[INFO] fetching crate xfce4-ui 0.3.0...
[INFO] testing xfce4-ui-0.3.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate xfce4-ui 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate xfce4-ui 0.3.0
[INFO] finished tweaking crates.io crate xfce4-ui 0.3.0
[INFO] tweaked toml for crates.io crate xfce4-ui 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xfce4-ui 0.3.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xfce4-ui 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded system-deps v9.0.0
[INFO] [stderr]   Downloaded libxfce4ui-sys v0.3.0
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.22.9
[INFO] [stderr]   Downloaded cairo-sys-rs v0.22.9
[INFO] [stderr]   Downloaded target-lexicon v0.13.5
[INFO] [stderr]   Downloaded pango-sys v0.22.9
[INFO] [stderr]   Downloaded gobject-sys v0.22.9
[INFO] [stderr]   Downloaded atk-sys v0.19.0
[INFO] [stderr]   Downloaded cfg-expr v0.20.9
[INFO] [stderr]   Downloaded smallvec v1.16.0
[INFO] [stderr]   Downloaded toml v1.1.5+spec-1.1.0
[INFO] [stderr]   Downloaded glib-sys v0.22.9
[INFO] [stderr]   Downloaded gio-sys v0.22.9
[INFO] [stderr]   Downloaded gdk-sys v0.19.0
[INFO] [stderr]   Downloaded gtk-sys v0.19.0
[INFO] [stderr]   Downloaded syn v3.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fabc689cf98d55ea8ffdc29297ad593b209848a5aa34497bdf479280b6cbf7d1
[INFO] running `Command { std: "docker" "start" "fabc689cf98d55ea8ffdc29297ad593b209848a5aa34497bdf479280b6cbf7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fabc689cf98d55ea8ffdc29297ad593b209848a5aa34497bdf479280b6cbf7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fabc689cf98d55ea8ffdc29297ad593b209848a5aa34497bdf479280b6cbf7d1" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fabc689cf98d55ea8ffdc29297ad593b209848a5aa34497bdf479280b6cbf7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fabc689cf98d55ea8ffdc29297ad593b209848a5aa34497bdf479280b6cbf7d1" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]    Compiling winnow v1.0.4
[INFO] [stderr]    Compiling smallvec v1.16.0
[INFO] [stderr]    Compiling system-deps v9.0.0
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling serde_spanned v1.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.34
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling version-compare v0.2.1
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling toml_parser v1.1.3+spec-1.1.0
[INFO] [stderr]    Compiling cfg-expr v0.20.9
[INFO] [stderr]    Compiling toml v1.1.5+spec-1.1.0
[INFO] [stderr]    Compiling glib-sys v0.22.9
[INFO] [stderr]    Compiling gobject-sys v0.22.9
[INFO] [stderr]    Compiling gio-sys v0.22.9
[INFO] [stderr]    Compiling atk-sys v0.19.0
[INFO] [stderr]    Compiling gdk-sys v0.19.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.22.9
[INFO] [stderr]    Compiling pango-sys v0.22.9
[INFO] [stderr]    Compiling cairo-sys-rs v0.22.9
[INFO] [stderr]    Compiling gtk-sys v0.19.0
[INFO] [stderr]    Compiling libxfce4ui-sys v0.3.0
[INFO] [stderr] warning: libxfce4ui-sys@0.3.0: 
[INFO] [stderr] error: failed to run custom build command for `libxfce4ui-sys v0.3.0`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/release/build/libxfce4ui-sys-68ec739ab7ab2794/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libxfce4ui-sys-0.3.0/Cargo.toml
[INFO] [stderr]   cargo:rerun-if-env-changed=LIBXFCE4UI_2_NO_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr]   cargo:warning=
[INFO] [stderr]   pkg-config exited with status code 1
[INFO] [stderr]   > PKG_CONFIG_PATH= PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1 pkg-config --libs --cflags libxfce4ui-2 'libxfce4ui-2 >= 4.20'
[INFO] [stderr] 
[INFO] [stderr]   pkg-config output:
[INFO] [stderr]     Package libxfce4ui-2 was not found in the pkg-config search path.
[INFO] [stderr]     Perhaps you should add the directory containing `libxfce4ui-2.pc'
[INFO] [stderr]     to the PKG_CONFIG_PATH environment variable
[INFO] [stderr]     Package 'libxfce4ui-2' not found
[INFO] [stderr]     Package 'libxfce4ui-2' not found
[INFO] [stderr] 
[INFO] [stderr]   The system library `libxfce4ui-2` required by crate `libxfce4ui-sys` was not found.
[INFO] [stderr]   The file `libxfce4ui-2.pc` needs to be installed and the PKG_CONFIG_PATH environment variable must contain its parent directory.
[INFO] [stderr]   PKG_CONFIG_PATH contains the following:
[INFO] [stderr]       - 
[INFO] [stderr] 
[INFO] [stderr]   HINT: you may need to install a package such as libxfce4ui-2, libxfce4ui-2-dev or libxfce4ui-2-devel.
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fabc689cf98d55ea8ffdc29297ad593b209848a5aa34497bdf479280b6cbf7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fabc689cf98d55ea8ffdc29297ad593b209848a5aa34497bdf479280b6cbf7d1", kill_on_drop: false }`
[INFO] [stdout] fabc689cf98d55ea8ffdc29297ad593b209848a5aa34497bdf479280b6cbf7d1
