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 0.0015/0.0015, allocations: 102.6 kB / 16.27 MB, free: 5.863 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001551/0.001551, allocations: 188.9 kB / 17.2 MB, free: 5.512 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 / 240.9 MB, free: 15.22 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 2.175/2.175, allocations: 390.3 MB / 0.6653 GB, free: 0.7188 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001278/0.001278, allocations: 72.36 kB / 0.8132 GB, free: 32.95 MB / 0.6231 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2577/0.259, allocations: 140.4 MB / 0.9503 GB, free: 8.828 MB / 0.7325 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02183/0.2809, allocations: 18.17 MB / 0.9681 GB, free: 6.578 MB / 0.7481 GB Notification: Performance of NFInst.instExpressions: time 0.01135/0.2922, allocations: 6.809 MB / 0.9747 GB, free: 15.75 MB / 0.7637 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00182/0.2941, allocations: 55.88 kB / 0.9748 GB, free: 15.7 MB / 0.7637 GB Notification: Performance of NFTyping.typeComponents: time 0.004097/0.2983, allocations: 1.462 MB / 0.9762 GB, free: 14.23 MB / 0.7637 GB Notification: Performance of NFTyping.typeBindings: time 0.00398/0.3023, allocations: 1.424 MB / 0.9776 GB, free: 12.8 MB / 0.7637 GB Notification: Performance of NFTyping.typeClassSections: time 0.003641/0.3059, allocations: 1.255 MB / 0.9788 GB, free: 11.54 MB / 0.7637 GB Notification: Performance of NFFlatten.flatten: time 0.006402/0.3123, allocations: 5.453 MB / 0.9841 GB, free: 6.074 MB / 0.7637 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009854/0.3222, allocations: 7.182 MB / 0.9911 GB, free: 14.79 MB / 0.7794 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003707/0.326, allocations: 2.345 MB / 0.9934 GB, free: 12.43 MB / 0.7794 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00473/0.3308, allocations: 2.957 MB / 0.9963 GB, free: 9.469 MB / 0.7794 GB Notification: Performance of NFPackage.collectConstants: time 0.001256/0.332, allocations: 0.5117 MB / 0.9968 GB, free: 8.957 MB / 0.7794 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002843/0.3349, allocations: 1.248 MB / 0.998 GB, free: 7.707 MB / 0.7794 GB Notification: Performance of NFScalarize.scalarize: time 0.00278/0.3377, allocations: 2.242 MB / 1 GB, free: 5.461 MB / 0.7794 GB Notification: Performance of NFVerifyModel.verify: time 0.003339/0.3411, allocations: 2.171 MB / 1.002 GB, free: 3.281 MB / 0.7794 GB Notification: Performance of NFConvertDAE.convert: time 0.008012/0.3491, allocations: 7.686 MB / 1.01 GB, free: 11.57 MB / 0.795 GB Notification: Performance of FrontEnd - DAE generated: time 8.246e-06/0.3491, allocations: 0 / 1.01 GB, free: 11.57 MB / 0.795 GB Notification: Performance of FrontEnd: time 1.994e-06/0.3491, allocations: 3.938 kB / 1.01 GB, free: 11.57 MB / 0.795 GB Notification: Performance of Transformations before backend: time 0.0001979/0.3494, allocations: 4 kB / 1.01 GB, free: 11.57 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 0.009061/0.3584, allocations: 3.776 MB / 1.014 GB, free: 7.73 MB / 0.795 GB Notification: Performance of prepare preOptimizeDAE: time 4.514e-05/0.3585, allocations: 8.031 kB / 1.014 GB, free: 7.723 MB / 0.795 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01326/0.3717, allocations: 2.403 MB / 1.016 GB, free: 5.312 MB / 0.795 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004936/0.3767, allocations: 2.147 MB / 1.018 GB, free: 3.121 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002804/0.377, allocations: 275.4 kB / 1.018 GB, free: 2.852 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001498/0.3785, allocations: 347.9 kB / 1.019 GB, free: 2.512 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01775/0.3963, allocations: 7.129 MB / 1.026 GB, free: 11.29 MB / 0.8106 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001322/0.3965, allocations: 4 kB / 1.026 GB, free: 11.28 MB / 0.8106 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001096/0.3976, allocations: 152 kB / 1.026 GB, free: 11.13 MB / 0.8106 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005164/0.3981, allocations: 334 kB / 1.026 GB, free: 