[INFO] crate gstreamer-webrtc 0.15.5 is already in cache
[INFO] testing gstreamer-webrtc-0.15.5 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate gstreamer-webrtc 0.15.5 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate gstreamer-webrtc 0.15.5 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 crates.io crate gstreamer-webrtc 0.15.5
[INFO] finished tweaking crates.io crate gstreamer-webrtc 0.15.5
[INFO] tweaked toml for crates.io crate gstreamer-webrtc 0.15.5 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 15a24d6706235daf868d1b2da1b69520b4712333fa58a2e2a84fda4aa2becd1b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "15a24d6706235daf868d1b2da1b69520b4712333fa58a2e2a84fda4aa2becd1b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gstreamer v0.15.6
[INFO] [stderr]    Compiling gstreamer-sdp v0.15.6
[INFO] [stderr]    Compiling muldiv v0.2.1
[INFO] [stderr]    Compiling gstreamer-webrtc v0.15.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling gstreamer-sys v0.8.1
[INFO] [stderr]    Compiling gstreamer-sdp-sys v0.8.1
[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 gstreamer-webrtc-sys v0.8.1
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr] error: failed to run custom build command for `gstreamer-sdp-sys v0.8.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gstreamer-sdp-sys-b706cb5100225318/build-script-build` (exit code: 1)
[INFO] [stderr] --- stderr
[INFO] [stderr] `"pkg-config" "--libs" "--cflags" "gstreamer-sdp-1.0" "gstreamer-sdp-1.0 >= 1.14"` did not exit successfully: exit code: 1
[INFO] [stderr] --- stderr
[INFO] [stderr] Package gstreamer-sdp-1.0 was not found in the pkg-config search path.
[INFO] [stderr] Perhaps you should add the directory containing `gstreamer-sdp-1.0.pc'
[INFO] [stderr] to the PKG_CONFIG_PATH environment variable
[INFO] [stderr] No package 'gstreamer-sdp-1.0' found
[INFO] [stderr] Package gstreamer-sdp-1.0 was not found in the pkg-config search path.
[INFO] [stderr] Perhaps you should add the directory containing `gstreamer-sdp-1.0.pc'
[INFO] [stderr] to the PKG_CONFIG_PATH environment variable
[INFO] [stderr] No package 'gstreamer-sdp-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" "15a24d6706235daf868d1b2da1b69520b4712333fa58a2e2a84fda4aa2becd1b"`
[INFO] running `"docker" "rm" "-f" "15a24d6706235daf868d1b2da1b69520b4712333fa58a2e2a84fda4aa2becd1b"`
[INFO] [stdout] 15a24d6706235daf868d1b2da1b69520b4712333fa58a2e2a84fda4aa2becd1b