Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_8_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 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_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 0.001545/0.001545, allocations: 105.4 kB / 15.7 MB, free: 24 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001965/0.001965, allocations: 190 kB / 16.64 MB, free: 6.594 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.598/1.598, allocations: 205.1 MB / 222.5 MB, free: 4.57 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.899/1.899, allocations: 292.3 MB / 0.549 GB, free: 12.8 MB / 462.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001455/0.001455, allocations: 68.14 kB / 0.6723 GB, free: 25.95 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2364/0.2379, allocations: 114.6 MB / 0.7842 GB, free: 12.75 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02222/0.2601, allocations: 18.15 MB / 0.8019 GB, free: 10.54 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.01239/0.2726, allocations: 6.844 MB / 0.8086 GB, free: 3.668 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002306/0.2749, allocations: 55.88 kB / 0.8086 GB, free: 3.613 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.004632/0.2796, allocations: 1.462 MB / 0.8101 GB, free: 2.148 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.005034/0.2847, allocations: 1.401 MB / 0.8114 GB, free: 0.7422 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.004537/0.2893, allocations: 1.281 MB / 0.8127 GB, free: 15.46 MB / 0.6387 GB Notification: Performance of NFFlatten.flatten: time 0.007407/0.2967, allocations: 5.445 MB / 0.818 GB, free: 10 MB / 0.6387 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009854/0.3066, allocations: 7.072 MB / 0.8249 GB, free: 2.816 MB / 0.6387 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003871/0.3105, allocations: 2.353 MB / 0.8272 GB, free: 468 kB / 0.6387 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005042/0.3155, allocations: 2.945 MB / 0.8301 GB, free: 13.5 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.00186/0.3174, allocations: 0.5156 MB / 0.8306 GB, free: 12.99 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004206/0.3217, allocations: 1.268 MB / 0.8318 GB, free: 11.72 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.004551/0.3262, allocations: 2.242 MB / 0.834 GB, free: 9.473 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.005767/0.332, allocations: 2.163 MB / 0.8361 GB, free: 7.301 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.01061/0.3427, allocations: 7.736 MB / 0.8437 GB, free: 15.54 MB / 0.67 GB Notification: Performance of FrontEnd - DAE generated: time 6.422e-06/0.3427, allocations: 0 / 0.8437 GB, free: 15.54 MB / 0.67 GB Notification: Performance of FrontEnd: time 2.174e-06/0.3427, allocations: 0 / 0.8437 GB, free: 15.54 MB / 0.67 GB Notification: Performance of Transformations before backend: time 0.0002691/0.343, allocations: 0 / 0.8437 GB, free: 15.54 MB / 0.67 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 0.01157/0.3546, allocations: 3.798 MB / 0.8474 GB, free: 11.69 MB / 0.67 GB Notification: Performance of prepare preOptimizeDAE: time 5.728e-05/0.3547, allocations: 12.03 kB / 0.8474 GB, free: 11.68 MB / 0.67 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01386/0.3685, allocations: 2.341 MB / 0.8497 GB, free: 9.328 MB / 0.67 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006141/0.3747, allocations: 2.171 MB / 0.8518 GB, free: 7.113 MB / 0.67 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003044/0.3751, allocations: 263.4 kB / 0.852 GB, free: 6.855 MB / 0.67 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001854/0.3769, allocations: 355.8 kB / 0.8524 GB, free: 6.508 MB / 0.67 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02005/0.397, allocations: 7.092 MB / 0.8593 GB, free: 15.31 MB / 0.6856 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001795/0.3972, allocations: 7.938 kB / 0.8593 GB, free: 15.3 MB / 0.6856 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001386/0.3986, allocations: 148 kB / 0.8595 GB, free: 15.16 MB / 0.6856 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005485/0.3992, allocations: 326 kB / 0.8598 GB, free: 14.84 MB / 0.6856 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01783/0.417, allocations: 