[INFO] fetching crate gst-plugin-rspng 0.7.0...
[INFO] checking gst-plugin-rspng-0.7.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate gst-plugin-rspng 0.7.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate gst-plugin-rspng 0.7.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gst-plugin-rspng 0.7.0
[INFO] finished tweaking crates.io crate gst-plugin-rspng 0.7.0
[INFO] tweaked toml for crates.io crate gst-plugin-rspng 0.7.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate gst-plugin-rspng 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8a9747b5178ee44683215d7335219ce451edd6c21c4db828e304c0e9cd126a7
[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" "c8a9747b5178ee44683215d7335219ce451edd6c21c4db828e304c0e9cd126a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8a9747b5178ee44683215d7335219ce451edd6c21c4db828e304c0e9cd126a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a9747b5178ee44683215d7335219ce451edd6c21c4db828e304c0e9cd126a7", kill_on_drop: false }`
[INFO] [stdout] c8a9747b5178ee44683215d7335219ce451edd6c21c4db828e304c0e9cd126a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] d9a1eae5856eb0f53cf548e4a25d856f1f342ec6ae519c9d19edb343d8912427
[INFO] running `Command { std: "docker" "start" "-a" "d9a1eae5856eb0f53cf548e4a25d856f1f342ec6ae519c9d19edb343d8912427", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking atomic_refcell v0.1.7
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling system-deps v3.1.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]    Compiling glib-macros v0.14.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling glib-sys v0.14.0
[INFO] [stderr]    Compiling gobject-sys v0.14.0
[INFO] [stderr]    Compiling gstreamer-sys v0.17.0
[INFO] [stderr]    Compiling gstreamer-base-sys v0.17.0
[INFO] [stderr]    Compiling gstreamer-video-sys v0.17.0
[INFO] [stderr]    Compiling gstreamer-check-sys v0.17.0
[INFO] [stderr]    Compiling gst-plugin-version-helper v0.7.0
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: `"pkg-config" "--libs" "--cflags" "gstreamer-video-1.0" "gstreamer-video-1.0 >= 1.8"` did not exit successfully: exit status: 1
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `gstreamer-video-sys v0.17.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gstreamer-video-sys-c57a0793a4226b67/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=GSTREAMER_VIDEO_1.0_NO_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=GSTREAMER_VIDEO_1.0_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=GSTREAMER_VIDEO_1.0_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr]   cargo:warning=`"pkg-config" "--libs" "--cflags" "gstreamer-video-1.0" "gstreamer-video-1.0 >= 1.8"` did not exit successfully: exit status: 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" "d9a1eae5856eb0f53cf548e4a25d856f1f342ec6ae519c9d19edb343d8912427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9a1eae5856eb0f53cf548e4a25d856f1f342ec6ae519c9d19edb343d8912427", kill_on_drop: false }`
[INFO] [stdout] d9a1eae5856eb0f53cf548e4a25d856f1f342ec6ae519c9d19edb343d8912427