Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.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.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001281/0.001281, allocations: 108.7 kB / 16.41 MB, free: 6.027 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00144/0.00144, allocations: 186.2 kB / 17.34 MB, free: 5.633 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.392/1.392, allocations: 222.9 MB / 241 MB, free: 15.16 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 2.305/2.305, allocations: 390.3 MB / 0.6655 GB, free: 0.5781 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001464/0.001464, allocations: 63.89 kB / 0.9516 GB, free: 7.492 MB / 0.7325 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.9145/0.9159, allocations: 140.4 MB / 1.089 GB, free: 5.473 MB / 0.8575 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02352/0.9395, allocations: 18.26 MB / 1.107 GB, free: 9.316 MB / 0.8731 GB Notification: Performance of NFInst.instExpressions: time 0.01298/0.9525, allocations: 6.881 MB / 1.113 GB, free: 4.621 MB / 0.8731 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002156/0.9547, allocations: 57.09 kB / 1.113 GB, free: 4.613 MB / 0.8731 GB Notification: Performance of NFTyping.typeComponents: time 0.004354/0.9591, allocations: 1.454 MB / 1.115 GB, free: 3.75 MB / 0.8731 GB Notification: Performance of NFTyping.typeBindings: time 0.004631/0.9637, allocations: 1.444 MB / 1.116 GB, free: 2.941 MB / 0.8731 GB Notification: Performance of NFTyping.typeClassSections: time 0.003922/0.9676, allocations: 1.273 MB / 1.117 GB, free: 2.254 MB / 0.8731 GB Notification: Performance of NFFlatten.flatten: time 0.008015/0.9757, allocations: 5.461 MB / 1.123 GB, free: 15.95 MB / 0.8887 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0111/0.9868, allocations: 7.126 MB / 1.13 GB, free: 13.14 MB / 0.8887 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005255/0.9921, allocations: 2.388 MB / 1.132 GB, free: 12.06 MB / 0.8887 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006222/0.9983, allocations: 2.972 MB / 1.135 GB, free: 10.82 MB / 0.8887 GB Notification: Performance of NFPackage.collectConstants: time 0.002287/1.001, allocations: 0.5132 MB / 1.135 GB, free: 10.82 MB / 0.8887 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004581/1.005, allocations: 1.265 MB / 1.137 GB, free: 10.55 MB / 0.8887 GB Notification: Performance of NFScalarize.scalarize: time 0.004954/1.01, allocations: 2.247 MB / 1.139 GB, free: 9.684 MB / 0.8887 GB Notification: Performance of NFVerifyModel.verify: time 0.006733/1.017, allocations: 2.191 MB / 1.141 GB, free: 8.266 MB / 0.8887 GB Notification: Performance of NFConvertDAE.convert: time 0.01383/1.031, allocations: 7.778 MB / 1.149 GB, free: 5.246 MB / 0.8887 GB Notification: Performance of FrontEnd - DAE generated: time 5.35e-06/1.031, allocations: 1.156 kB / 1.149 GB, free: 5.246 MB / 0.8887 GB Notification: Performance of FrontEnd: time 1.954e-06/1.031, allocations: 4 kB / 1.149 GB, free: 5.242 MB / 0.8887 GB Notification: Performance of Transformations before backend: time 0.0002721/1.031, allocations: 3.938 kB / 1.149 GB, free: 5.238 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 0.01428/1.045, allocations: 3.823 MB / 1.152 GB, free: 2.676 MB / 0.8887 GB Notification: Performance of prepare preOptimizeDAE: time 3.736e-05/1.045, allocations: 13.78 kB / 1.152 GB, free: 2.672 MB / 0.8887 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01428/1.06, allocations: 2.414 MB / 1.155 GB, free: 1.516 MB / 0.8887 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006179/1.066, allocations: 2.185 MB / 1.157 GB, free: 156 kB / 0.8887 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003232/1.066, allocations: 268.5 kB / 1.157 GB, free: 32 kB / 0.8887 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001771/1.068, allocations: 362.4 kB / 1.157 GB, free: 15.9 MB / 0.9044 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01949/1.088, allocations: 7.153 MB / 1.164 GB, free: 11.83 MB / 0.9044 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001269/1.088, allocations: 10.16 kB / 1.164 GB, free: 11.82 MB / 0.9044 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001219/1.089, allocations: 143.5 kB / 1.165 GB, free: 11.71 MB / 0.9044 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005747/1.09, allocations: 337.2 kB / 1.165 GB, free: 11.61 MB / 0.9044 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01748/1.107, allocations: 7.042 MB / 1.172 GB, free: 8.062 MB / 0.9044 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03749/1.145, allocations: 26.5 MB / 1.198 GB, free: 12.06 MB / 0.9356 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008765/1.153, allocations: 4.993 MB / 1.203 GB, free: 6.762 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006187/1.16, allocations: 2.612 MB / 1.205 GB, free: 4.133 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002896/1.16, allocations: 127 kB / 1.205 GB, free: 3.992 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.166e-05/1.16, allocations: 60.5 kB / 1.205 GB, free: 3.922 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=208): time 4.078e-06/1.16, allocations: 4 kB / 1.205 GB, free: 3.918 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.conv2.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.conv2.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 0.1112/1.271, allocations: 30.97 MB / 1.235 GB, free: 4.852 MB / 0.9669 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001488/1.271, allocations: 247.5 kB / 1.236 GB, free: 4.562 MB / 0.9669 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002623/1.274, allocations: 1.473 MB / 1.237 GB, free: 3.082 MB / 0.9669 GB Notification: Performance of collectPreVariables (initialization): time 0.0006384/1.275, allocations: 69.7 kB / 1.237 GB, free: 3.008 MB / 0.9669 GB Notification: Performance of collectInitialEqns (initialization): time 0.001059/1.276, allocations: 1.497 MB / 1.239 GB, free: 1.492 MB / 0.9669 GB Notification: Performance of collectInitialBindings (initialization): time 0.001359/1.277, allocations: 0.9164 MB / 1.24 GB, free: 0.5625 MB / 0.9669 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00172/1.279, allocations: 0.6358 MB / 1.24 GB, free: 15.91 MB / 0.9825 GB Notification: Performance of setup shared object (initialization): time 9.824e-05/1.279, allocations: 305.1 kB / 1.241 GB, free: 15.61 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006242/1.285, allocations: 2.694 MB / 1.243 GB, free: 12.91 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006933/1.292, allocations: 3.567 MB / 1.247 GB, free: 8.965 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01377/1.306, allocations: 6.391 MB / 1.253 GB, free: 2.176 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.913e-05/1.306, allocations: 12 kB / 1.253 GB, free: 2.164 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.conv2.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.conv2.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 0.03066/1.337, allocations: 10.99 MB / 1.264 GB, free: 7.07 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 4.706e-05/1.337, allocations: 19.94 kB / 1.264 GB, free: 7.051 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.476e-05/1.337, allocations: 27.98 kB / 1.264 GB, free: 7.023 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02032/1.357, allocations: 5.556 MB / 1.269 GB, free: 1.449 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004644/1.362, allocations: 0.9984 MB / 1.27 GB, free: 460 kB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04406/1.406, allocations: 28.16 MB / 1.298 GB, free: 3.836 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005182/1.411, allocations: 0.5808 MB / 1.298 GB, free: 3.254 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008692/1.412, allocations: 155.9 kB / 1.298 GB, free: 3.102 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009399/1.421, allocations: 3.984 MB / 1.302 GB, free: 15.11 MB / 1.045 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007256/1.429, allocations: 3.532 MB / 1.306 GB, free: 11.2 MB / 1.045 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08984/1.519, allocations: 24.61 MB / 1.33 GB, free: 2.078 MB / 1.061 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.714e-05/1.519, allocations: 8 kB / 1.33 GB, free: 2.07 MB / 1.061 GB Warning: The linear system: 1 : transformer.conv1.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.conv1.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ] = [ -loadRL.load1.v[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] ; -transformer.conv2.V2[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_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_lambda0): time 0.02798/1.547, allocations: 10.54 MB / 1.34 GB, free: 7.391 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 4.663e-05/1.547, allocations: 16 kB / 1.34 GB, free: 7.375 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.848e-05/1.547, allocations: 31.94 kB / 1.34 GB, free: 7.344 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01531/1.562, allocations: 4.322 MB / 1.344 GB, free: 3.004 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004964/1.567, allocations: 1.037 MB / 1.345 GB, free: 1.965 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0382/1.605, allocations: 27.15 MB / 1.372 GB, free: 6.086 MB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005286/1.611, allocations: 0.5536 MB / 1.372 GB, free: 5.531 MB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009446/1.612, allocations: 152 kB / 1.372 GB, free: 5.383 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.i1[2]) - line2.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.00163/1.613, allocations: 414.9 kB / 1.373 GB, free: 4.973 MB / 1.107 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001154/1.614, allocations: 197.7 kB / 1.373 GB, free: 4.777 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[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] ; -transformer.conv2.V2[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] ; -loadRL.load1.v[1] ] 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 wrapFunctionCalls (simulation): time 0.02943/1.644, allocations: 10.17 MB / 1.383 GB, free: 10.53 MB / 1.123 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.531e-05/1.644, allocations: 27.94 kB / 1.383 GB, free: 10.5 MB / 1.123 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.136e-05/1.644, allocations: 16 kB / 1.383 GB, free: 10.48 MB / 1.123 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.923e-05/1.644, allocations: 11.95 kB / 1.383 GB, free: 10.47 MB / 1.123 GB Warning: The linear system: 1 : 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] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : 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] 4 : transformer.conv2.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.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[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] ; -loadRL.load1.v[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] ; -transformer.conv2.V2[1] ] 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 0.04197/1.686, allocations: 16.31 MB / 1.399 GB, free: 9.914 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.623e-05/1.686, allocations: 8 kB / 1.399 GB, free: 9.906 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003611/1.69, allocations: 0.7373 MB / 1.4 GB, free: 9.168 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01942/1.709, allocations: 5.177 MB / 1.405 GB, free: 3.977 MB / 1.139 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007583/1.71, allocations: 67.95 kB / 1.405 GB, free: 3.91 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04205/1.752, allocations: 27.22 MB / 1.431 GB, free: 8.191 MB / 1.17 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.899e-06/1.752, allocations: 11.94 kB / 1.431 GB, free: 8.18 MB / 1.17 GB Warning: The linear system: 1 : 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] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : 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] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[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.conv2.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] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02771/1.78, allocations: 10.14 MB / 1.441 GB, free: 13.79 MB / 1.186 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002225/1.782, allocations: 0.721 MB / 1.442 GB, free: 13.04 MB / 1.186 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0009849/1.783, allocations: 55.98 kB / 1.442 GB, free: 12.99 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004466/1.788, allocations: 0.5031 MB / 1.442 GB, free: 12.48 MB / 1.186 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001035/1.789, allocations: 226.3 kB / 1.443 GB, free: 12.27 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004394/1.789, allocations: 95.95 kB / 1.443 GB, free: 12.17 MB / 1.186 GB Notification: Performance of sorting global known variables: time 0.002139/1.791, allocations: 1.005 MB / 1.444 GB, free: 11.16 MB / 1.186 GB Notification: Performance of sort global known variables: time 2.91e-07/1.791, allocations: 0 / 1.444 GB, free: 11.16 MB / 1.186 GB Notification: Performance of remove unused functions: time 0.008729/1.8, allocations: 1.852 MB / 1.446 GB, free: 9.312 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 0.000766/1.801, allocations: 194.8 kB / 1.446 GB, free: 9.113 MB / 1.186 GB Notification: Performance of simCode: created initialization part: time 0.03166/1.832, allocations: 12.45 MB / 1.458 GB, free: 12.55 MB / 1.201 GB Notification: Performance of simCode: created event and clocks part: time 1.312e-05/1.832, allocations: 1.938 kB / 1.458 GB, free: 12.55 MB / 1.201 GB Notification: Performance of simCode: created simulation system equations: time 0.01188/1.844, allocations: 4.394 MB / 1.462 GB, free: 8.105 MB / 1.201 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003113/1.848, allocations: 281.6 kB / 1.462 GB, free: 7.832 MB / 1.201 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03082/1.878, allocations: 10.07 MB / 1.472 GB, free: 13.65 MB / 1.217 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005291/1.884, allocations: 2.92 MB / 1.475 GB, free: 10.69 MB / 1.217 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001356/1.885, allocations: 219.3 kB / 1.475 GB, free: 10.48 MB / 1.217 GB Notification: Performance of SimCode: time 5.91e-07/1.885, allocations: 0 / 1.475 GB, free: 10.48 MB / 1.217 GB Notification: Performance of Templates: time 0.7191/2.604, allocations: 108.1 MB / 1.581 GB, free: 431.2 MB / 1.311 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)