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 0.001397/0.001397, allocations: 109.1 kB / 15.99 MB, free: 6.355 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001669/0.001669, allocations: 190.4 kB / 16.91 MB, free: 6.195 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.35/1.35, allocations: 222.9 MB / 240.6 MB, free: 13.72 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 2.311/2.311, allocations: 390.2 MB / 0.665 GB, free: 0.9062 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001306/0.001306, allocations: 69.36 kB / 0.8127 GB, free: 32.5 MB / 0.6231 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2911/0.2924, allocations: 140.4 MB / 0.9498 GB, free: 9.23 MB / 0.7325 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.0229/0.3153, allocations: 18.15 MB / 0.9675 GB, free: 7.012 MB / 0.7481 GB Notification: Performance of NFInst.instExpressions: time 0.01114/0.3265, allocations: 6.82 MB / 0.9742 GB, free: 176 kB / 0.7481 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001284/0.3278, allocations: 47.88 kB / 0.9742 GB, free: 128 kB / 0.7481 GB Notification: Performance of NFTyping.typeComponents: time 0.003389/0.3312, allocations: 1.362 MB / 0.9756 GB, free: 14.76 MB / 0.7637 GB Notification: Performance of NFTyping.typeBindings: time 0.002922/0.3342, allocations: 1.339 MB / 0.9769 GB, free: 13.41 MB / 0.7637 GB Notification: Performance of NFTyping.typeClassSections: time 0.002816/0.337, allocations: 1.166 MB / 0.978 GB, free: 12.25 MB / 0.7637 GB Notification: Performance of NFFlatten.flatten: time 0.007133/0.3441, allocations: 5.492 MB / 0.9834 GB, free: 6.742 MB / 0.7637 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01259/0.3567, allocations: 8.521 MB / 0.9917 GB, free: 14.12 MB / 0.7794 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004554/0.3613, allocations: 2.392 MB / 0.994 GB, free: 11.72 MB / 0.7794 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00541/0.3667, allocations: 3.14 MB / 0.9971 GB, free: 8.574 MB / 0.7794 GB Notification: Performance of NFPackage.collectConstants: time 0.001699/0.3684, allocations: 0.5156 MB / 0.9976 GB, free: 8.059 MB / 0.7794 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003711/0.3722, allocations: 1.268 MB / 0.9988 GB, free: 6.789 MB / 0.7794 GB Notification: Performance of NFScalarize.scalarize: time 0.003881/0.3761, allocations: 2.25 MB / 1.001 GB, free: 4.535 MB / 0.7794 GB Notification: Performance of NFVerifyModel.verify: time 0.005175/0.3812, allocations: 2.191 MB / 1.003 GB, free: 2.336 MB / 0.7794 GB Notification: Performance of NFConvertDAE.convert: time 0.008471/0.3897, allocations: 6.653 MB / 1.01 GB, free: 11.67 MB / 0.795 GB Notification: Performance of FrontEnd - DAE generated: time 7.283e-06/0.3898, allocations: 4 kB / 1.01 GB, free: 11.66 MB / 0.795 GB Notification: Performance of FrontEnd: time 4.218e-06/0.3898, allocations: 0 / 1.01 GB, free: 11.66 MB / 0.795 GB Notification: Performance of Transformations before backend: time 0.000263/0.39, allocations: 3.938 kB / 1.01 GB, free: 11.66 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 0.01311/0.4032, allocations: 3.831 MB / 1.013 GB, free: 7.77 MB / 0.795 GB Notification: Performance of prepare preOptimizeDAE: time 4.9e-05/0.4032, allocations: 8.031 kB / 1.013 GB, free: 7.762 MB / 0.795 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01429/0.4175, allocations: 2.407 MB / 1.016 GB, free: 5.348 MB / 0.795 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00542/0.423, allocations: 2.174 MB / 1.018 GB, free: 3.129 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002824/0.4233, allocations: 263.5 kB / 1.018 GB, free: 2.871 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001556/0.4248, allocations: 351.9 kB / 1.018 GB, free: 2.527 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01952/0.4444, allocations: 7.164 MB / 1.025 GB, free: 11.27 MB / 0.8106 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001508/0.4446, allocations: 3.938 kB / 1.025 GB, free: 11.26 MB / 0.8106 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001383/0.446, allocations: 144 kB / 1.026 GB, free: 11.12 MB / 0.8106 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005845/0.4465, allocations: 346 kB / 1.026 GB, free: 