[INFO] cloning repository https://github.com/upsuper/video-sampler
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/upsuper/video-sampler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fupsuper%2Fvideo-sampler"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fupsuper%2Fvideo-sampler'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] be366b4a5e47ef8ee0522504de42544075660df9
[INFO] testing upsuper/video-sampler against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fupsuper%2Fvideo-sampler" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/upsuper/video-sampler on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/upsuper/video-sampler
[INFO] finished tweaking git repo https://github.com/upsuper/video-sampler
[INFO] tweaked toml for git repo https://github.com/upsuper/video-sampler written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/upsuper/video-sampler already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ec09f9f20c1e5e232087f8b1387fb4ddcc88c097f4895bc34b1f3956fe4511d6
[INFO] running `"docker" "start" "-a" "ec09f9f20c1e5e232087f8b1387fb4ddcc88c097f4895bc34b1f3956fe4511d6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling gstreamer v0.15.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling gstreamer-base v0.15.4
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling muldiv v0.2.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling gstreamer-app v0.15.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling gstreamer-sys v0.8.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gstreamer-base-sys v0.8.1
[INFO] [stderr]    Compiling gstreamer-app-sys v0.8.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling video-sampler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling deflate v0.8.4
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr] error: failed to run custom build command for `gstreamer-app-sys v0.8.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gstreamer-app-sys-406874e74f425660/build-script-build` (exit code: 1)
[INFO] [stderr] --- stderr
[INFO] [stderr] `"pkg-config" "--libs" "--cflags" "gstreamer-app-1.0" "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] 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] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "ec09f9f20c1e5e232087f8b1387fb4ddcc88c097f4895bc34b1f3956fe4511d6"`
[INFO] running `"docker" "rm" "-f" "ec09f9f20c1e5e232087f8b1387fb4ddcc88c097f4895bc34b1f3956fe4511d6"`
[INFO] [stdout] ec09f9f20c1e5e232087f8b1387fb4ddcc88c097f4895bc34b1f3956fe4511d6