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ICE: "no saved object file in work product" - potential incremental issue #123376

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@jamesmunns

Description

@jamesmunns

Code

This commit: memorysafety/river@5ff346d

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This didn't seem to reproduce after a cargo clean, so I can't provide too much more wrt what caused this to happen.

So far I've only seen this once.

This was running in an aarch64 fedora VM running on an M2 Mac inside of UTM.

Error output

[Running 'cargo check && cargo test']
    Checking river v0.2.0 (/mnt/share/vmshare/contracts/isrg/river/source/river)
    Finished dev [unoptimized + debuginfo] target(s) in 0.63s
   Compiling river v0.2.0 (/mnt/share/vmshare/contracts/isrg/river/source/river)
thread 'cpy 1ukymu2hvb0r0otf' panicked at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/compiler/rustc_codegen_ssa/src/back/write.rs:917:44:
no saved object file in work product
stack backtrace:
   0:     0xffffab7439ec - std::backtrace_rs::backtrace::libunwind::trace::ha909211bcabbe3ac
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
   1:     0xffffab7439ec - std::backtrace_rs::backtrace::trace_unsynchronized::h8f4bf76df48e0fca
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0xffffab7439ec - std::sys_common::backtrace::_print_fmt::h7a880f791e80e899
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys_common/backtrace.rs:68:5
   3:     0xffffab7439ec - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h435dc28c83034320
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys_common/backtrace.rs:44:22
   4:     0xffffab78d1e8 - core::fmt::rt::Argument::fmt::h22144fbf1e72c1e0
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/core/src/fmt/rt.rs:142:9
   5:     0xffffab78d1e8 - core::fmt::write::hd8738e3694a112d7
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/core/src/fmt/mod.rs:1120:17
   6:     0xffffab73944c - std::io::Write::write_fmt::h436b94c6697db76d
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/io/mod.rs:1846:15
   7:     0xffffab743818 - std::sys_common::backtrace::_print::ha54e28ed84d016bd
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys_common/backtrace.rs:47:5
   8:     0xffffab743818 - std::sys_common::backtrace::print::h53c5489f7bece51d
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys_common/backtrace.rs:34:9
   9:     0xffffab746284 - std::panicking::default_hook::{{closure}}::h0cf4d4378fa545a3
  10:     0xffffab745fb8 - std::panicking::default_hook::h083086c8c3d6f7ab
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/panicking.rs:292:9
  11:     0xffffac2973f8 - <alloc[f06ece74a4fc239f]::boxed::Box<rustc_driver_impl[acc3693e9fb6d00]::install_ice_hook::{closure#0}> as core[78d0b6180d7076d4]::ops::function::Fn<(&dyn for<'a, 'b> core[78d0b6180d7076d4]::ops::function::Fn<(&'a core[78d0b6180d7076d4]::panic::panic_info::PanicInfo<'b>,), Output = ()> + core[78d0b6180d7076d4]::marker::Sync + core[78d0b6180d7076d4]::marker::Send, &core[78d0b6180d7076d4]::panic::panic_info::PanicInfo)>>::call
  12:     0xffffab74696c - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hf2edefd0c36edede
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/alloc/src/boxed.rs:2029:9
  13:     0xffffab74696c - std::panicking::rust_panic_with_hook::h7eda7902743f1889
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/panicking.rs:785:13
  14:     0xffffab7466e8 - std::panicking::begin_panic_handler::{{closure}}::h9e0c8c22f2412703
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/panicking.rs:659:13
  15:     0xffffab743ebc - std::sys_common::backtrace::__rust_end_short_backtrace::ha7fb929dac979860
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys_common/backtrace.rs:171:18
  16:     0xffffab746488 - rust_begin_unwind
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/panicking.rs:647:5
  17:     0xffffab7114bc - core::panicking::panic_fmt::hbb22b1130d3a7f38
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/core/src/panicking.rs:72:14
  18:     0xffffab71148c - core::panicking::panic_display::hc01b522008d00daf
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/core/src/panicking.rs:196:5
  19:     0xffffab71148c - core::panicking::panic_str::h887dc2e6a7ca69c2
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/core/src/panicking.rs:171:5
  20:     0xffffab71148c - core::option::expect_failed::h5639e0be8ab85f68
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/core/src/option.rs:1988:5
  21:     0xffffac5042fc - rustc_codegen_ssa[79a1e11a865bc274]::back::write::execute_copy_from_cache_work_item::<rustc_codegen_llvm[1c89da6189bdcd79]::LlvmCodegenBackend>
  22:     0xffffac5ad004 - std[67261b68e235c13b]::sys_common::backtrace::__rust_begin_short_backtrace::<<rustc_codegen_llvm[1c89da6189bdcd79]::LlvmCodegenBackend as rustc_codegen_ssa[79a1e11a865bc274]::traits::backend::ExtraBackendMethods>::spawn_named_thread<rustc_codegen_ssa[79a1e11a865bc274]::back::write::spawn_work<rustc_codegen_llvm[1c89da6189bdcd79]::LlvmCodegenBackend>::{closure#0}, ()>::{closure#0}, ()>
  23:     0xffffac505fec - <<std[67261b68e235c13b]::thread::Builder>::spawn_unchecked_<<rustc_codegen_llvm[1c89da6189bdcd79]::LlvmCodegenBackend as rustc_codegen_ssa[79a1e11a865bc274]::traits::backend::ExtraBackendMethods>::spawn_named_thread<rustc_codegen_ssa[79a1e11a865bc274]::back::write::spawn_work<rustc_codegen_llvm[1c89da6189bdcd79]::LlvmCodegenBackend>::{closure#0}, ()>::{closure#0}, ()>::{closure#1} as core[78d0b6180d7076d4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  24:     0xffffab74f3b4 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h99a8d905b3363c45
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/alloc/src/boxed.rs:2015:9
  25:     0xffffab74f3b4 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hdc482d37839e1180
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/alloc/src/boxed.rs:2015:9
  26:     0xffffab74f3b4 - std::sys::pal::unix::thread::Thread::new::thread_start::he6d6f33e3183ae4d
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys/pal/unix/thread.rs:108:17
  27:     0xffffab590584 - start_thread
  28:     0xffffab5ffd4c - thread_start
  29:                0x0 - <unknown>

