Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.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/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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: translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.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 0.001437/0.001437, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001695/0.001695, allocations: 198.5 kB / 16.14 MB, free: 6.707 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.323/1.323, allocations: 222.9 MB / 239.8 MB, free: 4.598 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002013/0.002013, allocations: 283.1 kB / 290.2 MB, free: 2.211 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9419/0.9419, allocations: 169.2 MB / 0.4977 GB, free: 14.14 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001661/0.001661, allocations: 90.09 kB / 0.5945 GB, free: 28.28 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1479/0.1495, allocations: 86.98 MB / 0.6795 GB, free: 1.113 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01931/0.1689, allocations: 18.04 MB / 0.6971 GB, free: 15.02 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.01081/0.1797, allocations: 6.838 MB / 0.7038 GB, free: 8.168 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001478/0.1813, allocations: 47.88 kB / 0.7038 GB, free: 8.121 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.003425/0.1847, allocations: 1.359 MB / 0.7051 GB, free: 6.762 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.003023/0.1877, allocations: 1.327 MB / 0.7064 GB, free: 5.43 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.002729/0.1905, allocations: 1.162 MB / 0.7076 GB, free: 4.266 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.007182/0.1977, allocations: 8.491 MB / 0.7159 GB, free: 11.76 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009858/0.2076, allocations: 7.913 MB / 0.7236 GB, free: 3.742 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002862/0.2104, allocations: 1.974 MB / 0.7255 GB, free: 1.762 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004416/0.2149, allocations: 3.05 MB / 0.7285 GB, free: 14.7 MB / 0.5294 GB Notification: Performance of NFPackage.collectConstants: time 0.001125/0.216, allocations: 368 kB / 0.7288 GB, free: 14.34 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002583/0.2186, allocations: 1.303 MB / 0.7301 GB, free: 13.04 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.002333/0.221, allocations: 2.086 MB / 0.7322 GB, free: 10.95 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.002511/0.2235, allocations: 2.003 MB / 0.7341 GB, free: 8.938 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.008168/0.2317, allocations: 7.631 MB / 0.7416 GB, free: 1.285 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 6.653e-06/0.2317, allocations: 0 / 0.7416 GB, free: 1.285 MB / 0.5294 GB Notification: Performance of FrontEnd: time 1.653e-06/0.2317, allocations: 0 / 0.7416 GB, free: 1.285 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 0.0002284/0.232, allocations: 0 / 0.7416 GB, free: 1.285 MB / 0.5294 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 0.009593/0.2416, allocations: 3.785 MB / 0.7453 GB, free: 13.44 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 4.577e-05/0.2416, allocations: 8.031 kB / 0.7453 GB, free: 13.43 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01177/0.2534, allocations: 2.345 MB / 0.7476 GB, free: 11.08 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004438/0.2579, allocations: 2.155 MB / 0.7497 GB, free: 8.883 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001987/0.2581, allocations: 263.4 kB / 0.7499 GB, free: 8.625 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009422/0.259, allocations: 343.9 kB / 0.7502 GB, free: 8.289 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.014/0.273, allocations: 7.099 MB / 0.7572 GB, free: 1.086 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.732e-05/0.2731, allocations: 7.938 kB / 0.7572 GB, free: 1.078 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004051/0.2735, allocations: 144 kB / 0.7573 GB, free: 0.9375 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004224/0.274, allocations: 334 kB / 0.7576 GB, free: 0.6094 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01431/0.2883, allocations: 6.985 MB / 0.7645 GB, free: 9.613 MB / 0.5606 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.328/0.6163, allocations: 26.53 MB / 0.7904 GB, free: 73.03 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008095/0.6245, allocations: 4.994 MB / 0.7952 GB, free: 70.32 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005773/0.6303, allocations: 2.592 MB / 0.7978 GB, free: 69.57 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002682/0.6306, allocations: 135.9 kB / 0.7979 GB, free: 69.46 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.518e-05/0.6307, allocations: 58.94 kB / 0.798 GB, free: 69.41 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 4.979e-06/0.6307, allocations: 0 / 0.798 GB, free: 69.41 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=271): time 0.09772/0.7284, allocations: 30.9 MB / 0.8281 GB, free: 53.87 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.664e-05/0.7285, allocations: 239.5 kB / 0.8284 GB, free: 53.59 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001521/0.73, allocations: 1.404 MB / 0.8297 GB, free: 52.18 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0004499/0.7305, allocations: 73.7 kB / 0.8298 GB, free: 52.1 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005072/0.731, allocations: 1.485 MB / 0.8313 GB, free: 50.6 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006514/0.7316, allocations: 0.9189 MB / 0.8322 GB, free: 49.69 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0009227/0.7326, allocations: 0.6329 MB / 0.8328 GB, free: 49.05 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 3.52e-05/0.7326, allocations: 301.1 kB / 0.8331 GB, free: 48.75 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004589/0.7372, allocations: 2.672 MB / 0.8357 GB, free: 46.07 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005094/0.7423, allocations: 3.552 MB / 0.8391 GB, free: 42.14 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009641/0.752, allocations: 6.376 MB / 0.8454 GB, free: 35.37 