[INFO] fetching crate libpanel-sys 0.2.0...
[INFO] checking libpanel-sys-0.2.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate libpanel-sys 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate libpanel-sys 0.2.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libpanel-sys 0.2.0
[INFO] finished tweaking crates.io crate libpanel-sys 0.2.0
[INFO] tweaked toml for crates.io crate libpanel-sys 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pango-sys v0.17.10
[INFO] [stderr]   Downloaded gobject-sys v0.17.10
[INFO] [stderr]   Downloaded libadwaita-sys v0.3.0
[INFO] [stderr]   Downloaded glib-sys v0.17.10
[INFO] [stderr]   Downloaded cairo-sys-rs v0.17.10
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.17.10
[INFO] [stderr]   Downloaded graphene-sys v0.17.10
[INFO] [stderr]   Downloaded gdk4-sys v0.6.3
[INFO] [stderr]   Downloaded gio-sys v0.17.10
[INFO] [stderr]   Downloaded gtk4-sys v0.6.3
[INFO] [stderr]   Downloaded gsk4-sys v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a11d34057ad046ac39b93d599519a59fd3c0f22d1e1f2a808881c8cda79800f6
[INFO] running `Command { std: "docker" "start" "-a" "a11d34057ad046ac39b93d599519a59fd3c0f22d1e1f2a808881c8cda79800f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a11d34057ad046ac39b93d599519a59fd3c0f22d1e1f2a808881c8cda79800f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a11d34057ad046ac39b93d599519a59fd3c0f22d1e1f2a808881c8cda79800f6", kill_on_drop: false }`
[INFO] [stdout] a11d34057ad046ac39b93d599519a59fd3c0f22d1e1f2a808881c8cda79800f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4328590bbdcd0b679f2522f7c9dfe760832ab2e452641defd8c170c7fda08ef
[INFO] running `Command { std: "docker" "start" "-a" "f4328590bbdcd0b679f2522f7c9dfe760832ab2e452641defd8c170c7fda08ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling glib-sys v0.17.10
[INFO] [stderr]    Compiling gobject-sys v0.17.10
[INFO] [stderr]    Compiling gio-sys v0.17.10
[INFO] [stderr]    Compiling cairo-sys-rs v0.17.10
[INFO] [stderr]    Compiling pango-sys v0.17.10
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.17.10
[INFO] [stderr]    Compiling gdk4-sys v0.6.3
[INFO] [stderr]    Compiling gtk4-sys v0.6.3
[INFO] [stderr]    Compiling graphene-sys v0.17.10
[INFO] [stderr] error: failed to run custom build command for `gdk4-sys v0.6.3`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_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/debug/build/gdk4-sys-b15b5f05d0ad3491/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] 
[INFO] [stderr]   pkg-config exited with status code 1
[INFO] [stderr]   > PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1 pkg-config --libs --cflags gtk4 gtk4 >= 4.0.0
[INFO] [stderr] 
[INFO] [stderr]   The system library `gtk4` required by crate `gdk4-sys` was not found.
[INFO] [stderr]   The file `gtk4.pc` needs to be installed and the PKG_CONFIG_PATH environment variable must contain its parent directory.
[INFO] [stderr]   The PKG_CONFIG_PATH environment variable is not set.
[INFO] [stderr] 
[INFO] [stderr]   HINT: if you have installed the library, try setting PKG_CONFIG_PATH to the directory containing `gtk4.pc`.
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: gtk4-sys@0.6.3: 
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `gtk4-sys v0.6.3`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_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/debug/build/gtk4-sys-32283354bfedaf20/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]   cargo:warning=
[INFO] [stderr]   pkg-config exited with status code 1
[INFO] [stderr]   > PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1 pkg-config --libs --cflags gtk4 gtk4 >= 4.0.0
[INFO] [stderr] 
[INFO] [stderr]   The system library `gtk4` required by crate `gtk4-sys` was not found.
