arn -Copt-level=3 -Cdebuginfo=2 -Ccodegen-units=1 -Cstrip=none -Cforce-frame-pointers=yes -Clink-arg=-specs=/usr/lib/rpm/redhat/redhat-package-notes --cap-lints=warn -Cembed-bitcode=yes -C codegen-units=1`
49:52.12    Compiling bindgen v0.64.0
49:52.12      Running `CARGO=/usr/bin/cargo CARGO_CRATE_NAME=build_script_build CARGO_MANIFEST_DIR=/builddir/build/BUILD/thunderbird-115.9.0/third_party/rust/bindgen CARGO_PKG_AUTHORS='Jyun-Yan You <jyyou.tw@gmail.com>:Emilio Cobos Álvarez <emilio@crisal.io>:Nick Fitzgerald <fitzgen@gmail.com>:The Servo project developers' CARGO_PKG_DESCRIPTION='Automatically generates Rust FFI bindings to C and C++ libraries.' CARGO_PKG_HOMEPAGE='https://rust-lang.github.io/rust-bindgen/' CARGO_PKG_LICENSE=BSD-3-Clause CARGO_PKG_LICENSE_FILE='' CARGO_PKG_NAME=bindgen CARGO_PKG_README=../README.md CARGO_PKG_REPOSITORY='https://github.com/rust-lang/rust-bindgen' CARGO_PKG_RUST_VERSION=1.60.0 CARGO_PKG_VERSION=0.64.0 CARGO_PKG_VERSION_MAJOR=0 CARGO_PKG_VERSION_MINOR=64 CARGO_PKG_VERSION_PATCH=0 CARGO_PKG_VERSION_PRE='' LD_LIBRARY_PATH='/builddir/build/BUILD/thunderbird-115.9.0/objdir/release/deps:/usr/lib' /usr/bin/rustc --crate-name build_script_build --edition=2018 /builddir/build/BUILD/thunderbird-115.9.0/third_party/rust/bindgen/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C opt-level=1 -C embed-bitcode=no --cfg 'feature="runtime"' -C metadata=36edc0658d96d9d5 -C extra-filename=-36edc0658d96d9d5 --out-dir /builddir/build/BUILD/thunderbird-115.9.0/objdir/release/build/bindgen-36edc0658d96d9d5 -C linker=/builddir/build/BUILD/thunderbird-115.9.0/build/cargo-linker -L dependency=/builddir/build/BUILD/thunderbird-115.9.0/objdir/release/deps --cap-lints warn`
49:54.97    Compiling regex-syntax v0.6.28
49:54.97      Running `CARGO=/usr/bin/cargo CARGO_CRATE_NAME=regex_syntax CARGO_MANIFEST_DIR=/builddir/build/BUILD/thunderbird-115.9.0/third_party/rust/regex-syntax CARGO_PKG_AUTHORS='The Rust Project Developers' CARGO_PKG_DESCRIPTION='A regular expression parser.' CARGO_PKG_HOMEPAGE='https://github.com/rust-lang/regex' CARGO_PKG_LICENSE='MIT OR Apache-2.0' CARGO_PKG_LICENSE_FILE='' CARGO_PKG_NAME=regex-syntax CARGO_PKG_README=README.md CARGO_PKG_REPOSITORY='https://github.com/rust-lang/regex' CARGO_PKG_RUST_VERSION='' CARGO_PKG_VERSION=0.6.28 CARGO_PKG_VERSION_MAJOR=0 CARGO_PKG_VERSION_MINOR=6 CARGO_PKG_VERSION_PATCH=28 CARGO_PKG_VERSION_PRE='' LD_LIBRARY_PATH='/builddir/build/BUILD/thunderbird-115.9.0/objdir/release/deps:/usr/lib' /usr/bin/rustc --crate-name regex_syntax --edition=2018 /builddir/build/BUILD/thunderbird-115.9.0/third_party/rust/regex-syntax/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=1 -C embed-bitcode=no --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=bfb7aacc81318b6f -C extra-filename=-bfb7aacc81318b6f --out-dir /builddir/build/BUILD/thunderbird-115.9.0/objdir/release/deps -C linker=/builddir/build/BUILD/thunderbird-115.9.0/build/cargo-linker -L dependency=/builddir/build/BUILD/thunderbird-115.9.0/objdir/release/deps --cap-lints warn`
50:17.90 warning: call to `.borrow()` on a reference in this situation does nothing
50:17.90    --> /builddir/build/BUILD/thunderbird-115.9.0/third_party/rust/regex-syntax/src/ast/parse.rs:379:21
50:17.90     |
50:17.91 379 |         self.pattern.borrow()
50:17.91     |                     ^^^^^^^^^ help: remove this redundant call
50:17.91     |
50:17.91     = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed
50:17.91     = note: `#[warn(noop_method_call)]` on by default