error: the compiler unexpectedly panicked. this is a bug.

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: rustc 1.77.0 (aedd173a2 2024-03-17) running on aarch64-unknown-linux-gnu

note: compiler flags: -C embed-bitcode=no -C debuginfo=2 -C incremental=[REDACTED]

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

query stack during panic:
end of query stack
thread 'coordinator' panicked at compiler/rustc_middle/src/util/bug.rs:36:26:
/rustc/aedd173a2c086e558c2b66d3743b344f977621a7/compiler/rustc_codegen_ssa/src/back/write.rs:1588:29: worker thread panicked
stack backtrace:
   0:     0xffffab7439ec - std::backtrace_rs::backtrace::libunwind::trace::ha909211bcabbe3ac
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
   1:     0xffffab7439ec - std::backtrace_rs::backtrace::trace_unsynchronized::h8f4bf76df48e0fca
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0xffffab7439ec - std::sys_common::backtrace::_print_fmt::h7a880f791e80e899
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys_common/backtrace.rs:68:5
   3:     0xffffab7439ec - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h435dc28c83034320
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys_common/backtrace.rs:44:22
   4:     0xffffab78d1e8 - core::fmt::rt::Argument::fmt::h22144fbf1e72c1e0
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/core/src/fmt/rt.rs:142:9
   5:     0xffffab78d1e8 - core::fmt::write::hd8738e3694a112d7
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/core/src/fmt/mod.rs:1120:17
   6:     0xffffab73944c - std::io::Write::write_fmt::h436b94c6697db76d
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/io/mod.rs:1846:15
   7:     0xffffab743818 - std::sys_common::backtrace::_print::ha54e28ed84d016bd
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys_common/backtrace.rs:47:5
   8:     0xffffab743818 - std::sys_common::backtrace::print::h53c5489f7bece51d
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys_common/backtrace.rs:34:9
   9:     0xffffab746284 - std::panicking::default_hook::{{closure}}::h0cf4d4378fa545a3
  10:     0xffffab745fb8 - std::panicking::default_hook::h083086c8c3d6f7ab
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/panicking.rs:292:9
  11:     0xffffac2973f8 - <alloc[f06ece74a4fc239f]::boxed::Box<rustc_driver_impl[acc3693e9fb6d00]::install_ice_hook::{closure#0}> as core[78d0b6180d7076d4]::ops::function::Fn<(&dyn for<'a, 'b> core[78d0b6180d7076d4]::ops::function::Fn<(&'a core[78d0b6180d7076d4]::panic::panic_info::PanicInfo<'b>,), Output = ()> + core[78d0b6180d7076d4]::marker::Sync + core[78d0b6180d7076d4]::marker::Send, &core[78d0b6180d7076d4]::panic::panic_info::PanicInfo)>>::call
  12:     0xffffab74696c - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hf2edefd0c36edede
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/alloc/src/boxed.rs:2029:9
  13:     0xffffab74696c - std::panicking::rust_panic_with_hook::h7eda7902743f1889
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/panicking.rs:785:13
  14:     0xffffb0f945c0 - std[67261b68e235c13b]::panicking::begin_panic::<alloc[f06ece74a4fc239f]::string::String>::{closure#0}
