Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.01002/0.01002, allocations: 100.6 kB / 15.73 MB, free: 6.035 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001501/0.001501, allocations: 192 kB / 16.67 MB, free: 5.973 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.9/1.9, allocations: 205.1 MB / 222.5 MB, free: 4.473 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.637/1.637, allocations: 251.7 MB / 0.5094 GB, free: 2.957 MB / 414.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001473/0.001473, allocations: 71.91 kB / 0.7259 GB, free: 8.938 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2674/0.2689, allocations: 104.7 MB / 0.8281 GB, free: 132 kB / 0.6387 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.022/0.2909, allocations: 18.15 MB / 0.8459 GB, free: 13.92 MB / 0.67 GB Notification: Performance of NFInst.instExpressions: time 0.01438/0.3054, allocations: 6.84 MB / 0.8525 GB, free: 7.059 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00288/0.3083, allocations: 67.75 kB / 0.8526 GB, free: 6.992 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.004667/0.3131, allocations: 1.465 MB / 0.854 GB, free: 5.523 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.00505/0.3181, allocations: 1.416 MB / 0.8554 GB, free: 4.102 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.003933/0.3221, allocations: 1.275 MB / 0.8567 GB, free: 2.824 MB / 0.67 GB Notification: Performance of NFFlatten.flatten: time 0.007173/0.3293, allocations: 5.433 MB / 0.862 GB, free: 13.38 MB / 0.6856 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01109/0.3404, allocations: 7.049 MB / 0.8689 GB, free: 6.215 MB / 0.6856 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005155/0.3456, allocations: 2.365 MB / 0.8712 GB, free: 3.844 MB / 0.6856 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006203/0.3519, allocations: 2.945 MB / 0.874 GB, free: 0.8906 MB / 0.6856 GB Notification: Performance of NFPackage.collectConstants: time 0.002073/0.354, allocations: 0.5117 MB / 0.8745 GB, free: 388 kB / 0.6856 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004181/0.3582, allocations: 1.272 MB / 0.8758 GB, free: 15.11 MB / 0.7012 GB Notification: Performance of NFScalarize.scalarize: time 0.004228/0.3624, allocations: 2.242 MB / 0.878 GB, free: 12.86 MB / 0.7012 GB Notification: Performance of NFVerifyModel.verify: time 0.006025/0.3685, allocations: 2.159 MB / 0.8801 GB, free: 10.69 MB / 0.7012 GB Notification: Performance of NFConvertDAE.convert: time 0.01229/0.3808, allocations: 7.736 MB / 0.8876 GB, free: 2.934 MB / 0.7012 GB Notification: Performance of FrontEnd - DAE generated: time 5.53e-06/0.3808, allocations: 4 kB / 0.8876 GB, free: 2.93 MB / 0.7012 GB Notification: Performance of FrontEnd: time 1.433e-06/0.3808, allocations: 0 / 0.8876 GB, free: 2.93 MB / 0.7012 GB Notification: Performance of Transformations before backend: time 0.0003293/0.3812, allocations: 0 / 0.8876 GB, free: 2.93 MB / 0.7012 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 0.01433/0.3955, allocations: 3.784 MB / 0.8913 GB, free: 15.09 MB / 0.7169 GB Notification: Performance of prepare preOptimizeDAE: time 4.592e-05/0.3956, allocations: 8.031 kB / 0.8913 GB, free: 15.08 MB / 0.7169 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0128/0.4084, allocations: 2.341 MB / 0.8936 GB, free: 12.73 MB / 0.7169 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006978/0.4154, allocations: 2.182 MB / 0.8958 GB, free: 10.5 MB / 0.7169 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004443/0.4159, allocations: 263.4 kB / 0.896 GB, free: 10.25 MB / 0.7169 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002642/0.4186, allocations: 355.9 kB / 0.8963 GB, free: 9.898 MB / 0.7169 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02218/0.4408, allocations: 7.095 MB / 0.9033 GB, free: 2.699 MB / 0.7169 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001537/0.441, allocations: 4 kB / 0.9033 GB, free: 2.695 MB / 0.7169 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001471/0.4424, allocations: 140 kB / 0.9034 GB, free: 2.559 MB / 0.7169 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005697/0.443, allocations: 342 kB / 0.9037 GB, free: 2.223 MB / 0.7169 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.73/1.173, allocations: 6.976 MB / 0.9106 GB, free: 68.18 MB / 0.7169 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05262/1.226, allocations: 