Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.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.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001358/0.001358, allocations: 105.9 kB / 16.27 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 0.001979/0.001979, allocations: 187.6 kB / 17.2 MB, free: 5.949 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.37/1.37, 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 2.328/2.328, allocations: 390.3 MB / 0.6653 GB, free: 0.75 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001326/0.001326, allocations: 64.94 kB / 0.8132 GB, free: 33.02 MB / 0.6231 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2816/0.2829, allocations: 140.4 MB / 0.9503 GB, free: 8.848 MB / 0.7325 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02416/0.3071, allocations: 18.27 MB / 0.9681 GB, free: 6.5 MB / 0.7481 GB Notification: Performance of NFInst.instExpressions: time 0.01324/0.3204, allocations: 6.867 MB / 0.9748 GB, free: 15.61 MB / 0.7637 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002311/0.3227, allocations: 59.81 kB / 0.9749 GB, free: 15.55 MB / 0.7637 GB Notification: Performance of NFTyping.typeComponents: time 0.0045/0.3274, allocations: 1.457 MB / 0.9763 GB, free: 14.09 MB / 0.7637 GB Notification: Performance of NFTyping.typeBindings: time 0.004736/0.3321, allocations: 1.443 MB / 0.9777 GB, free: 12.64 MB / 0.7637 GB Notification: Performance of NFTyping.typeClassSections: time 0.00408/0.3362, allocations: 1.278 MB / 0.979 GB, free: 11.36 MB / 0.7637 GB Notification: Performance of NFFlatten.flatten: time 0.006888/0.3431, allocations: 5.476 MB / 0.9843 GB, free: 5.871 MB / 0.7637 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01053/0.3537, allocations: 7.233 MB / 0.9914 GB, free: 14.53 MB / 0.7794 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004333/0.358, allocations: 2.365 MB / 0.9937 GB, free: 12.16 MB / 0.7794 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005433/0.3635, allocations: 2.961 MB / 0.9966 GB, free: 9.191 MB / 0.7794 GB Notification: Performance of NFPackage.collectConstants: time 0.002188/0.3657, allocations: 0.5156 MB / 0.9971 GB, free: 8.676 MB / 0.7794 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004406/0.3701, allocations: 1.272 MB / 0.9983 GB, free: 7.402 MB / 0.7794 GB Notification: Performance of NFScalarize.scalarize: time 0.004217/0.3744, allocations: 2.242 MB / 1.001 GB, free: 5.156 MB / 0.7794 GB Notification: Performance of NFVerifyModel.verify: time 0.005766/0.3802, allocations: 2.194 MB / 1.003 GB, free: 2.953 MB / 0.7794 GB Notification: Performance of NFConvertDAE.convert: time 0.01114/0.3913, allocations: 7.736 MB / 1.01 GB, free: 11.2 MB / 0.795 GB Notification: Performance of FrontEnd - DAE generated: time 6.002e-06/0.3914, allocations: 0 / 1.01 GB, free: 11.2 MB / 0.795 GB Notification: Performance of FrontEnd: time 1.393e-06/0.3914, allocations: 4 kB / 1.01 GB, free: 11.19 MB / 0.795 GB Notification: Performance of Transformations before backend: time 0.0002598/0.3917, allocations: 0 / 1.01 GB, free: 11.19 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 0.01114/0.4028, allocations: 3.819 MB / 1.014 GB, free: 7.312 MB / 0.795 GB Notification: Performance of prepare preOptimizeDAE: time 4.328e-05/0.4029, allocations: 12.03 kB / 1.014 GB, free: 7.301 MB / 0.795 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01316/0.416, allocations: 2.407 MB / 1.016 GB, free: 4.887 MB / 0.795 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005719/0.4218, allocations: 2.174 MB / 1.018 GB, free: 2.668 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002139/0.422, allocations: 263.5 kB / 1.019 GB, free: 2.41 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001161/0.4232, allocations: 355.9 kB / 1.019 GB, free: 2.062 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01659/0.4398, allocations: 7.164 MB / 1.026 GB, free: 10.8 MB / 0.8106 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.208e-05/0.4399, allocations: 3.938 kB / 1.026 GB, free: 10.8 MB / 0.8106 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004771/0.4404, allocations: 148 kB / 1.026 GB, free: 10.65 MB / 0.8106 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004681/0.4409, allocations: 342.1 kB / 1.027 GB, free: 10.32 MB / 0.8106 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01763/0.4585, allocations: 7.04 MB / 1.033 GB, free: 3.258 MB / 0.8106 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04162/0.5002, allocations: 26.71 MB / 1.059 GB, free: 6.379 MB / 0.8419 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0102/0.5104, allocations: 4.99 MB / 1.064 GB, free: 1.082 MB / 0.8419 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006699/0.5172, allocations: 2.604 MB / 1.067 GB, free: 14.46 MB / 0.8575 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003718/0.5176, allocations: 127 kB / 1.067 GB, free: 14.32 MB / 0.8575 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.335e-05/0.5177, allocations: 60.5 kB / 1.067 GB, free: 14.25 MB / 0.8575 GB Notification: Performance of pre-optimization done (n=208): time 4.358e-06/0.5177, allocations: 0 / 1.067 GB, free: 14.25 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.conv2.