[INFO] crate oak 0.7.0 is already in cache
[INFO] extracting crate oak 0.7.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/oak/0.7.0
[INFO] extracting crate oak 0.7.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/oak/0.7.0
[INFO] validating manifest of oak-0.7.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of oak-0.7.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing oak-0.7.0
[INFO] finished frobbing oak-0.7.0
[INFO] frobbed toml for oak-0.7.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/oak/0.7.0/Cargo.toml
[INFO] started frobbing oak-0.7.0
[INFO] finished frobbing oak-0.7.0
[INFO] frobbed toml for oak-0.7.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/oak/0.7.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing oak-0.7.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/oak/0.7.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 26d2ec11b5b9586d673691349c73a3804fd8985188346ce2d82958ae440a2951
[INFO] running `"docker" "start" "-a" "26d2ec11b5b9586d673691349c73a3804fd8985188346ce2d82958ae440a2951"`
[INFO] [stderr]    Compiling partial v0.2.3
[INFO] [stderr]    Compiling oak v0.7.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]   --> src/liboak/lib.rs:17:45
[INFO] [stderr]    |
[INFO] [stderr] 17 | #![feature(rustc_private, plugin_registrar, quote, box_syntax)]
[INFO] [stderr]    |                                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `quote` in `ext`
[INFO] [stderr]   --> src/liboak/rust.rs:25:22
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub use syntax::ext::quote::rt::ToTokens;
[INFO] [stderr]    |                      ^^^^^ could not find `quote` in `ext`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::parse::str_lit`
[INFO] [stderr]   --> src/liboak/rust.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub use syntax::parse::str_lit;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^ no `str_lit` in `parse`
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_item!` in this scope
[INFO] [stderr]   --> src/liboak/ast.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 |       stream_alias: quote_item!(cx, pub type Stream<'a> = StrStream<'a>;).unwrap(),
[INFO] [stderr]    |                     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_ty!` in this scope
[INFO] [stderr]    --> src/liboak/ast.rs:173:5
[INFO] [stderr]     |
[INFO] [stderr] 173 |     quote_ty!(self.cx, <Range<$stream_ty> as StreamSpan>::Output)
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_ty!` in this scope
[INFO] [stderr]   --> src/liboak/back/context.rs:52:46
[INFO] [stderr]    |
[INFO] [stderr] 52 |     self.function(recognizer_fn, true, body, quote_ty!(cx, ()))
[INFO] [stderr]    |                                              ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/context.rs:60:7
[INFO] [stderr]    |
[INFO] [stderr] 60 |       quote_expr!(cx, $recognizer_fn(state)),
[INFO] [stderr]    |       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_ty!` in this scope
[INFO] [stderr]   --> src/liboak/back/context.rs:61:7
[INFO] [stderr]    |
[INFO] [stderr] 61 |       quote_ty!(cx, ()))
[INFO] [stderr]    |       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_item!` in this scope
[INFO] [stderr]   --> src/liboak/back/context.rs:75:15
[INFO] [stderr]    |
[INFO] [stderr] 75 |     let fun = quote_item!(cx,
[INFO] [stderr]    |               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_tokens!` in this scope
[INFO] [stderr]    --> src/liboak/back/context.rs:103:12
[INFO] [stderr]     |
[INFO] [stderr] 103 |       Some(quote_tokens!(self.cx(), mut))
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_arg!` in this scope
[INFO] [stderr]    --> src/liboak/back/context.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     quote_arg!(self.cx(), $mut_kw state: oak_runtime::ParseState<$stream_ty, ()>)
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]    --> src/liboak/back/context.rs:128:7
[INFO] [stderr]     |
[INFO] [stderr] 128 |       quote_expr!(self.cx(), state),
[INFO] [stderr]     |       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]    --> src/liboak/back/context.rs:129:7
[INFO] [stderr]     |
[INFO] [stderr] 129 |       quote_expr!(self.cx(), state.failure())
[INFO] [stderr]     |       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]    --> src/liboak/back/context.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |         quote_expr!(self.cx(), state.failure())
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]    --> src/liboak/back/context.rs:171:11
[INFO] [stderr]     |
[INFO] [stderr] 171 |           quote_expr!(cx, $success),
[INFO] [stderr]     |           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_stmt!` in this scope
[INFO] [stderr]    --> src/liboak/back/context.rs:173:28
[INFO] [stderr]     |
[INFO] [stderr] 173 |         self.closures.push(quote_stmt!(cx,
[INFO] [stderr]     |                            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_arg!` in this scope
[INFO] [stderr]    --> src/liboak/back/context.rs:189:26
[INFO] [stderr]     |
[INFO] [stderr] 189 |         .map(|(var, ty)| quote_arg!(self.cx(), $var: &mut $ty)))
[INFO] [stderr]     |                          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_arg!` in this scope
[INFO] [stderr]    --> src/liboak/back/context.rs:192:20
[INFO] [stderr]     |
[INFO] [stderr] 192 |         .map(|var| quote_arg!(self.cx(), $var:_)))
[INFO] [stderr]     |                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]    --> src/liboak/back/context.rs:197:10
