[INFO] cloning repository https://github.com/voc/debian-timelens
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/voc/debian-timelens" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoc%2Fdebian-timelens", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoc%2Fdebian-timelens'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2427477398cb5797e614b517e9b3e09ebb198024
[INFO] testing voc/debian-timelens against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoc%2Fdebian-timelens" "/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/voc/debian-timelens on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/voc/debian-timelens
[INFO] finished tweaking git repo https://github.com/voc/debian-timelens
[INFO] tweaked toml for git repo https://github.com/voc/debian-timelens written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/voc/debian-timelens already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded globwalk v0.5.0
[INFO] [stderr]   Downloaded serde v1.0.87
[INFO] [stderr]   Downloaded gstreamer-base v0.12.2
[INFO] [stderr]   Downloaded globset v0.4.2
[INFO] [stderr]   Downloaded assert_cmd v0.11.0
[INFO] [stderr]   Downloaded ignore v0.4.6
[INFO] [stderr]   Downloaded gstreamer v0.12.2
[INFO] [stderr]   Downloaded assert_fs v0.11.3
[INFO] [stderr]   Downloaded gstreamer-base-sys v0.6.2
[INFO] [stderr]   Downloaded gstreamer-sys v0.6.2
[INFO] [stderr]   Downloaded rand_jitter v0.1.2
[INFO] [stderr]   Downloaded gstreamer-app-sys v0.6.2
[INFO] [stderr]   Downloaded gstreamer-app v0.12.2
[INFO] [stderr]   Downloaded muldiv v0.2.0
[INFO] [stderr]   Downloaded tempfile v3.0.5
[INFO] [stderr]   Downloaded serde_derive v1.0.87
[INFO] [stderr]   Downloaded predicates v1.0.0
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f801783a284f8ca94ac5019e608d55a71ae76473e2d8e1d509b7a96ed9979eba
[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" "f801783a284f8ca94ac5019e608d55a71ae76473e2d8e1d509b7a96ed9979eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f801783a284f8ca94ac5019e608d55a71ae76473e2d8e1d509b7a96ed9979eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f801783a284f8ca94ac5019e608d55a71ae76473e2d8e1d509b7a96ed9979eba", kill_on_drop: false }`
[INFO] [stdout] f801783a284f8ca94ac5019e608d55a71ae76473e2d8e1d509b7a96ed9979eba
[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" "RUSTFLAGS=--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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1d630b667d8898d3cbe9f8186ac75e3f143437d75b78d07298e499ae4c3cce5
[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" "b1d630b667d8898d3cbe9f8186ac75e3f143437d75b78d07298e499ae4c3cce5", kill_on_drop: false }`
[INFO] [stderr]    Compiling gobject-sys v0.7.0
[INFO] [stderr]    Compiling gstreamer-app-sys v0.6.2
[INFO] [stderr] error: failed to run custom build command for `gstreamer-app-sys v0.6.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gstreamer-app-sys-9403f0c45b5526fa/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   `"pkg-config" "--libs" "--cflags" "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] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b1d630b667d8898d3cbe9f8186ac75e3f143437d75b78d07298e499ae4c3cce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1d630b667d8898d3cbe9f8186ac75e3f143437d75b78d07298e499ae4c3cce5", kill_on_drop: false }`
[INFO] [stdout] b1d630b667d8898d3cbe9f8186ac75e3f143437d75b78d07298e499ae4c3cce5