Running command: "" <> buildModelFMU(Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.StepResponseEpsilonNTU,fileNamePrefix="Buildings_latest_Buildings_Fluid_HeatExchangers_RadiantSlabs_Examples_StepResponseEpsilonNTU",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadModel(Buildings): time 4.743/4.743, allocations: 464.6 MB / 476.8 MB, free: 2.184 MB / 378.7 MB Notification: Performance of FrontEnd - loaded program: time 3.922e-05/3.927e-05, allocations: 4 kB / 0.5732 GB, free: 5.609 MB / 458.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2478/0.2479, allocations: 107.2 MB / 0.6778 GB, free: 10.26 MB / 0.5573 GB Notification: Performance of FrontEnd - scodeFlatten: time 2.023/2.271, allocations: 454.7 MB / 1.122 GB, free: 260.7 MB / 0.8855 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003385/2.271, allocations: 99.05 kB / 1.122 GB, free: 260.7 MB / 0.8855 GB Notification: Performance of FrontEnd - DAE generated: time 5.233/7.504, allocations: 0.7847 GB / 1.907 GB, free: 153.3 MB / 0.8855 GB Notification: Performance of FrontEnd: time 2.935e-06/7.504, allocations: 0 / 1.907 GB, free: 153.3 MB / 0.8855 GB Notification: Performance of Transformations before backend: time 0.002168/7.506, allocations: 174.1 kB / 1.907 GB, free: 153.3 MB / 0.8855 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 831 * Number of variables: 831 Notification: Performance of Generate backend data structure: time 0.03067/7.537, allocations: 6.879 MB / 1.914 GB, free: 150.7 MB / 0.8855 GB Notification: Performance of prepare preOptimizeDAE: time 5.802e-05/7.537, allocations: 6.938 kB / 1.914 GB, free: 150.7 MB / 0.8855 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002468/7.539, allocations: 480.1 kB / 1.914 GB, free: 150.6 MB / 0.8855 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.007302/7.547, allocations: 0.8578 MB / 1.915 GB, free: 150.2 MB / 0.8855 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.08276/7.629, allocations: 23.54 MB / 1.938 GB, free: 148.4 MB / 0.8855 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005051/7.63, allocations: 330 kB / 1.938 GB, free: 148.4 MB / 0.8855 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002601/7.633, allocations: 464.7 kB / 1.939 GB, free: 148.3 MB / 0.8855 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01614/7.649, allocations: 5.28 MB / 1.944 GB, free: 147.7 MB / 0.8855 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001434/7.649, allocations: 20.09 kB / 1.944 GB, free: 147.7 MB / 0.8855 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007877/7.65, allocations: 141.4 kB / 1.944 GB, free: 147.7 MB / 0.8855 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001171/7.65, allocations: 88.28 kB / 1.944 GB, free: 147.7 MB / 0.8855 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01194/7.662, allocations: 4.179 MB / 1.948 GB, free: 147.7 MB / 0.8855 GB Warning: The model contains alias variables with conflicting start and/or nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.07223/7.734, allocations: 29.54 MB / 1.977 GB, free: 131 MB / 0.8855 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01807/7.752, allocations: 5.675 MB / 1.982 GB, free: 128 MB / 0.8855 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00578/7.758, allocations: 2.357 MB / 1.985 GB, free: 125.9 MB / 0.8855 GB Notification: Performance of preOpt evalFunc (simulation): time 0.03922/7.797, allocations: 14.17 MB / 1.999 GB, free: 111.3 MB / 0.8855 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.004968/7.802, allocations: 1.926 MB / 2.001 GB, free: 109.3 MB / 0.8855 GB Notification: Performance of pre-optimization done (n=214): time 6.221e-06/7.802, allocations: 3.469 kB / 2.001 GB, free: 109.3 MB / 0.8855 GB Notification: Performance of matching and sorting (n=222): time 0.03938/7.842, allocations: 11.15 MB / 2.011 GB, free: 98.06 MB / 0.8855 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.521e-05/7.842, allocations: 132.8 kB / 2.012 GB, free: 97.91 MB / 0.8855 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03017/7.872, allocations: 10.6 MB / 2.022 GB, free: 87.3 MB / 0.8855 GB Notification: Performance of collectPreVariables (initialization): time 0.001285/7.874, allocations: 113.7 kB / 2.022 GB, free: 87.18 MB / 0.8855 GB Notification: Performance of collectInitialEqns (initialization): time 