Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_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 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.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_9_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_9_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 0.001727/0.001727, allocations: 107 kB / 15.99 MB, free: 6.352 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001984/0.001985, allocations: 189.2 kB / 16.91 MB, free: 6.184 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.353/1.353, allocations: 222.9 MB / 240.6 MB, free: 15.37 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 2.261/2.261, allocations: 390.3 MB / 0.665 GB, free: 0.8242 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001302/0.001302, allocations: 60.73 kB / 0.8127 GB, free: 33.31 MB / 0.6231 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2835/0.2848, allocations: 140.4 MB / 0.9498 GB, free: 9.148 MB / 0.7325 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02139/0.3062, allocations: 18.15 MB / 0.9675 GB, free: 6.93 MB / 0.7481 GB Notification: Performance of NFInst.instExpressions: time 0.01196/0.3182, allocations: 6.785 MB / 0.9742 GB, free: 128 kB / 0.7481 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001857/0.3201, allocations: 47.81 kB / 0.9742 GB, free: 80 kB / 0.7481 GB Notification: Performance of NFTyping.typeComponents: time 0.004085/0.3242, allocations: 1.349 MB / 0.9755 GB, free: 14.73 MB / 0.7637 GB Notification: Performance of NFTyping.typeBindings: time 0.004624/0.3289, allocations: 1.331 MB / 0.9768 GB, free: 13.39 MB / 0.7637 GB Notification: Performance of NFTyping.typeClassSections: time 0.003348/0.3323, allocations: 1.162 MB / 0.9779 GB, free: 12.23 MB / 0.7637 GB Notification: Performance of NFFlatten.flatten: time 0.005979/0.3383, allocations: 5.488 MB / 0.9833 GB, free: 6.723 MB / 0.7637 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01167/0.3499, allocations: 8.526 MB / 0.9916 GB, free: 14.1 MB / 0.7794 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003527/0.3535, allocations: 2.392 MB / 0.994 GB, free: 11.7 MB / 0.7794 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004556/0.3581, allocations: 3.132 MB / 0.997 GB, free: 8.559 MB / 0.7794 GB Notification: Performance of NFPackage.collectConstants: time 0.001518/0.3596, allocations: 0.5195 MB / 0.9975 GB, free: 8.039 MB / 0.7794 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003302/0.3629, allocations: 1.26 MB / 0.9988 GB, free: 6.777 MB / 0.7794 GB Notification: Performance of NFScalarize.scalarize: time 0.003426/0.3664, allocations: 2.25 MB / 1.001 GB, free: 4.523 MB / 0.7794 GB Notification: Performance of NFVerifyModel.verify: time 0.004351/0.3707, allocations: 2.19 MB / 1.003 GB, free: 2.324 MB / 0.7794 GB Notification: Performance of NFConvertDAE.convert: time 0.007089/0.3778, allocations: 6.649 MB / 1.01 GB, free: 11.66 MB / 0.795 GB Notification: Performance of FrontEnd - DAE generated: time 9.558e-06/0.3779, allocations: 8 kB / 1.01 GB, free: 11.65 MB / 0.795 GB Notification: Performance of FrontEnd: time 1.974e-06/0.3779, allocations: 0 / 1.01 GB, free: 11.65 MB / 0.795 GB Notification: Performance of Transformations before backend: time 0.0002745/0.3782, allocations: 0 / 1.01 GB, free: 11.65 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: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.01411/0.3923, allocations: 3.831 MB / 1.013 GB, free: 7.762 MB / 0.795 GB Notification: Performance of prepare preOptimizeDAE: time 5.06e-05/0.3923, allocations: 11.97 kB / 1.013 GB, free: 7.75 MB / 0.795 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01424/0.4066, allocations: 2.415 MB / 1.016 GB, free: 5.328 MB / 0.795 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005444/0.4121, allocations: 2.171 MB / 1.018 GB, free: 3.113 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002962/0.4124, allocations: 271.5 kB / 1.018 GB, free: 2.848 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001712/0.4141, allocations: 347.9 kB / 1.018 GB, free: 2.508 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01923/0.4334, allocations: 7.168 MB / 1.025 GB, free: 11.24 MB / 0.8106 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001541/0.4336, allocations: 4 kB / 1.025 GB, free: 11.24 MB / 0.8106 