[INFO] fetching crate error_def 0.3.16...
[INFO] documenting error_def-0.3.16 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate error_def 0.3.16 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate error_def 0.3.16 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 error_def 0.3.16
[INFO] finished tweaking crates.io crate error_def 0.3.16
[INFO] tweaked toml for crates.io crate error_def 0.3.16 written to /workspace/builds/worker-61/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-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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] bd7b841072695d0c06c3c52fd7ada68b8c5354942f1e2881a1e7ec8b448647e5
[INFO] running `Command { std: "docker" "start" "-a" "bd7b841072695d0c06c3c52fd7ada68b8c5354942f1e2881a1e7ec8b448647e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd7b841072695d0c06c3c52fd7ada68b8c5354942f1e2881a1e7ec8b448647e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd7b841072695d0c06c3c52fd7ada68b8c5354942f1e2881a1e7ec8b448647e5", kill_on_drop: false }`
[INFO] [stdout] bd7b841072695d0c06c3c52fd7ada68b8c5354942f1e2881a1e7ec8b448647e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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] 64893a73c249556f6d3acfab55c435bd93b819945db37a00452db69cc0c66a2c
[INFO] running `Command { std: "docker" "start" "-a" "64893a73c249556f6d3acfab55c435bd93b819945db37a00452db69cc0c66a2c", kill_on_drop: false }`
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(quote)]
[INFO] [stdout]   |            ^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting error_def v0.3.16 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(plugin_registrar)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: a __rustc_plugin_registrar symbol must now be defined instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern crate syntax;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_plugin`
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate rustc_plugin;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |             quote_tokens!(cx, $attrs $ident: $ty,)
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:250:42
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 VariantData::Unit(..) => quote_tokens!(cx, $attrs $name,),
[INFO] [stdout]     |                                          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:253:21
[INFO] [stdout]     |
[INFO] [stdout] 253 |                     quote_tokens!(cx, $attrs $name {
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_item` in this scope
[INFO] [stdout]    --> src/lib.rs:271:20
[INFO] [stdout]     |
[INFO] [stdout] 271 |     let the_enum = quote_item!(cx, pub enum $type_name {
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:295:17
[INFO] [stdout]     |
[INFO] [stdout] 295 |                 quote_tokens!(cx, $type_name::$name => {
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:302:32
[INFO] [stdout]     |
[INFO] [stdout] 302 |                 let mut body = quote_tokens!(cx, f.debug_struct($full_name));
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:309:31
[INFO] [stdout]     |
[INFO] [stdout] 309 |                     ms.extend(quote_tokens!(cx, ref $ident,));
[INFO] [stdout]     |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:311:33
[INFO] [stdout]     |
[INFO] [stdout] 311 |                     body.extend(quote_tokens!(cx, .field($ident_lit, $ident)));
[INFO] [stdout]     |                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:313:29
[INFO] [stdout]     |
[INFO] [stdout] 313 |                 body.extend(quote_tokens!(cx, .finish()?));
[INFO] [stdout]     |                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:315:17
[INFO] [stdout]     |
[INFO] [stdout] 315 |                 quote_tokens!(cx, $type_name::$name { $ms } => {
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_item` in this scope
[INFO] [stdout]    --> src/lib.rs:325:22
[INFO] [stdout]     |
[INFO] [stdout] 325 |     let debug_impl = quote_item!(cx, impl ::std::fmt::Debug for $type_name {
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_stmt` in this scope
[INFO] [stdout]    --> src/lib.rs:353:27
[INFO] [stdout]     |
[INFO] [stdout] 353 |         let print_short = quote_stmt!(cx, write!(f, $short)?;); 
[INFO] [stdout]     |                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:354:24
[INFO] [stdout]     |
[INFO] [stdout] 354 |         let mut body = quote_tokens!(cx, $print_short);
[INFO] [stdout]     |                        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:361:29
[INFO] [stdout]     |
[INFO] [stdout] 361 |                 args.extend(quote_tokens!(cx, $arg,));
[INFO] [stdout]     |                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_stmt` in this scope
[INFO] [stdout]    --> src/lib.rs:363:30
[INFO] [stdout]     |
[INFO] [stdout] 363 |             let print_long = quote_stmt!(cx, write!(f, $long, $args)?;);
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:364:25
[INFO] [stdout]     |
[INFO] [stdout] 364 |             body.extend(quote_tokens!(cx, $print_long));
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:369:17
[INFO] [stdout]     |
[INFO] [stdout] 369 |                 quote_tokens!(cx, $type_name::$name => {
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:380:31
[INFO] [stdout]     |
[INFO] [stdout] 380 |                     ms.extend(quote_tokens!(cx, ref $ident,));
