Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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: "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_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 0.001226/0.001226, allocations: 115.3 kB / 15.34 MB, free: 0.5156 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001443/0.001443, allocations: 189.9 kB / 16.25 MB, free: 6.641 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.343/1.343, allocations: 222.9 MB / 239.9 MB, free: 4.457 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002158/0.002158, allocations: 283 kB / 290.3 MB, free: 2.066 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.921/0.921, allocations: 169.2 MB / 0.4978 GB, free: 14.09 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001651/0.001651, allocations: 92.98 kB / 0.5948 GB, free: 28.32 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1699/0.1716, allocations: 86.99 MB / 0.6798 GB, free: 0.9258 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.0211/0.1927, allocations: 18.13 MB / 0.6975 GB, free: 14.74 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.01097/0.2037, allocations: 6.78 MB / 0.7041 GB, free: 7.945 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001649/0.2054, allocations: 43.88 kB / 0.7041 GB, free: 7.902 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.003637/0.2091, allocations: 1.361 MB / 0.7055 GB, free: 6.539 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.003405/0.2125, allocations: 1.296 MB / 0.7067 GB, free: 5.238 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.003115/0.2156, allocations: 1.185 MB / 0.7079 GB, free: 4.051 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.005666/0.2213, allocations: 5.476 MB / 0.7132 GB, free: 14.56 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0113/0.2326, allocations: 8.526 MB / 0.7216 GB, free: 5.938 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003491/0.2361, allocations: 2.384 MB / 0.7239 GB, free: 3.547 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004653/0.2408, allocations: 3.136 MB / 0.727 GB, free: 412 kB / 0.5137 GB Notification: Performance of NFPackage.collectConstants: time 0.001474/0.2423, allocations: 0.5118 MB / 0.7275 GB, free: 15.89 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00305/0.2454, allocations: 1.28 MB / 0.7287 GB, free: 14.61 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.002836/0.2482, allocations: 2.246 MB / 0.7309 GB, free: 12.36 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.00244/0.2507, allocations: 2.187 MB / 0.733 GB, free: 10.16 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.007139/0.2578, allocations: 7.791 MB / 0.7406 GB, free: 2.352 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 6.251e-06/0.2578, allocations: 4 kB / 0.7406 GB, free: 2.348 MB / 0.5294 GB Notification: Performance of FrontEnd: time 1.693e-06/0.2578, allocations: 0 / 0.7406 GB, free: 2.348 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 0.0001437/0.258, allocations: 0 / 0.7406 GB, free: 2.348 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: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.007866/0.2659, allocations: 3.831 MB / 0.7444 GB, free: 14.46 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 4.726e-05/0.2659, allocations: 15.97 kB / 0.7444 GB, free: 14.44 MB / 0.545 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007374/0.2667, allocations: 0.5426 MB / 0.7449 GB, free: 13.89 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01204/0.2787, allocations: 2.345 MB / 0.7472 GB, free: 11.54 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00473/0.2835, allocations: 2.167 MB / 0.7493 GB, free: 9.328 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002313/0.2837, allocations: 271.3 kB / 0.7496 GB, free: 9.062 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001377/0.2851, allocations: 352 kB / 0.7499 GB, free: 8.719 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0151/0.3003, allocations: 7.12 MB / 0.7569 GB, free: 1.496 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.156e-05/0.3004, allocations: 7.938 kB / 0.7569 GB, free: 1.488 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000446/0.3008, allocations: 148 kB / 0.757 GB, free: 1.344 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004302/0.3012, allocations: 330.1 kB / 0.7573 GB, free: 1.02 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01534/0.3166, allocations: 7.005 MB / 0.7642 GB, free: 10 MB / 0.5606 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.3379/0.6546, allocations: 26.67 MB / 0.7902 GB, free: 72.89 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007352/0.6619, allocations: 4.985 MB / 0.7951 GB, free: 70.19 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005334/0.6673, allocations: 2.601 MB / 0.7976 GB, free: 69.44 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002097/0.6675, allocations: 136 kB / 0.7978 GB, free: 69.34 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.273e-05/0.6676, allocations: 58.94 kB / 0.7978 GB, free: 69.28 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 3.868e-06/0.6676, allocations: 0 / 0.7978 GB, free: 69.28 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.conv1.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.conv1.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 0.09429/0.7619, allocations: 30.95 MB / 0.8281 GB, free: 53.93 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.713e-05/0.762, allocations: 243.6 kB / 0.8283 GB, free: 53.65 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001603/0.7636, allocations: 1.446 MB / 0.8297 GB, free: 52.2 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0004266/0.764, allocations: 69.7 kB / 0.8298 GB, free: 52.12 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005269/0.7646, allocations: 1.489 MB / 0.8312 GB, free: 50.62 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008219/0.7654, allocations: 0.9305 MB / 0.8321 GB, free: 49.7 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001112/0.7665, allocations: 0.6279 MB / 0.8327 GB, free: 49.06 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 3.6e-05/0.7666, allocations: 305.1 kB / 0.833 GB, free: 48.76 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005738/0.7723, allocations: 2.678 MB / 0.8356 GB, free: 46.07 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005113/0.7774, allocations: 3.556 MB / 0.8391 GB, free: 42.14 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01061/0.7881, allocations: 6.382 MB / 0.8454 GB, free: 35.36 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.959e-05/0.7881, allocations: 8 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.conv1.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.conv1.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 0.02357/0.8117, allocations: 10.99 MB / 0.8561 GB, free: 24.27 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 3.909e-05/0.8117, allocations: 16 kB / 0.8561 GB, free: 24.25 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.644e-05/0.8118, allocations: 36.03 kB / 0.8561 GB, free: 24.21 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.018/0.8298, allocations: 5.474 MB / 0.8615 GB, free: 18.73 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003941/0.8338, allocations: 0.9866 MB / 0.8624 GB, free: 17.74 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03842/0.8722, allocations: 28.18 MB / 0.89 GB, free: 5.137 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004807/0.877, allocations: 0.5497 MB / 0.8905 GB, free: 4.586 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000829/0.8779, allocations: 151.9 kB / 0.8906 GB, free: 4.438 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009792/0.8877, allocations: 3.964 MB / 0.8945 GB, free: 476 kB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007502/0.8953, allocations: 3.509 MB / 0.8979 GB, free: 12.58 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08897/0.9842, allocations: 24.6 MB / 0.922 GB, free: 3.477 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.319e-05/0.9843, allocations: 8 kB / 0.922 GB, free: 3.469 MB / 0.6075 GB Warning: The linear system: 1 : transformer.conv3.