Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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 0.001848/0.001848, allocations: 104.3 kB / 19.72 MB, free: 420 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 0.002733/0.002733, allocations: 216.3 kB / 23.02 MB, free: 2.969 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 1.668/1.668, allocations: 230.6 MB / 256.8 MB, free: 9.586 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 3.343/3.343, allocations: 0.5045 GB / 0.8104 GB, free: 2.754 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.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.003886/0.003886, allocations: 71.89 kB / 1.177 GB, free: 11.39 MB / 0.9636 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.9781/0.982, allocations: 180 MB / 1.353 GB, free: 1.586 MB / 1.026 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02645/1.008, allocations: 17.86 MB / 1.37 GB, free: 15.66 MB / 1.057 GB Notification: Performance of NFInst.instExpressions: time 0.01344/1.022, allocations: 6.727 MB / 1.377 GB, free: 8.922 MB / 1.057 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001824/1.024, allocations: 63.75 kB / 1.377 GB, free: 8.859 MB / 1.057 GB Notification: Performance of NFTyping.typeComponents: time 0.004416/1.028, allocations: 1.473 MB / 1.378 GB, free: 7.383 MB / 1.057 GB Notification: Performance of NFTyping.typeBindings: time 0.004116/1.032, allocations: 1.451 MB / 1.38 GB, free: 5.926 MB / 1.057 GB Notification: Performance of NFTyping.typeClassSections: time 0.003671/1.036, allocations: 1.269 MB / 1.381 GB, free: 4.656 MB / 1.057 GB Notification: Performance of NFFlatten.flatten: time 0.007682/1.044, allocations: 5.449 MB / 1.386 GB, free: 15.2 MB / 1.073 GB Notification: Performance of NFFlatten.resolveConnections: time 0.005586/1.049, allocations: 3.33 MB / 1.39 GB, free: 11.77 MB / 1.073 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004767/1.054, allocations: 2.415 MB / 1.392 GB, free: 9.352 MB / 1.073 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005986/1.06, allocations: 2.995 MB / 1.395 GB, free: 6.348 MB / 1.073 GB Notification: Performance of NFPackage.collectConstants: time 0.001305/1.061, allocations: 0.5156 MB / 1.396 GB, free: 5.832 MB / 1.073 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003159/1.064, allocations: 1.186 MB / 1.397 GB, free: 4.645 MB / 1.073 GB Notification: Performance of NFScalarize.scalarize: time 0.003498/1.068, allocations: 2.3 MB / 1.399 GB, free: 2.34 MB / 1.073 GB Notification: Performance of NFVerifyModel.verify: time 0.003502/1.071, allocations: 1.775 MB / 1.401 GB, free: 0.5586 MB / 1.073 GB Notification: Performance of NFConvertDAE.convert: time 0.01065/1.082, allocations: 7.781 MB / 1.408 GB, free: 8.754 MB / 1.089 GB Notification: Performance of FrontEnd - DAE generated: time 6.552e-06/1.082, allocations: 0 / 1.408 GB, free: 8.754 MB / 1.089 GB Notification: Performance of FrontEnd: time 1.643e-06/1.082, allocations: 0 / 1.408 GB, free: 8.754 MB / 1.089 GB Notification: Performance of Transformations before backend: time 0.0002166/1.082, allocations: 4 kB / 1.408 GB, free: 8.75 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: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.009509/1.092, allocations: 3.789 MB / 1.412 GB, free: 4.914 MB / 1.089 GB Notification: Performance of prepare preOptimizeDAE: time 5.471e-05/1.092, allocations: 12.92 kB / 1.412 GB, free: 4.902 MB / 1.089 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01296/1.105, allocations: 2.421 MB / 1.414 GB, free: 2.477 MB / 1.089 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006115/1.111, allocations: 2.166 MB / 1.416 GB, free: 284 kB / 1.089 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003341/1.111, allocations: 263.4 kB / 1.417 GB, free: 20 kB / 1.089 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001633/1.113, allocations: 344 kB / 1.417 GB, free: 15.68 MB / 1.104 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01964/1.133, allocations: 7.205 MB / 1.424 GB, free: 8.359 MB / 1.104 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001438/1.133, allocations: 4 kB / 1.424 GB, free: 8.355 MB / 1.104 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001176/1.134, allocations: 148 kB / 1.424 GB, free: 8.211 MB / 1.104 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000582/1.134, allocations: 326 kB / 1.425 GB, free: 7.891 MB / 1.104 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01904/1.153, allocations: 7.027 MB / 1.431 GB, free: 0.8477 MB / 1.104 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04355/1.197, allocations: 17.86 MB / 1.449 GB, free: 14.41 MB / 1.135 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009593/1.207, allocations: 3.717 MB / 1.452 GB, free: 10.67 MB / 1.135 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.007212/1.214, allocations: 2.518 MB / 1.455 GB, free: 8.133 MB / 1.135 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003219/1.214, allocations: 45.97 kB / 1.455 GB, free: 8.086 MB / 1.135 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.59e-05/1.214, allocations: 64.5 kB / 1.455 GB, free: 8.016 MB / 1.135 GB Notification: Performance of pre-optimization done (n=208): time 5.069e-06/1.214, allocations: 0 / 1.455 GB, free: 8.016 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.