Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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.BalancedStepUp.YD,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_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 0.001018/0.001017, allocations: 92.23 kB / 15.06 MB, free: 1.098 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001059/0.001059, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.648/1.648, allocations: 205.4 MB / 222.1 MB, free: 5.668 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 1.846/1.846, allocations: 292.7 MB / 0.5499 GB, free: 14.54 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 0.0006039/0.000604, allocations: 16.81 kB / 0.6739 GB, free: 26.29 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3149/0.3155, allocations: 116.3 MB / 0.7874 GB, free: 11.82 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02295/0.3386, allocations: 16.48 MB / 0.8035 GB, free: 11.28 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.01301/0.3517, allocations: 6.493 MB / 0.8099 GB, free: 4.77 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002298/0.354, allocations: 43.88 kB / 0.8099 GB, free: 4.727 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.001661/0.3557, allocations: 365.4 kB / 0.8103 GB, free: 4.367 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.004414/0.3601, allocations: 1.132 MB / 0.8114 GB, free: 3.23 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.003528/0.3637, allocations: 0.7641 MB / 0.8121 GB, free: 2.465 MB / 0.6231 GB Notification: Performance of NFFlatten.flatten: time 0.008692/0.3724, allocations: 6.469 MB / 0.8184 GB, free: 11.98 MB / 0.6387 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0142/0.3867, allocations: 7.444 MB / 0.8257 GB, free: 4.469 MB / 0.6387 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004513/0.3912, allocations: 1.693 MB / 0.8273 GB, free: 2.77 MB / 0.6387 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00622/0.3975, allocations: 2.598 MB / 0.8299 GB, free: 168 kB / 0.6387 GB Notification: Performance of NFPackage.collectConstants: time 0.001837/0.3994, allocations: 236 kB / 0.8301 GB, free: 15.93 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003423/0.4028, allocations: 0.6906 MB / 0.8308 GB, free: 15.24 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.004248/0.4071, allocations: 1.879 MB / 0.8326 GB, free: 13.36 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.002411/0.4095, allocations: 0.6875 MB / 0.8333 GB, free: 12.66 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.01027/0.4198, allocations: 6.421 MB / 0.8396 GB, free: 6.227 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 8.065e-06/0.4199, allocations: 0 / 0.8396 GB, free: 6.227 MB / 0.6544 GB Notification: Performance of FrontEnd: time 2.876e-06/0.4199, allocations: 0 / 0.8396 GB, free: 6.227 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0002982/0.4202, allocations: 0 / 0.8396 GB, free: 6.227 MB / 0.6544 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 0.01137/0.4316, allocations: 3.105 MB / 0.8426 GB, free: 3.062 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 6.438e-05/0.4316, allocations: 8.031 kB / 0.8426 GB, free: 3.055 MB / 0.6544 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002769/0.4344, allocations: 0.546 MB / 0.8431 GB, free: 2.5 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01272/0.4472, allocations: 2.348 MB / 0.8454 GB, free: 148 kB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005917/0.4531, allocations: 2.115 MB / 0.8475 GB, free: 13.98 MB / 0.67 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003362/0.4535, allocations: 271 kB / 0.8477 GB, free: 13.72 MB / 0.67 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00186/0.4554, allocations: 351.9 kB / 0.8481 GB, free: 13.38 MB / 0.67 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02192/0.4773, allocations: 7.064 MB / 0.855 GB, free: 6.207 MB / 0.67 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001867/0.4776, allocations: 7.938 kB / 0.855 GB, free: 6.199 MB / 0.67 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001562/0.4791, allocations: 144 kB / 0.8551 GB, free: 6.059 MB / 0.67 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005924/0.4797, allocations: 330 kB / 0.8554 GB, free: 5.734 MB / 0.67 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01942/0.4992, allocations: 6.965 MB / 0.8622 GB, free: 14.76 MB / 0.6856 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04266/0.5419, allocations: 26.58 MB / 0.8882 GB, free: 2.008 MB / 0.7012 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008436/0.5504, allocations: 4.991 MB / 0.8931 GB, free: 12.7 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006124/0.5566, allocations: 2.596 MB / 0.8956 GB, free: 10.09 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005476/0.5572, allocations: 135 kB / 0.8957 GB, free: 9.938 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.655e-05/0.5573, allocations: 68.5 kB / 0.8958 GB, free: 9.859 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=208): time 4.849e-06/0.5573, allocations: 0 / 0.8958 GB, free: 9.859 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.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 matching and sorting (n=271): time 0.71/1.267, allocations: 30.9 MB / 0.926 GB, free: 123.7 MB / 0.7325 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001586/1.267, allocations: 242.6 kB / 0.9262 GB, free: 123.5 MB / 0.7325 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002741/1.27, allocations: 1.392 MB / 0.9276 GB, free: 123.3 MB / 0.7325 GB Notification: Performance of collectPreVariables (initialization): time 0.0006401/1.271, allocations: 67.23 kB / 0.9276 GB, free: 123.3 MB / 0.7325 GB Notification: Performance of collectInitialEqns (initialization): time 0.001406/1.272, allocations: 1.485 MB / 0.9291 GB, free: 122.8 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.001111/1.273, allocations: 0.918 MB / 0.93 GB, free: 122.2 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000231/1.274, allocations: 64.28 kB / 0.93 GB, free: 122.2 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 0.0002604/1.274, allocations: 441.9 kB / 0.9305 GB, free: 121.9 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006315/1.28, allocations: 2.641 MB / 0.9331 GB, free: 121.2 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006975/1.287, allocations: 3.544 MB / 0.9365 GB, free: 119.3 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.007435/1.295, allocations: 3.093 MB / 0.9395 GB, free: 118.2 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.104e-05/1.295, allocations: 7.375 kB / 0.9395 GB, free: 118.2 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.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 matching and sorting (n=410) (initialization): time 0.03087/1.326, allocations: 11 MB / 0.9503 GB, free: 114.4 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 0.000761/1.326, allocations: 0.8673 MB / 0.9511 GB, free: 113.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.7e-05/1.326, allocations: 26.28 kB / 0.9511 GB, free: 113.2 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02061/1.347, allocations: 5.883 MB / 0.9569 GB, free: 110.5 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00454/1.352, allocations: 0.9829 MB / 0.9579 GB, free: 110.1 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03936/1.391, allocations: 25.86 MB / 0.9831 GB, free: 90.35 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004442/1.396, allocations: 0.561 MB / 0.9837 GB, free: 89.79 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008377/1.396, allocations: 144.1 kB / 0.9838 GB, free: 89.65 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 1.217e-05/1.396, allocations: 4 kB / 0.9838 GB, free: 89.64 MB / 0.7325 GB Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.007315/1.404, allocations: 3.092 MB / 0.9868 GB, free: 86.53 MB / 0.7325 GB Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed. Error: No system for the symbolic initialization was generated