[INFO] fetching crate dyn_struct_derive 0.3.0...
[INFO] documenting dyn_struct_derive-0.3.0 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate dyn_struct_derive 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate dyn_struct_derive 0.3.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dyn_struct_derive 0.3.0
[INFO] finished tweaking crates.io crate dyn_struct_derive 0.3.0
[INFO] tweaked toml for crates.io crate dyn_struct_derive 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adfc826d035ed133fc5a537ff47e26e9418f1d5def521982b81b80c108485f82
[INFO] running `Command { std: "docker" "start" "-a" "adfc826d035ed133fc5a537ff47e26e9418f1d5def521982b81b80c108485f82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adfc826d035ed133fc5a537ff47e26e9418f1d5def521982b81b80c108485f82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adfc826d035ed133fc5a537ff47e26e9418f1d5def521982b81b80c108485f82", kill_on_drop: false }`
[INFO] [stdout] adfc826d035ed133fc5a537ff47e26e9418f1d5def521982b81b80c108485f82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14124b41d7ed83e005cfa9d91b2fd30edf6d5656975c7d1eae238256cc18ee9a
[INFO] running `Command { std: "docker" "start" "-a" "14124b41d7ed83e005cfa9d91b2fd30edf6d5656975c7d1eae238256cc18ee9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking unicode-ident v1.0.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]  Documenting dyn_struct_derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0603]: enum `TokenTree` is private
[INFO] [stdout]    --> src/lib.rs:186:27
[INFO] [stdout]     |
[INFO] [stdout] 186 |         quote::__private::TokenTree::Group(group) => find_ident(group.stream()),
[INFO] [stdout]     |                           ^^^^^^^^^ private enum
[INFO] [stdout]     |
[INFO] [stdout] note: the enum `TokenTree` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/quote-1.0.26/src/runtime.rs:6:49
[INFO] [stdout]     |
[INFO] [stdout] 6   | use proc_macro2::{Group, Ident, Punct, Spacing, TokenTree};
[INFO] [stdout]     |                                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: enum `TokenTree` is private
[INFO] [stdout]    --> src/lib.rs:187:27
[INFO] [stdout]     |
[INFO] [stdout] 187 |         quote::__private::TokenTree::Ident(ident) => Some(ident.clone()),
[INFO] [stdout]     |                           ^^^^^^^^^ private enum
[INFO] [stdout]     |
[INFO] [stdout] note: the enum `TokenTree` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/quote-1.0.26/src/runtime.rs:6:49
[INFO] [stdout]     |
[INFO] [stdout] 6   | use proc_macro2::{Group, Ident, Punct, Spacing, TokenTree};
[INFO] [stdout]     |                                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `dyn_struct_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type proc-macro --crate-name dyn_struct_derive src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a50be324e0c0ea4c -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-51d880c542a9af92.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a52e91a248d06c41.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-6af108419c9196f7.rmeta --extern proc_macro --cap-lints=warn --crate-version 0.3.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "14124b41d7ed83e005cfa9d91b2fd30edf6d5656975c7d1eae238256cc18ee9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14124b41d7ed83e005cfa9d91b2fd30edf6d5656975c7d1eae238256cc18ee9a", kill_on_drop: false }`
[INFO] [stdout] 14124b41d7ed83e005cfa9d91b2fd30edf6d5656975c7d1eae238256cc18ee9a
