[INFO] fetching crate amplify_syn 1.1.4...
[INFO] documenting amplify_syn-1.1.4 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate amplify_syn 1.1.4 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate amplify_syn 1.1.4 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate amplify_syn 1.1.4
[INFO] finished tweaking crates.io crate amplify_syn 1.1.4
[INFO] tweaked toml for crates.io crate amplify_syn 1.1.4 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de0306b43a24ebc2de5f1d42a1a0382bf28e705ef9be264f82898a92b602d268
[INFO] running `Command { std: "docker" "start" "-a" "de0306b43a24ebc2de5f1d42a1a0382bf28e705ef9be264f82898a92b602d268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de0306b43a24ebc2de5f1d42a1a0382bf28e705ef9be264f82898a92b602d268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de0306b43a24ebc2de5f1d42a1a0382bf28e705ef9be264f82898a92b602d268", kill_on_drop: false }`
[INFO] [stdout] de0306b43a24ebc2de5f1d42a1a0382bf28e705ef9be264f82898a92b602d268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6e649aa47d32db390e443052be2a2c62504e2ec2d448967288f7fb37a80cb19
[INFO] running `Command { std: "docker" "start" "-a" "a6e649aa47d32db390e443052be2a2c62504e2ec2d448967288f7fb37a80cb19", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking proc-macro2 v1.0.28
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]  Documenting amplify_syn v1.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Ident`
[INFO] [stdout]   --> src/attr.rs:53:29
[INFO] [stdout]    |
[INFO] [stdout] 53 | /// where name is always a [`Ident`] (corresponding `name1`, `name2`, `name3`
[INFO] [stdout]    |                             ^^^^^^^ no item named `Ident` in scope
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     warnings
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `Lit` is both an enum and a function
[INFO] [stdout]   --> src/attr.rs:54:64
[INFO] [stdout]    |
[INFO] [stdout] 54 | /// from the sample above) and `value` is an optional literal [`Lit`], with
[INFO] [stdout]    |                                                                ^^^^^ ambiguous link
[INFO] [stdout]    |
[INFO] [stdout] help: to link to the enum, prefix with `enum@`
[INFO] [stdout]    |
[INFO] [stdout] 54 | /// from the sample above) and `value` is an optional literal [`enum@Lit`], with
[INFO] [stdout]    |                                                                ^^^^^^^^^^
[INFO] [stdout] help: to link to the function, add parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 | /// from the sample above) and `value` is an optional literal [`Lit()`], with
[INFO] [stdout]    |                                                                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `AttrArgValue::Lit`
[INFO] [stdout]   --> src/attr.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 | /// `Some(`[`AttrArgValue::Lit`]`(`[`Lit::Str`]`(`[`LitStr`]`)))`, and
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^ no item named `AttrArgValue` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `LitStr` is both a struct and a function
[INFO] [stdout]   --> src/attr.rs:56:52
[INFO] [stdout]    |
[INFO] [stdout] 56 | /// `Some(`[`AttrArgValue::Lit`]`(`[`Lit::Str`]`(`[`LitStr`]`)))`, and
[INFO] [stdout]    |                                                    ^^^^^^^^ ambiguous link
[INFO] [stdout]    |
[INFO] [stdout] help: to link to the struct, prefix with `struct@`
[INFO] [stdout]    |
[INFO] [stdout] 56 | /// `Some(`[`AttrArgValue::Lit`]`(`[`Lit::Str`]`(`[`struct@LitStr`]`)))`, and
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^
[INFO] [stdout] help: to link to the function, add parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 | /// `Some(`[`AttrArgValue::Lit`]`(`[`Lit::Str`]`(`[`LitStr()`]`)))`, and
[INFO] [stdout]    |                                                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `AttrArgValue::Type`
[INFO] [stdout]   --> src/attr.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 | /// `Some(`[`AttrArgValue::Type`]`(`[`Type::Path`]`(`[`Path`]`)))`.
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^ no item named `AttrArgValue` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `AttrReq::args`
[INFO] [stdout]   --> src/attr.rs:93:44
[INFO] [stdout]    |
[INFO] [stdout] 93 |     /// values matching ones specified in [`AttrReq::args`] with values set to
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ the struct `AttrReq` has no field or associated item named `args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `ValueOccurrences::Default`
[INFO] [stdout]   --> src/attr.rs:94:10
[INFO] [stdout]    |
[INFO] [stdout] 94 |     /// [`ValueOccurrences::Default`] are moved into [`ParametrizedAttr::args`].
