Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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.BalancedStepDown.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.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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.BalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001607/0.001607, 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 0.002043/0.002043, allocations: 203 kB / 16.26 MB, free: 6.625 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.398/1.398, allocations: 222.9 MB / 239.9 MB, free: 4.551 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 2.78/2.78, allocations: 469.8 MB / 0.742 GB, free: 7.676 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.001847/0.001847, allocations: 72.83 kB / 0.9081 GB, free: 34.48 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2826/0.2844, allocations: 159.1 MB / 1.063 GB, free: 14.64 MB / 0.8262 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02311/0.3076, allocations: 18.08 MB / 1.081 GB, free: 12.49 MB / 0.8419 GB Notification: Performance of NFInst.instExpressions: time 0.01209/0.3197, allocations: 6.754 MB / 1.088 GB, free: 5.719 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001384/0.3211, allocations: 43.88 kB / 1.088 GB, free: 5.676 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.003807/0.325, allocations: 1.357 MB / 1.089 GB, free: 4.316 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.003712/0.3287, allocations: 1.316 MB / 1.09 GB, free: 2.996 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.003112/0.3318, allocations: 1.164 MB / 1.092 GB, free: 1.832 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.006697/0.3385, allocations: 5.461 MB / 1.097 GB, free: 12.36 MB / 0.8575 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01258/0.3511, allocations: 8.478 MB / 1.105 GB, free: 3.777 MB / 0.8575 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003795/0.355, allocations: 2.365 MB / 1.107 GB, free: 1.406 MB / 0.8575 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004941/0.3599, allocations: 3.128 MB / 1.111 GB, free: 14.27 MB / 0.8731 GB Notification: Performance of NFPackage.collectConstants: time 0.001283/0.3612, allocations: 0.5117 MB / 1.111 GB, free: 13.76 MB / 0.8731 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002901/0.3642, allocations: 1.256 MB / 1.112 GB, free: 12.5 MB / 0.8731 GB Notification: Performance of NFScalarize.scalarize: time 0.002775/0.3669, allocations: 2.238 MB / 1.114 GB, free: 10.26 MB / 0.8731 GB Notification: Performance of NFVerifyModel.verify: time 0.0032/0.3702, allocations: 2.175 MB / 1.117 GB, free: 8.074 MB / 0.8731 GB Notification: Performance of NFConvertDAE.convert: time 0.00879/0.379, allocations: 7.729 MB / 1.124 GB, free: 332 kB / 0.8731 GB Notification: Performance of FrontEnd - DAE generated: time 5.07e-06/0.379, allocations: 0 / 1.124 GB, free: 332 kB / 0.8731 GB Notification: Performance of FrontEnd: time 1.903e-06/0.379, allocations: 0 / 1.124 GB, free: 332 kB / 0.8731 GB Notification: Performance of Transformations before backend: time 0.0001961/0.3792, allocations: 0 / 1.124 GB, free: 332 kB / 0.8731 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.008598/0.3878, allocations: 3.795 MB / 1.128 GB, free: 12.47 MB / 0.8887 GB Notification: Performance of prepare preOptimizeDAE: time 4.296e-05/0.3879, allocations: 12.03 kB / 1.128 GB, free: 12.46 MB / 0.8887 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01264/0.4005, allocations: 2.399 MB / 1.13 GB, free: 10.05 MB / 0.8887 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004696/0.4052, allocations: 2.151 MB / 1.132 GB, free: 7.855 MB / 0.8887 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002566/0.4055, allocations: 271.4 kB / 1.133 GB, free: 7.59 MB / 0.8887 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007875/0.4063, allocations: 351.8 kB / 1.133 GB, free: 7.246 MB / 0.8887 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01376/0.4201, allocations: 7.122 MB / 1.14 GB, free: 24 kB / 0.8887 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.834e-05/0.4202, allocations: 3.938 kB / 1.14 GB, free: 20 kB / 0.8887 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004395/0.4206, allocations: 148 kB / 1.14 GB, free: 15.87 MB / 0.9044 