Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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.BalancedStepDown.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.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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.BalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.005973/0.005973, allocations: 101.2 kB / 15.73 MB, free: 6.043 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001306/0.001306, allocations: 186.2 kB / 16.67 MB, free: 5.973 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.511/1.511, allocations: 222.9 MB / 240.4 MB, free: 4.312 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.615/2.615, allocations: 390.2 MB / 0.6648 GB, free: 164 kB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001445/0.001446, allocations: 66.27 kB / 0.9509 GB, free: 5.566 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.308/0.3095, allocations: 140.4 MB / 1.088 GB, free: 1.43 MB / 0.8419 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02211/0.3316, allocations: 18.18 MB / 1.106 GB, free: 15.18 MB / 0.8731 GB Notification: Performance of NFInst.instExpressions: time 0.01178/0.3434, allocations: 6.789 MB / 1.112 GB, free: 8.367 MB / 0.8731 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002403/0.3459, allocations: 59.81 kB / 1.112 GB, free: 8.309 MB / 0.8731 GB Notification: Performance of NFTyping.typeComponents: time 0.004424/0.3503, allocations: 1.468 MB / 1.114 GB, free: 6.836 MB / 0.8731 GB Notification: Performance of NFTyping.typeBindings: time 0.004226/0.3546, allocations: 1.443 MB / 1.115 GB, free: 5.387 MB / 0.8731 GB Notification: Performance of NFTyping.typeClassSections: time 0.003716/0.3583, allocations: 1.254 MB / 1.117 GB, free: 4.133 MB / 0.8731 GB Notification: Performance of NFFlatten.flatten: time 0.006598/0.3649, allocations: 5.445 MB / 1.122 GB, free: 14.68 MB / 0.8887 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007771/0.3727, allocations: 7.08 MB / 1.129 GB, free: 7.484 MB / 0.8887 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003956/0.3767, allocations: 2.365 MB / 1.131 GB, free: 5.113 MB / 0.8887 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004597/0.3813, allocations: 2.953 MB / 1.134 GB, free: 2.152 MB / 0.8887 GB Notification: Performance of NFPackage.collectConstants: time 0.0008617/0.3822, allocations: 0.5117 MB / 1.134 GB, free: 1.641 MB / 0.8887 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002528/0.3847, allocations: 1.26 MB / 1.136 GB, free: 388 kB / 0.8887 GB Notification: Performance of NFScalarize.scalarize: time 0.002266/0.387, allocations: 2.234 MB / 1.138 GB, free: 14.14 MB / 0.9044 GB Notification: Performance of NFVerifyModel.verify: time 0.002715/0.3897, allocations: 2.175 MB / 1.14 GB, free: 11.96 MB / 0.9044 GB Notification: Performance of NFConvertDAE.convert: time 0.008429/0.3982, allocations: 7.729 MB / 1.148 GB, free: 4.207 MB / 0.9044 GB Notification: Performance of FrontEnd - DAE generated: time 7.995e-06/0.3982, allocations: 0 / 1.148 GB, free: 4.207 MB / 0.9044 GB Notification: Performance of FrontEnd: time 3.837e-06/0.3983, allocations: 0 / 1.148 GB, free: 4.207 MB / 0.9044 GB Notification: Performance of Transformations before backend: time 0.0002106/0.3985, allocations: 3.938 kB / 1.148 GB, free: 4.203 MB / 0.9044 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 0.008801/0.4073, allocations: 3.78 MB / 1.151 GB, free: 372 kB / 0.9044 GB Notification: Performance of prepare preOptimizeDAE: time 4.425e-05/0.4073, allocations: 8.031 kB / 1.151 GB, free: 364 kB / 0.9044 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01318/0.4205, allocations: 2.407 MB / 1.154 GB, free: 13.94 MB / 0.92 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005352/0.4259, allocations: 2.178 MB / 1.156 GB, free: 11.72 MB / 0.92 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003342/0.4263, allocations: 263.4 kB / 1.156 GB, free: 11.46 MB / 0.92 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001733/0.428, allocations: 347.9 kB / 1.156 GB, free: 11.12 MB / 0.92 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0204/0.4484, allocations: 7.128 MB / 1.163 GB, free: 3.895 MB / 0.92 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001498/0.4486, allocations: 3.938 kB / 1.163 GB, free: 3.891 MB / 0.92 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001356/0.45, allocations: 148 kB / 1.163 GB, free: 3.746 MB / 0.92 