Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001215/0.001215, allocations: 115.3 kB / 15.34 MB, free: 0.5156 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001229/0.001229, allocations: 194.7 kB / 16.25 MB, free: 6.629 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.548/1.548, allocations: 205.1 MB / 222.1 MB, free: 4.688 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.681/1.681, allocations: 292.3 MB / 0.5486 GB, free: 13.66 MB / 462.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001412/0.001413, allocations: 68.28 kB / 0.6711 GB, free: 26.25 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2653/0.2668, allocations: 114.6 MB / 0.783 GB, free: 13.79 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02199/0.2888, allocations: 18.04 MB / 0.8006 GB, free: 11.68 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.01166/0.3005, allocations: 6.798 MB / 0.8073 GB, free: 4.859 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003165/0.3037, allocations: 43.88 kB / 0.8073 GB, free: 4.816 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.004189/0.308, allocations: 1.361 MB / 0.8086 GB, free: 3.453 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.005092/0.3131, allocations: 1.292 MB / 0.8099 GB, free: 2.156 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.00363/0.3168, allocations: 1.177 MB / 0.811 GB, free: 0.9805 MB / 0.6231 GB Notification: Performance of NFFlatten.flatten: time 0.007236/0.324, allocations: 5.464 MB / 0.8164 GB, free: 11.5 MB / 0.6387 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01199/0.336, allocations: 8.477 MB / 0.8247 GB, free: 2.922 MB / 0.6387 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00447/0.3405, allocations: 2.368 MB / 0.827 GB, free: 0.5469 MB / 0.6387 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005677/0.3462, allocations: 3.121 MB / 0.83 GB, free: 13.41 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.001219/0.3475, allocations: 0.5117 MB / 0.8305 GB, free: 12.9 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002957/0.3504, allocations: 1.256 MB / 0.8318 GB, free: 11.65 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.002945/0.3534, allocations: 2.242 MB / 0.8339 GB, free: 9.402 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.003755/0.3572, allocations: 2.175 MB / 0.8361 GB, free: 7.219 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.01024/0.3674, allocations: 7.736 MB / 0.8436 GB, free: 15.46 MB / 0.67 GB Notification: Performance of FrontEnd - DAE generated: time 5.31e-06/0.3675, allocations: 0 / 0.8436 GB, free: 15.46 MB / 0.67 GB Notification: Performance of FrontEnd: time 1.653e-06/0.3675, allocations: 0 / 0.8436 GB, free: 15.46 MB / 0.67 GB Notification: Performance of Transformations before backend: time 0.0002368/0.3677, allocations: 0 / 0.8436 GB, free: 15.46 MB / 0.67 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.0109/0.3786, allocations: 3.776 MB / 0.8473 GB, free: 11.62 MB / 0.67 GB Notification: Performance of prepare preOptimizeDAE: time 5.424e-05/0.3787, allocations: 8.031 kB / 0.8473 GB, free: 11.62 MB / 0.67 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.00104/0.3797, allocations: 0.5462 MB / 0.8478 GB, free: 11.06 MB / 0.67 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01237/0.3921, allocations: 2.337 MB / 0.8501 GB, free: 8.719 MB / 0.67 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005208/0.3974, allocations: 2.155 MB / 0.8522 GB, free: 6.52 MB / 0.67 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002372/0.3976, allocations: 267.2 kB / 0.8525 GB, free: 6.258 MB / 0.67 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001314/0.3989, allocations: 347.9 kB / 0.8528 GB, free: 5.918 MB / 0.67 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01603/0.415, allocations: 7.099 MB / 0.8598 GB, free: 14.72 MB / 0.6856 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.471e-05/0.4151, allocations: 4 kB / 0.8598 GB, free: 14.71 MB / 0.6856 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005028/0.4156, allocations: 144 kB / 0.8599 GB, free: 14.57 MB / 0.6856 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004893/0.4161, allocations: 338 kB / 0.8602 GB, free: 14.24 MB / 0.6856 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01772/0.4338, allocations: 6.981 MB / 0.867 GB, free: 7.246 MB / 0.6856 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 0.03648/0.4704, allocations: 26.55 MB / 0.893 GB, free: 10.53 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008003/0.4784, allocations: 