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ICE: path_to_string: called for lang item qpath author on for-loop #11134

@matthiaskrgr

Description

@matthiaskrgr

Summary

#![feature(stmt_expr_attributes)] #![allow(clippy::never_loop, clippy::while_immutable_condition)] fn main() { #[clippy::author] for i in 10..5 + 4 { println!("{}", i); } }

Version

rustc 1.72.0-nightly (83964c156 2023-07-08) binary: rustc commit-hash: 83964c156db1f444050a38b2498dbd0da6d5d503 commit-date: 2023-07-08 host: x86_64-unknown-linux-gnu release: 1.72.0-nightly LLVM version: 16.0.5 

Error output

Backtrace

if let Some(higher::ForLoop { pat: pat, arg: arg, body: body, .. }) = higher::ForLoop::hir(expr) && let PatKind::Binding(BindingAnnotation::NONE, _, name, None) = pat.kind && name.as_str() == "i" && let ExprKind::Struct(qpath, fields, None) = arg.kind && matches!(qpath, QPath::LangItem(LangItem::Range, _)) && fields.len() == 2 && fields[0].ident.as_str() == "start" && let ExprKind::Lit(ref lit) = fields[0].expr.kind && let LitKind::Int(10, LitIntType::Unsuffixed) = lit.node && fields[1].ident.as_str() == "end" && let ExprKind::Binary(op, left, right) = fields[1].expr.kind && BinOpKind::Add == op.node && let ExprKind::Lit(ref lit1) = left.kind && let LitKind::Int(5, LitIntType::Unsuffixed) = lit1.node && let ExprKind::Lit(ref lit2) = right.kind && let LitKind::Int(4, LitIntType::Unsuffixed) = lit2.node && let ExprKind::Block(block, None) = body.kind && block.stmts.len() == 1 && let StmtKind::Semi(e) = block.stmts[0].kind && let ExprKind::Block(block1, None) = e.kind && block1.stmts.len() == 1 && let StmtKind::Semi(e1) = block1.stmts[0].kind && let ExprKind::Call(func, args) = e1.kind && let ExprKind::Path(ref qpath1) = func.kind && match_qpath(qpath1, &["$crate", "io", "_print"]) && args.len() == 1 && let ExprKind::Call(func1, args1) = args[0].kind && let ExprKind::Path(ref qpath2) = func1.kind thread 'rustc' panicked at 'path_to_string: called for lang item qpath', src/tools/clippy/clippy_lints/src/utils/author.rs:760:36 stack backtrace: 0: 0x7ff9297e1a71 - std::backtrace_rs::backtrace::libunwind::trace::h4e1458b4a9fb4e6f at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 1: 0x7ff9297e1a71 - std::backtrace_rs::backtrace::trace_unsynchronized::hab78200fa9cb4924 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 2: 0x7ff9297e1a71 - std::sys_common::backtrace::_print_fmt::hcfea8b2400713c36 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/sys_common/backtrace.rs:65:5 3: 0x7ff9297e1a71 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3e59532c1e143911 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/sys_common/backtrace.rs:44:22 4: 0x7ff929847d7f - core::fmt::rt::Argument::fmt::h9df7228410758d1a at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/core/src/fmt/rt.rs:138:9 5: 0x7ff929847d7f - core::fmt::write::h8469ff0e5aa7b2a8 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/core/src/fmt/mod.rs:1094:21 6: 0x7ff9297d44b7 - std::io::Write::write_fmt::hf942e53f0bebad10 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/io/mod.rs:1714:15 7: 0x7ff9297e1885 - std::sys_common::backtrace::_print::hb60701aae549e88f at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/sys_common/backtrace.rs:47:5 8: 0x7ff9297e1885 - std::sys_common::backtrace::print::h5a926053ebf6acdd at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/sys_common/backtrace.rs:34:9 9: 0x7ff9297e4663 - std::panicking::default_hook::{{closure}}::h9cb2c77fd9d08a16 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/panicking.rs:269:22 10: 0x7ff9297e43f4 - std::panicking::default_hook::hc22d719f1e0a6564 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/panicking.rs:288:9 