Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.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 0.00105/0.00105, allocations: 103.4 kB / 15.33 MB, free: 0.5078 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001099/0.001099, allocations: 190.6 kB / 16.25 MB, free: 6.617 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.293/1.293, allocations: 222.9 MB / 239.9 MB, free: 4.523 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002167/0.002167, allocations: 282.5 kB / 290.4 MB, free: 2.137 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9474/0.9474, allocations: 169.2 MB / 0.4978 GB, free: 14.08 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001552/0.001552, allocations: 95.97 kB / 0.5947 GB, free: 28.33 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1525/0.154, allocations: 86.98 MB / 0.6797 GB, free: 1.012 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01926/0.1733, allocations: 18.05 MB / 0.6973 GB, free: 14.91 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.01051/0.1839, allocations: 6.743 MB / 0.7039 GB, free: 8.16 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001789/0.1857, allocations: 43.88 kB / 0.7039 GB, free: 8.117 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.003741/0.1894, allocations: 1.364 MB / 0.7052 GB, free: 6.75 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.00358/0.193, allocations: 1.296 MB / 0.7065 GB, free: 5.449 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.003128/0.1962, allocations: 1.174 MB / 0.7077 GB, free: 4.277 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.005768/0.202, allocations: 5.461 MB / 0.713 GB, free: 14.8 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01073/0.2127, allocations: 8.478 MB / 0.7213 GB, free: 6.227 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003436/0.2162, allocations: 2.38 MB / 0.7236 GB, free: 3.84 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004126/0.2203, allocations: 3.124 MB / 0.7266 GB, free: 0.707 MB / 0.5137 GB Notification: Performance of NFPackage.collectConstants: time 0.0007638/0.2211, allocations: 0.5117 MB / 0.7271 GB, free: 200 kB / 0.5137 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002248/0.2234, allocations: 1.264 MB / 0.7284 GB, free: 14.93 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.002017/0.2254, allocations: 2.242 MB / 0.7306 GB, free: 12.68 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.002218/0.2276, allocations: 2.167 MB / 0.7327 GB, free: 10.51 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.007107/0.2347, allocations: 7.756 MB / 0.7403 GB, free: 2.73 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 5.861e-06/0.2348, allocations: 0 / 0.7403 GB, free: 2.73 MB / 0.5294 GB Notification: Performance of FrontEnd: time 5.62e-06/0.2348, allocations: 4 kB / 0.7403 GB, free: 2.727 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 0.0001361/0.2349, allocations: 0 / 0.7403 GB, free: 2.727 MB / 0.5294 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 0.007404/0.2423, allocations: 3.784 MB / 0.744 GB, free: 14.88 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 3.893e-05/0.2424, allocations: 8.031 kB / 0.744 GB, free: 14.88 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01208/0.2545, allocations: 2.345 MB / 0.7463 GB, free: 12.52 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005107/0.2596, allocations: 2.155 MB / 0.7484 GB, free: 10.32 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002677/0.2599, allocations: 263.4 kB / 0.7486 GB, free: 10.07 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001682/0.2616, allocations: 351.9 kB / 0.7489 GB, free: 9.723 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01848/0.2801, allocations: 7.092 MB / 0.7559 GB, free: 2.527 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002345/0.2804, allocations: 4 kB / 0.7559 GB, free: 2.523 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001777/0.2822, allocations: 148 kB / 0.756 GB, free: 2.379 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006626/0.2829, allocations: 342 kB / 0.7563 GB, free: 2.043 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01731/0.3002, allocations: 6.981 MB / 0.7632 GB, free: 11.05 MB / 0.5606 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.3446/0.6449, allocations: 26.53 MB / 0.7891 GB, free: 73.9 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007265/0.6522, allocations: 4.994 MB / 0.7939 GB, free: 71.21 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005352/0.6576, allocations: 2.594 MB / 0.7965 GB, free: 70.46 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002257/0.6578, allocations: 139.4 kB / 0.7966 GB, free: 70.35 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.951e-05/0.6579, allocations: 59.59 kB / 0.7967 GB, free: 70.29 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 3.697e-06/0.6579, allocations: 0 / 0.7967 GB, free: 70.29 MB / 0.5606 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 0.09663/0.7545, allocations: 30.9 MB / 0.8268 GB, free: 55.47 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.027e-05/0.7546, allocations: 235.6 kB / 0.8271 GB, free: 55.2 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001703/0.7563, allocations: 1.4 MB / 0.8284 GB, free: 53.79 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0004215/0.7568, allocations: 69.7 kB / 0.8285 GB, free: 53.71 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005475/0.7573, allocations: 1.485 MB / 0.83 GB, free: 52.21 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007953/0.7581, allocations: 0.9118 MB / 0.8308 GB, free: 51.31 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001175/0.7593, allocations: 0.6357 MB / 0.8315 GB, free: 50.66 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 3.715e-05/0.7593, allocations: 309 kB / 0.8318 GB, free: 50.36 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004836/0.7642, allocations: 2.674 MB / 0.8344 GB, free: 47.68 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00518/0.7694, allocations: 3.552 MB / 0.8378 GB, free: 43.75 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01047/0.7799, allocations: 6.382 MB / 0.8441 GB, free: 36.97 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.084e-05/0.7799, allocations: 