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 0.001447/0.001447, allocations: 104.1 kB / 16.35 MB, free: 5.879 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001243/0.001243, allocations: 195.1 kB / 17.29 MB, free: 5.516 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.439/1.439, allocations: 205.1 MB / 223.2 MB, free: 12.25 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.75/1.75, allocations: 292.3 MB / 0.5496 GB, free: 17.47 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 0.001481/0.001481, allocations: 79.84 kB / 0.6729 GB, free: 5.836 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2343/0.2358, allocations: 114.6 MB / 0.7848 GB, free: 3.168 MB / 0.6544 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.4652/0.701, allocations: 18.15 MB / 0.8025 GB, free: 40.3 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.01078/0.7118, allocations: 6.821 MB / 0.8092 GB, free: 35.7 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002011/0.7139, allocations: 58.75 kB / 0.8093 GB, free: 35.69 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.003792/0.7178, allocations: 1.459 MB / 0.8107 GB, free: 34.82 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.004018/0.7218, allocations: 1.394 MB / 0.812 GB, free: 34.05 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.003778/0.7256, allocations: 1.283 MB / 0.8133 GB, free: 33.37 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.008172/0.7338, allocations: 5.448 MB / 0.8186 GB, free: 31.07 MB / 0.6544 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009282/0.7431, allocations: 7.195 MB / 0.8256 GB, free: 28.46 MB / 0.6544 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004959/0.7481, allocations: 2.345 MB / 0.8279 GB, free: 27.41 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00644/0.7546, allocations: 2.954 MB / 0.8308 GB, free: 26.17 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.00233/0.757, allocations: 0.5119 MB / 0.8313 GB, free: 26.17 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005149/0.7621, allocations: 1.268 MB / 0.8326 GB, free: 25.89 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.005754/0.7679, allocations: 2.243 MB / 0.8347 GB, free: 25.04 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.007256/0.7752, allocations: 2.165 MB / 0.8369 GB, free: 23.64 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.01425/0.7895, allocations: 7.741 MB / 0.8444 GB, free: 20.68 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 6.392e-06/0.7896, allocations: 1.312 kB / 0.8444 GB, free: 20.68 MB / 0.6544 GB Notification: Performance of FrontEnd: time 3.036e-06/0.7896, allocations: 1.125 kB / 0.8444 GB, free: 20.68 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0003181/0.7899, allocations: 0 / 0.8444 GB, free: 20.68 MB / 0.6544 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 0.01499/0.8049, allocations: 3.792 MB / 0.8481 GB, free: 18.14 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 4.046e-05/0.805, allocations: 8.969 kB / 0.8481 GB, free: 18.14 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01272/0.8177, allocations: 2.343 MB / 0.8504 GB, free: 17.02 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006683/0.8244, allocations: 2.154 MB / 0.8525 GB, free: 15.67 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003276/0.8248, allocations: 265.7 kB / 0.8528 GB, free: 15.55 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002398/0.8272, allocations: 348.8 kB / 0.8531 GB, free: 15.43 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01946/0.8466, allocations: 7.095 MB / 0.86 GB, free: 11.38 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.96e-05/0.8468, allocations: 6.906 kB / 0.86 GB, free: 11.38 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005313/0.8473, allocations: 142.5 kB / 0.8602 GB, free: 11.27 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004849/0.8478, allocations: 334.7 kB / 0.8605 GB, free: 11.17 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01629/0.8641, allocations: 6.982 MB / 0.8673 GB, free: 5.906 MB / 0.6544 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03724/0.9014, allocations: 26.37 MB / 0.8931 GB, free: 9.363 MB / 0.6856 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008442/0.9098, allocations: 4.987 MB / 0.8979 GB, free: 4.066 MB / 0.6856 