Running command: translateModel(Buildings.Examples.DualFanDualDuct.ClosedLoop,tolerance=1e-07,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Examples.DualFanDualDuct.ClosedLoop") Notification: Performance of loadModel(Buildings): time 4.463/4.463, allocations: 458.9 MB / 473.4 MB, free: 11.91 MB / 378.7 MB Notification: Performance of FrontEnd - loaded program: time 2.806e-05/2.805e-05, allocations: 2.5 kB / 0.5697 GB, free: 9.855 MB / 458.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2334/0.2334, allocations: 106.2 MB / 0.6734 GB, free: 2.672 MB / 0.5417 GB Notification: Performance of NFInst.instantiate(Buildings.Examples.DualFanDualDuct.ClosedLoop): time 6.919/7.152, allocations: 1.787 GB / 2.461 GB, free: 12.34 MB / 1.339 GB Notification: Performance of NFInst.instExpressions: time 2.381/9.533, allocations: 276 MB / 2.73 GB, free: 26.62 MB / 1.464 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.1434/9.677, allocations: 3.186 MB / 2.733 GB, free: 26.62 MB / 1.464 GB Error: Internal error Instantiation of Buildings.Examples.DualFanDualDuct.ClosedLoop failed with no error message. Notification: Performance of FrontEnd: time 0.06112/9.738, allocations: 12.75 MB / 2.746 GB, free: 26.53 MB / 1.464 GB