Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.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 0.001348/0.001348, allocations: 84.22 kB / 20.94 MB, free: 3.605 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 0.001509/0.001509, allocations: 169 kB / 24.25 MB, free: 304 kB / 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 0.9552/0.9552, allocations: 177.1 MB / 204.6 MB, free: 5.262 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 0.6142/0.6142, allocations: 115 MB / 376 MB, free: 7.551 MB / 346.7 MB " [Timeout remaining time 179] Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/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(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 2.024e-06/2.024e-06, allocations: 3.938 kB / 481.6 MB, free: 11.9 MB / 410.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.013e-05/2.215e-05, allocations: 4.766 kB / 481.6 MB, free: 11.9 MB / 410.7 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02201/0.02203, allocations: 18.66 MB / 0.4886 GB, free: 0.8359 MB / 410.7 MB Notification: Performance of NFInst.instExpressions: time 0.008934/0.03096, allocations: 6.925 MB / 0.4953 GB, free: 12.47 MB / 426.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0008318/0.03179, allocations: 63.69 kB / 0.4954 GB, free: 12.45 MB / 426.7 MB Notification: Performance of NFTyping.typeComponents: time 0.002216/0.03401, allocations: 1.532 MB / 0.4969 GB, free: 11.64 MB / 426.7 MB Notification: Performance of NFTyping.typeBindings: time 0.002677/0.03669, allocations: 1.481 MB / 0.4983 GB, free: 10.8 MB / 426.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.002588/0.03927, allocations: 1.299 MB / 0.4996 GB, free: 9.852 MB / 426.7 MB Notification: Performance of NFFlatten.flatten: time 0.004888/0.04416, allocations: 5.553 MB / 0.505 GB, free: 4.73 MB / 426.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.003657/0.04782, allocations: 3.401 MB / 0.5083 GB, free: 1.234 MB / 426.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003376/0.05119, allocations: 3.357 MB / 0.5116 GB, free: 13.87 MB / 442.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.003252/0.05445, allocations: 3.021 MB / 0.5146 GB, free: 10.85 MB / 442.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0004754/0.05492, allocations: 0.5156 MB / 0.5151 GB, free: 10.33 MB / 442.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001806/0.05673, allocations: 1.221 MB / 0.5163 GB, free: 9.109 MB / 442.7 MB Notification: Performance of NFScalarize.scalarize: time 0.001452/0.05818, allocations: 2.444 MB / 0.5187 GB, free: 6.66 MB / 442.7 MB Notification: Performance of NFVerifyModel.verify: time 0.001169/0.05935, allocations: 1.568 MB / 0.5202 GB, free: 5.09 MB / 442.7 MB Notification: Performance of NFConvertDAE.convert: time 0.003571/0.06292, allocations: 4.474 MB / 0.5246 GB, free: 0.6055 MB / 442.7 MB Notification: Performance of FrontEnd - DAE generated: time 3.967e-06/0.06292, allocations: 0 / 0.5246 GB, free: 0.6055 MB / 442.7 MB Notification: Performance of FrontEnd: time 1.513e-06/0.06293, allocations: 0 / 0.5246 GB, free: 0.6055 MB / 442.7 MB Notification: Performance of Transformations before backend: time 2.834e-05/0.06295, allocations: 0.9375 kB / 0.5246 GB, free: 0.6055 MB / 442.7 MB 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 0.004313/0.06727, allocations: 4.088 MB / 0.5285 GB, free: 12.47 MB / 458.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.901e-05/0.06731, allocations: 8.031 kB / 0.5286 GB, free: 12.46 MB / 458.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006209/0.07351, allocations: 2.544 MB / 0.531 GB, free: 9.926 MB / 458.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002191/0.07571, allocations: 1.959 MB / 0.533 GB, free: 7.938 MB / 458.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000132/0.07584, allocations: 275.5 kB / 0.5332 GB, free: 7.668 MB / 458.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003936/0.07623, allocations: 349.7 kB / 0.5336 GB, free: 7.328 MB / 458.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00534/0.08157, allocations: 3.742 MB / 0.5372 GB, free: 3.445 MB / 458.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 5.665e-05/0.08163, allocations: 10.52 kB / 0.5372 GB, free: 3.438 MB / 458.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003016/0.08193, allocations: 151.9 kB / 0.5374 GB, free: 3.289 MB / 458.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002944/0.08222, allocations: 342.1 kB / 0.5377 GB, free: 2.953 MB / 458.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003202/0.08543, allocations: 1.794 MB / 0.5394 GB, free: 1.16 MB / 458.