Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+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/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/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 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Using package Buildings with version 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo) Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.734/1.734, allocations: 288.4 MB / 303.3 MB, free: 8.129 MB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001071/0.001071, allocations: 193.7 kB / 372 MB, free: 10.26 MB / 298.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.685/1.685, allocations: 205.4 MB / 0.6307 GB, free: 10 MB / 458.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.000793/0.000793, allocations: 91.91 kB / 0.744 GB, free: 5.918 MB / 0.5573 GB Notification: Performance of FrontEnd - loaded program: time 0.0004054/0.0004054, allocations: 10.56 kB / 0.8671 GB, free: 142 MB / 0.6198 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2469/0.2473, allocations: 115.3 MB / 0.9797 GB, free: 27.53 MB / 0.6198 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01456/0.262, allocations: 16.53 MB / 0.9958 GB, free: 10.93 MB / 0.6198 GB Notification: Performance of NFInst.instExpressions: time 0.01004/0.2721, allocations: 6.536 MB / 1.002 GB, free: 4.383 MB / 0.6198 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002643/0.2748, allocations: 47.88 kB / 1.002 GB, free: 4.336 MB / 0.6198 GB Notification: Performance of NFTyping.typeComponents: time 0.001293/0.2761, allocations: 373.3 kB / 1.003 GB, free: 3.969 MB / 0.6198 GB Notification: Performance of NFTyping.typeBindings: time 0.003583/0.2797, allocations: 1.148 MB / 1.004 GB, free: 2.816 MB / 0.6198 GB Notification: Performance of NFTyping.typeClassSections: time 0.002635/0.2824, allocations: 0.7701 MB / 1.004 GB, free: 2.047 MB / 0.6198 GB Notification: Performance of NFFlatten.flatten: time 0.007361/0.2897, allocations: 6.485 MB / 1.011 GB, free: 11.55 MB / 0.6355 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0117/0.3015, allocations: 7.45 MB / 1.018 GB, free: 4.039 MB / 0.6355 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003759/0.3052, allocations: 1.705 MB / 1.02 GB, free: 2.328 MB / 0.6355 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004876/0.3101, allocations: 2.614 MB / 1.022 GB, free: 15.71 MB / 0.6511 GB Notification: Performance of NFPackage.collectConstants: time 0.0007709/0.3109, allocations: 240 kB / 1.023 GB, free: 15.47 MB / 0.6511 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002173/0.3131, allocations: 0.6868 MB / 1.023 GB, free: 14.79 MB / 0.6511 GB Notification: Performance of NFScalarize.scalarize: time 0.002275/0.3154, allocations: 1.879 MB / 1.025 GB, free: 12.9 MB / 0.6511 GB Notification: Performance of NFVerifyModel.verify: time 0.001129/0.3166, allocations: 0.6914 MB / 1.026 GB, free: 12.2 MB / 0.6511 GB Notification: Performance of NFConvertDAE.convert: time 0.007373/0.3239, allocations: 6.444 MB / 1.032 GB, free: 5.742 MB / 0.6511 GB Notification: Performance of FrontEnd - DAE generated: time 9.057e-06/0.324, allocations: 0 / 1.032 GB, free: 5.742 MB / 0.6511 GB Notification: Performance of FrontEnd: time 3.396e-06/0.324, allocations: 0 / 1.032 GB, free: 5.742 MB / 0.6511 GB Notification: Performance of Transformations before backend: time 0.0002716/0.3243, allocations: 4 kB / 1.032 GB, free: 5.738 MB / 0.6511 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 0.009431/0.3337, allocations: 3.133 MB / 1.035 GB, free: 2.547 MB / 0.6511 GB Notification: Performance of prepare preOptimizeDAE: time 5.943e-05/0.3338, allocations: 16.02 kB / 1.035 GB, free: 2.531 MB / 0.6511 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001698/0.3355, allocations: 0.5424 MB / 1.036 GB, free: 1.98 MB / 0.6511 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01291/0.3484, allocations: 2.363 MB / 1.038 GB, free: 15.61 MB / 0.6667 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00641/0.3549, allocations: 2.127 MB / 1.04 GB, free: 13.43 MB / 0.6667 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002955/0.3552, allocations: 271.1 kB / 1.04 GB, free: 13.17 MB / 0.6667 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001935/0.3572, allocations: 348 kB / 1.041 