  15:     0xffffb0f94274 - std[67261b68e235c13b]::sys_common::backtrace::__rust_end_short_backtrace::<std[67261b68e235c13b]::panicking::begin_panic<alloc[f06ece74a4fc239f]::string::String>::{closure#0}, !>
  16:     0xffffac1a7bcc - std[67261b68e235c13b]::panicking::begin_panic::<alloc[f06ece74a4fc239f]::string::String>
  17:     0xffffb1004b8c - rustc_middle[a0df8d032def7fe]::util::bug::opt_span_bug_fmt::<rustc_span[a3ab065b480aa793]::span_encoding::Span>::{closure#0}
  18:     0xffffb1002bf4 - rustc_middle[a0df8d032def7fe]::ty::context::tls::with_opt::<rustc_middle[a0df8d032def7fe]::util::bug::opt_span_bug_fmt<rustc_span[a3ab065b480aa793]::span_encoding::Span>::{closure#0}, !>::{closure#0}
  19:     0xffffb1002bc4 - rustc_middle[a0df8d032def7fe]::ty::context::tls::with_context_opt::<rustc_middle[a0df8d032def7fe]::ty::context::tls::with_opt<rustc_middle[a0df8d032def7fe]::util::bug::opt_span_bug_fmt<rustc_span[a3ab065b480aa793]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
  20:     0xffffac1a02f8 - rustc_middle[a0df8d032def7fe]::util::bug::bug_fmt
  21:     0xffffac5aeec4 - std[67261b68e235c13b]::sys_common::backtrace::__rust_begin_short_backtrace::<<rustc_codegen_llvm[1c89da6189bdcd79]::LlvmCodegenBackend as rustc_codegen_ssa[79a1e11a865bc274]::traits::backend::ExtraBackendMethods>::spawn_named_thread<rustc_codegen_ssa[79a1e11a865bc274]::back::write::start_executing_work<rustc_codegen_llvm[1c89da6189bdcd79]::LlvmCodegenBackend>::{closure#5}, core[78d0b6180d7076d4]::result::Result<rustc_codegen_ssa[79a1e11a865bc274]::back::write::CompiledModules, ()>>::{closure#0}, core[78d0b6180d7076d4]::result::Result<rustc_codegen_ssa[79a1e11a865bc274]::back::write::CompiledModules, ()>>
  22:     0xffffac5062c8 - <<std[67261b68e235c13b]::thread::Builder>::spawn_unchecked_<<rustc_codegen_llvm[1c89da6189bdcd79]::LlvmCodegenBackend as rustc_codegen_ssa[79a1e11a865bc274]::traits::backend::ExtraBackendMethods>::spawn_named_thread<rustc_codegen_ssa[79a1e11a865bc274]::back::write::start_executing_work<rustc_codegen_llvm[1c89da6189bdcd79]::LlvmCodegenBackend>::{closure#5}, core[78d0b6180d7076d4]::result::Result<rustc_codegen_ssa[79a1e11a865bc274]::back::write::CompiledModules, ()>>::{closure#0}, core[78d0b6180d7076d4]::result::Result<rustc_codegen_ssa[79a1e11a865bc274]::back::write::CompiledModules, ()>>::{closure#1} as core[78d0b6180d7076d4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  23:     0xffffab74f3b4 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h99a8d905b3363c45
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/alloc/src/boxed.rs:2015:9
  24:     0xffffab74f3b4 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hdc482d37839e1180
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/alloc/src/boxed.rs:2015:9
  25:     0xffffab74f3b4 - std::sys::pal::unix::thread::Thread::new::thread_start::he6d6f33e3183ae4d
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys/pal/unix/thread.rs:108:17
  26:     0xffffab590584 - start_thread
  27:     0xffffab5ffd4c - thread_start
  28:                0x0 - <unknown>

error: the compiler unexpectedly panicked. this is a bug.