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.conv3.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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.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] ; 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_n[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 0.02745/1.012, allocations: 10.49 MB / 0.9322 GB, free: 8.844 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 4.412e-05/1.012, allocations: 19.94 kB / 0.9322 GB, free: 8.824 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.143e-05/1.012, allocations: 35.69 kB / 0.9323 GB, free: 8.793 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01553/1.027, allocations: 4.257 MB / 0.9364 GB, free: 4.508 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004756/1.032, allocations: 1.036 MB / 0.9374 GB, free: 3.473 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03818/1.07, allocations: 27.13 MB / 0.9639 GB, free: 7.629 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00464/1.075, allocations: 0.5419 MB / 0.9645 GB, free: 7.086 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007588/1.076, allocations: 151.9 kB / 0.9646 GB, free: 6.938 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.i2[2]) - line2.i1[2] - line2.i3[2] 0.0 = (-line2.i2[1]) - line2.i1[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 0.001549/1.077, allocations: 393.3 kB / 0.965 GB, free: 6.547 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000903/1.078, allocations: 209.6 kB / 0.9652 GB, free: 6.34 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 : 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.conv1.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.conv1.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 postOpt wrapFunctionCalls (simulation): time 0.02853/1.107, allocations: 10.17 MB / 0.9751 GB, free: 12.09 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.616e-05/1.107, allocations: 35.92 kB / 0.9751 GB, free: 12.06 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.306e-05/1.107, allocations: 12 kB / 0.9752 GB, free: 12.05 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.932e-05/1.107, allocations: 15.95 kB / 0.9752 GB, free: 12.03 MB / 0.67 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : 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] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : 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] [ -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.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -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.conv1.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] ] 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 0.03818/1.145, allocations: 16.29 MB / 0.9911 GB, free: 11.55 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.887e-05/1.145, allocations: 9 kB / 0.9911 GB, free: 11.55 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003699/1.149, allocations: 0.7371 MB / 0.9918 GB, free: 10.81 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01877/1.168, allocations: 5.115 MB / 0.9968 GB, free: 5.672 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007678/1.169, allocations: 71.95 kB / 0.9969 GB, free: 5.602 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04161/1.21, allocations: 27.25 MB / 1.023 GB, free: 9.875 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.155e-05/1.21, allocations: 19.97 kB / 1.023 GB, free: 9.855 MB / 0.7169 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.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] ; 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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02554/1.236, allocations: 10.09 MB / 1.033 GB, free: 15.51 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002009/1.238, allocations: 0.721 MB / 1.034 GB, free: 14.77 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000834/1.239, allocations: 55.98 kB / 1.034 GB, free: 14.71 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003816/1.243, allocations: 0.4992 MB / 1.035 GB, free: 14.21 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001023/1.244, allocations: 226.3 kB / 1.035 GB, free: 13.99 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003847/1.244, allocations: 95.95 kB / 1.035 GB, free: 13.9 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001651/1.246, allocations: 0.9776 MB / 1.036 GB, free: 12.92 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.5e-07/1.246, allocations: 7.938 kB / 1.036 GB, free: 12.91 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.007399/1.253, allocations: 1.84 MB / 1.038 GB, free: 11.07 MB / 0.7325 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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.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] ; 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_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 0.02543/1.279, allocations: 10.76 MB / 1.048 GB, free: 52 kB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.3263/1.605, allocations: 14.33 MB / 1.062 GB, free: 245.9 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.18e-05/1.605, allocations: 1.438 kB / 1.062 GB, free: 245.9 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.01153/1.616, allocations: 4.424 MB / 1.066 GB, free: 245.2 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002354/1.619, allocations: 289.4 kB / 1.067 GB, free: 245.1 MB / 0.7325 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.conv1.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.conv1.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. 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.conv1.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.conv1.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 simCode: created linear, non-linear and system jacobian parts: time 0.09161/1.71, allocations: 45.62 MB / 1.111 GB, free: 215.3 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003444/1.714, allocations: 2.847 MB / 1.114 GB, free: 212.4 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.004612/1.719, allocations: 1.649 MB / 1.116 GB, free: 210.8 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001437/1.72, allocations: 1.218 MB / 1.117 GB, free: 209.6 MB / 0.7325 GB Notification: Performance of SimCode: time 9.12e-07/1.72, allocations: 0 / 1.117 GB, free: 209.6 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1232/1.843, allocations: 101.9 MB / 1.216 GB, free: 108.3 MB / 0.7325 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001944/1.843, allocations: 319.8 kB / 1.217 GB, free: 107.9 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.598/5.441, allocations: 7.75 kB / 1.217 GB, free: 107.9 MB / 0.7325 GB (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)