[INFO] fetching crate cmd_wrk_macros 0.0.1...
[INFO] documenting cmd_wrk_macros-0.0.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate cmd_wrk_macros 0.0.1 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate cmd_wrk_macros 0.0.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cmd_wrk_macros 0.0.1
[INFO] finished tweaking crates.io crate cmd_wrk_macros 0.0.1
[INFO] tweaked toml for crates.io crate cmd_wrk_macros 0.0.1 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 309ea7fb5040be127b5117f7e7cfaff87b2ec1332ffca8869323df34342623ad
[INFO] running `Command { std: "docker" "start" "-a" "309ea7fb5040be127b5117f7e7cfaff87b2ec1332ffca8869323df34342623ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "309ea7fb5040be127b5117f7e7cfaff87b2ec1332ffca8869323df34342623ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "309ea7fb5040be127b5117f7e7cfaff87b2ec1332ffca8869323df34342623ad", kill_on_drop: false }`
[INFO] [stdout] 309ea7fb5040be127b5117f7e7cfaff87b2ec1332ffca8869323df34342623ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5694d19f4fc0e7f47c2be0d2f7c56dd9e56e0d25e2e944aa3d42208e0031c675
[INFO] running `Command { std: "docker" "start" "-a" "5694d19f4fc0e7f47c2be0d2f7c56dd9e56e0d25e2e944aa3d42208e0031c675", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting cmd_wrk_macros v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: `proc-macro` crate types currently cannot export any items other than functions tagged with `#[proc_macro]`, `#[proc_macro_derive]`, or `#[proc_macro_attribute]`
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn cli(args: TokenStream, input: TokenStream) -> TokenStream {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> src/lib.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syn::export::ToTokens;
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `cmd_wrk_macros`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type proc-macro --crate-name cmd_wrk_macros src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9844d301771e99de -L dependency=/opt/rustwide/target/debug/deps --extern quote=/opt/rustwide/target/debug/deps/libquote-9a84eb7803ab612a.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-47539c51ea3318f2.rmeta --extern proc_macro --cap-lints=warn --crate-version 0.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "5694d19f4fc0e7f47c2be0d2f7c56dd9e56e0d25e2e944aa3d42208e0031c675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5694d19f4fc0e7f47c2be0d2f7c56dd9e56e0d25e2e944aa3d42208e0031c675", kill_on_drop: false }`
[INFO] [stdout] 5694d19f4fc0e7f47c2be0d2f7c56dd9e56e0d25e2e944aa3d42208e0031c675