Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_9_Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.SingleCircuitMultipleCircuitFiniteDifference.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package Buildings with version 9.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/package.mo) Running command: translateModel(Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.SingleCircuitMultipleCircuitFiniteDifference,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|senTem1.T|senTem2.T|senTem3.T|sla1.surf_a.T|sla2.surf_a.T|sla3.surf_a.T",fileNamePrefix="Buildings_9_Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.SingleCircuitMultipleCircuitFiniteDifference") translateModel(Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.SingleCircuitMultipleCircuitFiniteDifference,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|senTem1.T|senTem2.T|senTem3.T|sla1.surf_a.T|sla2.surf_a.T|sla3.surf_a.T",fileNamePrefix="Buildings_9_Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.SingleCircuitMultipleCircuitFiniteDifference") [:1:1-1:32:writable] Error: Class GC_set_max_heap_size not found in scope (looking for a function or record). Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/package.mo): time 2.035/2.035, allocations: 387.2 MB / 394.5 MB, free: 13.62 MB / 314.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001204/0.001204, allocations: 185.2 kB / 487 MB, free: 5.352 MB / 394.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.424/1.424, allocations: 221.3 MB / 0.7819 GB, free: 1.316 MB / 0.5417 GB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001005/0.001005, allocations: 91 kB / 0.9213 GB, free: 2.574 MB / 0.6823 GB Notification: Performance of FrontEnd - loaded program: time 1.046e-05/1.05e-05, allocations: 4 kB / 1.066 GB, free: 168.2 MB / 0.7448 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2999/0.2999, allocations: 142.3 MB / 1.205 GB, free: 26.2 MB / 0.7448 GB Notification: Performance of FrontEnd - scodeFlatten: time 1.068/1.368, allocations: 477 MB / 1.671 GB, free: 11.85 MB / 1.104 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002783/1.369, allocations: 99.56 kB / 1.671 GB, free: 11.8 MB / 1.104 GB Notification: Performance of FrontEnd: time 18.38/19.75, allocations: 4.178 GB / 5.849 GB, free: 92.3 MB / 1.26 GB Notification: Performance of Transformations before backend: time 0.008023/19.76, allocations: 494.6 kB / 5.85 GB, free: 92.24 MB / 1.26 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2436 * Number of variables: 2436 Notification: Performance of Generate backend data structure: time 0.08642/19.84, allocations: 18.24 MB / 5.867 GB, free: 86.76 MB / 1.26 GB Notification: Performance of prepare preOptimizeDAE: time 4.953e-05/19.84, allocations: 11.11 kB / 5.867 GB, free: 86.76 MB / 1.26 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02866/19.87, allocations: 2.501 MB / 5.87 GB, free: 85.5 MB / 1.26 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.1877/20.06, allocations: 70.01 MB / 5.938 GB, free: 81.91 MB / 1.26 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0009053/20.06, allocations: 