[INFO] fetching crate next-gen_proc-macro 0.0.10...
[INFO] documenting next-gen_proc-macro-0.0.10 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate next-gen_proc-macro 0.0.10 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate next-gen_proc-macro 0.0.10 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate next-gen_proc-macro 0.0.10
[INFO] finished tweaking crates.io crate next-gen_proc-macro 0.0.10
[INFO] tweaked toml for crates.io crate next-gen_proc-macro 0.0.10 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fstrings v0.2.3
[INFO] [stderr]   Downloaded fstrings-proc-macro v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fadb2d947b00fff1857ae9f63989a3b1db63df41ba2cfdcb4656cdf948ae39e
[INFO] running `Command { std: "docker" "start" "-a" "3fadb2d947b00fff1857ae9f63989a3b1db63df41ba2cfdcb4656cdf948ae39e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fadb2d947b00fff1857ae9f63989a3b1db63df41ba2cfdcb4656cdf948ae39e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fadb2d947b00fff1857ae9f63989a3b1db63df41ba2cfdcb4656cdf948ae39e", kill_on_drop: false }`
[INFO] [stdout] 3fadb2d947b00fff1857ae9f63989a3b1db63df41ba2cfdcb4656cdf948ae39e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c82656974b1421649aeba56db066bef649a614e47a034c58c47e06ecfe61d7e5
[INFO] running `Command { std: "docker" "start" "-a" "c82656974b1421649aeba56db066bef649a614e47a034c58c47e06ecfe61d7e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]    Compiling fstrings-proc-macro v0.2.3
[INFO] [stderr]     Checking fstrings v0.2.3
[INFO] [stderr]  Documenting next-gen_proc-macro v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.44s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/next_gen_proc_macro/index.html
[INFO] running `Command { std: "docker" "inspect" "c82656974b1421649aeba56db066bef649a614e47a034c58c47e06ecfe61d7e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c82656974b1421649aeba56db066bef649a614e47a034c58c47e06ecfe61d7e5", kill_on_drop: false }`
[INFO] [stdout] c82656974b1421649aeba56db066bef649a614e47a034c58c47e06ecfe61d7e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "+1.76.0" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "external_doc" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bff902fe793947a624926e43a8ee3bdafbc619be7a9edc9864b438df74bfde5
[INFO] running `Command { std: "docker" "start" "-a" "5bff902fe793947a624926e43a8ee3bdafbc619be7a9edc9864b438df74bfde5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]    Compiling fstrings-proc-macro v0.2.3
[INFO] [stderr]     Checking fstrings v0.2.3
[INFO] [stderr]  Documenting next-gen_proc-macro v0.0.10 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> mod.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     feature(external_doc),
[INFO] [stdout]   |             ^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: use #[doc = include_str!("filename")] instead, which handles macro invocations
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `next-gen_proc-macro`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type proc-macro --crate-name next_gen_proc_macro mod.rs -o /opt/rustwide/target/doc --cfg 'feature="external_doc"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -C metadata=0b3ab403da73a385 -L dependency=/opt/rustwide/target/debug/deps --extern fstrings=/opt/rustwide/target/debug/deps/libfstrings-25ea4cd8cf36bc05.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-44762e16f83d10ff.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-931b7ad2a3e506f1.rmeta --extern proc_macro --extern-html-root-url 'fstrings=https://docs.rs/fstrings/0.2.3/' --extern-html-root-url 'quote=https://docs.rs/quote/1.0.35/' --extern-html-root-url 'syn=https://docs.rs/syn/1.0.109/' -Zunstable-options --cap-lints=warn --crate-version 0.0.10` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "5bff902fe793947a624926e43a8ee3bdafbc619be7a9edc9864b438df74bfde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bff902fe793947a624926e43a8ee3bdafbc619be7a9edc9864b438df74bfde5", kill_on_drop: false }`
[INFO] [stdout] 5bff902fe793947a624926e43a8ee3bdafbc619be7a9edc9864b438df74bfde5
