thread 'rustc' panicked at 'no entry found for key'

[Jasha10]

I got a compiler panic and am posting the stack trace here.
After running cargo clean, I'm no longer able to reproduce the crash.
I'm not sure if the below info will be helpful; feel free to close this issue if it's not.

$ cargo test
   Compiling sierrachart_dtc v0.1.0 (/home/homestar/dev/mrepo_wip/src_rs/trading/sierrachart_dtc)
thread 'rustc' panicked at 'no entry found for key', compiler/rustc_metadata/src/rmeta/decoder/cstore_impl.rs:655:9
stack backtrace:
   0:     0x7f4b4dbee59a - std::backtrace_rs::backtrace::libunwind::trace::h595f06c70adcc478
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
   1:     0x7f4b4dbee59a - std::backtrace_rs::backtrace::trace_unsynchronized::h177a0149c76cdde9
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0x7f4b4dbee59a - std::sys_common::backtrace::_print_fmt::hc0701fd2c3530c58
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/sys_common/backtrace.rs:65:5
   3:     0x7f4b4dbee59a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd4cd115d8750fd6c
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/sys_common/backtrace.rs:44:22
   4:     0x7f4b4dc5039e - core::fmt::write::h93e2f5923c7eca08
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/core/src/fmt/mod.rs:1213:17
   5:     0x7f4b4dbdebe5 - std::io::Write::write_fmt::h8162dbb45f0b9e62
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/io/mod.rs:1682:15
   6:     0x7f4b4dbee365 - std::sys_common::backtrace::_print::h1835ef8a8f9066da
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/sys_common/backtrace.rs:47:5
   7:     0x7f4b4dbee365 - std::sys_common::backtrace::print::hcb5e6388b9235f41
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/sys_common/backtrace.rs:34:9
   8:     0x7f4b4dbf112f - std::panicking::default_hook::{{closure}}::h9c084969ccf9a722
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/panicking.rs:267:22
   9:     0x7f4b4dbf0e6b - std::panicking::default_hook::h68fa2ba3c3c6c12f
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/panicking.rs:286:9
  10:     0x7f4b50f3d6e4 - <rustc_driver[f4ad927b3c57833d]::DEFAULT_HOOK::{closure#0}::{closure#0} as core[d16e85342ea223d9]::ops::function::FnOnce<(&core[d16e85342ea223d9]::panic::panic_info::PanicInfo,)>>::call_once::{shim:vtable#0}
  11:     0x7f4b4dbf196a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h4e6ced11e07d8b24
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/alloc/src/boxed.rs:2002:9
  12:     0x7f4b4dbf196a - std::panicking::rust_panic_with_hook::h8d5c434518ef298c
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/panicking.rs:692:13
  13:     0x7f4b4dbf16e9 - std::panicking::begin_panic_handler::{{closure}}::hf33414f5dabf6faf
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/panicking.rs:579:13
  14:     0x7f4b4dbeea4c - std::sys_common::backtrace::__rust_end_short_backtrace::hc50389427413bb75
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/sys_common/backtrace.rs:137:18
  15:     0x7f4b4dbf13f2 - rust_begin_unwind
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/panicking.rs:575:5
  16:     0x7f4b4dc4cd43 - core::panicking::panic_fmt::h2de7a7938f816de8
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/core/src/panicking.rs:64:14
  17:     0x7f4b4dc4ceb1 - core::panicking::panic_display::h20dbb78c57df5693
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/core/src/panicking.rs:147:5
  18:     0x7f4b4dc4ce5b - core::panicking::panic_str::hb46d5710e4ab412a
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/core/src/panicking.rs:131:5
  19:     0x7f4b4dc4cac6 - core::option::expect_failed::h0b5d04c30548770b
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/core/src/option.rs:1924:5
  20:     0x7f4b518b82ef - rustc_query_impl[3a6baddf07124ab7]::plumbing::try_load_from_on_disk_cache::<rustc_query_impl[3a6baddf07124ab7]::queries::local_def_id_to_hir_id>
  21:     0x7f4b5071c52e - <rustc_query_system[e5b40bf290de15d8]::dep_graph::graph::DepGraph<rustc_middle[eb7209f5870e9fb7]::dep_graph::dep_node::DepKind>>::exec_cache_promotions::<rustc_middle[eb7209f5870e9fb7]::ty::context::TyCtxt>
  22:     0x7f4b5071c338 - <rustc_query_impl[3a6baddf07124ab7]::on_disk_cache::OnDiskCache as rustc_middle[eb7209f5870e9fb7]::ty::context::OnDiskCache>::drop_serialized_data
  23:     0x7f4b501f3ddb - rustc_data_structures[f387d52c0b9780fc]::sync::join::<rustc_incremental[16ae4fc8a33f2de9]::persist::save::save_dep_graph::{closure#0}::{closure#2}, rustc_incremental[16ae4fc8a33f2de9]::persist::save::save_dep_graph::{closure#0}::{closure#3}, (), ()>
