awaitility/src/main/java/org/awaitility/core/CheckedExceptionRethrower.java
public static <T> T safeRethrow(Throwable t) {
        CheckedExceptionRethrower.<RuntimeException>safeRethrow0(t);
        return null;
    }
public static <T> T safeRethrow(Throwable t) {
        CheckedExceptionRethrower.<RuntimeException>safeRethrow0(t);
        return null;
    }
<p>safeRethrow.</p>

@param t   a {@link java.lang.Throwable} object.
@param <T> a T object.
@return a T object.