Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001541/0.001541, allocations: 89.06 kB / 19.65 MB, free: 272 kB / 13.93 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.00111/0.00111, allocations: 173 kB / 23.02 MB, free: 1.539 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 0.9525/0.9525, allocations: 177.1 MB / 203.4 MB, free: 5.633 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 2.05/2.05, allocations: 429.5 MB / 0.6732 GB, free: 4.051 MB / 0.6355 GB " [Timeout remaining time 177] Using package Buildings with version 14.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.643e-06/1.643e-06, allocations: 0 / 0.8783 GB, free: 6.23 MB / 0.8386 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.704e-05/2.868e-05, allocations: 3.125 kB / 0.8783 GB, free: 6.227 MB / 0.8386 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01128/0.01131, allocations: 9.591 MB / 0.8877 GB, free: 12.61 MB / 0.8542 GB Notification: Performance of NFInst.instExpressions: time 0.006038/0.01735, allocations: 3.819 MB / 0.8914 GB, free: 8.801 MB / 0.8542 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001573/0.01892, allocations: 63.75 kB / 0.8914 GB, free: 8.738 MB / 0.8542 GB Notification: Performance of NFTyping.typeComponents: time 0.001758/0.02068, allocations: 461 kB / 0.8919 GB, free: 8.285 MB / 0.8542 GB Notification: Performance of NFTyping.typeBindings: time 0.002568/0.02325, allocations: 1.224 MB / 0.8931 GB, free: 7.055 MB / 0.8542 GB Notification: Performance of NFTyping.typeClassSections: time 0.001734/0.02498, allocations: 0.9631 MB / 0.894 GB, free: 6.09 MB / 0.8542 GB Notification: Performance of NFFlatten.flatten: time 0.004769/0.02975, allocations: 5.44 MB / 0.8993 GB, free: 0.6367 MB / 0.8542 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003966/0.03372, allocations: 3.398 MB / 0.9026 GB, free: 13.14 MB / 0.8698 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003928/0.03764, allocations: 3.341 MB / 0.9059 GB, free: 9.793 MB / 0.8698 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003422/0.04107, allocations: 2.95 MB / 0.9088 GB, free: 6.836 MB / 0.8698 GB Notification: Performance of NFPackage.collectConstants: time 0.001267/0.04233, allocations: 0.5117 MB / 0.9093 GB, free: 6.324 MB / 0.8698 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001179/0.04351, allocations: 0.7027 MB / 0.91 GB, free: 5.621 MB / 0.8698 GB Notification: Performance of NFScalarize.scalarize: time 0.001659/0.04517, allocations: 2.425 MB / 0.9123 GB, free: 3.191 MB / 0.8698 GB Notification: Performance of NFVerifyModel.verify: time 0.002001/0.04717, allocations: 1.548 MB / 0.9139 GB, free: 1.641 MB / 0.8698 GB Notification: Performance of NFConvertDAE.convert: time 0.003856/0.05103, allocations: 4.134 MB / 0.9179 GB, free: 13.5 MB / 0.8855 GB Notification: Performance of FrontEnd - DAE generated: time 4.348e-06/0.05103, allocations: 0 / 0.9179 GB, free: 13.5 MB / 0.8855 GB Notification: Performance of FrontEnd: time 1.653e-06/0.05103, allocations: 0 / 0.9179 GB, free: 13.5 MB / 0.8855 GB Notification: Performance of Transformations before backend: time 0.0001015/0.05114, allocations: 0 / 0.9179 GB, free: 13.5 MB / 0.8855 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 0.004599/0.05574, allocations: 3.999 MB / 0.9218 GB, free: 9.445 MB / 0.8855 GB Notification: Performance of prepare preOptimizeDAE: time 4.151e-05/0.05578, allocations: 8.031 kB / 0.9218 GB, free: 9.438 MB / 0.8855 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006134/0.06191, allocations: 2.549 MB / 0.9243 GB, free: 6.883 MB / 0.8855 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002796/0.06471, allocations: 1.833 MB / 0.9261 GB, free: 5.016 MB / 0.8855 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001588/0.06486, allocations: 267.5 kB / 0.9263 GB, free: 4.754 MB / 0.8855 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005124/0.06538, allocations: 352.3 kB / 0.9267 GB, free: 4.41 MB / 0.8855 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.006373/0.07175, allocations: 3.774 MB / 0.9304 GB, free: 500 kB / 0.8855 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.854e-05/0.07181, allocations: 0 / 0.9304 GB, free: 500 kB / 0.8855 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002912/0.0721, allocations: 144 kB / 0.9305 GB, free: 356 kB / 0.8855 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003169/0.07242, allocations: 338.1 kB / 0.9308 GB, free: 16 kB / 0.8855 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003737/0.07615, allocations: 1.798 MB / 0.9326 GB, free: 14.21 MB / 0.9011 