Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001824/0.001824, allocations: 116.8 kB / 16.37 MB, free: 6 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002108/0.002108, allocations: 193.5 kB / 17.31 MB, free: 5.613 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.494/1.494, allocations: 222.9 MB / 241 MB, free: 15.19 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo): time 2.242/2.242, allocations: 390.3 MB / 0.6655 GB, free: 0.5898 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001287/0.001287, allocations: 68.22 kB / 0.8141 GB, free: 32.68 MB / 0.6231 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3033/0.3046, allocations: 140.4 MB / 0.9512 GB, free: 8 MB / 0.7325 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02048/0.3251, allocations: 18.27 MB / 0.969 GB, free: 5.656 MB / 0.7481 GB Notification: Performance of NFInst.instExpressions: time 0.01254/0.3377, allocations: 6.855 MB / 0.9757 GB, free: 14.78 MB / 0.7637 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002252/0.34, allocations: 55.88 kB / 0.9758 GB, free: 14.73 MB / 0.7637 GB Notification: Performance of NFTyping.typeComponents: time 0.004256/0.3444, allocations: 1.477 MB / 0.9772 GB, free: 13.25 MB / 0.7637 GB Notification: Performance of NFTyping.typeBindings: time 0.004455/0.3488, allocations: 1.424 MB / 0.9786 GB, free: 11.82 MB / 0.7637 GB Notification: Performance of NFTyping.typeClassSections: time 0.003798/0.3527, allocations: 1.279 MB / 0.9798 GB, free: 10.54 MB / 0.7637 GB Notification: Performance of NFFlatten.flatten: time 0.006844/0.3595, allocations: 5.472 MB / 0.9852 GB, free: 5.051 MB / 0.7637 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008532/0.3681, allocations: 7.116 MB / 0.9921 GB, free: 13.83 MB / 0.7794 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004528/0.3727, allocations: 2.365 MB / 0.9944 GB, free: 11.46 MB / 0.7794 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006983/0.3797, allocations: 2.972 MB / 0.9973 GB, free: 8.477 MB / 0.7794 GB Notification: Performance of NFPackage.collectConstants: time 0.002348/0.3821, allocations: 0.5156 MB / 0.9978 GB, free: 7.961 MB / 0.7794 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004549/0.3867, allocations: 1.268 MB / 0.9991 GB, free: 6.691 MB / 0.7794 GB Notification: Performance of NFScalarize.scalarize: time 0.003764/0.3905, allocations: 2.242 MB / 1.001 GB, free: 4.445 MB / 0.7794 GB Notification: Performance of NFVerifyModel.verify: time 0.004007/0.3945, allocations: 2.19 MB / 1.003 GB, free: 2.246 MB / 0.7794 GB Notification: Performance of NFConvertDAE.convert: time 0.009599/0.4041, allocations: 7.771 MB / 1.011 GB, free: 10.45 MB / 0.795 GB Notification: Performance of FrontEnd - DAE generated: time 7.254e-06/0.4042, allocations: 0 / 1.011 GB, free: 10.45 MB / 0.795 GB Notification: Performance of FrontEnd: time 3.436e-06/0.4042, allocations: 0 / 1.011 GB, free: 10.45 MB / 0.795 GB Notification: Performance of Transformations before backend: time 0.0002779/0.4045, allocations: 0 / 1.011 GB, free: 10.45 MB / 0.795 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 0.01222/0.4167, allocations: 3.831 MB / 1.015 GB, free: 6.562 MB / 0.795 GB Notification: Performance of prepare preOptimizeDAE: time 5.745e-05/0.4168, allocations: 12.03 kB / 1.015 GB, free: 6.551 MB / 0.795 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01246/0.4293, allocations: 2.353 MB / 1.017 GB, free: 4.191 MB / 0.795 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005905/0.4352, allocations: 2.186 MB / 1.019 GB, free: 1.961 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002764/0.4355, allocations: 267.5 kB / 1.019 GB, free: 1.699 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002001/0.4376, allocations: 351.9 kB / 1.02 GB, free: 1.355 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02024/0.4578, allocations: 7.131 MB / 1.027 GB, free: 10.12 MB / 0.8106 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001156/0.458, allocations: 4 kB / 1.027 GB, free: 10.12 MB / 0.8106 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001116/0.4591, allocations: 144 kB / 1.027 GB, free: 9.98 MB / 0.8106 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005056/0.4596, allocations: 