Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/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.BalancedStepUp.YD,fileNamePrefix="Buildings_9_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_9_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 0.002107/0.002107, allocations: 103.4 kB / 15.33 MB, free: 0.5078 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002522/0.002522, allocations: 194.5 kB / 16.25 MB, free: 6.629 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.501/1.501, allocations: 222.9 MB / 239.9 MB, free: 4.539 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.241/2.241, allocations: 390.2 MB / 0.6644 GB, free: 0.5703 MB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001274/0.001274, allocations: 63.89 kB / 0.8122 GB, free: 14.63 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.537/0.5383, allocations: 140.4 MB / 0.9493 GB, free: 9.062 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01608/0.5544, allocations: 18.07 MB / 0.9669 GB, free: 11.35 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.009802/0.5643, allocations: 6.752 MB / 0.9735 GB, free: 6.031 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001317/0.5656, allocations: 48.69 kB / 0.9735 GB, free: 6.02 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.00327/0.5689, allocations: 1.354 MB / 0.9749 GB, free: 4.984 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.003056/0.572, allocations: 1.318 MB / 0.9762 GB, free: 3.957 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.002683/0.5746, allocations: 1.168 MB / 0.9773 GB, free: 3.066 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.005213/0.5799, allocations: 5.472 MB / 0.9826 GB, free: 15.76 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009516/0.5894, allocations: 8.471 MB / 0.9909 GB, free: 7.191 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002923/0.5923, allocations: 2.376 MB / 0.9932 GB, free: 4.809 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003691/0.596, allocations: 3.117 MB / 0.9963 GB, free: 1.684 MB / 0.7481 GB Notification: Performance of NFPackage.collectConstants: time 0.001034/0.5971, allocations: 0.5117 MB / 0.9968 GB, free: 1.172 MB / 0.7481 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002483/0.5996, allocations: 1.264 MB / 0.998 GB, free: 15.91 MB / 0.7637 GB Notification: Performance of NFScalarize.scalarize: time 0.002048/0.6016, allocations: 2.242 MB / 1 GB, free: 13.66 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.00192/0.6036, allocations: 2.167 MB / 1.002 GB, free: 11.48 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.005538/0.6091, allocations: 7.76 MB / 1.01 GB, free: 3.703 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 4.007e-06/0.6091, allocations: 0 / 1.01 GB, free: 3.703 MB / 0.7637 GB Notification: Performance of FrontEnd: time 8.22e-07/0.6091, allocations: 3.938 kB / 1.01 GB, free: 3.699 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 8.799e-05/0.6092, allocations: 0 / 1.01 GB, free: 3.699 MB / 0.7637 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 0.00575/0.615, allocations: 3.784 MB / 1.014 GB, free: 15.86 MB / 0.7794 GB Notification: Performance of prepare preOptimizeDAE: time 2.634e-05/0.615, allocations: 12.03 kB / 1.014 GB, free: 15.84 MB / 0.7794 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000586/0.6156, allocations: 0.5384 MB / 1.014 GB, free: 15.3 MB / 0.7794 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01137/0.627, allocations: 2.411 MB / 1.016 GB, free: 12.88 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003248/0.6303, allocations: 2.151 MB / 1.019 GB, free: 10.68 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001556/0.6304, allocations: 275.1 kB / 1.019 GB, free: 10.41 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005714/0.631, allocations: 348 kB / 1.019 GB, free: 10.07 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01128/0.6423, allocations: 7.126 MB / 1.026 GB, free: 2.848 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.455e-05/0.6424, allocations: 3.938 kB / 1.026 GB, free: 2.844 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003904/0.6428, allocations: 144 kB / 1.026 GB, free: 2.703 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003833/0.6431, allocations: 334 kB / 1.027 GB, free: 2.375 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01294/0.6561, allocations: 7.035 MB / 1.033 GB, free: 11.33 MB / 0.795 