[INFO] crate tango-client-sys 0.1.2 is already in cache
[INFO] documenting tango-client-sys-0.1.2 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate tango-client-sys 0.1.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate tango-client-sys 0.1.2 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tango-client-sys 0.1.2
[INFO] finished tweaking crates.io crate tango-client-sys 0.1.2
[INFO] tweaked toml for crates.io crate tango-client-sys 0.1.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73bdc2cd8bba1ca8d29b9a9c98591d804daec8af96451e850fce9239cd5940bd
[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" "73bdc2cd8bba1ca8d29b9a9c98591d804daec8af96451e850fce9239cd5940bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73bdc2cd8bba1ca8d29b9a9c98591d804daec8af96451e850fce9239cd5940bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73bdc2cd8bba1ca8d29b9a9c98591d804daec8af96451e850fce9239cd5940bd", kill_on_drop: false }`
[INFO] [stdout] 73bdc2cd8bba1ca8d29b9a9c98591d804daec8af96451e850fce9239cd5940bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 284eceeab6bdddf4ece0cfad499137c2ab7799931f2119a1a787e726cf534ad2
[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" "284eceeab6bdddf4ece0cfad499137c2ab7799931f2119a1a787e726cf534ad2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling tango-client-sys v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `tango-client-sys v0.1.2 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tango-client-sys-cd410d6493b9bf37/build-script-build` (exit code: 1)
[INFO] [stderr] --- stdout
[INFO] [stderr] `"pkg-config" "--libs" "--cflags" "tango"` did not exit successfully: exit code: 1
[INFO] [stderr] --- stderr
[INFO] [stderr] Package tango was not found in the pkg-config search path.
[INFO] [stderr] Perhaps you should add the directory containing `tango.pc'
[INFO] [stderr] to the PKG_CONFIG_PATH environment variable
[INFO] [stderr] No package 'tango' 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" "284eceeab6bdddf4ece0cfad499137c2ab7799931f2119a1a787e726cf534ad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284eceeab6bdddf4ece0cfad499137c2ab7799931f2119a1a787e726cf534ad2", kill_on_drop: false }`
[INFO] [stdout] 284eceeab6bdddf4ece0cfad499137c2ab7799931f2119a1a787e726cf534ad2