Running command: translateModel(Buildings.ThermalZones.Detailed.Validation.Initialization.MixedAir,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.ThermalZones.Detailed.Validation.Initialization.MixedAir") Notification: Performance of loadModel(Buildings): time 4.163/4.163, allocations: 464.6 MB / 476.8 MB, free: 2.125 MB / 378.7 MB Notification: Performance of FrontEnd - loaded program: time 3.129e-05/3.141e-05, allocations: 4 kB / 0.5731 GB, free: 5.734 MB / 458.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1988/0.1988, allocations: 107.2 MB / 0.6778 GB, free: 10.38 MB / 0.5573 GB Notification: Performance of FrontEnd - scodeFlatten: time 5.935/6.134, allocations: 2.336 GB / 3.014 GB, free: 166.8 MB / 0.8855 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002767/6.135, allocations: 95.94 kB / 3.014 GB, free: 166.7 MB / 0.8855 GB [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings latest/HeatTransfer/Data/OpaqueConstructions.mo:9:4-11:111:writable] Error: Could not evaluate structural parameter (or constant): nLay which gives dimensions of array: material[nLay]. Array dimensions must be known at compile time. Error: Error occurred while flattening model Buildings.ThermalZones.Detailed.Validation.Initialization.MixedAir Notification: Performance of FrontEnd: time 1.517/7.652, allocations: 285.6 MB / 3.293 GB, free: 203.6 MB / 0.8855 GB