[INFO] fetching crate interpolate_idents 0.2.9...
[INFO] testing interpolate_idents-0.2.9 against 1.60.0 for beta-1.61-1
[INFO] extracting crate interpolate_idents 0.2.9 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate interpolate_idents 0.2.9 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interpolate_idents 0.2.9
[INFO] finished tweaking crates.io crate interpolate_idents 0.2.9
[INFO] tweaked toml for crates.io crate interpolate_idents 0.2.9 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd30794961a73c82acd2134b12b87e393c362245690fc5b116f1bcb49919c6e7
[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" "fd30794961a73c82acd2134b12b87e393c362245690fc5b116f1bcb49919c6e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd30794961a73c82acd2134b12b87e393c362245690fc5b116f1bcb49919c6e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd30794961a73c82acd2134b12b87e393c362245690fc5b116f1bcb49919c6e7", kill_on_drop: false }`
[INFO] [stdout] fd30794961a73c82acd2134b12b87e393c362245690fc5b116f1bcb49919c6e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", 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] 9e5a784cf711f1128c601db23045dd85776e212f2e678b3227c67f1dc6e57850
[INFO] running `Command { std: "docker" "start" "-a" "9e5a784cf711f1128c601db23045dd85776e212f2e678b3227c67f1dc6e57850", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpolate_idents v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(plugin_registrar, rustc_private)]
[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 `smallvec`
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate smallvec;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0462]: found staticlib `rustc` instead of rlib or dylib
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate rustc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: please recompile that crate using --crate-type lib
[INFO] [stdout]   = note: the following crate versions were found:
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.msan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.tsan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.asan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.lsan.a
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_plugin`
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | 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[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: cannot find attribute `plugin_registrar` in this scope
[INFO] [stdout]   --> src/lib.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[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 `token`
[INFO] [stdout]   --> src/parser_any_macro.rs:47:42
[INFO] [stdout]    |
[INFO] [stdout] 47 |         if allow_semi && parser.token == token::Semi {
[INFO] [stdout]    |                                          ^^^^^ use of undeclared crate or module `token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `token`
[INFO] [stdout]   --> src/parser_any_macro.rs:50:28
[INFO] [stdout]    |
[INFO] [stdout] 50 |         if parser.token != token::Eof {
[INFO] [stdout]    |                            ^^^^^ use of undeclared crate or module `token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]   --> src/parser_any_macro.rs:62:61
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn make_expr(self: Box<ParserAnyMacro<'a>>) -> Option<P<ast::Expr>> {
[INFO] [stdout]    |                                                             ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]   --> src/parser_any_macro.rs:67:60
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn make_pat(self: Box<ParserAnyMacro<'a>>) -> Option<P<ast::Pat>> {
[INFO] [stdout]    |                                                            ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]   --> src/parser_any_macro.rs:72:72
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn make_items(self: Box<ParserAnyMacro<'a>>) -> Option<SmallVec<[P<ast::Item>; 1]>> {
[INFO] [stdout]    |                                                                        ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SmallVec`
[INFO] [stdout]   --> src/parser_any_macro.rs:73:23
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let mut ret = SmallVec::new();
[INFO] [stdout]    |                       ^^^^^^^^ use of undeclared type `SmallVec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]   --> src/parser_any_macro.rs:82:44
[INFO] [stdout]    |
[INFO] [stdout] 82 |                        -> Option<SmallVec<[ast::ImplItem; 1]>> {
[INFO] [stdout]    |                                            ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SmallVec`
[INFO] [stdout]   --> src/parser_any_macro.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let mut ret = SmallVec::new();
[INFO] [stdout]    |                       ^^^^^^^^ use of undeclared type `SmallVec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `token`
[INFO] [stdout]   --> src/parser_any_macro.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 token::Eof => break,
[INFO] [stdout]    |                 ^^^^^ use of undeclared crate or module `token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]   --> src/parser_any_macro.rs:90:28
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     if let ast::ItemKind::Impl(_, _, _, _, _, _, ref vec) = item.node {
[INFO] [stdout]    |                            ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/parser_any_macro.rs:106:38
[INFO] [stdout]     |
[INFO] [stdout] 106 |                  -> Option<SmallVec<[ast::Stmt; 1]>> {
[INFO] [stdout]     |                                      ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SmallVec`
[INFO] [stdout]    --> src/parser_any_macro.rs:107:23
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let mut ret = SmallVec::new();
[INFO] [stdout]     |                       ^^^^^^^^ use of undeclared type `SmallVec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `token`
[INFO] [stdout]    --> src/parser_any_macro.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 token::Eof => break,
[INFO] [stdout]     |                 ^^^^^ use of undeclared crate or module `token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DelimToken`
