Running command: translateModel(OpenHPL.Tests.HPSimplePenstockFrancis,tolerance=0.0001,outputFormat="empty",numberOfIntervals=10000,variableFilter="",fileNamePrefix="OpenHPL_OpenHPL.Tests.HPSimplePenstockFrancis")
Notification: Performance of loadModel(OpenHPL): time 2.281/2.281, allocations: 258 MB / 265.1 MB, free: 5.48 MB / 218.7 MB
Notification: Performance of FrontEnd - loaded program: time 2.03e-05/2.033e-05, allocations: 4 kB / 327.7 MB, free: 10 MB / 266.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1029/0.1029, allocations: 60.24 MB / 387.9 MB, free: 13.67 MB / 330.7 MB
Notification: Performance of FrontEnd - scodeFlatten: time 0.4186/0.5216, allocations: 99.32 MB / 487.2 MB, free: 7.008 MB / 378.7 MB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002424/0.5219, allocations: 88.12 kB / 487.3 MB, free: 6.992 MB / 378.7 MB
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OMCompiler/build/lib/omlibrary/OpenHPL 1.1.1/Tests/HPSimplePenstockFrancis.mo:65:3-66:73:writable] Error: Failed to instantiate equation 
connect(discharge.n, tail.n);.
Error: Error occurred while flattening model OpenHPL.Tests.HPSimplePenstockFrancis
Notification: Performance of FrontEnd: time 0.06265/0.5846, allocations: 15.06 MB / 0.4906 GB, free: 1.105 MB / 378.7 MB