Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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 0.0019/0.0019, allocations: 80.52 kB / 19.96 MB, free: 4.602 MB / 18.57 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 0.002077/0.002077, allocations: 177.2 kB / 23.23 MB, free: 1.328 MB / 18.57 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 1.623/1.623, allocations: 177.1 MB / 203.5 MB, free: 5.711 MB / 186.7 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 3.277/3.277, allocations: 389.5 MB / 0.6343 GB, free: 12.63 MB / 0.6042 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.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.843e-06/1.843e-06, allocations: 3.938 kB / 1.001 GB, free: 12.92 MB / 0.9636 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.974e-05/3.158e-05, allocations: 2.281 kB / 1.001 GB, free: 12.91 MB / 0.9636 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02694/0.02697, allocations: 17.52 MB / 1.018 GB, free: 11.33 MB / 0.9792 GB Notification: Performance of NFInst.instExpressions: time 0.01588/0.04284, allocations: 6.663 MB / 1.025 GB, free: 4.648 MB / 0.9792 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002909/0.04575, allocations: 63.75 kB / 1.025 GB, free: 4.586 MB / 0.9792 GB Notification: Performance of NFTyping.typeComponents: time 0.005223/0.05098, allocations: 1.492 MB / 1.026 GB, free: 3.09 MB / 0.9792 GB Notification: Performance of NFTyping.typeBindings: time 0.005448/0.05642, allocations: 1.492 MB / 1.028 GB, free: 1.59 MB / 0.9792 GB Notification: Performance of NFTyping.typeClassSections: time 0.00472/0.06114, allocations: 1.284 MB / 1.029 GB, free: 312 kB / 0.9792 GB Notification: Performance of NFFlatten.flatten: time 0.009148/0.07029, allocations: 5.542 MB / 1.034 GB, free: 10.75 MB / 0.9948 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00836/0.07865, allocations: 3.394 MB / 1.038 GB, free: 7.262 MB / 0.9948 GB Notification: Performance of NFEvalConstants.evaluate: time 0.009175/0.08783, allocations: 3.329 MB / 1.041 GB, free: 3.926 MB / 0.9948 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006703/0.09453, allocations: 2.884 MB / 1.044 GB, free: 1.035 MB / 0.9948 GB Notification: Performance of NFPackage.collectConstants: time 0.00203/0.09656, allocations: 0.5117 MB / 1.044 GB, free: 0.5234 MB / 0.9948 GB Notification: Performance of NFFlatten.collectFunctions: time 0.6855/0.7821, allocations: 1.215 MB / 1.046 GB, free: 54.79 MB / 0.9948 GB Notification: Performance of NFScalarize.scalarize: time 0.00367/0.7857, allocations: 2.416 MB / 1.048 GB, free: 54.79 MB / 0.9948 GB Notification: Performance of NFVerifyModel.verify: time 0.003096/0.7888, allocations: 1.547 MB / 1.049 GB, free: 54.79 MB / 0.9948 GB Notification: Performance of NFConvertDAE.convert: time 0.009727/0.7986, allocations: 7.994 MB / 1.057 GB, free: 54.52 MB / 0.9948 GB Notification: Performance of FrontEnd - DAE generated: time 5.841e-06/0.7986, allocations: 0 / 1.057 GB, free: 54.52 MB / 0.9948 GB Notification: Performance of FrontEnd: time 2.384e-06/0.7986, allocations: 0 / 1.057 GB, free: 54.52 MB / 0.9948 GB Notification: Performance of Transformations before backend: time 0.0002159/0.7988, allocations: 0 / 1.057 GB, free: 54.52 MB / 0.9948 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 0.00973/0.8085, allocations: 3.797 MB / 1.061 GB, free: 53.08 MB / 0.9948 GB Notification: Performance of prepare preOptimizeDAE: time 4.995e-05/0.8086, allocations: 13.06 kB / 1.061 GB, free: 53.08 MB / 0.9948 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01314/0.8217, allocations: 2.438 MB / 1.063 GB, free: 52.88 MB / 0.9948 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005802/0.8275, allocations: 2.172 MB / 1.065 GB, free: 52.49 MB / 0.9948 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002534/0.8278, allocations: 268.7 kB / 1.066 GB, free: 52.48 MB / 0.9948 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001992/0.8298, allocations: 347.8 kB / 1.066 GB, free: 52.48 MB / 0.9948 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01765/0.8474, allocations: 7.234 MB / 1.073 GB, free: 50.33 MB / 0.9948 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001518/0.8476, allocations: 0.7031 kB / 1.073 GB, free: 50.33 MB / 0.9948 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001045/0.8486, allocations: 153.9 kB / 1.073 GB, free: 50.22 MB / 0.9948 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005223/0.8491, allocations: 335.6 kB / 1.074 GB, free: 50.18 MB / 0.9948 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01969/0.8688, allocations: 6.948 MB / 1.08 