[INFO] fetching crate gstreamer-utils 0.21.2...
[INFO] testing gstreamer-utils-0.21.2 against 1.75.0 for beta-1.76-1
[INFO] extracting crate gstreamer-utils 0.21.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate gstreamer-utils 0.21.2 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gstreamer-utils 0.21.2
[INFO] finished tweaking crates.io crate gstreamer-utils 0.21.2
[INFO] tweaked toml for crates.io crate gstreamer-utils 0.21.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gstreamer-video-sys v0.21.2
[INFO] [stderr]   Downloaded gstreamer-base-sys v0.21.1
[INFO] [stderr]   Downloaded gstreamer-base v0.21.2
[INFO] [stderr]   Downloaded muldiv v1.0.1
[INFO] [stderr]   Downloaded pretty-hex v0.4.1
[INFO] [stderr]   Downloaded gstreamer-sys v0.21.2
[INFO] [stderr]   Downloaded option-operations v0.5.0
[INFO] [stderr]   Downloaded gstreamer-video v0.21.2
[INFO] [stderr]   Downloaded gstreamer v0.21.3
[INFO] [stderr]   Downloaded gstreamer-app v0.21.2
[INFO] [stderr]   Downloaded gstreamer-app-sys v0.21.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40d4e6e47d01e81ca613d1e84ea0865fe80780b584e4cee741984c037a431aab
[INFO] running `Command { std: "docker" "start" "-a" "40d4e6e47d01e81ca613d1e84ea0865fe80780b584e4cee741984c037a431aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40d4e6e47d01e81ca613d1e84ea0865fe80780b584e4cee741984c037a431aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d4e6e47d01e81ca613d1e84ea0865fe80780b584e4cee741984c037a431aab", kill_on_drop: false }`
[INFO] [stdout] 40d4e6e47d01e81ca613d1e84ea0865fe80780b584e4cee741984c037a431aab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba820dfdbba6753bdad7b315dd871bcd2fd93a507233b8e1082b8bb2cbd5b9f0
[INFO] running `Command { std: "docker" "start" "-a" "ba820dfdbba6753bdad7b315dd871bcd2fd93a507233b8e1082b8bb2cbd5b9f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling winnow v0.5.32
[INFO] [stderr]    Compiling target-lexicon v0.12.13
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling option-operations v0.5.0
[INFO] [stderr]    Compiling pretty-hex v0.4.1
[INFO] [stderr]    Compiling muldiv v1.0.1
[INFO] [stderr]    Compiling atomic_refcell v0.1.13
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling cfg-expr v0.15.6
[INFO] [stderr]    Compiling serde_spanned v0.6.5
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling toml_edit v0.20.2
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling toml v0.8.2
[INFO] [stderr]    Compiling proc-macro-crate v2.0.1
[INFO] [stderr]    Compiling system-deps v6.2.0
[INFO] [stderr]    Compiling glib-macros v0.18.5
[INFO] [stderr]    Compiling glib-sys v0.18.1
[INFO] [stderr]    Compiling gobject-sys v0.18.0
[INFO] [stderr]    Compiling gstreamer-sys v0.21.2
[INFO] [stderr]    Compiling gstreamer-base-sys v0.21.1
[INFO] [stderr]    Compiling gio-sys v0.18.1
[INFO] [stderr]    Compiling gstreamer-video-sys v0.21.2
[INFO] [stderr]    Compiling gstreamer-app-sys v0.21.1
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: gstreamer-video-sys@0.21.2: 
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `gstreamer-video-sys v0.21.2`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gstreamer-video-sys-38060f6a1ba7dc5d/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_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG
[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=
[INFO] [stderr]   pkg-config exited with status code 1
[INFO] [stderr]   > PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1 pkg-config --libs --cflags gstreamer-video-1.0 gstreamer-video-1.0 >= 1.20
[INFO] [stderr] 
[INFO] [stderr]   The system library `gstreamer-video-1.0` required by crate `gstreamer-video-sys` was not found.
[INFO] [stderr]   The file `gstreamer-video-1.0.pc` needs to be installed and the PKG_CONFIG_PATH environment variable must contain its parent directory.
[INFO] [stderr]   The PKG_CONFIG_PATH environment variable is not set.
[INFO] [stderr] 
[INFO] [stderr]   HINT: if you have installed the library, try setting PKG_CONFIG_PATH to the directory containing `gstreamer-video-1.0.pc`.
