Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_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 11.1.0-maint.11.x/package.mo", uses=false) Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.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_11_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_11_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 0.00132/0.00132, allocations: 103.4 kB / 15.33 MB, free: 0.5078 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001312/0.001312, allocations: 193.7 kB / 16.25 MB, free: 6.621 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.389/1.389, allocations: 222.9 MB / 239.9 MB, free: 4.527 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.834/2.834, allocations: 469.8 MB / 0.742 GB, free: 7.617 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.001875/0.001875, allocations: 68.17 kB / 0.9081 GB, free: 34.46 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3038/0.3057, allocations: 159.2 MB / 1.064 GB, free: 14.61 MB / 0.8262 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02484/0.3306, allocations: 18.15 MB / 1.081 GB, free: 12.39 MB / 0.8419 GB Notification: Performance of NFInst.instExpressions: time 0.01198/0.3426, allocations: 6.773 MB / 1.088 GB, free: 5.605 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001597/0.3443, allocations: 47.81 kB / 1.088 GB, free: 5.559 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.004038/0.3483, allocations: 1.357 MB / 1.089 GB, free: 4.199 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.004858/0.3532, allocations: 1.324 MB / 1.091 GB, free: 2.871 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.003834/0.357, allocations: 1.168 MB / 1.092 GB, free: 1.703 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.007028/0.3641, allocations: 5.492 MB / 1.097 GB, free: 12.2 MB / 0.8575 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01305/0.3772, allocations: 8.517 MB / 1.105 GB, free: 3.578 MB / 0.8575 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0038/0.381, allocations: 2.384 MB / 1.108 GB, free: 1.188 MB / 0.8575 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004926/0.3859, allocations: 3.136 MB / 1.111 GB, free: 14.04 MB / 0.8731 GB Notification: Performance of NFPackage.collectConstants: time 0.001442/0.3874, allocations: 0.5156 MB / 1.111 GB, free: 13.53 MB / 0.8731 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003239/0.3906, allocations: 1.272 MB / 1.112 GB, free: 12.25 MB / 0.8731 GB Notification: Performance of NFScalarize.scalarize: time 0.003421/0.3941, allocations: 2.254 MB / 1.115 GB, free: 9.996 MB / 0.8731 GB Notification: Performance of NFVerifyModel.verify: time 0.003535/0.3976, allocations: 2.183 MB / 1.117 GB, free: 7.805 MB / 0.8731 GB Notification: Performance of NFConvertDAE.convert: time 0.008648/0.4063, allocations: 7.791 MB / 1.124 GB, free: 15.99 MB / 0.8887 GB Notification: Performance of FrontEnd - DAE generated: time 4.719e-06/0.4063, allocations: 4 kB / 1.124 GB, free: 15.98 MB / 0.8887 GB Notification: Performance of FrontEnd: time 1.934e-06/0.4063, allocations: 0 / 1.124 GB, free: 15.98 MB / 0.8887 GB Notification: Performance of Transformations before backend: time 0.0001678/0.4065, allocations: 0 / 1.124 GB, free: 15.98 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 0.008788/0.4153, allocations: 3.827 MB / 1.128 GB, free: 12.1 MB / 0.8887 GB Notification: Performance of prepare preOptimizeDAE: time 4.283e-05/0.4154, allocations: 8.031 kB / 1.128 GB, free: 12.09 MB / 0.8887 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01332/0.4287, allocations: 2.411 MB / 1.131 GB, free: 9.676 MB / 0.8887 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005241/0.434, allocations: 2.171 MB / 1.133 GB, free: 7.461 MB / 0.8887 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002622/0.4343, allocations: 267.5 kB / 1.133 GB, free: 7.199 MB / 0.8887 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001102/0.4354, allocations: 351.9 kB / 1.133 GB, free: 6.855 MB / 0.8887 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01717/0.4526, allocations: 7.163 MB / 1.14 GB, free: 15.59 MB / 0.9044 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001128/0.4527, allocations: 3.938 kB / 1.14 GB, free: 15.59 MB / 0.9044 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0009629/0.4537, allocations: 152 kB / 1.14 GB, free: 15.44 MB / 0.9044 