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006201/0.9161, allocations: 2.6 MB / 0.9005 GB, free: 1.449 MB / 0.6856 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003368/0.9164, allocations: 131 kB / 0.9006 GB, free: 1.305 MB / 0.6856 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.801e-05/0.9165, allocations: 72.5 kB / 0.9007 GB, free: 1.223 MB / 0.6856 GB Notification: Performance of pre-optimization done (n=208): time 4.919e-06/0.9165, allocations: 0 / 0.9007 GB, free: 1.223 MB / 0.6856 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 0.104/1.021, allocations: 30.88 MB / 0.9308 GB, free: 2.258 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001327/1.021, allocations: 243.5 kB / 0.9311 GB, free: 1.973 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002115/1.023, allocations: 1.4 MB / 0.9324 GB, free: 0.5625 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0005263/1.023, allocations: 75.2 kB / 0.9325 GB, free: 496 kB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009457/1.024, allocations: 1.482 MB / 0.9339 GB, free: 14.98 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009864/1.025, allocations: 0.9203 MB / 0.9348 GB, free: 14.05 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001118/1.026, allocations: 0.6318 MB / 0.9355 GB, free: 13.41 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 0.0001076/1.027, allocations: 301.1 kB / 0.9357 GB, free: 13.11 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005741/1.032, allocations: 2.67 MB / 0.9384 GB, free: 10.43 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006352/1.039, allocations: 3.556 MB / 0.9418 GB, free: 6.496 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01258/1.051, allocations: 6.383 MB / 0.9481 GB, free: 15.71 MB / 0.7481 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.176e-05/1.051, allocations: 4 kB / 0.9481 GB, free: 15.71 MB / 0.7481 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 0.02881/1.08, allocations: 10.95 MB / 0.9588 GB, free: 4.645 MB / 0.7481 GB Notification: Performance of prepare postOptimizeDAE: time 4.199e-05/1.08, allocations: 16 kB / 0.9588 GB, free: 4.629 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.543e-05/1.08, allocations: 24 kB / 0.9588 GB, free: 4.605 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0204/1.101, allocations: 5.482 MB / 0.9642 GB, free: 15.11 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004485/1.105, allocations: 0.9828 MB / 0.9651 GB, free: 14.12 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04375/1.149, allocations: 28.14 MB / 0.9926 GB, free: 1.531 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004654/1.154, allocations: 0.5459 MB / 0.9931 GB, free: 0.9844 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004827/1.154, allocations: 152 kB / 0.9933 GB, free: 0.8359 MB / 0.7794 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008292/1.163, allocations: 3.968 MB / 0.9971 GB, free: 12.86 MB / 0.795 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006929/1.169, allocations: 3.505 MB / 1.001 GB, free: 8.977 MB / 0.795 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09009/1.26, allocations: 24.56 MB / 1.025 GB, free: 15.91 MB / 0.8262 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.743e-05/1.26, allocations: 8 kB / 1.025 GB, free: 15.9 MB / 0.8262 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 0.02697/1.287, allocations: 10.5 MB / 1.035 GB, free: 5.258 MB / 0.8262 GB Notification: Performance of prepare postOptimizeDAE: time 3.806e-05/1.287, allocations: 16 kB / 1.035 GB, free: 5.242 MB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.927e-05/1.287, allocations: 35.97 kB / 1.035 GB, free: 5.207 MB / 0.8262 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0155/1.302, allocations: 4.243 MB / 1.039 GB, free: 0.9453 MB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004968/1.307, allocations: 1.036 MB / 1.04 GB, free: 15.91 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03596/1.343, allocations: 27.12 MB / 1.066 GB, free: 4.059 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004557/1.348, allocations: 0.5419 MB / 1.067 GB, free: 3.516 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004281/1.348, allocations: 152 kB / 1.067 GB, free: 3.367 MB / 0.8575 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 0.0009828/1.349, allocations: 