[INFO] [stdout]   --> src/lib.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             DelimToken::Bracket => {
[INFO] [stdout]    |             ^^^^^^^^^^ use of undeclared type `DelimToken`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TokenTree`
[INFO] [stdout]   --> src/lib.rs:33:25
[INFO] [stdout]    |
[INFO] [stdout] 33 |                         TokenTree::Token(ref span, Token::Ident(ref ident, _)) => {
[INFO] [stdout]    |                         ^^^^^^^^^ use of undeclared type `TokenTree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Token`
[INFO] [stdout]   --> src/lib.rs:33:52
[INFO] [stdout]    |
[INFO] [stdout] 33 |                         TokenTree::Token(ref span, Token::Ident(ref ident, _)) => {
[INFO] [stdout]    |                                                    ^^^^^ use of undeclared type `Token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ident`
[INFO] [stdout]   --> src/lib.rs:46:41
[INFO] [stdout]    |
[INFO] [stdout] 46 |                         let new_ident = Ident::from_str(&new_ident[..]);
[INFO] [stdout]    |                                         ^^^^^ use of undeclared type `Ident`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TokenTree`
[INFO] [stdout]   --> src/lib.rs:47:30
[INFO] [stdout]    |
[INFO] [stdout] 47 |                         Some(TokenTree::Token(s, Token::from_ast_ident(new_ident)))
[INFO] [stdout]    |                              ^^^^^^^^^ use of undeclared type `TokenTree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Token`
[INFO] [stdout]   --> src/lib.rs:47:50
[INFO] [stdout]    |
[INFO] [stdout] 47 |                         Some(TokenTree::Token(s, Token::from_ast_ident(new_ident)))
[INFO] [stdout]    |                                                  ^^^^^ use of undeclared type `Token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TokenTree`
[INFO] [stdout]   --> src/lib.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |             if let TokenTree::Token(_, Token::Pound) = t {
[INFO] [stdout]    |                    ^^^^^^^^^ use of undeclared type `TokenTree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Token`
[INFO] [stdout]   --> src/lib.rs:67:40
[INFO] [stdout]    |
[INFO] [stdout] 67 |             if let TokenTree::Token(_, Token::Pound) = t {
[INFO] [stdout]    |                                        ^^^^^ use of undeclared type `Token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TokenTree`
[INFO] [stdout]   --> src/lib.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 TokenTree::Delimited(s, d) => {
[INFO] [stdout]    |                 ^^^^^^^^^ use of undeclared type `TokenTree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TokenTree`
[INFO] [stdout]   --> src/lib.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...                   TokenTree::Delimited(s, syntax::tokenstream::Delimited {
[INFO] [stdout]    |                       ^^^^^^^^^ use of undeclared type `TokenTree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TokenTree`
[INFO] [stdout]   --> src/lib.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 TokenTree::Token(..) => t.clone(),
[INFO] [stdout]    |                 ^^^^^^^^^ use of undeclared type `TokenTree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Parser` in this scope
[INFO] [stdout]   --> src/parser_any_macro.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |     parser: RefCell<Parser<'a>>,
[INFO] [stdout]    |                     ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Parser` in this scope
[INFO] [stdout]   --> src/parser_any_macro.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new(p: Parser<'a>) -> ParserAnyMacro<'a> {
[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/parser_any_macro.rs:61:10
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl<'a> MacResult for ParserAnyMacro<'a> {
[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/parser_any_macro.rs:62:59
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn make_expr(self: Box<ParserAnyMacro<'a>>) -> Option<P<ast::Expr>> {
[INFO] [stdout]    |                                                           ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `FatalError` in this scope
[INFO] [stdout]   --> src/parser_any_macro.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 |                    FatalError.raise();
[INFO] [stdout]    |                    ^^^^^^^^^^ not found in this scope
[INFO] [stdout] ...
[INFO] [stdout] 63 |         let ret = panictry!(self.parser.borrow_mut().parse_expr());
[INFO] [stdout]    |                   ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `P` in this scope
[INFO] [stdout]   --> src/parser_any_macro.rs:67:58
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn make_pat(self: Box<ParserAnyMacro<'a>>) -> Option<P<ast::Pat>> {
[INFO] [stdout]    |                                                          ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `FatalError` in this scope
[INFO] [stdout]   --> src/parser_any_macro.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 |                    FatalError.raise();
[INFO] [stdout]    |                    ^^^^^^^^^^ not found in this scope
[INFO] [stdout] ...
[INFO] [stdout] 68 |         let ret = panictry!(self.parser.borrow_mut().parse_pat(None));
[INFO] [stdout]    |                   --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SmallVec` in this scope
[INFO] [stdout]   --> src/parser_any_macro.rs:72:60
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn make_items(self: Box<ParserAnyMacro<'a>>) -> Option<SmallVec<[P<ast::Item>; 1]>> {
[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/parser_any_macro.rs:72:70
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn make_items(self: Box<ParserAnyMacro<'a>>) -> Option<SmallVec<[P<ast::Item>; 1]>> {
[INFO] [stdout]    |                                                                      ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `FatalError` in this scope
[INFO] [stdout]   --> src/parser_any_macro.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 |                    FatalError.raise();
[INFO] [stdout]    |                    ^^^^^^^^^^ not found in this scope
[INFO] [stdout] ...