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000526/0.4542, allocations: 334.1 kB / 1.141 GB, free: 15.11 MB / 0.9044 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01763/0.4719, allocations: 7.044 MB / 1.148 GB, free: 8.055 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 0.03948/0.5114, allocations: 26.75 MB / 1.174 GB, free: 11.12 MB / 0.9356 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009166/0.5206, allocations: 4.984 MB / 1.179 GB, free: 5.828 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00626/0.5269, allocations: 2.608 MB / 1.181 GB, free: 3.207 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003258/0.5272, allocations: 127 kB / 1.181 GB, free: 3.066 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.855e-05/0.5273, allocations: 64.5 kB / 1.181 GB, free: 2.992 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=208): time 4.328e-06/0.5273, allocations: 0 / 1.181 GB, free: 2.992 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 0.1112/0.6385, allocations: 30.94 MB / 1.211 GB, free: 3.957 MB / 0.9669 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000211/0.6388, allocations: 239.6 kB / 1.212 GB, free: 3.676 MB / 0.9669 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002816/0.6416, allocations: 1.469 MB / 1.213 GB, free: 2.199 MB / 0.9669 GB Notification: Performance of collectPreVariables (initialization): time 0.0005315/0.6422, allocations: 73.7 kB / 1.213 GB, free: 2.121 MB / 0.9669 GB Notification: Performance of collectInitialEqns (initialization): time 0.001276/0.6435, allocations: 1.493 MB / 1.215 GB, free: 0.6055 MB / 0.9669 GB Notification: Performance of collectInitialBindings (initialization): time 0.001367/0.6448, allocations: 0.9244 MB / 1.216 GB, free: 15.66 MB / 0.9825 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001723/0.6466, allocations: 0.6357 MB / 1.216 GB, free: 15.02 MB / 0.9825 GB Notification: Performance of setup shared object (initialization): time 0.0001449/0.6467, allocations: 313.1 kB / 1.217 GB, free: 14.71 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006347/0.6531, allocations: 2.69 MB / 1.219 GB, free: 12.01 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00713/0.6602, allocations: 3.571 MB / 1.223 GB, free: 8.062 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01334/0.6736, allocations: 6.395 MB / 1.229 GB, free: 1.27 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.062e-05/0.6736, allocations: 8 kB / 1.229 GB, free: 1.262 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 0.03017/0.7038, allocations: 11.02 MB / 1.24 GB, free: 6.133 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 4.974e-05/0.7039, allocations: 16 kB / 1.24 GB, free: 6.117 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.193e-05/0.704, allocations: 28 kB / 1.24 GB, free: 6.09 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02129/0.7253, allocations: 5.564 MB / 1.245 GB, free: 0.5078 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.5/1.225, allocations: 0.9891 MB / 1.246 GB, free: 167.5 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04165/1.267, allocations: 28.19 MB / 1.274 GB, free: 156.8 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004472/1.271, allocations: 0.5735 MB / 1.274 GB, free: 156.8 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004594/1.272, allocations: 154.3 kB / 1.274 GB, free: 156.7 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007479/1.279, allocations: 3.982 MB / 1.278 GB, free: 155.4 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005744/1.285, allocations: 3.528 MB / 1.282 GB, free: 153.5 MB / 0.9981 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08146/1.367, allocations: 24.67 MB / 1.306 GB, free: 144.1 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.953e-05/1.367, allocations: 7.969 kB / 1.306 GB, free: 144.1 MB / 0.9981 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 0.02172/1.388, allocations: 10.53 MB / 1.316 GB, free: 135 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 3.603e-05/1.389, allocations: 16 kB / 1.316 GB, free: 134.9 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.836e-05/1.389, allocations: 24 kB / 1.316 GB, free: 134.9 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01398/1.403, allocations: 4.339 MB / 1.32 GB, free: 130.6 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004275/1.407, allocations: 1.037 MB / 1.321 GB, free: 129.5 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02761/1.435, allocations: 