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000487/0.4211, allocations: 334 kB / 1.14 GB, free: 15.55 MB / 0.9044 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01579/0.4369, allocations: 7.032 MB / 1.147 GB, free: 8.5 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 0.0348/0.4717, allocations: 26.61 MB / 1.173 GB, free: 11.71 MB / 0.9356 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008662/0.4804, allocations: 4.998 MB / 1.178 GB, free: 6.406 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005944/0.4864, allocations: 2.6 MB / 1.181 GB, free: 3.793 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002599/0.4867, allocations: 131 kB / 1.181 GB, free: 3.648 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.573e-05/0.4867, allocations: 56.56 kB / 1.181 GB, free: 3.582 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=208): time 3.837e-06/0.4868, allocations: 0 / 1.181 GB, free: 3.582 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 0.1082/0.595, allocations: 30.9 MB / 1.211 GB, free: 4.598 MB / 0.9669 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002209/0.5953, allocations: 243.5 kB / 1.211 GB, free: 4.312 MB / 0.9669 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002675/0.598, allocations: 1.431 MB / 1.213 GB, free: 2.871 MB / 0.9669 GB Notification: Performance of collectPreVariables (initialization): time 0.0007409/0.5987, allocations: 69.7 kB / 1.213 GB, free: 2.797 MB / 0.9669 GB Notification: Performance of collectInitialEqns (initialization): time 0.001344/0.6001, allocations: 1.489 MB / 1.214 GB, free: 1.285 MB / 0.9669 GB Notification: Performance of collectInitialBindings (initialization): time 0.001236/0.6013, allocations: 0.9203 MB / 1.215 GB, free: 360 kB / 0.9669 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001208/0.6025, allocations: 0.6319 MB / 1.216 GB, free: 15.71 MB / 0.9825 GB Notification: Performance of setup shared object (initialization): time 0.0001303/0.6027, allocations: 301.1 kB / 1.216 GB, free: 15.41 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006277/0.609, allocations: 2.694 MB / 1.218 GB, free: 12.71 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007227/0.6162, allocations: 3.571 MB / 1.222 GB, free: 8.762 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01316/0.6294, allocations: 6.402 MB / 1.228 GB, free: 1.961 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.863e-05/0.6295, allocations: 8 kB / 1.228 GB, free: 1.953 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 0.02972/0.6592, allocations: 11.03 MB / 1.239 GB, free: 6.812 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 4.732e-05/0.6593, allocations: 16 kB / 1.239 GB, free: 6.797 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.964e-05/0.6593, allocations: 32.55 kB / 1.239 GB, free: 6.766 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02067/0.68, allocations: 5.563 MB / 1.244 GB, free: 1.184 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00446/0.6845, allocations: 0.9867 MB / 1.245 GB, free: 200 kB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.6031/1.288, allocations: 28.19 MB / 1.273 GB, free: 156.7 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004847/1.292, allocations: 0.5704 MB / 1.274 GB, free: 156.7 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007188/1.293, allocations: 150.2 kB / 1.274 GB, free: 156.7 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008885/1.302, allocations: 3.985 MB / 1.278 GB, free: 155.3 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00632/1.308, allocations: 3.536 MB / 1.281 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 0.0812/1.39, allocations: 24.68 MB / 1.305 GB, free: 144.2 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.949e-05/1.39, allocations: 7.688 kB / 1.305 GB, free: 144.2 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 0.0227/1.412, allocations: 10.53 MB / 1.315 GB, free: 135.6 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 3.606e-05/1.412, allocations: 16 kB / 1.315 GB, free: 135.6 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.642e-05/1.413, allocations: 24.56 kB / 1.315 GB, free: 135.6 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01307/1.426, allocations: 4.347 MB / 1.32 GB, free: 131.2 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00423/1.43, allocations: 1.034 