Cannot compile for wasm32-unknown-unknown target

[AlephAlpha]

thread 'rustc' panicked at 'Failed to get crate data for crate15', compiler/rustc_metadata/src/creader.rs:136:32
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

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 1.52.1 (9bc8c42bb 2021-05-09) running on x86_64-unknown-linux-gnu

note: compiler flags: -C embed-bitcode=no -C debuginfo=2 -C incremental --crate-type lib

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

query stack during panic:
end of query stack
error: could not compile `lazy-regex`

[Canop]

How exactly are you launching the compilation ?

[AlephAlpha]

I just cloned this repo, and then compiled it with cargo build.

git clone https://github.com/Canop/lazy-regex.git
cd lazy-regex
rustup target add wasm32-unknown-unknown
cargo build --target=wasm32-unknown-unknown

[Canop]

Thanks, I reproduce the problem

[Canop]

I submitted a rustc issue: rust-lang/rust#85847