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01726/0.09342, allocations: 16.46 MB / 0.9487 GB, free: 13.15 MB / 0.9167 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002586/0.096, allocations: 2.05 MB / 0.9507 GB, free: 11.05 MB / 0.9167 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00164/0.09764, allocations: 1.096 MB / 0.9517 GB, free: 9.93 MB / 0.9167 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001469/0.09779, allocations: 57.97 kB / 0.9518 GB, free: 9.875 MB / 0.9167 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.146e-05/0.09783, allocations: 67.33 kB / 0.9518 GB, free: 9.797 MB / 0.9167 GB Notification: Performance of pre-optimization done (n=208): time 4.238e-06/0.09784, allocations: 4 kB / 0.9518 GB, free: 9.793 MB / 0.9167 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.02499/0.1228, allocations: 13.93 MB / 0.9655 GB, free: 11.88 MB / 0.9323 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001163/0.1229, allocations: 239.6 kB / 0.9657 GB, free: 11.6 MB / 0.9323 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001608/0.1245, allocations: 1.265 MB / 0.9669 GB, free: 10.32 MB / 0.9323 GB Notification: Performance of collectPreVariables (initialization): time 0.0004175/0.125, allocations: 69.7 kB / 0.967 GB, free: 10.25 MB / 0.9323 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007546/0.1257, allocations: 1.634 MB / 0.9686 GB, free: 8.594 MB / 0.9323 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007402/0.1265, allocations: 0.98 MB / 0.9695 GB, free: 7.605 MB / 0.9323 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008063/0.1273, allocations: 0.647 MB / 0.9702 GB, free: 6.945 MB / 0.9323 GB Notification: Performance of setup shared object (initialization): time 0.0001075/0.1274, allocations: 480.8 kB / 0.9706 GB, free: 6.473 MB / 0.9323 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001291/0.1287, allocations: 0.7467 MB / 0.9714 GB, free: 5.715 MB / 0.9323 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001944/0.1306, allocations: 2.083 MB / 0.9734 GB, free: 3.102 MB / 0.9323 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.003128/0.1337, allocations: 2.957 MB / 0.9763 GB, free: 15.61 MB / 0.948 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.691e-05/0.1338, allocations: 8 kB / 0.9763 GB, free: 15.61 MB / 0.948 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.01164/0.1454, allocations: 6.216 MB / 0.9824 GB, free: 9.324 MB / 0.948 GB Notification: Performance of prepare postOptimizeDAE: time 4.167e-05/0.1454, allocations: 19.94 kB / 0.9824 GB, free: 9.305 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.773e-05/0.1455, allocations: 24 kB / 0.9824 GB, free: 9.281 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01709/0.1626, allocations: 6.654 MB / 0.9889 GB, free: 2.602 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002428/0.165, allocations: 0.8541 MB / 0.9897 GB, free: 1.746 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01982/0.1848, allocations: 16.57 MB / 1.006 GB, free: 0.7891 MB / 0.9636 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002405/0.1872, allocations: 439.3 kB / 1.006 GB, free: 368 kB / 0.9636 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000286/0.1875, allocations: 151.9 kB / 1.006 GB, free: 216 kB / 0.9636 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002384/0.1899, allocations: 0.8993 MB / 1.007 GB, free: 15.3 MB / 0.9792 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001866/0.1918, allocations: 2.079 MB / 1.009 GB, free: 12.69 MB / 0.9792 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.005283/0.197, allocations: 4.076 MB / 1.013 GB, free: 8.035 MB / 0.9792 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.795e-05/0.1971, allocations: 8 kB / 1.013 GB, free: 8.027 MB / 0.9792 GB Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv3.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.01015/0.2072, allocations: 5.731 MB / 1.019 GB, free: 2.219 MB / 0.9792 GB Notification: Performance of prepare postOptimizeDAE: time 2.754e-05/0.2072, allocations: 20.06 kB / 1.019 GB, free: 2.199 MB / 0.9792 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.157e-05/0.2073, allocations: 28 kB / 1.019 GB, free: 2.172 MB / 0.9792 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01079/0.2181, allocations: 4.419 MB / 1.023 GB, free: 13.73 MB / 0.9948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002347/0.2204, allocations: 0.9088 MB / 1.024 GB, free: 12.82 MB / 0.9948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01602/0.2364, allocations: 19.08 MB / 1.043 GB, free: 9.125 MB / 1.01 