[INFO] [stderr]   The file `gtk4.pc` needs to be installed and the PKG_CONFIG_PATH environment variable must contain its parent directory.
[INFO] [stderr]   The PKG_CONFIG_PATH environment variable is not set.
[INFO] [stderr] 
[INFO] [stderr]   HINT: if you have installed the library, try setting PKG_CONFIG_PATH to the directory containing `gtk4.pc`.
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "f4328590bbdcd0b679f2522f7c9dfe760832ab2e452641defd8c170c7fda08ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4328590bbdcd0b679f2522f7c9dfe760832ab2e452641defd8c170c7fda08ef", kill_on_drop: false }`
[INFO] [stdout] f4328590bbdcd0b679f2522f7c9dfe760832ab2e452641defd8c170c7fda08ef
[INFO] checking libpanel-sys-0.2.0 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate libpanel-sys 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate libpanel-sys 0.2.0 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libpanel-sys 0.2.0
[INFO] finished tweaking crates.io crate libpanel-sys 0.2.0
[INFO] tweaked toml for crates.io crate libpanel-sys 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59d9fcea910d05c0d71b6d48161d3043bbd239cda0ac6ed2cb26e9fa19c5b389
[INFO] running `Command { std: "docker" "start" "-a" "59d9fcea910d05c0d71b6d48161d3043bbd239cda0ac6ed2cb26e9fa19c5b389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59d9fcea910d05c0d71b6d48161d3043bbd239cda0ac6ed2cb26e9fa19c5b389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59d9fcea910d05c0d71b6d48161d3043bbd239cda0ac6ed2cb26e9fa19c5b389", kill_on_drop: false }`
[INFO] [stdout] 59d9fcea910d05c0d71b6d48161d3043bbd239cda0ac6ed2cb26e9fa19c5b389
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b11e16df491599542918eb506c1b5c959699e8beeff9e55c810572e96c9f8b1
[INFO] running `Command { std: "docker" "start" "-a" "4b11e16df491599542918eb506c1b5c959699e8beeff9e55c810572e96c9f8b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling glib-sys v0.17.10
[INFO] [stderr]    Compiling gobject-sys v0.17.10
[INFO] [stderr]    Compiling gio-sys v0.17.10
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.17.10
[INFO] [stderr]    Compiling cairo-sys-rs v0.17.10
[INFO] [stderr]    Compiling pango-sys v0.17.10
[INFO] [stderr]    Compiling gtk4-sys v0.6.3
[INFO] [stderr]    Compiling gdk4-sys v0.6.3
[INFO] [stderr]    Compiling graphene-sys v0.17.10
[INFO] [stderr]    Compiling gsk4-sys v0.6.3
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: gtk4-sys@0.6.3: 
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `gtk4-sys v0.6.3`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_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/debug/build/gtk4-sys-32283354bfedaf20/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]   cargo:warning=
[INFO] [stderr]   pkg-config exited with status code 1
[INFO] [stderr]   > PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1 pkg-config --libs --cflags gtk4 gtk4 >= 4.0.0
[INFO] [stderr] 
[INFO] [stderr]   The system library `gtk4` required by crate `gtk4-sys` was not found.
[INFO] [stderr]   The file `gtk4.pc` needs to be installed and the PKG_CONFIG_PATH environment variable must contain its parent directory.
[INFO] [stderr]   The PKG_CONFIG_PATH environment variable is not set.
[INFO] [stderr] 
[INFO] [stderr]   HINT: if you have installed the library, try setting PKG_CONFIG_PATH to the directory containing `gtk4.pc`.
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4b11e16df491599542918eb506c1b5c959699e8beeff9e55c810572e96c9f8b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b11e16df491599542918eb506c1b5c959699e8beeff9e55c810572e96c9f8b1", kill_on_drop: false }`
[INFO] [stdout] 4b11e16df491599542918eb506c1b5c959699e8beeff9e55c810572e96c9f8b1