11: 0x7ff928647c6b - rustc_driver_impl[2d6a85f1efddecb1]::install_ice_hook::{closure#0} 12: 0x7ff9297e4e8e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h05534b3187a63b37 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/alloc/src/boxed.rs:2007:9 13: 0x7ff9297e4e8e - std::panicking::rust_panic_with_hook::h548300ff41a99ca1 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/panicking.rs:709:13 14: 0x7ff9297e4bd1 - std::panicking::begin_panic_handler::{{closure}}::h34bacd700ea87498 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/panicking.rs:595:13 15: 0x7ff9297e1ed6 - std::sys_common::backtrace::__rust_end_short_backtrace::hf013c7b08177d5b2 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/sys_common/backtrace.rs:151:18 16: 0x7ff9297e4962 - rust_begin_unwind at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/panicking.rs:593:5 17: 0x7ff929843fd3 - core::panicking::panic_fmt::h0ab5243df958a0f7 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/core/src/panicking.rs:67:14 18: 0x564c5c36d58d - clippy_lints[5250119efe64ef1f]::utils::author::path_to_string::inner 19: 0x564c5c36d247 - clippy_lints[5250119efe64ef1f]::utils::author::path_to_string::inner 20: 0x564c5c364dd9 - <clippy_lints[5250119efe64ef1f]::utils::author::PrintVisitor>::qpath 21: 0x564c5c367e39 - <clippy_lints[5250119efe64ef1f]::utils::author::PrintVisitor>::expr 22: 0x564c5c366a36 - <clippy_lints[5250119efe64ef1f]::utils::author::PrintVisitor>::expr 23: 0x564c5c364365 - <clippy_lints[5250119efe64ef1f]::utils::author::PrintVisitor>::slice::<rustc_hir[30866afef9a6ad3a]::hir::Expr, <clippy_lints[5250119efe64ef1f]::utils::author::PrintVisitor>::expr::{closure#2}> 24: 0x564c5c366a49 - <clippy_lints[5250119efe64ef1f]::utils::author::PrintVisitor>::expr 25: 0x564c5c36cf4f - <clippy_lints[5250119efe64ef1f]::utils::author::PrintVisitor>::stmt 26: 0x564c5c3699a5 - <clippy_lints[5250119efe64ef1f]::utils::author::PrintVisitor>::block 27: 0x564c5c3679a9 - <clippy_lints[5250119efe64ef1f]::utils::author::PrintVisitor>::expr 28: 0x564c5c36cf4f - <clippy_lints[5250119efe64ef1f]::utils::author::PrintVisitor>::stmt 29: 0x564c5c3699a5 - <clippy_lints[5250119efe64ef1f]::utils::author::PrintVisitor>::block 30: 0x564c5c3679a9 - <clippy_lints[5250119efe64ef1f]::utils::author::PrintVisitor>::expr 31: 0x564c5c36658c - <clippy_lints[5250119efe64ef1f]::utils::author::PrintVisitor>::expr 32: 0x564c5c3633e1 - <clippy_lints[5250119efe64ef1f]::utils::author::Author as rustc_lint[45bcffbddee15b5]::passes::LateLintPass>::check_expr 33: 0x7ff928a486b6 - <rustc_lint[45bcffbddee15b5]::late::RuntimeCombinedLateLintPass as rustc_lint[45bcffbddee15b5]::passes::LateLintPass>::check_expr 34: 0x7ff928a24d56 - <rustc_lint[45bcffbddee15b5]::late::LateContextAndPass<rustc_lint[45bcffbddee15b5]::late::RuntimeCombinedLateLintPass>>::with_lint_attrs::<<rustc_lint[45bcffbddee15b5]::late::LateContextAndPass<rustc_lint[45bcffbddee15b5]::late::RuntimeCombinedLateLintPass> as rustc_hir[30866afef9a6ad3a]::intravisit::Visitor>::visit_expr::{closure#0}::{closure#0}> 35: 0x7ff928a25d0c - <rustc_lint[45bcffbddee15b5]::late::LateContextAndPass<rustc_lint[45bcffbddee15b5]::late::RuntimeCombinedLateLintPass> as rustc_hir[30866afef9a6ad3a]::intravisit::Visitor>::visit_expr 36: 0x7ff928a25e19 - <rustc_lint[45bcffbddee15b5]::late::LateContextAndPass<rustc_lint[45bcffbddee15b5]::late::RuntimeCombinedLateLintPass> as rustc_hir[30866afef9a6ad3a]::intravisit::Visitor>::visit_block 37: 0x7ff928a24d61 - <rustc_lint[45bcffbddee15b5]::late::LateContextAndPass<rustc_lint[45bcffbddee15b5]::late::RuntimeCombinedLateLintPass>>::with_lint_attrs::<<rustc_lint[45bcffbddee15b5]::late::LateContextAndPass<rustc_lint[45bcffbddee15b5]::late::RuntimeCombinedLateLintPass> as