Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_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 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.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_9_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_9_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 0.001189/0.001189, allocations: 105.4 kB / 15.99 MB, free: 6.348 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001241/0.001241, allocations: 198.9 kB / 16.91 MB, free: 6.188 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.405/1.405, allocations: 222.9 MB / 240.6 MB, free: 15.42 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 2.313/2.313, allocations: 390.3 MB / 0.665 GB, free: 0.8828 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001587/0.001588, allocations: 65.41 kB / 0.8127 GB, free: 33.35 MB / 0.6231 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2966/0.2982, allocations: 140.4 MB / 0.9498 GB, free: 9.242 MB / 0.7325 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.0318/0.3301, allocations: 18.08 MB / 0.9675 GB, free: 7.098 MB / 0.7481 GB Notification: Performance of NFInst.instExpressions: time 0.01692/0.3471, allocations: 6.747 MB / 0.974 GB, free: 340 kB / 0.7481 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002294/0.3494, allocations: 47.81 kB / 0.9741 GB, free: 292 kB / 0.7481 GB Notification: Performance of NFTyping.typeComponents: time 0.005477/0.3549, allocations: 1.366 MB / 0.9754 GB, free: 14.92 MB / 0.7637 GB Notification: Performance of NFTyping.typeBindings: time 0.005417/0.3604, allocations: 1.32 MB / 0.9767 GB, free: 13.59 MB / 0.7637 GB Notification: Performance of NFTyping.typeClassSections: time 0.004368/0.3648, allocations: 1.153 MB / 0.9778 GB, free: 12.44 MB / 0.7637 GB Notification: Performance of NFFlatten.flatten: time 0.007191/0.372, allocations: 5.461 MB / 0.9832 GB, free: 6.965 MB / 0.7637 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0137/0.3857, allocations: 8.475 MB / 0.9914 GB, free: 14.39 MB / 0.7794 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004132/0.3899, allocations: 2.38 MB / 0.9938 GB, free: 12 MB / 0.7794 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00515/0.3951, allocations: 3.128 MB / 0.9968 GB, free: 8.867 MB / 0.7794 GB Notification: Performance of NFPackage.collectConstants: time 0.001783/0.3969, allocations: 0.5117 MB / 0.9973 GB, free: 8.355 MB / 0.7794 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003599/0.4005, allocations: 1.248 MB / 0.9985 GB, free: 7.105 MB / 0.7794 GB Notification: Performance of NFScalarize.scalarize: time 0.003694/0.4043, allocations: 2.242 MB / 1.001 GB, free: 4.859 MB / 0.7794 GB Notification: Performance of NFVerifyModel.verify: time 0.00482/0.4091, allocations: 2.167 MB / 1.003 GB, free: 2.684 MB / 0.7794 GB Notification: Performance of NFConvertDAE.convert: time 0.008018/0.4172, allocations: 6.614 MB / 1.009 GB, free: 12.05 MB / 0.795 GB Notification: Performance of FrontEnd - DAE generated: time 7.033e-06/0.4172, allocations: 4 kB / 1.009 GB, free: 12.05 MB / 0.795 GB Notification: Performance of FrontEnd: time 1.874e-06/0.4172, allocations: 0 / 1.009 GB, free: 12.05 MB / 0.795 GB Notification: Performance of Transformations before backend: time 0.0002445/0.4175, allocations: 0 / 1.009 GB, free: 12.05 MB / 0.795 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 0.01179/0.4293, allocations: 3.784 MB / 1.013 GB, free: 8.207 MB / 0.795 GB Notification: Performance of prepare preOptimizeDAE: time 4.767e-05/0.4293, allocations: 8.031 kB / 1.013 GB, free: 8.199 MB / 0.795 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01404/0.4434, allocations: 2.407 MB / 1.015 GB, free: 5.785 MB / 0.795 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005273/0.4487, allocations: 2.155 MB / 1.017 GB, free: 3.586 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002946/0.449, allocations: 267.4 kB / 1.018 GB, free: 3.324 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001807/0.4509, allocations: 347.9 kB / 1.018 GB, free: 2.984 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01967/0.4705, allocations: 7.126 MB / 1.025 GB, free: 11.76 MB / 0.8106 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001144/0.4707, allocations: 7.938 kB / 1.025 GB, free: 11.75 MB / 0.8106 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008526/0.4716, allocations: 