[INFO] fetching crate gflux 0.1.3...
[INFO] checking gflux-0.1.3 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate gflux 0.1.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate gflux 0.1.3 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 gflux 0.1.3
[INFO] finished tweaking crates.io crate gflux 0.1.3
[INFO] tweaked toml for crates.io crate gflux 0.1.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate gflux 0.1.3 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gobject-sys v0.17.10
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.17.10
[INFO] [stderr]   Downloaded pango-sys v0.17.10
[INFO] [stderr]   Downloaded target-lexicon v0.12.10
[INFO] [stderr]   Downloaded cfg-expr v0.15.3
[INFO] [stderr]   Downloaded gdk-pixbuf v0.17.10
[INFO] [stderr]   Downloaded cairo-rs v0.17.10
[INFO] [stderr]   Downloaded gio v0.17.10
[INFO] [stderr]   Downloaded gtk4 v0.6.6
[INFO] [stderr]   Downloaded glib v0.17.10
[INFO] [stderr]   Downloaded gdk4 v0.6.3
[INFO] [stderr]   Downloaded gdk4-sys v0.6.3
[INFO] [stderr]   Downloaded gtk4-sys v0.6.3
[INFO] [stderr]   Downloaded gio-sys v0.17.10
[INFO] [stderr]   Downloaded glib-macros v0.17.10
[INFO] [stderr]   Downloaded serde v1.0.174
[INFO] [stderr]   Downloaded graphene-rs v0.17.10
[INFO] [stderr]   Downloaded gsk4 v0.6.3
[INFO] [stderr]   Downloaded gtk4-macros v0.6.6
[INFO] [stderr]   Downloaded graphene-sys v0.17.10
[INFO] [stderr]   Downloaded gsk4-sys v0.6.3
[INFO] [stderr]   Downloaded glib-sys v0.17.10
[INFO] [stderr]   Downloaded pango v0.17.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b9c009a1786eda5a6f73466163ac45c402bec3e4dd91fc4bb2ccf253d723bf18
[INFO] running `Command { std: "docker" "start" "-a" "b9c009a1786eda5a6f73466163ac45c402bec3e4dd91fc4bb2ccf253d723bf18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9c009a1786eda5a6f73466163ac45c402bec3e4dd91fc4bb2ccf253d723bf18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9c009a1786eda5a6f73466163ac45c402bec3e4dd91fc4bb2ccf253d723bf18", kill_on_drop: false }`
[INFO] [stdout] b9c009a1786eda5a6f73466163ac45c402bec3e4dd91fc4bb2ccf253d723bf18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d1edb1d8419f4fdd9e98e6165858516a38aa39828df6cedef37215fe5bbc5ba1
[INFO] running `Command { std: "docker" "start" "-a" "d1edb1d8419f4fdd9e98e6165858516a38aa39828df6cedef37215fe5bbc5ba1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.174
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling winnow v0.5.0
[INFO] [stderr]    Compiling target-lexicon v0.12.10
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling gio v0.17.10
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking gflux v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `id` is never used
[INFO] [stdout]    --> src/lib.rs:230:8
[INFO] [stdout]     |
[INFO] [stdout] 229 | trait ComponentBaseTrait {
[INFO] [stdout]     |       ------------------ method in this trait
[INFO] [stdout] 230 |     fn id(&self) -> ComponentId;
[INFO] [stdout]     |        ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling cfg-expr v0.15.3
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling field-offset v0.3.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling serde_spanned v0.6.3
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling toml_edit v0.19.14
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling toml v0.7.6
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling system-deps v6.1.1
[INFO] [stderr]    Compiling glib-macros v0.17.10
[INFO] [stderr]    Compiling gtk4-macros v0.6.6
[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 pango-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 gdk4-sys v0.6.3
[INFO] [stderr]    Compiling graphene-sys v0.17.10
[INFO] [stderr]    Compiling gsk4-sys v0.6.3
[INFO] [stderr]    Compiling gtk4-sys v0.6.3
[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-2dbf1ec2c42ce681/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_ALLOW_SYSTEM_CFLAGS="1" "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" "d1edb1d8419f4fdd9e98e6165858516a38aa39828df6cedef37215fe5bbc5ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1edb1d8419f4fdd9e98e6165858516a38aa39828df6cedef37215fe5bbc5ba1", kill_on_drop: false }`
[INFO] [stdout] d1edb1d8419f4fdd9e98e6165858516a38aa39828df6cedef37215fe5bbc5ba1
[INFO] checking gflux-0.1.3 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate gflux 0.1.3 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate gflux 0.1.3 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 gflux 0.1.3
[INFO] finished tweaking crates.io crate gflux 0.1.3
[INFO] tweaked toml for crates.io crate gflux 0.1.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate gflux 0.1.3 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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fac59ad1ed2bd19dd2d512b72a21a1f6222f39ccc5e4c4a625c759b93eb2cf83
[INFO] running `Command { std: "docker" "start" "-a" "fac59ad1ed2bd19dd2d512b72a21a1f6222f39ccc5e4c4a625c759b93eb2cf83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fac59ad1ed2bd19dd2d512b72a21a1f6222f39ccc5e4c4a625c759b93eb2cf83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac59ad1ed2bd19dd2d512b72a21a1f6222f39ccc5e4c4a625c759b93eb2cf83", kill_on_drop: false }`
[INFO] [stdout] fac59ad1ed2bd19dd2d512b72a21a1f6222f39ccc5e4c4a625c759b93eb2cf83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b0874a9cb3e56821ce7fbc01d41cfd880dfb49f795d88647f755e6f9d00ca763
[INFO] running `Command { std: "docker" "start" "-a" "b0874a9cb3e56821ce7fbc01d41cfd880dfb49f795d88647f755e6f9d00ca763", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.174
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling winnow v0.5.0
[INFO] [stderr]    Compiling target-lexicon v0.12.10
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling gio v0.17.10
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking gflux v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `id` is never used
[INFO] [stdout]    --> src/lib.rs:230:8
[INFO] [stdout]     |
[INFO] [stdout] 229 | trait ComponentBaseTrait {
[INFO] [stdout]     |       ------------------ method in this trait
[INFO] [stdout] 230 |     fn id(&self) -> ComponentId;
[INFO] [stdout]     |        ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling cfg-expr v0.15.3
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling field-offset v0.3.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling serde_spanned v0.6.3
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling toml_edit v0.19.14
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling toml v0.7.6
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling system-deps v6.1.1
[INFO] [stderr]    Compiling glib-macros v0.17.10
[INFO] [stderr]    Compiling gtk4-macros v0.6.6
[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 graphene-sys v0.17.10
[INFO] [stderr]    Compiling gdk4-sys v0.6.3
[INFO] [stderr]    Compiling gsk4-sys v0.6.3
[INFO] [stderr]    Compiling gtk4-sys v0.6.3
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: gtk4-sys@0.6.3: `PKG_CONFIG_ALLOW_SYSTEM_CFLAGS="1" "pkg-config" "--libs" "--cflags" "gtk4" "gtk4 >= 4.0.0"` did not exit successfully: exit status: 1
[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-8d519be0c9ac0e82/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=`PKG_CONFIG_ALLOW_SYSTEM_CFLAGS="1" "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 'gtk4-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" "b0874a9cb3e56821ce7fbc01d41cfd880dfb49f795d88647f755e6f9d00ca763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0874a9cb3e56821ce7fbc01d41cfd880dfb49f795d88647f755e6f9d00ca763", kill_on_drop: false }`
[INFO] [stdout] b0874a9cb3e56821ce7fbc01d41cfd880dfb49f795d88647f755e6f9d00ca763