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.1144/1.329, allocations: 30.73 MB / 1.485 GB, free: 9.297 MB / 1.167 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002091/1.329, allocations: 243.6 kB / 1.485 GB, free: 9.008 MB / 1.167 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002594/1.331, allocations: 1.432 MB / 1.487 GB, free: 7.562 MB / 1.167 GB Notification: Performance of collectPreVariables (initialization): time 0.0006113/1.332, allocations: 73.69 kB / 1.487 GB, free: 7.484 MB / 1.167 GB Notification: Performance of collectInitialEqns (initialization): time 0.001536/1.334, allocations: 1.538 MB / 1.488 GB, free: 5.93 MB / 1.167 GB Notification: Performance of collectInitialBindings (initialization): time 0.001556/1.335, allocations: 0.9605 MB / 1.489 GB, free: 4.961 MB / 1.167 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001626/1.337, allocations: 0.6397 MB / 1.49 GB, free: 4.312 MB / 1.167 GB Notification: Performance of setup shared object (initialization): time 0.0001691/1.337, allocations: 313.1 kB / 1.49 GB, free: 4.004 MB / 1.167 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006544/1.344, allocations: 2.69 MB / 1.493 GB, free: 1.305 MB / 1.167 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.008193/1.352, allocations: 3.651 MB / 1.496 GB, free: 13.25 MB / 1.182 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01466/1.366, allocations: 6.403 MB / 1.503 GB, free: 6.449 MB / 1.182 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.093e-05/1.366, allocations: 8 kB / 1.503 GB, free: 6.441 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.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.03247/1.399, allocations: 10.79 MB / 1.513 GB, free: 11.58 MB / 1.198 GB Notification: Performance of prepare postOptimizeDAE: time 4.44e-05/1.399, allocations: 16 kB / 1.513 GB, free: 11.57 MB / 1.198 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.614e-05/1.399, allocations: 28 kB / 1.513 GB, free: 11.54 MB / 1.198 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02227/1.421, allocations: 5.548 MB / 1.519 GB, free: 5.977 MB / 1.198 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004713/1.426, allocations: 0.9945 MB / 1.52 GB, free: 4.98 MB / 1.198 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05291/1.479, allocations: 27.39 MB / 1.546 GB, free: 9.266 MB / 1.229 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004771/1.484, allocations: 0.581 MB / 1.547 GB, free: 8.684 MB / 1.229 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006492/1.484, allocations: 147.9 kB / 1.547 GB, free: 8.539 MB / 1.229 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009443/1.494, allocations: 3.991 MB / 1.551 GB, free: 4.539 MB / 1.229 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.008137/1.502, allocations: 3.607 MB / 1.554 GB, free: 0.5352 MB / 1.229 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09754/1.599, allocations: 24.48 MB / 1.578 GB, free: 7.582 MB / 1.26 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.333e-05/1.599, allocations: 8 kB / 1.578 GB, free: 7.574 MB / 1.26 GB Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv3.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02953/1.629, allocations: 10.16 MB / 1.588 GB, free: 13.34 MB / 1.276 GB Notification: Performance of prepare postOptimizeDAE: time 3.924e-05/1.629, allocations: 16 kB / 1.588 GB, free: 13.32 MB / 1.276 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.3e-05/1.629, allocations: 28.44 kB / 1.588 GB, free: 13.29 MB / 1.276 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01715/1.646, allocations: 4.33 MB / 1.592 GB, free: 8.945 MB / 1.276 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005029/1.651, allocations: 1.037 MB / 1.594 GB, free: 7.906 MB / 1.276 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04448/1.696, allocations: 26.13 MB / 1.619 GB, free: 13.24 MB / 1.307 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004522/1.7, allocations: 0.5499 MB / 1.62 GB, free: 12.69 MB / 1.307 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005799/1.701, allocations: 151.9 kB / 1.62 GB, free: 12.54 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.