0.00677/7.88, allocations: 3.21 MB / 2.025 GB, free: 83.95 MB / 0.8855 GB Notification: Performance of collectInitialBindings (initialization): time 0.002438/7.883, allocations: 0.8245 MB / 2.026 GB, free: 83.12 MB / 0.8855 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0009323/7.884, allocations: 100 kB / 2.026 GB, free: 83.02 MB / 0.8855 GB Notification: Performance of setup shared object (initialization): time 0.0006956/7.885, allocations: 0.5282 MB / 2.027 GB, free: 82.48 MB / 0.8855 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.007724/7.892, allocations: 2.996 MB / 2.029 GB, free: 79.48 MB / 0.8855 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.009748/7.902, allocations: 5.422 MB / 2.035 GB, free: 72.94 MB / 0.8855 GB Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla.con_a[1].lay[1].T[1] = sla.con_a[1].lay[1].T_a_start (sla.con_a[5].lay[1].T_a_start = sla.con_a[1].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla.con_a[2].lay[1].T[1] = sla.con_a[2].lay[1].T_a_start (sla.con_a[5].lay[1].T_a_start = sla.con_a[2].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla.con_a[3].lay[1].T[1] = sla.con_a[3].lay[1].T_a_start (sla.con_a[5].lay[1].T_a_start = sla.con_a[3].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla.con_a[4].lay[1].T[1] = sla.con_a[4].lay[1].T_a_start (sla.con_a[5].lay[1].T_a_start = sla.con_a[4].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla.con_b[1].lay[2].T[2] = sla.con_b[1].lay[2].T_a_start + (sla.con_b[1].lay[2].T_b_start - sla.con_b[1].lay[2].T_a_start) * sla.con_b[1].lay[2].UA * (sla.con_b[1].lay[2].RNod[1] + sla.con_b[1].lay[2].RNod[2]) (sla.con_b[5].lay[2].T_a_start + (sla.con_b[5].lay[2].T_b_start - sla.con_b[5].lay[2].T_a_start) * sla.con_b[5].lay[2].UA * (sla.con_b[5].lay[2].RNod[1] + sla.con_b[5].lay[2].RNod[2]) = sla.con_b[1].lay[2].T_a_start + (sla.con_b[1].lay[2].T_b_start - sla.con_b[1].lay[2].T_a_start) * sla.con_b[1].lay[2].UA * (sla.con_b[1].lay[2].RNod[1] + sla.con_b[1].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla.con_b[2].lay[2].T[2] = sla.con_b[2].lay[2].T_a_start + (sla.con_b[2].lay[2].T_b_start - sla.con_b[2].lay[2].T_a_start) * sla.con_b[2].lay[2].UA * (sla.con_b[2].lay[2].RNod[1] + sla.con_b[2].lay[2].RNod[2]) (sla.con_b[5].lay[2].T_a_start + (sla.con_b[5].lay[2].T_b_start - sla.con_b[5].lay[2].T_a_start) * sla.con_b[5].lay[2].UA * (sla.con_b[5].lay[2].RNod[1] + sla.con_b[5].lay[2].RNod[2]) = sla.con_b[2].lay[2].T_a_start + (sla.con_b[2].lay[2].T_b_start - sla.con_b[2].lay[2].T_a_start) * sla.con_b[2].lay[2].UA * (sla.con_b[2].lay[2].RNod[1] + sla.con_b[2].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla.con_b[3].lay[2].T[2] = sla.con_b[3].lay[2].T_a_start + (sla.con_b[3].lay[2].T_b_start - sla.con_b[3].lay[2].T_a_start) * sla.con_b[3].lay[2].UA * (sla.con_b[3].lay[2].RNod[1] + sla.con_b[3].lay[2].RNod[2]) (sla.con_b[5].lay[2].T_a_start + (sla.con_b[5].lay[2].T_b_start - sla.con_b[5].lay[2].T_a_start) * sla.con_b[5].lay[2].UA * (sla.con_b[5].lay[2].RNod[1] + sla.con_b[5].lay[2].RNod[2]) = sla.con_b[3].lay[2].T_a_start + (sla.con_b[3].lay[2].T_b_start - sla.con_b[3].lay[2].T_a_start) * sla.con_b[3].lay[2].UA * (sla.con_b[3].lay[2].RNod[1] + sla.con_b[3].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla.con_b[4].lay[2].T[2] = sla.con_b[4].lay[2].T_a_start + (sla.con_b[4].lay[2].T_b_start - sla.con_b[4].lay[2].T_a_start) * sla.con_b[4].lay[2].UA * (sla.con_b[4].lay[2].RNod[1] + sla.con_b[4].lay[2].RNod[2]) (sla.con_b[5].lay[2].T_a_start + (sla.con_b[5].lay[2].T_b_start - sla.con_b[5].lay[2].T_a_start) * sla.con_b[5].lay[2].UA * (sla.con_b[5].lay[2].RNod[1] + sla.con_b[5].lay[2].RNod[2]) = sla.con_b[4].lay[2].T_a_start + (sla.con_b[4].lay[2].T_b_start - sla.con_b[4].lay[2].T_a_start) * sla.con_b[4].lay[2].UA * (sla.con_b[4].lay[2].RNod[1] + sla.con_b[4].lay[2].RNod[2])) Notification: Performance of analyzeInitialSystem (initialization): time 0.07273/7.975, allocations: 25.74 MB / 2.06 GB, free: 47.14 MB / 0.8855 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.287e-05/7.975, allocations: 31.95 kB / 2.06 GB, free: 47.11 MB / 0.8855 GB Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singulare and cannot handled because number of unassigned equations is larger than number of states. Use -d=bltdump to get more information. Error: No system for the symbolic initialization was generated