[INFO] cloning repository https://github.com/Igalia/gst-wpe-webrtc-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Igalia/gst-wpe-webrtc-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgalia%2Fgst-wpe-webrtc-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgalia%2Fgst-wpe-webrtc-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4c8104aa48a0174f3463af104feb88a08bdec64
[INFO] checking Igalia/gst-wpe-webrtc-demo against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgalia%2Fgst-wpe-webrtc-demo" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Igalia/gst-wpe-webrtc-demo on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Igalia/gst-wpe-webrtc-demo
[INFO] finished tweaking git repo https://github.com/Igalia/gst-wpe-webrtc-demo
[INFO] tweaked toml for git repo https://github.com/Igalia/gst-wpe-webrtc-demo written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Igalia/gst-wpe-webrtc-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.3
[INFO] [stderr]   Downloaded loom v0.3.4
[INFO] [stderr]   Downloaded pin-project v0.4.22
[INFO] [stderr]   Downloaded cc v1.0.56
[INFO] [stderr]   Downloaded gstreamer-sdp v0.15.6
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded pin-project-internal v0.4.22
[INFO] [stderr]   Downloaded proc-macro-error v1.0.3
[INFO] [stderr]   Downloaded async-tungstenite v0.7.0
[INFO] [stderr]   Downloaded tungstenite v0.11.0
[INFO] [stderr]   Downloaded gstreamer v0.15.7
[INFO] [stderr]   Downloaded gstreamer-sdp-sys v0.8.1
[INFO] [stderr]   Downloaded ron v0.3.0
[INFO] [stderr]   Downloaded strfmt v0.1.6
[INFO] [stderr]   Downloaded gstreamer-webrtc-sys v0.8.1
[INFO] [stderr]   Downloaded gstreamer-webrtc v0.15.5
[INFO] [stderr]   Downloaded gstreamer-sys v0.8.1
[INFO] [stderr]   Downloaded serde-xml-any v0.0.3
[INFO] [stderr]   Downloaded generator v0.6.21
[INFO] [stderr]   Downloaded bytes v0.5.5
[INFO] [stderr]   Downloaded serde_any v0.5.0
[INFO] [stderr]   Downloaded structopt-derive v0.4.8
[INFO] [stderr]   Downloaded serde_yaml v0.7.5
[INFO] [stderr]   Downloaded structopt v0.3.15
[INFO] [stderr]   Downloaded yaml-rust v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4597c5caef50b47ab61d5541ea23a2dada19690181903eca7a56c7fa93dcdbc5
[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" "4597c5caef50b47ab61d5541ea23a2dada19690181903eca7a56c7fa93dcdbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4597c5caef50b47ab61d5541ea23a2dada19690181903eca7a56c7fa93dcdbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4597c5caef50b47ab61d5541ea23a2dada19690181903eca7a56c7fa93dcdbc5", kill_on_drop: false }`
[INFO] [stdout] 4597c5caef50b47ab61d5541ea23a2dada19690181903eca7a56c7fa93dcdbc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9dabce3be093a940c4dfed6dc654e6aa60eda0105a924ef432d87d6fb1567fdf
[INFO] running `Command { std: "docker" "start" "-a" "9dabce3be093a940c4dfed6dc654e6aa60eda0105a924ef432d87d6fb1567fdf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling gstreamer v0.15.7
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling gstreamer-sdp v0.15.6
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking muldiv v0.2.1
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]    Compiling gstreamer-webrtc v0.15.5
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking termcolor v1.1.0
[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 num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling gstreamer-sdp-sys v0.8.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling gstreamer-webrtc-sys v0.8.1
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]     Checking addr2line v0.12.2
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking xml-rs v0.6.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking log v0.3.9
[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-9e732a18e2ba5db2/build-script-build` (exit status: 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 status: 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] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9dabce3be093a940c4dfed6dc654e6aa60eda0105a924ef432d87d6fb1567fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dabce3be093a940c4dfed6dc654e6aa60eda0105a924ef432d87d6fb1567fdf", kill_on_drop: false }`
[INFO] [stdout] 9dabce3be093a940c4dfed6dc654e6aa60eda0105a924ef432d87d6fb1567fdf