Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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 12.0.0-master/package.mo", uses=false) Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/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.BalancedStepUp.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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001802/0.001802, allocations: 108 kB / 15.6 MB, free: 132 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001985/0.001986, allocations: 195.9 kB / 16.53 MB, free: 6.391 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.642/1.642, allocations: 222.9 MB / 240.2 MB, free: 4.383 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 2.911/2.911, allocations: 472.6 MB / 0.7451 GB, free: 4.633 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.001349/0.001349, allocations: 64.31 kB / 0.912 GB, free: 33.36 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3209/0.3223, allocations: 159.9 MB / 1.068 GB, free: 10.38 MB / 0.8262 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02156/0.3438, allocations: 18.19 MB / 1.086 GB, free: 8.125 MB / 0.8419 GB Notification: Performance of NFInst.instExpressions: time 0.01184/0.3557, allocations: 6.804 MB / 1.093 GB, free: 1.305 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001975/0.3577, allocations: 55.88 kB / 1.093 GB, free: 1.25 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.003708/0.3615, allocations: 1.461 MB / 1.094 GB, free: 15.79 MB / 0.8575 GB Notification: Performance of NFTyping.typeBindings: time 0.003694/0.3652, allocations: 1.424 MB / 1.095 GB, free: 14.36 MB / 0.8575 GB Notification: Performance of NFTyping.typeClassSections: time 0.003131/0.3684, allocations: 1.263 MB / 1.097 GB, free: 13.09 MB / 0.8575 GB Notification: Performance of NFFlatten.flatten: time 0.005662/0.3741, allocations: 5.457 MB / 1.102 GB, free: 7.621 MB / 0.8575 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008253/0.3823, allocations: 7.174 MB / 1.109 GB, free: 336 kB / 0.8575 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004137/0.3865, allocations: 2.338 MB / 1.111 GB, free: 13.98 MB / 0.8731 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004628/0.3911, allocations: 2.957 MB / 1.114 GB, free: 11.02 MB / 0.8731 GB Notification: Performance of NFPackage.collectConstants: time 0.001207/0.3924, allocations: 0.5117 MB / 1.115 GB, free: 10.51 MB / 0.8731 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003132/0.3955, allocations: 1.272 MB / 1.116 GB, free: 9.234 MB / 0.8731 GB Notification: Performance of NFScalarize.scalarize: time 0.002679/0.3982, allocations: 2.242 MB / 1.118 GB, free: 6.988 MB / 0.8731 GB Notification: Performance of NFVerifyModel.verify: time 0.002977/0.4012, allocations: 2.171 MB / 1.12 GB, free: 4.809 MB / 0.8731 GB Notification: Performance of NFConvertDAE.convert: time 0.008048/0.4093, allocations: 7.694 MB / 1.128 GB, free: 13.09 MB / 0.8887 GB Notification: Performance of FrontEnd - DAE generated: time 6.442e-06/0.4093, allocations: 0 / 1.128 GB, free: 13.09 MB / 0.8887 GB Notification: Performance of FrontEnd: time 1.994e-06/0.4093, allocations: 0 / 1.128 GB, free: 13.09 MB / 0.8887 GB Notification: Performance of Transformations before backend: time 0.0001654/0.4095, allocations: 7.984 kB / 1.128 GB, free: 13.09 MB / 0.8887 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.009308/0.4188, allocations: 3.784 MB / 1.131 GB, free: 9.242 MB / 0.8887 GB Notification: Performance of prepare preOptimizeDAE: time 4.476e-05/0.4189, allocations: 12.03 kB / 1.131 GB, free: 9.23 MB / 0.8887 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01351/0.4324, allocations: 2.407 MB / 1.134 GB, free: 6.816 MB / 0.8887 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005383/0.4378, allocations: 2.159 MB / 1.136 GB, free: 4.613 MB / 0.8887 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002304/0.438, allocations: 259.4 kB / 1.136 GB, free: 4.359 MB / 0.8887 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001174/0.4392, allocations: 351.8 kB / 1.137 GB, free: 4.016 MB / 0.8887 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01551/0.4548, allocations: 7.126 MB / 1.143 GB, free: 12.79 MB / 0.9044 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.000102/0.4549, allocations: 7.938 kB / 1.143 GB, free: 12.78 MB / 0.9044 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008001/0.4557, allocations: 144 