[INFO] fetching crate gst-plugin-rspng 0.1.0...
[INFO] checking gst-plugin-rspng-0.1.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate gst-plugin-rspng 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate gst-plugin-rspng 0.1.0 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gst-plugin-rspng 0.1.0
[INFO] finished tweaking crates.io crate gst-plugin-rspng 0.1.0
[INFO] tweaked toml for crates.io crate gst-plugin-rspng 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate gst-plugin-rspng 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomic_refcell v0.1.6
[INFO] [stderr]   Downloaded deflate v0.8.6
[INFO] [stderr]   Downloaded png v0.16.6
[INFO] [stderr]   Downloaded miniz_oxide v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d80a1585ad4ce7ce21127d85e2522b71ce60b28141a9a61860079fb63db8071
[INFO] running `Command { std: "docker" "start" "-a" "7d80a1585ad4ce7ce21127d85e2522b71ce60b28141a9a61860079fb63db8071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d80a1585ad4ce7ce21127d85e2522b71ce60b28141a9a61860079fb63db8071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d80a1585ad4ce7ce21127d85e2522b71ce60b28141a9a61860079fb63db8071", kill_on_drop: false }`
[INFO] [stdout] 7d80a1585ad4ce7ce21127d85e2522b71ce60b28141a9a61860079fb63db8071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48db61c0f01278551a4adae8b3be02001f805e6ba96d1921e79d28c05963c5e4
[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" "48db61c0f01278551a4adae8b3be02001f805e6ba96d1921e79d28c05963c5e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling gstreamer-check v0.16.0
[INFO] [stderr]     Checking atomic_refcell v0.1.6
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling gstreamer-check-sys v0.9.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]    Compiling gst-plugin-rspng v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking gobject-sys v0.10.0
[INFO] [stderr]    Compiling gstreamer-video-sys v0.9.0
[INFO] [stderr] error: failed to run custom build command for `gstreamer-video-sys v0.9.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gstreamer-video-sys-a7fbb2f7df718a11/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   `"pkg-config" "--libs" "--cflags" "gstreamer-video-1.0" "gstreamer-video-1.0 >= 1.8"` did not exit successfully: exit code: 1
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Package gstreamer-video-1.0 was not found in the pkg-config search path.
[INFO] [stderr]   Perhaps you should add the directory containing `gstreamer-video-1.0.pc'
[INFO] [stderr]   to the PKG_CONFIG_PATH environment variable
[INFO] [stderr]   No package 'gstreamer-video-1.0' found
[INFO] [stderr]   Package gstreamer-video-1.0 was not found in the pkg-config search path.
[INFO] [stderr]   Perhaps you should add the directory containing `gstreamer-video-1.0.pc'
[INFO] [stderr]   to the PKG_CONFIG_PATH environment variable
[INFO] [stderr]   No package 'gstreamer-video-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" "48db61c0f01278551a4adae8b3be02001f805e6ba96d1921e79d28c05963c5e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48db61c0f01278551a4adae8b3be02001f805e6ba96d1921e79d28c05963c5e4", kill_on_drop: false }`
[INFO] [stdout] 48db61c0f01278551a4adae8b3be02001f805e6ba96d1921e79d28c05963c5e4