ICE: edition 2021: self.lines.iter().all(|r| !r.iter().any(|sc| sc.chr == \'\\t\'))

[matthiaskrgr]

Code

note: it is crucial that between await ( and (move { there is a tab and not a space

fn box () {
 (( h (const {( default ( await ( await (	(move {await((((}}

Meta

rustc --version --verbose:

rustc 1.67.0-nightly (32e613bba 2022-12-02)
binary: rustc
commit-hash: 32e613bbaafee1bcabba48a2257b838f8d1c03d3
commit-date: 2022-12-02
host: x86_64-unknown-linux-gnu
release: 1.67.0-nightly
LLVM version: 15.0.4

Error output

rustc --edition=2021 <file>

<output>

Backtrace

thread 'rustc' panicked at 'assertion failed: self.lines.iter().all(|r| !r.iter().any(|sc| sc.chr == \'\\t\'))', compiler/rustc_errors/src/styled_buffer.rs:32:9
stack backtrace:
   0:     0x7f2ec856476e - std::backtrace_rs::backtrace::libunwind::trace::h9e8eacd2eabf526f
                               at /home/matthias/vcs/github/rust_debug_assertions/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
   1:     0x7f2ec856476e - std::backtrace_rs::backtrace::trace_unsynchronized::hdde092c806c77301
                               at /home/matthias/vcs/github/rust_debug_assertions/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0x7f2ec856476e - std::sys_common::backtrace::_print_fmt::h436d3f196368eca4
                               at /home/matthias/vcs/github/rust_debug_assertions/library/std/src/sys_common/backtrace.rs:65:5
   3:     0x7f2ec856476e - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h99c979908d285522
                               at /home/matthias/vcs/github/rust_debug_assertions/library/std/src/sys_common/backtrace.rs:44:22
   4:     0x7f2ec85ed4c8 - core::fmt::write::h1efe05f8990e10dd
                               at /home/matthias/vcs/github/rust_debug_assertions/library/core/src/fmt/mod.rs:1208:17
   5:     0x7f2ec85391ff - std::io::Write::write_fmt::hcf0d06405eaea471
                               at /home/matthias/vcs/github/rust_debug_assertions/library/std/src/io/mod.rs:1682:15
   6:     0x7f2ec8564565 - std::sys_common::backtrace::_print::hd2382d70a4a87cf9
                               at /home/matthias/vcs/github/rust_debug_assertions/library/std/src/sys_common/backtrace.rs:47:5
   7:     0x7f2ec8564565 - std::sys_common::backtrace::print::h6cc4dd10bce64e47
                               at /home/matthias/vcs/github/rust_debug_assertions/library/std/src/sys_common/backtrace.rs:34:9
   8:     0x7f2ec8549bd7 - std::panicking::default_hook::{{closure}}::h05ca7f1b94484886
                               at /home/matthias/vcs/github/rust_debug_assertions/library/std/src/panicking.rs:267:22
   9:     0x7f2ec85498dc - std::panicking::default_hook::h4980d9d9510a271a
                               at /home/matthias/vcs/github/rust_debug_assertions/library/std/src/panicking.rs:286:9
  10:     0x7f2eca0ff072 - <alloc[c25fbbbd089b3a7d]::boxed::Box<dyn for<'a, 'b> core[54e86a843f8c5207]::ops::function::Fn<(&'a core[54e86a843f8c5207]::panic::panic_info::PanicInfo<'b>,), Output = ()> + core[54e86a843f8c5207]::marker::Sync + core[54e86a843f8c5207]::marker::Send> as core[54e86a843f8c5207]::ops::function::Fn<(&core[54e86a843f8c5207]::panic::panic_info::PanicInfo,)>>::call
                               at /home/matthias/vcs/github/rust_debug_assertions/library/alloc/src/boxed.rs:2024:9
  11:     0x7f2eca0ff072 - rustc_driver[f76888463961e21b]::DEFAULT_HOOK::{closure#0}::{closure#0}
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_driver/src/lib.rs:1202:13
  12:     0x7f2ec854a68c - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd9404e2542de4ad1
                               at /home/matthias/vcs/github/rust_debug_assertions/library/alloc/src/boxed.rs:2024:9
  13:     0x7f2ec854a68c - std::panicking::rust_panic_with_hook::hcb3a82bc5ebe4888
                               at /home/matthias/vcs/github/rust_debug_assertions/library/std/src/panicking.rs:692:13
  14:     0x7f2ec8564ab1 - std::panicking::begin_panic_handler::{{closure}}::hcbfedaff40f9a99b
                               at /home/matthias/vcs/github/rust_debug_assertions/library/std/src/panicking.rs:577:13
  15:     0x7f2ec85648be - std::sys_common::backtrace::__rust_end_short_backtrace::hd61dca5be05392f4
                               at /home/matthias/vcs/github/rust_debug_assertions/library/std/src/sys_common/backtrace.rs:137:18
  16:     0x7f2ec854a132 - rust_begin_unwind
                               at /home/matthias/vcs/github/rust_debug_assertions/library/std/src/panicking.rs:575:5
  17:     0x7f2ec85eba53 - core::panicking::panic_fmt::h43c239f62329fe2a
                               at /home/matthias/vcs/github/rust_debug_assertions/library/core/src/panicking.rs:64:14
  18:     0x7f2ec85ebb2d - core::panicking::panic::hb85b1a8a10193b30
                               at /home/matthias/vcs/github/rust_debug_assertions/library/core/src/panicking.rs:111:5
  19:     0x7f2ecd875708 - <rustc_errors[35f3f17f09ba1b6d]::styled_buffer::StyledBuffer>::render
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_errors/src/styled_buffer.rs:32:9