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ba820dfdbba6753bdad7b315dd871bcd2fd93a507233b8e1082b8bb2cbd5b9f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba820dfdbba6753bdad7b315dd871bcd2fd93a507233b8e1082b8bb2cbd5b9f0", kill_on_drop: false }`
[INFO] [stdout] ba820dfdbba6753bdad7b315dd871bcd2fd93a507233b8e1082b8bb2cbd5b9f0
[INFO] testing gstreamer-utils-0.21.2 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate gstreamer-utils 0.21.2 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate gstreamer-utils 0.21.2 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gstreamer-utils 0.21.2
[INFO] finished tweaking crates.io crate gstreamer-utils 0.21.2
[INFO] tweaked toml for crates.io crate gstreamer-utils 0.21.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bc8387c34271a4b5fdfea750eb19195289b87811423834b2f031e94480d8935
[INFO] running `Command { std: "docker" "start" "-a" "3bc8387c34271a4b5fdfea750eb19195289b87811423834b2f031e94480d8935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bc8387c34271a4b5fdfea750eb19195289b87811423834b2f031e94480d8935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bc8387c34271a4b5fdfea750eb19195289b87811423834b2f031e94480d8935", kill_on_drop: false }`
[INFO] [stdout] 3bc8387c34271a4b5fdfea750eb19195289b87811423834b2f031e94480d8935
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3835786f6c2229403464025f76091ee2fcba93f28e45cdd3f4b7607b14a1f945
[INFO] running `Command { std: "docker" "start" "-a" "3835786f6c2229403464025f76091ee2fcba93f28e45cdd3f4b7607b14a1f945", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling winnow v0.5.32
[INFO] [stderr]    Compiling target-lexicon v0.12.13
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling option-operations v0.5.0
[INFO] [stderr]    Compiling muldiv v1.0.1
[INFO] [stderr]    Compiling pretty-hex v0.4.1
[INFO] [stderr]    Compiling atomic_refcell v0.1.13
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling cfg-expr v0.15.6
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling serde_spanned v0.6.5
[INFO] [stderr]    Compiling toml_edit v0.20.2
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling toml v0.8.2
[INFO] [stderr]    Compiling proc-macro-crate v2.0.1
[INFO] [stderr]    Compiling system-deps v6.2.0
[INFO] [stderr]    Compiling glib-macros v0.18.5
[INFO] [stderr]    Compiling glib-sys v0.18.1
[INFO] [stderr]    Compiling gobject-sys v0.18.0
[INFO] [stderr]    Compiling gstreamer-sys v0.21.2
[INFO] [stderr]    Compiling gio-sys v0.18.1
[INFO] [stderr]    Compiling gstreamer-base-sys v0.21.1
[INFO] [stderr]    Compiling gstreamer-video-sys v0.21.2
[INFO] [stderr]    Compiling gstreamer-app-sys v0.21.1
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: gstreamer-app-sys@0.21.1: 
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `gstreamer-app-sys v0.21.1`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gstreamer-app-sys-349e67a3b542b774/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=GSTREAMER_APP_1.0_NO_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG
[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=
[INFO] [stderr]   pkg-config exited with status code 1
[INFO] [stderr]   > PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1 pkg-config --libs --cflags gstreamer-app-1.0 gstreamer-app-1.0 >= 1.20
[INFO] [stderr] 
[INFO] [stderr]   The system library `gstreamer-app-1.0` required by crate `gstreamer-app-sys` was not found.
[INFO] [stderr]   The file `gstreamer-app-1.0.pc` needs to be installed and the PKG_CONFIG_PATH environment variable must contain its parent directory.
[INFO] [stderr]   The PKG_CONFIG_PATH environment variable is not set.
[INFO] [stderr] 
[INFO] [stderr]   HINT: if you have installed the library, try setting PKG_CONFIG_PATH to the directory containing `gstreamer-app-1.0.pc`.
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3835786f6c2229403464025f76091ee2fcba93f28e45cdd3f4b7607b14a1f945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3835786f6c2229403464025f76091ee2fcba93f28e45cdd3f4b7607b14a1f945", kill_on_drop: false }`
[INFO] [stdout] 3835786f6c2229403464025f76091ee2fcba93f28e45cdd3f4b7607b14a1f945