[INFO] [stdout] 74 |         while let Some(item) = panictry!(self.parser.borrow_mut().parse_item()) {
[INFO] [stdout]    |                                ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SmallVec` in this scope
[INFO] [stdout]   --> src/parser_any_macro.rs:82:34
[INFO] [stdout]    |
[INFO] [stdout] 82 |                        -> Option<SmallVec<[ast::ImplItem; 1]>> {
[INFO] [stdout]    |                                  ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `FatalError` in this scope
[INFO] [stdout]   --> src/parser_any_macro.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 |                    FatalError.raise();
[INFO] [stdout]    |                    ^^^^^^^^^^ not found in this scope
[INFO] [stdout] ...
[INFO] [stdout] 89 |                     let item = panictry!(parser.parse_item()).unwrap();
[INFO] [stdout]    |                                ------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SmallVec` in this scope
[INFO] [stdout]    --> src/parser_any_macro.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |                  -> Option<SmallVec<[ast::Stmt; 1]>> {
[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:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn plugin_registrar(reg: &mut Registry) {
[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:22:39
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn interpolate_idents<'a>(cx: &'a 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:23:18
[INFO] [stdout]    |
[INFO] [stdout] 23 |               _: 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:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |               tts: &[TokenTree]) -> Box<MacResult + 'a> {
[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:24:41
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn interpolate_idents<'a>(cx: &'a mut ExtCtxt,
[INFO] [stdout]    |                         - help: you might be missing a type parameter: `, MacResult`
[INFO] [stdout] 23 |               _: Span,
[INFO] [stdout] 24 |               tts: &[TokenTree]) -> Box<MacResult + 'a> {
[INFO] [stdout]    |                                         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TokenStream` in this scope
[INFO] [stdout]   --> src/lib.rs:25:27
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn concat_idents(tts: TokenStream, delim: DelimToken) -> Option<TokenTree> {
[INFO] [stdout]    |                           ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `DelimToken` in this scope
[INFO] [stdout]   --> src/lib.rs:25:47
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn concat_idents(tts: TokenStream, delim: DelimToken) -> Option<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:25:69
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn concat_idents(tts: TokenStream, delim: DelimToken) -> Option<TokenTree> {
[INFO] [stdout]    |                     -                                               ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: you might be missing a type parameter: `<TokenTree>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Span` in this scope
[INFO] [stdout]   --> src/lib.rs:29:42
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn concat_idents(tts: TokenStream, delim: DelimToken) -> Option<TokenTree> {
[INFO] [stdout]    |                     - help: you might be missing a type parameter: `<Span>`
[INFO] [stdout] ...
[INFO] [stdout] 29 |                 let mut new_span: Option<Span> = None;
[INFO] [stdout]    |                                          ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TokenStream` in this scope
[INFO] [stdout]   --> src/lib.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn map_tts(tts: TokenStream) -> TokenStream {
[INFO] [stdout]    |                     ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TokenStream` in this scope
[INFO] [stdout]   --> src/lib.rs:56:37
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn map_tts(tts: TokenStream) -> TokenStream {
[INFO] [stdout]    |                                     ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TokenStream` in this scope
[INFO] [stdout]   --> src/lib.rs:88:14
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let tts: TokenStream = map_tts(tts.iter().cloned().collect());
[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:89:18
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn interpolate_idents<'a>(cx: &'a mut ExtCtxt,
[INFO] [stdout]    |                         - help: you might be missing a type parameter: `, TokenTree`
[INFO] [stdout] ...
[INFO] [stdout] 89 |     let tts: Vec<TokenTree> = tts.trees().collect();
[INFO] [stdout]    |                  ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `MacResult` in this scope
[INFO] [stdout]    --> src/lib.rs:91:68
[INFO] [stdout]     |
[INFO] [stdout] 91  |       Box::new(parser_any_macro::ParserAnyMacro::new(parser)) as Box<MacResult>
[INFO] [stdout]     |                                                                      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 91  |     Box::new(parser_any_macro::ParserAnyMacro::new(parser)) as Box<Result>
[INFO] [stdout]     |                                                                    ~~~~~~
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]     |
[INFO] [stdout] 22  | fn interpolate_idents<'a, MacResult>(cx: &'a mut ExtCtxt,
[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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(plugin_registrar, rustc_private)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:24:41
[INFO] [stdout]    |
[INFO] [stdout] 24 |               tts: &[TokenTree]) -> Box<MacResult + 'a> {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 -               tts: &[TokenTree]) -> Box<MacResult + 'a> {
[INFO] [stdout] 24 +               tts: &[TokenTree]) -> Box<dyn MacResult + 'a> {
[INFO] [stdout]    | 
[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, E0425, E0433, E0463, E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `interpolate_idents` due to 59 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "9e5a784cf711f1128c601db23045dd85776e212f2e678b3227c67f1dc6e57850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5a784cf711f1128c601db23045dd85776e212f2e678b3227c67f1dc6e57850", kill_on_drop: false }`
[INFO] [stdout] 9e5a784cf711f1128c601db23045dd85776e212f2e678b3227c67f1dc6e57850