10.8 MB / 0.8106 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01745/0.4156, allocations: 7.035 MB / 1.033 GB, free: 3.75 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 0.0363/0.452, allocations: 26.62 MB / 1.059 GB, free: 6.961 MB / 0.8419 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008704/0.4607, allocations: 4.996 MB / 1.064 GB, free: 1.656 MB / 0.8419 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006143/0.4669, allocations: 2.6 MB / 1.066 GB, free: 15.04 MB / 0.8575 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003233/0.4672, allocations: 127 kB / 1.066 GB, free: 14.9 MB / 0.8575 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.965e-05/0.4673, allocations: 64.5 kB / 1.066 GB, free: 14.82 MB / 0.8575 GB Notification: Performance of pre-optimization done (n=208): time 5.7e-06/0.4673, allocations: 3.938 kB / 1.066 GB, free: 14.82 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 0.611/1.078, allocations: 30.89 MB / 1.097 GB, free: 120 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001061/1.078, allocations: 236.4 kB / 1.097 GB, free: 119.7 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002622/1.081, allocations: 1.429 MB / 1.098 GB, free: 119.2 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0006043/1.082, allocations: 72.45 kB / 1.098 GB, free: 119.1 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009188/1.083, allocations: 1.484 MB / 1.1 GB, free: 118 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.001086/1.084, allocations: 0.9183 MB / 1.101 GB, free: 117.3 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001241/1.085, allocations: 0.6337 MB / 1.101 GB, free: 117 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 6.286e-05/1.085, allocations: 307 kB / 1.102 GB, free: 116.7 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006481/1.092, allocations: 2.694 MB / 1.104 GB, free: 115.9 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007842/1.099, allocations: 3.571 MB / 1.108 GB, free: 114 MB / 0.8575 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01265/1.112, allocations: 6.407 MB / 1.114 GB, free: 110.9 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.234e-05/1.112, allocations: 7.25 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 0.02936/1.142, allocations: 11.02 MB / 1.125 GB, free: 106.2 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 4.605e-05/1.142, allocations: 18.59 kB / 1.125 GB, free: 106.2 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.368e-05/1.142, allocations: 26.25 kB / 1.125 GB, free: 106.2 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01895/1.161, allocations: 5.578 MB / 1.13 GB, free: 103.5 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004286/1.165, allocations: 0.9866 MB / 1.131 GB, free: 103.2 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0351/1.2, allocations: 28.18 MB / 1.159 GB, free: 78.67 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004608/1.205, allocations: 0.5692 MB / 1.159 GB, free: 78.1 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003636/1.205, allocations: 155.9 kB / 1.159 GB, free: 77.95 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006846/1.212, allocations: 3.98 MB / 1.163 GB, free: 73.96 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005597/1.218, allocations: 3.532 MB / 1.167 GB, free: 70.04 MB / 0.8575 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08167/1.299, allocations: 24.68 MB / 1.191 GB, free: 44.88 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.048e-05/1.299, allocations: 8 kB / 1.191 GB, free: 44.87 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 0.02278/1.322, allocations: 10.54 MB / 1.201 GB, free: 34.2 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 2.746e-05/1.322, allocations: 20.92 kB / 1.201 GB, free: 34.18 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.121e-05/1.322, allocations: 28 kB / 1.201 GB, free: 34.15 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01374/1.336, allocations: 4.343 MB / 1.205 GB, free: 29.8 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004295/1.34, allocations: 1.043 MB / 1.206 GB, free: 28.75 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02792/1.368, allocations: 