[INFO] [stderr]     |
[INFO] [stderr] 197 |     vec![quote_expr!(self.cx(), state)]
[INFO] [stderr]     |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]    --> src/liboak/back/context.rs:201:25
[INFO] [stderr]     |
[INFO] [stderr] 201 |         .map(|(var, _)| quote_expr!(self.cx(), &mut $var)))
[INFO] [stderr]     |                         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]    --> src/liboak/back/context.rs:204:20
[INFO] [stderr]     |
[INFO] [stderr] 204 |         .map(|var| quote_expr!(self.cx(), $var)))
[INFO] [stderr]     |                    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/continuation.rs:47:7
[INFO] [stderr]    |
[INFO] [stderr] 47 |       quote_expr!(cx, {
[INFO] [stderr]    |       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_ty!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/rtype.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     quote_ty!(self.grammar.cx, ())
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_ty!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/rtype.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     quote_ty!(self.grammar.cx, char)
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_ty!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/rtype.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     quote_ty!(self.grammar.cx, Vec<$ty>)
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_ty!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/rtype.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     quote_ty!(self.grammar.cx, Option<$ty>)
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/value.rs:23:17
[INFO] [stderr]    |
[INFO] [stderr] 23 |     .map(|name| quote_expr!(cx, $name))
[INFO] [stderr]    |                 ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/value.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     quote_expr!(cx, ())
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_pat!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/value.rs:39:17
[INFO] [stderr]    |
[INFO] [stderr] 39 |     .map(|name| quote_pat!(cx, $name))
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_pat!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/value.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     quote_pat!(cx, ())
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_item!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/grammar.rs:44:18
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let module = quote_item!(self.cx(),
[INFO] [stderr]    |                  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_item!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/grammar.rs:63:25
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let runtime_crate = quote_item!(self.cx(),
[INFO] [stderr]    |                         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/rule.rs:43:19
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let success = quote_expr!(self.cx(), state.success(()));
[INFO] [stderr]    |                   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/rule.rs:44:19
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let failure = quote_expr!(self.cx(), state.failure());
[INFO] [stderr]    |                   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/rule.rs:62:21
[INFO] [stderr]    |
[INFO] [stderr] 62 |       let success = quote_expr!(self.cx(), state.success($vars));
[INFO] [stderr]    |                     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/rule.rs:63:21
[INFO] [stderr]    |
[INFO] [stderr] 63 |       let failure = quote_expr!(self.cx(), state.failure());
[INFO] [stderr]    |                     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/str_literal.rs:42:39
[INFO] [stderr]    |
[INFO] [stderr] 42 |       .map_success(|success, failure| quote_expr!(context.cx(),
[INFO] [stderr]    |                                       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_ty!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/choice.rs:51:44
[INFO] [stderr]    |
[INFO] [stderr] 51 |     context.push_mut_ref_fv(branch_failed, quote_ty!(cx, bool));
[INFO] [stderr]    |                                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_stmt!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/choice.rs:62:11
[INFO] [stderr]    |
[INFO] [stderr] 62 |           quote_stmt!(cx, $branch_failed = false;))
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/choice.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |       .fold(quote_expr!(cx, state), |accu, branch|
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/choice.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         quote_expr!(cx,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/choice.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     quote_expr!(cx, {
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_pat!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/any_single_char.rs:20:3
[INFO] [stderr]    |
[INFO] [stderr] 20 |   quote_pat!(context.cx(), _)
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_pat!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/any_single_char.rs:25:3
[INFO] [stderr]    |
[INFO] [stderr] 25 |   quote_pat!(context.cx(), $var)
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/any_single_char.rs:55:39
[INFO] [stderr]    |
[INFO] [stderr] 55 |       .map_success(|success, failure| quote_expr!(context.cx(),