rustc_hir[30866afef9a6ad3a]::intravisit::Visitor>::visit_expr::{closure#0}::{closure#0}> 38: 0x7ff928a25d0c - <rustc_lint[45bcffbddee15b5]::late::LateContextAndPass<rustc_lint[45bcffbddee15b5]::late::RuntimeCombinedLateLintPass> as rustc_hir[30866afef9a6ad3a]::intravisit::Visitor>::visit_expr 39: 0x7ff928a26165 - <rustc_lint[45bcffbddee15b5]::late::LateContextAndPass<rustc_lint[45bcffbddee15b5]::late::RuntimeCombinedLateLintPass> as rustc_hir[30866afef9a6ad3a]::intravisit::Visitor>::visit_nested_body 40: 0x7ff928a2634a - <rustc_lint[45bcffbddee15b5]::late::LateContextAndPass<rustc_lint[45bcffbddee15b5]::late::RuntimeCombinedLateLintPass> as rustc_hir[30866afef9a6ad3a]::intravisit::Visitor>::visit_fn 41: 0x7ff9289fd593 - rustc_hir[30866afef9a6ad3a]::intravisit::walk_item::<rustc_lint[45bcffbddee15b5]::late::LateContextAndPass<rustc_lint[45bcffbddee15b5]::late::RuntimeCombinedLateLintPass>> 42: 0x7ff928a26a97 - <rustc_lint[45bcffbddee15b5]::late::LateContextAndPass<rustc_lint[45bcffbddee15b5]::late::RuntimeCombinedLateLintPass> as rustc_hir[30866afef9a6ad3a]::intravisit::Visitor>::visit_nested_item 43: 0x7ff9289fcd58 - rustc_hir[30866afef9a6ad3a]::intravisit::walk_mod::<rustc_lint[45bcffbddee15b5]::late::LateContextAndPass<rustc_lint[45bcffbddee15b5]::late::RuntimeCombinedLateLintPass>> 44: 0x7ff927ab2a5e - rustc_lint[45bcffbddee15b5]::late::late_lint_crate::<rustc_lint[45bcffbddee15b5]::BuiltinCombinedLateLintPass> 45: 0x7ff927ab1ea8 - <rustc_session[d2c5967be8e6b8f9]::session::Session>::time::<(), rustc_lint[45bcffbddee15b5]::late::check_crate<rustc_lint[45bcffbddee15b5]::BuiltinCombinedLateLintPass, rustc_interface[b053cddf22540e47]::passes::analysis::{closure#5}::{closure#1}::{closure#2}::{closure#0}::{closure#0}>::{closure#0}::{closure#0}> 46: 0x7ff927ab1d43 - <rustc_session[d2c5967be8e6b8f9]::session::Session>::time::<(), rustc_interface[b053cddf22540e47]::passes::analysis::{closure#5}::{closure#1}::{closure#2}::{closure#0}> 47: 0x7ff927ab187f - <core[29b2b76cf1b48b36]::panic::unwind_safe::AssertUnwindSafe<rustc_interface[b053cddf22540e47]::passes::analysis::{closure#5}::{closure#1}> as core[29b2b76cf1b48b36]::ops::function::FnOnce<()>>::call_once 48: 0x7ff927ab12a0 - <rustc_session[d2c5967be8e6b8f9]::session::Session>::time::<(), rustc_interface[b053cddf22540e47]::passes::analysis::{closure#5}> 49: 0x7ff927aafdb7 - rustc_interface[b053cddf22540e47]::passes::analysis 50: 0x7ff927b0e68a - rustc_query_impl[26d2ebf6b1d6d4c2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[26d2ebf6b1d6d4c2]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[1f0c398aabd4ddf9]::query::erase::Erased<[u8; 1usize]>> 51: 0x7ff927b0e679 - <rustc_query_impl[26d2ebf6b1d6d4c2]::query_impl::analysis::dynamic_query::{closure#2} as core[29b2b76cf1b48b36]::ops::function::FnOnce<(rustc_middle[1f0c398aabd4ddf9]::ty::context::TyCtxt, ())>>::call_once 52: 0x7ff927ca3168 - rustc_query_system[c6699240e700ffe8]::query::plumbing::try_execute_query::<rustc_query_impl[26d2ebf6b1d6d4c2]::DynamicConfig<rustc_query_system[c6699240e700ffe8]::query::caches::SingleCache<rustc_middle[1f0c398aabd4ddf9]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[26d2ebf6b1d6d4c2]::plumbing::QueryCtxt, false> 53: 0x7ff927ca2f39 - rustc_query_impl[26d2ebf6b1d6d4c2]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace 54: 0x7ff927851b25 - <rustc_middle[1f0c398aabd4ddf9]::ty::context::GlobalCtxt>::enter::<rustc_driver_impl[2d6a85f1efddecb1]::run_compiler::{closure#1}::{closure#2}::{closure#4}, core[29b2b76cf1b48b36]::result::Result<(), rustc_span[2315e69a6c645816]::ErrorGuaranteed>> 55: 