[INFO] cloning repository https://github.com/raytiley/rtp-inter-element-sync
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raytiley/rtp-inter-element-sync" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraytiley%2Frtp-inter-element-sync", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraytiley%2Frtp-inter-element-sync'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 112ef6c4c0bf6453da51adaca9d1afc4e65a1b58
[INFO] checking raytiley/rtp-inter-element-sync against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraytiley%2Frtp-inter-element-sync" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raytiley/rtp-inter-element-sync on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/raytiley/rtp-inter-element-sync
[INFO] finished tweaking git repo https://github.com/raytiley/rtp-inter-element-sync
[INFO] tweaked toml for git repo https://github.com/raytiley/rtp-inter-element-sync written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/raytiley/rtp-inter-element-sync already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 991ae8522a462cbbbaeea03dfd582294b1912aafe89e97453df1907f05546686
[INFO] running `Command { std: "docker" "start" "-a" "991ae8522a462cbbbaeea03dfd582294b1912aafe89e97453df1907f05546686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "991ae8522a462cbbbaeea03dfd582294b1912aafe89e97453df1907f05546686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "991ae8522a462cbbbaeea03dfd582294b1912aafe89e97453df1907f05546686", kill_on_drop: false }`
[INFO] [stdout] 991ae8522a462cbbbaeea03dfd582294b1912aafe89e97453df1907f05546686
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cf8a4c66def8ba9ab285460c0a1087c3bc883708d24f8d8b42ffe9ca281624f
[INFO] running `Command { std: "docker" "start" "-a" "7cf8a4c66def8ba9ab285460c0a1087c3bc883708d24f8d8b42ffe9ca281624f", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling gstreamer v0.14.0 (https://github.com/sdroege/gstreamer-rs#e0c0c7d4)
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking muldiv v0.2.0
[INFO] [stderr]    Compiling gstreamer-base v0.14.0 (https://github.com/sdroege/gstreamer-rs#e0c0c7d4)
[INFO] [stderr]    Compiling gstreamer-audio v0.14.0 (https://github.com/sdroege/gstreamer-rs#e0c0c7d4)
[INFO] [stderr]    Compiling gstreamer-video v0.14.0 (https://github.com/sdroege/gstreamer-rs#e0c0c7d4)
[INFO] [stderr]    Compiling gstreamer-app v0.14.0 (https://github.com/sdroege/gstreamer-rs#e0c0c7d4)
[INFO] [stderr]     Checking array-init v0.0.4
[INFO] [stderr]    Compiling glib-sys v0.8.0 (https://github.com/gtk-rs/sys#758341f5)
[INFO] [stderr]    Compiling gobject-sys v0.8.0 (https://github.com/gtk-rs/sys#758341f5)
[INFO] [stderr]    Compiling gstreamer-sys v0.8.0 (https://gitlab.freedesktop.org/gstreamer/gstreamer-rs-sys#e274b549)
[INFO] [stderr]    Compiling gstreamer-base-sys v0.8.0 (https://gitlab.freedesktop.org/gstreamer/gstreamer-rs-sys#e274b549)
[INFO] [stderr]    Compiling gstreamer-app-sys v0.8.0 (https://gitlab.freedesktop.org/gstreamer/gstreamer-rs-sys#e274b549)
[INFO] [stderr]    Compiling gstreamer-audio-sys v0.8.0 (https://gitlab.freedesktop.org/gstreamer/gstreamer-rs-sys#e274b549)
[INFO] [stderr]    Compiling gstreamer-video-sys v0.8.0 (https://gitlab.freedesktop.org/gstreamer/gstreamer-rs-sys#e274b549)
[INFO] [stderr] error: failed to run custom build command for `gstreamer-audio-sys v0.8.0 (https://gitlab.freedesktop.org/gstreamer/gstreamer-rs-sys#e274b549)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gstreamer-audio-sys-c5196b817a10ddf5/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   `"pkg-config" "--libs" "--cflags" "gstreamer-audio-1.0 >= 1.8"` did not exit successfully: exit status: 1
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Package gstreamer-audio-1.0 was not found in the pkg-config search path.
[INFO] [stderr]   Perhaps you should add the directory containing `gstreamer-audio-1.0.pc'
[INFO] [stderr]   to the PKG_CONFIG_PATH environment variable
[INFO] [stderr]   No package 'gstreamer-audio-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" "7cf8a4c66def8ba9ab285460c0a1087c3bc883708d24f8d8b42ffe9ca281624f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cf8a4c66def8ba9ab285460c0a1087c3bc883708d24f8d8b42ffe9ca281624f", kill_on_drop: false }`
[INFO] [stdout] 7cf8a4c66def8ba9ab285460c0a1087c3bc883708d24f8d8b42ffe9ca281624f