304.5 kB / 5.939 GB, free: 81.91 MB / 1.26 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.008591/20.07, allocations: 0.8046 MB / 5.939 GB, free: 81.89 MB / 1.26 GB Notification: Performance of preOpt removeEqualFunctionCalls (simulation): time 0.03208/20.1, allocations: 12.83 MB / 5.952 GB, free: 81.84 MB / 1.26 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04855/20.15, allocations: 15.25 MB / 5.967 GB, free: 80.09 MB / 1.26 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0006967/20.15, allocations: 34.53 kB / 5.967 GB, free: 80.09 MB / 1.26 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.005172/20.16, allocations: 22.81 kB / 5.967 GB, free: 80.09 MB / 1.26 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003733/20.16, allocations: 376.6 kB / 5.967 GB, free: 80.07 MB / 1.26 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.1755/20.33, allocations: 86.39 MB / 6.051 GB, free: 54.72 MB / 1.26 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02013/20.35, allocations: 12.01 MB / 6.063 GB, free: 54.53 MB / 1.26 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01146/20.36, allocations: 7.274 MB / 6.07 GB, free: 54.45 MB / 1.26 GB Notification: Performance of preOpt evalFunc (simulation): time 0.085/20.45, allocations: 38.26 MB / 6.108 GB, free: 46.35 MB / 1.26 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01141/20.46, allocations: 5.937 MB / 6.113 GB, free: 46.14 MB / 1.26 GB Notification: Performance of pre-optimization done (n=621): time 1.376e-05/20.46, allocations: 6.438 kB / 6.113 GB, free: 46.14 MB / 1.26 GB Notification: Performance of matching and sorting (n=645): time 0.1037/20.56, allocations: 33.67 MB / 6.146 GB, free: 34.59 MB / 1.26 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.164e-05/20.56, allocations: 169.6 kB / 6.147 GB, free: 34.46 MB / 1.26 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0812/20.65, allocations: 31.9 MB / 6.178 GB, free: 24.78 MB / 1.26 GB Notification: Performance of collectPreVariables (initialization): time 0.003689/20.65, allocations: 36.58 kB / 6.178 GB, free: 24.75 MB / 1.26 GB Notification: Performance of collectInitialEqns (initialization): time 0.01696/20.67, allocations: 5.259 MB / 6.183 GB, free: 21.59 MB / 1.26 GB Notification: Performance of collectInitialBindings (initialization): time 0.04784/20.71, allocations: 2.338 MB / 6.185 GB, free: 19.79 MB / 1.26 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.006123/20.72, allocations: 3.906 kB / 6.185 GB, free: 19.79 MB / 1.26 GB Notification: Performance of setup shared object (initialization): time 0.003949/20.72, allocations: 0.9916 MB / 6.186 GB, free: 19.22 MB / 1.26 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.02215/20.75, allocations: 9.644 MB / 6.196 GB, free: 16.66 MB / 1.26 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.02855/20.77, allocations: 16.88 MB / 6.212 GB, free: 4.59 MB / 1.26 GB Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla1.con_b[1].lay[2].T[2] = sla1.con_b[1].lay[2].T_a_start + (sla1.con_b[1].lay[2].T_b_start - sla1.con_b[1].lay[2].T_a_start) * sla1.con_b[1].lay[2].UA * (sla1.con_b[1].lay[2].RNod[1] + sla1.con_b[1].lay[2].RNod[2]) (sla1.con_b[5].lay[2].T_a_start + (sla1.con_b[5].lay[2].T_b_start - sla1.con_b[5].lay[2].T_a_start) * sla1.con_b[5].lay[2].UA * (sla1.con_b[5].lay[2].RNod[1] + sla1.con_b[5].lay[2].RNod[2]) = sla1.con_b[1].lay[2].T_a_start + (sla1.con_b[1].lay[2].T_b_start - sla1.con_b[1].lay[2].T_a_start) * sla1.con_b[1].lay[2].UA * (sla1.con_b[1].lay[2].RNod[1] + sla1.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: sla1.con_b[2].lay[2].T[2] = sla1.con_b[2].lay[2].T_a_start + (sla1.con_b[2].lay[2].T_b_start - sla1.con_b[2].lay[2].T_a_start) * sla1.con_b[2].lay[2].UA * (sla1.con_b[2].lay[2].RNod[1] + sla1.con_b[2].lay[2].RNod[2]) (sla1.con_b[5].lay[2].T_a_start + (sla1.con_b[5].lay[2].T_b_start - sla1.con_b[5].lay[2].T_a_start) * sla1.con_b[5].lay[2].UA * (sla1.con_b[5].lay[2].RNod[1] + sla1.con_b[5].lay[2].RNod[2]) = sla1.con_b[2].lay[2].T_a_start + (sla1.con_b[2].lay[2].T_b_start - sla1.con_b[2].lay[2].T_a_start) * sla1.con_b[2].lay[2].UA * (sla1.con_b[2].lay[2].RNod[1] + sla1.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: sla1.con_b[3].lay[2].T[2] = sla1.con_b[3].lay[2].T_a_start + (sla1.con_b[3].lay[2].T_b_start - sla1.con_b[3].lay[2].T_a_start) * sla1.con_b[3].lay[2].UA * (sla1.con_b[3].lay[2].RNod[1] + sla1.con_b[3].lay[2].RNod[2]) (sla1.con_b[5].lay[2].T_a_start + (sla1.con_b[5].lay[2].T_b_start - sla1.con_b[5].lay[2].T_a_start) * sla1.con_b[5].lay[2].UA * (sla1.con_b[5].lay[2].RNod[1] + sla1.con_b[5].lay[2].RNod[2]) = sla1.con_b[3].lay[2].T_a_start + (sla1.con_b[3].lay[2].T_b_start - sla1.con_b[3].lay[2].T_a_start) * sla1.con_b[3].lay[2].UA * (sla1.con_b[3].lay[2].RNod[1] + sla1.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: sla1.con_b[4].lay[2].T[2] = sla1.con_b[4].lay[2].T_a_start + (sla1.con_b[4].lay[2].T_b_start - sla1.con_b[4].lay[2].T_a_start) * sla1.con_b[4].lay[2].UA * (sla1.con_b[4].lay[2].RNod[1] + sla1.con_b[4].lay[2].RNod[2]) (sla1.con_b[5].lay[2].T_a_start + (sla1.con_b[5].lay[2].T_b_start - sla1.con_b[5].lay[2].T_a_start) * sla1.con_b[5].lay[2].UA * (sla1.con_b[5].lay[2].RNod[1] + sla1.con_b[5].lay[2].RNod[2]) = sla1.con_b[4].lay[2].T_a_start + (sla1.con_b[4].lay[2].T_b_start - sla1.con_b[4].lay[2].T_a_start) * sla1.con_b[4].lay[2].UA * (sla1.con_b[4].lay[2].RNod[1] + sla1.con_b[4].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: sla1.con_a[1].lay[1].T[1] = sla1.con_a[1].lay[1].T_a_start (sla1.con_a[5].lay[1].T_a_start = sla1.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: sla1.con_a[2].lay[1].T[1] = sla1.con_a[2].lay[1].T_a_start (sla1.con_a[5].lay[1].T_a_start = sla1.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: sla1.con_a[3].lay[1].T[1] = sla1.con_a[3].lay[1].T_a_start (sla1.con_a[5].lay[1].T_a_start = sla1.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: sla1.con_a[4].lay[1].T[1] = sla1.con_a[4].lay[1].T_a_start (sla1.con_a[5].lay[1].T_a_start = sla1.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: sla2.con_a[1].lay[1].T[1] = sla2.con_a[1].lay[1].T_a_start (sla2.con_a[5].lay[1].T_a_start = sla2.