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005527/0.4506, allocations: 334 kB / 1.164 GB, free: 3.418 MB / 0.92 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0178/0.4684, allocations: 7.035 MB / 1.171 GB, free: 12.37 MB / 0.9356 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04039/0.5088, allocations: 26.42 MB / 1.196 GB, free: 15.77 MB / 0.9669 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009658/0.5185, allocations: 4.99 MB / 1.201 GB, free: 10.47 MB / 0.9669 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006136/0.5247, allocations: 2.604 MB / 1.204 GB, free: 7.844 MB / 0.9669 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003292/0.525, allocations: 131 kB / 1.204 GB, free: 7.699 MB / 0.9669 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.569e-05/0.5251, allocations: 72.48 kB / 1.204 GB, free: 7.617 MB / 0.9669 GB Notification: Performance of pre-optimization done (n=208): time 4.619e-06/0.5251, allocations: 0 / 1.204 GB, free: 7.617 MB / 0.9669 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 0.1076/0.6327, allocations: 30.91 MB / 1.234 GB, free: 8.617 MB / 0.9981 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001592/0.6329, allocations: 243.6 kB / 1.234 GB, free: 8.332 MB / 0.9981 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002649/0.6356, allocations: 1.431 MB / 1.236 GB, free: 6.891 MB / 0.9981 GB Notification: Performance of collectPreVariables (initialization): time 0.0004989/0.6361, allocations: 69.7 kB / 1.236 GB, free: 6.816 MB / 0.9981 GB Notification: Performance of collectInitialEqns (initialization): time 0.001055/0.6372, allocations: 1.482 MB / 1.237 GB, free: 5.312 MB / 0.9981 GB Notification: Performance of collectInitialBindings (initialization): time 0.001187/0.6384, allocations: 0.9164 MB / 1.238 GB, free: 4.383 MB / 0.9981 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001675/0.64, allocations: 0.6319 MB / 1.239 GB, free: 3.742 MB / 0.9981 GB Notification: Performance of setup shared object (initialization): time 0.00011/0.6402, allocations: 309.1 kB / 1.239 GB, free: 3.438 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006093/0.6463, allocations: 2.694 MB / 1.242 GB, free: 0.7344 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007241/0.6535, allocations: 3.571 MB / 1.245 GB, free: 12.79 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0132/0.6668, allocations: 6.395 MB / 1.252 GB, free: 5.992 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.465e-05/0.6668, allocations: 12 kB / 1.252 GB, free: 5.98 MB / 1.014 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 0.8034/1.47, allocations: 11.03 MB / 1.262 GB, free: 153.5 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 6.738e-05/1.47, allocations: 15.62 kB / 1.262 GB, free: 153.5 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.829e-05/1.47, allocations: 26.56 kB / 1.262 GB, free: 153.5 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02391/1.494, allocations: 5.544 MB / 1.268 GB, free: 153.4 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004833/1.499, allocations: 0.9902 MB / 1.269 GB, free: 153.3 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04815/1.547, allocations: 28.18 MB / 1.296 GB, free: 139 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.006049/1.553, allocations: 0.5718 MB / 1.297 GB, free: 138.9 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001036/1.555, allocations: 152.5 kB / 1.297 GB, free: 138.9 MB / 1.014 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01029/1.565, allocations: 3.993 MB / 1.301 GB, free: 137.2 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006845/1.572, allocations: 3.534 MB / 1.304 GB, free: 134.7 MB / 1.014 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08164/1.653, allocations: 24.64 MB / 1.328 GB, free: 117.7 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.968e-05/1.653, allocations: 8 kB / 1.328 GB, free: 117.7 MB / 1.014 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 0.0258/1.679, allocations: 10.52 MB / 1.339 GB, free: 107.2 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 4.634e-05/1.679, allocations: 22.33 kB / 1.339 GB, free: 107.1 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.707e-05/1.679, allocations: 28 kB / 1.339 GB, free: 107.1 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01432/1.694, allocations: 4.325 MB / 1.343 GB, free: 102.8 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004961/1.699, allocations: 1.041 MB / 1.344 GB, free: 101.7 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03077/1.73, allocations: 27.11 MB / 1.37 GB, free: 73.97 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005047/1.735, allocations: 0.5537 MB / 1.371 GB, free: 73.42 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009562/1.736, allocations: 144 kB / 1.371 GB, free: 73.28 MB / 1.014 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 0.001838/1.737, allocations: 401.2 kB / 1.371 GB, free: 72.89 MB / 1.014 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001166/1.739, allocations: 197.7 kB / 1.372 GB, free: 72.7 MB / 1.014 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 0.02555/1.764, allocations: 10.17 MB / 1.382 GB, free: 62.46 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.354e-05/1.764, allocations: 31.94 kB / 1.382 GB, free: 62.43 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.301e-05/1.764, allocations: 12 kB / 1.382 GB, free: 62.41 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.474e-05/1.764, allocations: 11.95 kB / 1.382 GB, free: 62.4 MB / 1.014 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 0.03347/1.798, allocations: 16.27 MB / 1.398 GB, free: 45.97 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.345e-05/1.798, allocations: 11.98 kB / 1.398 GB, free: 45.96 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003348/1.801, allocations: 0.7334 MB / 1.398 GB, free: 45.22 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01721/1.819, allocations: 5.177 MB / 1.403 GB, free: 40.02 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008841/1.819, allocations: 71.94 kB / 1.403 GB, free: 39.95 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03735/1.857, allocations: 27.25 MB / 1.43 GB, free: 12.23 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.148e-05/1.857, allocations: 15.97 kB / 1.43 GB, free: 12.21 MB / 1.014 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 0.024/1.881, allocations: 10.09 MB / 1.44 GB, free: 1.879 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001871/1.883, allocations: 0.7225 MB / 1.441 GB, free: 1.137 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001007/1.884, allocations: 66.8 kB / 1.441 GB, free: 1.074 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004205/1.888, allocations: 0.4992 MB / 1.441 GB, free: 0.5742 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00145/1.89, allocations: 230.4 kB / 1.441 GB, free: 356 kB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0006072/1.89, allocations: 87.95 kB / 1.441 GB, free: 268 kB / 1.014 GB Notification: Performance of sorting global known variables: time 0.002687/1.893, allocations: 0.9762 MB / 1.442 GB, free: 15.28 MB / 1.029 GB Notification: Performance of sort global known variables: time 2.174e-06/1.893, allocations: 0 / 1.442 GB, free: 15.28 MB / 1.029 GB Notification: Performance of remove unused functions: time 0.009691/1.903, allocations: 1.852 MB / 1.444 GB, free: 13.43 MB / 1.029 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 0.0008274/1.903, allocations: 177 kB / 1.444 GB, free: 13.25 MB / 1.029 GB Notification: Performance of simCode: created initialization part: time 0.03532/1.939, allocations: 12.45 MB / 1.457 GB, free: 0.7031 MB / 1.029 GB Notification: Performance of simCode: created event and clocks part: time 2.234e-05/1.939, allocations: 0 / 1.457 GB, free: 0.7031 MB / 1.029 GB Notification: Performance of simCode: created simulation system equations: time 0.01332/1.952, allocations: 4.423 MB / 1.461 GB, free: 12.23 MB / 1.045 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003412/1.956, allocations: 276.2 kB / 1.461 GB, free: 11.97 MB / 1.045 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02618/1.982, allocations: 8.944 MB / 1.47 GB, free: 2.934 MB / 1.045 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005197/1.987, allocations: 2.833 MB / 1.473 GB, free: 72 kB / 1.045 GB Notification: Performance of simCode: alias equations: time 0.005439/1.993, allocations: 1.656 MB / 1.474 GB, free: 14.41 MB / 1.061 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000931/1.994, allocations: 167.3 kB / 1.474 GB, free: 14.25 MB / 1.061 GB Notification: Performance of SimCode: time 1.273e-06/1.994, allocations: 7.938 kB / 1.474 GB, free: 14.24 MB / 1.061 GB Notification: Performance of Templates: time 0.1314/2.125, allocations: 78.73 MB / 1.551 GB, free: 15.66 MB / 1.139 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)