presto-verifier/src/main/java/io/prestosql/verifier/HumanReadableEventClient.java/HumanReadableEventClient/sortableLongToDouble
class HumanReadableEventClient:    private static double sortableLongToDouble(long value)
    {
        value = value ^ (value >> 63) & Long.MAX_VALUE;
        return Double.longBitsToDouble(value);
    }