Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo", uses=false) Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-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(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_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 0.001093/0.001093, allocations: 104.4 kB / 15.98 MB, free: 6.332 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001136/0.001136, allocations: 200.1 kB / 16.91 MB, free: 6.18 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.331/1.331, allocations: 222.9 MB / 240.6 MB, free: 13.71 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.6845/0.6845, allocations: 115.3 MB / 406.1 MB, free: 6.387 MB / 318.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001477/0.001477, allocations: 63.91 kB / 493.2 MB, free: 0.5547 MB / 398.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3327/0.3342, allocations: 76.17 MB / 0.5561 GB, free: 35.57 MB / 446.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01744/0.3516, allocations: 18.03 MB / 0.5737 GB, free: 23.6 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.01206/0.3637, allocations: 6.758 MB / 0.5803 GB, free: 19.02 MB / 446.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002197/0.366, allocations: 44.19 kB / 0.5803 GB, free: 19.02 MB / 446.1 MB Notification: Performance of NFTyping.typeComponents: time 0.004056/0.37, allocations: 1.358 MB / 0.5816 GB, free: 18.24 MB / 446.1 MB Notification: Performance of NFTyping.typeBindings: time 0.004246/0.3743, allocations: 1.314 MB / 0.5829 GB, free: 17.53 MB / 446.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.00334/0.3777, allocations: 1.163 MB / 0.5841 GB, free: 16.87 MB / 446.1 MB Notification: Performance of NFFlatten.flatten: time 0.006161/0.3838, allocations: 5.465 MB / 0.5894 GB, free: 14.57 MB / 446.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.01094/0.3948, allocations: 8.491 MB / 0.5977 GB, free: 9.852 MB / 446.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003299/0.3981, allocations: 2.372 MB / 0.6 GB, free: 7.473 MB / 446.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.00328/0.4014, allocations: 3.121 MB / 0.6031 GB, free: 4.344 MB / 446.1 MB Notification: Performance of NFPackage.collectConstants: time 0.001096/0.4025, allocations: 0.5117 MB / 0.6036 GB, free: 3.832 MB / 446.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002503/0.405, allocations: 1.26 MB / 0.6048 GB, free: 2.57 MB / 446.1 MB Notification: Performance of NFScalarize.scalarize: time 0.001879/0.4069, allocations: 2.242 MB / 0.607 GB, free: 332 kB / 446.1 MB Notification: Performance of NFVerifyModel.verify: time 0.002588/0.4095, allocations: 2.171 MB / 0.6091 GB, free: 14.14 MB / 462.1 MB Notification: Performance of NFConvertDAE.convert: time 0.007533/0.4171, allocations: 7.752 MB / 0.6167 GB, free: 6.367 MB / 462.1 MB Notification: Performance of FrontEnd - DAE generated: time 5.049e-06/0.4171, allocations: 0 / 0.6167 GB, free: 6.367 MB / 462.1 MB Notification: Performance of FrontEnd: time 1.883e-06/0.4171, allocations: 0 / 0.6167 GB, free: 6.367 MB / 462.1 MB Notification: Performance of Transformations before backend: time 0.0001705/0.4173, allocations: 0 / 0.6167 GB, free: 6.367 MB / 462.1 MB 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 0.008227/0.4255, allocations: 3.784 MB / 0.6204 GB, free: 2.523 MB / 462.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.588e-05/0.4256, allocations: 12.03 kB / 0.6204 GB, free: 2.512 MB / 462.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007241/0.4263, allocations: 0.5461 MB / 0.6209 GB, free: 1.957 MB / 462.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01234/0.4387, allocations: 2.407 MB / 0.6233 GB, free: 15.54 MB / 478.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004262/0.4429, allocations: 2.147 MB / 0.6254 GB, free: 13.35 MB / 478.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001764/0.4431, allocations: 275.1 kB / 0.6256 GB, free: 13.08 MB / 478.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007582/0.4439, allocations: 348 kB / 0.6259 GB, free: 12.74 MB / 478.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0129/0.4568, allocations: 7.122 MB / 0.6329 GB, free: 5.516 MB / 478.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 6.807e-05/0.4569, allocations: 11.91 kB / 0.6329 GB, free: 5.504 MB / 478.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004032/0.4573, allocations: 144 kB / 0.6331 GB, free: 5.363 MB / 478.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004115/0.4577, allocations: 342 kB / 0.6334 GB, free: 5.027 MB / 478.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0138/0.4716, allocations: 7.028 MB / 0.6402 GB, free: 13.98 MB / 494.