[INFO] [stdout]     |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:382:17
[INFO] [stdout]     |
[INFO] [stdout] 382 |                 quote_tokens!(cx, $type_name::$name { $ms } => {
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_item` in this scope
[INFO] [stdout]    --> src/lib.rs:391:24
[INFO] [stdout]     |
[INFO] [stdout] 391 |     let display_impl = quote_item!(cx, impl ::std::fmt::Display for $type_name {
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:422:17
[INFO] [stdout]     |
[INFO] [stdout] 422 |                 quote_tokens!(cx, $type_name::$name => {
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:427:17
[INFO] [stdout]     |
[INFO] [stdout] 427 |                 quote_tokens!(cx, $type_name::$name { .. } => {
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:451:17
[INFO] [stdout]     |
[INFO] [stdout] 451 |                 quote_tokens!(cx, $type_name::$name => None,)
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:460:31
[INFO] [stdout]     |
[INFO] [stdout] 460 |                     ms.extend(quote_tokens!(cx, ref $ident,));
[INFO] [stdout]     |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:463:29
[INFO] [stdout]     |
[INFO] [stdout] 463 |                     None => quote_expr!(cx, None),
[INFO] [stdout]     |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:469:25
[INFO] [stdout]     |
[INFO] [stdout] 469 |                         quote_expr!(cx, Some($ident))
[INFO] [stdout]     |                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_tokens` in this scope
[INFO] [stdout]    --> src/lib.rs:472:17
[INFO] [stdout]     |
[INFO] [stdout] 472 |                 quote_tokens!(cx, $type_name::$name { $ms } => $expr,)
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_item` in this scope
[INFO] [stdout]    --> src/lib.rs:479:22
[INFO] [stdout]     |
[INFO] [stdout] 479 |     let error_impl = quote_item!(cx, impl ::std::error::Error for $type_name {
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_item` in this scope
[INFO] [stdout]    --> src/lib.rs:522:29
[INFO] [stdout]     |
[INFO] [stdout] 522 |             let from_impl = quote_item!(cx, impl ::std::convert::From<$ty> for $type_name {
[INFO] [stdout]     |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `plugin_registrar` in this scope
[INFO] [stdout]    --> src/lib.rs:534:3
[INFO] [stdout]     |
[INFO] [stdout] 534 | #[plugin_registrar]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `plugin_registrar` is in scope, but it is a function, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]   --> src/lib.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |     type_name: ast::Ident,
[INFO] [stdout]    |                ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Name` in this scope
[INFO] [stdout]   --> src/lib.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |     format_str: Name,
[INFO] [stdout]    |                 ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `P` in this scope
[INFO] [stdout]   --> src/lib.rs:26:22
[INFO] [stdout]    |
[INFO] [stdout] 26 |     format_args: Vec<P<Expr>>
[INFO] [stdout]    |                      ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Expr` in this scope
[INFO] [stdout]   --> src/lib.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct LongDescription {
[INFO] [stdout]    |                       - help: you might be missing a type parameter: `<Expr>`
[INFO] [stdout] 25 |     format_str: Name,
[INFO] [stdout] 26 |     format_args: Vec<P<Expr>>
[INFO] [stdout]    |                        ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `error_def`
[INFO] [stdout] error[E0412]: cannot find type `P` in this scope
[INFO] [stdout]   --> src/lib.rs:30:14
[INFO] [stdout]    |
[INFO] [stdout] 30 |     variant: P<Variant>,
[INFO] [stdout]    |              ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error[E0412]: cannot find type `Variant` in this scope
[INFO] [stdout]   --> src/lib.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct VariantDef {
[INFO] [stdout]    |                  - help: you might be missing a type parameter: `<Variant>`
[INFO] [stdout] 30 |     variant: P<Variant>,
[INFO] [stdout]    |                ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stdout] error[E0412]: cannot find type `Name` in this scope
[INFO] [stdout]   --> src/lib.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |     short_description: Name,
[INFO] [stdout]    |                        ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type dylib --crate-name error_def src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b5edec1215382a5a -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.3.16` (exit status: 1)
[INFO] [stdout] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stdout]   --> src/lib.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |     cx: &'c mut ExtCtxt,
[INFO] [stdout]    |                 ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Span` in this scope
[INFO] [stdout]   --> src/lib.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     sp: Span,
[INFO] [stdout]    |         ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TokenTree` in this scope
[INFO] [stdout]   --> src/lib.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn expand_error_def<'c>(
[INFO] [stdout]    |                       - help: you might be missing a type parameter: `, TokenTree`
[INFO] [stdout] ...