148 kB / 1.025 GB, free: 11.61 MB / 0.8106 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004864/0.472, allocations: 338 kB / 1.025 GB, free: 11.27 MB / 0.8106 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01783/0.4899, allocations: 7.028 MB / 1.032 GB, free: 4.23 MB / 0.8106 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 0.04033/0.5303, allocations: 26.62 MB / 1.058 GB, free: 7.43 MB / 0.8419 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008829/0.5391, allocations: 4.984 MB / 1.063 GB, free: 2.133 MB / 0.8419 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006024/0.5452, allocations: 2.604 MB / 1.066 GB, free: 15.52 MB / 0.8575 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000348/0.5456, allocations: 131 kB / 1.066 GB, free: 15.37 MB / 0.8575 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.779e-05/0.5456, allocations: 68.48 kB / 1.066 GB, free: 15.29 MB / 0.8575 GB Notification: Performance of pre-optimization done (n=208): time 3.707e-06/0.5456, allocations: 0 / 1.066 GB, free: 15.29 MB / 0.8575 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 0.5638/1.109, allocations: 30.88 MB / 1.096 GB, free: 120.3 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.032e-05/1.11, allocations: 243.3 kB / 1.096 GB, free: 120 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002331/1.112, allocations: 1.426 MB / 1.098 GB, free: 119.5 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0005206/1.112, allocations: 70.86 kB / 1.098 GB, free: 119.4 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008465/1.113, allocations: 1.487 MB / 1.099 GB, free: 118.3 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.000975/1.114, allocations: 0.9306 MB / 1.1 GB, free: 117.6 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001156/1.115, allocations: 0.634 MB / 1.101 GB, free: 117.3 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 4.033e-05/1.116, allocations: 305.9 kB / 1.101 GB, free: 117 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006021/1.122, allocations: 2.691 MB / 1.104 GB, free: 116.2 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00692/1.129, allocations: 3.57 MB / 1.107 GB, free: 114.3 MB / 0.8575 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01187/1.14, allocations: 6.408 MB / 1.113 GB, free: 111.2 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.073e-05/1.141, allocations: 6.656 kB / 1.113 GB, free: 111.2 MB / 0.8575 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 0.02913/1.17, allocations: 11.02 MB / 1.124 GB, free: 106.6 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 4.883e-05/1.17, allocations: 16.5 kB / 1.124 GB, free: 106.6 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.625e-05/1.17, allocations: 26.12 kB / 1.124 GB, free: 106.6 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01981/1.19, allocations: 5.564 MB / 1.13 GB, free: 104 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004011/1.194, allocations: 0.9958 MB / 1.131 GB, free: 103.6 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03642/1.23, allocations: 28.19 MB / 1.158 GB, free: 79.27 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004632/1.235, allocations: 0.5653 MB / 1.159 GB, free: 78.7 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006862/1.235, allocations: 155.9 kB / 1.159 GB, free: 78.55 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007438/1.243, allocations: 3.98 MB / 1.163 GB, free: 74.56 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005668/1.249, allocations: 3.532 MB / 1.166 GB, free: 70.65 MB / 0.8575 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08248/1.331, allocations: 24.68 MB / 1.19 GB, free: 45.49 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.413e-05/1.331, allocations: 8 kB / 1.19 GB, free: 45.48 MB / 0.8575 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 0.0244/1.356, allocations: 10.52 MB / 1.201 GB, free: 34.82 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 3.741e-05/1.356, allocations: 20.5 kB / 1.201 GB, free: 34.8 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.818e-05/1.356, allocations: 32 kB / 1.201 GB, free: 34.77 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01466/1.37, allocations: 4.34 MB / 1.205 GB, free: 30.41 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00445/1.375, allocations: 1.047 MB / 1.206 