We have noticed an issue with how Blue Ocean shows the durations of the tests. It looks like the duration for each test is totally wrong for some reason, so for example in this case the tests took some seconds to run in reality but for some reason in Blue Ocean UI it shows even days:

And when exiting Blue Ocean view we can see the real times:

Any idea what could be wrong here? Cloudbees support didn't think this is a Blue Ocean plugin issue but perhaps Robot plugin, but I would like to hear your opinion as well. Also please let me know if you would need some additional information to debug this.