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 - ::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 - >::call_once::{shim:vtable#0} 11: 0x7f4b4dbf196a - as core::ops::function::Fn>::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:: 21: 0x7f4b5071c52e - >::exec_cache_promotions:: 22: 0x7f4b5071c338 - ::drop_serialized_data 23: 0x7f4b501f3ddb - rustc_data_structures[f387d52c0b9780fc]::sync::join:: 24: 0x7f4b5011cb80 - ::with_deps:: 25: 0x7f4b5011c92a - ::time::<(), ::enter, rustc_errors[41d09747e2f98dea]::ErrorGuaranteed>>::{closure#0}> 26: 0x7f4b5011b45d - rustc_span[4bb3e3ecb57f95d5]::with_source_map::, rustc_interface[3781616314f5d936]::interface::run_compiler, rustc_driver[f4ad927b3c57833d]::run_compiler::{closure#1}>::{closure#0}::{closure#0}> 27: 0x7f4b50113ce4 - >::set::, 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_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 - <::spawn_unchecked_, 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 - as core::ops::function::FnOnce>::call_once::h1c0f3664d7ced314 at /rustc/2c8cc343237b8f7d5a3c3703e3a87f2eb2c54a74/library/alloc/src/boxed.rs:1988:9 31: 0x7f4b4dbfb823 - as core::ops::function::FnOnce>::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 - 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