GB, free: 48.19 MB / 0.9948 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 0.03691/0.9057, allocations: 17.89 MB / 1.098 GB, free: 38 MB / 0.9948 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009468/0.9152, allocations: 3.733 MB / 1.101 GB, free: 36.73 MB / 0.9948 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006736/0.9219, allocations: 2.528 MB / 1.104 GB, free: 35.98 MB / 0.9948 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003082/0.9222, allocations: 45.83 kB / 1.104 GB, free: 35.98 MB / 0.9948 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.638e-05/0.9223, allocations: 63.58 kB / 1.104 GB, free: 35.92 MB / 0.9948 GB Notification: Performance of pre-optimization done (n=208): time 4.579e-06/0.9223, allocations: 0 / 1.104 GB, free: 35.92 MB / 0.9948 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 0.1113/1.034, allocations: 30.79 MB / 1.134 GB, free: 26.93 MB / 0.9948 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001072/1.034, allocations: 242 kB / 1.134 GB, free: 26.68 MB / 0.9948 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002575/1.036, allocations: 1.438 MB / 1.136 GB, free: 25.88 MB / 0.9948 GB Notification: Performance of collectPreVariables (initialization): time 0.0006692/1.037, allocations: 71.39 kB / 1.136 GB, free: 25.82 MB / 0.9948 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008706/1.038, allocations: 1.553 MB / 1.137 GB, free: 24.46 MB / 0.9948 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009195/1.039, allocations: 0.9481 MB / 1.138 GB, free: 23.64 MB / 0.9948 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00121/1.04, allocations: 0.6357 MB / 1.139 GB, free: 23.29 MB / 0.9948 GB Notification: Performance of setup shared object (initialization): time 6.408e-05/1.04, allocations: 302.2 kB / 1.139 GB, free: 22.99 MB / 0.9948 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005947/1.046, allocations: 2.692 MB / 1.142 GB, free: 21.59 MB / 0.9948 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006245/1.052, allocations: 3.648 MB / 1.145 GB, free: 19 MB / 0.9948 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01189/1.064, allocations: 6.401 MB / 1.152 GB, free: 15.09 MB / 0.9948 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.175e-05/1.064, allocations: 6.75 kB / 1.152 GB, free: 15.09 MB / 0.9948 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 0.02661/1.091, allocations: 10.79 MB / 1.162 GB, free: 8.953 MB / 0.9948 GB Notification: Performance of prepare postOptimizeDAE: time 4.439e-05/1.091, allocations: 16 kB / 1.162 GB, free: 8.938 MB / 0.9948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.232e-05/1.091, allocations: 28 kB / 1.162 GB, free: 8.91 MB / 0.9948 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01832/1.109, allocations: 5.536 MB / 1.168 GB, free: 3.359 MB / 0.9948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004563/1.114, allocations: 0.9894 MB / 1.169 GB, free: 2.406 MB / 0.9948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05032/1.164, allocations: 27.39 MB / 1.195 GB, free: 6.777 MB / 1.026 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005743/1.17, allocations: 0.5805 MB / 1.196 GB, free: 6.199 MB / 1.026 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006405/1.17, allocations: 155.9 kB / 1.196 GB, free: 6.047 MB / 1.026 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01007/1.181, allocations: 3.98 MB / 1.2 GB, free: 2.059 MB / 1.026 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007917/1.188, allocations: 3.605 MB / 1.203 GB, free: 14.07 MB / 1.042 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09825/1.287, allocations: 24.47 MB / 1.227 GB, free: 5.246 MB / 1.057 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.457e-05/1.287, allocations: 15.98 kB / 1.227 GB, free: 5.23 MB / 1.057 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 0.02984/1.317, allocations: 10.16 MB / 1.237 GB, free: 11.2 MB / 1.073 GB Notification: Performance of prepare postOptimizeDAE: time 4.639e-05/1.317, allocations: 16 kB / 1.237 GB, free: 11.19 MB / 1.073 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.775e-05/1.317, allocations: 28 kB / 1.237 GB, free: 11.16 MB / 1.073 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01649/1.333, allocations: 4.316 MB / 1.242 GB, free: 6.828 MB / 1.073 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005348/1.339, allocations: 1.037 MB / 1.243 GB, free: 5.789 MB / 1.073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0431/1.382, allocations: 26.14 MB / 1.268 GB, free: 11.16 MB / 1.104 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005207/1.387, allocations: 