4 kB / 0.8441 GB, free: 36.96 MB / 0.5606 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 0.02483/0.8048, allocations: 10.94 MB / 0.8548 GB, free: 25.92 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 4.46e-05/0.8048, allocations: 22.69 kB / 0.8548 GB, free: 25.9 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.518e-05/0.8049, allocations: 31.98 kB / 0.8548 GB, free: 25.87 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01825/0.8231, allocations: 5.501 MB / 0.8602 GB, free: 20.35 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003905/0.8271, allocations: 0.9867 MB / 0.8612 GB, free: 19.36 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03813/0.8652, allocations: 28.16 MB / 0.8887 GB, free: 6.773 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004334/0.8696, allocations: 0.5497 MB / 0.8892 GB, free: 6.223 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000603/0.8702, allocations: 155.9 kB / 0.8893 GB, free: 6.07 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008037/0.8783, allocations: 3.964 MB / 0.8932 GB, free: 2.098 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006713/0.885, allocations: 3.503 MB / 0.8966 GB, free: 14.22 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08868/0.9737, allocations: 24.61 MB / 0.9207 GB, free: 5.109 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.753e-05/0.9738, allocations: 8 kB / 0.9207 GB, free: 5.102 MB / 0.6075 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 0.02582/0.9996, allocations: 10.48 MB / 0.9309 GB, free: 10.48 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.517e-05/0.9997, allocations: 19.94 kB / 0.9309 GB, free: 10.46 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.523e-05/0.9997, allocations: 28 kB / 0.931 GB, free: 10.44 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0152/1.015, allocations: 4.257 MB / 0.9351 GB, free: 6.156 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004538/1.019, allocations: 1.037 MB / 0.9361 GB, free: 5.117 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03461/1.054, allocations: 27.15 MB / 0.9626 GB, free: 9.262 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004121/1.058, allocations: 0.5302 MB / 0.9632 GB, free: 8.73 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005598/1.059, allocations: 155.9 kB / 0.9633 GB, free: 8.578 MB / 0.6544 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 0.001075/1.06, allocations: 399.2 kB / 0.9637 GB, free: 8.184 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006571/1.061, allocations: 189.8 kB / 0.9639 GB, free: 7.996 MB / 0.6544 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 0.02626/1.087, allocations: 10.17 MB / 0.9738 GB, free: 13.75 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.178e-05/1.087, allocations: 28 kB / 0.9738 GB, free: 13.73 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.678e-05/1.087, allocations: 12 kB / 0.9738 GB, free: 13.71 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.557e-05/1.087, allocations: 23.92 kB / 0.9739 GB, free: 13.69 MB / 0.67 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 0.03756/1.125, allocations: 16.33 MB / 0.9898 GB, free: 13.19 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.704e-05/1.125, allocations: 12.03 kB / 0.9898 GB, free: 13.18 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003358/1.128, allocations: 0.7333 MB / 0.9905 GB, free: 12.45 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01858/1.147, allocations: 5.126 MB / 0.9955 GB, free: 7.301 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000595/1.147, allocations: 79.89 kB / 0.9956 GB, free: 7.223 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03946/1.187, allocations: 27.2 MB / 1.022 GB, free: 11.54 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.017e-05/1.187, allocations: 12.03 kB / 1.022 GB, free: 11.53 MB / 0.7169 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 0.02615/1.213, allocations: 10.14 MB / 1.032 GB, free: 1.148 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001673/1.215, allocations: 0.7132 MB / 1.033 GB, free: 424 kB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007624/1.215, allocations: 56 kB / 1.033 GB, free: 368 kB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003694/1.219, allocations: 0.503 MB / 1.033 GB, free: 15.86 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001214/1.22, allocations: 226.4 kB / 1.034 GB, free: 15.63 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005388/1.221, allocations: 87.95 kB / 1.034 GB, free: 15.55 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.002267/1.223, allocations: 0.9567 MB / 1.035 GB, free: 14.59 MB / 0.7325 GB Notification: Performance of sort global known variables: time 2.3e-07/1.223, allocations: 3.938 kB / 1.035 GB, free: 14.58 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.008908/1.232, allocations: 1.828 MB / 1.036 GB, free: 12.75 MB / 0.7325 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 0.0005825/1.233, allocations: 185.4 kB / 1.037 GB, free: 12.56 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.3293/1.562, allocations: 14.33 MB / 1.051 GB, free: 244.2 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.662e-05/1.562, allocations: 4.531 kB / 1.051 GB, free: 244.2 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.01087/1.573, allocations: 4.392 MB / 1.055 GB, free: 243.7 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002356/1.575, allocations: 262 kB / 1.055 GB, free: 243.7 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02339/1.599, allocations: 11.07 MB / 1.066 GB, free: 240.1 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002974/1.602, allocations: 2.837 MB / 1.069 GB, free: 239.3 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.004792/1.607, allocations: 1.631 MB / 1.07 GB, free: 239.3 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007486/1.607, allocations: 173.3 kB / 1.07 GB, free: 239.3 MB / 0.7325 GB Notification: Performance of SimCode: time 1.403e-06/1.607, allocations: 3.125 kB / 1.07 GB, free: 239.3 MB / 0.7325 GB Notification: Performance of Templates: time 0.0894/1.697, allocations: 77.48 MB / 1.146 GB, free: 181.5 MB / 0.7325 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)