398.2 kB / 1.068 GB, free: 2.973 MB / 0.8575 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005502/1.35, allocations: 197.7 kB / 1.068 GB, free: 2.777 MB / 0.8575 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : 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 0.02653/1.376, allocations: 10.16 MB / 1.078 GB, free: 8.543 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.338e-05/1.377, allocations: 28 kB / 1.078 GB, free: 8.516 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.666e-05/1.377, allocations: 12 kB / 1.078 GB, free: 8.504 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.994e-05/1.377, allocations: 15.95 kB / 1.078 GB, free: 8.488 MB / 0.8731 GB Warning: The linear system: 1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[1] ] = [ line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03885/1.415, allocations: 16.29 MB / 1.094 GB, free: 7.957 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.799e-05/1.416, allocations: 8 kB / 1.094 GB, free: 7.949 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00347/1.419, allocations: 0.7373 MB / 1.094 GB, free: 7.211 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01929/1.438, allocations: 5.095 MB / 1.099 GB, free: 2.098 MB / 0.8887 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008335/1.439, allocations: 79.95 kB / 1.099 GB, free: 2.02 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04018/1.479, allocations: 27.18 MB / 1.126 GB, free: 6.344 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.055e-05/1.479, allocations: 12.03 kB / 1.126 GB, free: 6.332 MB / 0.92 GB Warning: The linear system: 1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ] = [ line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.5021/1.982, allocations: 10.13 MB / 1.136 GB, free: 288.9 MB / 0.92 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002284/1.984, allocations: 0.71 MB / 1.137 GB, free: 288.8 MB / 0.92 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005835/1.984, allocations: 61.61 kB / 1.137 GB, free: 288.8 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003465/1.988, allocations: 0.5031 MB / 1.137 GB, free: 288.8 MB / 0.92 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001005/1.989, allocations: 229.3 kB / 1.137 GB, free: 288.8 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002297/1.989, allocations: 91.17 kB / 1.137 GB, free: 288.8 MB / 0.92 GB Notification: Performance of sorting global known variables: time 0.001361/1.991, allocations: 0.9499 MB / 1.138 GB, free: 288.7 MB / 0.92 GB Notification: Performance of sort global known variables: time 1.71e-07/1.991, allocations: 4.562 kB / 1.138 GB, free: 288.7 MB / 0.92 GB Notification: Performance of remove unused functions: time 0.007896/1.998, allocations: 1.832 MB / 1.14 GB, free: 288.7 MB / 0.92 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 0.0006467/1.999, allocations: 184.3 kB / 1.14 GB, free: 288.6 MB / 0.92 GB Notification: Performance of simCode: created initialization part: time 0.03212/2.031, allocations: 12.4 MB / 1.152 GB, free: 287.6 MB / 0.92 GB Notification: Performance of simCode: created event and clocks part: time 9.918e-06/2.031, allocations: 3.125 kB / 1.152 GB, free: 287.6 MB / 0.92 GB Notification: Performance of simCode: created simulation system equations: time 0.01146/2.043, allocations: 4.393 MB / 1.157 GB, free: 287 MB / 0.92 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002644/2.045, allocations: 263.1 kB / 1.157 GB, free: 286.9 MB / 0.92 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02587/2.071, allocations: 9.437 MB / 1.166 GB, free: 283.7 MB / 0.92 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00351/2.075, allocations: 2.832 MB / 1.169 GB, free: 282.6 MB / 0.92 GB Notification: Performance of simCode: alias equations: time 0.004464/2.079, allocations: 1.644 MB / 1.171 GB, free: 282.5 MB / 0.92 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000661/2.08, allocations: 169.5 kB / 1.171 GB, free: 282.5 MB / 0.92 GB Notification: Performance of SimCode: time 1.203e-06/2.08, allocations: 0 / 1.171 GB, free: 282.5 MB / 0.92 GB Notification: Performance of Templates: time 0.09138/2.171, allocations: 77.2 MB / 1.246 GB, free: 226.3 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 -s gbode -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)