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: sla2.con_a[2].lay[1].T[1] = sla2.con_a[2].lay[1].T_a_start (sla2.con_a[5].lay[1].T_a_start = sla2.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: sla2.con_a[3].lay[1].T[1] = sla2.con_a[3].lay[1].T_a_start (sla2.con_a[5].lay[1].T_a_start = sla2.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: sla2.con_a[4].lay[1].T[1] = sla2.con_a[4].lay[1].T_a_start (sla2.con_a[5].lay[1].T_a_start = sla2.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: sla3.sla.con_a[1].lay[1].T[1] = sla3.sla.con_a[1].lay[1].T_a_start (sla3.sla.con_a[5].lay[1].T_a_start = sla3.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: sla3.sla.con_a[2].lay[1].T[1] = sla3.sla.con_a[2].lay[1].T_a_start (sla3.sla.con_a[5].lay[1].T_a_start = sla3.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: sla3.sla.con_a[3].lay[1].T[1] = sla3.sla.con_a[3].lay[1].T_a_start (sla3.sla.con_a[5].lay[1].T_a_start = sla3.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: sla3.sla.con_a[4].lay[1].T[1] = sla3.sla.con_a[4].lay[1].T_a_start (sla3.sla.con_a[5].lay[1].T_a_start = sla3.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: sla3.sla.con_b[1].lay[2].T[2] = sla3.sla.con_b[1].lay[2].T_a_start + (sla3.sla.con_b[1].lay[2].T_b_start - sla3.sla.con_b[1].lay[2].T_a_start) * sla3.sla.con_b[1].lay[2].UA * (sla3.sla.con_b[1].lay[2].RNod[1] + sla3.sla.con_b[1].lay[2].RNod[2]) (sla3.sla.con_b[5].lay[2].T_a_start + (sla3.sla.con_b[5].lay[2].T_b_start - sla3.sla.con_b[5].lay[2].T_a_start) * sla3.sla.con_b[5].lay[2].UA * (sla3.sla.con_b[5].lay[2].RNod[1] + sla3.sla.con_b[5].lay[2].RNod[2]) = sla3.sla.con_b[1].lay[2].T_a_start + (sla3.sla.con_b[1].lay[2].T_b_start - sla3.sla.con_b[1].lay[2].T_a_start) * sla3.sla.con_b[1].lay[2].UA * (sla3.sla.con_b[1].lay[2].RNod[1] + sla3.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: sla3.sla.con_b[2].lay[2].T[2] = sla3.sla.con_b[2].lay[2].T_a_start + (sla3.sla.con_b[2].lay[2].T_b_start - sla3.sla.con_b[2].lay[2].T_a_start) * sla3.sla.con_b[2].lay[2].UA * (sla3.sla.con_b[2].lay[2].RNod[1] + sla3.sla.con_b[2].lay[2].RNod[2]) (sla3.sla.con_b[5].lay[2].T_a_start + (sla3.sla.con_b[5].lay[2].T_b_start - sla3.sla.con_b[5].lay[2].T_a_start) * sla3.sla.con_b[5].lay[2].UA * (sla3.sla.con_b[5].lay[2].RNod[1] + sla3.sla.con_b[5].lay[2].RNod[2]) = sla3.sla.con_b[2].lay[2].T_a_start + (sla3.sla.con_b[2].lay[2].T_b_start - sla3.sla.con_b[2].lay[2].T_a_start) * sla3.sla.con_b[2].lay[2].UA * (sla3.sla.con_b[2].lay[2].RNod[1] + sla3.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: sla3.sla.con_b[3].lay[2].T[2] = sla3.sla.con_b[3].lay[2].T_a_start + (sla3.sla.con_b[3].lay[2].T_b_start - sla3.sla.con_b[3].lay[2].T_a_start) * sla3.sla.con_b[3].lay[2].UA * (sla3.sla.con_b[3].lay[2].RNod[1] + sla3.sla.con_b[3].lay[2].RNod[2]) (sla3.sla.con_b[5].lay[2].T_a_start + (sla3.sla.con_b[5].lay[2].T_b_start - sla3.sla.con_b[5].lay[2].T_a_start) * sla3.sla.con_b[5].lay[2].UA * (sla3.sla.con_b[5].lay[2].RNod[1] + sla3.sla.con_b[5].lay[2].RNod[2]) = sla3.sla.con_b[3].lay[2].T_a_start + (sla3.sla.con_b[3].lay[2].T_b_start - sla3.sla.con_b[3].lay[2].T_a_start) * sla3.sla.con_b[3].lay[2].UA * (sla3.sla.con_b[3].lay[2].RNod[1] + sla3.