Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.0009636/0.0009636, allocations: 80.94 kB / 19.94 MB, free: 4.547 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 0.001005/0.001005, allocations: 177.3 kB / 23.36 MB, free: 1.133 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 0.9657/0.9657, allocations: 177.1 MB / 203.8 MB, free: 5.477 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 2.381/2.381, allocations: 438.8 MB / 0.6827 GB, free: 13.61 MB / 0.6511 GB " [Timeout remaining time 177] Using package Buildings with version 14.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 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(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.332e-06/1.332e-06, allocations: 0 / 0.8387 GB, free: 14.09 MB / 0.8073 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.974e-05/2.107e-05, allocations: 2.312 kB / 0.8387 GB, free: 14.08 MB / 0.8073 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.008398/0.008419, allocations: 9.398 MB / 0.8479 GB, free: 4.641 MB / 0.8073 GB Notification: Performance of NFInst.instExpressions: time 0.006598/0.01502, allocations: 3.908 MB / 0.8517 GB, free: 0.7227 MB / 0.8073 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001276/0.01629, allocations: 63.75 kB / 0.8518 GB, free: 0.6602 MB / 0.8073 GB Notification: Performance of NFTyping.typeComponents: time 0.00104/0.01733, allocations: 461 kB / 0.8522 GB, free: 212 kB / 0.8073 GB Notification: Performance of NFTyping.typeBindings: time 0.002117/0.01945, allocations: 1.224 MB / 0.8534 GB, free: 14.98 MB / 0.823 GB Notification: Performance of NFTyping.typeClassSections: time 0.00165/0.0211, allocations: 0.9397 MB / 0.8543 GB, free: 14.04 MB / 0.823 GB Notification: Performance of NFFlatten.flatten: time 0.004597/0.0257, allocations: 5.436 MB / 0.8596 GB, free: 8.586 MB / 0.823 GB Notification: Performance of NFFlatten.resolveConnections: time 0.004054/0.02975, allocations: 3.652 MB / 0.8632 GB, free: 4.812 MB / 0.823 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004018/0.03377, allocations: 3.338 MB / 0.8665 GB, free: 1.469 MB / 0.823 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003777/0.03755, allocations: 2.845 MB / 0.8693 GB, free: 14.62 MB / 0.8386 GB Notification: Performance of NFPackage.collectConstants: time 0.001137/0.03868, allocations: 0.5117 MB / 0.8698 GB, free: 14.11 MB / 0.8386 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001519/0.0402, allocations: 0.7143 MB / 0.8704 GB, free: 13.39 MB / 0.8386 GB Notification: Performance of NFScalarize.scalarize: time 0.00233/0.04253, allocations: 2.425 MB / 0.8728 GB, free: 10.96 MB / 0.8386 GB Notification: Performance of NFVerifyModel.verify: time 0.002646/0.04518, allocations: 1.552 MB / 0.8743 GB, free: 9.406 MB / 0.8386 GB Notification: Performance of NFConvertDAE.convert: time 0.004023/0.0492, allocations: 4.126 MB / 0.8784 GB, free: 5.27 MB / 0.8386 GB Notification: Performance of FrontEnd - DAE generated: time 4.018e-06/0.0492, allocations: 0 / 0.8784 GB, free: 5.27 MB / 0.8386 GB Notification: Performance of FrontEnd: time 1.233e-06/0.04921, allocations: 0 / 0.8784 GB, free: 5.27 MB / 0.8386 GB Notification: Performance of Transformations before backend: time 0.0001404/0.04935, allocations: 0 / 0.8784 GB, free: 5.27 MB / 0.8386 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 0.004696/0.05404, allocations: 3.514 MB / 0.8818 GB, free: 1.715 MB / 0.8386 GB Notification: Performance of prepare preOptimizeDAE: time 3.773e-05/0.05408, allocations: 8.625 kB / 0.8818 GB, free: 1.707 MB / 0.8386 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004748/0.05883, allocations: 1.455 MB / 0.8832 GB, free: 256 kB / 0.8386 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002096/0.06092, allocations: 1.517 MB / 0.8847 GB, free: 14.7 MB / 0.8542 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001491/0.06107, allocations: 271.5 kB / 0.885 GB, free: 14.44 MB / 0.8542 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000446/0.06152, allocations: 348.3 kB / 0.8853 GB, free: 14.1 MB / 0.8542 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.004688/0.06621, allocations: 3.334 MB / 0.8886 GB, free: 10.64 MB / 0.8542 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.097e-05/0.06627, allocations: 7.922 kB / 0.8886 GB, free: 10.63 MB / 0.8542 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002979/0.06657, allocations: 148 kB / 0.8887 GB, free: 10.49 MB / 0.8542 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002689/0.06684, allocations: 310.2 kB / 0.889 GB, free: 10.18 MB / 0.8542 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002355/0.06919, allocations: 1.417 MB / 0.8904 GB, free: 8.754 MB / 0.8542 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01456/0.08375, allocations: 12.93 MB / 0.903 GB, free: 11.25 MB / 0.8698 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001904/0.08565, allocations: 1.702 MB / 0.9047 GB, free: 9.488 MB / 0.8698 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001103/0.08676, allocations: 0.8814 MB / 0.9055 GB, free: 8.578 MB / 0.8698 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001304/0.08689, allocations: 57.97 kB / 0.9056 GB, free: 8.52 MB / 0.8698 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.911e-05/0.08692, allocations: 68.44 kB / 0.9056 GB, free: 8.445 MB / 0.8698 GB Notification: Performance of pre-optimization done (n=208): time 4.879e-06/0.08693, allocations: 0 / 0.9056 GB, free: 8.445 MB / 0.8698 GB Warning: The linear system: 1 : transformer.conv2.