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.001062/1.702, allocations: 407.2 kB / 1.62 GB, free: 12.14 MB / 1.307 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006834/1.703, allocations: 202.7 kB / 1.62 GB, free: 11.94 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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.03018/1.733, allocations: 9.919 MB / 1.63 GB, free: 1.977 MB / 1.307 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.769e-05/1.733, allocations: 27.98 kB / 1.63 GB, free: 1.949 MB / 1.307 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.069e-05/1.733, allocations: 16 kB / 1.63 GB, free: 1.934 MB / 1.307 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.265e-05/1.733, allocations: 15.89 kB / 1.63 GB, free: 1.918 MB / 1.307 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03939/1.772, allocations: 14.76 MB / 1.644 GB, free: 3 MB / 1.323 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.143e-05/1.772, allocations: 8 kB / 1.644 GB, free: 2.992 MB / 1.323 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003573/1.776, allocations: 0.734 MB / 1.645 GB, free: 2.258 MB / 1.323 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02037/1.796, allocations: 5.181 MB / 1.65 GB, free: 13.06 MB / 1.339 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006341/1.797, allocations: 79.89 kB / 1.65 GB, free: 12.98 MB / 1.339 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04715/1.844, allocations: 26.44 MB / 1.676 GB, free: 2.148 MB / 1.354 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.307e-05/1.844, allocations: 12.03 kB / 1.676 GB, free: 2.137 MB / 1.354 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02782/1.872, allocations: 9.872 MB / 1.686 GB, free: 8.055 MB / 1.37 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002372/1.874, allocations: 0.6468 MB / 1.686 GB, free: 7.406 MB / 1.37 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005426/1.875, allocations: 52 kB / 1.686 GB, free: 7.355 MB / 1.37 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003642/1.878, allocations: 0.5109 MB / 1.687 GB, free: 6.844 MB / 1.37 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000899/1.879, allocations: 242.3 kB / 1.687 GB, free: 6.605 MB / 1.37 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002634/1.88, allocations: 91.94 kB / 1.687 GB, free: 6.516 MB / 1.37 GB Notification: Performance of sorting global known variables: time 0.001698/1.881, allocations: 0.9357 MB / 1.688 GB, free: 5.574 MB / 1.37 GB Notification: Performance of sort global known variables: time 1.71e-07/1.881, allocations: 4 kB / 1.688 GB, free: 5.57 MB / 1.37 GB Notification: Performance of remove unused functions: time 0.00628/1.888, allocations: 1.84 MB / 1.69 GB, free: 3.73 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 0.0004723/1.888, allocations: 178.9 kB / 1.69 GB, free: 3.547 MB / 1.37 GB Notification: Performance of simCode: created initialization part: time 0.03249/1.921, allocations: 12.04 MB / 1.702 GB, free: 7.398 MB / 1.385 GB Notification: Performance of simCode: created event and clocks part: time 2.083e-05/1.921, allocations: 0 / 1.702 GB, free: 7.398 MB / 1.385 GB Notification: Performance of simCode: created simulation system equations: time 0.0118/1.932, allocations: 4.269 MB / 1.706 GB, free: 3.09 MB / 1.385 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002181/1.935, allocations: 256.1 kB / 1.706 GB, free: 2.844 MB / 1.385 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.7662/2.701, allocations: 9.115 MB / 1.715 GB, free: 328.4 MB / 1.385 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00403/2.705, allocations: 2.274 MB / 1.717 GB, free: 328.2 MB / 1.385 GB Notification: Performance of simCode: alias equations: time 0.004951/2.71, allocations: 1.655 MB / 1.719 GB, free: 328.1 MB / 1.385 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006709/2.71, allocations: 169.7 kB / 1.719 GB, free: 328.1 MB / 1.385 GB Notification: Performance of SimCode: time 1.243e-06/2.71, allocations: 0 / 1.719 GB, free: 328.1 MB / 1.385 GB Notification: Performance of Templates: time 0.08728/2.798, allocations: 80.26 MB / 1.798 GB, free: 269.8 MB / 1.385 GB " [Timeout remaining time 297] make -j1 -f Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile [Timeout 300] (rm -f Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=240 -lv LOG_STATS > Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 13.474987330846488]