10.78 MB / 0.8106 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01788/0.4644, allocations: 7.044 MB / 1.033 GB, free: 3.723 MB / 0.8106 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04949/0.514, allocations: 26.69 MB / 1.059 GB, free: 6.855 MB / 0.8419 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01627/0.5303, allocations: 4.995 MB / 1.064 GB, free: 1.547 MB / 0.8419 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01247/0.5428, allocations: 2.604 MB / 1.066 GB, free: 14.93 MB / 0.8575 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005732/0.5434, allocations: 127 kB / 1.066 GB, free: 14.79 MB / 0.8575 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0001135/0.5436, allocations: 60.5 kB / 1.066 GB, free: 14.72 MB / 0.8575 GB Notification: Performance of pre-optimization done (n=208): time 1.074e-05/0.5436, allocations: 0 / 1.066 GB, free: 14.72 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 0.6892/1.233, allocations: 30.93 MB / 1.097 GB, free: 120 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.227e-05/1.233, allocations: 236.1 kB / 1.097 GB, free: 119.8 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00235/1.235, allocations: 1.476 MB / 1.098 GB, free: 119.2 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0005621/1.236, allocations: 72.14 kB / 1.098 GB, free: 119.1 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009449/1.237, allocations: 1.496 MB / 1.1 GB, free: 118 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009412/1.238, allocations: 0.9262 MB / 1.101 GB, free: 117.3 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001141/1.239, allocations: 0.6305 MB / 1.101 GB, free: 117 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 4.486e-05/1.239, allocations: 305.6 kB / 1.102 GB, free: 116.7 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005849/1.245, allocations: 2.69 MB / 1.104 GB, free: 115.9 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006412/1.251, allocations: 3.57 MB / 1.108 GB, free: 114 MB / 0.8575 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01147/1.263, allocations: 6.402 MB / 1.114 GB, free: 110.9 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.507e-05/1.263, allocations: 6.906 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.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 0.02723/1.29, allocations: 10.97 MB / 1.125 GB, free: 106.1 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 5.551e-05/1.29, allocations: 20.47 kB / 1.125 GB, free: 106.1 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.73e-05/1.29, allocations: 26.09 kB / 1.125 GB, free: 106.1 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01906/1.309, allocations: 5.588 MB / 1.13 GB, free: 103.5 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004305/1.314, allocations: 0.9937 MB / 1.131 GB, free: 103.2 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03599/1.35, allocations: 28.19 MB / 1.159 GB, free: 78.39 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004523/1.354, allocations: 0.5653 MB / 1.159 GB, free: 77.82 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004059/1.355, allocations: 158.2 kB / 1.16 GB, free: 77.67 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007693/1.362, allocations: 3.984 MB / 1.163 GB, free: 73.68 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005084/1.367, allocations: 3.524 MB / 1.167 GB, free: 69.78 MB / 0.8575 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07918/1.447, allocations: 24.66 MB / 1.191 GB, free: 44.64 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.346e-05/1.447, allocations: 8 kB / 1.191 GB, free: 44.63 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 0.02475/1.471, allocations: 10.53 MB / 1.201 GB, free: 33.96 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 4.156e-05/1.472, allocations: 23.94 kB / 1.201 GB, free: 33.94 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.836e-05/1.472, allocations: 24 kB / 1.201 GB, free: 33.92 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01399/1.486, allocations: 4.347 MB / 1.205 GB, free: 29.55 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004612/1.49, allocations: 1.041 MB / 1.207 GB, free: 28.51 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02906/1.519, allocations: 