Running command: "" <> buildModelFMU(Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.StepResponseEpsilonNTU,fileNamePrefix="Buildings_5_0_1_Buildings_Fluid_HeatExchangers_RadiantSlabs_Examples_StepResponseEpsilonNTU",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadModel(Buildings): time 4.145/4.145, allocations: 403.3 MB / 415.4 MB, free: 13.02 MB / 330.7 MB Notification: Performance of FrontEnd - loaded program: time 3.854e-05/3.859e-05, allocations: 4 kB / 0.4991 GB, free: 13.36 MB / 426.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7023/0.7024, allocations: 92.68 MB / 0.5897 GB, free: 14.39 MB / 490.7 MB Notification: Performance of FrontEnd - scodeFlatten: time 1.699/2.401, allocations: 437.5 MB / 1.017 GB, free: 0.7852 MB / 0.7292 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004535/2.402, allocations: 99.5 kB / 1.017 GB, free: 0.7344 MB / 0.7292 GB Notification: Performance of FrontEnd - DAE generated: time 6.088/8.489, allocations: 0.8397 GB / 1.857 GB, free: 109.1 MB / 0.7761 GB Notification: Performance of FrontEnd: time 2.555e-06/8.489, allocations: 0 / 1.857 GB, free: 109.1 MB / 0.7761 GB Notification: Performance of Transformations before backend: time 0.002385/8.492, allocations: 167.8 kB / 1.857 GB, free: 108.9 MB / 0.7761 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 888 * Number of variables: 888 Notification: Performance of Generate backend data structure: time 0.03361/8.525, allocations: 7.181 MB / 1.864 GB, free: 102.1 MB / 0.7761 GB Notification: Performance of prepare preOptimizeDAE: time 5.72e-05/8.525, allocations: 8.031 kB / 1.864 GB, free: 102.1 MB / 0.7761 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.003095/8.529, allocations: 0.4964 MB / 1.864 GB, free: 101.8 MB / 0.7761 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.008921/8.538, allocations: 0.8876 MB / 1.865 GB, free: 100.9 MB / 0.7761 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.09012/8.628, allocations: 24.87 MB / 1.889 GB, free: 76.79 MB / 0.7761 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000578/8.628, allocations: 347 kB / 1.89 GB, free: 76.45 MB / 0.7761 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002947/8.631, allocations: 0.4959 MB / 1.89 GB, free: 75.96 MB / 0.7761 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01921/8.651, allocations: 5.752 MB / 1.896 GB, free: 69.93 MB / 0.7761 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002369/8.651, allocations: 11.88 kB / 1.896 GB, free: 69.92 MB / 0.7761 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001366/8.652, allocations: 156 kB / 1.896 GB, free: 69.77 MB / 0.7761 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001292/8.652, allocations: 96 kB / 1.896 GB, free: 69.67 MB / 0.7761 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01402/8.666, allocations: 4.482 MB / 1.901 GB, free: 65.18 MB / 0.7761 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 0.07491/8.741, allocations: 30.71 MB / 1.931 GB, free: 33.76 MB / 0.7761 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01927/8.761, allocations: 5.978 MB / 1.936 GB, free: 27.69 MB / 0.7761 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006324/8.767, allocations: 2.569 MB / 1.939 GB, free: 25.11 MB / 0.7761 GB Notification: Performance of preOpt evalFunc (simulation): time 0.04342/8.811, allocations: 15.69 MB / 1.954 GB, free: 8.918 MB / 0.7761 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.005598/8.816, allocations: 2.136 MB / 1.956 GB, free: 6.758 MB / 0.7761 GB Notification: Performance of pre-optimization done (n=233): time 6.462e-06/8.816, allocations: 0 / 1.956 GB, free: 6.758 MB / 0.7761 GB Notification: Performance of matching and sorting (n=251): time 0.04817/8.864, allocations: 12.72 MB / 1.969 GB, free: 9.957 MB / 0.7917 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001343/8.865, allocations: 180.2 kB / 1.969 GB, free: 9.742 MB / 0.7917 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.6837/9.548, allocations: 10.83 MB / 1.979 GB, free: 129.6 MB / 0.7917 GB Notification: Performance of collectPreVariables (initialization): time 0.001549/9.55, allocations: 126.5 kB / 1.98 GB, free: 129.5 MB / 0.7917 GB Notification: Performance of collectInitialEqns (initialization): time 0.008819/9.559, allocations: 3.299 MB / 1.983 GB, free: 129.4 MB / 0.7917 GB Notification: Performance of collectInitialBindings (initialization): time 0.003115/9.562, allocations: 0.931 MB / 1.984 GB, free: 129.2 MB / 0.7917 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001089/9.563, allocations: 112.2 kB / 1.984 GB, free: 129.2 MB / 0.7917 GB Notification: Performance of setup shared object (initialization): time 0.0009293/9.564, allocations: 0.5462 MB / 1.984 GB, free: 128.9 MB / 0.7917 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01049/9.575, allocations: 3.34 MB / 1.988 GB, free: 128.9 MB / 0.7917 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01244/9.587, allocations: 6.417 MB / 1.994 GB, free: 125.5 MB / 0.7917 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) Notification: It was not possible to check the given initialization system for consistency symbolically, because the relevant equations are part of an algebraic loop. This is not supported yet. 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[3] = 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[4].lay[2].RNod[3]) (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[5].lay[2].RNod[3]) = 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[4].lay[2].RNod[3])) Notification: Performance of analyzeInitialSystem (initialization): time 0.08222/9.669, allocations: 28.61 MB / 2.022 GB, free: 124.5 MB / 0.7917 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001176/9.67, allocations: 26.25 kB / 2.022 GB, free: 124.5 MB / 0.7917 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