26.35 MB / 0.9363 GB, free: 49.25 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01133/1.237, allocations: 4.984 MB / 0.9411 GB, free: 46.52 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006816/1.244, allocations: 2.616 MB / 0.9437 GB, free: 45.54 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004276/1.244, allocations: 132.2 kB / 0.9438 GB, free: 45.43 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.131e-05/1.245, allocations: 66.12 kB / 0.9439 GB, free: 45.36 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=208): time 7.805e-06/1.245, allocations: 3.984 kB / 0.9439 GB, free: 45.36 MB / 0.7169 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.1045/1.349, allocations: 30.89 MB / 0.9741 GB, free: 24.14 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001205/1.349, allocations: 251.5 kB / 0.9743 GB, free: 23.85 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002707/1.352, allocations: 1.4 MB / 0.9757 GB, free: 22.44 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0008249/1.353, allocations: 65.7 kB / 0.9757 GB, free: 22.37 MB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009949/1.354, allocations: 1.481 MB / 0.9772 GB, free: 20.88 MB / 0.7169 GB Notification: Performance of collectInitialBindings (initialization): time 0.001566/1.355, allocations: 0.9264 MB / 0.9781 GB, free: 19.96 MB / 0.7169 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002424/1.358, allocations: 0.6279 MB / 0.9787 GB, free: 19.32 MB / 0.7169 GB Notification: Performance of setup shared object (initialization): time 0.0001141/1.358, allocations: 305.1 kB / 0.979 GB, free: 19.02 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005815/1.364, allocations: 2.674 MB / 0.9816 GB, free: 16.34 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00604/1.37, allocations: 3.552 MB / 0.9851 GB, free: 12.41 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01152/1.382, allocations: 6.395 MB / 0.9913 GB, free: 5.613 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.812e-05/1.382, allocations: 8 kB / 0.9913 GB, free: 5.605 MB / 0.7169 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.0288/1.41, allocations: 10.94 MB / 1.002 GB, free: 10.57 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 9.585e-05/1.411, allocations: 16 kB / 1.002 GB, free: 10.55 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.017e-05/1.411, allocations: 28 kB / 1.002 GB, free: 10.53 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02081/1.431, allocations: 5.486 MB / 1.007 GB, free: 5.027 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004739/1.436, allocations: 0.9789 MB / 1.008 GB, free: 4.047 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05261/1.489, allocations: 28.15 MB / 1.036 GB, free: 7.473 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004899/1.494, allocations: 0.5575 MB / 1.036 GB, free: 6.914 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008791/1.495, allocations: 155.9 kB / 1.037 GB, free: 6.762 MB / 0.7637 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009972/1.505, allocations: 3.963 MB / 1.04 GB, free: 2.793 MB / 0.7637 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007284/1.512, allocations: 3.509 MB / 1.044 GB, free: 14.9 MB / 0.7794 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08851/1.601, allocations: 24.56 MB / 1.068 GB, free: 5.836 MB / 0.795 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.338e-05/1.601, allocations: 8 kB / 1.068 GB, free: 5.828 MB / 0.795 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 0.02982/1.631, allocations: 10.49 MB / 1.078 GB, free: 11.2 MB / 0.8106 GB Notification: Performance of prepare postOptimizeDAE: time 4.765e-05/1.631, allocations: 23.94 kB / 1.078 GB, free: 11.17 MB / 0.8106 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.7e-05/1.631, allocations: 28 kB / 1.078 GB, free: 11.14 MB / 0.8106 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01561/1.646, allocations: 4.243 MB / 1.082 GB, free: 6.883 MB / 0.8106 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004752/1.651, allocations: 1.034 MB / 1.083 GB, free: 5.848 MB / 0.8106 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03766/1.689, allocations: 27.14 MB / 1.11 GB, free: 10 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0051/1.694, allocations: 0.5303 MB / 1.11 GB, free: 9.473 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001153/1.695, allocations: 151.9 kB / 1.11 GB, free: 9.324 MB / 0.8419 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.