Running command: "" <> buildModelFMU(BuildingSystems.Buildings.Airvolumes.Examples.AirElements3x1x1,fileNamePrefix="BuildingSystems_BuildingSystems_Buildings_Airvolumes_Examples_AirElements3x1x1",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadModel(BuildingSystems): time 3.416/3.416, allocations: 343.7 MB / 355.9 MB, free: 9.375 MB / 298.7 MB Warning: Ignoring unknown experiment annotation option: __Dymola_Algorithm = "Cvode" Notification: Performance of FrontEnd - loaded program: time 5.006e-05/4.816e-05, allocations: 4 kB / 436.6 MB, free: 2.363 MB / 346.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.185/0.1851, allocations: 77.73 MB / 0.5023 GB, free: 4.473 MB / 426.7 MB Notification: Performance of FrontEnd - scodeFlatten: time 0.7061/0.8912, allocations: 122 MB / 0.6215 GB, free: 14.81 MB / 0.5105 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003158/0.8916, allocations: 75.95 kB / 0.6216 GB, free: 14.73 MB / 0.5105 GB [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/BuildingSystems 2.0.0-beta/Buildings/Airvolumes/Interfaces/FluidFluid.mo:2:1-22:15:writable] Warning: Connector .BuildingSystems.Buildings.Airvolumes.Interfaces.FluidFluid is not balanced: The number of potential variables (14) is not equal to the number of flow variables (2). [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/BuildingSystems 2.0.0-beta/Buildings/Airvolumes/Interfaces/FluidFluid.mo:2:1-22:15:writable] Error: Invalid stream connector .BuildingSystems.Buildings.Airvolumes.Interfaces.FluidFluid: A stream connector must have exactly one flow variable, this connector has 2 flow variables. Error: Error occurred while flattening model BuildingSystems.Buildings.Airvolumes.Examples.AirElements3x1x1 Notification: Performance of FrontEnd: time 0.008883/0.9005, allocations: 2.361 MB / 0.6239 GB, free: 12.36 MB / 0.5105 GB