[INFO] fetching crate gdk4-sys 0.5.4...
[INFO] documenting gdk4-sys-0.5.4 against nightly for scrape-examples
[INFO] extracting crate gdk4-sys 0.5.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate gdk4-sys 0.5.4 on toolchain nightly
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gdk4-sys 0.5.4
[INFO] finished tweaking crates.io crate gdk4-sys 0.5.4
[INFO] tweaked toml for crates.io crate gdk4-sys 0.5.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.16.3
[INFO] [stderr]   Downloaded gobject-sys v0.16.3
[INFO] [stderr]   Downloaded cairo-sys-rs v0.16.3
[INFO] [stderr]   Downloaded x11 v2.20.1
[INFO] [stderr]   Downloaded pango-sys v0.16.3
[INFO] [stderr]   Downloaded shell-words v1.1.0
[INFO] [stderr]   Downloaded gio-sys v0.16.3
[INFO] [stderr]   Downloaded glib-sys v0.16.3
[INFO] running `Command { std: "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" "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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ecdb355cbf0c39fc32eaf55246f9465d961fd46212a4086b9a371a326f70c16
[INFO] running `Command { std: "docker" "start" "-a" "2ecdb355cbf0c39fc32eaf55246f9465d961fd46212a4086b9a371a326f70c16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ecdb355cbf0c39fc32eaf55246f9465d961fd46212a4086b9a371a326f70c16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ecdb355cbf0c39fc32eaf55246f9465d961fd46212a4086b9a371a326f70c16", kill_on_drop: false }`
[INFO] [stdout] 2ecdb355cbf0c39fc32eaf55246f9465d961fd46212a4086b9a371a326f70c16
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a55ff78449ab9424aa75f77fb05805bd8f5ea8dfc18b2819cb263f3a8e7dce92
[INFO] running `Command { std: "docker" "start" "-a" "a55ff78449ab9424aa75f77fb05805bd8f5ea8dfc18b2819cb263f3a8e7dce92", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling cfg-expr v0.11.0
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling system-deps v6.0.3
[INFO] [stderr]    Compiling glib-sys v0.16.3
[INFO] [stderr]    Compiling gobject-sys v0.16.3
[INFO] [stderr]    Compiling gio-sys v0.16.3
[INFO] [stderr]    Compiling cairo-sys-rs v0.16.3
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.16.3
[INFO] [stderr]    Compiling pango-sys v0.16.3
[INFO] [stderr]    Compiling gdk4-sys v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `gdk4-sys v0.5.4 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gdk4-sys-4003c1f10f7f316a/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=GTK4_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] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   `"pkg-config" "--libs" "--cflags" "gtk4" "gtk4 >= 4.0.0"` did not exit successfully: exit status: 1
[INFO] [stderr]   error: could not find system library 'gtk4' required by the 'gdk4-sys' crate
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Package gtk4 was not found in the pkg-config search path.
[INFO] [stderr]   Perhaps you should add the directory containing `gtk4.pc'
[INFO] [stderr]   to the PKG_CONFIG_PATH environment variable
[INFO] [stderr]   No package 'gtk4' found
[INFO] [stderr]   Package gtk4 was not found in the pkg-config search path.
[INFO] [stderr]   Perhaps you should add the directory containing `gtk4.pc'
[INFO] [stderr]   to the PKG_CONFIG_PATH environment variable
[INFO] [stderr]   No package 'gtk4' found
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a55ff78449ab9424aa75f77fb05805bd8f5ea8dfc18b2819cb263f3a8e7dce92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a55ff78449ab9424aa75f77fb05805bd8f5ea8dfc18b2819cb263f3a8e7dce92", kill_on_drop: false }`
[INFO] [stdout] a55ff78449ab9424aa75f77fb05805bd8f5ea8dfc18b2819cb263f3a8e7dce92