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: sla3.sla.con_b[4].lay[2].T[2] = sla3.sla.con_b[4].lay[2].T_a_start + (sla3.sla.con_b[4].lay[2].T_b_start - sla3.sla.con_b[4].lay[2].T_a_start) * sla3.sla.con_b[4].lay[2].UA * (sla3.sla.con_b[4].lay[2].RNod[1] + sla3.sla.con_b[4].lay[2].RNod[2]) (sla3.sla.con_b[5].lay[2].T_a_start + (sla3.sla.con_b[5].lay[2].T_b_start - sla3.sla.con_b[5].lay[2].T_a_start) * sla3.sla.con_b[5].lay[2].UA * (sla3.sla.con_b[5].lay[2].RNod[1] + sla3.sla.con_b[5].lay[2].RNod[2]) = sla3.sla.con_b[4].lay[2].T_a_start + (sla3.sla.con_b[4].lay[2].T_b_start - sla3.sla.con_b[4].lay[2].T_a_start) * sla3.sla.con_b[4].lay[2].UA * (sla3.sla.con_b[4].lay[2].RNod[1] + sla3.sla.con_b[4].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: sla2.con_b[1].lay[2].T[2] = sla2.con_b[1].lay[2].T_a_start + (sla2.con_b[1].lay[2].T_b_start - sla2.con_b[1].lay[2].T_a_start) * sla2.con_b[1].lay[2].UA * (sla2.con_b[1].lay[2].RNod[1] + sla2.con_b[1].lay[2].RNod[2]) (sla2.con_b[5].lay[2].T_a_start + (sla2.con_b[5].lay[2].T_b_start - sla2.con_b[5].lay[2].T_a_start) * sla2.con_b[5].lay[2].UA * (sla2.con_b[5].lay[2].RNod[1] + sla2.con_b[5].lay[2].RNod[2]) = sla2.con_b[1].lay[2].T_a_start + (sla2.con_b[1].lay[2].T_b_start - sla2.con_b[1].lay[2].T_a_start) * sla2.con_b[1].lay[2].UA * (sla2.con_b[1].lay[2].RNod[1] + sla2.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: sla2.con_b[2].lay[2].T[2] = sla2.con_b[2].lay[2].T_a_start + (sla2.con_b[2].lay[2].T_b_start - sla2.con_b[2].lay[2].T_a_start) * sla2.con_b[2].lay[2].UA * (sla2.con_b[2].lay[2].RNod[1] + sla2.con_b[2].lay[2].RNod[2]) (sla2.con_b[5].lay[2].T_a_start + (sla2.con_b[5].lay[2].T_b_start - sla2.con_b[5].lay[2].T_a_start) * sla2.con_b[5].lay[2].UA * (sla2.con_b[5].lay[2].RNod[1] + sla2.con_b[5].lay[2].RNod[2]) = sla2.con_b[2].lay[2].T_a_start + (sla2.con_b[2].lay[2].T_b_start - sla2.con_b[2].lay[2].T_a_start) * sla2.con_b[2].lay[2].UA * (sla2.con_b[2].lay[2].RNod[1] + sla2.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: sla2.con_b[3].lay[2].T[2] = sla2.con_b[3].lay[2].T_a_start + (sla2.con_b[3].lay[2].T_b_start - sla2.con_b[3].lay[2].T_a_start) * sla2.con_b[3].lay[2].UA * (sla2.con_b[3].lay[2].RNod[1] + sla2.con_b[3].lay[2].RNod[2]) (sla2.con_b[5].lay[2].T_a_start + (sla2.con_b[5].lay[2].T_b_start - sla2.con_b[5].lay[2].T_a_start) * sla2.con_b[5].lay[2].UA * (sla2.con_b[5].lay[2].RNod[1] + sla2.con_b[5].lay[2].RNod[2]) = sla2.con_b[3].lay[2].T_a_start + (sla2.con_b[3].lay[2].T_b_start - sla2.con_b[3].lay[2].T_a_start) * sla2.con_b[3].lay[2].UA * (sla2.con_b[3].lay[2].RNod[1] + sla2.