[INFO] fetching crate syn 1.0.92... [INFO] documenting syn-1.0.92 against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676 [INFO] extracting crate syn 1.0.92 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate syn 1.0.92 on toolchain 6fd27704e643b25711e6a97ec2b04873b411b97d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate syn 1.0.92 [INFO] finished tweaking crates.io crate syn 1.0.92 [INFO] tweaked toml for crates.io crate syn 1.0.92 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--no-deps" "--format-version=1", 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] 3c1a6ca73143da7264721c720dc256f98e47cac6fb9bed7a8663121651eb0f8e [INFO] running `Command { std: "docker" "start" "-a" "3c1a6ca73143da7264721c720dc256f98e47cac6fb9bed7a8663121651eb0f8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c1a6ca73143da7264721c720dc256f98e47cac6fb9bed7a8663121651eb0f8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c1a6ca73143da7264721c720dc256f98e47cac6fb9bed7a8663121651eb0f8e", kill_on_drop: false }` [INFO] [stdout] 3c1a6ca73143da7264721c720dc256f98e47cac6fb9bed7a8663121651eb0f8e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 90899dc10d0bc92277b1bc604926656936825ec67d61bffd4251ed84f33632b2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "90899dc10d0bc92277b1bc604926656936825ec67d61bffd4251ed84f33632b2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Checking unicode-xid v0.2.3 [INFO] [stderr] Compiling syn v1.0.92 (/opt/rustwide/workdir) [INFO] [stderr] Checking quote v1.0.18 [INFO] [stderr] Documenting syn v1.0.92 (/opt/rustwide/workdir) [INFO] [stdout] warning: unresolved link to `File` [INFO] [stdout] --> src/lib.rs:42:20 [INFO] [stdout] | [INFO] [stdout] 42 | //! [`syn::File`]: File [INFO] [stdout] | ^^^^ no item named `File` in scope [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default [INFO] [stdout] = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `Item` [INFO] [stdout] --> src/lib.rs:43:20 [INFO] [stdout] | [INFO] [stdout] 43 | //! [`syn::Item`]: Item [INFO] [stdout] | ^^^^ no item named `Item` in scope [INFO] [stdout] | [INFO] [stdout] = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `crate::ItemStatic` [INFO] [stdout] --> src/token.rs:13:21 [INFO] [stdout] | [INFO] [stdout] 13 | //! [`ItemStatic`]: crate::ItemStatic [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ no item named `ItemStatic` in module `syn` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: macro_rules fallback is used during doc link resolution [INFO] [stdout] --> src/error.rs:28:37 [INFO] [stdout] | [INFO] [stdout] 28 | /// When parsing macro input, the [`parse_macro_input!`] macro handles the [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(rustdoc::macro_rules_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: macro_rules fallback is used during doc link resolution [INFO] [stdout] --> src/parse.rs:246:13 [INFO] [stdout] | [INFO] [stdout] 246 | /// - The [`parse_macro_input!`] macro if parsing input of a procedural macro; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: macro_rules fallback is used during doc link resolution [INFO] [stdout] --> src/error.rs:190:15 [INFO] [stdout] | [INFO] [stdout] 190 | /// The [`parse_macro_input!`] macro provides a convenient way to invoke [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `Block::parse_within` [INFO] [stdout] --> src/parse_quote.rs:61:20 [INFO] [stdout] | [INFO] [stdout] 61 | /// [`Vec`]: Block::parse_within [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ no item named `Block` in scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not document `syn` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name syn src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c5429e04da2d993f -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-eedf5e06566903f0.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-723d1542d01fe3eb.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-1eb5fc330d4970ca.rmeta --cap-lints=forbid --crate-version 1.0.92` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "90899dc10d0bc92277b1bc604926656936825ec67d61bffd4251ed84f33632b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90899dc10d0bc92277b1bc604926656936825ec67d61bffd4251ed84f33632b2", kill_on_drop: false }` [INFO] [stdout] 90899dc10d0bc92277b1bc604926656936825ec67d61bffd4251ed84f33632b2