Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/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/Buildings 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/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 ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0108/0.0108, allocations: 102.3 kB / 15.73 MB, free: 5.578 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001946/0.001947, allocations: 195.4 kB / 16.67 MB, free: 5.52 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.487/1.487, allocations: 222.9 MB / 240.4 MB, free: 15.17 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.32/2.32, allocations: 390.2 MB / 0.6648 GB, free: 0.6406 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001286/0.001286, allocations: 63.89 kB / 0.9509 GB, free: 7.543 MB / 0.7325 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.9644/0.9657, allocations: 140.4 MB / 1.088 GB, free: 5.777 MB / 0.8575 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02235/0.9881, allocations: 18.28 MB / 1.106 GB, free: 9.605 MB / 0.8731 GB Notification: Performance of NFInst.instExpressions: time 0.01344/1.002, allocations: 6.813 MB / 1.113 GB, free: 4.965 MB / 0.8731 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002528/1.004, allocations: 57.19 kB / 1.113 GB, free: 4.957 MB / 0.8731 GB Notification: Performance of NFTyping.typeComponents: time 0.004826/1.009, allocations: 1.469 MB / 1.114 GB, free: 4.078 MB / 0.8731 GB Notification: Performance of NFTyping.typeBindings: time 0.005648/1.015, allocations: 1.46 MB / 1.115 GB, free: 3.254 MB / 0.8731 GB Notification: Performance of NFTyping.typeClassSections: time 0.004803/1.019, allocations: 1.266 MB / 1.117 GB, free: 2.574 MB / 0.8731 GB Notification: Performance of NFFlatten.flatten: time 0.00927/1.029, allocations: 5.465 MB / 1.122 GB, free: 276 kB / 0.8731 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01175/1.041, allocations: 7.127 MB / 1.129 GB, free: 13.45 MB / 0.8887 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005743/1.046, allocations: 2.382 MB / 1.131 GB, free: 12.38 MB / 0.8887 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006586/1.053, allocations: 2.968 MB / 1.134 GB, free: 11.14 MB / 0.8887 GB Notification: Performance of NFPackage.collectConstants: time 0.002269/1.055, allocations: 0.5151 MB / 1.135 GB, free: 11.14 MB / 0.8887 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004567/1.06, allocations: 1.271 MB / 1.136 GB, free: 10.86 MB / 0.8887 GB Notification: Performance of NFScalarize.scalarize: time 0.005655/1.066, allocations: 2.243 MB / 1.138 GB, free: 10 MB / 0.8887 GB Notification: Performance of NFVerifyModel.verify: time 0.007466/1.073, allocations: 2.19 MB / 1.14 GB, free: 8.586 MB / 0.8887 GB Notification: Performance of NFConvertDAE.convert: time 0.01671/1.09, allocations: 7.783 MB / 1.148 GB, free: 5.555 MB / 0.8887 GB Notification: Performance of FrontEnd - DAE generated: time 6.292e-06/1.09, allocations: 0 / 1.148 GB, free: 5.555 MB / 0.8887 GB Notification: Performance of FrontEnd: time 2.174e-06/1.09, allocations: 0 / 1.148 GB, free: 5.555 MB / 0.8887 GB Notification: Performance of Transformations before backend: time 0.0002976/1.09, allocations: 1.094 kB / 1.148 GB, free: 5.555 MB / 0.8887 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.01609/1.106, allocations: 3.827 MB / 1.152 GB, free: 2.988 MB / 0.8887 GB Notification: Performance of prepare preOptimizeDAE: time 4.94e-05/1.106, allocations: 10.09 kB / 1.152 GB, free: 2.988 MB / 0.8887 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01567/1.122, allocations: 2.414 MB / 1.154 GB, free: 1.832 MB / 0.8887 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006418/1.128, allocations: 2.186 MB / 1.156 GB, free: 480 kB / 0.8887 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003338/1.129, allocations: 267.2 kB / 1.156 GB, free: 356 kB / 0.8887 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002364/1.131, allocations: 363.5 kB / 1.157 GB, free: 224 kB / 0.8887 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0255/1.157, allocations: 7.157 MB / 1.164 GB, free: 12.14 MB / 0.9044 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001102/1.157, allocations: 2.062 kB / 1.164 GB, free: 12.14 MB / 0.9044 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008923/1.158, allocations: 147.9 kB / 1.164 GB, free: 12.03 MB / 0.9044 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005772/1.158, allocations: 336.9 kB / 1.164 GB, free: 11.93 MB / 