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001301/0.4349, allocations: 140 kB / 1.026 GB, free: 11.1 MB / 0.8106 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005409/0.4355, allocations: 342.1 kB / 1.026 GB, free: 10.77 MB / 0.8106 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01793/0.4534, allocations: 7.047 MB / 1.033 GB, free: 3.703 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 0.03846/0.4919, allocations: 26.74 MB / 1.059 GB, free: 6.77 MB / 0.8419 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008962/0.5009, allocations: 4.98 MB / 1.064 GB, free: 1.477 MB / 0.8419 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006193/0.5071, allocations: 2.608 MB / 1.066 GB, free: 14.86 MB / 0.8575 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003552/0.5075, allocations: 131 kB / 1.066 GB, free: 14.71 MB / 0.8575 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.847e-05/0.5076, allocations: 64.5 kB / 1.066 GB, free: 14.64 MB / 0.8575 GB Notification: Performance of pre-optimization done (n=208): time 5.04e-06/0.5076, allocations: 0 / 1.066 GB, free: 14.64 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 0.6692/1.177, allocations: 30.94 MB / 1.097 GB, free: 120 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.612e-05/1.177, allocations: 243.8 kB / 1.097 GB, free: 119.7 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002246/1.179, allocations: 1.469 MB / 1.098 GB, free: 119.2 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0004691/1.18, allocations: 70.14 kB / 1.098 GB, free: 119.1 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.000794/1.18, allocations: 1.492 MB / 1.1 GB, free: 118 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008396/1.181, allocations: 0.9235 MB / 1.101 GB, free: 117.2 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001168/1.182, allocations: 0.6327 MB / 1.101 GB, free: 117 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 4.546e-05/1.183, allocations: 307 kB / 1.102 GB, free: 116.7 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005895/1.188, allocations: 2.689 MB / 1.104 GB, free: 115.8 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006329/1.195, allocations: 3.572 MB / 1.108 GB, free: 113.9 MB / 0.8575 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0118/1.207, allocations: 6.399 MB / 1.114 GB, free: 110.9 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.493e-05/1.207, allocations: 7.406 kB / 1.114 GB, free: 110.9 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 0.02968/1.236, allocations: 11.03 MB / 1.125 GB, free: 106.1 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 4.683e-05/1.236, allocations: 15.44 kB / 1.125 GB, free: 106.1 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.059e-05/1.236, allocations: 27.22 kB / 1.125 GB, free: 106.1 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01862/1.255, allocations: 5.561 MB / 1.13 GB, free: 103.5 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004169/1.259, allocations: 0.9897 MB / 1.131 GB, free: 103.1 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0359/1.295, allocations: 28.19 MB / 1.159 GB, free: 78.4 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005097/1.3, allocations: 0.5731 MB / 1.159 GB, free: 77.82 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000838/1.301, allocations: 151.9 kB / 1.16 GB, free: 77.68 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007671/1.309, allocations: 3.98 MB / 1.163 GB, free: 73.69 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005688/1.315, allocations: 3.524 MB / 1.167 GB, free: 69.79 MB / 0.8575 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08178/1.396, allocations: 24.66 MB / 1.191 GB, free: 44.64 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.986e-05/1.396, allocations: 8 kB / 1.191 GB, free: 44.63 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 0.02492/1.421, allocations: 10.52 MB / 1.201 GB, free: 33.97 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 4.157e-05/1.421, allocations: 23.94 kB / 1.201 GB, free: 33.95 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.106e-05/1.422, allocations: 24 kB / 1.201 GB, free: 33.92 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01441/1.436, allocations: 4.35 MB / 1.206 GB, free: 29.56 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004479/1.44, allocations: 