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ICE on nightly when compiling futures-util with cargo-llvm-cov #135291

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jwodder opened this issue Jan 9, 2025 · 1 comment
Closed

ICE on nightly when compiling futures-util with cargo-llvm-cov #135291

jwodder opened this issue Jan 9, 2025 · 1 comment
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C-bug Category: This is a bug. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.

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@jwodder
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jwodder commented Jan 9, 2025

Code

cargo new ice-mvce
cd ice-mvce
cargo add futures-util --no-default-features --features std
cargo binstall llvm-cov
cargo +nightly llvm-cov --lcov

Meta

rustc +nightly --version --verbose:

rustc 1.86.0-nightly (a580b5c37 2025-01-08)
binary: rustc
commit-hash: a580b5c379b4fca50dfe5afc0fc0ce00921e4e00
commit-date: 2025-01-08
host: x86_64-apple-darwin
release: 1.86.0-nightly
LLVM version: 19.1.6

Error output

info: cargo-llvm-cov currently setting cfg(coverage) and cfg(coverage_nightly); you can opt-out it by passing --no-cfg-coverage and --no-cfg-coverage-nightly
   Compiling futures-util v0.3.31
error: internal compiler error: compiler/rustc_middle/src/ty/normalize_erasing_regions.rs:168:90: Failed to normalize future::future::flatten::Flatten<Fut/#0, Alias(Projection, AliasTy { args: [Fut/#0], def_id: DefId(1:50942 ~ core[1df7]::future::future::Future::Output), .. })>, maybe try to call `try_normalize_erasing_regions` instead