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01436/0.09979, allocations: 16.46 MB / 0.5555 GB, free: 128 kB / 474.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.003019/0.1028, allocations: 2.056 MB / 0.5575 GB, free: 14.03 MB / 490.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.001836/0.1046, allocations: 1.085 MB / 0.5586 GB, free: 12.93 MB / 490.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0001476/0.1048, allocations: 65.91 kB / 0.5586 GB, free: 12.87 MB / 490.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.197e-05/0.1048, allocations: 60.39 kB / 0.5587 GB, free: 12.8 MB / 490.7 MB Notification: Performance of pre-optimization done (n=208): time 4.618e-06/0.1048, allocations: 0 / 0.5587 GB, free: 12.8 MB / 490.7 MB 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 0.03029/0.1351, allocations: 13.94 MB / 0.5723 GB, free: 14.89 MB / 0.4948 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.576e-05/0.1352, allocations: 235.6 kB / 0.5725 GB, free: 14.61 MB / 0.4948 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00147/0.1367, allocations: 1.289 MB / 0.5738 GB, free: 13.31 MB / 0.4948 GB Notification: Performance of collectPreVariables (initialization): time 0.000179/0.1369, allocations: 65.7 kB / 0.5739 GB, free: 13.24 MB / 0.4948 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008749/0.1377, allocations: 1.634 MB / 0.5755 GB, free: 11.59 MB / 0.4948 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007327/0.1385, allocations: 0.9762 MB / 0.5764 GB, free: 10.61 MB / 0.4948 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001131/0.1396, allocations: 0.6509 MB / 0.577 GB, free: 9.941 MB / 0.4948 GB Notification: Performance of setup shared object (initialization): time 0.0001141/0.1397, allocations: 476.8 kB / 0.5775 GB, free: 9.473 MB / 0.4948 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001586/0.1413, allocations: 0.7506 MB / 0.5782 GB, free: 8.711 MB / 0.4948 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.002314/0.1436, allocations: 2.083 MB / 0.5803 GB, free: 6.094 MB / 0.4948 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.004165/0.1478, allocations: 2.954 MB / 0.5831 GB, free: 2.609 MB / 0.4948 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.61e-05/0.1478, allocations: 8 kB / 0.5832 GB, free: 2.602 MB / 0.4948 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 0.01419/0.162, allocations: 6.223 MB / 0.5892 GB, free: 12.3 MB / 0.5105 GB Notification: Performance of prepare postOptimizeDAE: time 3.291e-05/0.162, allocations: 16 kB / 0.5892 GB, free: 12.29 MB / 0.5105 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.579e-05/0.1621, allocations: 24 kB / 0.5893 GB, free: 12.27 MB / 0.5105 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01629/0.1783, allocations: 6.798 MB / 0.5959 GB, free: 5.449 MB / 0.5105 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002032/0.1804, allocations: 0.8541 MB / 0.5967 GB, free: 4.594 MB / 0.5105 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0198/0.2002, allocations: 16.58 MB / 0.6129 GB, free: 3.621 MB / 0.5261 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00257/0.2027, allocations: 431.3 kB / 0.6133 GB, free: 3.199 MB / 0.5261 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004558/0.2032, allocations: 155.9 kB / 0.6135 GB, free: 3.047 MB / 0.5261 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002239/0.2054, allocations: 0.9032 MB / 0.6144 GB, free: 2.137 MB / 0.5261 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001886/0.2073, allocations: 2.071 MB / 0.6164 GB, free: 15.54 MB / 0.5417 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.004702/0.212, allocations: 4.088 MB / 0.6204 GB, free: 10.87 MB / 0.5417 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.791e-05/0.212, allocations: 8 kB / 0.6204 GB, free: 10.86 MB / 0.5417 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 0.00982/0.2219, allocations: 5.732 MB / 0.626 GB, free: 5.055 MB / 0.5417 GB Notification: Performance of prepare postOptimizeDAE: time 2.734e-05/0.2219, allocations: 16 kB / 0.626 GB, free: 5.039 MB / 0.5417 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.308e-05/0.2219, allocations: 24 kB / 0.626 GB, free: 5.016 MB / 0.5417 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01052/0.2324, allocations: 4.528 MB / 0.6305 GB, free: 480 kB / 0.5417 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002338/0.2348, allocations: 0.9048 MB / 0.6313 GB, free: 15.56 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.2518/0.4866, allocations: 19.1 MB / 0.65 GB, free: 145.7 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002414/0.489, allocations: 