Build #1796540 2025-02-23T13:01:32.033194+00:00
# rustc version
rustc 1.87.0-nightly (46420c960 2025-02-22)# docs.rs version
docsrs 0.6.0 (35977596 2025-02-09)# build log
[INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace/builds/gtk-0.18.2/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/gtk-0.18.2/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "DOCS_RS=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "6442450944" "--cpus" "6" "--user" "1001:1001" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"--cfg\", \"docsrs\", \"--generate-link-to-definition\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20250222-1.87.0-nightly-46420c960\", \"--static-root-path\", \"/-/rustdoc.static/\", \"--cap-lints\", \"warn\", \"--extern-html-root-takes-precedence\"]" "--offline" "-Zunstable-options" "--config=doc.extern-map.registries.crates-io=\"https://docs.rs/{pkg_name}/{version}/x86_64-unknown-linux-gnu\"" "-Zrustdoc-scrape-examples" "-j6" "--target" "x86_64-unknown-linux-gnu", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3be4010e08ec1b1f0f248c218d262626f0e2613c8de4254a7f2d534baf13eb54
[INFO] running `Command { std: "docker" "start" "-a" "3be4010e08ec1b1f0f248c218d262626f0e2613c8de4254a7f2d534baf13eb54", kill_on_drop: false }`
[INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op
[INFO] [stderr] Documenting gtk v0.18.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:395:7
[INFO] [stderr] |
[INFO] [stderr] 395 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:398:7
[INFO] [stderr] |
[INFO] [stderr] 398 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:402:7
[INFO] [stderr] |
[INFO] [stderr] 402 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:407:7
[INFO] [stderr] |
[INFO] [stderr] 407 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:518:7
[INFO] [stderr] |
[INFO] [stderr] 518 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:521:7
[INFO] [stderr] |
[INFO] [stderr] 521 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:525:7
[INFO] [stderr] |
[INFO] [stderr] 525 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:530:7
[INFO] [stderr] |
[INFO] [stderr] 530 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:1041:11
[INFO] [stderr] |
[INFO] [stderr] 1041 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:1044:11
[INFO] [stderr] |
[INFO] [stderr] 1044 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:1071:11
[INFO] [stderr] |
[INFO] [stderr] 1071 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:1074:11
[INFO] [stderr] |
[INFO] [stderr] 1074 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:1208:11
[INFO] [stderr] |
[INFO] [stderr] 1208 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:1211:11
[INFO] [stderr] |
[INFO] [stderr] 1211 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:1242:11
[INFO] [stderr] |
[INFO] [stderr] 1242 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/auto/mod.rs:1245:11
[INFO] [stderr] |
[INFO] [stderr] 1245 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition value: `v3_22`
[INFO] [stderr] --> src/file_chooser.rs:4:7
[INFO] [stderr] |
[INFO] [stderr] 4 | #[cfg(feature = "v3_22")]
[INFO] [stderr] | ^^^^^^^^^^-------
[INFO] [stderr] | |
[INFO] [stderr] | help: there is a expected value with a similar name: `"v3_24"`
[INFO] [stderr] |
[INFO] [stderr] = note: expected values for `feature` are: `gio_v2_58`, `unsafe-assume-initialized`, `v3_24`, `v3_24_1`, `v3_24_11`, `v3_24_30`, `v3_24_8`, and `v3_24_9`
[INFO] [stderr] = help: consider adding `v3_22` as a feature in `Cargo.toml`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition value: `v3_22`
[INFO] [stderr] --> src/file_chooser.rs:17:11
[INFO] [stderr] |
[INFO] [stderr] 17 | #[cfg(feature = "v3_22")]
[INFO] [stderr] | ^^^^^^^^^^-------
[INFO] [stderr] | |
[INFO] [stderr] | help: there is a expected value with a similar name: `"v3_24"`
[INFO] [stderr] |
[INFO] [stderr] = note: expected values for `feature` are: `gio_v2_58`, `unsafe-assume-initialized`, `v3_24`, `v3_24_1`, `v3_24_11`, `v3_24_30`, `v3_24_8`, and `v3_24_9`
[INFO] [stderr] = help: consider adding `v3_22` as a feature in `Cargo.toml`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/subclass/mod.rs:28:7
[INFO] [stderr] |
[INFO] [stderr] 28 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/subclass/mod.rs:31:7
[INFO] [stderr] |
[INFO] [stderr] 31 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/subclass/mod.rs:70:11
[INFO] [stderr] |
[INFO] [stderr] 70 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: unexpected `cfg` condition name: `gdk_backend`
[INFO] [stderr] --> src/subclass/mod.rs:73:11
[INFO] [stderr] |
[INFO] [stderr] 73 | #[cfg(gdk_backend = "x11")]
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = help: consider using a Cargo feature instead
[INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr] [lints.rust]
[INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(gdk_backend, values("x11"))'] }
[INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(gdk_backend, values(\"x11\"))");` to the top of the `build.rs`
[INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]
[INFO] [stderr] warning: `gtk` (lib doc) generated 22 warnings
[INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.68s
[INFO] [stderr] Generated /opt/rustwide/target/x86_64-unknown-linux-gnu/doc/gtk/index.html
[INFO] running `Command { std: "docker" "inspect" "3be4010e08ec1b1f0f248c218d262626f0e2613c8de4254a7f2d534baf13eb54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3be4010e08ec1b1f0f248c218d262626f0e2613c8de4254a7f2d534baf13eb54", kill_on_drop: false }`
[INFO] [stdout] 3be4010e08ec1b1f0f248c218d262626f0e2613c8de4254a7f2d534baf13eb54