[INFO] [stdout] 40 |     tokens: Vec<TokenTree>
[INFO] [stdout]    |                 ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `MacResult` in this scope
[INFO] [stdout]   --> src/lib.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn expand_error_def<'c>(
[INFO] [stdout]    |                       - help: you might be missing a type parameter: `, MacResult`
[INFO] [stdout] ...
[INFO] [stdout] 41 | ) -> Box<MacResult + 'c> {
[INFO] [stdout]    |          ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `StructField` in this scope
[INFO] [stdout]    --> src/lib.rs:223:31
[INFO] [stdout]     |
[INFO] [stdout] 223 |     struct StructFieldWrapper(StructField);
[INFO] [stdout]     |                               ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `ToTokens` in this scope
[INFO] [stdout]    --> src/lib.rs:224:10
[INFO] [stdout]     |
[INFO] [stdout] 224 |     impl ToTokens for StructFieldWrapper {
[INFO] [stdout]     |          ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stdout]    --> src/lib.rs:225:34
[INFO] [stdout]     |
[INFO] [stdout] 225 |         fn to_tokens(&self, cx: &ExtCtxt) -> Vec<TokenTree> {
[INFO] [stdout]     |                                  ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TokenTree` in this scope
[INFO] [stdout]    --> src/lib.rs:225:50
[INFO] [stdout]     |
[INFO] [stdout] 224 |     impl ToTokens for StructFieldWrapper {
[INFO] [stdout]     |         - help: you might be missing a type parameter: `<TokenTree>`
[INFO] [stdout] 225 |         fn to_tokens(&self, cx: &ExtCtxt) -> Vec<TokenTree> {
[INFO] [stdout]     |                                                  ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Variant` in this scope
[INFO] [stdout]    --> src/lib.rs:238:27
[INFO] [stdout]     |
[INFO] [stdout] 238 |     struct VariantWrapper(Variant);
[INFO] [stdout]     |                           ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `ToTokens` in this scope
[INFO] [stdout]    --> src/lib.rs:239:10
[INFO] [stdout]     |
[INFO] [stdout] 239 |     impl ToTokens for VariantWrapper {
[INFO] [stdout]     |          ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stdout]    --> src/lib.rs:240:34
[INFO] [stdout]     |
[INFO] [stdout] 240 |         fn to_tokens(&self, cx: &ExtCtxt) -> Vec<TokenTree> {
[INFO] [stdout]     |                                  ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TokenTree` in this scope
[INFO] [stdout]    --> src/lib.rs:240:50
[INFO] [stdout]     |
[INFO] [stdout] 239 |     impl ToTokens for VariantWrapper {
[INFO] [stdout]     |         - help: you might be missing a type parameter: `<TokenTree>`
[INFO] [stdout] 240 |         fn to_tokens(&self, cx: &ExtCtxt) -> Vec<TokenTree> {
[INFO] [stdout]     |                                                  ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Registry` in this scope
[INFO] [stdout]    --> src/lib.rs:535:35
[INFO] [stdout]     |
[INFO] [stdout] 535 | pub fn plugin_registrar(reg: &mut Registry) {
[INFO] [stdout]     |                                   ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(quote)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(plugin_registrar)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(rustc_private)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:531:21
[INFO] [stdout]     |
[INFO] [stdout] 531 |     MacEager::items((SmallVector::many(items)))
[INFO] [stdout]     |                     ^                        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 531 -     MacEager::items((SmallVector::many(items)))
[INFO] [stdout] 531 +     MacEager::items(SmallVector::many(items))
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 58 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0433, E0463, E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "64893a73c249556f6d3acfab55c435bd93b819945db37a00452db69cc0c66a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64893a73c249556f6d3acfab55c435bd93b819945db37a00452db69cc0c66a2c", kill_on_drop: false }`
[INFO] [stdout] 64893a73c249556f6d3acfab55c435bd93b819945db37a00452db69cc0c66a2c