  20:     0x7f2ecd85f7d3 - <rustc_errors[35f3f17f09ba1b6d]::emitter::EmitterWriter>::emit_message_default
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_errors/src/emitter.rs:1668:30
  21:     0x7f2ecd855fe3 - <rustc_errors[35f3f17f09ba1b6d]::emitter::EmitterWriter>::emit_messages_default
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_errors/src/emitter.rs:2000:15
  22:     0x7f2ecd855fe3 - <rustc_errors[35f3f17f09ba1b6d]::emitter::EmitterWriter as rustc_errors[35f3f17f09ba1b6d]::emitter::Emitter>::emit_diagnostic
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_errors/src/emitter.rs:551:9
  23:     0x7f2ecd8f54db - <rustc_errors[35f3f17f09ba1b6d]::HandlerInner>::emit_diagnostic
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_errors/src/lib.rs:1331:13
  24:     0x7f2ecd8ef786 - <rustc_errors[35f3f17f09ba1b6d]::Handler>::emit_diagnostic
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_errors/src/lib.rs:1093:9
  25:     0x7f2ecd8ef786 - <rustc_errors[35f3f17f09ba1b6d]::ErrorGuaranteed as rustc_errors[35f3f17f09ba1b6d]::diagnostic_builder::EmissionGuarantee>::diagnostic_builder_emit_producing_guarantee
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_errors/src/diagnostic_builder.rs:168:28
  26:     0x7f2eccd9bdb4 - <rustc_errors[35f3f17f09ba1b6d]::diagnostic_builder::DiagnosticBuilder<rustc_errors[35f3f17f09ba1b6d]::ErrorGuaranteed>>::emit
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_errors/src/diagnostic_builder.rs:399:9
  27:     0x7f2eccd9bdb4 - <rustc_session[a15cfc1451fa042e]::parse::ParseSess>::emit_err::<rustc_parse[13981cc08bece951]::errors::IncorrectAwait>
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_session/src/parse.rs:346:9
  28:     0x7f2ecccc3552 - <rustc_parse[13981cc08bece951]::parser::Parser>::error_on_incorrect_await
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/diagnostics.rs:1588:9
  29:     0x7f2ecccc3552 - <rustc_parse[13981cc08bece951]::parser::Parser>::recover_incorrect_await_syntax
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/diagnostics.rs:1545:18
  30:     0x7f2ecccdb7f7 - <rustc_parse[13981cc08bece951]::parser::Parser>::parse_bottom_expr
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/expr.rs:1410:17
  31:     0x7f2ecccdb7f7 - <rustc_parse[13981cc08bece951]::parser::Parser>::parse_dot_or_call_expr::{closure#0}
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/expr.rs:940:24
  32:     0x7f2ecccb259f - <rustc_parse[13981cc08bece951]::parser::Parser>::collect_tokens_for_expr::<<rustc_parse[13981cc08bece951]::parser::Parser>::parse_dot_or_call_expr::{closure#0}>::{closure#0}
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/expr.rs:3146:23
  33:     0x7f2ecccb259f - <rustc_parse[13981cc08bece951]::parser::Parser>::collect_tokens_trailing_token::<rustc_ast[9914d275d891e42b]::ptr::P<rustc_ast[9914d275d891e42b]::ast::Expr>, <rustc_parse[13981cc08bece951]::parser::Parser>::collect_tokens_for_expr<<rustc_parse[13981cc08bece951]::parser::Parser>::parse_dot_or_call_expr::{closure#0}>::{closure#0}>
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/attr_wrapper.rs:214:23
  34:     0x7f2ecccd5709 - <rustc_parse[13981cc08bece951]::parser::Parser>::collect_tokens_for_expr::<<rustc_parse[13981cc08bece951]::parser::Parser>::parse_dot_or_call_expr::{closure#0}>
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/expr.rs:3145:9
  35:     0x7f2ecccd5709 - <rustc_parse[13981cc08bece951]::parser::Parser>::parse_dot_or_call_expr
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/expr.rs:939:9
  36:     0x7f2ecccd5709 - <rustc_parse[13981cc08bece951]::parser::Parser>::parse_prefix_expr
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/expr.rs:617:25
  37:     0x7f2ecccccd3c - <rustc_parse[13981cc08bece951]::parser::Parser>::parse_assoc_expr_with
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/expr.rs:186:17
  38:     0x7f2eccccc41d - <rustc_parse[13981cc08bece951]::parser::Parser>::parse_assoc_expr
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/expr.rs:167:9
  39:     0x7f2eccccc41d - <rustc_parse[13981cc08bece951]::parser::Parser>::parse_expr_res::{closure#0}
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/expr.rs:155:33
  40:     0x7f2eccccc41d - <rustc_parse[13981cc08bece951]::parser::Parser>::with_res::<core[54e86a843f8c5207]::result::Result<rustc_ast[9914d275d891e42b]::ptr::P<rustc_ast[9914d275d891e42b]::ast::Expr>, rustc_errors[35f3f17f09ba1b6d]::diagnostic_builder::DiagnosticBuilder<rustc_errors[35f3f17f09ba1b6d]::ErrorGuaranteed>>, <rustc_parse[13981cc08bece951]::parser::Parser>::parse_expr_res::{closure#0}>
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/mod.rs:1362:19
  41:     0x7f2eccccc41d - <rustc_parse[13981cc08bece951]::parser::Parser>::parse_expr_res
                               at /home/matthias/vcs/github/rust_debug_assertions/compiler/rustc_parse/src/parser/expr.rs:155:9
  42:     0x7f2eccccc41d - <rustc_parse[13981cc08bece951]::parser::Parser>::parse_expr
[200 more lines]

[matthiaskrgr]

Hm nvm, actually the original example has been fixed 🤔