On the history chart of test results, the duration displayed on the Y axis is not correct, as you can see in the below image:

In function getDisplayGraph() in History.java file line 114, removing divide by 1000 solves the problem.

Replacing line
data.add(((double) o.getDuration()) / (1000), "", new ChartLabel(o) {
with:
data.add(((double) o.getDuration()), "", new ChartLabel(o) {
results in this chart: