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 0.00121/0.00121, allocations: 116 kB / 16.42 MB, free: 6.496 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001206/0.001206, allocations: 186.6 kB / 17.35 MB, free: 5.762 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.321/1.321, 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 2.303/2.303, allocations: 390.3 MB / 0.6655 GB, free: 0.6562 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001566/0.001566, allocations: 67.91 kB / 0.9516 GB, free: 7.547 MB / 0.7325 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.8471/0.8487, allocations: 140.4 MB / 1.089 GB, free: 5.523 MB / 0.8575 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02618/0.8749, allocations: 18.27 MB / 1.107 GB, free: 9.352 MB / 0.8731 GB Notification: Performance of NFInst.instExpressions: time 0.01393/0.8889, allocations: 6.867 MB / 1.113 GB, free: 4.672 MB / 0.8731 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002561/0.8915, allocations: 55.75 kB / 1.113 GB, free: 4.664 MB / 0.8731 GB Notification: Performance of NFTyping.typeComponents: time 0.004608/0.8961, allocations: 1.47 MB / 1.115 GB, free: 3.789 MB / 0.8731 GB Notification: Performance of NFTyping.typeBindings: time 0.005043/0.9012, allocations: 1.467 MB / 1.116 GB, free: 2.965 MB / 0.8731 GB Notification: Performance of NFTyping.typeClassSections: time 0.004943/0.9062, allocations: 1.27 MB / 1.117 GB, free: 2.277 MB / 0.8731 GB Notification: Performance of NFFlatten.flatten: time 0.00941/0.9156, allocations: 5.467 MB / 1.123 GB, free: 15.97 MB / 0.8887 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01249/0.9281, allocations: 7.129 MB / 1.13 GB, free: 13.16 MB / 0.8887 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005664/0.9338, allocations: 2.384 MB / 1.132 GB, free: 12.09 MB / 0.8887 GB Notification: Performance of NFSimplifyModel.simplify: time 0.007266/0.9411, allocations: 2.968 MB / 1.135 GB, free: 10.85 MB / 0.8887 GB Notification: Performance of NFPackage.collectConstants: time 0.003567/0.9447, allocations: 0.5133 MB / 1.135 GB, free: 10.85 MB / 0.8887 GB Notification: Performance of NFFlatten.collectFunctions: time 0.006031/0.9507, allocations: 1.272 MB / 1.137 GB, free: 10.57 MB / 0.8887 GB Notification: Performance of NFScalarize.scalarize: time 0.006828/0.9576, allocations: 2.248 MB / 1.139 GB, free: 9.707 MB / 0.8887 GB Notification: Performance of NFVerifyModel.verify: time 0.008877/0.9665, allocations: 2.183 MB / 1.141 GB, free: 8.297 MB / 0.8887 GB Notification: Performance of NFConvertDAE.convert: time 0.01679/0.9833, allocations: 7.783 MB / 1.149 GB, free: 5.281 MB / 0.8887 GB Notification: Performance of FrontEnd - DAE generated: time 8.025e-06/0.9833, allocations: 4 kB / 1.149 GB, free: 5.277 MB / 0.8887 GB Notification: Performance of FrontEnd: time 2.084e-06/0.9833, allocations: 0 / 1.149 GB, free: 5.277 MB / 0.8887 GB Notification: Performance of Transformations before backend: time 0.0003443/0.9837, allocations: 4.906 kB / 1.149 GB, free: 5.273 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 0.01993/1.004, allocations: 3.823 MB / 1.152 GB, free: 2.711 MB / 0.8887 GB Notification: Performance of prepare preOptimizeDAE: time 6.308e-05/1.004, allocations: 8.875 kB / 1.152 GB, free: 2.711 MB / 0.8887 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01638/1.02, allocations: 2.415 MB / 1.155 GB, free: 1.555 MB / 0.8887 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.009861/1.03, allocations: 2.182 MB / 1.157 GB, free: 200 kB / 0.8887 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004882/1.031, allocations: 271.5 kB / 1.157 GB, free: 72 kB / 0.8887 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002855/1.033, allocations: 358.5 kB / 1.157 GB, free: 15.94 MB / 0.9044 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02575/1.059, allocations: 7.161 MB / 1.164 GB, free: 11.86 MB / 0.9044 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002435/1.059, allocations: 6.469 kB / 1.164 GB, free: 11.86 MB / 0.9044 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.002225/1.062, allocations: 143 kB / 1.165 GB, free: 11.75 MB / 0.9044 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007729/1.062, allocations: 332.9 kB / 1.165 GB, free: 11.66 MB / 0.9044 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02211/1.085, allocations: 7.049 MB / 1.172 GB, free: 8.098 MB / 0.9044 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04686/1.132, allocations: 26.49 MB / 1.198 GB, free: 12.11 MB / 0.9356 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009675/1.141, allocations: 5 MB / 1.203 GB, free: 6.797 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006569/1.148, allocations: 2.608 MB / 1.205 GB, free: 4.172 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003632/1.148, allocations: 131 kB / 1.205 GB, free: 4.027 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.831e-05/1.148, allocations: 64.5 kB / 1.205 GB, free: 3.953 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=208): time 4.268e-06/1.148, allocations: 0 / 1.205 GB, free: 3.953 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 0.1118/1.26, allocations: 30.97 MB / 1.236 GB, free: 4.891 MB / 0.9669 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001401/1.26, allocations: 235.6 kB / 1.236 GB, free: 4.613 MB / 0.9669 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002978/1.263, allocations: 1.469 MB / 1.237 GB, free: 3.137 MB / 0.9669 GB Notification: Performance of collectPreVariables (initialization): time 0.0007002/1.264, allocations: 77.64 kB / 1.237 GB, free: 3.055 MB / 0.9669 GB Notification: Performance of collectInitialEqns (initialization): time 0.001081/1.265, allocations: 1.501 MB / 1.239 GB, free: 1.531 MB / 0.9669 GB Notification: Performance of collectInitialBindings (initialization): time 0.001432/1.267, allocations: 0.9164 MB / 1.24 GB, free: 0.6016 MB / 0.9669 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002196/1.269, allocations: 0.6319 MB / 1.24 GB, free: 15.96 MB / 0.9825 GB Notification: Performance of setup shared object (initialization): time 0.0001/1.269, allocations: 305.1 kB / 1.241 GB, free: 15.66 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006465/1.275, allocations: 2.69 MB / 1.243 GB, free: 12.96 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007144/1.283, allocations: 3.563 MB / 1.247 GB, free: 9.016 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0137/1.296, allocations: 6.402 MB / 1.253 GB, free: 2.215 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.011e-05/1.296, allocations: 8 kB / 1.253 GB, free: 2.207 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 0.03144/1.328, allocations: 10.99 MB / 1.264 GB, free: 7.117 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 5.456e-05/1.328, allocations: 19.94 kB / 1.264 GB, free: 7.098 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.749e-05/1.328, allocations: 24 kB / 1.264 GB, free: 7.074 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02099/1.349, allocations: 5.56 MB / 1.269 GB, free: 1.496 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004749/1.354, allocations: 0.9984 MB / 1.27 GB, free: 0.4961 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04812/1.402, allocations: 28.16 MB / 1.298 GB, free: 3.867 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005455/1.407, allocations: 0.5809 MB / 1.298 GB, free: 3.285 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009464/1.408, allocations: 151.9 kB / 1.298 GB, free: 3.137 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0102/1.419, allocations: 3.98 MB / 1.302 GB, free: 15.14 MB / 1.045 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007603/1.426, allocations: 3.536 MB / 1.306 GB, free: 11.23 MB / 1.045 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09233/1.519, allocations: 24.62 MB / 1.33 GB, free: 2.105 MB / 1.061 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.223e-05/1.519, allocations: 11.98 kB / 1.33 GB, free: 2.094 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 0.02876/1.547, allocations: 10.53 MB / 1.34 GB, free: 7.418 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 4.265e-05/1.547, allocations: 17.72 kB / 1.34 GB, free: 7.402 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.503e-05/1.547, allocations: 28 kB / 1.34 GB, free: 7.375 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01567/1.563, allocations: 4.326 MB / 1.344 GB, free: 3.031 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005181/1.568, allocations: 1.037 MB / 1.345 GB, free: 1.992 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03918/1.608, allocations: 27.15 MB / 1.372 GB, free: 6.113 MB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004822/1.612, allocations: 0.5575 MB / 1.372 GB, free: 5.555 MB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006909/1.613, allocations: 147.9 kB / 1.372 GB, free: 5.41 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 0.00134/1.614, allocations: 405 kB / 1.373 GB, free: 5.012 MB / 1.107 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008943/1.615, allocations: 197.7 kB / 1.373 GB, free: 4.816 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 0.02735/1.643, allocations: 10.17 MB / 1.383 GB, free: 10.57 MB / 1.123 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.387e-05/1.643, allocations: 15.89 kB / 1.383 GB, free: 10.55 MB / 1.123 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.386e-06/1.643, allocations: 4 kB / 1.383 GB, free: 10.55 MB / 1.123 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001845/1.645, allocations: 0.7253 MB / 1.384 GB, free: 9.805 MB / 1.123 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007824/1.646, allocations: 48 kB / 1.384 GB, free: 9.758 MB / 1.123 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004036/1.65, allocations: 0.507 MB / 1.384 GB, free: 9.25 MB / 1.123 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008196/1.65, allocations: 289.4 kB / 1.384 GB, free: 8.969 MB / 1.123 GB Notification: Performance of postOpt createDAEmodeBDAE (simulation): time 0.02533/1.676, allocations: 9.422 MB / 1.394 GB, free: 15.52 MB / 1.139 GB Notification: Performance of postOpt symbolicJacobianDAE (simulation): time 0.01888/1.695, allocations: 8.886 MB / 1.402 GB, free: 6.551 MB / 1.139 GB Notification: Performance of postOpt setEvaluationStage (simulation): time 0.005673/1.7, allocations: 2.666 MB / 1.405 GB, free: 3.887 MB / 1.139 GB Notification: Performance of sorting global known variables: time 0.002036/1.702, allocations: 1.005 MB / 1.406 GB, free: 2.879 MB / 1.139 GB Notification: Performance of Backend: time 4.2e-07/1.702, allocations: 0 / 1.406 GB, free: 2.879 MB / 1.139 GB Notification: Performance of simCode: created initialization part: time 0.0274/1.73, allocations: 10.55 MB / 1.416 GB, free: 8.242 MB / 1.154 GB Notification: Performance of SimCode: time 0.01374/1.744, allocations: 7.278 MB / 1.423 GB, free: 0.9102 MB / 1.154 GB Notification: Performance of Templates: time 0.1494/1.893, allocations: 95.68 MB / 1.517 GB, free: 1.395 MB / 1.248 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)