[INFO] cloning repository https://github.com/3Hren/mandelbrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/3Hren/mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3Hren%2Fmandelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3Hren%2Fmandelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b3454ae379f4d274762fd1e3a6fe0654e084046
[INFO] testing 3Hren/mandelbrot against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3Hren%2Fmandelbrot" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/3Hren/mandelbrot on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/3Hren/mandelbrot
[INFO] finished tweaking git repo https://github.com/3Hren/mandelbrot
[INFO] tweaked toml for git repo https://github.com/3Hren/mandelbrot written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/3Hren/mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v0.2.9
[INFO] [stderr]   Downloaded backtrace v0.3.3
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded rustc-demangle v0.1.5
[INFO] [stderr]   Downloaded backtrace-sys v0.1.16
[INFO] [stderr]   Downloaded cc v1.0.3
[INFO] [stderr]   Downloaded pkg-config v0.3.9
[INFO] [stderr]   Downloaded gdi32-sys v0.1.1
[INFO] [stderr]   Downloaded objc v0.2.2
[INFO] [stderr]   Downloaded log v0.3.8
[INFO] [stderr]   Downloaded core-graphics v0.8.2
[INFO] [stderr]   Downloaded cocoa v0.9.2
[INFO] [stderr]   Downloaded core-foundation v0.4.4
[INFO] [stderr]   Downloaded khronos_api v2.0.0
[INFO] [stderr]   Downloaded glium v0.18.1
[INFO] [stderr]   Downloaded libc v0.2.33
[INFO] [stderr]   Downloaded gleam v0.4.14
[INFO] [stderr]   Downloaded core-foundation-sys v0.3.1
[INFO] [stderr]   Downloaded core-foundation v0.3.0
[INFO] [stderr]   Downloaded byteorder v1.1.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.4.4
[INFO] [stderr]   Downloaded smallvec v0.4.4
[INFO] [stderr]   Downloaded wayland-client v0.9.10
[INFO] [stderr]   Downloaded num-traits v0.1.40
[INFO] [stderr]   Downloaded bitflags v1.0.1
[INFO] [stderr]   Downloaded dwmapi-sys v0.1.0
[INFO] [stderr]   Downloaded shell32-sys v0.1.1
[INFO] [stderr]   Downloaded user32-sys v0.1.2
[INFO] [stderr]   Downloaded wayland-kbd v0.9.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.31
[INFO] [stderr]   Downloaded wayland-scanner v0.9.10
[INFO] [stderr]   Downloaded phf v0.7.21
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.2.0
[INFO] [stderr]   Downloaded fuchsia-zircon v0.2.1
[INFO] [stderr]   Downloaded rand v0.3.18
[INFO] [stderr]   Downloaded phf_generator v0.7.21
[INFO] [stderr]   Downloaded phf_shared v0.7.21
[INFO] [stderr]   Downloaded phf_codegen v0.7.21
[INFO] [stderr]   Downloaded wayland-sys v0.9.10
[INFO] [stderr]   Downloaded wayland-protocols v0.9.10
[INFO] [stderr]   Downloaded wayland-window v0.8.0
[INFO] [stderr]   Downloaded cgl v0.2.1
[INFO] [stderr]   Downloaded shared_library v0.1.7
[INFO] [stderr]   Downloaded winit v0.8.3
[INFO] [stderr]   Downloaded glutin v0.10.1
[INFO] [stderr]   Downloaded x11-dl v2.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7202033263a5bd455bf89c7fe76239bf90bcfef27ac92e25210d5eb1056358a2
[INFO] running `Command { std: "docker" "start" "-a" "7202033263a5bd455bf89c7fe76239bf90bcfef27ac92e25210d5eb1056358a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7202033263a5bd455bf89c7fe76239bf90bcfef27ac92e25210d5eb1056358a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7202033263a5bd455bf89c7fe76239bf90bcfef27ac92e25210d5eb1056358a2", kill_on_drop: false }`
[INFO] [stdout] 7202033263a5bd455bf89c7fe76239bf90bcfef27ac92e25210d5eb1056358a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84dc5a78a43c009bcf79b71b7cd8fa2f22c58a816c12cb0ebca10ec64b6f9b06
[INFO] running `Command { std: "docker" "start" "-a" "84dc5a78a43c009bcf79b71b7cd8fa2f22c58a816c12cb0ebca10ec64b6f9b06", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling khronos_api v2.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.5
[INFO] [stderr]    Compiling smallvec v0.4.4
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling shared_library v0.1.7
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-scanner v0.9.10
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling x11-dl v2.16.0
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.9.10
[INFO] [stderr]    Compiling wayland-protocols v0.9.10
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling glutin v0.10.1
[INFO] [stderr]    Compiling glium v0.18.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr] error: could not compile `target_build_utils`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name target_build_utils /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/target_build_utils-0.3.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="serde_json"' -C metadata=3e28281598c9bd97 -C extra-filename=-3e28281598c9bd97 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern phf=/opt/rustwide/target/debug/deps/libphf-5a086649b28d0e41.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-bc85d4f78beaea9e.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "84dc5a78a43c009bcf79b71b7cd8fa2f22c58a816c12cb0ebca10ec64b6f9b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84dc5a78a43c009bcf79b71b7cd8fa2f22c58a816c12cb0ebca10ec64b6f9b06", kill_on_drop: false }`
[INFO] [stdout] 84dc5a78a43c009bcf79b71b7cd8fa2f22c58a816c12cb0ebca10ec64b6f9b06