342 kB / 1.027 GB, free: 9.645 MB / 0.8106 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01849/0.4781, allocations: 6.993 MB / 1.034 GB, free: 2.637 MB / 0.8106 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04111/0.5193, allocations: 26.44 MB / 1.06 GB, free: 6.02 MB / 0.8419 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00882/0.5281, allocations: 4.982 MB / 1.065 GB, free: 0.7188 MB / 0.8419 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005776/0.534, allocations: 2.61 MB / 1.067 GB, free: 14.09 MB / 0.8575 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003427/0.5343, allocations: 131 kB / 1.067 GB, free: 13.95 MB / 0.8575 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.637e-05/0.5344, allocations: 60.48 kB / 1.067 GB, free: 13.88 MB / 0.8575 GB Notification: Performance of pre-optimization done (n=208): time 4.939e-06/0.5344, allocations: 0 / 1.067 GB, free: 13.88 MB / 0.8575 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 0.7716/1.306, allocations: 30.94 MB / 1.098 GB, free: 119.4 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001031/1.306, allocations: 236.3 kB / 1.098 GB, free: 119.1 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002426/1.309, allocations: 1.447 MB / 1.099 GB, free: 118.6 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0006302/1.309, allocations: 72.02 kB / 1.099 GB, free: 118.5 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009319/1.31, allocations: 1.499 MB / 1.101 GB, free: 117.4 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.001132/1.311, allocations: 0.9188 MB / 1.102 GB, free: 116.7 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001222/1.313, allocations: 0.6287 MB / 1.102 GB, free: 116.4 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 4.917e-05/1.313, allocations: 306.9 kB / 1.103 GB, free: 116.1 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00629/1.319, allocations: 2.666 MB / 1.105 GB, free: 115.3 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007242/1.326, allocations: 3.552 MB / 1.109 GB, free: 113.4 MB / 0.8575 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01219/1.338, allocations: 6.381 MB / 1.115 GB, free: 110.3 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.97e-05/1.339, allocations: 7.312 kB / 1.115 GB, free: 110.3 MB / 0.8575 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 0.03183/1.37, allocations: 10.95 MB / 1.126 GB, free: 105.4 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 5.791e-05/1.37, allocations: 17.84 kB / 1.126 GB, free: 105.4 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.406e-05/1.371, allocations: 25.56 kB / 1.126 GB, free: 105.4 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02817/1.399, allocations: 5.488 MB / 1.131 GB, free: 102.8 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.006006/1.405, allocations: 0.9865 MB / 1.132 GB, free: 102.5 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05626/1.461, allocations: 28.15 MB / 1.16 GB, free: 77.8 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.006243/1.467, allocations: 0.5498 MB / 1.16 GB, free: 77.25 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007963/1.468, allocations: 148 kB / 1.16 GB, free: 77.11 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01073/1.479, allocations: 3.968 MB / 1.164 GB, free: 73.13 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007748/1.487, allocations: 3.505 MB / 1.167 GB, free: 69.25 MB / 0.8575 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07853/1.565, allocations: 24.55 MB / 1.191 GB, free: 44.21 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.693e-05/1.565, allocations: 8 kB / 1.191 GB, free: 44.21 MB / 0.8575 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 0.02317/1.589, allocations: 10.5 MB / 1.202 GB, free: 33.57 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 3.349e-05/1.589, allocations: 19.94 kB / 1.202 GB, free: 33.55 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.662e-05/1.589, allocations: 28.03 kB / 1.202 GB, free: 33.52 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01341/1.602, allocations: 4.238 MB / 1.206 GB, free: 29.27 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004243/1.606, allocations: 1.034 MB / 1.207 GB, free: 