Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.00175/0.00175, allocations: 104.3 kB / 19.72 MB, free: 416 kB / 13.93 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.001929/0.001929, allocations: 213 kB / 23.02 MB, free: 2.949 MB / 13.93 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.625/1.625, allocations: 230.6 MB / 256.8 MB, free: 9.613 MB / 202.7 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo): time 3.342/3.342, allocations: 0.5045 GB / 0.8104 GB, free: 2.805 MB / 0.6511 GB " [Timeout remaining time 176] Using package Buildings with version 13.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.005449/0.005449, allocations: 76.08 kB / 1.177 GB, free: 11.38 MB / 0.9636 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.9879/0.9933, allocations: 180 MB / 1.353 GB, free: 1.582 MB / 1.026 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02826/1.022, allocations: 17.94 MB / 1.371 GB, free: 15.59 MB / 1.057 GB Notification: Performance of NFInst.instExpressions: time 0.01426/1.036, allocations: 6.789 MB / 1.377 GB, free: 8.781 MB / 1.057 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001912/1.038, allocations: 63.75 kB / 1.377 GB, free: 8.719 MB / 1.057 GB Notification: Performance of NFTyping.typeComponents: time 0.004451/1.042, allocations: 1.481 MB / 1.379 GB, free: 7.234 MB / 1.057 GB Notification: Performance of NFTyping.typeBindings: time 0.004208/1.046, allocations: 1.475 MB / 1.38 GB, free: 5.754 MB / 1.057 GB Notification: Performance of NFTyping.typeClassSections: time 0.00354/1.05, allocations: 1.264 MB / 1.381 GB, free: 4.488 MB / 1.057 GB Notification: Performance of NFFlatten.flatten: time 0.008022/1.058, allocations: 5.48 MB / 1.387 GB, free: 15 MB / 1.073 GB Notification: Performance of NFFlatten.resolveConnections: time 0.005648/1.064, allocations: 3.373 MB / 1.39 GB, free: 11.53 MB / 1.073 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004769/1.068, allocations: 2.423 MB / 1.392 GB, free: 9.102 MB / 1.073 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005415/1.074, allocations: 3.018 MB / 1.395 GB, free: 6.074 MB / 1.073 GB Notification: Performance of NFPackage.collectConstants: time 0.0009986/1.075, allocations: 0.5156 MB / 1.396 GB, free: 5.559 MB / 1.073 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002711/1.078, allocations: 1.198 MB / 1.397 GB, free: 4.359 MB / 1.073 GB Notification: Performance of NFScalarize.scalarize: time 0.003144/1.081, allocations: 2.307 MB / 1.399 GB, free: 2.047 MB / 1.073 GB Notification: Performance of NFVerifyModel.verify: time 0.002826/1.083, allocations: 1.786 MB / 1.401 GB, free: 260 kB / 1.073 GB Notification: Performance of NFConvertDAE.convert: time 0.01067/1.094, allocations: 7.835 MB / 1.409 GB, free: 8.395 MB / 1.089 GB Notification: Performance of FrontEnd - DAE generated: time 5.31e-06/1.094, allocations: 0 / 1.409 GB, free: 8.395 MB / 1.089 GB Notification: Performance of FrontEnd: time 1.543e-06/1.094, allocations: 0 / 1.409 GB, free: 8.395 MB / 1.089 GB Notification: Performance of Transformations before backend: time 0.0001758/1.094, allocations: 8 kB / 1.409 GB, free: 8.387 MB / 1.089 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.008605/1.103, allocations: 3.837 MB / 1.412 GB, free: 4.504 MB / 1.089 GB Notification: Performance of prepare preOptimizeDAE: time 4.435e-05/1.103, allocations: 12.91 kB / 1.412 GB, free: 4.492 MB / 1.089 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0125/1.116, allocations: 2.425 MB / 1.415 GB, free: 2.062 MB / 1.089 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00576/1.121, allocations: 2.173 MB / 1.417 GB, free: 15.86 MB / 1.104 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003597/1.122, allocations: 267.5 kB / 1.417 GB, free: 15.59 MB / 1.104 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001391/1.123, allocations: 355.9 kB / 1.417 GB, free: 15.25 MB / 1.104 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01975/1.143, allocations: 7.222 MB / 1.425 GB, free: 7.906 MB / 1.104 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001173/1.143, allocations: 11.89 kB / 1.425 GB, free: 7.895 MB / 1.104 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0009328/1.144, allocations: 148 kB / 1.425 GB, free: 7.75 MB / 1.104 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005794/1.144, allocations: 334.1 kB / 1.425 GB, free: 7.422 MB / 1.104 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01803/1.162, allocations: 7.039 MB / 1.432 GB, free: 376 kB / 1.104 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03338/1.196, allocations: 17.9 