/imagequant-sys-19f5bcc85acc7517/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dcc-lsystem`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name koch_curve_video examples/koch_curve_video.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=bc1c8d37b26ec23d -C extra-filename=-bc1c8d37b26ec23d --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern color_quant=/opt/rustwide/target/debug/deps/libcolor_quant-379ba392164804ea.rlib --extern dcc_lsystem=/opt/rustwide/target/debug/deps/libdcc_lsystem-68b34c9f0892df50.rlib --extern dcc_lsystem_derive=/opt/rustwide/target/debug/deps/libdcc_lsystem_derive-4b2290908d8fedf5.so --extern gif=/opt/rustwide/target/debug/deps/libgif-4e69c2972434966e.rlib --extern gifski=/opt/rustwide/target/debug/deps/libgifski-18cb5dd1a9e233b8.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-25fa3fb69583d6e7.rlib --extern imageproc=/opt/rustwide/target/debug/deps/libimageproc-8217a737e3ae5b48.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-0bb2f2b904eb618d.rlib --extern objekt=/opt/rustwide/target/debug/deps/libobjekt-baa1013f4ab65a5a.rlib --extern pbr=/opt/rustwide/target/debug/deps/libpbr-7c73a61ec4cdea4a.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-9977458248527f73.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-1906c532e1287b90.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-e7bece46dea865a1.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/backtrace-sys-18c5be351582dcbb/out -L native=/opt/rustwide/target/debug/build/imagequant-sys-19f5bcc85acc7517/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dcc-lsystem`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name dragon_curve examples/dragon_curve.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=2ef39e0668af8caf -C extra-filename=-2ef39e0668af8caf --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern color_quant=/opt/rustwide/target/debug/deps/libcolor_quant-379ba392164804ea.rlib --extern dcc_lsystem=/opt/rustwide/target/debug/deps/libdcc_lsystem-68b34c9f0892df50.rlib --extern dcc_lsystem_derive=/opt/rustwide/target/debug/deps/libdcc_lsystem_derive-4b2290908d8fedf5.so --extern gif=/opt/rustwide/target/debug/deps/libgif-4e69c2972434966e.rlib --extern gifski=/opt/rustwide/target/debug/deps/libgifski-18cb5dd1a9e233b8.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-25fa3fb69583d6e7.rlib --extern imageproc=/opt/rustwide/target/debug/deps/libimageproc-8217a737e3ae5b48.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-0bb2f2b904eb618d.rlib --extern objekt=/opt/rustwide/target/debug/deps/libobjekt-baa1013f4ab65a5a.rlib --extern pbr=/opt/rustwide/target/debug/deps/libpbr-7c73a61ec4cdea4a.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-9977458248527f73.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-1906c532e1287b90.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-e7bece46dea865a1.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/backtrace-sys-18c5be351582dcbb/out -L native=/opt/rustwide/target/debug/build/imagequant-sys-19f5bcc85acc7517/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dcc-lsystem`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name fractal_binary_tree examples/fractal_binary_tree.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=99515460d7f1f39d -C extra-filename=-99515460d7f1f39d --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern color_quant=/opt/rustwide/target/debug/deps/libcolor_quant-379ba392164804ea.rlib --extern dcc_lsystem=/opt/rustwide/target/debug/deps/libdcc_lsystem-68b34c9f0892df50.rlib --extern dcc_lsystem_derive=/opt/rustwide/target/debug/deps/libdcc_lsystem_derive-4b2290908d8fedf5.so --extern gif=/opt/rustwide/target/debug/deps/libgif-4e69c2972434966e.rlib --extern gifski=/opt/rustwide/target/debug/deps/libgifski-18cb5dd1a9e233b8.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-25fa3fb69583d6e7.rlib --extern imageproc=/opt/rustwide/target/debug/deps/libimageproc-8217a737e3ae5b48.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-0bb2f2b904eb618d.rlib --extern objekt=/opt/rustwide/target/debug/deps/libobjekt-baa1013f4ab65a5a.rlib --extern pbr=/opt/rustwide/target/debug/deps/libpbr-7c73a61ec4cdea4a.