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: "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001342/0.001342, allocations: 108 kB / 15.61 MB, free: 152 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001281/0.001281, allocations: 194.3 kB / 16.53 MB, free: 6.699 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.453/1.453, allocations: 222.9 MB / 240.2 MB, free: 4.391 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002536/0.002536, allocations: 279.1 kB / 290.7 MB, free: 1.992 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 1.088/1.088, allocations: 178.6 MB / 0.5073 GB, free: 4.578 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002865/0.002865, allocations: 99.67 kB / 0.6066 GB, free: 24.64 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1642/0.1671, allocations: 89.15 MB / 0.6936 GB, free: 4.191 MB / 494.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02802/0.1952, allocations: 18.16 MB / 0.7114 GB, free: 1.969 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.0115/0.2067, allocations: 6.804 MB / 0.718 GB, free: 11.14 MB / 0.5137 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001142/0.2079, allocations: 55.88 kB / 0.7181 GB, free: 11.09 MB / 0.5137 GB Notification: Performance of NFTyping.typeComponents: time 0.003548/0.2115, allocations: 1.457 MB / 0.7195 GB, free: 9.629 MB / 0.5137 GB Notification: Performance of NFTyping.typeBindings: time 0.003027/0.2145, allocations: 1.424 MB / 0.7209 GB, free: 8.199 MB / 0.5137 GB Notification: Performance of NFTyping.typeClassSections: time 0.002875/0.2174, allocations: 1.266 MB / 0.7221 GB, free: 6.934 MB / 0.5137 GB Notification: Performance of NFFlatten.flatten: time 0.005675/0.2231, allocations: 5.449 MB / 0.7274 GB, free: 1.473 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008518/0.2316, allocations: 7.189 MB / 0.7345 GB, free: 10.18 MB / 0.5294 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003493/0.2351, allocations: 2.341 MB / 0.7368 GB, free: 7.828 MB / 0.5294 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004042/0.2392, allocations: 2.957 MB / 0.7396 GB, free: 4.863 MB / 0.5294 GB Notification: Performance of NFPackage.collectConstants: time 0.0007912/0.24, allocations: 0.5117 MB / 0.7401 GB, free: 4.352 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002397/0.2424, allocations: 1.276 MB / 0.7414 GB, free: 3.074 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.002298/0.2447, allocations: 2.238 MB / 0.7436 GB, free: 0.832 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.002495/0.2472, allocations: 2.167 MB / 0.7457 GB, free: 14.66 MB / 0.545 GB Notification: Performance of NFConvertDAE.convert: time 0.007628/0.2549, allocations: 7.697 MB / 0.7532 GB, free: 6.938 MB / 0.545 GB Notification: Performance of FrontEnd - DAE generated: time 5.3e-06/0.2549, allocations: 0 / 0.7532 GB, free: 6.938 MB / 0.545 GB Notification: Performance of FrontEnd: time 1.603e-06/0.2549, allocations: 0 / 0.7532 GB, free: 6.938 MB / 0.545 GB Notification: Performance of Transformations before backend: time 0.000149/0.255, allocations: 0 / 0.7532 GB, free: 6.938 MB / 0.545 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 0.007396/0.2624, allocations: 3.792 MB / 0.7569 GB, free: 3.086 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 3.849e-05/0.2625, allocations: 12.03 kB / 0.7569 GB, free: 3.074 MB / 0.545 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000733/0.2632, allocations: 0.5384 MB / 0.7574 GB, free: 2.527 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01336/0.2766, allocations: 2.407 MB / 0.7598 GB, free: 116 kB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.2868/0.5634, allocations: 2.148 MB / 0.7619 GB, free: 61.38 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003303/0.5638, allocations: 272 kB / 0.7622 GB, free: 61.26 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001422/0.5652, allocations: 343.7 kB / 0.7625 GB, free: 61.16 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01668/0.5819, allocations: 7.125 MB / 0.7694 GB, free: 58.8 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.648e-05/0.582, allocations: 3.188 kB / 0.7694 GB, free: 58.8 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004757/0.5825, allocations: 150.1 kB / 0.7696 GB, free: 58.7 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005446/0.5831, allocations: 329.6 kB / 0.7699 GB, free: 58.66 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01771/0.6008, allocations: 7.038 MB / 0.7768 GB, free: 56.65 MB / 0.545 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03286/0.6337, allocations: 26.6 MB / 