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 9.1.2-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-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 0.001153/0.001153, allocations: 105.7 kB / 16.37 MB, free: 6.48 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001142/0.001142, allocations: 193.1 kB / 17.31 MB, free: 5.816 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.329/1.329, allocations: 222.9 MB / 241 MB, free: 15.19 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo): time 2.226/2.226, allocations: 390.3 MB / 0.6655 GB, free: 0.6172 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001284/0.001284, allocations: 61.81 kB / 0.8141 GB, free: 32.81 MB / 0.6231 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2878/0.2891, allocations: 140.4 MB / 0.9512 GB, free: 8.035 MB / 0.7325 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02199/0.3112, allocations: 18.26 MB / 0.969 GB, free: 5.699 MB / 0.7481 GB Notification: Performance of NFInst.instExpressions: time 0.01164/0.3229, allocations: 6.863 MB / 0.9757 GB, free: 14.82 MB / 0.7637 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002878/0.3258, allocations: 55.88 kB / 0.9758 GB, free: 14.76 MB / 0.7637 GB Notification: Performance of NFTyping.typeComponents: time 0.004792/0.3306, allocations: 1.47 MB / 0.9772 GB, free: 13.29 MB / 0.7637 GB Notification: Performance of NFTyping.typeBindings: time 0.005363/0.336, allocations: 1.416 MB / 0.9786 GB, free: 11.87 MB / 0.7637 GB Notification: Performance of NFTyping.typeClassSections: time 0.003943/0.34, allocations: 1.294 MB / 0.9798 GB, free: 10.57 MB / 0.7637 GB Notification: Performance of NFFlatten.flatten: time 0.006562/0.3466, allocations: 5.461 MB / 0.9852 GB, free: 5.098 MB / 0.7637 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008846/0.3554, allocations: 7.12 MB / 0.9921 GB, free: 13.87 MB / 0.7794 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004649/0.3601, allocations: 2.372 MB / 0.9944 GB, free: 11.49 MB / 0.7794 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005559/0.3657, allocations: 2.968 MB / 0.9973 GB, free: 8.516 MB / 0.7794 GB Notification: Performance of NFPackage.collectConstants: time 0.001513/0.3673, allocations: 0.5156 MB / 0.9978 GB, free: 8 MB / 0.7794 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003067/0.3703, allocations: 1.276 MB / 0.9991 GB, free: 6.723 MB / 0.7794 GB Notification: Performance of NFScalarize.scalarize: time 0.002946/0.3733, allocations: 2.238 MB / 1.001 GB, free: 4.48 MB / 0.7794 GB Notification: Performance of NFVerifyModel.verify: time 0.003791/0.3771, allocations: 2.194 MB / 1.003 GB, free: 2.277 MB / 0.7794 GB Notification: Performance of NFConvertDAE.convert: time 0.009295/0.3864, allocations: 7.771 MB / 1.011 GB, free: 10.48 MB / 0.795 GB Notification: Performance of FrontEnd - DAE generated: time 9.277e-06/0.3865, allocations: 0 / 1.011 GB, free: 10.48 MB / 0.795 GB Notification: Performance of FrontEnd: time 2.224e-06/0.3865, allocations: 0 / 1.011 GB, free: 10.48 MB / 0.795 GB Notification: Performance of Transformations before backend: time 0.0002654/0.3868, allocations: 0 / 1.011 GB, free: 10.48 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 0.01119/0.398, allocations: 3.827 MB / 1.015 GB, free: 6.598 MB / 0.795 GB Notification: Performance of prepare preOptimizeDAE: time 4.779e-05/0.398, allocations: 16.03 kB / 1.015 GB, free: 6.582 MB / 0.795 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0122/0.4102, allocations: 2.349 MB / 1.017 GB, free: 4.227 MB / 0.795 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006609/0.4169, allocations: 2.186 MB / 1.019 GB, free: 1.996 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002571/0.4172, allocations: 271.5 kB / 1.019 GB, free: 1.73 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001407/0.4186, allocations: 351.9 kB / 1.02 GB, free: 1.387 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01545/0.4341, allocations: 7.13 MB / 1.027 GB, free: 10.16 MB / 0.8106 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.386e-05/0.4342, allocations: 3.984 kB / 1.027 GB, free: 10.16 MB / 0.8106 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004469/0.4346, allocations: 152 kB / 1.027 GB, free: 10.01 MB / 0.8106 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004554/0.4351, allocations: 334.1 kB / 1.027 