Running command: "" <> buildModelFMU(Physiomodel.Gases.IO_Bus.dsu_test,fileNamePrefix="Physiomodel_Physiomodel_Gases_IO_Bus_dsu_test",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadModel(Physiomodel): time 2.661/2.661, allocations: 289.9 MB / 302 MB, free: 8.219 MB / 250.7 MB Warning: Requested package Physiolibrary of version 2.3.2, but this package was already loaded with version 2.3.2-beta. You might experience problems if these versions are incompatible. Notification: Performance of FrontEnd - loaded program: time 7.018e-05/7.035e-05, allocations: 3.594 kB / 373.5 MB, free: 5.508 MB / 298.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1427/0.1428, allocations: 68.47 MB / 442 MB, free: 1.98 MB / 362.7 MB Notification: Performance of FrontEnd - scodeFlatten: time 0.2001/0.3429, allocations: 89.03 MB / 0.5186 GB, free: 8.832 MB / 458.7 MB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004639/0.3435, allocations: 99.94 kB / 0.5187 GB, free: 8.734 MB / 458.7 MB Notification: Performance of FrontEnd - DAE generated: time 0.001209/0.3447, allocations: 468.7 kB / 0.5191 GB, free: 8.273 MB / 458.7 MB Notification: Performance of FrontEnd: time 1.413e-06/0.3447, allocations: 0 / 0.5191 GB, free: 8.273 MB / 458.7 MB Notification: Performance of Transformations before backend: time 7.494e-06/0.3447, allocations: 8 kB / 0.5191 GB, free: 8.266 MB / 458.7 MB Error: Too few equations, under-determined system. The model has 1 equation(s) and 2 variable(s). [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Physiomodel 1.0.1-beta/package.mo:18982:7-18983:73:writable] Warning: Variable volumeflowrate does not have any remaining equation to be solved in. The original equations were: Equation 2: busConnector.GITract_BloodFlow = volumeflowrate, which needs to solve for busConnector.GITract_BloodFlow