[INFO] fetching crate assert_ng 0.0.3...
[INFO] testing assert_ng-0.0.3 against 1.60.0 for beta-1.61-1
[INFO] extracting crate assert_ng 0.0.3 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate assert_ng 0.0.3 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 assert_ng 0.0.3
[INFO] finished tweaking crates.io crate assert_ng 0.0.3
[INFO] tweaked toml for crates.io crate assert_ng 0.0.3 written to /workspace/builds/worker-38/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f373cc413257d3ffb322602ededf7540d1bf717812ad38e61b21c2b813d43cd
[INFO] running `Command { std: "docker" "start" "-a" "6f373cc413257d3ffb322602ededf7540d1bf717812ad38e61b21c2b813d43cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f373cc413257d3ffb322602ededf7540d1bf717812ad38e61b21c2b813d43cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f373cc413257d3ffb322602ededf7540d1bf717812ad38e61b21c2b813d43cd", kill_on_drop: false }`
[INFO] [stdout] 6f373cc413257d3ffb322602ededf7540d1bf717812ad38e61b21c2b813d43cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b249d6bf5b9f653206f1b2ff792318509b46c4baf8d295388e4baae952f625a3
[INFO] running `Command { std: "docker" "start" "-a" "b249d6bf5b9f653206f1b2ff792318509b46c4baf8d295388e4baae952f625a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_ng v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected identifier, found keyword `mod`
[INFO] [stdout]  --> src/lib.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | use syntax::parse::{mod, token, lexer};
[INFO] [stdout]   |                     ^^^ expected identifier, found keyword
[INFO] [stdout]   |
[INFO] [stdout] help: escape `mod` to use it as an identifier
[INFO] [stdout]   |
[INFO] [stdout] 8 | use syntax::parse::{r#mod, token, lexer};
[INFO] [stdout]   |                     ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found keyword `mod`
[INFO] [stdout]   --> src/lib.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | use syntax::ast::{mod, TokenTree};
[INFO] [stdout]    |                   ^^^ expected identifier, found keyword
[INFO] [stdout]    |
[INFO] [stdout] help: escape `mod` to use it as an identifier
[INFO] [stdout]    |
[INFO] [stdout] 10 | use syntax::ast::{r#mod, TokenTree};
[INFO] [stdout]    |                   ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(plugin_registrar, quote, slicing_syntax)]
[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[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(plugin_registrar, quote, slicing_syntax)]
[INFO] [stdout]   |                              ^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate syntax;
[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:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | 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.lsan.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] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 quote_expr!(cx,
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 quote_expr!(cx,
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 quote_expr!(cx,
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:152:17
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 quote_expr!(cx,
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:168:17
[INFO] [stdout]     |
[INFO] [stdout] 168 |                 quote_expr!(cx,
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:184:17
[INFO] [stdout]     |
[INFO] [stdout] 184 |                 quote_expr!(cx,
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 quote_expr!(cx,
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:210:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |         quote_expr!(cx, if cfg!(not(ndebug)) { $res })
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `plugin_registrar` in this scope
[INFO] [stdout]    --> src/lib.rs:216:3
[INFO] [stdout]     |
[INFO] [stdout] 216 | #[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:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let expr: P<ast::Expr> = parser.parse_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 `token`
[INFO] [stdout]   --> src/lib.rs:32:30
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let res = if parser.eat(&token::Comma) {
[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/lib.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let pth = ast::Path {
[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/lib.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 ast::PathSegment {
[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/lib.rs:41:33
[INFO] [stdout]    |
[INFO] [stdout] 41 |                     identifier: ast::Ident::new(token::intern("panic")),
[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 `token`
[INFO] [stdout]   --> src/lib.rs:41:49
[INFO] [stdout]    |
[INFO] [stdout] 41 |                     identifier: ast::Ident::new(token::intern("panic")),
[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/lib.rs:42:33
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     parameters: ast::AngleBracketedParameters(ast::AngleBracketedParameterData {
[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/lib.rs:42:63
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     parameters: ast::AngleBracketedParameters(ast::AngleBracketedParameterData {
[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/lib.rs:50:46
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mac = parser.mk_mac_expr(lo, hi, ast::MacInvocTT(pth, ts, ast::EMPTY_CTXT));
[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/lib.rs:50:71
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mac = parser.mk_mac_expr(lo, hi, ast::MacInvocTT(pth, ts, ast::EMPTY_CTXT));
[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/lib.rs:51:53
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let cond = parser.mk_expr(span.lo, span.hi, ast::ExprUnary(ast::UnNot, 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/lib.rs:51:68
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let cond = parser.mk_expr(span.lo, span.hi, ast::ExprUnary(ast::UnNot, 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/lib.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             ast::ExprIf(cond,
[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/lib.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 P(ast::Block {
[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/lib.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 |                     id: ast::DUMMY_NODE_ID,
[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/lib.rs:59:28
[INFO] [stdout]    |
[INFO] [stdout] 59 |                     rules: ast::DefaultBlock,
[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 `parse`
[INFO] [stdout]   --> src/lib.rs:66:20
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let sess = parse::new_parse_sess();
[INFO] [stdout]    |                    ^^^^^ use of undeclared crate or module `parse`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `parse`
[INFO] [stdout]   --> src/lib.rs:67:18
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let fm = parse::string_to_filemap(&sess, expr_span_string, "<stdin>".to_string());
[INFO] [stdout]    |                  ^^^^^ use of undeclared crate or module `parse`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `lexer`
[INFO] [stdout]   --> src/lib.rs:68:25
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let mut lexer = lexer::StringReader::new(&sess.span_diagnostic, fm);
[INFO] [stdout]    |                         ^^^^^ use of undeclared crate or module `lexer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `token`