0.9044 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01899/1.177, allocations: 7.052 MB / 1.171 GB, free: 8.367 MB / 0.9044 GB Warning: The model contains alias variables with redundant start and/or conflicting 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 0.04182/1.219, allocations: 26.53 MB / 1.197 GB, free: 12.26 MB / 0.9356 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009213/1.228, allocations: 4.992 MB / 1.202 GB, free: 6.961 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.007013/1.236, allocations: 2.616 MB / 1.204 GB, free: 4.328 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004146/1.236, allocations: 139 kB / 1.205 GB, free: 4.176 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.018e-05/1.236, allocations: 64.48 kB / 1.205 GB, free: 4.102 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=208): time 5.28e-06/1.236, allocations: 0 / 1.205 GB, free: 4.102 MB / 0.9356 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.1209/1.357, allocations: 30.98 MB / 1.235 GB, free: 5.031 MB / 0.9669 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001296/1.357, allocations: 239.6 kB / 1.235 GB, free: 4.75 MB / 0.9669 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002607/1.36, allocations: 1.469 MB / 1.236 GB, free: 3.273 MB / 0.9669 GB Notification: Performance of collectPreVariables (initialization): time 0.0006546/1.36, allocations: 69.7 kB / 1.237 GB, free: 3.199 MB / 0.9669 GB Notification: Performance of collectInitialEqns (initialization): time 0.00105/1.362, allocations: 1.501 MB / 1.238 GB, free: 1.676 MB / 0.9669 GB Notification: Performance of collectInitialBindings (initialization): time 0.001441/1.363, allocations: 0.9203 MB / 1.239 GB, free: 0.7422 MB / 0.9669 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001841/1.365, allocations: 0.6318 MB / 1.24 GB, free: 104 kB / 0.9669 GB Notification: Performance of setup shared object (initialization): time 0.000114/1.365, allocations: 305.1 kB / 1.24 GB, free: 15.8 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.007126/1.372, allocations: 2.69 MB / 1.242 GB, free: 13.1 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007943/1.38, allocations: 3.567 MB / 1.246 GB, free: 9.156 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01436/1.394, allocations: 6.402 MB / 1.252 GB, free: 2.355 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.652e-05/1.395, allocations: 8 kB / 1.252 GB, free: 2.348 MB / 0.9825 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.03078/1.425, allocations: 11.03 MB / 1.263 GB, free: 7.215 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 3.919e-05/1.425, allocations: 16 kB / 1.263 GB, free: 7.199 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.568e-05/1.425, allocations: 28 kB / 1.263 GB, free: 7.172 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02137/1.447, allocations: 5.54 MB / 1.268 GB, free: 1.613 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004908/1.452, allocations: 0.9944 MB / 1.269 GB, free: 0.6172 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04688/1.499, allocations: 28.17 MB / 1.297 GB, free: 3.984 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005221/1.504, allocations: 0.573 MB / 1.297 GB, free: 3.41 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007057/1.505, allocations: 159.9 kB / 1.298 GB, free: 3.254 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01015/1.515, allocations: 3.98 MB / 1.302 GB, free: 15.26 MB / 1.045 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007795/1.523, allocations: 3.536 MB / 1.305 GB, free: 11.35 MB / 1.045 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09362/1.616, allocations: 24.61 MB / 1.329 GB, free: 2.227 MB / 1.061 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.217e-05/1.616, allocations: 8 kB / 1.329 GB, free: 2.219 MB / 1.061 GB Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv3.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02752/1.644, allocations: 10.53 MB / 1.339 GB, free: 7.547 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 3.812e-05/1.644, allocations: 16.56 kB / 1.339 GB, free: 7.531 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.291e-05/1.644, allocations: 35.92 kB / 1.339 GB, free: 7.496 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01569/1.66, allocations: 4.326 MB / 1.344 GB, free: 3.152 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004937/1.665, allocations: 1.033 MB / 1.345 GB, free: 2.117 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03665/1.701, allocations: 27.12 MB / 1.371 GB, free: 6.262 MB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004954/1.706, allocations: 0.5575 MB / 1.372 GB, free: 5.703 MB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007231/1.707, allocations: 151.9 kB / 1.372 GB, free: 5.555 MB / 1.107 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.001389/1.708, allocations: 406.4 kB / 1.372 GB, free: 5.152 MB / 1.107 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009466/1.709, allocations: 201.7 kB / 1.372 GB, free: 4.953 MB / 1.107 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02818/1.738, allocations: 10.17 MB / 1.382 GB, free: 10.7 MB / 1.123 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.841e-05/1.738, allocations: 31.94 kB / 1.382 GB, free: 10.67 MB / 1.123 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.089e-05/1.738, allocations: 12 kB / 1.382 GB, free: 10.66 MB / 1.123 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.335e-05/1.738, allocations: 15.95 kB / 1.382 GB, free: 10.64 MB / 1.123 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.04228/1.78, allocations: 16.26 MB / 1.398 GB, free: 10.13 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.524e-05/1.78, allocations: 8 kB / 1.398 GB, free: 10.12 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003775/1.784, allocations: 0.7301 MB / 1.399 GB, free: 9.395 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01969/1.804, allocations: 5.177 MB / 1.404 GB, free: 4.203 MB / 1.139 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008092/1.805, allocations: 71.95 kB / 1.404 GB, free: 4.133 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04353/1.848, allocations: 27.25 MB / 1.431 GB, free: 8.379 MB / 1.17 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.051e-05/1.848, allocations: 15.97 kB / 1.431 GB, free: 8.363 MB / 1.17 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02793/1.876, allocations: 10.1 MB / 1.441 GB, free: 14.01 MB / 1.186 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002015/1.878, allocations: 0.7249 MB / 1.441 GB, free: 13.27 MB / 1.186 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007715/1.879, allocations: 52 kB / 1.441 GB, free: 13.21 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003999/1.883, allocations: 0.5149 MB / 1.442 GB, free: 12.7 MB / 1.186 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008952/1.884, allocations: 226.4 kB / 1.442 GB, free: 12.48 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003084/1.884, allocations: 91.95 kB / 1.442 GB, free: 12.39 MB / 1.186 GB Notification: Performance of sorting global known variables: time 0.001856/1.886, allocations: 1.005 MB / 1.443 GB, free: 11.38 MB / 1.186 GB Notification: Performance of sort global known variables: time 3.3e-07/1.886, allocations: 4 kB / 1.443 GB, free: 11.38 MB / 1.186 GB Notification: Performance of remove unused functions: time 0.008019/1.894, allocations: 1.855 MB / 1.445 GB, free: 9.523 MB / 1.186 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.000672/1.895, allocations: 178.9 kB / 1.445 GB, free: 9.34 MB / 1.186 GB Notification: Performance of simCode: created initialization part: time 0.03334/1.928, allocations: 12.46 MB / 1.457 GB, free: 12.77 MB / 1.201 GB Notification: Performance of simCode: created event and clocks part: time 1.457e-05/1.928, allocations: 4 kB / 1.457 GB, free: 12.77 MB / 1.201 GB Notification: Performance of simCode: created simulation system equations: time 0.01293/1.941, allocations: 4.425 MB / 1.462 GB, free: 8.297 MB / 1.201 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004232/1.945, allocations: 286.6 kB / 1.462 GB, free: 8.02 MB / 1.201 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02899/1.974, allocations: 9.485 MB / 1.471 GB, free: 14.42 MB / 1.217 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005394/1.98, allocations: 2.846 MB / 1.474 GB, free: 11.54 MB / 1.217 GB Notification: Performance of simCode: alias equations: time 0.005686/1.986, allocations: 1.661 MB / 1.475 GB, free: 9.875 MB / 1.217 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0009234/1.987, allocations: 179.3 kB / 1.476 GB, free: 9.699 MB / 1.217 GB Notification: Performance of SimCode: time 5.25e-06/1.987, allocations: 0 / 1.476 GB, free: 9.699 MB / 1.217 GB Notification: Performance of Templates: time 0.1267/2.113, allocations: 79.29 MB / 1.553 GB, free: 10.57 MB / 1.295 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)