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.568e-05/0.752, allocations: 10.34 kB / 0.8454 GB, free: 35.36 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 0.02353/0.7756, allocations: 10.95 MB / 0.8561 GB, free: 24.3 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 3.052e-05/0.7756, allocations: 16 kB / 0.8561 GB, free: 24.29 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.223e-05/0.7756, allocations: 24 kB / 0.8561 GB, free: 24.26 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01819/0.7938, allocations: 5.485 MB / 0.8615 GB, free: 18.77 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003776/0.7976, allocations: 0.9826 MB / 0.8624 GB, free: 17.79 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03393/0.8316, allocations: 25.76 MB / 0.8876 GB, free: 7.625 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003967/0.8356, allocations: 0.5535 MB / 0.8881 GB, free: 7.07 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004009/0.836, allocations: 152 kB / 0.8883 GB, free: 6.922 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007476/0.8435, allocations: 3.964 MB / 0.8921 GB, free: 2.949 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006481/0.85, allocations: 3.513 MB / 0.8956 GB, free: 15.06 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08619/0.9362, allocations: 24.55 MB / 0.9195 GB, free: 6.004 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.631e-05/0.9363, allocations: 8 kB / 0.9196 GB, free: 5.996 MB / 0.6075 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 0.02424/0.9605, allocations: 10.49 MB / 0.9298 GB, free: 11.37 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.012e-05/0.9606, allocations: 16 kB / 0.9298 GB, free: 11.36 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.338e-05/0.9606, allocations: 31.98 kB / 0.9298 GB, free: 11.32 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0145/0.9751, allocations: 4.246 MB / 0.934 GB, free: 7.055 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004394/0.9795, allocations: 1.03 MB / 0.935 GB, free: 6.023 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03138/1.011, allocations: 24.95 MB / 0.9594 GB, free: 12.38 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00384/1.015, allocations: 0.5303 MB / 0.9599 GB, free: 11.85 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004/1.015, allocations: 151.9 kB / 0.96 GB, free: 11.7 MB / 0.6544 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 0.0008819/1.016, allocations: 411.2 kB / 0.9604 GB, free: 11.3 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005381/1.017, allocations: 197.6 kB / 0.9606 GB, free: 11.1 MB / 0.6544 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 0.02515/1.042, allocations: 10.16 MB / 0.9705 GB, free: 0.8594 MB / 0.6544 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.461e-05/1.042, allocations: 34.33 kB / 0.9706 GB, free: 0.8281 MB / 0.6544 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.294e-05/1.042, allocations: 12 kB / 0.9706 GB, free: 0.8164 MB / 0.6544 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.219e-05/1.042, allocations: 19.94 kB / 0.9706 GB, free: 0.7969 MB / 0.6544 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 0.034/1.076, allocations: 16.33 MB / 0.9865 GB, free: 308 kB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.541e-05/1.076, allocations: 4 kB / 0.9865 GB, free: 304 kB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003209/1.079, allocations: 0.7334 MB / 0.9873 GB, free: 15.56 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01771/1.097, allocations: 5.103 MB / 0.9922 GB, free: 10.45 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005455/1.098, allocations: 79.89 kB / 0.9923 GB, free: 10.37 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03468/1.132, allocations: 24.82 MB / 1.017 GB, free: 1.082 MB / 0.7012 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.367e-06/1.132, allocations: 12.12 kB / 1.017 GB, free: 1.07 MB / 0.7012 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 0.02402/1.156, allocations: 10.13 MB / 1.026 GB, free: 6.699 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001705/1.158, allocations: 0.7094 MB / 1.027 GB, free: 5.969 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004484/1.159, allocations: 63.89 kB / 1.027 GB, free: 5.906 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003156/1.162, allocations: 0.5031 MB / 1.028 GB, free: 5.402 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007708/1.163, allocations: 226.3 kB / 1.028 GB, free: 5.176 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002298/1.163, allocations: 91.95 kB / 1.028 GB, free: 5.086 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.001247/1.164, allocations: 0.9489 MB / 1.029 GB, free: 4.133 MB / 0.7169 GB Notification: Performance of sort global known variables: time 3.11e-07/1.164, allocations: 0 / 1.029 GB, free: 4.133 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.006223/1.17, allocations: 1.832 MB / 1.031 GB, free: 2.301 MB / 0.7169 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 0.0004129/1.171, allocations: 179.8 kB / 1.031 GB, free: 2.113 MB / 0.7169 GB Notification: Performance of simCode: created initialization part: time 0.02656/1.197, allocations: 12.36 MB / 1.043 GB, free: 5.66 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.277e-05/1.197, allocations: 0.8125 kB / 1.043 GB, free: 5.66 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.01016/1.207, allocations: 4.39 MB / 1.047 GB, free: 1.219 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002857/1.21, allocations: 256.7 kB / 1.047 GB, free: 0.9688 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.3175/1.528, allocations: 11.05 MB / 1.058 GB, free: 239.1 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003555/1.532, allocations: 2.838 MB / 1.061 GB, free: 238.3 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.005542/1.537, allocations: 1.639 MB / 1.063 GB, free: 238.2 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006876/1.538, allocations: 171.2 kB / 1.063 GB, free: 238.2 MB / 0.7325 GB Notification: Performance of SimCode: time 1.142e-06/1.538, allocations: 3.031 kB / 1.063 GB, free: 238.2 MB / 0.7325 GB Notification: Performance of Templates: time 0.09197/1.63, allocations: 74.63 MB / 1.136 GB, free: 188.6 MB / 0.7325 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)