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02509/0.6812, allocations: 26.6 MB / 1.059 GB, free: 14.55 MB / 0.8262 GB Notification: Performance of preOpt comSubExp (simulation): time 0.006898/0.6881, allocations: 4.996 MB / 1.064 GB, free: 9.238 MB / 0.8262 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0049/0.693, allocations: 2.616 MB / 1.067 GB, free: 6.609 MB / 0.8262 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001979/0.6932, allocations: 135 kB / 1.067 GB, free: 6.461 MB / 0.8262 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.539e-05/0.6933, allocations: 52.56 kB / 1.067 GB, free: 6.398 MB / 0.8262 GB Notification: Performance of pre-optimization done (n=208): time 3.105e-06/0.6933, allocations: 3.938 kB / 1.067 GB, free: 6.395 MB / 0.8262 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 0.09008/0.7834, allocations: 30.88 MB / 1.097 GB, free: 7.426 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.853e-05/0.7835, allocations: 239.6 kB / 1.097 GB, free: 7.145 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001639/0.7851, allocations: 1.427 MB / 1.099 GB, free: 5.707 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0002059/0.7853, allocations: 73.7 kB / 1.099 GB, free: 5.629 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007275/0.7861, allocations: 1.485 MB / 1.1 GB, free: 4.121 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006816/0.7868, allocations: 0.9165 MB / 1.101 GB, free: 3.191 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001003/0.7878, allocations: 0.6318 MB / 1.102 GB, free: 2.551 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 6.81e-05/0.7879, allocations: 305.1 kB / 1.102 GB, free: 2.25 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005084/0.7929, allocations: 2.694 MB / 1.105 GB, free: 15.55 MB / 0.8731 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00557/0.7985, allocations: 3.571 MB / 1.108 GB, free: 11.6 MB / 0.8731 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01064/0.8092, allocations: 6.406 MB / 1.115 GB, free: 4.797 MB / 0.8731 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.603e-05/0.8092, allocations: 8 kB / 1.115 GB, free: 4.789 MB / 0.8731 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 0.02434/0.8335, allocations: 10.99 MB / 1.125 GB, free: 9.695 MB / 0.8887 GB Notification: Performance of prepare postOptimizeDAE: time 2.418e-05/0.8336, allocations: 16 kB / 1.125 GB, free: 9.68 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.473e-05/0.8336, allocations: 28 kB / 1.125 GB, free: 9.652 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01798/0.8516, allocations: 5.583 MB / 1.131 GB, free: 4.051 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003643/0.8553, allocations: 0.9906 MB / 1.132 GB, free: 3.059 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03673/0.892, allocations: 28.2 MB / 1.159 GB, free: 6.41 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003577/0.8956, allocations: 0.5731 MB / 1.16 GB, free: 5.836 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003295/0.8959, allocations: 151.9 kB / 1.16 GB, free: 5.688 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006644/0.9026, allocations: 3.984 MB / 1.164 GB, free: 1.695 MB / 0.92 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005499/0.9081, allocations: 3.532 MB / 1.167 GB, free: 13.78 MB / 0.9356 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07749/0.9856, allocations: 24.68 MB / 1.191 GB, free: 4.594 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.64e-05/0.9856, allocations: 8 kB / 1.191 GB, free: 4.586 MB / 0.9512 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 0.02199/1.008, allocations: 10.54 MB / 1.202 GB, free: 9.906 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 2.151e-05/1.008, allocations: 19.94 kB / 1.202 GB, free: 9.887 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.92e-05/1.008, allocations: 28 kB / 1.202 GB, free: 9.859 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0136/1.021, allocations: 4.337 MB / 1.206 GB, free: 5.5 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003802/1.025, allocations: 1.041 MB / 1.207 GB, free: 4.457 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03005/1.055, allocations: 27.14 MB / 1.234 GB, free: 8.59 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003544/1.059, allocations: 0.5575 MB / 1.234 GB, free: 8.031 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003128/1.059, allocations: 152 kB / 1.234 GB, free: 7.883 MB / 