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: sla2.con_b[4].lay[2].T[2] = sla2.con_b[4].lay[2].T_a_start + (sla2.con_b[4].lay[2].T_b_start - sla2.con_b[4].lay[2].T_a_start) * sla2.con_b[4].lay[2].UA * (sla2.con_b[4].lay[2].RNod[1] + sla2.con_b[4].lay[2].RNod[2]) (sla2.con_b[5].lay[2].T_a_start + (sla2.con_b[5].lay[2].T_b_start - sla2.con_b[5].lay[2].T_a_start) * sla2.con_b[5].lay[2].UA * (sla2.con_b[5].lay[2].RNod[1] + sla2.con_b[5].lay[2].RNod[2]) = sla2.con_b[4].lay[2].T_a_start + (sla2.con_b[4].lay[2].T_b_start - sla2.con_b[4].lay[2].T_a_start) * sla2.con_b[4].lay[2].UA * (sla2.con_b[4].lay[2].RNod[1] + sla2.con_b[4].lay[2].RNod[2])) Notification: Performance of analyzeInitialSystem (initialization): time 1.753/22.53, allocations: 199.7 MB / 6.407 GB, free: 201.4 MB / 1.307 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0007293/22.53, allocations: 73.12 kB / 6.407 GB, free: 201.4 MB / 1.307 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/HeatTransfer/Conduction/SingleLayer.mo:138:5-138:73:writable] Error: Initialization problem is structurally singular, error found sorting equations 149: sla1.con_a[4].lay[1].T[1] = sla1.con_a[5].lay[1].T[1]; 22: sla1.con_a[4].lay[1].T[1] = sla1.con_a[4].lay[1].T_a_start; 148: sla1.con_a[3].lay[1].T[1] = sla1.con_a[5].lay[1].T[1]; 17: sla1.con_a[3].lay[1].T[1] = sla1.con_a[3].lay[1].T_a_start; 147: sla1.con_a[2].lay[1].T[1] = sla1.con_a[5].lay[1].T[1]; 12: sla1.con_a[2].lay[1].T[1] = sla1.con_a[2].lay[1].T_a_start; 27: sla1.con_a[5].lay[1].T[1] = sla1.con_a[5].lay[1].T_a_start; 146: sla1.con_a[1].lay[1].T[1] = sla1.con_a[5].lay[1].T[1]; 7: sla1.con_a[1].lay[1].T[1] = sla1.con_a[1].lay[1].T_a_start; 145: sla1.con_b[4].lay[2].T[2] = sla1.con_b[5].lay[2].T[2]; 43: sla1.con_b[4].lay[2].T[2] = sla1.con_b[4].lay[2].T_a_start + (sla1.con_b[4].lay[2].T_b_start - sla1.con_b[4].lay[2].T_a_start) * sla1.con_b[4].lay[2].UA * (sla1.con_b[4].lay[2].RNod[1] + sla1.con_b[4].lay[2].RNod[2]); 144: sla1.con_b[3].lay[2].T[2] = sla1.con_b[5].lay[2].T[2]; 40: sla1.con_b[3].lay[2].T[2] = sla1.con_b[3].lay[2].T_a_start + (sla1.con_b[3].lay[2].T_b_start - sla1.con_b[3].lay[2].T_a_start) * sla1.con_b[3].lay[2].UA * (sla1.con_b[3].lay[2].RNod[1] + sla1.con_b[3].lay[2].RNod[2]); 143: sla1.con_b[2].lay[2].T[2] = sla1.con_b[5].lay[2].T[2]; 37: sla1.con_b[2].lay[2].T[2] = sla1.con_b[2].lay[2].T_a_start + (sla1.con_b[2].lay[2].T_b_start - sla1.con_b[2].lay[2].T_a_start) * sla1.con_b[2].lay[2].UA * (sla1.con_b[2].lay[2].RNod[1] + sla1.con_b[2].lay[2].RNod[2]); 46: sla1.con_b[5].lay[2].T[2] = sla1.con_b[5].lay[2].T_a_start + (sla1.con_b[5].lay[2].T_b_start - sla1.con_b[5].lay[2].T_a_start) * sla1.con_b[5].lay[2].UA * (sla1.con_b[5].lay[2].RNod[1] + sla1.con_b[5].lay[2].RNod[2]); 142: sla1.con_b[1].lay[2].T[2] = sla1.con_b[5].lay[2].T[2]; 34: sla1.con_b[1].lay[2].T[2] = sla1.con_b[1].lay[2].T_a_start + (sla1.con_b[1].lay[2].T_b_start - sla1.con_b[1].lay[2].T_a_start) * sla1.con_b[1].lay[2].UA * (sla1.con_b[1].lay[2].RNod[1] + sla1.con_b[1].lay[2].RNod[2]); 153: sla2.con_a[4].lay[1].T[1] = sla2.con_a[5].lay[1].T[1]; 67: sla2.con_a[4].lay[1].T[1] = sla2.con_a[4].lay[1].T_a_start; 152: sla2.con_a[3].lay[1].T[1] = sla2.con_a[5].lay[1].T[1]; 62: sla2.con_a[3].lay[1].T[1] = sla2.con_a[3].lay[1].T_a_start; 151: sla2.con_a[2].lay[1].T[1] = sla2.con_a[5].lay[1].T[1]; 57: sla2.con_a[2].lay[1].T[1] = sla2.con_a[2].lay[1].T_a_start; 72: sla2.con_a[5].lay[1].T[1] = sla2.con_a[5].lay[1].T_a_start; 