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.conv2.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; 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=211): time 0.009665/0.0966, allocations: 4.536 MB / 0.9101 GB, free: 3.902 MB / 0.8698 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.381e-05/0.09668, allocations: 231.6 kB / 0.9103 GB, free: 3.625 MB / 0.8698 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008743/0.09755, allocations: 0.9964 MB / 0.9113 GB, free: 2.617 MB / 0.8698 GB Notification: Performance of collectPreVariables (initialization): time 0.0001237/0.09768, allocations: 57.7 kB / 0.9113 GB, free: 2.555 MB / 0.8698 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005719/0.09825, allocations: 1.445 MB / 0.9127 GB, free: 1.094 MB / 0.8698 GB Notification: Performance of collectInitialBindings (initialization): time 0.0005055/0.09875, allocations: 0.7552 MB / 0.9135 GB, free: 340 kB / 0.8698 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005964/0.09935, allocations: 0.5014 MB / 0.914 GB, free: 15.82 MB / 0.8855 GB Notification: Performance of setup shared object (initialization): time 0.000238/0.09959, allocations: 305.1 kB / 0.9143 GB, free: 15.52 MB / 0.8855 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006465/0.1002, allocations: 453.2 kB / 0.9147 GB, free: 15.07 MB / 0.8855 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001008/0.1012, allocations: 1.299 MB / 0.916 GB, free: 13.38 MB / 0.8855 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001747/0.103, allocations: 1.888 MB / 0.9178 GB, free: 11.12 MB / 0.8855 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.889e-06/0.103, allocations: 8 kB / 0.9178 GB, free: 11.11 MB / 0.8855 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=350) (initialization): time 0.004263/0.1073, allocations: 2.737 MB / 0.9205 GB, free: 8.352 MB / 0.8855 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001753/0.1074, allocations: 16 kB / 0.9205 GB, free: 8.336 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.886e-05/0.1075, allocations: 28 kB / 0.9205 GB, free: 8.309 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.005492/0.113, allocations: 1.969 MB / 0.9224 GB, free: 6.332 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001906/0.1149, allocations: 0.7566 MB / 0.9232 GB, free: 5.574 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.007879/0.1227, allocations: 7.301 MB / 0.9303 GB, free: 14.04 MB / 0.9011 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001547/0.1243, allocations: 226.9 kB / 0.9305 GB, free: 13.82 MB / 0.9011 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001977/0.1245, allocations: 115.9 kB / 0.9306 GB, free: 13.71 MB / 0.9011 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001351/0.1258, allocations: 0.5509 MB / 0.9312 GB, free: 13.15 MB / 0.9011 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0009814/0.1268, allocations: 1.321 MB / 0.9325 GB, free: 11.43 MB / 0.9011 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002709/0.1295, allocations: 2.675 MB / 0.9351 GB, free: 8.363 MB / 0.9011 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.118e-05/0.1295, allocations: 8 kB / 0.9351 GB, free: 8.355 MB / 0.9011 GB Warning: The linear system: 1 : transformer.conv1.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : 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] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : 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] [ -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.v3_n[2] ; line2.v3_p[2] ; line2.v1_p[2] ; line2.v1_n[2] ] = [ -transformer.conv1.V2[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] ; -loadRL.load3.v[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] ] might be structurally or numerically singular for variable line2.v1_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=350) (initialization_lambda0): time 0.003376/0.1329, allocations: 2.513 MB / 0.9375 GB, free: 5.82 MB / 0.9011 GB Notification: Performance of prepare postOptimizeDAE: time 1.92e-05/0.1329, allocations: 16 kB / 0.9376 GB, free: 5.805 MB / 0.9011 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.067e-05/0.133, allocations: 28 kB / 0.9376 GB, free: 5.777 MB / 0.9011 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001279/0.1342, allocations: 0.5506 MB / 0.9381 GB, free: 5.215 MB / 0.9011 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001945/0.1362, allocations: 0.8074 MB / 0.9389 GB, free: 4.406 MB / 0.9011 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005286/0.1415, allocations: 9.039 MB / 0.9477 GB, free: 10.96 MB / 0.9167 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001377/0.1428, allocations: 215.1 kB / 0.9479 GB, free: 10.75 MB / 0.9167 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001714/0.143, allocations: 108 kB / 0.948 GB, free: 10.64 MB / 0.9167 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i1[2]) - line2.