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-9977458248527f73.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-1906c532e1287b90.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-e7bece46dea865a1.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/backtrace-sys-18c5be351582dcbb/out -L native=/opt/rustwide/target/debug/build/imagequant-sys-19f5bcc85acc7517/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dcc-lsystem`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name fractal_plant examples/fractal_plant.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=203b385fdfe64f51 -C extra-filename=-203b385fdfe64f51 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern color_quant=/opt/rustwide/target/debug/deps/libcolor_quant-379ba392164804ea.rlib --extern dcc_lsystem=/opt/rustwide/target/debug/deps/libdcc_lsystem-68b34c9f0892df50.rlib --extern dcc_lsystem_derive=/opt/rustwide/target/debug/deps/libdcc_lsystem_derive-4b2290908d8fedf5.so --extern gif=/opt/rustwide/target/debug/deps/libgif-4e69c2972434966e.rlib --extern gifski=/opt/rustwide/target/debug/deps/libgifski-18cb5dd1a9e233b8.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-25fa3fb69583d6e7.rlib --extern imageproc=/opt/rustwide/target/debug/deps/libimageproc-8217a737e3ae5b48.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-0bb2f2b904eb618d.rlib --extern objekt=/opt/rustwide/target/debug/deps/libobjekt-baa1013f4ab65a5a.rlib --extern pbr=/opt/rustwide/target/debug/deps/libpbr-7c73a61ec4cdea4a.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-9977458248527f73.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-1906c532e1287b90.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-e7bece46dea865a1.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/backtrace-sys-18c5be351582dcbb/out -L native=/opt/rustwide/target/debug/build/imagequant-sys-19f5bcc85acc7517/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dcc-lsystem`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name koch_curve examples/koch_curve.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=c02c7eb94069970f -C extra-filename=-c02c7eb94069970f --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern color_quant=/opt/rustwide/target/debug/deps/libcolor_quant-379ba392164804ea.rlib --extern dcc_lsystem=/opt/rustwide/target/debug/deps/libdcc_lsystem-68b34c9f0892df50.rlib --extern dcc_lsystem_derive=/opt/rustwide/target/debug/deps/libdcc_lsystem_derive-4b2290908d8fedf5.so --extern gif=/opt/rustwide/target/debug/deps/libgif-4e69c2972434966e.rlib --extern gifski=/opt/rustwide/target/debug/deps/libgifski-18cb5dd1a9e233b8.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-25fa3fb69583d6e7.rlib --extern imageproc=/opt/rustwide/target/debug/deps/libimageproc-8217a737e3ae5b48.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-0bb2f2b904eb618d.rlib --extern objekt=/opt/rustwide/target/debug/deps/libobjekt-baa1013f4ab65a5a.rlib --extern pbr=/opt/rustwide/target/debug/deps/libpbr-7c73a61ec4cdea4a.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-9977458248527f73.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-1906c532e1287b90.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-e7bece46dea865a1.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/backtrace-sys-18c5be351582dcbb/out -L native=/opt/rustwide/target/debug/build/imagequant-sys-19f5bcc85acc7517/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dcc-lsystem`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name sierpinski_triangle examples/sierpinski_triangle.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=1bbcbf6207a99633 -C extra-filename=-1bbcbf6207a99633 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern color_quant=/opt/rustwide/target/debug/deps/libcolor_quant-379ba392164804ea.rlib --extern dcc_lsystem=/opt/rustwide/target/debug/deps/libdcc_lsystem-68b34c9f0892df50.rlib --extern dcc_lsystem_derive=/opt/rustwide/target/debug/deps/libdcc_lsystem_derive-4b2290908d8fedf5.so --extern gif=/opt/rustwide/target/debug/deps/libgif-4e69c2972434966e.rlib --extern gifski=/opt/rustwide/target/debug/deps/libgifski-18cb5dd1a9e233b8.