MB / 1.449 GB, free: 13.9 MB / 1.135 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008359/1.204, allocations: 3.72 MB / 1.453 GB, free: 10.16 MB / 1.135 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006374/1.211, allocations: 2.522 MB / 1.455 GB, free: 7.613 MB / 1.135 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002089/1.211, allocations: 45.97 kB / 1.455 GB, free: 7.566 MB / 1.135 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.327e-05/1.211, allocations: 68.48 kB / 1.456 GB, free: 7.492 MB / 1.135 GB Notification: Performance of pre-optimization done (n=208): time 4.117e-06/1.211, allocations: 0 / 1.456 GB, free: 7.492 MB / 1.135 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 0.1107/1.322, allocations: 30.78 MB / 1.486 GB, free: 8.723 MB / 1.167 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001933/1.322, allocations: 239.6 kB / 1.486 GB, free: 8.438 MB / 1.167 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002586/1.324, allocations: 1.436 MB / 1.487 GB, free: 6.988 MB / 1.167 GB Notification: Performance of collectPreVariables (initialization): time 0.0004889/1.325, allocations: 73.64 kB / 1.487 GB, free: 6.91 MB / 1.167 GB Notification: Performance of collectInitialEqns (initialization): time 0.001428/1.326, allocations: 1.557 MB / 1.489 GB, free: 5.336 MB / 1.167 GB Notification: Performance of collectInitialBindings (initialization): time 0.001572/1.328, allocations: 0.9722 MB / 1.49 GB, free: 4.355 MB / 1.167 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001311/1.329, allocations: 0.6321 MB / 1.49 GB, free: 3.715 MB / 1.167 GB Notification: Performance of setup shared object (initialization): time 0.0001659/1.329, allocations: 309.1 kB / 1.491 GB, free: 3.41 MB / 1.167 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006595/1.336, allocations: 2.686 MB / 1.493 GB, free: 0.7148 MB / 1.167 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007996/1.344, allocations: 3.647 MB / 1.497 GB, free: 12.67 MB / 1.182 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01471/1.359, allocations: 6.406 MB / 1.503 GB, free: 5.863 MB / 1.182 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.549e-05/1.359, allocations: 8 kB / 1.503 GB, free: 5.855 MB / 1.182 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 0.03194/1.391, allocations: 10.75 MB / 1.514 GB, free: 11.04 MB / 1.198 GB Notification: Performance of prepare postOptimizeDAE: time 4.298e-05/1.391, allocations: 16 kB / 1.514 GB, free: 11.02 MB / 1.198 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.015e-05/1.391, allocations: 24 kB / 1.514 GB, free: 11 MB / 1.198 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02218/1.413, allocations: 5.552 MB / 1.519 GB, free: 5.43 MB / 1.198 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004721/1.418, allocations: 0.9983 MB / 1.52 GB, free: 4.43 MB / 1.198 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05195/1.47, allocations: 27.39 MB / 1.547 GB, free: 8.711 MB / 1.229 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004574/1.474, allocations: 0.5694 MB / 1.547 GB, free: 8.141 MB / 1.229 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004501/1.475, allocations: 156 kB / 1.548 GB, free: 7.988 MB / 1.229 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009032/1.484, allocations: 3.984 MB / 1.551 GB, free: 3.996 MB / 1.229 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007984/1.492, allocations: 3.607 MB / 1.555 GB, free: 15.99 MB / 1.245 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0952/1.587, allocations: 24.46 MB / 1.579 GB, free: 7.055 MB / 1.26 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.688e-05/1.587, allocations: 12 kB / 1.579 GB, free: 7.043 MB / 1.26 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 0.02968/1.616, allocations: 10.15 MB / 1.589 GB, free: 12.82 MB / 1.276 GB Notification: Performance of prepare postOptimizeDAE: time 4.025e-05/1.617, allocations: 20 kB / 1.589 GB, free: 12.8 MB / 1.276 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.455e-05/1.617, allocations: 24.06 kB / 1.589 GB, free: 12.77 MB / 1.276 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01699/1.634, allocations: 4.322 MB / 1.593 GB, free: 8.434 MB / 1.276 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005218/1.639, allocations: 1.045 MB / 1.594 GB, free: 7.387 MB / 1.276 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04361/1.682, allocations: 26.15 MB / 1.62 GB, free: 12.7 MB / 1.307 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004652/1.687, allocations: 0.5615 MB / 1.62 GB, free: 12.14 MB / 1.307 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006845/1.688, allocations: 155.9 kB / 1.62 GB, free: 11.99 MB / 1.307 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.