150: sla2.con_a[1].lay[1].T[1] = sla2.con_a[5].lay[1].T[1]; 52: sla2.con_a[1].lay[1].T[1] = sla2.con_a[1].lay[1].T_a_start; 165: sla2.con_b[4].lay[2].T[2] = sla2.con_b[5].lay[2].T[2]; 88: sla2.con_b[4].lay[2].T[2] = sla2.con_b[4].lay[2].T_a_start + (sla2.con_b[4].lay[2].T_b_start - sla2.con_b[4].lay[2].T_a_start) * sla2.con_b[4].lay[2].UA * (sla2.con_b[4].lay[2].RNod[1] + sla2.con_b[4].lay[2].RNod[2]); 164: sla2.con_b[3].lay[2].T[2] = sla2.con_b[5].lay[2].T[2]; 85: sla2.con_b[3].lay[2].T[2] = sla2.con_b[3].lay[2].T_a_start + (sla2.con_b[3].lay[2].T_b_start - sla2.con_b[3].lay[2].T_a_start) * sla2.con_b[3].lay[2].UA * (sla2.con_b[3].lay[2].RNod[1] + sla2.con_b[3].lay[2].RNod[2]); 163: sla2.con_b[2].lay[2].T[2] = sla2.con_b[5].lay[2].T[2]; 82: sla2.con_b[2].lay[2].T[2] = sla2.con_b[2].lay[2].T_a_start + (sla2.con_b[2].lay[2].T_b_start - sla2.con_b[2].lay[2].T_a_start) * sla2.con_b[2].lay[2].UA * (sla2.con_b[2].lay[2].RNod[1] + sla2.con_b[2].lay[2].RNod[2]); 91: sla2.con_b[5].lay[2].T[2] = sla2.con_b[5].lay[2].T_a_start + (sla2.con_b[5].lay[2].T_b_start - sla2.con_b[5].lay[2].T_a_start) * sla2.con_b[5].lay[2].UA * (sla2.con_b[5].lay[2].RNod[1] + sla2.con_b[5].lay[2].RNod[2]); 162: sla2.con_b[1].lay[2].T[2] = sla2.con_b[5].lay[2].T[2]; 79: sla2.con_b[1].lay[2].T[2] = sla2.con_b[1].lay[2].T_a_start + (sla2.con_b[1].lay[2].T_b_start - sla2.con_b[1].lay[2].T_a_start) * sla2.con_b[1].lay[2].UA * (sla2.con_b[1].lay[2].RNod[1] + sla2.con_b[1].lay[2].RNod[2]); 157: sla3.sla.con_a[4].lay[1].T[1] = sla3.sla.con_a[5].lay[1].T[1]; 112: sla3.sla.con_a[4].lay[1].T[1] = sla3.sla.con_a[4].lay[1].T_a_start; 156: sla3.sla.con_a[3].lay[1].T[1] = sla3.sla.con_a[5].lay[1].T[1]; 107: sla3.sla.con_a[3].lay[1].T[1] = sla3.sla.con_a[3].lay[1].T_a_start; 155: sla3.sla.con_a[2].lay[1].T[1] = sla3.sla.con_a[5].lay[1].T[1]; 102: sla3.sla.con_a[2].lay[1].T[1] = sla3.sla.con_a[2].lay[1].T_a_start; 117: sla3.sla.con_a[5].lay[1].T[1] = sla3.sla.con_a[5].lay[1].T_a_start; 154: sla3.sla.con_a[1].lay[1].T[1] = sla3.sla.con_a[5].lay[1].T[1]; 97: sla3.sla.con_a[1].lay[1].T[1] = sla3.sla.con_a[1].lay[1].T_a_start; 161: sla3.sla.con_b[4].lay[2].T[2] = sla3.sla.con_b[5].lay[2].T[2]; 133: sla3.sla.con_b[4].lay[2].T[2] = sla3.sla.con_b[4].lay[2].T_a_start + (sla3.sla.con_b[4].lay[2].T_b_start - sla3.sla.con_b[4].lay[2].T_a_start) * sla3.sla.con_b[4].lay[2].UA * (sla3.sla.con_b[4].lay[2].RNod[1] + sla3.sla.con_b[4].lay[2].RNod[2]); 160: sla3.sla.con_b[3].lay[2].T[2] = sla3.sla.con_b[5].lay[2].T[2]; 130: sla3.sla.con_b[3].lay[2].T[2] = sla3.sla.con_b[3].lay[2].T_a_start + (sla3.sla.con_b[3].lay[2].T_b_start - sla3.sla.con_b[3].lay[2].T_a_start) * sla3.sla.con_b[3].lay[2].UA * (sla3.sla.con_b[3].lay[2].RNod[1] + sla3.sla.con_b[3].lay[2].RNod[2]); 159: sla3.sla.con_b[2].lay[2].T[2] = sla3.sla.con_b[5].lay[2].T[2]; 127: sla3.sla.con_b[2].lay[2].T[2] = sla3.sla.con_b[2].lay[2].T_a_start + (sla3.sla.con_b[2].lay[2].T_b_start - sla3.sla.con_b[2].lay[2].T_a_start) * sla3.sla.con_b[2].lay[2].UA * (sla3.sla.con_b[2].lay[2].RNod[1] + sla3.sla.con_b[2].lay[2].RNod[2]); 136: sla3.sla.con_b[5].lay[2].T[2] = sla3.sla.con_b[5].lay[2].T_a_start + (sla3.sla.con_b[5].lay[2].T_b_start - sla3.sla.con_b[5].lay[2].T_a_start) * sla3.sla.con_b[5].lay[2].UA * (sla3.sla.con_b[5].lay[2].RNod[1] + sla3.sla.con_b[5].lay[2].RNod[2]); 158: sla3.sla.con_b[1].lay[2].T[2] = sla3.sla.con_b[5].lay[2].T[2]; 124: sla3.sla.con_b[1].lay[2].T[2] = sla3.sla.con_b[1].lay[2].T_a_start + (sla3.sla.con_b[1].lay[2].T_b_start - sla3.sla.con_b[1].lay[2].T_a_start) * sla3.sla.con_b[1].lay[2].UA * (sla3.sla.con_b[1].lay[2].RNod[1] + sla3.sla.con_b[1].lay[2].RNod[2]); for variables sla3.sla.con_b[1].dT(111), sla3.sla.con_a[4].lay[1].T[1](138), sla1.con_a[2].lay[1].T[3](644), $DER.sla2.con_a[3].lay[1].T[2](391), $DER.sla3.sla.con_a[5].lay[1].T[5](112), $DER.sla3.sla.con_a[4].lay[1].T[4](132), $DER.sla1.con_b[1].lay[2].T[2](744), $DER.sla1.con_a[2].lay[1].T[2](645), $DER.sla3.sla.con_b[2].lay[2].T[2](761), $DER.sla1.con_a[1].lay[1].T[4](658), sla1.vol[1].heatPort.Q_flow(722), sla1.con_a[2].Q_flow[3](652), sla1.preDro.sta_a.T(726), sla1.con_a[2].lay[1].dT(648), sla1.port_b.h_outflow(730), sla3.sla.con_a[4].lay[1].T[2](137), sla1.con_a[2].Q_flow[1](654), pulse.T_start(734), sla1.con_a[3].dT(638), sla1.vol[2].dynBal.ports_H_flow[1](705), sla1.con_a[2].lay[1].T[4](642), sla1.vol[2].dynBal.U(708), sla3.sla.con_b[1].port_b.Q_flow(110), sla1.vol[1].dynBal.Hb_flow(717), sla3.sla.con_a[3].Q_flow[2](161), sla1.vol[2].ports[2].m_flow(714), sla1.con_a[3].Q_flow[5](633), sla1.vol[4].dynBal.medium.T(688), sla3.sla.con_b[1].Q_flow[4](107), sla3.sla.con_a[3].Q_flow[3](160), sla1.con_a[3].Q_flow[4](634), sla1.vol[4].T(690), sla1.vol[4].dynBal.Hb_flow(684), sla1.con_a[2].lay[1].T[1](647), sla1.vol[3].dynBal.ports_H_flow[2](693), sla1.con_a[2].lay[1].T[5](640), sla3.sla.con_a[5].lay[1].dT(122), sla3.sla.fluSlaCon[2].dT(42), sla1.vol[5].dynBal.ports_H_flow[1](674), sla1.con_a[2].lay[1].T[2](646), sla1.con_a[1].dT(672), sla1.con_a[1].lay[1].T[1](664), sla3.sla.con_a[3].Q_flow[6](157), sla1.vol[4].heatPort.Q_flow(689), $DER.sla1.con_a[2].lay[1].T[4](641), sla1.con_a[3].Q_flow[1](637), sla3.sla.con_a[5].lay[1].T[3](117), $DER.sla1.con_a[2].lay[1].T[3](643), sla1.con_a[1].lay[1].T[2](663), sla1.con_a[2].Q_flow[6](649), $DER.sla1.con_a[2].lay[1].T[5](639), sla1.con_a[1].lay[1].T[3](661), senTem3.T_a_inflow(8), senTem3.k(13), senTem2.mNor_flow(18), senTem1.T(23), sla3.sla.fluSlaCon[4].hCon(35), sla3.sla.fluSlaCon[3].hCon(38), sla3.sla.fluSlaCon[2].hCon(41), sla3.sla.fluSlaCon[1].hCon(44), sla3.sla.con_b[5].lay[1].port_b.T(53), sla3.sla.con_b[5].port_b.Q_flow(58), sla3.sla.con_b[4].lay[2].dT(63), sla3.sla.con_b[4].Q_flow[4](68), sla3.sla.con_b[3].lay[1].dT(80), sla3.sla.con_b[3].Q_flow[1](83), sla3.sla.con_b[2].lay[2].T[2](86), sla3.sla.con_b[2].lay[2].dT(89), sla3.sla.con_b[2].dT(98), $DER.sla3.sla.con_b[1].lay[1].T[1](103), sla3.sla.con_b[1].Q_flow[3](108), sla3.sla.con_a[5].lay[1].T[5](113), sla3.sla.con_a[5].Q_flow[4](125), sla3.sla.con_a[5].Q_flow[1](128), sla3.sla.con_a[4].lay[1].T[5](131), $DER.sla3.sla.con_a[4].lay[1].T[3](134) Error: No system for the symbolic initialization was generated