kB / 1.144 GB, free: 12.64 MB / 0.9044 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004707/0.4562, allocations: 330 kB / 1.144 GB, free: 12.31 MB / 0.9044 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01655/0.4727, allocations: 7.035 MB / 1.151 GB, free: 5.266 MB / 0.9044 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03529/0.5081, allocations: 26.61 MB / 1.177 GB, free: 8.484 MB / 0.9356 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008683/0.5168, allocations: 4.988 MB / 1.182 GB, free: 3.195 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006008/0.5228, allocations: 2.604 MB / 1.184 GB, free: 0.5703 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000297/0.5231, allocations: 127 kB / 1.184 GB, free: 440 kB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.976e-05/0.5232, allocations: 68.5 kB / 1.184 GB, free: 360 kB / 0.9356 GB Notification: Performance of pre-optimization done (n=208): time 4.688e-06/0.5232, allocations: 3.938 kB / 1.184 GB, free: 356 kB / 0.9356 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 0.1072/0.6304, allocations: 30.89 MB / 1.215 GB, free: 1.367 MB / 0.9669 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001247/0.6306, allocations: 239.6 kB / 1.215 GB, free: 1.086 MB / 0.9669 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002429/0.633, allocations: 1.431 MB / 1.216 GB, free: 15.64 MB / 0.9825 GB Notification: Performance of collectPreVariables (initialization): time 0.00046/0.6335, allocations: 65.7 kB / 1.216 GB, free: 15.57 MB / 0.9825 GB Notification: Performance of collectInitialEqns (initialization): time 0.001031/0.6346, allocations: 1.489 MB / 1.218 GB, free: 14.06 MB / 0.9825 GB Notification: Performance of collectInitialBindings (initialization): time 0.001148/0.6357, allocations: 0.9165 MB / 1.219 GB, free: 13.13 MB / 0.9825 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001509/0.6372, allocations: 0.6357 MB / 1.219 GB, free: 12.49 MB / 0.9825 GB Notification: Performance of setup shared object (initialization): time 0.0001076/0.6374, allocations: 305.1 kB / 1.22 GB, free: 12.19 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006117/0.6435, allocations: 2.69 MB / 1.222 GB, free: 9.488 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0066/0.6501, allocations: 3.571 MB / 1.226 GB, free: 5.543 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01281/0.6629, allocations: 6.406 MB / 1.232 GB, free: 14.74 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.984e-05/0.663, allocations: 8 kB / 1.232 GB, free: 14.73 MB / 0.9981 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 0.02871/0.6917, allocations: 10.98 MB / 1.243 GB, free: 3.645 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 5.04e-05/0.6918, allocations: 16 kB / 1.243 GB, free: 3.629 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.377e-05/0.6918, allocations: 24 kB / 1.243 GB, free: 3.605 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.6424/1.334, allocations: 5.581 MB / 1.248 GB, free: 164.7 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00463/1.339, allocations: 0.995 MB / 1.249 GB, free: 164.7 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04506/1.384, allocations: 28.21 MB / 1.277 GB, free: 152.6 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004785/1.389, allocations: 0.5752 MB / 1.277 GB, free: 152.6 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004127/1.389, allocations: 152.7 kB / 1.277 GB, free: 152.6 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008982/1.398, allocations: 3.983 MB / 1.281 GB, free: 151.2 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006423/1.405, allocations: 3.534 MB / 1.285 GB, free: 149.4 MB / 0.9981 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08357/1.488, allocations: 24.67 MB / 1.309 GB, free: 139.1 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.826e-05/1.488, allocations: 7.719 kB / 1.309 GB, free: 139.1 MB / 0.9981 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 0.02484/1.513, allocations: 10.52 MB / 1.319 GB, free: 129.2 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 6.237e-05/1.513, allocations: 21.5 kB / 1.319 GB, free: 129.1 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.16e-05/1.513, allocations: 28 kB / 1.319 GB, free: 129.1 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01409/1.527, allocations: 4.344 MB / 1.323 GB, free: 124.8 