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.conv2.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 0.5753/1.093, allocations: 30.93 MB / 1.097 GB, free: 119.8 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.467e-05/1.093, allocations: 242.5 kB / 1.097 GB, free: 119.5 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002297/1.095, allocations: 1.469 MB / 1.099 GB, free: 119 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0004768/1.096, allocations: 71.36 kB / 1.099 GB, free: 118.9 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007955/1.097, allocations: 1.5 MB / 1.1 GB, free: 117.8 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009035/1.098, allocations: 0.9184 MB / 1.101 GB, free: 117.1 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001156/1.099, allocations: 0.6343 MB / 1.102 GB, free: 116.8 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 4.121e-05/1.099, allocations: 310.1 kB / 1.102 GB, free: 116.5 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006153/1.105, allocations: 2.684 MB / 1.105 GB, free: 115.7 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006645/1.112, allocations: 3.572 MB / 1.108 GB, free: 113.8 MB / 0.8575 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01206/1.124, allocations: 6.403 MB / 1.115 GB, free: 110.7 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.603e-05/1.124, allocations: 7 kB / 1.115 GB, free: 110.7 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.conv2.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.conv2.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 0.02777/1.152, allocations: 10.98 MB / 1.125 GB, free: 105.8 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 4.164e-05/1.152, allocations: 19.72 kB / 1.125 GB, free: 105.8 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.295e-05/1.152, allocations: 26.75 kB / 1.125 GB, free: 105.8 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01901/1.171, allocations: 5.584 MB / 1.131 GB, free: 103.1 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004158/1.175, allocations: 0.9917 MB / 1.132 GB, free: 102.8 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03547/1.21, allocations: 28.18 MB / 1.159 GB, free: 77.97 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004713/1.215, allocations: 0.5692 MB / 1.16 GB, free: 77.4 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004361/1.216, allocations: 159.9 kB / 1.16 GB, free: 77.25 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007235/1.223, allocations: 3.98 MB / 1.164 GB, free: 73.26 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005608/1.228, allocations: 3.531 MB / 1.167 GB, free: 69.35 MB / 0.8575 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.081/1.309, allocations: 24.66 MB / 1.191 GB, free: 44.21 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.585e-05/1.31, allocations: 8 kB / 1.191 GB, free: 44.2 MB / 0.8575 GB Warning: The linear system: 1 : transformer.conv1.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.conv1.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ] = [ -loadRL.load1.v[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] ; -transformer.conv2.V2[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_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_lambda0): time 0.02337/1.333, allocations: 10.53 MB / 1.202 GB, free: 33.53 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 3.075e-05/1.333, allocations: 19.94 kB / 1.202 GB, free: 33.51 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.897e-05/1.333, allocations: 28.38 kB / 1.202 GB, free: 33.48 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01384/1.347, allocations: 4.334 MB / 1.206 GB, free: 29.14 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004515/1.351, allocations: 1.046 MB / 1.207 GB, free: 28.09 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02872/1.38, allocations: 27.16 MB / 1.234 GB, free: 248 kB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004909/1.385, allocations: 0.5498 MB / 1.234 GB, free: 15.69 MB / 0.8731 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005401/1.386, allocations: 152 kB / 1.234 GB, free: 15.54 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.i1[2]) - line2.i2[2] - line2.i3[2] 0.0 = (-line2.i1[1]) - line2.i2[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 0.001189/1.387, allocations: 402 kB / 1.235 GB, free: 15.14 MB / 0.8731 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007514/1.388, allocations: 