GB, free: 9.68 MB / 0.8106 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0157/0.4508, allocations: 7.001 MB / 1.034 GB, free: 2.664 MB / 0.8106 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04094/0.4918, allocations: 26.44 MB / 1.06 GB, free: 6.055 MB / 0.8419 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008604/0.5004, allocations: 4.986 MB / 1.065 GB, free: 0.75 MB / 0.8419 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005856/0.5063, allocations: 2.602 MB / 1.067 GB, free: 14.13 MB / 0.8575 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003383/0.5067, allocations: 135 kB / 1.067 GB, free: 13.98 MB / 0.8575 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.724e-05/0.5068, allocations: 60.5 kB / 1.067 GB, free: 13.91 MB / 0.8575 GB Notification: Performance of pre-optimization done (n=208): time 4.098e-06/0.5068, allocations: 4 kB / 1.067 GB, free: 13.91 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 0.6309/1.138, allocations: 30.93 MB / 1.098 GB, free: 119.5 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001306/1.138, allocations: 240.7 kB / 1.098 GB, free: 119.2 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003248/1.141, allocations: 1.446 MB / 1.099 GB, free: 118.7 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0008633/1.142, allocations: 76.08 kB / 1.099 GB, free: 118.6 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.001483/1.143, allocations: 1.498 MB / 1.101 GB, free: 117.5 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.001675/1.145, allocations: 0.9184 MB / 1.102 GB, free: 116.8 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001406/1.147, allocations: 0.6297 MB / 1.102 GB, free: 116.5 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 6.858e-05/1.147, allocations: 306.5 kB / 1.103 GB, free: 116.2 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00573/1.152, allocations: 2.667 MB / 1.105 GB, free: 115.3 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005985/1.158, allocations: 3.554 MB / 1.109 GB, free: 113.4 MB / 0.8575 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01093/1.169, allocations: 6.375 MB / 1.115 GB, free: 110.4 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.147e-05/1.169, allocations: 8.031 kB / 1.115 GB, free: 110.4 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 0.02661/1.196, allocations: 10.95 MB / 1.126 GB, free: 105.5 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 4.673e-05/1.196, allocations: 15.69 kB / 1.126 GB, free: 105.5 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.688e-05/1.196, allocations: 27.42 kB / 1.126 GB, free: 105.5 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01895/1.215, allocations: 5.491 MB / 1.131 GB, free: 102.9 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004174/1.219, allocations: 0.9848 MB / 1.132 GB, free: 102.6 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03502/1.254, allocations: 28.14 MB / 1.159 GB, free: 77.84 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004459/1.259, allocations: 0.5498 MB / 1.16 GB, free: 77.29 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005618/1.259, allocations: 155.9 kB / 1.16 GB, free: 77.13 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007103/1.267, allocations: 3.964 MB / 1.164 GB, free: 73.16 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005366/1.272, allocations: 3.505 MB / 1.167 GB, free: 69.28 MB / 0.8575 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07754/1.35, allocations: 24.57 MB / 1.191 GB, free: 44.23 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.418e-05/1.35, allocations: 8 kB / 1.191 GB, free: 44.23 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 0.02271/1.372, allocations: 10.49 MB / 1.202 GB, free: 33.6 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 3.118e-05/1.372, allocations: 20.5 kB / 1.202 GB, free: 33.58 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.666e-05/1.372, allocations: 32 kB / 1.202 GB, free: 33.55 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01366/1.386, allocations: 4.25 MB / 1.206 GB, free: 29.29 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00417/1.39, allocations: 1.029 MB / 1.207 GB, free: 28.26 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02789/1.418, allocations: 27.12 MB / 1.233 GB, free: 444 kB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004399/1.423, allocations: 