0x7ff927851152 - <rustc_interface[b053cddf22540e47]::interface::Compiler>::enter::<rustc_driver_impl[2d6a85f1efddecb1]::run_compiler::{closure#1}::{closure#2}, core[29b2b76cf1b48b36]::result::Result<core[29b2b76cf1b48b36]::option::Option<rustc_interface[b053cddf22540e47]::queries::Linker>, rustc_span[2315e69a6c645816]::ErrorGuaranteed>> 56: 0x7ff92784a2a5 - rustc_span[2315e69a6c645816]::set_source_map::<core[29b2b76cf1b48b36]::result::Result<(), rustc_span[2315e69a6c645816]::ErrorGuaranteed>, rustc_interface[b053cddf22540e47]::interface::run_compiler<core[29b2b76cf1b48b36]::result::Result<(), rustc_span[2315e69a6c645816]::ErrorGuaranteed>, rustc_driver_impl[2d6a85f1efddecb1]::run_compiler::{closure#1}>::{closure#0}::{closure#0}> 57: 0x7ff927849d16 - <scoped_tls[b9dcc93a263bd177]::ScopedKey<rustc_span[2315e69a6c645816]::SessionGlobals>>::set::<rustc_interface[b053cddf22540e47]::interface::run_compiler<core[29b2b76cf1b48b36]::result::Result<(), rustc_span[2315e69a6c645816]::ErrorGuaranteed>, rustc_driver_impl[2d6a85f1efddecb1]::run_compiler::{closure#1}>::{closure#0}, core[29b2b76cf1b48b36]::result::Result<(), rustc_span[2315e69a6c645816]::ErrorGuaranteed>> 58: 0x7ff9278492dc - std[1ede75a6519e9681]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[b053cddf22540e47]::util::run_in_thread_pool_with_globals<rustc_interface[b053cddf22540e47]::interface::run_compiler<core[29b2b76cf1b48b36]::result::Result<(), rustc_span[2315e69a6c645816]::ErrorGuaranteed>, rustc_driver_impl[2d6a85f1efddecb1]::run_compiler::{closure#1}>::{closure#0}, core[29b2b76cf1b48b36]::result::Result<(), rustc_span[2315e69a6c645816]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[29b2b76cf1b48b36]::result::Result<(), rustc_span[2315e69a6c645816]::ErrorGuaranteed>> 59: 0x7ff9278490a5 - <<std[1ede75a6519e9681]::thread::Builder>::spawn_unchecked_<rustc_interface[b053cddf22540e47]::util::run_in_thread_pool_with_globals<rustc_interface[b053cddf22540e47]::interface::run_compiler<core[29b2b76cf1b48b36]::result::Result<(), rustc_span[2315e69a6c645816]::ErrorGuaranteed>, rustc_driver_impl[2d6a85f1efddecb1]::run_compiler::{closure#1}>::{closure#0}, core[29b2b76cf1b48b36]::result::Result<(), rustc_span[2315e69a6c645816]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[29b2b76cf1b48b36]::result::Result<(), rustc_span[2315e69a6c645816]::ErrorGuaranteed>>::{closure#1} as core[29b2b76cf1b48b36]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} 60: 0x7ff9297ef305 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8fa82afee072a41e at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/alloc/src/boxed.rs:1993:9 61: 0x7ff9297ef305 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h99bb2872d0c67e87 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/alloc/src/boxed.rs:1993:9 62: 0x7ff9297ef305 - std::sys::unix::thread::Thread::new::thread_start::h51979755696e7814 at /rustc/83964c156db1f444050a38b2498dbd0da6d5d503/library/std/src/sys/unix/thread.rs:108:17 63: 0x7ff92517744b - <unknown> 64: 0x7ff9251fae40 - <unknown> 65: 0x0 - <unknown> error: the compiler unexpectedly panicked. this is a bug. note: we would appreciate a bug report: https://github.com/rust-lang/rust-clippy/issues/new note: rustc 1.72.0-nightly (83964c156 2023-07-08) running on x86_64-unknown-linux-gnu query stack during panic: #0 [analysis] running analysis passes on this crate end of query stack note: Clippy version: clippy 0.1.72 (83964c1 2023-07-08) 

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    C-bugCategory: Clippy is not doing the correct thingI-ICEIssue: Clippy panicked, giving an Internal Compilation Error (ICE) ❄️

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