0.8028 GB, free: 35.11 MB / 0.545 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008531/0.6423, allocations: 4.995 MB / 0.8076 GB, free: 31.71 MB / 0.545 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005485/0.6478, allocations: 2.598 MB / 0.8102 GB, free: 30.41 MB / 0.545 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002407/0.6481, allocations: 131.1 kB / 0.8103 GB, free: 30.31 MB / 0.545 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.949e-05/0.6481, allocations: 61.78 kB / 0.8104 GB, free: 30.25 MB / 0.545 GB Notification: Performance of pre-optimization done (n=208): time 3.597e-06/0.6481, allocations: 0 / 0.8104 GB, free: 30.25 MB / 0.545 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 0.09581/0.7439, allocations: 30.89 MB / 0.8405 GB, free: 2.273 MB / 0.545 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.815e-05/0.744, allocations: 239.6 kB / 0.8407 GB, free: 1.992 MB / 0.545 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002018/0.7461, allocations: 1.427 MB / 0.8421 GB, free: 0.5547 MB / 0.545 GB Notification: Performance of collectPreVariables (initialization): time 0.000553/0.7466, allocations: 81.62 kB / 0.8422 GB, free: 480 kB / 0.545 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009967/0.7476, allocations: 1.481 MB / 0.8437 GB, free: 14.98 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.00102/0.7487, allocations: 0.9201 MB / 0.8446 GB, free: 14.07 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001184/0.7499, allocations: 0.6318 MB / 0.8452 GB, free: 13.43 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 0.0001442/0.75, allocations: 309 kB / 0.8455 GB, free: 13.12 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006277/0.7563, allocations: 2.69 MB / 0.8481 GB, free: 10.42 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007058/0.7634, allocations: 3.575 MB / 0.8516 GB, free: 6.465 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01353/0.7769, allocations: 6.399 MB / 0.8578 GB, free: 15.67 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.573e-05/0.777, allocations: 8 kB / 0.8579 GB, free: 15.66 MB / 0.5762 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : 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 0.03021/0.8072, allocations: 10.98 MB / 0.8686 GB, free: 4.582 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 5.177e-05/0.8073, allocations: 16 kB / 0.8686 GB, free: 4.566 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.199e-05/0.8073, allocations: 28 kB / 0.8686 GB, free: 4.539 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02071/0.828, allocations: 5.583 MB / 0.8741 GB, free: 14.94 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004565/0.8326, allocations: 0.9944 MB / 0.875 GB, free: 13.94 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0455/0.8782, allocations: 28.19 MB / 0.9026 GB, free: 1.32 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004815/0.883, allocations: 0.577 MB / 0.9031 GB, free: 0.7422 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005939/0.8836, allocations: 155.9 kB / 0.9033 GB, free: 0.5898 MB / 0.6075 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00838/0.892, allocations: 3.983 MB / 0.9072 GB, free: 12.6 MB / 0.6231 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007134/0.8992, allocations: 3.532 MB / 0.9106 GB, free: 8.688 MB / 0.6231 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08969/0.9889, allocations: 24.68 MB / 0.9347 GB, free: 15.5 MB / 0.6544 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.745e-05/0.989, allocations: 8 kB / 0.9347 GB, free: 15.49 MB / 0.6544 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 0.02819/1.017, allocations: 10.54 MB / 0.945 GB, free: 4.812 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 3.943e-05/1.017, allocations: 16 kB / 0.945 GB, free: 4.797 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.546e-05/1.017, allocations: 37.98 kB / 0.9451 GB, free: 4.762 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01572/1.033, allocations: 4.339 MB / 0.9493 GB, free: 420 kB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0048/1.038, allocations: 1.049 MB / 0.9503 GB, free: 15.36 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03866/1.077, allocations: 27.13 MB / 0.9768 GB, free: 3.508 MB / 0.6856 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004747/1.081, allocations: 0.5575 MB / 0.9774 GB, free: 2.949 MB / 0.6856 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005066/1.082, allocations: 151.9 kB / 0.9775 GB, free: 2.801 MB / 0.6856 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 0.0009918/1.083, allocations: 