Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo", uses=false) Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+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.UnbalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_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 0.0008455/0.0008455, allocations: 91.53 kB / 15.36 MB, free: 0.7383 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.005202/0.005202, allocations: 172.8 kB / 16.26 MB, free: 6.676 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.307/1.307, allocations: 223.3 MB / 240.3 MB, free: 5.332 MB / 190.1 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/Experimental/DHC/UsersGuide/package.mo:2:1-389:15:writable] Warning: UsersGuide was referenced in the package.order file, but was not found in package.mo, UsersGuide/package.mo or UsersGuide.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.49/2.49, allocations: 443.4 MB / 0.7176 GB, free: 1.438 MB / 0.5606 GB Notification: Performance of FrontEnd - loaded program: time 0.0003529/0.000353, allocations: 14 kB / 0.8797 GB, free: 41.52 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.293/0.2934, allocations: 155.2 MB / 1.031 GB, free: 4.188 MB / 0.7794 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01966/0.3131, allocations: 17.57 MB / 1.048 GB, free: 2.547 MB / 0.795 GB Notification: Performance of NFInst.instExpressions: time 0.0124/0.3255, allocations: 6.77 MB / 1.055 GB, free: 11.75 MB / 0.8106 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001368/0.3269, allocations: 43.88 kB / 1.055 GB, free: 11.71 MB / 0.8106 GB Notification: Performance of NFTyping.typeComponents: time 0.0008774/0.3278, allocations: 385.3 kB / 1.055 GB, free: 11.33 MB / 0.8106 GB Notification: Performance of NFTyping.typeBindings: time 0.002743/0.3305, allocations: 1.323 MB / 1.057 GB, free: 10 MB / 0.8106 GB Notification: Performance of NFTyping.typeClassSections: time 0.002383/0.3329, allocations: 0.9984 MB / 1.058 GB, free: 9.004 MB / 0.8106 GB Notification: Performance of NFFlatten.flatten: time 0.008181/0.3411, allocations: 8.518 MB / 1.066 GB, free: 480 kB / 0.8106 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01149/0.3527, allocations: 8.343 MB / 1.074 GB, free: 8.043 MB / 0.8262 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002945/0.3556, allocations: 1.666 MB / 1.076 GB, free: 6.371 MB / 0.8262 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003572/0.3592, allocations: 2.652 MB / 1.078 GB, free: 3.711 MB / 0.8262 GB Notification: Performance of NFPackage.collectConstants: time 0.0004473/0.3597, allocations: 240 kB / 1.079 GB, free: 3.477 MB / 0.8262 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002144/0.3618, allocations: 1.178 MB / 1.08 GB, free: 2.297 MB / 0.8262 GB Notification: Performance of NFScalarize.scalarize: time 0.0018/0.3636, allocations: 1.887 MB / 1.082 GB, free: 416 kB / 0.8262 GB Notification: Performance of NFVerifyModel.verify: time 0.001868/0.3655, allocations: 1.806 MB / 1.083 GB, free: 14.58 MB / 0.8419 GB Notification: Performance of NFConvertDAE.convert: time 0.007021/0.3725, allocations: 7.422 MB / 1.091 GB, free: 7.141 MB / 0.8419 GB Notification: Performance of FrontEnd - DAE generated: time 5.48e-06/0.3726, allocations: 0 / 1.091 GB, free: 7.141 MB / 0.8419 GB Notification: Performance of FrontEnd: time 1.924e-06/0.3726, allocations: 0 / 1.091 GB, free: 7.141 MB / 0.8419 GB Notification: Performance of Transformations before backend: time 0.0001736/0.3728, allocations: 0 / 1.091 GB, free: 7.141 MB / 0.8419 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 0.007075/0.3798, allocations: 3.101 MB / 1.094 GB, free: 3.98 MB / 0.8419 GB Notification: Performance of prepare preOptimizeDAE: time 4.909e-05/0.3799, allocations: 12.02 kB / 1.094 GB, free: 3.969 MB / 0.8419 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0009132/0.3808, allocations: 0.5426 MB / 1.094 GB, free: 3.418 MB / 0.8419 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01345/0.3943, allocations: 2.356 MB / 1.097 GB, free: 1.055 MB / 0.8419 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004718/0.399, allocations: 2.159 MB / 1.099 GB, free: 14.85 MB / 0.8575 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002248/0.3993, allocations: 275.2 kB / 1.099 GB, free: 14.58 MB / 0.8575 