Cargo subcommand to easily use LLVM source-based code coverage.
In order for this to work, you either need to run rustup component add llvm- tools-preview or install the llvm-tools-preview component using your Nix library (e.g. fenix or rust-overlay)
0.6.17bin/cargo-llvm-covaarch64-darwinaarch64-linuxaarch64-netbsdarmv5tel-linuxarmv6l-linuxarmv6l-netbsdarmv7a-linuxarmv7l-linuxarmv7l-netbsdi686-freebsdi686-linuxi686-netbsdi686-openbsdi686-windowsloongarch64-linuxm68k-linuxmips-linuxmips64-linuxmips64el-linuxmipsel-linuxmipsel-netbsdpowerpc-linuxpowerpc-netbsdpowerpc64-linuxpowerpc64le-linuxriscv32-linuxriscv64-linuxriscv64-netbsds390x-linuxwasm32-wasix86_64-darwinx86_64-freebsdx86_64-linuxx86_64-netbsdx86_64-openbsdx86_64-redoxx86_64-solarisx86_64-windows