391.8 kB / 0.9779 GB, free: 2.41 MB / 0.6856 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000639/1.084, allocations: 193.8 kB / 0.9781 GB, free: 2.219 MB / 0.6856 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 0.02779/1.111, allocations: 10.16 MB / 0.988 GB, free: 7.984 MB / 0.7012 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.063e-05/1.111, allocations: 31.94 kB / 0.988 GB, free: 7.953 MB / 0.7012 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.302e-05/1.111, allocations: 12 kB / 0.9881 GB, free: 7.941 MB / 0.7012 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.169e-05/1.112, allocations: 15.94 kB / 0.9881 GB, free: 7.926 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 : 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 0.03802/1.15, allocations: 16.33 MB / 1.004 GB, free: 7.387 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.981e-05/1.15, allocations: 11.98 kB / 1.004 GB, free: 7.375 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003625/1.153, allocations: 0.734 MB / 1.005 GB, free: 6.641 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01928/1.173, allocations: 5.204 MB / 1.01 GB, free: 1.422 MB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006339/1.173, allocations: 75.94 kB / 1.01 GB, free: 1.348 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0423/1.216, allocations: 27.23 MB / 1.036 GB, free: 5.617 MB / 0.7481 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.357e-05/1.216, allocations: 15.97 kB / 1.037 GB, free: 5.602 MB / 0.7481 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 0.338/1.554, allocations: 10.12 MB / 1.046 GB, free: 244.8 MB / 0.7481 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002101/1.556, allocations: 0.7163 MB / 1.047 GB, free: 244.7 MB / 0.7481 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0009905/1.557, allocations: 56.86 kB / 1.047 GB, free: 244.7 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004395/1.561, allocations: 0.5123 MB / 1.048 GB, free: 244.7 MB / 0.7481 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001035/1.562, allocations: 227 kB / 1.048 GB, free: 244.7 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004055/1.563, allocations: 89.88 kB / 1.048 GB, free: 244.7 MB / 0.7481 GB Notification: Performance of sorting global known variables: time 0.001672/1.564, allocations: 0.9762 MB / 1.049 GB, free: 244.6 MB / 0.7481 GB Notification: Performance of sort global known variables: time 2.31e-07/1.564, allocations: 0 / 1.049 GB, free: 244.6 MB / 0.7481 GB Notification: Performance of remove unused functions: time 0.00669/1.571, allocations: 1.849 MB / 1.051 GB, free: 244.6 MB / 0.7481 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Warning: The linear system: 1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ] = [ line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of Backend phase and start with SimCode phase: time 0.02502/1.596, allocations: 10.79 MB / 1.061 GB, free: 242.9 MB / 0.7481 GB Notification: Performance of simCode: created initialization part: time 0.03252/1.629, allocations: 14.39 MB / 1.075 GB, free: 238.9 MB / 0.7481 GB Notification: Performance of simCode: created event and clocks part: time 1.551e-05/1.629, allocations: 1.062 kB / 1.075 GB, free: 238.9 MB / 0.7481 GB Notification: Performance of simCode: created simulation system equations: time 0.009423/1.638, allocations: 4.391 MB / 1.08 GB, free: 237.4 MB / 0.7481 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00223/1.64, allocations: 280.5 kB / 1.08 GB, free: 237.3 MB / 0.7481 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.08493/1.725, allocations: 43.8 MB / 1.123 GB, free: 201.4 MB / 0.7481 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002324/1.728, allocations: 2.837 MB / 1.125 GB, free: 198.5 MB / 0.7481 GB Notification: Performance of simCode: alias equations: time 0.004501/1.732, allocations: 1.652 MB / 1.127 GB, free: 196.9 MB / 0.7481 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001317/1.733, allocations: 1.21 MB / 1.128 GB, free: 195.7 MB / 0.7481 GB Notification: Performance of SimCode: time 7.01e-07/1.733, allocations: 0 / 1.128 GB, free: 195.7 MB / 0.7481 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1361/1.869, allocations: 101.3 MB / 1.227 GB, free: 94.98 MB / 0.7481 GB Notification: Performance of buildModelFMU: Generate platform static: time 13.58/15.45, allocations: 8.281 kB / 1.227 GB, free: 94.98 MB / 0.7481 GB (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 & python3 -m fmpy simulate --output-file BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)