0.5303 MB / 1.234 GB, free: 15.9 MB / 0.8731 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006547/1.423, allocations: 151.9 kB / 1.234 GB, free: 15.75 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 0.00138/1.425, allocations: 403.8 kB / 1.234 GB, free: 15.35 MB / 0.8731 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009805/1.426, allocations: 201.7 kB / 1.235 GB, free: 15.15 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 0.02695/1.453, allocations: 10.17 MB / 1.245 GB, free: 4.922 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.213e-05/1.453, allocations: 28 kB / 1.245 GB, free: 4.895 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.486e-05/1.453, allocations: 12 kB / 1.245 GB, free: 4.883 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.801e-05/1.453, allocations: 15.95 kB / 1.245 GB, free: 4.867 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 0.03989/1.493, allocations: 16.3 MB / 1.261 GB, free: 4.383 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.098e-05/1.493, allocations: 8 kB / 1.261 GB, free: 4.375 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003443/1.496, allocations: 0.7334 MB / 1.261 GB, free: 3.641 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0194/1.516, allocations: 5.1 MB / 1.266 GB, free: 14.53 MB / 0.9044 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007374/1.516, allocations: 67.95 kB / 1.266 GB, free: 14.46 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04248/1.559, allocations: 27.21 MB / 1.293 GB, free: 2.77 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.698e-06/1.559, allocations: 12.03 kB / 1.293 GB, free: 2.758 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 0.02606/1.585, allocations: 10.13 MB / 1.303 GB, free: 8.375 MB / 0.9356 GB Notification: Performance of postOpt removeConstants (simulation): time 0.003062/1.588, allocations: 0.728 MB / 1.304 GB, free: 7.629 MB / 0.9356 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006504/1.589, allocations: 56 kB / 1.304 GB, free: 7.574 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003449/1.592, allocations: 0.4992 MB / 1.304 GB, free: 7.074 MB / 0.9356 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007832/1.593, allocations: 230.3 kB / 1.304 GB, free: 6.848 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002464/1.593, allocations: 87.95 kB / 1.304 GB, free: 6.762 MB / 0.9356 GB Notification: Performance of sorting global known variables: time 0.001368/1.595, allocations: 0.9816 MB / 1.305 GB, free: 5.777 MB / 0.9356 GB Notification: Performance of sort global known variables: time 1.5e-07/1.595, allocations: 0 / 1.305 GB, free: 5.777 MB / 0.9356 GB Notification: Performance of remove unused functions: time 0.006335/1.601, allocations: 1.848 MB / 1.307 GB, free: 3.93 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 0.00046/1.602, allocations: 186.3 kB / 1.307 GB, free: 3.746 MB / 0.9356 GB Notification: Performance of simCode: created initialization part: time 0.02812/1.63, allocations: 12.39 MB / 1.319 GB, free: 7.25 MB / 0.9512 GB Notification: Performance of simCode: created event and clocks part: time 1.189e-05/1.63, allocations: 0 / 1.319 GB, free: 7.25 MB / 0.9512 GB Notification: Performance of simCode: created simulation system equations: time 0.01107/1.641, allocations: 4.404 MB / 1.324 GB, free: 2.809 MB / 0.9512 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002504/1.643, allocations: 288.3 kB / 1.324 GB, free: 2.539 MB / 0.9512 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02489/1.668, allocations: 9.486 MB / 1.333 GB, free: 8.945 MB / 0.9669 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003474/1.672, allocations: 2.847 MB / 1.336 GB, free: 6.066 MB / 0.9669 GB Notification: Performance of simCode: alias equations: time 0.004601/1.676, allocations: 1.647 MB / 1.338 GB, free: 4.422 MB / 0.9669 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006759/1.677, allocations: 171.3 kB / 1.338 GB, free: 4.254 MB / 0.9669 GB Notification: Performance of SimCode: time 6.62e-07/1.677, allocations: 0 / 1.338 GB, free: 4.254 MB / 0.9669 GB Notification: Performance of Templates: time 0.1184/1.796, allocations: 77.74 MB / 1.414 GB, free: 6.727 MB / 1.045 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 -s gbode -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)