27.1 MB / 1.233 GB, free: 0.957 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004613/1.373, allocations: 0.5537 MB / 1.233 GB, free: 412 kB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004548/1.373, allocations: 159.9 kB / 1.234 GB, free: 252 kB / 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 0.0009231/1.374, allocations: 401.9 kB / 1.234 GB, free: 15.85 MB / 0.8731 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007343/1.375, allocations: 193.7 kB / 1.234 GB, free: 15.66 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 0.02821/1.403, allocations: 10.17 MB / 1.244 GB, free: 5.426 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.437e-05/1.403, allocations: 28 kB / 1.244 GB, free: 5.398 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.349e-05/1.403, allocations: 12 kB / 1.244 GB, free: 5.387 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.078e-05/1.403, allocations: 11.95 kB / 1.244 GB, free: 5.375 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 0.03883/1.442, allocations: 16.3 MB / 1.26 GB, free: 4.898 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.005e-05/1.442, allocations: 8 kB / 1.26 GB, free: 4.891 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003463/1.446, allocations: 0.7299 MB / 1.261 GB, free: 4.16 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01885/1.465, allocations: 5.204 MB / 1.266 GB, free: 14.94 MB / 0.9044 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005212/1.465, allocations: 71.95 kB / 1.266 GB, free: 14.87 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04084/1.506, allocations: 27.27 MB / 1.293 GB, free: 3.109 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.305e-05/1.506, allocations: 12.03 kB / 1.293 GB, free: 3.098 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 0.02659/1.533, allocations: 10.1 MB / 1.302 GB, free: 8.77 MB / 0.9356 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001891/1.535, allocations: 0.7249 MB / 1.303 GB, free: 8.023 MB / 0.9356 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008133/1.535, allocations: 59.98 kB / 1.303 GB, free: 7.965 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00398/1.539, allocations: 0.5031 MB / 1.304 GB, free: 7.461 MB / 0.9356 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009524/1.54, allocations: 222.4 kB / 1.304 GB, free: 7.242 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000364/1.541, allocations: 95.94 kB / 1.304 GB, free: 7.148 MB / 0.9356 GB Notification: Performance of sorting global known variables: time 0.001781/1.543, allocations: 0.9762 MB / 1.305 GB, free: 6.168 MB / 0.9356 GB Notification: Performance of sort global known variables: time 1.8e-07/1.543, allocations: 0 / 1.305 GB, free: 6.168 MB / 0.9356 GB Notification: Performance of remove unused functions: time 0.007926/1.551, allocations: 1.846 MB / 1.307 GB, free: 4.324 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 0.0006383/1.551, allocations: 185.4 kB / 1.307 GB, free: 4.137 MB / 0.9356 GB Notification: Performance of simCode: created initialization part: time 0.03511/1.586, allocations: 14.38 MB / 1.321 GB, free: 5.66 MB / 0.9512 GB Notification: Performance of simCode: created event and clocks part: time 1.022e-05/1.586, allocations: 0 / 1.321 GB, free: 5.66 MB / 0.9512 GB Notification: Performance of simCode: created simulation system equations: time 0.01157/1.598, allocations: 4.432 MB / 1.325 GB, free: 1.199 MB / 0.9512 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003038/1.601, allocations: 252 kB / 1.326 GB, free: 0.9531 MB / 0.9512 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.024/1.625, allocations: 9.585 MB / 1.335 GB, free: 7.25 MB / 0.9669 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004366/1.629, allocations: 2.907 MB / 1.338 GB, free: 4.309 MB / 0.9669 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001234/1.631, allocations: 211.3 kB / 1.338 GB, free: 4.102 MB / 0.9669 GB Notification: Performance of SimCode: time 3.617e-06/1.631, allocations: 0 / 1.338 GB, free: 4.102 MB / 0.9669 GB Notification: Performance of Templates: time 0.1331/1.764, allocations: 107 MB / 1.442 GB, free: 9.113 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)