197.7 kB / 1.235 GB, free: 14.95 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[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] ; -transformer.conv2.V2[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] ; -loadRL.load1.v[1] ] 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 wrapFunctionCalls (simulation): time 0.02791/1.416, allocations: 10.17 MB / 1.245 GB, free: 4.711 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.289e-05/1.416, allocations: 28 kB / 1.245 GB, free: 4.684 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.379e-05/1.416, allocations: 12 kB / 1.245 GB, free: 4.672 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.405e-05/1.416, allocations: 15.95 kB / 1.245 GB, free: 4.656 MB / 0.8731 GB Warning: The linear system: 1 : 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] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : 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] 4 : transformer.conv2.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.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[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] ; -loadRL.load1.v[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] ; -transformer.conv2.V2[1] ] 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 0.03773/1.454, allocations: 16.34 MB / 1.261 GB, free: 4.137 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.978e-05/1.454, allocations: 8.969 kB / 1.261 GB, free: 4.129 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003539/1.457, allocations: 0.741 MB / 1.262 GB, free: 3.387 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01863/1.476, allocations: 5.192 MB / 1.267 GB, free: 14.18 MB / 0.9044 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005885/1.476, allocations: 83.89 kB / 1.267 GB, free: 14.1 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04011/1.517, allocations: 27.24 MB / 1.293 GB, free: 2.367 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.162e-05/1.517, allocations: 12.03 kB / 1.293 GB, free: 2.355 MB / 0.92 GB Warning: The linear system: 1 : 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] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : 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] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[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.conv2.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] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02699/1.544, allocations: 10.13 MB / 1.303 GB, free: 7.992 MB / 0.9356 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002014/1.546, allocations: 0.7289 MB / 1.304 GB, free: 7.242 MB / 0.9356 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007515/1.546, allocations: 59.98 kB / 1.304 GB, free: 7.184 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00381/1.55, allocations: 0.5069 MB / 1.304 GB, free: 6.676 MB / 0.9356 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008044/1.551, allocations: 226.4 kB / 1.305 GB, free: 6.453 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002543/1.551, allocations: 95.94 kB / 1.305 GB, free: 6.359 MB / 0.9356 GB Notification: Performance of sorting global known variables: time 0.001535/1.553, allocations: 1.001 MB / 1.306 GB, free: 5.355 MB / 0.9356 GB Notification: Performance of sort global known variables: time 1.4e-07/1.553, allocations: 0 / 1.306 GB, free: 5.355 MB / 0.9356 GB Notification: Performance of remove unused functions: time 0.006616/1.56, allocations: 1.855 MB / 1.308 GB, free: 3.5 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 0.0004964/1.56, allocations: 181 kB / 1.308 GB, free: 3.316 MB / 0.9356 GB Notification: Performance of simCode: created initialization part: time 0.03378/1.594, allocations: 14.38 MB / 1.322 GB, free: 4.848 MB / 0.9512 GB Notification: Performance of simCode: created event and clocks part: time 1.34e-05/1.594, allocations: 0 / 1.322 GB, free: 4.848 MB / 0.9512 GB Notification: Performance of simCode: created simulation system equations: time 0.01124/1.605, allocations: 4.399 MB / 1.326 GB, free: 424 kB / 0.9512 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002817/1.608, allocations: 294.3 kB / 1.326 GB, free: 136 kB / 0.9512 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02784/1.636, allocations: 10.11 MB / 1.336 GB, free: 5.902 MB / 0.9669 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00426/1.64, allocations: 2.916 MB / 1.339 GB, free: 2.949 MB / 0.9669 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001192/1.641, allocations: 211.3 kB / 1.339 GB, free: 2.742 MB / 0.9669 GB Notification: Performance of SimCode: time 8.61e-07/1.641, allocations: 0 / 1.339 GB, free: 2.742 MB / 0.9669 GB Notification: Performance of Templates: time 0.1432/1.785, allocations: 107.8 MB / 1.445 GB, free: 6.922 MB / 1.076 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)