[INFO] documenting next-gen_proc-macro-0.0.10 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate next-gen_proc-macro 0.0.10 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate next-gen_proc-macro 0.0.10 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate next-gen_proc-macro 0.0.10
[INFO] finished tweaking crates.io crate next-gen_proc-macro 0.0.10
[INFO] tweaked toml for crates.io crate next-gen_proc-macro 0.0.10 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "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" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d39a54a940ec462ffc3dc19f61f19be6f7c19df682b2315f49fcddb52db7302
[INFO] running `Command { std: "docker" "start" "-a" "9d39a54a940ec462ffc3dc19f61f19be6f7c19df682b2315f49fcddb52db7302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d39a54a940ec462ffc3dc19f61f19be6f7c19df682b2315f49fcddb52db7302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d39a54a940ec462ffc3dc19f61f19be6f7c19df682b2315f49fcddb52db7302", kill_on_drop: false }`
[INFO] [stdout] 9d39a54a940ec462ffc3dc19f61f19be6f7c19df682b2315f49fcddb52db7302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 544a9459f7877f835ab4b3303d6776d58dd5b52110f832abe28f527db19d62c7
[INFO] running `Command { std: "docker" "start" "-a" "544a9459f7877f835ab4b3303d6776d58dd5b52110f832abe28f527db19d62c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]    Compiling fstrings-proc-macro v0.2.3
[INFO] [stderr]     Checking fstrings v0.2.3
[INFO] [stderr]  Documenting next-gen_proc-macro v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.21s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/next_gen_proc_macro/index.html
[INFO] running `Command { std: "docker" "inspect" "544a9459f7877f835ab4b3303d6776d58dd5b52110f832abe28f527db19d62c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544a9459f7877f835ab4b3303d6776d58dd5b52110f832abe28f527db19d62c7", kill_on_drop: false }`
[INFO] [stdout] 544a9459f7877f835ab4b3303d6776d58dd5b52110f832abe28f527db19d62c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "+beta-2024-02-10" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "external_doc" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] debd0f71cea72d03fa4faca7a84a08e70a614554ab4e457f8af8a26c0fcdaf7a
[INFO] running `Command { std: "docker" "start" "-a" "debd0f71cea72d03fa4faca7a84a08e70a614554ab4e457f8af8a26c0fcdaf7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]    Compiling fstrings-proc-macro v0.2.3
[INFO] [stderr]     Checking fstrings v0.2.3
[INFO] [stderr]  Documenting next-gen_proc-macro v0.0.10 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> mod.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     feature(external_doc),
[INFO] [stdout]   |             ^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: use #[doc = include_str!("filename")] instead, which handles macro invocations
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `next-gen_proc-macro`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2024-02-10-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type proc-macro --crate-name next_gen_proc_macro mod.rs -o /opt/rustwide/target/doc --cfg 'feature="external_doc"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -C metadata=9db28cd8b40a6c27 -L dependency=/opt/rustwide/target/debug/deps --extern fstrings=/opt/rustwide/target/debug/deps/libfstrings-71f0ab7f8574ac2c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8d9e10a0b15b51fc.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-bd7a4bb60f8384aa.rmeta --extern proc_macro --extern-html-root-url 'fstrings=https://docs.rs/fstrings/0.2.3/' --extern-html-root-url 'quote=https://docs.rs/quote/1.0.35/' --extern-html-root-url 'syn=https://docs.rs/syn/1.0.109/' -Zunstable-options --cap-lints=warn --crate-version 0.0.10` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "debd0f71cea72d03fa4faca7a84a08e70a614554ab4e457f8af8a26c0fcdaf7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "debd0f71cea72d03fa4faca7a84a08e70a614554ab4e457f8af8a26c0fcdaf7a", kill_on_drop: false }`
[INFO] [stdout] debd0f71cea72d03fa4faca7a84a08e70a614554ab4e457f8af8a26c0fcdaf7a
