import com.sun.istack.internal.Nullable;

class Issue2888 {
    @Nullable Object[] noa;

    void foo() {
        noa = null;
        // :: error: (accessing.nullable) :: error: (assignment.type.incompatible)
        noa[0] = null;
    }

    @Nullable Object[] foo2(@Nullable Object[] p) {
        noa = p;
        noa = foo2(noa);
        noa = foo2(p);
        return p;
    }

    // The below is copied from Issue 2923.
    public void bar1(@Nullable String... args) {
        bar2(args);
    }

    private void bar2(@Nullable String... args) {
        if (args != null && args.length > 0) {
            @Nullable final String arg0 = args[0];
            // :: warning: (known.nonnull)
            if (arg0 != null) {
                System.out.println("arg0: " + arg0);
            }
        }
    }
}