[INFO] cloning repository https://github.com/Kyle-Hermens/gstreamer-frame-extractor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kyle-Hermens/gstreamer-frame-extractor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyle-Hermens%2Fgstreamer-frame-extractor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyle-Hermens%2Fgstreamer-frame-extractor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07088900f4164ba7455ac1eb49c4b2866442fc4e
[INFO] documenting Kyle-Hermens/gstreamer-frame-extractor against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyle-Hermens%2Fgstreamer-frame-extractor" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kyle-Hermens/gstreamer-frame-extractor on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kyle-Hermens/gstreamer-frame-extractor
[INFO] finished tweaking git repo https://github.com/Kyle-Hermens/gstreamer-frame-extractor
[INFO] tweaked toml for git repo https://github.com/Kyle-Hermens/gstreamer-frame-extractor written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Kyle-Hermens/gstreamer-frame-extractor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gstreamer-app-sys v0.8.1
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.5
[INFO] [stderr]   Downloaded gstreamer-audio-sys v0.8.1
[INFO] [stderr]   Downloaded gstreamer v0.15.0
[INFO] [stderr]   Downloaded gstreamer-base-sys v0.8.1
[INFO] [stderr]   Downloaded glib v0.9.0
[INFO] [stderr]   Downloaded gstreamer-base v0.15.0
[INFO] [stderr]   Downloaded gstreamer-video-sys v0.8.1
[INFO] [stderr]   Downloaded gstreamer-app v0.15.0
[INFO] [stderr]   Downloaded gstreamer-sys v0.8.1
[INFO] [stderr]   Downloaded gstreamer-audio v0.15.0
[INFO] [stderr]   Downloaded gstreamer-video v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06b5d4bfb4bc8a077e7ab62196229459e2d5bd60bcfee4b467dbb2c0938199b7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "06b5d4bfb4bc8a077e7ab62196229459e2d5bd60bcfee4b467dbb2c0938199b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06b5d4bfb4bc8a077e7ab62196229459e2d5bd60bcfee4b467dbb2c0938199b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b5d4bfb4bc8a077e7ab62196229459e2d5bd60bcfee4b467dbb2c0938199b7", kill_on_drop: false }`
[INFO] [stdout] 06b5d4bfb4bc8a077e7ab62196229459e2d5bd60bcfee4b467dbb2c0938199b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTDOCFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad9f2c4bd7ce1a1e6d56d42d01d1deb3e8efc213551d5ff621c42005f9364ac9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ad9f2c4bd7ce1a1e6d56d42d01d1deb3e8efc213551d5ff621c42005f9364ac9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]    Compiling gstreamer v0.15.0
[INFO] [stderr]    Compiling gstreamer-base v0.15.0
[INFO] [stderr]    Compiling gstreamer-video v0.15.0
[INFO] [stderr]    Compiling gstreamer-app v0.15.0
[INFO] [stderr]    Compiling gstreamer-audio v0.15.0
[INFO] [stderr]     Checking array-init v0.1.1
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling gstreamer-sys v0.8.1
[INFO] [stderr]    Compiling gstreamer-base-sys v0.8.1
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]    Compiling gstreamer-app-sys v0.8.1
[INFO] [stderr]    Compiling gstreamer-audio-sys v0.8.1
[INFO] [stderr]    Compiling gstreamer-video-sys v0.8.1
[INFO] [stderr]     Checking glib-sys v0.9.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling paste-impl v0.1.6
[INFO] [stderr]     Checking gobject-sys v0.9.1
[INFO] [stderr] error: failed to run custom build command for `gstreamer-app-sys v0.8.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gstreamer-app-sys-f3e3fba84fa7ac83/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   `"pkg-config" "--libs" "--cflags" "gstreamer-app-1.0" "gstreamer-app-1.0 >= 1.8"` did not exit successfully: exit code: 1
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Package gstreamer-app-1.0 was not found in the pkg-config search path.
[INFO] [stderr]   Perhaps you should add the directory containing `gstreamer-app-1.0.pc'
[INFO] [stderr]   to the PKG_CONFIG_PATH environment variable
[INFO] [stderr]   No package 'gstreamer-app-1.0' found
[INFO] [stderr]   Package gstreamer-app-1.0 was not found in the pkg-config search path.
[INFO] [stderr]   Perhaps you should add the directory containing `gstreamer-app-1.0.pc'
[INFO] [stderr]   to the PKG_CONFIG_PATH environment variable
[INFO] [stderr]   No package 'gstreamer-app-1.0' found
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ad9f2c4bd7ce1a1e6d56d42d01d1deb3e8efc213551d5ff621c42005f9364ac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad9f2c4bd7ce1a1e6d56d42d01d1deb3e8efc213551d5ff621c42005f9364ac9", kill_on_drop: false }`
[INFO] [stdout] ad9f2c4bd7ce1a1e6d56d42d01d1deb3e8efc213551d5ff621c42005f9364ac9