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02809/0.4997, allocations: 26.61 MB / 0.6662 GB, free: 1.203 MB / 0.4981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007194/0.5069, allocations: 4.99 MB / 0.6711 GB, free: 11.9 MB / 0.5137 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005291/0.5122, allocations: 2.61 MB / 0.6736 GB, free: 9.277 MB / 0.5137 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002317/0.5125, allocations: 131 kB / 0.6738 GB, free: 9.133 MB / 0.5137 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.691e-05/0.5125, allocations: 56.5 kB / 0.6738 GB, free: 9.066 MB / 0.5137 GB Notification: Performance of pre-optimization done (n=208): time 4.127e-06/0.5125, allocations: 0 / 0.6738 GB, free: 9.066 MB / 0.5137 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 0.1001/0.6126, allocations: 30.89 MB / 0.704 GB, free: 10.09 MB / 0.545 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001367/0.6128, allocations: 243.5 kB / 0.7042 GB, free: 9.805 MB / 0.545 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002126/0.6149, allocations: 1.431 MB / 0.7056 GB, free: 8.363 MB / 0.545 GB Notification: Performance of collectPreVariables (initialization): time 0.0005064/0.6155, allocations: 73.7 kB / 0.7057 GB, free: 8.285 MB / 0.545 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009378/0.6164, allocations: 1.485 MB / 0.7071 GB, free: 6.777 MB / 0.545 GB Notification: Performance of collectInitialBindings (initialization): time 0.001115/0.6175, allocations: 0.9164 MB / 0.708 GB, free: 5.848 MB / 0.545 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001576/0.6191, allocations: 0.6357 MB / 0.7087 GB, free: 5.203 MB / 0.545 GB Notification: Performance of setup shared object (initialization): time 8.908e-05/0.6192, allocations: 301.1 kB / 0.7089 GB, free: 4.906 MB / 0.545 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005708/0.6249, allocations: 2.69 MB / 0.7116 GB, free: 2.207 MB / 0.545 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006733/0.6317, allocations: 3.571 MB / 0.7151 GB, free: 14.26 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01203/0.6438, allocations: 6.402 MB / 0.7213 GB, free: 7.461 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.65e-05/0.6438, allocations: 8 kB / 0.7213 GB, free: 7.453 MB / 0.5606 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 0.02721/0.671, allocations: 10.98 MB / 0.7321 GB, free: 12.36 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 7.329e-05/0.6711, allocations: 16 kB / 0.7321 GB, free: 12.34 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.176e-05/0.6712, allocations: 28 kB / 0.7321 GB, free: 12.31 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01935/0.6906, allocations: 5.58 MB / 0.7375 GB, free: 6.719 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004162/0.6948, allocations: 0.9945 MB / 0.7385 GB, free: 5.723 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.3172/1.012, allocations: 28.19 MB / 0.766 GB, free: 142.5 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004423/1.017, allocations: 0.5728 MB / 0.7666 GB, free: 142.4 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004936/1.017, allocations: 155 kB / 0.7668 GB, free: 142.4 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007896/1.025, allocations: 3.983 MB / 0.7706 GB, free: 141.1 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006157/1.031, allocations: 3.537 MB / 0.7741 GB, free: 139.2 MB / 0.5762 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07853/1.11, allocations: 24.67 MB / 0.7982 GB, free: 129.6 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.568e-05/1.11, allocations: 8 kB / 0.7982 GB, free: 129.6 MB / 0.5762 GB Warning: The linear system: 1 : transformer.conv1.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.conv1.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 : 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=410) (initialization_lambda0): time 0.02119/1.131, allocations: 10.54 MB / 0.8085 GB, free: 119 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 2.782e-05/1.131, allocations: 16 kB / 0.8085 GB, free: 119 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.798e-05/1.131, allocations: 28 kB / 0.8085 GB, free: 119 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01275/1.144, allocations: 4.339 MB / 0.8128 GB, free: 114.6 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003873/1.148, allocations: 1.049 MB / 0.8138 GB, free: 113.6 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02644/1.174, allocations: 27.15 MB / 0.8403 GB, free: 85.8 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004153/1.178, allocations: 0.5535 MB / 0.8408 GB, free: 85.25 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005309/1.179, allocations: 155.9 kB / 0.841 GB, free: 85.09 MB / 0.5762 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.i2[2] - line2.i3[2] 0.0 = (-line2.i1[1]) - line2.i2[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 0.001067/1.18, allocations: 397.2 kB / 0.8414 GB, free: 84.71 MB / 0.5762 