[INFO] [stdout]   --> src/lib.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 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 `token`
[INFO] [stdout]   --> src/lib.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 token::Comment => {
[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/lib.rs:101:36
[INFO] [stdout]     |
[INFO] [stdout] 101 |             cx.expr_str(expr.span, token::intern_and_get_ident(expr_span_string.trim()));
[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/lib.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |             ast::ExprBinary(ast::BiEq, ref given, ref expected) => {
[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/lib.rs:103:29
[INFO] [stdout]     |
[INFO] [stdout] 103 |             ast::ExprBinary(ast::BiEq, ref given, ref expected) => {
[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/lib.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |             ast::ExprBinary(ast::BiNe, ref given, ref expected) => {
[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/lib.rs:119:29
[INFO] [stdout]     |
[INFO] [stdout] 119 |             ast::ExprBinary(ast::BiNe, ref given, ref expected) => {
[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/lib.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |             ast::ExprBinary(ast::BiGt, ref given, ref expected) => {
[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/lib.rs:135:29
[INFO] [stdout]     |
[INFO] [stdout] 135 |             ast::ExprBinary(ast::BiGt, ref given, ref expected) => {
[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/lib.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |             ast::ExprBinary(ast::BiLt, ref given, ref expected) => {
[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/lib.rs:151:29
[INFO] [stdout]     |
[INFO] [stdout] 151 |             ast::ExprBinary(ast::BiLt, ref given, ref expected) => {
[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/lib.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |             ast::ExprBinary(ast::BiGe, ref given, ref expected) => {
[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/lib.rs:167:29
[INFO] [stdout]     |
[INFO] [stdout] 167 |             ast::ExprBinary(ast::BiGe, ref given, ref expected) => {
[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/lib.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |             ast::ExprBinary(ast::BiLe, ref given, ref expected) => {
[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/lib.rs:183:29
[INFO] [stdout]     |
[INFO] [stdout] 183 |             ast::ExprBinary(ast::BiLe, ref given, ref expected) => {
[INFO] [stdout]     |                             ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `MacExpr`
[INFO] [stdout]    --> src/lib.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     MacExpr::new(if debug_only {
[INFO] [stdout]     |     ^^^^^^^ use of undeclared type `MacExpr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stdout]   --> src/lib.rs:16:30
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn expand_assert_ng(cx: &mut ExtCtxt, sp: Span, args: &[TokenTree])
[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:16:43
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn expand_assert_ng(cx: &mut ExtCtxt, sp: Span, args: &[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:16:57
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn expand_assert_ng(cx: &mut ExtCtxt, sp: Span, args: &[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:17:16
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn expand_assert_ng(cx: &mut ExtCtxt, sp: Span, args: &[TokenTree])
[INFO] [stdout]    |                    - help: you might be missing a type parameter: `<MacResult>`
[INFO] [stdout] 17 |         -> Box<MacResult + 'static> {
[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:21:36
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn expand_debug_assert_ng(cx: &mut ExtCtxt, sp: Span, args: &[TokenTree])
[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:21:49
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn expand_debug_assert_ng(cx: &mut ExtCtxt, sp: Span, args: &[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:21:63
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn expand_debug_assert_ng(cx: &mut ExtCtxt, sp: Span, args: &[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:22:16
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn expand_debug_assert_ng(cx: &mut ExtCtxt, sp: Span, args: &[TokenTree])
[INFO] [stdout]    |                          - help: you might be missing a type parameter: `<MacResult>`
[INFO] [stdout] 22 |         -> Box<MacResult + 'static> {
[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:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn expand_assert_ng_(cx: &mut ExtCtxt, _: Span, args: &[TokenTree], debug_only: bool)
[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:26:43
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn expand_assert_ng_(cx: &mut ExtCtxt, _: Span, args: &[TokenTree], debug_only: bool)
[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:26:57
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn expand_assert_ng_(cx: &mut ExtCtxt, _: Span, args: &[TokenTree], debug_only: bool)
[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:27:16
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn expand_assert_ng_(cx: &mut ExtCtxt, _: Span, args: &[TokenTree], debug_only: bool)
[INFO] [stdout]    |                     - help: you might be missing a type parameter: `<MacResult>`
[INFO] [stdout] 27 |         -> Box<MacResult + 'static> {
[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:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let expr: P<ast::Expr> = parser.parse_expr();
[INFO] [stdout]    |               ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `DUMMY_SP` in this scope
[INFO] [stdout]   --> src/lib.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |             span: DUMMY_SP,
[INFO] [stdout]    |                   ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `P` in this scope
[INFO] [stdout]   --> src/lib.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn expand_assert_ng_(cx: &mut ExtCtxt, _: Span, args: &[TokenTree], debug_only: bool)
[INFO] [stdout]    |                     - help: you might be missing a type parameter: `<P>`
[INFO] [stdout] ...
[INFO] [stdout] 54 |                 P(ast::Block {
[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:217:35
[INFO] [stdout]     |
[INFO] [stdout] 217 | 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:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(plugin_registrar, quote, slicing_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `slicing_syntax` has been stable since 1.0.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |         -> Box<MacResult + 'static> {
[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] 17 -         -> Box<MacResult + 'static> {
[INFO] [stdout] 17 +         -> Box<dyn MacResult + 'static> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 67 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 `assert_ng` due to 68 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "b249d6bf5b9f653206f1b2ff792318509b46c4baf8d295388e4baae952f625a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b249d6bf5b9f653206f1b2ff792318509b46c4baf8d295388e4baae952f625a3", kill_on_drop: false }`
[INFO] [stdout] b249d6bf5b9f653206f1b2ff792318509b46c4baf8d295388e4baae952f625a3