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-25fa3fb69583d6e7.rlib --extern imageproc=/opt/rustwide/target/debug/deps/libimageproc-8217a737e3ae5b48.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-0bb2f2b904eb618d.rlib --extern objekt=/opt/rustwide/target/debug/deps/libobjekt-baa1013f4ab65a5a.rlib --extern pbr=/opt/rustwide/target/debug/deps/libpbr-7c73a61ec4cdea4a.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-9977458248527f73.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-1906c532e1287b90.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-e7bece46dea865a1.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/backtrace-sys-18c5be351582dcbb/out -L native=/opt/rustwide/target/debug/build/imagequant-sys-19f5bcc85acc7517/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dcc-lsystem`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name sierpinski_arrowhead examples/sierpinski_arrowhead.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=f44b2ac8c6221e6f -C extra-filename=-f44b2ac8c6221e6f --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern color_quant=/opt/rustwide/target/debug/deps/libcolor_quant-379ba392164804ea.rlib --extern dcc_lsystem=/opt/rustwide/target/debug/deps/libdcc_lsystem-68b34c9f0892df50.rlib --extern dcc_lsystem_derive=/opt/rustwide/target/debug/deps/libdcc_lsystem_derive-4b2290908d8fedf5.so --extern gif=/opt/rustwide/target/debug/deps/libgif-4e69c2972434966e.rlib --extern gifski=/opt/rustwide/target/debug/deps/libgifski-18cb5dd1a9e233b8.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-25fa3fb69583d6e7.rlib --extern imageproc=/opt/rustwide/target/debug/deps/libimageproc-8217a737e3ae5b48.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-0bb2f2b904eb618d.rlib --extern objekt=/opt/rustwide/target/debug/deps/libobjekt-baa1013f4ab65a5a.rlib --extern pbr=/opt/rustwide/target/debug/deps/libpbr-7c73a61ec4cdea4a.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-9977458248527f73.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-1906c532e1287b90.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-e7bece46dea865a1.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/backtrace-sys-18c5be351582dcbb/out -L native=/opt/rustwide/target/debug/build/imagequant-sys-19f5bcc85acc7517/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dcc-lsystem`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name cantor_set examples/cantor_set.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=d413d293036b787e -C extra-filename=-d413d293036b787e --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern color_quant=/opt/rustwide/target/debug/deps/libcolor_quant-379ba392164804ea.rlib --extern dcc_lsystem=/opt/rustwide/target/debug/deps/libdcc_lsystem-68b34c9f0892df50.rlib --extern dcc_lsystem_derive=/opt/rustwide/target/debug/deps/libdcc_lsystem_derive-4b2290908d8fedf5.so --extern gif=/opt/rustwide/target/debug/deps/libgif-4e69c2972434966e.rlib --extern gifski=/opt/rustwide/target/debug/deps/libgifski-18cb5dd1a9e233b8.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-25fa3fb69583d6e7.rlib --extern imageproc=/opt/rustwide/target/debug/deps/libimageproc-8217a737e3ae5b48.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-0bb2f2b904eb618d.rlib --extern objekt=/opt/rustwide/target/debug/deps/libobjekt-baa1013f4ab65a5a.rlib --extern pbr=/opt/rustwide/target/debug/deps/libpbr-7c73a61ec4cdea4a.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-9977458248527f73.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-1906c532e1287b90.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-e7bece46dea865a1.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/backtrace-sys-18c5be351582dcbb/out -L native=/opt/rustwide/target/debug/build/imagequant-sys-19f5bcc85acc7517/out` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "e49c065a8882ce55a956dd2dde77e47a21dea9435484c5fe426a634a3fb5c61c"`
[INFO] running `"docker" "rm" "-f" "e49c065a8882ce55a956dd2dde77e47a21dea9435484c5fe426a634a3fb5c61c"`
[INFO] [stdout] e49c065a8882ce55a956dd2dde77e47a21dea9435484c5fe426a634a3fb5c61c