singleton-trait 0.4.0

Singleton trait for types with unique values and Erased type for zero-sized ownership proofs
Documentation
Build #2015551 2025-04-19 22:26:36

# rustc version rustc 1.88.0-nightly (191df20fc 2025-04-18)

# docs.rs version docsrs 0.6.0 (ee9a3fe6 2025-03-28)

# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace-builder/builds/singleton-trait-0.4.0/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace-builder/builds/singleton-trait-0.4.0/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace-builder/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace-builder/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20250418-1.88.0-nightly-191df20fc\", \"--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] ddfc48b068a11a14a97d83429e1ea8de87b10113cc06bc3fc073976aafa3bb5d [INFO] running `Command { std: "docker" "start" "-a" "ddfc48b068a11a14a97d83429e1ea8de87b10113cc06bc3fc073976aafa3bb5d", kill_on_drop: false }` [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Documenting singleton-trait v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unclosed HTML tag `T` [INFO] [stderr] --> src/lib.rs:31:18 [INFO] [stderr] | [INFO] [stderr] 31 | * and the Exists<T> struct in this crate (when T is not a Singleton itself) [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(rustdoc::invalid_html_tags)]` on by default [INFO] [stderr] help: try marking as source code [INFO] [stderr] | [INFO] [stderr] 31 | * and the `Exists<T>` struct in this crate (when T is not a Singleton itself) [INFO] [stderr] | + + [INFO] [stderr] [INFO] [stderr] warning: unclosed HTML tag `T` [INFO] [stderr] --> src/lib.rs:107:10 [INFO] [stderr] | [INFO] [stderr] 107 | * Erased<T> should be thought of a zero-sized owner of T. It is useful for inclusion [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] help: try marking as source code [INFO] [stderr] | [INFO] [stderr] 107 | * `Erased<T>` should be thought of a zero-sized owner of T. It is useful for inclusion [INFO] [stderr] | + + [INFO] [stderr] [INFO] [stderr] warning: unclosed HTML tag `T` [INFO] [stderr] --> src/lib.rs:111:62 [INFO] [stderr] | [INFO] [stderr] 111 | * NOTE: drop implementations will never be called, as Exists<T> guarantees the existence [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] help: try marking as source code [INFO] [stderr] | [INFO] [stderr] 111 | * NOTE: drop implementations will never be called, as `Exists<T>` guarantees the existence [INFO] [stderr] | + + [INFO] [stderr] [INFO] [stderr] warning: unclosed HTML tag `T` [INFO] [stderr] --> src/lib.rs:115:44 [INFO] [stderr] | [INFO] [stderr] 115 | * Secondly, keep in mind that while Erased<T> serves as evidence, it does not include [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] help: try marking as source code [INFO] [stderr] | [INFO] [stderr] 115 | * Secondly, keep in mind that while `Erased<T>` serves as evidence, it does not include [INFO] [stderr] | + + [INFO] [stderr] [INFO] [stderr] warning: unclosed HTML tag `T` [INFO] [stderr] --> src/lib.rs:141:50 [INFO] [stderr] | [INFO] [stderr] 141 | * This function constructs a value of Erased<T> without taking logical ownership of a T. [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] help: try marking as source code [INFO] [stderr] | [INFO] [stderr] 141 | * This function constructs a value of `Erased<T>` without taking logical ownership of a T. [INFO] [stderr] | + + [INFO] [stderr] [INFO] [stderr] warning: unclosed HTML tag `T` [INFO] [stderr] --> src/lib.rs:158:23 [INFO] [stderr] | [INFO] [stderr] 158 | * Turns a &Erased<T> into an Erased<&T> [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] help: try marking as source code [INFO] [stderr] | [INFO] [stderr] 158 | * Turns a &`Erased<T>` into an Erased<&T> [INFO] [stderr] | + + [INFO] [stderr] [INFO] [stderr] warning: unclosed HTML tag `T` [INFO] [stderr] --> src/lib.rs:161:18 [INFO] [stderr] | [INFO] [stderr] 161 | * the Erased<T> inside another wrapper type [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] help: try marking as source code [INFO] [stderr] | [INFO] [stderr] 161 | * the `Erased<T>` inside another wrapper type [INFO] [stderr] | + + [INFO] [stderr] [INFO] [stderr] warning: unclosed HTML tag `T` [INFO] [stderr] --> src/lib.rs:181:27 [INFO] [stderr] | [INFO] [stderr] 181 | * Turns a &mut Erased<T> into an Erased<&mut T> [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] help: try marking as source code [INFO] [stderr] | [INFO] [stderr] 181 | * Turns a &mut `Erased<T>` into an Erased<&mut T> [INFO] [stderr] | + + [INFO] [stderr] [INFO] [stderr] warning: unclosed HTML tag `T` [INFO] [stderr] --> src/lib.rs:184:18 [INFO] [stderr] | [INFO] [stderr] 184 | * the Erased<T> inside another wrapper type [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] help: try marking as source code [INFO] [stderr] | [INFO] [stderr] 184 | * the `Erased<T>` inside another wrapper type [INFO] [stderr] | + + [INFO] [stderr] [INFO] [stderr] warning: unclosed HTML tag `T` [INFO] [stderr] --> src/lib.rs:282:20 [INFO] [stderr] | [INFO] [stderr] 282 | * since Erased<T> is notionally equivalent to T [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] help: try marking as source code [INFO] [stderr] | [INFO] [stderr] 282 | * since `Erased<T>` is notionally equivalent to T [INFO] [stderr] | + + [INFO] [stderr] [INFO] [stderr] warning: `singleton-trait` (lib doc) generated 10 warnings [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] [stderr] Generated /opt/rustwide/target/x86_64-unknown-linux-gnu/doc/singleton_trait/index.html [INFO] running `Command { std: "docker" "inspect" "ddfc48b068a11a14a97d83429e1ea8de87b10113cc06bc3fc073976aafa3bb5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddfc48b068a11a14a97d83429e1ea8de87b10113cc06bc3fc073976aafa3bb5d", kill_on_drop: false }` [INFO] [stdout] ddfc48b068a11a14a97d83429e1ea8de87b10113cc06bc3fc073976aafa3bb5d