420.8 kB / 0.6504 GB, free: 145.7 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002573/0.4893, allocations: 154.3 kB / 0.6505 GB, free: 145.7 MB / 0.5573 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 0.0007136/0.49, allocations: 480.8 kB / 0.651 GB, free: 145.4 MB / 0.5573 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004815/0.4905, allocations: 285.9 kB / 0.6513 GB, free: 145.4 MB / 0.5573 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 0.01116/0.5016, allocations: 5.67 MB / 0.6568 GB, free: 145.2 MB / 0.5573 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.165e-05/0.5016, allocations: 28.16 kB / 0.6568 GB, free: 145.2 MB / 0.5573 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.714e-05/0.5017, allocations: 14.06 kB / 0.6569 GB, free: 145.2 MB / 0.5573 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.301e-05/0.5017, allocations: 18.25 kB / 0.6569 GB, free: 145.2 MB / 0.5573 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 0.0193/0.521, allocations: 10.08 MB / 0.6667 GB, free: 143.3 MB / 0.5573 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.563e-05/0.521, allocations: 7.625 kB / 0.6667 GB, free: 143.3 MB / 0.5573 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00192/0.5229, allocations: 0.597 MB / 0.6673 GB, free: 143.3 MB / 0.5573 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02007/0.543, allocations: 6.268 MB / 0.6734 GB, free: 143.1 MB / 0.5573 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003823/0.5434, allocations: 77.5 kB / 0.6735 GB, free: 143 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01666/0.56, allocations: 16.11 MB / 0.6892 GB, free: 132.6 MB / 0.5573 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.46e-06/0.56, allocations: 11.06 kB / 0.6892 GB, free: 132.6 MB / 0.5573 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 0.009609/0.5696, allocations: 6.121 MB / 0.6952 GB, free: 130.7 MB / 0.5573 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0008508/0.5705, allocations: 0.6035 MB / 0.6958 GB, free: 130.4 MB / 0.5573 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002488/0.5707, allocations: 55.78 kB / 0.6959 GB, free: 130.3 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001381/0.5721, allocations: 380.6 kB / 0.6962 GB, free: 130.3 MB / 0.5573 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0005217/0.5726, allocations: 238.6 kB / 0.6965 GB, free: 130.3 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001437/0.5728, allocations: 90.02 kB / 0.6965 GB, free: 130.2 MB / 0.5573 GB Notification: Performance of sorting global known variables: time 0.000685/0.5735, allocations: 0.6682 MB / 0.6972 GB, free: 129.9 MB / 0.5573 GB Notification: Performance of sort global known variables: time 2.31e-07/0.5735, allocations: 0 / 0.6972 GB, free: 129.9 MB / 0.5573 GB Notification: Performance of remove unused functions: time 0.004262/0.5777, allocations: 1.859 MB / 0.699 GB, free: 129.7 MB / 0.5573 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 0.000382/0.5781, allocations: 180.6 kB / 0.6992 GB, free: 129.5 MB / 0.5573 GB Notification: Performance of simCode: created initialization part: time 0.009541/0.5877, allocations: 7.303 MB / 0.7063 GB, free: 123.7 MB / 0.5573 GB Notification: Performance of simCode: created event and clocks part: time 5.791e-06/0.5877, allocations: 4 kB / 0.7063 GB, free: 123.7 MB / 0.5573 GB Notification: Performance of simCode: created simulation system equations: time 0.003755/0.5914, allocations: 2.889 MB / 0.7091 GB, free: 120.7 MB / 0.5573 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001224/0.5926, allocations: 298.2 kB / 0.7094 GB, free: 120.4 MB / 0.5573 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.009392/0.602, allocations: 7.094 MB / 0.7163 GB, free: 113.2 MB / 0.5573 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009336/0.603, allocations: 1.122 MB / 0.7174 GB, free: 112 MB / 0.5573 GB Notification: Performance of simCode: alias equations: time 0.002248/0.6052, allocations: 1.397 MB / 0.7188 GB, free: 110.6 MB / 0.5573 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004354/0.6057, allocations: 172.4 kB / 0.719 GB, free: 110.5 MB / 0.5573 GB Notification: Performance of SimCode: time 1.363e-06/0.6057, allocations: 0 / 0.719 GB, free: 110.5 MB / 0.5573 GB Notification: Performance of Templates: time 0.06553/0.6712, allocations: 78.55 MB / 0.7957 GB, free: 32.32 MB / 0.5573 GB " [Timeout remaining time 659] make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 660] (rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=240 -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 5.15542949992232]