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004495/1.532, allocations: 1.036 MB / 1.324 GB, free: 123.7 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03001/1.562, allocations: 27.16 MB / 1.351 GB, free: 95.93 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004562/1.567, allocations: 0.5498 MB / 1.351 GB, free: 95.38 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005579/1.567, allocations: 148 kB / 1.352 GB, free: 95.23 MB / 0.9981 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 0.001096/1.568, allocations: 399.9 kB / 1.352 GB, free: 94.86 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007097/1.569, allocations: 201.7 kB / 1.352 GB, free: 94.66 MB / 0.9981 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 0.02419/1.593, allocations: 10.17 MB / 1.362 GB, free: 84.42 MB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.05e-05/1.593, allocations: 28 kB / 1.362 GB, free: 84.39 MB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.062e-05/1.593, allocations: 12 kB / 1.362 GB, free: 84.38 MB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.556e-05/1.593, allocations: 15.95 kB / 1.362 GB, free: 84.37 MB / 0.9981 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 0.03568/1.629, allocations: 16.33 MB / 1.378 GB, free: 67.87 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.814e-05/1.629, allocations: 15.94 kB / 1.378 GB, free: 67.85 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003349/1.633, allocations: 0.7411 MB / 1.379 GB, free: 67.11 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01755/1.65, allocations: 5.193 MB / 1.384 GB, free: 61.9 MB / 0.9981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007064/1.651, allocations: 79.95 kB / 1.384 GB, free: 61.82 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03482/1.686, allocations: 27.24 MB / 1.411 GB, free: 34.11 MB / 0.9981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.608e-06/1.686, allocations: 12.03 kB / 1.411 GB, free: 34.09 MB / 0.9981 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 0.02464/1.71, allocations: 10.13 MB / 1.42 GB, free: 23.72 MB / 0.9981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001728/1.712, allocations: 0.7236 MB / 1.421 GB, free: 22.98 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008871/1.713, allocations: 56 kB / 1.421 GB, free: 22.93 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00398/1.717, allocations: 0.5031 MB / 1.422 GB, free: 22.42 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009452/1.718, allocations: 230.3 kB / 1.422 GB, free: 22.2 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003784/1.718, allocations: 91.95 kB / 1.422 GB, free: 22.11 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.001524/1.72, allocations: 0.9762 MB / 1.423 GB, free: 21.12 MB / 0.9981 GB Notification: Performance of sort global known variables: time 4.01e-07/1.72, allocations: 0 / 1.423 GB, free: 21.12 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.007269/1.727, allocations: 1.844 MB / 1.425 GB, free: 19.28 MB / 0.9981 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 0.0006756/1.728, allocations: 180.1 kB / 1.425 GB, free: 19.1 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.03217/1.76, allocations: 14.4 MB / 1.439 GB, free: 4.629 MB / 0.9981 GB Notification: Performance of simCode: created event and clocks part: time 1.293e-05/1.76, allocations: 0 / 1.439 GB, free: 4.629 MB / 0.9981 GB Notification: Performance of simCode: created simulation system equations: time 0.009556/1.77, allocations: 4.389 MB / 1.443 GB, free: 212 kB / 0.9981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002486/1.772, allocations: 274.5 kB / 1.444 GB, free: 15.95 MB / 1.014 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02504/1.797, allocations: 9.501 MB / 1.453 GB, free: 6.344 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003797/1.801, allocations: 2.829 MB / 1.456 GB, free: 3.48 MB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.005525/1.807, allocations: 1.649 MB / 1.457 GB, free: 1.828 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007552/1.807, allocations: 175.3 kB / 1.457 GB, free: 1.656 MB / 1.014 GB Notification: Performance of SimCode: time 5.31e-07/1.808, allocations: 4 kB / 1.457 GB, free: 1.652 MB / 1.014 GB Notification: Performance of Templates: time 0.1162/1.924, allocations: 77.63 MB / 1.533 GB, free: 4.203 MB / 1.092 GB make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)