0.5577 MB / 1.269 GB, free: 10.6 MB / 1.104 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005237/1.387, allocations: 151.9 kB / 1.269 GB, free: 10.45 MB / 1.104 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 0.001254/1.389, allocations: 406 kB / 1.269 GB, free: 10.05 MB / 1.104 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007147/1.389, allocations: 202.7 kB / 1.269 GB, free: 9.852 MB / 1.104 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 0.03022/1.42, allocations: 9.921 MB / 1.279 GB, free: 15.9 MB / 1.12 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.14e-05/1.42, allocations: 36 kB / 1.279 GB, free: 15.86 MB / 1.12 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.926e-05/1.42, allocations: 19.92 kB / 1.279 GB, free: 15.84 MB / 1.12 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.531e-05/1.42, allocations: 15.95 kB / 1.279 GB, free: 15.83 MB / 1.12 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 0.04137/1.461, allocations: 14.76 MB / 1.294 GB, free: 0.957 MB / 1.12 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.198e-05/1.461, allocations: 8 kB / 1.294 GB, free: 0.9492 MB / 1.12 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003805/1.465, allocations: 0.7376 MB / 1.294 GB, free: 216 kB / 1.12 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02038/1.485, allocations: 5.172 MB / 1.299 GB, free: 11.02 MB / 1.135 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000822/1.486, allocations: 71.95 kB / 1.299 GB, free: 10.95 MB / 1.135 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04848/1.535, allocations: 26.45 MB / 1.325 GB, free: 148 kB / 1.151 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.226e-05/1.535, allocations: 12.03 kB / 1.325 GB, free: 136 kB / 1.151 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 0.02908/1.564, allocations: 9.854 MB / 1.335 GB, free: 6.074 MB / 1.167 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002436/1.566, allocations: 0.6494 MB / 1.335 GB, free: 5.426 MB / 1.167 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004023/1.567, allocations: 59.94 kB / 1.336 GB, free: 5.367 MB / 1.167 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003676/1.57, allocations: 0.507 MB / 1.336 GB, free: 4.859 MB / 1.167 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009118/1.571, allocations: 238.3 kB / 1.336 GB, free: 4.629 MB / 1.167 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002697/1.571, allocations: 96.89 kB / 1.336 GB, free: 4.535 MB / 1.167 GB Notification: Performance of sorting global known variables: time 0.00172/1.573, allocations: 0.9401 MB / 1.337 GB, free: 3.59 MB / 1.167 GB Notification: Performance of sort global known variables: time 1e-07/1.573, allocations: 4 kB / 1.337 GB, free: 3.586 MB / 1.167 GB Notification: Performance of remove unused functions: time 0.007592/1.581, allocations: 1.852 MB / 1.339 GB, free: 1.734 MB / 1.167 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 0.0005072/1.581, allocations: 181.5 kB / 1.339 GB, free: 1.551 MB / 1.167 GB Notification: Performance of simCode: created initialization part: time 0.03384/1.615, allocations: 12.01 MB / 1.351 GB, free: 5.457 MB / 1.182 GB Notification: Performance of simCode: created event and clocks part: time 1.835e-05/1.615, allocations: 4 kB / 1.351 GB, free: 5.453 MB / 1.182 GB Notification: Performance of simCode: created simulation system equations: time 0.01268/1.628, allocations: 4.259 MB / 1.355 GB, free: 1.16 MB / 1.182 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002372/1.63, allocations: 267.6 kB / 1.355 GB, free: 0.9062 MB / 1.182 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02808/1.658, allocations: 9.648 MB / 1.365 GB, free: 7.129 MB / 1.198 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004236/1.662, allocations: 2.289 MB / 1.367 GB, free: 4.797 MB / 1.198 GB Notification: Performance of simCode: alias equations: time 0.004947/1.667, allocations: 1.652 MB / 1.369 GB, free: 3.141 MB / 1.198 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006329/1.668, allocations: 168.4 kB / 1.369 GB, free: 2.977 MB / 1.198 GB Notification: Performance of SimCode: time 2.655e-06/1.668, allocations: 0 / 1.369 GB, free: 2.977 MB / 1.198 GB Notification: Performance of Templates: time 0.1323/1.8, allocations: 76.66 MB / 1.444 GB, free: 6.715 MB / 1.276 GB " [Timeout remaining time 298] make -j1 -f Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300] (rm -f Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=240 -lv LOG_STATS > Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 12.764775255694985]