[INFO] fetching crate openbrush_contracts 3.2.0...
[INFO] documenting openbrush_contracts-3.2.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate openbrush_contracts 3.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate openbrush_contracts 3.2.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate openbrush_contracts 3.2.0
[INFO] finished tweaking crates.io crate openbrush_contracts 3.2.0
[INFO] tweaked toml for crates.io crate openbrush_contracts 3.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ink_ir v4.3.0
[INFO] [stderr]   Downloaded obce-codegen v0.1.0
[INFO] [stderr]   Downloaded openbrush_lang_macro v3.2.0
[INFO] [stderr]   Downloaded obce v0.1.0
[INFO] [stderr]   Downloaded rlibc v1.0.0
[INFO] [stderr]   Downloaded array-init v2.1.0
[INFO] [stderr]   Downloaded ink_prelude v4.3.0
[INFO] [stderr]   Downloaded ink_codegen v4.3.0
[INFO] [stderr]   Downloaded ink_env v4.3.0
[INFO] [stderr]   Downloaded ink_metadata v4.3.0
[INFO] [stderr]   Downloaded openbrush_lang v3.2.0
[INFO] [stderr]   Downloaded ink_macro v4.3.0
[INFO] [stderr]   Downloaded tuple v0.5.2
[INFO] [stderr]   Downloaded ink_engine v4.3.0
[INFO] [stderr]   Downloaded cargo_metadata v0.13.1
[INFO] [stderr]   Downloaded ink_allocator v4.3.0
[INFO] [stderr]   Downloaded ink_storage_traits v4.3.0
[INFO] [stderr]   Downloaded ink_primitives v4.3.0
[INFO] [stderr]   Downloaded ink_storage v4.3.0
[INFO] [stderr]   Downloaded obce-macro v0.1.0
[INFO] [stderr]   Downloaded ink v4.3.0
[INFO] [stderr]   Downloaded pallet-assets-chain-extension v0.1.1
[INFO] [stderr]   Downloaded openbrush_lang_codegen v3.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7d11b44356f635bcf2f79406c5852665541f5504897b2bd07de40f798b9b69f
[INFO] running `Command { std: "docker" "start" "-a" "b7d11b44356f635bcf2f79406c5852665541f5504897b2bd07de40f798b9b69f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7d11b44356f635bcf2f79406c5852665541f5504897b2bd07de40f798b9b69f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7d11b44356f635bcf2f79406c5852665541f5504897b2bd07de40f798b9b69f", kill_on_drop: false }`
[INFO] [stdout] b7d11b44356f635bcf2f79406c5852665541f5504897b2bd07de40f798b9b69f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a5af075c0061349c4d7af4f87cf465e8f563b275bcdd3db92449a0dec0ab7be
[INFO] running `Command { std: "docker" "start" "-a" "9a5af075c0061349c4d7af4f87cf465e8f563b275bcdd3db92449a0dec0ab7be", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling winnow v0.5.33
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking ink_prelude v4.3.0
[INFO] [stderr]     Checking xxhash-rust v0.8.8
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking keccak v0.1.4
[INFO] [stderr]    Compiling termcolor v1.4.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking ink_allocator v4.3.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling toml_edit v0.20.2
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling is-terminal v0.4.10
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling unwrap v1.2.1
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.32
[INFO] [stderr]    Compiling secp256k1-sys v0.8.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking const_format v0.2.32
[INFO] [stderr]    Compiling proc-macro-crate v2.0.1
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling ink_ir v4.3.0
[INFO] [stderr]    Compiling synstructure v0.13.0
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling env_logger v0.10.1
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.2
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.6.9
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling scale-info-derive v2.10.0
[INFO] [stderr]     Checking secp256k1 v0.27.0
[INFO] [stderr]    Compiling pest v2.7.6
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling scale-encode-derive v0.5.0
[INFO] [stderr]    Compiling scale-decode-derive v0.9.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking parity-scale-codec v3.6.9
[INFO] [stderr]     Checking impl-serde v0.4.0
[INFO] [stderr]    Compiling cargo-platform v0.1.6
[INFO] [stderr]    Compiling tuple v0.5.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking scale-info v2.10.0
[INFO] [stderr]    Compiling cargo_metadata v0.13.1
[INFO] [stderr]     Checking scale-bits v0.4.0
[INFO] [stderr]     Checking scale-encode v0.5.0
[INFO] [stderr]     Checking scale-decode v0.9.0
[INFO] [stderr]    Compiling obce-codegen v0.1.0
[INFO] [stderr]     Checking ink_primitives v4.3.0
[INFO] [stderr]    Compiling obce-macro v0.1.0
[INFO] [stderr]     Checking ink_metadata v4.3.0
[INFO] [stderr]     Checking ink_engine v4.3.0
[INFO] [stderr]    Compiling ink_codegen v4.3.0
[INFO] [stderr]    Compiling openbrush_lang_codegen v3.2.0
[INFO] [stderr]     Checking ink_storage_traits v4.3.0
[INFO] [stderr]     Checking ink_env v4.3.0
[INFO] [stderr]     Checking ink_storage v4.3.0
[INFO] [stderr]    Compiling openbrush_lang_macro v3.2.0
[INFO] [stderr]    Compiling ink_macro v4.3.0
[INFO] [stderr]     Checking ink v4.3.0
[INFO] [stderr]     Checking obce v0.1.0
[INFO] [stderr]     Checking openbrush_lang v3.2.0
[INFO] [stderr]     Checking pallet-assets-chain-extension v0.1.1
[INFO] [stderr]  Documenting openbrush_contracts v3.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | #![feature(min_specialization)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `openbrush_contracts`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type rlib --crate-name openbrush_contracts src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="scale-info"' --cfg 'feature="std"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=cd3da943e2ce486c -L dependency=/opt/rustwide/target/debug/deps --extern ink=/opt/rustwide/target/debug/deps/libink-099d8d8a5973ace9.rmeta --extern openbrush=/opt/rustwide/target/debug/deps/libopenbrush_lang-563577af836958bd.rmeta --extern pallet_assets_chain_extension=/opt/rustwide/target/debug/deps/libpallet_assets_chain_extension-5c3068f4c85cd412.rmeta --extern scale=/opt/rustwide/target/debug/deps/libparity_scale_codec-8ba52433babf469f.rmeta --extern scale_info=/opt/rustwide/target/debug/deps/libscale_info-fcc76ce8713e56c8.rmeta --cap-lints=warn --crate-version 3.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "9a5af075c0061349c4d7af4f87cf465e8f563b275bcdd3db92449a0dec0ab7be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a5af075c0061349c4d7af4f87cf465e8f563b275bcdd3db92449a0dec0ab7be", kill_on_drop: false }`
[INFO] [stdout] 9a5af075c0061349c4d7af4f87cf465e8f563b275bcdd3db92449a0dec0ab7be
