It was not their fault that they were not allowed to work the entire day. There is no indication that they deliberately tried to avoid work.
(‏ مت ٢٠ :‏ ​ ١ -‏ ٧‏ )‏ فَعَدَمُ ٱلْعَمَلِ يَوْمًا كَامِلًا لَمْ يَكُنْ ذَنْبَهُمْ ،‏ وَمَا مِنْ إِشَارَةٍ تُوحِي بِأَنَّهُمْ مُتَكَاسِلُونَ .‏