GB, free: 29.37 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02964/1.405, allocations: 27.11 MB / 1.232 GB, free: 1.566 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004689/1.409, allocations: 0.5537 MB / 1.233 GB, free: 1.012 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006473/1.41, allocations: 159.7 kB / 1.233 GB, free: 0.8594 MB / 0.8575 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 0.001338/1.411, allocations: 397.7 kB / 1.233 GB, free: 476 kB / 0.8575 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008825/1.412, allocations: 193.8 kB / 1.234 GB, free: 280 kB / 0.8575 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 0.0277/1.44, allocations: 10.17 MB / 1.244 GB, free: 6.027 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.068e-05/1.44, allocations: 28 kB / 1.244 GB, free: 6 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.705e-05/1.44, allocations: 12 kB / 1.244 GB, free: 5.988 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.848e-05/1.44, allocations: 15.95 kB / 1.244 GB, free: 5.973 MB / 0.8731 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 0.03887/1.479, allocations: 16.29 MB / 1.26 GB, free: 5.512 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.137e-05/1.479, allocations: 4 kB / 1.26 GB, free: 5.508 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003454/1.482, allocations: 0.7372 MB / 1.26 GB, free: 4.77 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01958/1.502, allocations: 5.2 MB / 1.265 GB, free: 15.56 MB / 0.9044 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006323/1.503, allocations: 75.95 kB / 1.265 GB, free: 15.48 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04173/1.545, allocations: 27.27 MB / 1.292 GB, free: 3.734 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.254e-05/1.545, allocations: 16.03 kB / 1.292 GB, free: 3.719 MB / 0.92 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 0.02685/1.571, allocations: 10.09 MB / 1.302 GB, free: 9.383 MB / 0.9356 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001936/1.573, allocations: 0.721 MB / 1.303 GB, free: 8.641 MB / 0.9356 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000836/1.574, allocations: 56 kB / 1.303 GB, free: 8.586 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004008/1.578, allocations: 0.507 MB / 1.303 GB, free: 8.078 MB / 0.9356 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000965/1.579, allocations: 230.3 kB / 1.303 GB, free: 7.852 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004069/1.58, allocations: 91.95 kB / 1.303 GB, free: 7.762 MB / 0.9356 GB Notification: Performance of sorting global known variables: time 0.00174/1.581, allocations: 0.9684 MB / 1.304 GB, free: 6.789 MB / 0.9356 GB Notification: Performance of sort global known variables: time 2.11e-07/1.581, allocations: 3.062 kB / 1.304 GB, free: 6.789 MB / 0.9356 GB Notification: Performance of remove unused functions: time 0.007573/1.589, allocations: 1.852 MB / 1.306 GB, free: 4.938 MB / 0.9356 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 0.0005974/1.59, allocations: 178.9 kB / 1.306 GB, free: 4.754 MB / 0.9356 GB Notification: Performance of simCode: created initialization part: time 0.0332/1.623, allocations: 14.39 MB / 1.32 GB, free: 6.285 MB / 0.9512 GB Notification: Performance of simCode: created event and clocks part: time 1.292e-05/1.623, allocations: 0.5 kB / 1.32 GB, free: 6.285 MB / 0.9512 GB Notification: Performance of simCode: created simulation system equations: time 0.0108/1.634, allocations: 4.433 MB / 1.325 GB, free: 1.816 MB / 0.9512 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002741/1.636, allocations: 270.1 kB / 1.325 GB, free: 1.555 MB / 0.9512 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02342/1.66, allocations: 11.13 MB / 1.336 GB, free: 6.312 MB / 0.9669 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003776/1.664, allocations: 2.909 MB / 1.339 GB, free: 3.371 MB / 0.9669 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001202/1.665, allocations: 211.3 kB / 1.339 GB, free: 3.164 MB / 0.9669 GB Notification: Performance of SimCode: time 1.082e-06/1.665, allocations: 0 / 1.339 GB, free: 3.164 MB / 0.9669 GB Notification: Performance of Templates: time 0.1152/1.78, allocations: 107 MB / 1.443 GB, free: 8.168 MB / 1.076 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)