sage -t --long --random-seed=314121851792717929490963296099377352180 src/sage/plot/plot.py
**********************************************************************
File "src/sage/plot/plot.py", line 1782, in sage.plot.plot.plot
Failed example:
    plot(f, (x, -3.5, 3.5), detect_poles='show', exclude=[-3..3], ymin=-5, ymax=5)
Expected:
    Graphics object consisting of 12 graphics primitives
Got:
    Graphics object consisting of 13 graphics primitives
**********************************************************************
1 item had failures:
   1 of 154 in sage.plot.plot.plot
    [461 tests, 1 failure, 60.91 s]
----------------------------------------------------------------------
sage -t --long --random-seed=314121851792717929490963296099377352180 src/sage/plot/plot.py  # 1 doctest failed
----------------------------------------------------------------------