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: rustc 1.77.0 (aedd173a2 2024-03-17) running on aarch64-unknown-linux-gnu

note: compiler flags: -C embed-bitcode=no -C debuginfo=2 -C incremental=[REDACTED]

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

query stack during panic:
end of query stack
thread 'rustc' panicked at compiler/rustc_middle/src/util/bug.rs:36:26:
/rustc/aedd173a2c086e558c2b66d3743b344f977621a7/compiler/rustc_codegen_ssa/src/back/write.rs:1956:17: panic during codegen/LLVM phase
stack backtrace:
   0:     0xffffab7439ec - std::backtrace_rs::backtrace::libunwind::trace::ha909211bcabbe3ac
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
   1:     0xffffab7439ec - std::backtrace_rs::backtrace::trace_unsynchronized::h8f4bf76df48e0fca
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0xffffab7439ec - std::sys_common::backtrace::_print_fmt::h7a880f791e80e899
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys_common/backtrace.rs:68:5
   3:     0xffffab7439ec - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h435dc28c83034320
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys_common/backtrace.rs:44:22
   4:     0xffffab78d1e8 - core::fmt::rt::Argument::fmt::h22144fbf1e72c1e0
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/core/src/fmt/rt.rs:142:9
   5:     0xffffab78d1e8 - core::fmt::write::hd8738e3694a112d7
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/core/src/fmt/mod.rs:1120:17
   6:     0xffffab73944c - std::io::Write::write_fmt::h436b94c6697db76d
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/io/mod.rs:1846:15
   7:     0xffffab743818 - std::sys_common::backtrace::_print::ha54e28ed84d016bd
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys_common/backtrace.rs:47:5
   8:     0xffffab743818 - std::sys_common::backtrace::print::h53c5489f7bece51d
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys_common/backtrace.rs:34:9
   9:     0xffffab746284 - std::panicking::default_hook::{{closure}}::h0cf4d4378fa545a3
  10:     0xffffab745fb8 - std::panicking::default_hook::h083086c8c3d6f7ab
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/panicking.rs:292:9
  11:     0xffffac2973f8 - <alloc[f06ece74a4fc239f]::boxed::Box<rustc_driver_impl[acc3693e9fb6d00]::install_ice_hook::{closure#0}> as core[78d0b6180d7076d4]::ops::function::Fn<(&dyn for<'a, 'b> core[78d0b6180d7076d4]::ops::function::Fn<(&'a core[78d0b6180d7076d4]::panic::panic_info::PanicInfo<'b>,), Output = ()> + core[78d0b6180d7076d4]::marker::Sync + core[78d0b6180d7076d4]::marker::Send, &core[78d0b6180d7076d4]::panic::panic_info::PanicInfo)>>::call
  12:     0xffffab74696c - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hf2edefd0c36edede
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/alloc/src/boxed.rs:2029:9
  13:     0xffffab74696c - std::panicking::rust_panic_with_hook::h7eda7902743f1889
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/panicking.rs:785:13
  14:     0xffffb0f945c0 - std[67261b68e235c13b]::panicking::begin_panic::<alloc[f06ece74a4fc239f]::string::String>::{closure#0}
  15:     0xffffb0f94274 - std[67261b68e235c13b]::sys_common::backtrace::__rust_end_short_backtrace::<std[67261b68e235c13b]::panicking::begin_panic<alloc[f06ece74a4fc239f]::string::String>::{closure#0}, !>
  16:     0xffffac1a7bcc - std[67261b68e235c13b]::panicking::begin_panic::<alloc[f06ece74a4fc239f]::string::String>
  17:     0xffffb1004b8c - rustc_middle[a0df8d032def7fe]::util::bug::opt_span_bug_fmt::<rustc_span[a3ab065b480aa793]::span_encoding::Span>::{closure#0}
  18:     0xffffb1002bf4 - rustc_middle[a0df8d032def7fe]::ty::context::tls::with_opt::<rustc_middle[a0df8d032def7fe]::util::bug::opt_span_bug_fmt<rustc_span[a3ab065b480aa793]::span_encoding::Span>::{closure#0}, !>::{closure#0}