  24:     0x7f4b5011cb80 - <rustc_middle[eb7209f5870e9fb7]::dep_graph::dep_node::DepKind as rustc_query_system[e5b40bf290de15d8]::dep_graph::DepKind>::with_deps::<rustc_incremental[16ae4fc8a33f2de9]::persist::save::save_dep_graph::{closure#0}, ()>
  25:     0x7f4b5011c92a - <rustc_session[b580c712976fc965]::session::Session>::time::<(), <rustc_interface[3781616314f5d936]::interface::Compiler>::enter<rustc_driver[f4ad927b3c57833d]::run_compiler::{closure#1}::{closure#2}, core[d16e85342ea223d9]::result::Result<core[d16e85342ea223d9]::option::Option<rustc_interface[3781616314f5d936]::queries::Linker>, rustc_errors[41d09747e2f98dea]::ErrorGuaranteed>>::{closure#0}>
  26:     0x7f4b5011b45d - rustc_span[4bb3e3ecb57f95d5]::with_source_map::<core[d16e85342ea223d9]::result::Result<(), rustc_errors[41d09747e2f98dea]::ErrorGuaranteed>, rustc_interface[3781616314f5d936]::interface::run_compiler<core[d16e85342ea223d9]::result::Result<(), rustc_errors[41d09747e2f98dea]::ErrorGuaranteed>, rustc_driver[f4ad927b3c57833d]::run_compiler::{closure#1}>::{closure#0}::{closure#0}>
  27:     0x7f4b50113ce4 - <scoped_tls[1a6b834cb64348ef]::ScopedKey<rustc_span[4bb3e3ecb57f95d5]::SessionGlobals>>::set::<rustc_interface[3781616314f5d936]::interface::run_compiler<core[d16e85342ea223d9]::result::Result<(), rustc_errors[41d09747e2f98dea]::ErrorGuaranteed>, rustc_driver[f4ad927b3c57833d]::run_compiler::{closure#1}>::{closure#0}, core[d16e85342ea223d9]::result::Result<(), rustc_errors[41d09747e2f98dea]::ErrorGuaranteed>>
  28:     0x7f4b501133e2 - std[3da461b304582a2c]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[3781616314f5d936]::util::run_in_thread_pool_with_globals<rustc_interface[3781616314f5d936]::interface::run_compiler<core[d16e85342ea223d9]::result::Result<(), rustc_errors[41d09747e2f98dea]::ErrorGuaranteed>, rustc_driver[f4ad927b3c57833d]::run_compiler::{closure#1}>::{closure#0}, core[d16e85342ea223d9]::result::Result<(), rustc_errors[41d09747e2f98dea]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[d16e85342ea223d9]::result::Result<(), rustc_errors[41d09747e2f98dea]::ErrorGuaranteed>>
  29:     0x7f4b5011318a - <<std[3da461b304582a2c]::thread::Builder>::spawn_unchecked_<rustc_interface[3781616314f5d936]::util::run_in_thread_pool_with_globals<rustc_interface[3781616314f5d936]::interface::run_compiler<core[d16e85342ea223d9]::result::Result<(), rustc_errors[41d09747e2f98dea]::ErrorGuaranteed>, rustc_driver[f4ad927b3c57833d]::run_compiler::{closure#1}>::{closure#0}, core[d16e85342ea223d9]::result::Result<(), rustc_errors[41d09747e2f98dea]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[d16e85342ea223d9]::result::Result<(), rustc_errors[41d09747e2f98dea]::ErrorGuaranteed>>::{closure#1} as core[d16e85342ea223d9]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  30:     0x7f4b4dbfb823 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h1c0f3664d7ced314
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/alloc/src/boxed.rs:1988:9
  31:     0x7f4b4dbfb823 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h67647c21c6c4968a
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/alloc/src/boxed.rs:1988:9
  32:     0x7f4b4dbfb823 - std::sys::unix::thread::Thread::new::thread_start::h355d348ba593a22c
                               at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/std/src/sys/unix/thread.rs:108:17
  33:     0x7f4b4daa9609 - start_thread
                               at /build/glibc-SzIz7B/glibc-2.31/nptl/pthread_create.c:477:8
  34:     0x7f4b4d9cc133 - clone
                               at /build/glibc-SzIz7B/glibc-2.31/misc/../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  35:                0x0 - <unknown>

error: internal compiler error: unexpected panic

note: 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 1.68.0 (2c8cc3432 2023-03-06) running on x86_64-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 `sierrachart_dtc`

$ rustc --version --verbose
rustc 1.68.0 (2c8cc3432 2023-03-06)
binary: rustc
commit-hash: 2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74
commit-date: 2023-03-06
host: x86_64-unknown-linux-gnu
release: 1.68.0
LLVM version: 15.0.6

[langston-barrett]

@rustbot label +E-needs-mcve

[kpreid]

Relabeling issues which don't have a runnable reproduction (as opposed to not having a minimized one) to the new label S-needs-repro.
@rustbot label +S-needs-repro -E-needs-mcve