MB / 1.321 GB, free: 130.2 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02758/1.457, allocations: 27.11 MB / 1.347 GB, free: 102.4 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004202/1.462, allocations: 0.5574 MB / 1.348 GB, free: 101.9 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005348/1.462, allocations: 155.9 kB / 1.348 GB, free: 101.7 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 0.001059/1.463, allocations: 388.5 kB / 1.348 GB, free: 101.4 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000612/1.464, allocations: 201.6 kB / 1.348 GB, free: 101.2 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 0.02278/1.487, allocations: 10.16 MB / 1.358 GB, free: 90.92 MB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.002e-05/1.487, allocations: 28 kB / 1.358 GB, free: 90.89 MB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.705e-05/1.487, allocations: 12 kB / 1.358 GB, free: 90.88 MB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.904e-05/1.487, allocations: 19.94 kB / 1.358 GB, free: 90.86 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 0.02973/1.517, allocations: 16.31 MB / 1.374 GB, free: 74.39 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.188e-05/1.517, allocations: 14.28 kB / 1.374 GB, free: 74.38 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003014/1.52, allocations: 0.7333 MB / 1.375 GB, free: 73.64 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01587/1.536, allocations: 5.2 MB / 1.38 GB, free: 68.43 MB / 0.9981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004592/1.536, allocations: 75.95 kB / 1.38 GB, free: 68.35 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03045/1.567, allocations: 27.26 MB / 1.407 GB, free: 40.61 MB / 0.9981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.462e-06/1.567, allocations: 12.03 kB / 1.407 GB, free: 40.6 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 0.02112/1.588, allocations: 10.09 MB / 1.417 GB, free: 30.27 MB / 0.9981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001297/1.589, allocations: 0.7196 MB / 1.417 GB, free: 29.53 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005298/1.59, allocations: 55.94 kB / 1.417 GB, free: 29.48 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003177/1.593, allocations: 0.507 MB / 1.418 GB, free: 28.97 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007079/1.593, allocations: 234.3 kB / 1.418 GB, free: 28.74 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002372/1.594, allocations: 87.95 kB / 1.418 GB, free: 28.66 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.001171/1.595, allocations: 0.9762 MB / 1.419 GB, free: 27.68 MB / 0.9981 GB Notification: Performance of sort global known variables: time 1.41e-07/1.595, allocations: 0 / 1.419 GB, free: 27.68 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.005299/1.6, allocations: 1.841 MB / 1.421 GB, free: 25.84 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 0.0003711/1.601, allocations: 187.3 kB / 1.421 GB, free: 25.65 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.02632/1.627, allocations: 14.39 MB / 1.435 GB, free: 11.18 MB / 0.9981 GB Notification: Performance of simCode: created event and clocks part: time 1.147e-05/1.627, allocations: 0 / 1.435 GB, free: 11.18 MB / 0.9981 GB Notification: Performance of simCode: created simulation system equations: time 0.008689/1.636, allocations: 4.426 MB / 1.44 GB, free: 6.719 MB / 0.9981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002074/1.638, allocations: 273 kB / 1.44 GB, free: 6.457 MB / 0.9981 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01871/1.656, allocations: 10.57 MB / 1.45 GB, free: 11.78 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003227/1.66, allocations: 2.84 MB / 1.453 GB, free: 8.902 MB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.005131/1.665, allocations: 1.649 MB / 1.455 GB, free: 7.25 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006391/1.666, allocations: 171.3 kB / 1.455 GB, free: 7.086 MB / 1.014 GB Notification: Performance of SimCode: time 7.71e-07/1.666, allocations: 0 / 1.455 GB, free: 7.086 MB / 1.014 GB Notification: Performance of Templates: time 0.1254/1.791, allocations: 77.84 MB / 1.531 GB, free: 9.434 MB / 1.092 GB make -j1 -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)