thread 'rustc' panicked at compiler/rustc_middle/src/ty/normalize_erasing_regions.rs:168:90:
Box<dyn Any>
stack backtrace:
   0:        0x1176d5866 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h9bf9ff327e2df040
   1:        0x1146aeb93 - core::fmt::write::h88424f6485c19682
   2:        0x1176c93d2 - std::io::Write::write_fmt::hab6d2b5e7840637a
   3:        0x1176d56b2 - std::sys::backtrace::BacktraceLock::print::ha894967f905c9e1b
   4:        0x1176d7ff8 - std::panicking::default_hook::{{closure}}::h8f63c070efaefa9e
   5:        0x1176d7dd9 - std::panicking::default_hook::h2b5b81623d2ef97f
   6:        0x115322edd - std[4333fcc3397f1e4d]::panicking::update_hook::<alloc[9ea2481e0677791b]::boxed::Box<rustc_driver_impl[4e490b3d18de3daf]::install_ice_hook::{closure#1}>>::{closure#0}
   7:        0x1176d8a73 - std::panicking::rust_panic_with_hook::h92ff237edb6290f8
   8:        0x1153b7bc7 - std[4333fcc3397f1e4d]::panicking::begin_panic::<rustc_errors[bdc8807e94b634b2]::ExplicitBug>::{closure#0}
   9:        0x1153a4939 - std[4333fcc3397f1e4d]::sys::backtrace::__rust_end_short_backtrace::<std[4333fcc3397f1e4d]::panicking::begin_panic<rustc_errors[bdc8807e94b634b2]::ExplicitBug>::{closure#0}, !>
  10:        0x11a3b451e - std[4333fcc3397f1e4d]::panicking::begin_panic::<rustc_errors[bdc8807e94b634b2]::ExplicitBug>
  11:        0x1153cdcb6 - <rustc_errors[bdc8807e94b634b2]::diagnostic::BugAbort as rustc_errors[bdc8807e94b634b2]::diagnostic::EmissionGuarantee>::emit_producing_guarantee
  12:        0x11619f2a5 - rustc_middle[75ceb8712c4b6e4c]::util::bug::opt_span_bug_fmt::<rustc_span[dbf047cd43b8acb]::span_encoding::Span>::{closure#0}
  13:        0x116151117 - rustc_middle[75ceb8712c4b6e4c]::ty::context::tls::with_opt::<rustc_middle[75ceb8712c4b6e4c]::util::bug::opt_span_bug_fmt<rustc_span[dbf047cd43b8acb]::span_encoding::Span>::{closure#0}, !>::{closure#0}
  14:        0x1161505e5 - rustc_middle[75ceb8712c4b6e4c]::ty::context::tls::with_context_opt::<rustc_middle[75ceb8712c4b6e4c]::ty::context::tls::with_opt<rustc_middle[75ceb8712c4b6e4c]::util::bug::opt_span_bug_fmt<rustc_span[dbf047cd43b8acb]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
  15:        0x11a43b43b - rustc_middle[75ceb8712c4b6e4c]::util::bug::bug_fmt
  16:        0x11702aa34 - <&rustc_middle[75ceb8712c4b6e4c]::ty::list::RawList<(), rustc_middle[75ceb8712c4b6e4c]::ty::generic_args::GenericArg> as rustc_type_ir[80a3009ac695697]::fold::TypeFoldable<rustc_middle[75ceb8712c4b6e4c]::ty::context::TyCtxt>>::try_fold_with::<rustc_middle[75ceb8712c4b6e4c]::ty::normalize_erasing_regions::NormalizeAfterErasingRegionsFolder>
  17:        0x117024b0d - <rustc_middle[75ceb8712c4b6e4c]::ty::context::TyCtxt>::normalize_erasing_regions::<rustc_type_ir[80a3009ac695697]::predicate::TraitRef<rustc_middle[75ceb8712c4b6e4c]::ty::context::TyCtxt>>
  18:        0x11704441f - <rustc_symbol_mangling[178b78460e6dc54]::v0::SymbolMangler as rustc_middle[75ceb8712c4b6e4c]::ty::print::Printer>::print_impl_path
  19:        0x1170434cc - <rustc_symbol_mangling[178b78460e6dc54]::v0::SymbolMangler as rustc_middle[75ceb8712c4b6e4c]::ty::print::Printer>::print_def_path
  20:        0x11704394b - <rustc_symbol_mangling[178b78460e6dc54]::v0::SymbolMangler as rustc_middle[75ceb8712c4b6e4c]::ty::print::Printer>::print_def_path
  21:        0x1170428f9 - rustc_symbol_mangling[178b78460e6dc54]::v0::mangle
  22:        0x11704a09d - rustc_symbol_mangling[178b78460e6dc54]::symbol_name_provider