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (294): * Single equations (assignments): 292 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.0006474/0.1437, allocations: 377.5 kB / 0.9484 GB, free: 10.27 MB / 0.9167 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003684/0.144, allocations: 183.8 kB / 0.9486 GB, free: 10.09 MB / 0.9167 GB Warning: The linear system: 1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ] = [ line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003841/0.1479, allocations: 2.393 MB / 0.9509 GB, free: 7.652 MB / 0.9167 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.415e-05/0.1479, allocations: 23.94 kB / 0.9509 GB, free: 7.629 MB / 0.9167 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.113e-06/0.1479, allocations: 4 kB / 0.9509 GB, free: 7.625 MB / 0.9167 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.546e-05/0.1479, allocations: 15.95 kB / 0.951 GB, free: 7.609 MB / 0.9167 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.007208/0.1551, allocations: 5.142 MB / 0.956 GB, free: 2.344 MB / 0.9167 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.673e-06/0.1551, allocations: 4 kB / 0.956 GB, free: 2.34 MB / 0.9167 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001281/0.1564, allocations: 0.4958 MB / 0.9565 GB, free: 1.844 MB / 0.9167 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.00414/0.1605, allocations: 1.793 MB / 0.9582 GB, free: 40 kB / 0.9167 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001691/0.1607, allocations: 52.03 kB / 0.9583 GB, free: 15.98 MB / 0.9323 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.006639/0.1674, allocations: 7.045 MB / 0.9652 GB, free: 8.684 MB / 0.9323 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.123e-06/0.1674, allocations: 15.92 kB / 0.9652 GB, free: 8.668 MB / 0.9323 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003966/0.1713, allocations: 2.788 MB / 0.9679 GB, free: 5.777 MB / 0.9323 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006799/0.172, allocations: 434 kB / 0.9683 GB, free: 5.352 MB / 0.9323 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001885/0.1722, allocations: 44 kB / 0.9683 GB, free: 5.309 MB / 0.9323 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008456/0.173, allocations: 83.95 kB / 0.9684 GB, free: 5.227 MB / 0.9323 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003196/0.1734, allocations: 170 kB / 0.9686 GB, free: 5.059 MB / 0.9323 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001098/0.1735, allocations: 55.95 kB / 0.9686 GB, free: 5.004 MB / 0.9323 GB Notification: Performance of sorting global known variables: time 0.0004823/0.174, allocations: 449.9 kB / 0.9691 GB, free: 4.559 MB / 0.9323 GB Notification: Performance of sort global known variables: time 8e-08/0.174, allocations: 0 / 0.9691 GB, free: 4.559 MB / 0.9323 GB Notification: Performance of remove unused functions: time 0.004081/0.178, allocations: 1.469 MB / 0.9705 GB, free: 3.09 MB / 0.9323 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 28 * 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 (158): * Single equations (assignments): 156 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(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 0.0002879/0.1783, allocations: 144 kB / 0.9706 GB, free: 2.941 MB / 0.9323 GB Notification: Performance of simCode: created initialization part: time 0.005046/0.1834, allocations: 3.59 MB / 0.9741 GB, free: 15.29 MB / 0.948 GB Notification: Performance of simCode: created event and clocks part: time 5.333e-05/0.1834, allocations: 27.84 kB / 0.9742 GB, free: 15.26 MB / 0.948 GB Notification: Performance of simCode: created simulation system equations: time 0.001682/0.1851, allocations: 1.293 MB / 0.9754 GB, free: 13.94 MB / 0.948 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00152/0.1866, allocations: 495.3 kB / 0.9759 GB, free: 13.46 MB / 0.948 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007872/0.1945, allocations: 5.603 MB / 0.9814 GB, free: 7.73 MB / 0.948 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008783/0.1954, allocations: 0.9764 MB / 0.9823 GB, free: 6.734 MB / 0.948 GB Notification: Performance of simCode: alias equations: time 0.001601/0.197, allocations: 0.546 MB / 0.9829 GB, free: 6.184 MB / 0.948 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007538/0.1977, allocations: 319.2 kB / 0.9832 GB, free: 5.871 MB / 0.948 GB Notification: Performance of SimCode: time 1.753e-06/0.1977, allocations: 0 / 0.9832 GB, free: 5.871 MB / 0.948 GB Notification: Performance of Templates: time 0.05424/0.252, allocations: 48.51 MB / 1.031 GB, free: 5.641 MB / 0.9948 GB " [Timeout remaining time 300] make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile [Timeout 300] (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 6.065459632780403]