cargo-matrix 0.3.0

Run feature matrices against cargo commands that support feature lists
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pub fn main() {
    println!("cargo:rustc-check-cfg=cfg(coverage_nightly)");
    nightly();
}

#[rustversion::nightly]
fn nightly() {
    println!("cargo:rustc-check-cfg=cfg(nightly)");
    println!("cargo:rustc-cfg=nightly");
}

#[rustversion::not(nightly)]
fn nightly() {
    println!("cargo:rustc-check-cfg=cfg(nightly)");
}