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `ValueOccurrences` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Ident`
[INFO] [stdout]    --> src/attr.rs:142:19
[INFO] [stdout]     |
[INFO] [stdout] 142 |     ///   not an [`Ident`] but is a complex path value
[INFO] [stdout]     |                   ^^^^^^^ no item named `Ident` 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 `ValueReq`
[INFO] [stdout]    --> src/attr.rs:345:10
[INFO] [stdout]     |
[INFO] [stdout] 345 |     /// [`ValueReq`]), generating [`Error`] if the requirements are not met.
[INFO] [stdout]     |          ^^^^^^^^^^ no item named `ValueReq` 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 `ParametrizedAttr::literal`
[INFO] [stdout]    --> src/attr.rs:601:48
[INFO] [stdout]     |
[INFO] [stdout] 601 |     ///    [`ParametrizedAttr::integers`] and [`ParametrizedAttr::literal`] with
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the struct `ParametrizedAttr` has no field or associated item named `literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `AttrReq::paths`
[INFO] [stdout]    --> src/attr.rs:602:36
[INFO] [stdout]     |
[INFO] [stdout] 602 |     ///    default values    from [`AttrReq::paths`], [`AttrReq::integers`] and
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^ the struct `AttrReq` has no field or associated item named `paths`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `AttrReq::integers`
[INFO] [stdout]    --> src/attr.rs:602:56
[INFO] [stdout]     |
[INFO] [stdout] 602 |     ///    default values    from [`AttrReq::paths`], [`AttrReq::integers`] and
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^ the struct `AttrReq` has no field or associated item named `integers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `AttrReq::literal`
[INFO] [stdout]    --> src/attr.rs:603:13
[INFO] [stdout]     |
[INFO] [stdout] 603 |     ///    [`AttrReq::literal`] (correspondingly).
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ the struct `AttrReq` has no field or associated item named `literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `AttrReq::args`
[INFO] [stdout]    --> src/attr.rs:605:13
[INFO] [stdout]     |
[INFO] [stdout] 605 |     ///    [`AttrReq::args`] with values set to [`ValueOccurrences::Default`]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ the struct `AttrReq` has no field or associated item named `args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `ValueOccurrences::Default`
[INFO] [stdout]    --> src/attr.rs:605:50
[INFO] [stdout]     |
[INFO] [stdout] 605 |     ///    [`AttrReq::args`] with values set to [`ValueOccurrences::Default`]
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `ValueOccurrences` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `ConstrainedLit`
[INFO] [stdout]   --> src/cls.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |     /// [`ConstrainedLit`])
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^ no item named `ConstrainedLit` 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 `ConstrainedType`
[INFO] [stdout]   --> src/cls.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 |     /// (see [`ConstrainedType`])
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^ no item named `ConstrainedType` 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 `ParametrizedAttr`
[INFO] [stdout]    --> src/req.rs:272:16
[INFO] [stdout]     |
[INFO] [stdout] 272 | /// providing [`ParametrizedAttr`] fields requirements.
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^ no item named `ParametrizedAttr` 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 `Ident`
[INFO] [stdout]   --> src/attr.rs:53:29
[INFO] [stdout]    |
[INFO] [stdout] 53 | /// where name is always a [`Ident`] (corresponding `name1`, `name2`, `name3`
[INFO] [stdout]    |                             ^^^^^^^ no item named `Ident` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `syn::Ident` is both a struct and a function
[INFO] [stdout]   --> src/lib.rs:57:41
[INFO] [stdout]    |
[INFO] [stdout] 57 | /// Convenience macro for constructing [`syn::Ident`] from literals
[INFO] [stdout]    |                                         ^^^^^^^^^^^^ ambiguous link
[INFO] [stdout]    |
[INFO] [stdout] help: to link to the struct, prefix with `struct@`
[INFO] [stdout]    |
[INFO] [stdout] 57 | /// Convenience macro for constructing [`struct@syn::Ident`] from literals
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: to link to the function, add parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 | /// Convenience macro for constructing [`syn::Ident()`] from literals
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.01s
[INFO] running `Command { std: "docker" "inspect" "a6e649aa47d32db390e443052be2a2c62504e2ec2d448967288f7fb37a80cb19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e649aa47d32db390e443052be2a2c62504e2ec2d448967288f7fb37a80cb19", kill_on_drop: false }`
[INFO] [stdout] a6e649aa47d32db390e443052be2a2c62504e2ec2d448967288f7fb37a80cb19