1.037 MB / 1.207 GB, free: 28.52 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0307/1.471, allocations: 27.12 MB / 1.233 GB, free: 0.7031 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004784/1.476, allocations: 0.5575 MB / 1.234 GB, free: 148 kB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007503/1.477, allocations: 156 kB / 1.234 GB, free: 15.99 MB / 0.8731 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 0.001559/1.478, allocations: 404.7 kB / 1.234 GB, free: 15.6 MB / 0.8731 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001035/1.479, allocations: 205.5 kB / 1.234 GB, free: 15.39 MB / 0.8731 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 0.02819/1.508, allocations: 10.18 MB / 1.244 GB, free: 5.141 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.895e-05/1.508, allocations: 28.98 kB / 1.244 GB, free: 5.113 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.062e-05/1.508, allocations: 12 kB / 1.244 GB, free: 5.102 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.666e-05/1.508, allocations: 15.95 kB / 1.244 GB, free: 5.086 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 0.03868/1.546, allocations: 16.29 MB / 1.26 GB, free: 4.609 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.22e-05/1.547, allocations: 8 kB / 1.26 GB, free: 4.602 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003605/1.55, allocations: 0.7301 MB / 1.261 GB, free: 3.871 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01963/1.57, allocations: 5.196 MB / 1.266 GB, free: 14.66 MB / 0.9044 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006589/1.57, allocations: 76.83 kB / 1.266 GB, free: 14.59 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04201/1.613, allocations: 27.27 MB / 1.293 GB, free: 2.836 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.507e-05/1.613, allocations: 12.03 kB / 1.293 GB, free: 2.824 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 0.02687/1.639, allocations: 10.1 MB / 1.303 GB, free: 8.473 MB / 0.9356 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002082/1.642, allocations: 0.7249 MB / 1.303 GB, free: 7.727 MB / 0.9356 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001/1.643, allocations: 55.98 kB / 1.303 GB, free: 7.672 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004042/1.647, allocations: 0.5031 MB / 1.304 GB, free: 7.168 MB / 0.9356 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009733/1.648, allocations: 226.4 kB / 1.304 GB, free: 6.945 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000423/1.648, allocations: 91.95 kB / 1.304 GB, free: 6.855 MB / 0.9356 GB Notification: Performance of sorting global known variables: time 0.001882/1.65, allocations: 1.005 MB / 1.305 GB, free: 5.848 MB / 0.9356 GB Notification: Performance of sort global known variables: time 4.21e-07/1.65, allocations: 0 / 1.305 GB, free: 5.848 MB / 0.9356 GB Notification: Performance of remove unused functions: time 0.008316/1.658, allocations: 1.855 MB / 1.307 GB, free: 3.992 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 0.0006756/1.659, allocations: 174.9 kB / 1.307 GB, free: 3.812 MB / 0.9356 GB Notification: Performance of simCode: created initialization part: time 0.03513/1.694, allocations: 14.39 MB / 1.321 GB, free: 5.34 MB / 0.9512 GB Notification: Performance of simCode: created event and clocks part: time 1.335e-05/1.694, allocations: 0 / 1.321 GB, free: 5.34 MB / 0.9512 GB Notification: Performance of simCode: created simulation system equations: time 0.01147/1.706, allocations: 4.431 MB / 1.325 GB, free: 0.875 MB / 0.9512 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004099/1.71, allocations: 294.3 kB / 1.326 GB, free: 0.5938 MB / 0.9512 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03365/1.743, allocations: 11.69 MB / 1.337 GB, free: 4.785 MB / 0.9669 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004886/1.748, allocations: 2.92 MB / 1.34 GB, free: 1.828 MB / 0.9669 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001386/1.75, allocations: 211.3 kB / 1.34 GB, free: 1.621 MB / 0.9669 GB Notification: Performance of SimCode: time 1.373e-06/1.75, allocations: 4 kB / 1.34 GB, free: 1.617 MB / 0.9669 GB Notification: Performance of Templates: time 0.1392/1.889, allocations: 107.8 MB / 1.445 GB, free: 5.824 MB / 1.076 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)