27.13 MB / 1.348 GB, free: 101.8 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004338/1.439, allocations: 0.5575 MB / 1.348 GB, free: 101.2 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000377/1.439, allocations: 155.9 kB / 1.349 GB, free: 101 MB / 0.9981 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.i1[2] - line2.i3[2] 0.0 = (-line2.i2[1]) - line2.i1[1] - line2.i3[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 0.0009222/1.44, allocations: 394.7 kB / 1.349 GB, free: 100.7 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005102/1.441, allocations: 205.6 kB / 1.349 GB, free: 100.5 MB / 0.9981 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 0.02272/1.463, allocations: 10.16 MB / 1.359 GB, free: 90.22 MB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.135e-05/1.464, allocations: 28 kB / 1.359 GB, free: 90.2 MB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.865e-05/1.464, allocations: 16 kB / 1.359 GB, free: 90.18 MB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.17e-05/1.464, allocations: 19.94 kB / 1.359 GB, free: 90.16 MB / 0.9981 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 0.02984/1.493, allocations: 16.3 MB / 1.375 GB, free: 73.68 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.524e-05/1.494, allocations: 8 kB / 1.375 GB, free: 73.68 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003143/1.497, allocations: 0.735 MB / 1.376 GB, free: 72.94 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01691/1.514, allocations: 5.2 MB / 1.381 GB, free: 67.72 MB / 0.9981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005548/1.514, allocations: 67.95 kB / 1.381 GB, free: 67.66 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03116/1.545, allocations: 27.27 MB / 1.407 GB, free: 39.92 MB / 0.9981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.035e-06/1.545, allocations: 16.02 kB / 1.407 GB, free: 39.9 MB / 0.9981 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 0.02232/1.568, allocations: 10.1 MB / 1.417 GB, free: 29.57 MB / 0.9981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001676/1.569, allocations: 0.7245 MB / 1.418 GB, free: 28.82 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004099/1.57, allocations: 51.98 kB / 1.418 GB, free: 28.77 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00313/1.573, allocations: 0.5109 MB / 1.419 GB, free: 28.26 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007483/1.574, allocations: 226.3 kB / 1.419 GB, free: 28.04 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002044/1.574, allocations: 87.95 kB / 1.419 GB, free: 27.96 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.001196/1.575, allocations: 1.013 MB / 1.42 GB, free: 26.94 MB / 0.9981 GB Notification: Performance of sort global known variables: time 4.41e-07/1.575, allocations: 0 / 1.42 GB, free: 26.94 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.005882/1.581, allocations: 1.852 MB / 1.422 GB, free: 25.09 MB / 0.9981 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 0.0003838/1.581, allocations: 181.8 kB / 1.422 GB, free: 24.91 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.02771/1.609, allocations: 14.39 MB / 1.436 GB, free: 10.44 MB / 0.9981 GB Notification: Performance of simCode: created event and clocks part: time 1.21e-05/1.609, allocations: 4 kB / 1.436 GB, free: 10.44 MB / 0.9981 GB Notification: Performance of simCode: created simulation system equations: time 0.009188/1.618, allocations: 4.422 MB / 1.44 GB, free: 5.98 MB / 0.9981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002155/1.621, allocations: 301.3 kB / 1.441 GB, free: 5.691 MB / 0.9981 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02264/1.643, allocations: 11.13 MB / 1.451 GB, free: 10.45 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003388/1.647, allocations: 2.849 MB / 1.454 GB, free: 7.566 MB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.005408/1.652, allocations: 1.653 MB / 1.456 GB, free: 5.91 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006761/1.653, allocations: 171.3 kB / 1.456 GB, free: 5.746 MB / 1.014 GB Notification: Performance of SimCode: time 6.91e-07/1.653, allocations: 4 kB / 1.456 GB, free: 5.742 MB / 1.014 GB Notification: Performance of Templates: time 0.1283/1.781, allocations: 78.39 MB / 1.533 GB, free: 7.555 MB / 1.092 GB make -j1 -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)