GB, free: 12.83 MB / 0.6667 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0168/0.374, allocations: 7.104 MB / 1.048 GB, free: 5.621 MB / 0.6667 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.221e-05/0.3741, allocations: 4 kB / 1.048 GB, free: 5.617 MB / 0.6667 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004492/0.3745, allocations: 144 kB / 1.048 GB, free: 5.477 MB / 0.6667 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004712/0.375, allocations: 342.1 kB / 1.048 GB, free: 5.141 MB / 0.6667 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01526/0.3903, allocations: 6.977 MB / 1.055 GB, free: 14.15 MB / 0.6823 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.5777/0.968, allocations: 26.63 MB / 1.081 GB, free: 70.54 MB / 0.6823 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009856/0.9779, allocations: 4.99 MB / 1.086 GB, free: 67.8 MB / 0.6823 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006827/0.9848, allocations: 2.596 MB / 1.088 GB, free: 67.05 MB / 0.6823 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003297/0.9852, allocations: 131.8 kB / 1.088 GB, free: 66.95 MB / 0.6823 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.542e-05/0.9852, allocations: 61.7 kB / 1.088 GB, free: 66.89 MB / 0.6823 GB Notification: Performance of pre-optimization done (n=208): time 5.621e-06/0.9853, allocations: 1.25 kB / 1.088 GB, free: 66.89 MB / 0.6823 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 0.1101/1.095, allocations: 30.96 MB / 1.119 GB, free: 54.4 MB / 0.6823 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.763e-05/1.095, allocations: 245.1 kB / 1.119 GB, free: 54.14 MB / 0.6823 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002167/1.098, allocations: 1.434 MB / 1.12 GB, free: 53.37 MB / 0.6823 GB Notification: Performance of collectPreVariables (initialization): time 0.0007205/1.098, allocations: 72.95 kB / 1.12 GB, free: 53.3 MB / 0.6823 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008487/1.099, allocations: 1.493 MB / 1.122 GB, free: 51.99 MB / 0.6823 GB Notification: Performance of collectInitialBindings (initialization): time 0.000929/1.1, allocations: 0.9228 MB / 1.123 GB, free: 51.2 MB / 0.6823 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002219/1.1, allocations: 67.19 kB / 1.123 GB, free: 51.14 MB / 0.6823 GB Notification: Performance of setup shared object (initialization): time 0.0001596/1.101, allocations: 441.3 kB / 1.123 GB, free: 50.75 MB / 0.6823 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005192/1.106, allocations: 2.645 MB / 1.126 GB, free: 49.38 MB / 0.6823 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005892/1.112, allocations: 3.542 MB / 1.129 GB, free: 46.86 MB / 0.6823 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.005899/1.118, allocations: 3.09 MB / 1.132 GB, free: 44.43 MB / 0.6823 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.505e-05/1.118, allocations: 8 kB / 1.132 GB, free: 44.42 MB / 0.6823 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 0.02565/1.143, allocations: 11 MB / 1.143 GB, free: 33.32 MB / 0.6823 GB Notification: Performance of prepare postOptimizeDAE: time 0.0005891/1.144, allocations: 0.8649 MB / 1.144 GB, free: 32.09 MB / 0.6823 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.916e-05/1.144, allocations: 28 kB / 1.144 GB, free: 32.06 MB / 0.6823 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02003/1.164, allocations: 5.879 MB / 1.15 GB, free: 26.16 MB / 0.6823 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004183/1.168, allocations: 0.9867 MB / 1.151 GB, free: 25.18 MB / 0.6823 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0346/1.203, allocations: 25.87 MB / 1.176 GB, free: 14.89 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004746/1.208, allocations: 0.5574 MB / 1.176 GB, free: 14.33 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007168/1.208, allocations: 155.9 kB / 1.177 GB, free: 14.18 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 1.481e-05/1.208, allocations: 4 kB / 1.177 GB, free: 14.18 MB / 0.698 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 0.007889/1.216, allocations: 3.083 MB / 1.18 GB, free: 11.07 MB / 0.698 GB Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed. Error: No system for the symbolic initialization was generated