[INFO] cloning repository https://github.com/joonazan/sampled-fractal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joonazan/sampled-fractal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonazan%2Fsampled-fractal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonazan%2Fsampled-fractal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3d0eeb9335606b66b32a30c28f1ee990d66e4a3
[INFO] testing joonazan/sampled-fractal against try#613d1972a772987ed4ee06faccbab0e2fc839871+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonazan%2Fsampled-fractal" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joonazan/sampled-fractal on toolchain 613d1972a772987ed4ee06faccbab0e2fc839871
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joonazan/sampled-fractal
[INFO] finished tweaking git repo https://github.com/joonazan/sampled-fractal
[INFO] tweaked toml for git repo https://github.com/joonazan/sampled-fractal written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/joonazan/sampled-fractal 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" "+613d1972a772987ed4ee06faccbab0e2fc839871" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:9042d5c95763f71f7b0904716b98ccadf9fc47b0f382ee962aaaed2ac70c9b8d" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4634a5a8171e3efff0508c50d227a9ae375eb61171a05f9999dad0b5924bb971
[INFO] running `Command { std: "docker" "start" "-a" "4634a5a8171e3efff0508c50d227a9ae375eb61171a05f9999dad0b5924bb971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4634a5a8171e3efff0508c50d227a9ae375eb61171a05f9999dad0b5924bb971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4634a5a8171e3efff0508c50d227a9ae375eb61171a05f9999dad0b5924bb971", kill_on_drop: false }`
[INFO] [stdout] 4634a5a8171e3efff0508c50d227a9ae375eb61171a05f9999dad0b5924bb971
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:9042d5c95763f71f7b0904716b98ccadf9fc47b0f382ee962aaaed2ac70c9b8d" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] beac57a9f591eeb23f5f214e45a25fd7d056fddc8ea7eb37dce9d9a6c2c213c7
[INFO] running `Command { std: "docker" "start" "-a" "beac57a9f591eeb23f5f214e45a25fd7d056fddc8ea7eb37dce9d9a6c2c213c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling siphasher v0.2.1
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling serde v0.9.11
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling lazy_static v0.2.4
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling smallvec v0.1.8
[INFO] [stderr]    Compiling fnv v1.0.5
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling shared_library v0.1.5
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling tempfile v2.1.5
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling x11-dl v2.12.0
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling target_build_utils v0.3.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling glium v0.16.0
[INFO] [stderr]    Compiling serde_json v0.9.9
[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-0.3.0/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=60f995254da33721 -C extra-filename=-60f995254da33721 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern phf=/opt/rustwide/target/debug/deps/libphf-41dc2f261eaad486.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-6de0581dd3365d45.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" "beac57a9f591eeb23f5f214e45a25fd7d056fddc8ea7eb37dce9d9a6c2c213c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beac57a9f591eeb23f5f214e45a25fd7d056fddc8ea7eb37dce9d9a6c2c213c7", kill_on_drop: false }`
[INFO] [stdout] beac57a9f591eeb23f5f214e45a25fd7d056fddc8ea7eb37dce9d9a6c2c213c7