6.992 MB / 0.8666 GB, free: 7.836 MB / 0.6856 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04134/0.4584, allocations: 26.35 MB / 0.8923 GB, free: 11.32 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009341/0.4678, allocations: 4.996 MB / 0.8972 GB, free: 6.012 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006173/0.474, allocations: 2.608 MB / 0.8998 GB, free: 3.387 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003275/0.4743, allocations: 127 kB / 0.8999 GB, free: 3.246 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.536e-05/0.4744, allocations: 60.5 kB / 0.8999 GB, free: 3.176 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=208): time 4.719e-06/0.4744, allocations: 4 kB / 0.8999 GB, free: 3.172 MB / 0.7169 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 0.539/1.013, allocations: 30.88 MB / 0.9301 GB, free: 124 MB / 0.7325 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001125/1.014, allocations: 239.1 kB / 0.9303 GB, free: 123.8 MB / 0.7325 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002089/1.016, allocations: 1.403 MB / 0.9317 GB, free: 123.2 MB / 0.7325 GB Notification: Performance of collectPreVariables (initialization): time 0.0004868/1.016, allocations: 68.2 kB / 0.9318 GB, free: 123.2 MB / 0.7325 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008522/1.017, allocations: 1.486 MB / 0.9332 GB, free: 122 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008917/1.018, allocations: 0.9182 MB / 0.9341 GB, free: 121.3 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001132/1.019, allocations: 0.6301 MB / 0.9347 GB, free: 121.1 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 5.048e-05/1.019, allocations: 308 kB / 0.935 GB, free: 120.8 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005823/1.025, allocations: 2.669 MB / 0.9376 GB, free: 119.9 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006746/1.032, allocations: 3.545 MB / 0.9411 GB, free: 118.1 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01228/1.044, allocations: 6.384 MB / 0.9473 GB, free: 115 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.688e-05/1.044, allocations: 8.406 kB / 0.9473 GB, free: 115 MB / 0.7325 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 0.02719/1.071, allocations: 10.94 MB / 0.958 GB, free: 110.1 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 5.022e-05/1.071, allocations: 20.36 kB / 0.958 GB, free: 110.1 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.038e-05/1.071, allocations: 31.38 kB / 0.9581 GB, free: 110.1 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01771/1.089, allocations: 5.476 MB / 0.9634 GB, free: 107.5 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004104/1.093, allocations: 0.993 MB / 0.9644 GB, free: 107.2 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03439/1.128, allocations: 28.14 MB / 0.9919 GB, free: 80.79 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00505/1.133, allocations: 0.5505 MB / 0.9924 GB, free: 80.24 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005823/1.133, allocations: 155.9 kB / 0.9925 GB, free: 80.09 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007733/1.141, allocations: 3.964 MB / 0.9964 GB, free: 76.11 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005527/1.147, allocations: 3.513 MB / 0.9998 GB, free: 72.23 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07674/1.224, allocations: 24.56 MB / 1.024 GB, free: 47.19 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.229e-05/1.224, allocations: 8 kB / 1.024 GB, free: 47.18 MB / 0.7325 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 0.02199/1.246, allocations: 10.48 MB / 1.034 GB, free: 36.55 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 3.27e-05/1.246, allocations: 19.94 kB / 1.034 GB, free: 36.53 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.873e-05/1.246, allocations: 28 kB / 1.034 GB, free: 36.5 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01328/1.259, allocations: 4.245 MB / 1.038 GB, free: 32.24 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004266/1.263, allocations: 1.041 MB / 1.039 GB, free: 31.2 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02767/1.291, allocations: 27.12 MB / 1.066 GB, free: 3.398 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004436/1.295, allocations: 0.5342 MB / 1.066 GB, free: 2.863 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004491/1.296, allocations: 155.9 kB / 1.066 GB, free: 2.711 MB / 0.7325 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 0.0008641/1.297, allocations: 401.9 kB / 1.067 GB, free: 2.316 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005978/1.297, allocations: 197.7 kB / 1.067 GB, free: 2.121 MB / 0.7325 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 0.02631/1.324, allocations: 10.17 MB / 1.077 GB, free: 7.883 MB / 0.7481 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.224e-05/1.324, allocations: 28 kB / 1.077 GB, free: 7.855 MB / 0.7481 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.527e-05/1.324, allocations: 16 kB / 1.077 GB, free: 7.84 MB / 0.7481 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.953e-05/1.324, allocations: 19.94 kB / 1.077 GB, free: 7.82 MB / 0.7481 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 0.03691/1.361, allocations: 16.28 MB / 1.093 GB, free: 7.375 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.621e-05/1.361, allocations: 8 kB / 1.093 GB, free: 7.367 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003582/1.364, allocations: 0.7383 MB / 1.094 GB, free: 6.629 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01781/1.382, allocations: 5.099 MB / 1.099 GB, free: 1.512 MB / 0.7637 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006367/1.383, allocations: 78.58 kB / 1.099 GB, free: 1.438 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04133/1.424, allocations: 27.18 MB / 1.125 GB, free: 5.777 MB / 0.795 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.108e-05/1.424, allocations: 12.03 kB / 1.125 GB, free: 5.766 MB / 0.795 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 0.0262/1.451, allocations: 10.12 MB / 1.135 GB, free: 11.39 MB / 0.8106 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002282/1.453, allocations: 0.7171 MB / 1.136 GB, free: 10.65 MB / 0.8106 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006674/1.454, allocations: 56 kB / 1.136 GB, free: 10.59 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003664/1.457, allocations: 0.4992 MB / 1.136 GB, free: 10.09 MB / 0.8106 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007865/1.458, allocations: 226.3 kB / 1.137 GB, free: 9.871 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002422/1.458, allocations: 95.95 kB / 1.137 GB, free: 9.777 MB / 0.8106 GB Notification: Performance of sorting global known variables: time 0.001339/1.46, allocations: 0.9528 MB / 1.138 GB, free: 8.82 MB / 0.8106 GB Notification: Performance of sort global known variables: time 1.4e-07/1.46, allocations: 0 / 1.138 GB, free: 8.82 MB / 0.8106 GB Notification: Performance of remove unused functions: time 0.006142/1.466, allocations: 1.832 MB / 1.139 GB, free: 6.992 MB / 0.8106 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 0.0004164/1.466, allocations: 181.1 kB / 1.14 GB, free: 6.809 MB / 0.8106 GB Notification: Performance of simCode: created initialization part: time 0.02883/1.495, allocations: 12.41 MB / 1.152 GB, free: 10.3 MB / 0.8262 GB Notification: Performance of simCode: created event and clocks part: time 1.318e-05/1.495, allocations: 4 kB / 1.152 GB, free: 10.3 MB / 0.8262 GB Notification: Performance of simCode: created simulation system equations: time 0.01049/1.506, allocations: 4.402 MB / 1.156 GB, free: 5.859 MB / 0.8262 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002218/1.508, allocations: 264.5 kB / 1.156 GB, free: 5.605 MB / 0.8262 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02387/1.532, allocations: 9.438 MB / 1.165 GB, free: 12.07 MB / 0.8419 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003228/1.535, allocations: 2.84 MB / 1.168 GB, free: 9.195 MB / 0.8419 GB Notification: Performance of simCode: alias equations: time 0.004325/1.539, allocations: 1.633 MB / 1.17 GB, free: 7.566 MB / 0.8419 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006316/1.54, allocations: 175.3 kB / 1.17 GB, free: 7.395 MB / 0.8419 GB Notification: Performance of SimCode: time 6.21e-07/1.54, allocations: 0 / 1.17 GB, free: 7.395 MB / 0.8419 GB Notification: Performance of Templates: time 0.1084/1.648, allocations: 77.19 MB / 1.245 GB, free: 10.4 MB / 0.92 GB make -j1 -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)