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.002066/1.697, allocations: 392.4 kB / 1.111 GB, free: 8.934 MB / 0.8419 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001089/1.698, allocations: 205.6 kB / 1.111 GB, free: 8.73 MB / 0.8419 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 0.02826/1.727, allocations: 10.16 MB / 1.121 GB, free: 14.49 MB / 0.8575 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.724e-05/1.727, allocations: 28 kB / 1.121 GB, free: 14.46 MB / 0.8575 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.056e-05/1.727, allocations: 12 kB / 1.121 GB, free: 14.45 MB / 0.8575 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.521e-05/1.727, allocations: 19.94 kB / 1.121 GB, free: 14.43 MB / 0.8575 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 0.03981/1.767, allocations: 16.29 MB / 1.137 GB, free: 13.96 MB / 0.8731 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.667e-05/1.767, allocations: 8 kB / 1.137 GB, free: 13.95 MB / 0.8731 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003525/1.77, allocations: 0.7372 MB / 1.138 GB, free: 13.21 MB / 0.8731 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01807/1.788, allocations: 5.107 MB / 1.143 GB, free: 8.09 MB / 0.8731 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000616/1.789, allocations: 67.95 kB / 1.143 GB, free: 8.023 MB / 0.8731 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04185/1.831, allocations: 27.19 MB / 1.169 GB, free: 12.36 MB / 0.9044 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.816e-05/1.831, allocations: 12.03 kB / 1.169 GB, free: 12.34 MB / 0.9044 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 0.02614/1.857, allocations: 10.13 MB / 1.179 GB, free: 1.965 MB / 0.9044 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002/1.859, allocations: 0.7172 MB / 1.18 GB, free: 1.227 MB / 0.9044 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006927/1.86, allocations: 55.91 kB / 1.18 GB, free: 1.172 MB / 0.9044 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003529/1.863, allocations: 0.4992 MB / 1.18 GB, free: 0.6719 MB / 0.9044 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009764/1.864, allocations: 226.3 kB / 1.181 GB, free: 460 kB / 0.9044 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003469/1.865, allocations: 91.95 kB / 1.181 GB, free: 368 kB / 0.9044 GB Notification: Performance of sorting global known variables: time 0.001811/1.867, allocations: 0.9605 MB / 1.182 GB, free: 15.39 MB / 0.92 GB Notification: Performance of sort global known variables: time 7.41e-07/1.867, allocations: 0 / 1.182 GB, free: 15.39 MB / 0.92 GB Notification: Performance of remove unused functions: time 0.007746/1.874, allocations: 1.82 MB / 1.183 GB, free: 13.57 MB / 0.92 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)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0005426/1.875, allocations: 174.9 kB / 1.184 GB, free: 13.39 MB / 0.92 GB Notification: Performance of simCode: created initialization part: time 0.03067/1.906, allocations: 12.4 MB / 1.196 GB, free: 0.8867 MB / 0.92 GB Notification: Performance of simCode: created event and clocks part: time 1.345e-05/1.906, allocations: 1.938 kB / 1.196 GB, free: 0.8867 MB / 0.92 GB Notification: Performance of simCode: created simulation system equations: time 0.01146/1.917, allocations: 4.405 MB / 1.2 GB, free: 12.44 MB / 0.9356 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002981/1.92, allocations: 260.6 kB / 1.2 GB, free: 12.19 MB / 0.9356 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02591/1.946, allocations: 9.43 MB / 1.209 GB, free: 2.648 MB / 0.9356 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004409/1.95, allocations: 2.838 MB / 1.212 GB, free: 15.78 MB / 0.9512 GB Notification: Performance of simCode: alias equations: time 0.005128/1.956, allocations: 1.637 MB / 1.214 GB, free: 14.14 MB / 0.9512 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000879/1.956, allocations: 175.3 kB / 1.214 GB, free: 13.96 MB / 0.9512 GB Notification: Performance of SimCode: time 9.12e-07/1.957, allocations: 0 / 1.214 GB, free: 13.96 MB / 0.9512 GB Notification: Performance of Templates: time 0.6432/2.6, allocations: 78.32 MB / 1.29 GB, free: 345.9 MB / 1.014 GB make -j1 -f Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)