  23:        0x116c7a8de - rustc_query_impl[f0081debe8a8454e]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[f0081debe8a8454e]::query_impl::symbol_name::dynamic_query::{closure#2}::{closure#0}, rustc_middle[75ceb8712c4b6e4c]::query::erase::Erased<[u8; 16usize]>>
  24:        0x116bf8b3e - <rustc_query_impl[f0081debe8a8454e]::query_impl::symbol_name::dynamic_query::{closure#2} as core[1df7861a0f3a1edb]::ops::function::FnOnce<(rustc_middle[75ceb8712c4b6e4c]::ty::context::TyCtxt, rustc_middle[75ceb8712c4b6e4c]::ty::instance::Instance)>>::call_once
  25:        0x116a549df - rustc_query_system[b5ddd9f23afd8ee8]::query::plumbing::try_execute_query::<rustc_query_impl[f0081debe8a8454e]::DynamicConfig<rustc_query_system[b5ddd9f23afd8ee8]::query::caches::DefaultCache<rustc_middle[75ceb8712c4b6e4c]::ty::instance::Instance, rustc_middle[75ceb8712c4b6e4c]::query::erase::Erased<[u8; 16usize]>>, false, false, false>, rustc_query_impl[f0081debe8a8454e]::plumbing::QueryCtxt, false>
  26:        0x116cbcbb9 - rustc_query_impl[f0081debe8a8454e]::query_impl::symbol_name::get_query_non_incr::__rust_end_short_backtrace
  27:        0x114efdfc8 - rustc_middle[75ceb8712c4b6e4c]::query::plumbing::query_get_at::<rustc_query_system[b5ddd9f23afd8ee8]::query::caches::DefaultCache<rustc_middle[75ceb8712c4b6e4c]::ty::instance::Instance, rustc_middle[75ceb8712c4b6e4c]::query::erase::Erased<[u8; 16usize]>>>
  28:        0x114fba1ee - rustc_codegen_llvm[25826cfec24e129]::base::compile_codegen_unit::module_codegen
  29:        0x11500b77b - <rustc_codegen_llvm[25826cfec24e129]::LlvmCodegenBackend as rustc_codegen_ssa[c1c622737c32cccb]::traits::backend::ExtraBackendMethods>::compile_codegen_unit
  30:        0x114ef6913 - rustc_codegen_ssa[c1c622737c32cccb]::base::codegen_crate::<rustc_codegen_llvm[25826cfec24e129]::LlvmCodegenBackend>
  31:        0x115013a7c - <rustc_codegen_llvm[25826cfec24e129]::LlvmCodegenBackend as rustc_codegen_ssa[c1c622737c32cccb]::traits::backend::CodegenBackend>::codegen_crate
  32:        0x115d4de0b - <rustc_interface[4ce5778a50e46cc9]::queries::Linker>::codegen_and_build_linker
  33:        0x115311d8b - rustc_interface[4ce5778a50e46cc9]::passes::create_and_enter_global_ctxt::<core[1df7861a0f3a1edb]::option::Option<rustc_interface[4ce5778a50e46cc9]::queries::Linker>, rustc_driver_impl[4e490b3d18de3daf]::run_compiler::{closure#0}::{closure#2}>
  34:        0x11532b8ca - rustc_interface[4ce5778a50e46cc9]::interface::run_compiler::<(), rustc_driver_impl[4e490b3d18de3daf]::run_compiler::{closure#0}>::{closure#1}
  35:        0x115314b50 - std[4333fcc3397f1e4d]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[4ce5778a50e46cc9]::util::run_in_thread_with_globals<rustc_interface[4ce5778a50e46cc9]::util::run_in_thread_pool_with_globals<rustc_interface[4ce5778a50e46cc9]::interface::run_compiler<(), rustc_driver_impl[4e490b3d18de3daf]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
  36:        0x11532eb73 - <<std[4333fcc3397f1e4d]::thread::Builder>::spawn_unchecked_<rustc_interface[4ce5778a50e46cc9]::util::run_in_thread_with_globals<rustc_interface[4ce5778a50e46cc9]::util::run_in_thread_pool_with_globals<rustc_interface[4ce5778a50e46cc9]::interface::run_compiler<(), rustc_driver_impl[4e490b3d18de3daf]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[1df7861a0f3a1edb]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  37:        0x1176e454b - std::sys::pal::unix::thread::Thread::new::thread_start::h753290422a45572c
  38:     0x7ff8063e118b - __pthread_start