  19:     0xffffb1002bc4 - rustc_middle[a0df8d032def7fe]::ty::context::tls::with_context_opt::<rustc_middle[a0df8d032def7fe]::ty::context::tls::with_opt<rustc_middle[a0df8d032def7fe]::util::bug::opt_span_bug_fmt<rustc_span[a3ab065b480aa793]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
  20:     0xffffac1a02f8 - rustc_middle[a0df8d032def7fe]::util::bug::bug_fmt
  21:     0xffffac5089d0 - <rustc_codegen_ssa[79a1e11a865bc274]::back::write::OngoingCodegen<rustc_codegen_llvm[1c89da6189bdcd79]::LlvmCodegenBackend>>::join
  22:     0xffffac5bcff8 - <rustc_codegen_llvm[1c89da6189bdcd79]::LlvmCodegenBackend as rustc_codegen_ssa[79a1e11a865bc274]::traits::backend::CodegenBackend>::join_codegen
  23:     0xffffac49d394 - <rustc_interface[735d705be2a4b8df]::queries::Linker>::link
  24:     0xffffac2caed8 - rustc_interface[735d705be2a4b8df]::util::run_in_thread_with_globals::<rustc_interface[735d705be2a4b8df]::interface::run_compiler<core[78d0b6180d7076d4]::result::Result<(), rustc_span[a3ab065b480aa793]::ErrorGuaranteed>, rustc_driver_impl[acc3693e9fb6d00]::run_compiler::{closure#0}>::{closure#0}, core[78d0b6180d7076d4]::result::Result<(), rustc_span[a3ab065b480aa793]::ErrorGuaranteed>>::{closure#0}::{closure#0}
  25:     0xffffac2c9448 - std[67261b68e235c13b]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[735d705be2a4b8df]::util::run_in_thread_with_globals<rustc_interface[735d705be2a4b8df]::interface::run_compiler<core[78d0b6180d7076d4]::result::Result<(), rustc_span[a3ab065b480aa793]::ErrorGuaranteed>, rustc_driver_impl[acc3693e9fb6d00]::run_compiler::{closure#0}>::{closure#0}, core[78d0b6180d7076d4]::result::Result<(), rustc_span[a3ab065b480aa793]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[78d0b6180d7076d4]::result::Result<(), rustc_span[a3ab065b480aa793]::ErrorGuaranteed>>
  26:     0xffffac2cc1d0 - <<std[67261b68e235c13b]::thread::Builder>::spawn_unchecked_<rustc_interface[735d705be2a4b8df]::util::run_in_thread_with_globals<rustc_interface[735d705be2a4b8df]::interface::run_compiler<core[78d0b6180d7076d4]::result::Result<(), rustc_span[a3ab065b480aa793]::ErrorGuaranteed>, rustc_driver_impl[acc3693e9fb6d00]::run_compiler::{closure#0}>::{closure#0}, core[78d0b6180d7076d4]::result::Result<(), rustc_span[a3ab065b480aa793]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[78d0b6180d7076d4]::result::Result<(), rustc_span[a3ab065b480aa793]::ErrorGuaranteed>>::{closure#1} as core[78d0b6180d7076d4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  27:     0xffffab74f3b4 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h99a8d905b3363c45
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/alloc/src/boxed.rs:2015:9
  28:     0xffffab74f3b4 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hdc482d37839e1180
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/alloc/src/boxed.rs:2015:9
  29:     0xffffab74f3b4 - std::sys::pal::unix::thread::Thread::new::thread_start::he6d6f33e3183ae4d
                               at /rustc/aedd173a2c086e558c2b66d3743b344f977621a7/library/std/src/sys/pal/unix/thread.rs:108:17
  30:     0xffffab590584 - start_thread
  31:     0xffffab5ffd4c - thread_start
  32:                0x0 - <unknown>

error: the compiler unexpectedly panicked. this is a bug.

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: rustc 1.77.0 (aedd173a2 2024-03-17) running on aarch64-unknown-linux-gnu

note: compiler flags: -C embed-bitcode=no -C debuginfo=2 -C incremental=[REDACTED]

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

query stack during panic:
end of query stack
error: could not compile `river` (bin "river" test)
[Finished running. Exit status: 101]

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    A-incr-compArea: Incremental compilationC-bugCategory: This is a bug.I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️S-needs-reproStatus: This issue has no reproduction and needs a reproduction to make progress.T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.

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