4.992 MB / 0.8978 GB, free: 5.23 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005626/0.4841, allocations: 2.593 MB / 0.9004 GB, free: 2.617 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002608/0.4843, allocations: 135 kB / 0.9005 GB, free: 2.469 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.478e-05/0.4844, allocations: 64.48 kB / 0.9006 GB, free: 2.395 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=208): time 6.042e-06/0.4844, allocations: 4 kB / 0.9006 GB, free: 2.391 MB / 0.7169 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 0.5769/1.061, allocations: 30.89 MB / 0.9307 GB, free: 124.5 MB / 0.7325 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.31e-05/1.061, allocations: 243 kB / 0.931 GB, free: 124.2 MB / 0.7325 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002041/1.064, allocations: 1.397 MB / 0.9323 GB, free: 123.7 MB / 0.7325 GB Notification: Performance of collectPreVariables (initialization): time 0.0004403/1.064, allocations: 66.11 kB / 0.9324 GB, free: 123.6 MB / 0.7325 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008121/1.065, allocations: 1.491 MB / 0.9338 GB, free: 122.5 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008864/1.066, allocations: 0.9179 MB / 0.9347 GB, free: 121.8 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001056/1.067, allocations: 0.6343 MB / 0.9354 GB, free: 121.5 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 4.171e-05/1.067, allocations: 306 kB / 0.9356 GB, free: 121.2 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005722/1.073, allocations: 2.67 MB / 0.9383 GB, free: 120.4 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006393/1.079, allocations: 3.548 MB / 0.9417 GB, free: 118.5 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01086/1.09, allocations: 6.392 MB / 0.948 GB, free: 115.5 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.459e-05/1.09, allocations: 7.312 kB / 0.948 GB, free: 115.5 MB / 0.7325 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 0.02464/1.114, allocations: 10.98 MB / 0.9587 GB, free: 110.3 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 3.83e-05/1.115, allocations: 19.75 kB / 0.9587 GB, free: 110.3 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.104e-05/1.115, allocations: 29.09 kB / 0.9587 GB, free: 110.3 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01727/1.132, allocations: 5.477 MB / 0.9641 GB, free: 107.7 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003782/1.136, allocations: 0.9866 MB / 0.9651 GB, free: 107.4 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03257/1.168, allocations: 28.16 MB / 0.9926 GB, free: 80.21 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003876/1.172, allocations: 0.5497 MB / 0.9931 GB, free: 79.66 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003226/1.173, allocations: 156 kB / 0.9932 GB, free: 79.51 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006102/1.179, allocations: 3.964 MB / 0.9971 GB, free: 75.54 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.004767/1.183, allocations: 3.513 MB / 1.001 GB, free: 71.65 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07648/1.26, allocations: 24.59 MB / 1.025 GB, free: 46.58 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.873e-05/1.26, allocations: 12 kB / 1.025 GB, free: 46.57 MB / 0.7325 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 0.02079/1.281, allocations: 10.49 MB / 1.035 GB, free: 35.93 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 2.591e-05/1.281, allocations: 16 kB / 1.035 GB, free: 35.92 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.116e-05/1.281, allocations: 31.83 kB / 1.035 GB, free: 35.89 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01269/1.294, allocations: 4.264 MB / 1.039 GB, free: 31.62 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004035/1.298, allocations: 1.036 MB / 1.04 GB, free: 30.58 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02764/1.325, allocations: 27.1 MB / 1.067 GB, free: 2.797 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003921/1.329, allocations: 0.5302 MB / 1.067 GB, free: 2.266 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005536/1.33, allocations: 156 kB / 1.067 GB, free: 2.113 MB / 0.7325 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.i1[2] - line2.i3[2] 0.0 = (-line2.i2[1]) - line2.i1[1] - line2.i3[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 0.001055/1.331, allocations: 399.8 kB / 1.068 GB, free: 1.719 