installation fails

[slips01]

This is the error message that I get after almost complete installation; any suggestions?

---

ok: [139.59.66.103] => {
"fail_hint": [
"Sorry, but something went wrong!",
"Please check the troubleshooting guide.",
"https://trailofbits.github.io/algo/troubleshooting.html"
]
}

TASK [Fail the installation] *******************************************************************************************************
fatal: [139.59.66.103]: FAILED! => {"changed": false, "msg": "Failed as requested from task"}

PLAY RECAP *************************************************************************************************************************
139.59.66.103 : ok=90 changed=54 unreachable=0 failed=1 skipped=14 rescued=1 ignored=0
localhost : ok=40 changed=5 unreachable=0 failed=0 skipped=7 rescued=0 ignored=0