0.9981 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 0.0007526/1.06, allocations: 395.3 kB / 1.235 GB, free: 7.488 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005009/1.06, allocations: 197.7 kB / 1.235 GB, free: 7.293 MB / 0.9981 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 0.02355/1.084, allocations: 10.16 MB / 1.245 GB, free: 13.05 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.887e-05/1.084, allocations: 28 kB / 1.245 GB, free: 13.02 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.867e-05/1.084, allocations: 12 kB / 1.245 GB, free: 13.01 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.34e-05/1.084, allocations: 19.95 kB / 1.245 GB, free: 12.99 MB / 1.014 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 0.4062/1.49, allocations: 16.34 MB / 1.261 GB, free: 276 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.73e-05/1.49, allocations: 6.656 kB / 1.261 GB, free: 276 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00319/1.493, allocations: 0.7358 MB / 1.261 GB, free: 276 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01692/1.51, allocations: 5.208 MB / 1.267 GB, free: 275.9 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004847/1.511, allocations: 73.48 kB / 1.267 GB, free: 275.9 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03167/1.543, allocations: 27.22 MB / 1.293 GB, free: 263.8 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.395e-06/1.543, allocations: 12.44 kB / 1.293 GB, free: 263.8 MB / 1.014 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 0.02005/1.563, allocations: 10.13 MB / 1.303 GB, free: 258.1 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001123/1.564, allocations: 0.7162 MB / 1.304 GB, free: 257.7 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003438/1.564, allocations: 63.12 kB / 1.304 GB, free: 257.7 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002895/1.567, allocations: 0.51 MB / 1.304 GB, free: 257.5 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006426/1.568, allocations: 232.7 kB / 1.305 GB, free: 257.3 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001905/1.568, allocations: 90.67 kB / 1.305 GB, free: 257.3 MB / 1.014 GB Notification: Performance of sorting global known variables: time 0.0009904/1.569, allocations: 0.9693 MB / 1.306 GB, free: 256.8 MB / 1.014 GB Notification: Performance of sort global known variables: time 1.5e-07/1.569, allocations: 0 / 1.306 GB, free: 256.8 MB / 1.014 GB Notification: Performance of remove unused functions: time 0.004253/1.573, allocations: 1.849 MB / 1.307 GB, free: 256.6 MB / 1.014 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 0.02015/1.593, allocations: 10.79 MB / 1.318 GB, free: 248.6 MB / 1.014 GB Notification: Performance of simCode: created initialization part: time 0.02449/1.618, allocations: 14.38 MB / 1.332 GB, free: 234.2 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 8.285e-06/1.618, allocations: 6 kB / 1.332 GB, free: 234.2 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.00816/1.626, allocations: 4.394 MB / 1.336 GB, free: 229.7 MB / 1.014 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001741/1.628, allocations: 271.6 kB / 1.337 GB, free: 229.5 MB / 1.014 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 0.07222/1.7, allocations: 45.32 MB / 1.381 GB, free: 182.3 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002097/1.702, allocations: 2.837 MB / 1.384 GB, free: 179.4 MB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.004188/1.706, allocations: 1.653 MB / 1.385 GB, free: 177.7 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001171/1.707, allocations: 1.198 MB / 1.386 GB, free: 176.5 MB / 1.014 GB Notification: Performance of SimCode: time 4.21e-07/1.707, allocations: 8 kB / 1.386 GB, free: 176.5 MB / 1.014 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 1.734/3.442, allocations: 101.4 MB / 1.485 GB, free: 75.58 MB / 1.014 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002066/3.442, allocations: 310 kB / 1.486 GB, free: 75.19 MB / 1.014 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.356/6.799, allocations: 2.406 kB / 1.486 GB, free: 75.19 MB / 1.014 GB (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.mat --tempDir=temp_Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1) TODO: How the !@#!# did the simulation report success but simulation result Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.mat does not exist to compare? outputFormat=mat