# rustc version rustc 1.89.0-nightly (cdd545be1 2025-06-07)
# docs.rs version docsrs 0.6.0 (d2911047 2025-05-28)
# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace/builds/erc721-3.0.0/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/erc721-3.0.0/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20250607-1.89.0-nightly-cdd545be1\", \"--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" "--config" "build.rustdocflags=[\"-Zmetrics-dir=/opt/rustwide/target/metrics\"]", 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] 521e982f1c48eb5108ad3f072cb15b348cfc5c0c993ea4ede37937cbf80612d1 [INFO] running `Command { std: "docker" "start" "-a" "521e982f1c48eb5108ad3f072cb15b348cfc5c0c993ea4ede37937cbf80612d1", kill_on_drop: false }` [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Documenting erc721 v3.0.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unexpected `cfg` condition value: `__ink_dylint_Storage` [INFO] [stderr] --> lib.rs:71:5 [INFO] [stderr] | [INFO] [stderr] 71 | / #[derive(Default, SpreadAllocate)] [INFO] [stderr] 72 | | pub struct Erc721 { [INFO] [stderr] 73 | | /// Mapping from token to owner. [INFO] [stderr] 74 | | token_owner: Mapping<TokenId, AccountId>, [INFO] [stderr] ... | [INFO] [stderr] 80 | | operator_approvals: Mapping<(AccountId, AccountId), ()>, [INFO] [stderr] 81 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std` [INFO] [stderr] = help: consider adding `__ink_dylint_Storage` 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] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition value: `__ink_dylint_EventBase` [INFO] [stderr] --> lib.rs:55:1 [INFO] [stderr] | [INFO] [stderr] 55 | #[ink::contract] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std` [INFO] [stderr] = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stderr] = help: try referring to `ink::contract` crate for guidance on how handle this unexpected cfg [INFO] [stderr] = help: the attribute macro `ink::contract` may come from an old version of the `ink_lang_macro` crate, try updating your dependency with `cargo update -p ink_lang_macro` [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: this warning originates in the attribute macro `ink::contract` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition value: `__ink_dylint_Constructor` [INFO] [stderr] --> lib.rs:129:9 [INFO] [stderr] | [INFO] [stderr] 129 | / /// Creates a new ERC-721 token contract. [INFO] [stderr] 130 | | #[ink(constructor)] [INFO] [stderr] 131 | | pub fn new() -> Self { [INFO] [stderr] ... | [INFO] [stderr] 134 | | ink_lang::utils::initialize_contract(|_| {}) [INFO] [stderr] 135 | | } [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std` [INFO] [stderr] = help: consider adding `__ink_dylint_Constructor` 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: `erc721` (lib doc) generated 3 warnings [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.68s [INFO] [stderr] Generated /opt/rustwide/target/x86_64-unknown-linux-gnu/doc/erc721/index.html [INFO] running `Command { std: "docker" "inspect" "521e982f1c48eb5108ad3f072cb15b348cfc5c0c993ea4ede37937cbf80612d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "521e982f1c48eb5108ad3f072cb15b348cfc5c0c993ea4ede37937cbf80612d1", kill_on_drop: false }` [INFO] [stdout] 521e982f1c48eb5108ad3f072cb15b348cfc5c0c993ea4ede37937cbf80612d1