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002325/0.2388, allocations: 419.3 kB / 1.043 GB, free: 8.715 MB / 1.01 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002406/0.239, allocations: 155.9 kB / 1.043 GB, free: 8.562 MB / 1.01 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[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 0.0009022/0.2399, allocations: 491 kB / 1.044 GB, free: 8.074 MB / 1.01 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004863/0.2404, allocations: 282.8 kB / 1.044 GB, free: 7.797 MB / 1.01 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01028/0.2507, allocations: 5.67 MB / 1.05 GB, free: 2.086 MB / 1.01 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.461e-05/0.2507, allocations: 32 kB / 1.05 GB, free: 2.055 MB / 1.01 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.268e-05/0.2507, allocations: 12 kB / 1.05 GB, free: 2.043 MB / 1.01 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.247e-05/0.2508, allocations: 11.95 kB / 1.05 GB, free: 2.031 MB / 1.01 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.4559/0.7067, allocations: 10.09 MB / 1.06 GB, free: 177.2 MB / 1.01 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.348e-05/0.7067, allocations: 9.344 kB / 1.06 GB, free: 177.2 MB / 1.01 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001389/0.7081, allocations: 0.6031 MB / 1.06 GB, free: 177.2 MB / 1.01 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01374/0.7218, allocations: 6.103 MB / 1.066 GB, free: 177.1 MB / 1.01 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004914/0.7223, allocations: 71.98 kB / 1.066 GB, free: 177.1 MB / 1.01 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01664/0.7389, allocations: 16.11 MB / 1.082 GB, free: 169.3 MB / 1.01 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.094e-06/0.739, allocations: 14.28 kB / 1.082 GB, free: 169.3 MB / 1.01 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01271/0.7517, allocations: 6.097 MB / 1.088 GB, free: 168 MB / 1.01 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001332/0.753, allocations: 0.6098 MB / 1.088 GB, free: 168 MB / 1.01 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003232/0.7533, allocations: 58.59 kB / 1.089 GB, free: 168 MB / 1.01 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001638/0.755, allocations: 377.9 kB / 1.089 GB, free: 168 MB / 1.01 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007581/0.7557, allocations: 237 kB / 1.089 GB, free: 168 MB / 1.01 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001802/0.7559, allocations: 93.2 kB / 1.089 GB, free: 168 MB / 1.01 GB Notification: Performance of sorting global known variables: time 0.00084/0.7567, allocations: 0.6485 MB / 1.09 GB, free: 167.8 MB / 1.01 GB Notification: Performance of sort global known variables: time 2.01e-07/0.7567, allocations: 5.094 kB / 1.09 GB, free: 167.8 MB / 1.01 GB Notification: Performance of remove unused functions: time 0.004697/0.7614, allocations: 1.832 MB / 1.092 GB, free: 167.8 MB / 1.01 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 0.0004601/0.7619, allocations: 177.8 kB / 1.092 GB, free: 167.7 MB / 1.01 GB Notification: Performance of simCode: created initialization part: time 0.01255/0.7744, allocations: 7.284 MB / 1.099 GB, free: 166.1 MB / 1.01 GB Notification: Performance of simCode: created event and clocks part: time 1.242e-05/0.7745, allocations: 1.781 kB / 1.099 GB, free: 166.1 MB / 1.01 GB Notification: Performance of simCode: created simulation system equations: time 0.005531/0.78, allocations: 2.913 MB / 1.102 GB, free: 165 MB / 1.01 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002/0.782, allocations: 294.3 kB / 1.102 GB, free: 164.8 MB / 1.01 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01124/0.7932, allocations: 7.095 MB / 1.109 GB, free: 161.7 MB / 1.01 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001329/0.7946, allocations: 1.115 MB / 1.11 GB, free: 161.4 MB / 1.01 GB Notification: Performance of simCode: alias equations: time 0.002996/0.7975, allocations: 1.4 MB / 1.111 GB, free: 161.1 MB / 1.01 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005021/0.7981, allocations: 166.9 kB / 1.112 GB, free: 161.1 MB / 1.01 GB Notification: Performance of SimCode: time 2.043e-06/0.7981, allocations: 0 / 1.112 GB, free: 161.1 MB / 1.01 GB Notification: Performance of Templates: time 0.06776/0.8658, allocations: 79.95 MB / 1.19 GB, free: 103.7 MB / 1.01 GB " [Timeout remaining time 299] make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300] (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 7.078748898115009]