[INFO] cloning repository https://github.com/FractalBrew/musicbox-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FractalBrew/musicbox-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractalBrew%2Fmusicbox-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractalBrew%2Fmusicbox-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2030707c1b44c037a45122c813487d281e25f4e4
[INFO] documenting FractalBrew/musicbox-rs against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractalBrew%2Fmusicbox-rs" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FractalBrew/musicbox-rs on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-11/source/.cargo/config
[INFO] started tweaking git repo https://github.com/FractalBrew/musicbox-rs
[INFO] finished tweaking git repo https://github.com/FractalBrew/musicbox-rs
[INFO] tweaked toml for git repo https://github.com/FractalBrew/musicbox-rs written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/FractalBrew/musicbox-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.2.6
[INFO] [stderr]   Downloaded daemonize v0.4.1
[INFO] [stderr]   Downloaded gstreamer-sys v0.8.1
[INFO] [stderr]   Downloaded gstreamer-audio-sys v0.8.1
[INFO] [stderr]   Downloaded gstreamer-base-sys v0.8.1
[INFO] [stderr]   Downloaded glib v0.9.3
[INFO] [stderr]   Downloaded boxfnonce v0.1.1
[INFO] [stderr]   Downloaded num-rational v0.2.3
[INFO] [stderr]   Downloaded crossterm v0.16.0
[INFO] [stderr]   Downloaded warp v0.2.1
[INFO] [stderr]   Downloaded rust-embed-utils v5.0.0
[INFO] [stderr]   Downloaded time-macros-impl v0.1.0
[INFO] [stderr]   Downloaded gstreamer-audio v0.15.3
[INFO] [stderr]   Downloaded rust-embed-impl v5.3.0
[INFO] [stderr]   Downloaded array-init v0.1.1
[INFO] [stderr]   Downloaded rpi-async v0.1.0
[INFO] [stderr]   Downloaded gstreamer-base v0.15.3
[INFO] [stderr]   Downloaded headers v0.3.1
[INFO] [stderr]   Downloaded gstreamer v0.15.3
[INFO] [stderr]   Downloaded rust-embed v5.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 768cbd7bd4e4ef4e1c3af457c1ff42e15fbcf2e2773a70445202ff90af5623cf
[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" "768cbd7bd4e4ef4e1c3af457c1ff42e15fbcf2e2773a70445202ff90af5623cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "768cbd7bd4e4ef4e1c3af457c1ff42e15fbcf2e2773a70445202ff90af5623cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "768cbd7bd4e4ef4e1c3af457c1ff42e15fbcf2e2773a70445202ff90af5623cf", kill_on_drop: false }`
[INFO] [stdout] 768cbd7bd4e4ef4e1c3af457c1ff42e15fbcf2e2773a70445202ff90af5623cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1120b81250c9c15517a9f490c9b126b815b23c4fa80f0a7e094ee4dab30ce623
[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" "1120b81250c9c15517a9f490c9b126b815b23c4fa80f0a7e094ee4dab30ce623", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]    Compiling gstreamer v0.15.3
[INFO] [stderr]    Compiling gstreamer-base v0.15.3
[INFO] [stderr]    Compiling gstreamer-audio v0.15.3
[INFO] [stderr]     Checking boxfnonce v0.1.1
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gstreamer-sys v0.8.1
[INFO] [stderr]    Compiling gstreamer-base-sys v0.8.1
[INFO] [stderr]    Compiling gstreamer-audio-sys v0.8.1
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking daemonize v0.4.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking num-rational v0.2.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr] error: failed to run custom build command for `gstreamer-audio-sys v0.8.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gstreamer-audio-sys-6e31f1263181eb3e/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   `"pkg-config" "--libs" "--cflags" "gstreamer-audio-1.0" "gstreamer-audio-1.0 >= 1.8"` did not exit successfully: exit code: 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]   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" "1120b81250c9c15517a9f490c9b126b815b23c4fa80f0a7e094ee4dab30ce623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1120b81250c9c15517a9f490c9b126b815b23c4fa80f0a7e094ee4dab30ce623", kill_on_drop: false }`
[INFO] [stdout] 1120b81250c9c15517a9f490c9b126b815b23c4fa80f0a7e094ee4dab30ce623