cargo clippy gives me error as below

[d1mmu-dev]

error: internal compiler error: compiler/rustc_mir_build/src/thir/pattern/_match.rs:934:18: trying to compare incompatible constructors Single and Str(Const { ty: &str, val: Value(Slice { data: Allocation { bytes: [105, 115, 115, 117, 101], relocations: Relocations(SortedMap { data: [] }), init_mask: InitMask { blocks: [31], len: Size { raw: 5 } }, size: Size { raw: 5 }, align: Align { pow2: 0 }, mutability: Not, extra: () }, start: 0, end: 5 }) })

thread 'rustc' panicked at 'Box', compiler/rustc_errors/src/lib.rs:945:9
note: run with RUST_BACKTRACE=1 environment variable to display a backtrace

note: 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: Clippy version: clippy 0.0.212 (6bdae9e 2020-10-29)

query stack during panic:
#0 [check_match] match-checking <rr::rdata::caa::Property as std::convert::From<std::string::String>>::from
#1 [analysis] running analysis passes on this crate
end of query stack
Checking actix-threadpool v0.3.3
Checking scheduled-thread-pool v0.2.5
error: aborting due to previous error

error: could not compile trust-dns-proto

To learn more, run the command again with --verbose.
warning: build failed, waiting for other jobs to finish...
error: build failed

[matthiaskrgr]

This is a rustc bug which is already tracked here: rust-lang/rust#78549
Closing.