work.FindExecCmd() // initialize cached result

	work.BuildInit()
	work.VetFlags = testVet.flags
	work.VetExplicit = testVet.explicit

	pkgOpts := load.PackageOpts{ModResolveTests: true}
	pkgs = load.PackagesAndErrors(ctx, pkgOpts, pkgArgs)
	load.CheckPackageErrors(pkgs)
	if len(pkgs) == 0 {
		base.Fatalf("no packages to test")
	}

	if testFuzz != "" {
		if !platform.FuzzSupported(cfg.Goos, cfg.Goarch) {