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.001278/1.689, allocations: 387.3 kB / 1.621 GB, free: 11.6 MB / 1.307 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007222/1.69, allocations: 202.8 kB / 1.621 GB, free: 11.4 MB / 1.307 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 0.03/1.72, allocations: 9.93 MB / 1.631 GB, free: 1.43 MB / 1.307 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.926e-05/1.72, allocations: 31.98 kB / 1.631 GB, free: 1.398 MB / 1.307 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.849e-05/1.72, allocations: 12 kB / 1.631 GB, free: 1.387 MB / 1.307 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.241e-05/1.72, allocations: 11.95 kB / 1.631 GB, free: 1.375 MB / 1.307 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 0.03984/1.76, allocations: 14.81 MB / 1.645 GB, free: 2.398 MB / 1.323 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.771e-05/1.76, allocations: 8 kB / 1.645 GB, free: 2.391 MB / 1.323 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003565/1.763, allocations: 0.7339 MB / 1.646 GB, free: 1.656 MB / 1.323 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01986/1.783, allocations: 5.173 MB / 1.651 GB, free: 12.47 MB / 1.339 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005859/1.784, allocations: 71.95 kB / 1.651 GB, free: 12.4 MB / 1.339 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04674/1.83, allocations: 26.42 MB / 1.677 GB, free: 1.582 MB / 1.354 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.664e-05/1.831, allocations: 15.97 kB / 1.677 GB, free: 1.566 MB / 1.354 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 0.02758/1.858, allocations: 9.897 MB / 1.686 GB, free: 7.453 MB / 1.37 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002323/1.86, allocations: 0.6468 MB / 1.687 GB, free: 6.805 MB / 1.37 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006517/1.861, allocations: 55.98 kB / 1.687 GB, free: 6.75 MB / 1.37 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003664/1.865, allocations: 0.5108 MB / 1.688 GB, free: 6.238 MB / 1.37 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001002/1.866, allocations: 238.2 kB / 1.688 GB, free: 6.004 MB / 1.37 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002568/1.866, allocations: 91.95 kB / 1.688 GB, free: 5.914 MB / 1.37 GB Notification: Performance of sorting global known variables: time 0.00184/1.868, allocations: 0.944 MB / 1.689 GB, free: 4.965 MB / 1.37 GB Notification: Performance of sort global known variables: time 8e-08/1.868, allocations: 0 / 1.689 GB, free: 4.965 MB / 1.37 GB Notification: Performance of remove unused functions: time 0.007843/1.876, allocations: 1.859 MB / 1.691 GB, free: 3.105 MB / 1.37 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 0.0005862/1.876, allocations: 178.9 kB / 1.691 GB, free: 2.922 MB / 1.37 GB Notification: Performance of simCode: created initialization part: time 0.03169/1.908, allocations: 12.02 MB / 1.703 GB, free: 6.797 MB / 1.385 GB Notification: Performance of simCode: created event and clocks part: time 2.007e-05/1.908, allocations: 4 kB / 1.703 GB, free: 6.793 MB / 1.385 GB Notification: Performance of simCode: created simulation system equations: time 0.01159/1.92, allocations: 4.243 MB / 1.707 GB, free: 2.512 MB / 1.385 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002264/1.922, allocations: 266.2 kB / 1.707 GB, free: 2.258 MB / 1.385 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.7769/2.699, allocations: 9.655 MB / 1.716 GB, free: 328.5 MB / 1.385 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004052/2.703, allocations: 2.289 MB / 1.719 GB, free: 328.2 MB / 1.385 GB Notification: Performance of simCode: alias equations: time 0.00496/2.708, allocations: 1.648 MB / 1.72 GB, free: 328.2 MB / 1.385 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006533/2.708, allocations: 167 kB / 1.72 GB, free: 328.2 MB / 1.385 GB Notification: Performance of SimCode: time 1.453e-06/2.708, allocations: 0 / 1.72 GB, free: 328.2 MB / 1.385 GB Notification: Performance of Templates: time 0.09414/2.803, allocations: 80.35 MB / 1.799 GB, free: 268.7 MB / 1.385 GB " [Timeout remaining time 297] make -j1 -f Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile [Timeout 300] (rm -f Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=240 -lv LOG_STATS > Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 13.573449617251754]