[INFO] [stderr]    |                                       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/repeat.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         quote_expr!(context.cx(),
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/repeat.rs:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |         quote_expr!(context.cx(),
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]    --> src/liboak/back/compiler/repeat.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     quote_expr!(cx, {
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_ty!` in this scope
[INFO] [stderr]    --> src/liboak/back/compiler/repeat.rs:113:14
[INFO] [stderr]     |
[INFO] [stderr] 113 |     let ty = quote_ty!(context.cx(), Vec<_>);
[INFO] [stderr]     |              ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]    --> src/liboak/back/compiler/repeat.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |     quote_expr!(context.cx(), {
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/optional.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         quote_expr!(context.cx(), {
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/optional.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     quote_expr!(cx, {
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_ty!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/optional.rs:74:14
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let ty = quote_ty!(context.cx(), Option<_>);
[INFO] [stderr]    |              ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/optional.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     quote_expr!(context.cx(), {
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/syntactic_predicate.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |         quote_expr!(context.cx(), state),
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/syntactic_predicate.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         quote_expr!(context.cx(), state.failure())
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/syntactic_predicate.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     quote_expr!(context.cx(),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/character_class.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     quote_expr!(cx, ($x >= $lo && $x <= $hi))
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/character_class.rs:64:26
[INFO] [stderr]    |
[INFO] [stderr] 64 |         |accu, interval| quote_expr!(cx, $accu || $interval)
[INFO] [stderr]    |                          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/character_class.rs:83:39
[INFO] [stderr]    |
[INFO] [stderr] 83 |       .map_success(|success, failure| quote_expr!(cx, {
[INFO] [stderr]    |                                       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/non_terminal.rs:49:39
[INFO] [stderr]    |
[INFO] [stderr] 49 |       .map_success(|success, failure| quote_expr!(context.cx(),
[INFO] [stderr]    |                                       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/non_terminal.rs:87:39
[INFO] [stderr]    |
[INFO] [stderr] 87 |       .map_success(|success, failure| quote_expr!(cx,
[INFO] [stderr]    |                                       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/semantic_action.rs:46:18
[INFO] [stderr]    |
[INFO] [stderr] 46 |       .map(|var| quote_expr!(cx, $var))
[INFO] [stderr]    |                  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/semantic_action.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |         quote_expr!(cx, {
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/spanned_expr.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         quote_expr!(context.cx(), {
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_expr!` in this scope
[INFO] [stderr]   --> src/liboak/back/compiler/spanned_expr.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     quote_expr!(context.cx(), {
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found struct variant `rust::SyntaxExtension::IdentTT`
[INFO] [stderr]   --> src/liboak/lib.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     rust::SyntaxExtension::IdentTT(Box::new(expand), None, true));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ did you mean `rust::SyntaxExtension::IdentTT { /* fields */ }`?
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]   --> src/liboak/lib.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | #![feature(rustc_private, plugin_registrar, quote, box_syntax)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0615]: attempted to take value of method `ident` on type `syntax::ast::MetaItem`
[INFO] [stderr]   --> src/liboak/middle/analysis/attribute.rs:35:29
[INFO] [stderr]    |
[INFO] [stderr] 35 |   let attr_name = meta_item.ident.segments[0].ident.name;
[INFO] [stderr]    |                             ^^^^^ help: use parentheses to call the method: `ident()`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 69 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0423, E0432, E0433, E0554, E0557, E0615.
[INFO] [stderr] For more information about an error, try `rustc --explain E0423`.
[INFO] [stderr] error: Could not compile `oak`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "26d2ec11b5b9586d673691349c73a3804fd8985188346ce2d82958ae440a2951"`
[INFO] running `"docker" "rm" "-f" "26d2ec11b5b9586d673691349c73a3804fd8985188346ce2d82958ae440a2951"`
[INFO] [stdout] 26d2ec11b5b9586d673691349c73a3804fd8985188346ce2d82958ae440a2951