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007245/1.332, allocations: 197.7 kB / 1.068 GB, free: 1.523 MB / 0.7325 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 0.02461/1.356, allocations: 10.16 MB / 1.078 GB, free: 7.289 MB / 0.7481 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.532e-05/1.356, allocations: 28 kB / 1.078 GB, free: 7.262 MB / 0.7481 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.779e-05/1.356, allocations: 16 kB / 1.078 GB, free: 7.246 MB / 0.7481 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.842e-05/1.356, allocations: 15.95 kB / 1.078 GB, free: 7.23 MB / 0.7481 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 0.03388/1.39, allocations: 16.29 MB / 1.094 GB, free: 6.77 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.62e-05/1.39, allocations: 4 kB / 1.094 GB, free: 6.766 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003225/1.394, allocations: 0.7379 MB / 1.094 GB, free: 6.027 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01687/1.41, allocations: 5.118 MB / 1.099 GB, free: 0.8945 MB / 0.7637 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005187/1.411, allocations: 83.88 kB / 1.099 GB, free: 0.8125 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03589/1.447, allocations: 27.22 MB / 1.126 GB, free: 5.109 MB / 0.795 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.897e-06/1.447, allocations: 12.03 kB / 1.126 GB, free: 5.098 MB / 0.795 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 0.02331/1.47, allocations: 10.08 MB / 1.136 GB, free: 10.77 MB / 0.8106 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001472/1.472, allocations: 0.721 MB / 1.137 GB, free: 10.03 MB / 0.8106 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003574/1.472, allocations: 56.48 kB / 1.137 GB, free: 9.977 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003058/1.475, allocations: 0.4992 MB / 1.137 GB, free: 9.477 MB / 0.8106 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006588/1.476, allocations: 226.3 kB / 1.137 GB, free: 9.254 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002197/1.476, allocations: 91.95 kB / 1.137 GB, free: 9.164 MB / 0.8106 GB Notification: Performance of sorting global known variables: time 0.001239/1.477, allocations: 0.9528 MB / 1.138 GB, free: 8.207 MB / 0.8106 GB Notification: Performance of sort global known variables: time 1.2e-07/1.477, allocations: 1.094 kB / 1.138 GB, free: 8.207 MB / 0.8106 GB Notification: Performance of remove unused functions: time 0.005404/1.483, allocations: 1.832 MB / 1.14 GB, free: 6.375 MB / 0.8106 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)} 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 Backend phase and start with SimCode phase: time 0.02331/1.506, allocations: 10.75 MB / 1.151 GB, free: 11.36 MB / 0.8262 GB Notification: Performance of simCode: created initialization part: time 0.02961/1.536, allocations: 14.35 MB / 1.165 GB, free: 12.93 MB / 0.8419 GB Notification: Performance of simCode: created event and clocks part: time 1.239e-05/1.536, allocations: 4 kB / 1.165 GB, free: 12.93 MB / 0.8419 GB Notification: Performance of simCode: created simulation system equations: time 0.009332/1.545, allocations: 4.417 MB / 1.169 GB, free: 8.465 MB / 0.8419 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001979/1.547, allocations: 275.1 kB / 1.169 GB, free: 8.203 MB / 0.8419 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 simCode: created linear, non-linear and system jacobian parts: time 0.08596/1.633, allocations: 44.67 MB / 1.213 GB, free: 9.586 MB / 0.8887 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002771/1.636, allocations: 2.836 MB / 1.216 GB, free: 6.719 MB / 0.8887 GB Notification: Performance of simCode: alias equations: time 0.004886/1.641, allocations: 1.637 MB / 1.217 GB, free: 5.078 MB / 0.8887 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001467/1.642, allocations: 1.206 MB / 1.218 GB, free: 3.871 MB / 0.8887 GB Notification: Performance of SimCode: time 5.51e-07/1.642, allocations: 0 / 1.218 GB, free: 3.871 MB / 0.8887 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 3.967/5.609, allocations: 100.9 MB / 1.317 GB, free: 302.5 MB / 0.9356 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002589/5.61, allocations: 301.6 kB / 1.317 GB, free: 302.1 MB / 0.9356 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.387/8.997, allocations: 7.234 kB / 1.317 GB, free: 302.1 MB / 0.9356 GB (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)