[INFO] cloning repository https://github.com/arthas168/rpi-display-brightness
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arthas168/rpi-display-brightness" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthas168%2Frpi-display-brightness", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthas168%2Frpi-display-brightness'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56e75377cea7204e5b0d36236fcdd414495e0dfa
[INFO] testing arthas168/rpi-display-brightness against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthas168%2Frpi-display-brightness" "/workspace/builds/worker-70/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-70/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arthas168/rpi-display-brightness on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arthas168/rpi-display-brightness
[INFO] finished tweaking git repo https://github.com/arthas168/rpi-display-brightness
[INFO] tweaked toml for git repo https://github.com/arthas168/rpi-display-brightness written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] crate git repo https://github.com/arthas168/rpi-display-brightness already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded freetype v0.5.1
[INFO] [stderr]   Downloaded harfbuzz_rs v1.2.0
[INFO] [stderr]   Downloaded simplecss v0.2.0
[INFO] [stderr]   Downloaded usvg v0.9.1
[INFO] [stderr]   Downloaded roxmltree v0.11.0
[INFO] [stderr]   Downloaded fsio v0.2.0
[INFO] [stderr]   Downloaded run_script v0.8.0
[INFO] [stderr]   Downloaded freetype-sys v0.11.0
[INFO] [stderr]   Downloaded harfbuzz-sys v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bae3df0e9f91c4a109efdd1e84b272406f9cacf0a3277bff8c38464ffc90f516
[INFO] running `Command { std: "docker" "start" "-a" "bae3df0e9f91c4a109efdd1e84b272406f9cacf0a3277bff8c38464ffc90f516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bae3df0e9f91c4a109efdd1e84b272406f9cacf0a3277bff8c38464ffc90f516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bae3df0e9f91c4a109efdd1e84b272406f9cacf0a3277bff8c38464ffc90f516", kill_on_drop: false }`
[INFO] [stdout] bae3df0e9f91c4a109efdd1e84b272406f9cacf0a3277bff8c38464ffc90f516
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7e7ec1ab52a3855ef79b00018125d0c7331aab504dfc7628a5f33b60dd2a2b6
[INFO] running `Command { std: "docker" "start" "-a" "d7e7ec1ab52a3855ef79b00018125d0c7331aab504dfc7628a5f33b60dd2a2b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling tinystr v0.3.4
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling xi-unicode v0.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling float-cmp v0.5.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling xmlparser v0.13.3
[INFO] [stderr]    Compiling bytemuck v1.7.0
[INFO] [stderr]    Compiling fluent-syntax v0.9.3
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling unicode-vo v0.1.0
[INFO] [stderr]    Compiling rctree v0.3.3
[INFO] [stderr]    Compiling unicode-script v0.5.3
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling xmlwriter v0.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling kurbo v0.6.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling im v15.0.0
[INFO] [stderr]    Compiling type-map v0.4.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling roxmltree v0.11.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling data-url v0.1.0
[INFO] [stderr]    Compiling svgtypes v0.5.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling harfbuzz-sys v0.4.1
[INFO] [stderr]    Compiling gif v0.11.2
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling unic-langid-impl v0.9.0
[INFO] [stderr] error: could not compile `kurbo`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name kurbo --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/kurbo-0.6.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=67e7568d6bf59530 -C extra-filename=-67e7568d6bf59530 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-296c968c41983d0b.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d7e7ec1ab52a3855ef79b00018125d0c7331aab504dfc7628a5f33b60dd2a2b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7e7ec1ab52a3855ef79b00018125d0c7331aab504dfc7628a5f33b60dd2a2b6", kill_on_drop: false }`
[INFO] [stdout] d7e7ec1ab52a3855ef79b00018125d0c7331aab504dfc7628a5f33b60dd2a2b6