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009723/0.4003, allocations: 351.9 kB / 1.099 GB, free: 14.24 MB / 0.8575 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01515/0.4154, allocations: 7.133 MB / 1.106 GB, free: 7.004 MB / 0.8575 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.466e-05/0.4155, allocations: 0 / 1.106 GB, free: 7.004 MB / 0.8575 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004171/0.416, allocations: 152 kB / 1.106 GB, free: 6.855 MB / 0.8575 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004539/0.4164, allocations: 334.1 kB / 1.107 GB, free: 6.527 MB / 0.8575 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.015/0.4314, allocations: 7.012 MB / 1.114 GB, free: 15.5 MB / 0.8731 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 0.02881/0.4603, allocations: 26.71 MB / 1.14 GB, free: 2.605 MB / 0.8887 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007728/0.468, allocations: 4.983 MB / 1.144 GB, free: 13.31 MB / 0.9044 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005494/0.4735, allocations: 2.596 MB / 1.147 GB, free: 10.7 MB / 0.9044 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002089/0.4738, allocations: 135 kB / 1.147 GB, free: 10.55 MB / 0.9044 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.411e-05/0.4738, allocations: 64.48 kB / 1.147 GB, free: 10.47 MB / 0.9044 GB Notification: Performance of pre-optimization done (n=208): time 4.138e-06/0.4738, allocations: 0 / 1.147 GB, free: 10.47 MB / 0.9044 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 0.1027/0.5766, allocations: 31.03 MB / 1.177 GB, free: 11.36 MB / 0.9356 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001262/0.5767, allocations: 243.6 kB / 1.178 GB, free: 11.07 MB / 0.9356 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002092/0.5788, allocations: 1.449 MB / 1.179 GB, free: 9.613 MB / 0.9356 GB Notification: Performance of collectPreVariables (initialization): time 0.0003295/0.5792, allocations: 69.7 kB / 1.179 GB, free: 9.539 MB / 0.9356 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009876/0.5802, allocations: 1.493 MB / 1.181 GB, free: 8.023 MB / 0.9356 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009203/0.5811, allocations: 0.9242 MB / 1.182 GB, free: 7.086 MB / 0.9356 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004203/0.5815, allocations: 256.4 kB / 1.182 GB, free: 6.828 MB / 0.9356 GB Notification: Performance of setup shared object (initialization): time 0.0001066/0.5816, allocations: 305.1 kB / 1.182 GB, free: 6.527 MB / 0.9356 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005548/0.5872, allocations: 2.664 MB / 1.185 GB, free: 3.859 MB / 0.9356 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005986/0.5932, allocations: 3.552 MB / 1.188 GB, free: 15.93 MB / 0.9512 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01185/0.605, allocations: 6.391 MB / 1.194 GB, free: 9.137 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.647e-05/0.6051, allocations: 8 kB / 1.194 GB, free: 9.129 MB / 0.9512 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 0.02786/0.633, allocations: 11.06 MB / 1.205 GB, free: 13.96 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 0.000586/0.6336, allocations: 0.8666 MB / 1.206 GB, free: 12.72 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.349e-05/0.6336, allocations: 28 kB / 1.206 GB, free: 12.7 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02147/0.6551, allocations: 5.891 MB / 1.212 GB, free: 6.789 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004263/0.6594, allocations: 0.9789 MB / 1.213 GB, free: 5.809 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03891/0.6983, allocations: 25.92 MB / 1.238 GB, free: 11.45 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004202/0.7025, allocations: 0.5574 MB / 1.239 GB, free: 10.89 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002818/0.7028, allocations: 147.9 kB / 1.239 GB, free: 10.75 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 8.416e-06/0.7028, allocations: 4 kB / 1.239 GB, free: 10.75 MB / 0.9981 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 0.006428/0.7093, allocations: 3.103 MB / 1.242 GB, free: 7.617 MB / 0.9981 GB Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed. Error: No system for the symbolic initialization was generated