27.15 MB / 1.233 GB, free: 0.6719 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004538/1.524, allocations: 0.5611 MB / 1.234 GB, free: 116 kB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007219/1.525, allocations: 148 kB / 1.234 GB, free: 15.96 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 0.001506/1.526, allocations: 405.9 kB / 1.234 GB, free: 15.57 MB / 0.8731 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009901/1.527, allocations: 201.6 kB / 1.234 GB, free: 15.37 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 0.02719/1.554, allocations: 10.18 MB / 1.244 GB, free: 5.117 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.814e-05/1.554, allocations: 28 kB / 1.244 GB, free: 5.09 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.45e-05/1.554, allocations: 12 kB / 1.244 GB, free: 5.078 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.84e-05/1.555, allocations: 15.94 kB / 1.244 GB, free: 5.062 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 0.03672/1.591, allocations: 16.33 MB / 1.26 GB, free: 4.547 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.423e-05/1.591, allocations: 8 kB / 1.26 GB, free: 4.539 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00348/1.595, allocations: 0.738 MB / 1.261 GB, free: 3.801 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01927/1.614, allocations: 5.2 MB / 1.266 GB, free: 14.59 MB / 0.9044 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000626/1.615, allocations: 71.95 kB / 1.266 GB, free: 14.52 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04288/1.658, allocations: 27.23 MB / 1.293 GB, free: 2.793 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.042e-05/1.658, allocations: 12.03 kB / 1.293 GB, free: 2.781 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 0.02739/1.685, allocations: 10.14 MB / 1.303 GB, free: 8.398 MB / 0.9356 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002072/1.687, allocations: 0.7249 MB / 1.303 GB, free: 7.652 MB / 0.9356 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0009084/1.688, allocations: 55.98 kB / 1.303 GB, free: 7.598 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003965/1.692, allocations: 0.5031 MB / 1.304 GB, free: 7.094 MB / 0.9356 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00099/1.693, allocations: 234.3 kB / 1.304 GB, free: 6.863 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000448/1.694, allocations: 95.95 kB / 1.304 GB, free: 6.77 MB / 0.9356 GB Notification: Performance of sorting global known variables: time 0.00193/1.696, allocations: 1.001 MB / 1.305 GB, free: 5.766 MB / 0.9356 GB Notification: Performance of sort global known variables: time 3.61e-07/1.696, allocations: 0 / 1.305 GB, free: 5.766 MB / 0.9356 GB Notification: Performance of remove unused functions: time 0.008327/1.704, allocations: 1.852 MB / 1.307 GB, free: 3.914 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 0.0006062/1.704, allocations: 174.9 kB / 1.307 GB, free: 3.734 MB / 0.9356 GB Notification: Performance of simCode: created initialization part: time 0.03429/1.739, allocations: 14.39 MB / 1.321 GB, free: 5.262 MB / 0.9512 GB Notification: Performance of simCode: created event and clocks part: time 1.536e-05/1.739, allocations: 7.938 kB / 1.321 GB, free: 5.254 MB / 0.9512 GB Notification: Performance of simCode: created simulation system equations: time 0.01106/1.75, allocations: 4.396 MB / 1.325 GB, free: 0.8242 MB / 0.9512 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002971/1.753, allocations: 290 kB / 1.326 GB, free: 0.543 MB / 0.9512 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02703/1.78, allocations: 11.69 MB / 1.337 GB, free: 4.73 MB / 0.9669 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00378/1.784, allocations: 2.916 MB / 1.34 GB, free: 1.777 MB / 0.9669 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001271/1.785, allocations: 211.3 kB / 1.34 GB, free: 1.57 MB / 0.9669 GB Notification: Performance of SimCode: time 1.152e-06/1.785, allocations: 0 / 1.34 GB, free: 1.57 MB / 0.9669 GB Notification: Performance of Templates: time 0.1303/1.915, allocations: 107.8 MB / 1.445 GB, free: 5.754 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)