note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md

note: please make sure that you have updated to the latest nightly

note: please attach the file at `/Users/jwodder/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.31/rustc-ice-2025-01-09T16_56_43-36260.txt` to your bug report

note: compiler flags: --crate-type lib -C embed-bitcode=no -C debuginfo=2 -C split-debuginfo=unpacked -C instrument-coverage

note: some of the compiler flags provided by cargo are hidden

query stack during panic:
#0 [symbol_name] computing the symbol for `future::future::flatten::<impl at /Users/jwodder/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.31/src/future/future/flatten.rs:26:1: 29:25>::is_terminated`
end of query stack
error: could not compile `futures-util` (lib)

Caused by:
  process didn't exit successfully: `/Users/jwodder/.rustup/toolchains/nightly-x86_64-apple-darwin/bin/rustc --crate-name futures_util --edition=2018 /Users/jwodder/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.31/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C split-debuginfo=unpacked --warn=unreachable_pub --warn=unexpected_cfgs --warn=single_use_lifetimes --warn=rust_2018_idioms --warn=missing_debug_implementations --check-cfg 'cfg(futures_sanitizer)' --cfg 'feature="alloc"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "memchr", "portable-atomic", "sink", "slab", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=cf655fbc96ba0c3c -C extra-filename=-c7f8dd9466b3e7af --out-dir /Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps -L dependency=/Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps --extern futures_core=/Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps/libfutures_core-e69e3f1537054857.rmeta --extern futures_task=/Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps/libfutures_task-63f46da0688199ef.rmeta --extern pin_project_lite=/Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps/libpin_project_lite-9c282788c3f27025.rmeta --extern pin_utils=/Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps/libpin_utils-92d69a372da8d41b.rmeta --extern slab=/Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps/libslab-433ab38e3fd6f0b6.rmeta --cap-lints allow -C instrument-coverage --cfg=coverage --cfg=coverage_nightly --cfg=trybuild_no_target` (exit status: 101)
error: process didn't exit successfully: `/Users/jwodder/.rustup/toolchains/nightly-x86_64-apple-darwin/bin/cargo test --tests --manifest-path /Users/jwodder/work/dev/tmp/ice-mvce/Cargo.toml --target-dir /Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target` (exit status: 101)
Backtrace 

info: cargo-llvm-cov currently setting cfg(coverage) and cfg(coverage_nightly); you can opt-out it by passing --no-cfg-coverage and --no-cfg-coverage-nightly
   Compiling futures-util v0.3.31
error: internal compiler error: compiler/rustc_middle/src/ty/normalize_erasing_regions.rs:168:90: Failed to normalize future::future::flatten::Flatten<Fut/#0, Alias(Projection, AliasTy { args: [Fut/#0], def_id: DefId(1:50942 ~ core[1df7]::future::future::Future::Output), .. })>, maybe try to call `try_normalize_erasing_regions` instead


thread 'rustc' panicked at compiler/rustc_middle/src/ty/normalize_erasing_regions.rs:168:90:
Box<dyn Any>
stack backtrace:
   0: std::panicking::begin_panic::<rustc_errors::ExplicitBug>
   1: <rustc_errors::diagnostic::BugAbort as rustc_errors::diagnostic::EmissionGuarantee>::emit_producing_guarantee
   2: rustc_middle::util::bug::opt_span_bug_fmt::<rustc_span::span_encoding::Span>::{closure#0}
   3: rustc_middle::ty::context::tls::with_opt::<rustc_middle::util::bug::opt_span_bug_fmt<rustc_span::span_encoding::Span>::{closure#0}, !>::{closure#0}
   4: rustc_middle::ty::context::tls::with_context_opt::<rustc_middle::ty::context::tls::with_opt<rustc_middle::util::bug::opt_span_bug_fmt<rustc_span::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
   5: rustc_middle::util::bug::bug_fmt
   6: <&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_type_ir::fold::TypeFoldable<rustc_middle::ty::context::TyCtxt>>::try_fold_with::<rustc_middle::ty::normalize_erasing_regions::NormalizeAfterErasingRegionsFolder>
   7: <rustc_middle::ty::context::TyCtxt>::normalize_erasing_regions::<rustc_type_ir::predicate::TraitRef<rustc_middle::ty::context::TyCtxt>>
   8: <rustc_symbol_mangling::v0::SymbolMangler as rustc_middle::ty::print::Printer>::print_impl_path
   9: <rustc_symbol_mangling::v0::SymbolMangler as rustc_middle::ty::print::Printer>::print_def_path
  10: <rustc_symbol_mangling::v0::SymbolMangler as rustc_middle::ty::print::Printer>::print_def_path
  11: rustc_symbol_mangling::v0::mangle
  12: rustc_symbol_mangling::symbol_name_provider
      [... omitted 2 frames ...]
  13: rustc_middle::query::plumbing::query_get_at::<rustc_query_system::query::caches::DefaultCache<rustc_middle::ty::instance::Instance, rustc_middle::query::erase::Erased<[u8; 16]>>>
  14: rustc_codegen_llvm::base::compile_codegen_unit::module_codegen
  15: <rustc_codegen_llvm::LlvmCodegenBackend as rustc_codegen_ssa::traits::backend::ExtraBackendMethods>::compile_codegen_unit
  16: rustc_codegen_ssa::base::codegen_crate::<rustc_codegen_llvm::LlvmCodegenBackend>
  17: <rustc_codegen_llvm::LlvmCodegenBackend as rustc_codegen_ssa::traits::backend::CodegenBackend>::codegen_crate
  18: <rustc_interface::queries::Linker>::codegen_and_build_linker
  19: rustc_interface::passes::create_and_enter_global_ctxt::<core::option::Option<rustc_interface::queries::Linker>, rustc_driver_impl::run_compiler::{closure#0}::{closure#2}>
  20: rustc_interface::interface::run_compiler::<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md

