Running command: translateModel(OpenHPL.Tests.HPElasticKPPenstockCompres,tolerance=0.0001,outputFormat="empty",numberOfIntervals=10000,variableFilter="",fileNamePrefix="OpenHPL_OpenHPL.Tests.HPElasticKPPenstockCompres")
Notification: Performance of loadModel(OpenHPL): time 2.363/2.363, allocations: 256.4 MB / 268.5 MB, free: 12.25 MB / 218.7 MB
Notification: Performance of FrontEnd - loaded program: time 3.375e-05/3.383e-05, allocations: 8 kB / 331.2 MB, free: 13.43 MB / 282.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3204/0.3205, allocations: 59.79 MB / 391 MB, free: 5.457 MB / 314.7 MB
Notification: Performance of FrontEnd - scodeFlatten: time 0.1505/0.471, allocations: 102.5 MB / 493.5 MB, free: 14.85 MB / 426.7 MB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002556/0.4713, allocations: 87.95 kB / 493.6 MB, free: 14.76 MB / 426.7 MB
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/OpenHPL 1.0.2/Tests/HPElasticKPPenstockCompres.mo:41:3-42:97:writable] Error: Failed to instantiate equation 
connect(discharge.n, tail.n);.
Error: Error occurred while flattening model OpenHPL.Tests.HPElasticKPPenstockCompres
Notification: Performance of FrontEnd: time 0.7019/1.173, allocations: 103.8 MB / 0.5834 GB, free: 88.3 MB / 458.7 MB