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005547/1.181, allocations: 197.7 kB / 0.8416 GB, free: 84.52 MB / 0.5762 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 wrapFunctionCalls (simulation): time 0.02164/1.202, allocations: 10.15 MB / 0.8515 GB, free: 74.29 MB / 0.5762 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.351e-05/1.202, allocations: 28 kB / 0.8515 GB, free: 74.26 MB / 0.5762 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.98e-05/1.202, allocations: 19.94 kB / 0.8515 GB, free: 74.24 MB / 0.5762 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.478e-05/1.202, allocations: 15.95 kB / 0.8515 GB, free: 74.23 MB / 0.5762 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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : 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.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[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] ; 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] ] 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 0.028/1.23, allocations: 16.33 MB / 0.8675 GB, free: 57.73 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.457e-05/1.23, allocations: 8 kB / 0.8675 GB, free: 57.72 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002941/1.233, allocations: 0.7377 MB / 0.8682 GB, free: 56.98 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01584/1.249, allocations: 5.197 MB / 0.8733 GB, free: 51.77 MB / 0.5762 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003687/1.25, allocations: 83.88 kB / 0.8734 GB, free: 51.69 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02982/1.279, allocations: 27.23 MB / 0.9 GB, free: 23.98 MB / 0.5762 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.626e-06/1.279, allocations: 12.03 kB / 0.9 GB, free: 23.97 MB / 0.5762 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 symbolicJacobian (simulation): time 0.0208/1.3, allocations: 10.12 MB / 0.9099 GB, free: 13.6 MB / 0.5762 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001384/1.302, allocations: 0.7234 MB / 0.9106 GB, free: 12.86 MB / 0.5762 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000368/1.302, allocations: 52 kB / 0.9106 GB, free: 12.8 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003054/1.305, allocations: 0.5109 MB / 0.9111 GB, free: 12.29 MB / 0.5762 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006486/1.306, allocations: 222.5 kB / 0.9113 GB, free: 12.08 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002037/1.306, allocations: 103.9 kB / 0.9114 GB, free: 11.98 MB / 0.5762 GB Notification: Performance of sorting global known variables: time 0.001038/1.307, allocations: 0.9723 MB / 0.9124 GB, free: 11 MB / 0.5762 GB Notification: Performance of sort global known variables: time 1.31e-07/1.307, allocations: 0 / 0.9124 GB, free: 11 MB / 0.5762 GB Notification: Performance of remove unused functions: time 0.004722/1.312, allocations: 1.846 MB / 0.9142 GB, free: 9.156 MB / 0.5762 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 : 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 Backend phase and start with SimCode phase: time 0.02168/1.333, allocations: 10.79 MB / 0.9247 GB, free: 14.12 MB / 0.5919 GB Notification: Performance of simCode: created initialization part: time 0.0322/1.366, allocations: 14.39 MB / 0.9388 GB, free: 15.63 MB / 0.6075 GB Notification: Performance of simCode: created event and clocks part: time 8.797e-06/1.366, allocations: 2 kB / 0.9388 GB, free: 15.63 MB / 0.6075 GB Notification: Performance of simCode: created simulation system equations: time 0.01002/1.376, allocations: 4.393 MB / 0.9431 GB, free: 11.2 MB / 0.6075 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002184/1.378, allocations: 267.4 kB / 0.9433 GB, free: 10.95 MB / 0.6075 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 simCode: created linear, non-linear and system jacobian parts: time 0.3462/1.724, allocations: 45.33 MB / 0.9876 GB, free: 202.1 MB / 0.6387 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004119/1.728, allocations: 2.834 MB / 0.9904 GB, free: 201.3 MB / 0.6387 GB Notification: Performance of simCode: alias equations: time 0.005602/1.734, allocations: 1.649 MB / 0.992 GB, free: 201.2 MB / 0.6387 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001874/1.736, allocations: 1.205 MB / 0.9931 GB, free: 201.2 MB / 0.6387 GB Notification: Performance of SimCode: time 1.272e-06/1.736, allocations: 0 / 0.9931 GB, free: 201.2 MB / 0.6387 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1342/1.87, allocations: 101.4 MB / 1.092 GB, free: 131.7 MB / 0.6387 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001673/1.87, allocations: 297.5 kB / 1.092 GB, free: 131.3 MB / 0.6387 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.283/5.153, allocations: 3.438 kB / 1.092 GB, free: 131.3 MB / 0.6387 GB (rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)