note: please make sure that you have updated to the latest nightly

note: please attach the file at `/Users/jwodder/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.31/rustc-ice-2025-01-09T16_58_43-36363.txt` to your bug report

note: compiler flags: --crate-type lib -C embed-bitcode=no -C debuginfo=2 -C split-debuginfo=unpacked -C instrument-coverage

note: some of the compiler flags provided by cargo are hidden

query stack during panic:
#0 [symbol_name] computing the symbol for `future::future::flatten::<impl at /Users/jwodder/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.31/src/future/future/flatten.rs:26:1: 29:25>::is_terminated`
end of query stack
error: could not compile `futures-util` (lib)

Caused by:
  process didn't exit successfully: `/Users/jwodder/.rustup/toolchains/nightly-x86_64-apple-darwin/bin/rustc --crate-name futures_util --edition=2018 /Users/jwodder/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.31/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C split-debuginfo=unpacked --warn=unreachable_pub --warn=unexpected_cfgs --warn=single_use_lifetimes --warn=rust_2018_idioms --warn=missing_debug_implementations --check-cfg 'cfg(futures_sanitizer)' --cfg 'feature="alloc"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "memchr", "portable-atomic", "sink", "slab", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=cf655fbc96ba0c3c -C extra-filename=-c7f8dd9466b3e7af --out-dir /Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps -L dependency=/Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps --extern futures_core=/Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps/libfutures_core-e69e3f1537054857.rmeta --extern futures_task=/Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps/libfutures_task-63f46da0688199ef.rmeta --extern pin_project_lite=/Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps/libpin_project_lite-9c282788c3f27025.rmeta --extern pin_utils=/Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps/libpin_utils-92d69a372da8d41b.rmeta --extern slab=/Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target/debug/deps/libslab-433ab38e3fd6f0b6.rmeta --cap-lints allow -C instrument-coverage --cfg=coverage --cfg=coverage_nightly --cfg=trybuild_no_target` (exit status: 101)
error: process didn't exit successfully: `/Users/jwodder/.rustup/toolchains/nightly-x86_64-apple-darwin/bin/cargo test --tests --manifest-path /Users/jwodder/work/dev/tmp/ice-mvce/Cargo.toml --target-dir /Users/jwodder/work/dev/tmp/ice-mvce/target/llvm-cov-target` (exit status: 101)

@jwodder jwodder added C-bug Category: This is a bug. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. labels Jan 9, 2025
@rustbot rustbot added the needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. label Jan 9, 2025
@jieyouxu jieyouxu removed the needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. label Jan 9, 2025
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jieyouxu commented Jan 9, 2025

Thank you for the report, this is a duplicate of #135235.

@jieyouxu jieyouxu closed this as completed Jan 9, 2025
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C-bug Category: This is a bug. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
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