28.23 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02821/1.635, allocations: 27.12 MB / 1.233 GB, free: 420 kB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004363/1.639, allocations: 0.5342 MB / 1.234 GB, free: 15.88 MB / 0.8731 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005791/1.64, allocations: 152 kB / 1.234 GB, free: 15.73 MB / 0.8731 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 0.001012/1.641, allocations: 398 kB / 1.234 GB, free: 15.33 MB / 0.8731 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000702/1.641, allocations: 200.2 kB / 1.235 GB, free: 15.14 MB / 0.8731 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : 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 0.02612/1.667, allocations: 10.17 MB / 1.245 GB, free: 4.898 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.27e-05/1.668, allocations: 28 kB / 1.245 GB, free: 4.871 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.451e-05/1.668, allocations: 12 kB / 1.245 GB, free: 4.859 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.128e-05/1.668, allocations: 11.95 kB / 1.245 GB, free: 4.848 MB / 0.8731 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 0.03911/1.707, allocations: 16.3 MB / 1.261 GB, free: 4.363 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.546e-05/1.707, allocations: 8 kB / 1.261 GB, free: 4.355 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003512/1.71, allocations: 0.7374 MB / 1.261 GB, free: 3.617 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01812/1.729, allocations: 5.106 MB / 1.266 GB, free: 14.5 MB / 0.9044 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006945/1.729, allocations: 75.95 kB / 1.266 GB, free: 14.43 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04221/1.772, allocations: 27.2 MB / 1.293 GB, free: 2.746 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.139e-05/1.772, allocations: 12.03 kB / 1.293 GB, free: 2.734 MB / 0.92 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 0.02652/1.798, allocations: 10.13 MB / 1.303 GB, free: 8.355 MB / 0.9356 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002659/1.801, allocations: 0.7287 MB / 1.304 GB, free: 7.605 MB / 0.9356 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006897/1.801, allocations: 59.98 kB / 1.304 GB, free: 7.547 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003608/1.805, allocations: 0.4992 MB / 1.304 GB, free: 7.047 MB / 0.9356 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008404/1.806, allocations: 230.3 kB / 1.304 GB, free: 6.82 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000245/1.806, allocations: 91.95 kB / 1.304 GB, free: 6.73 MB / 0.9356 GB Notification: Performance of sorting global known variables: time 0.00149/1.808, allocations: 0.9776 MB / 1.305 GB, free: 5.75 MB / 0.9356 GB Notification: Performance of sort global known variables: time 1.5e-07/1.808, allocations: 4 kB / 1.305 GB, free: 5.746 MB / 0.9356 GB Notification: Performance of remove unused functions: time 0.007576/1.815, allocations: 1.844 MB / 1.307 GB, free: 3.902 MB / 0.9356 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 0.0006174/1.816, allocations: 172.3 kB / 1.307 GB, free: 3.727 MB / 0.9356 GB Notification: Performance of simCode: created initialization part: time 0.02985/1.846, allocations: 12.41 MB / 1.319 GB, free: 7.219 MB / 0.9512 GB Notification: Performance of simCode: created event and clocks part: time 1.434e-05/1.846, allocations: 0 / 1.319 GB, free: 7.219 MB / 0.9512 GB Notification: Performance of simCode: created simulation system equations: time 0.01113/1.857, allocations: 4.396 MB / 1.324 GB, free: 2.785 MB / 0.9512 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002641/1.86, allocations: 295.1 kB / 1.324 GB, free: 2.512 MB / 0.9512 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02493/1.885, allocations: 9.488 MB / 1.333 GB, free: 8.922 MB / 0.9669 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004102/1.889, allocations: 2.857 MB / 1.336 GB, free: 6.031 MB / 0.9669 GB Notification: Performance of simCode: alias equations: time 0.004641/1.893, allocations: 1.637 MB / 1.338 GB, free: 4.391 MB / 0.9669 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006602/1.894, allocations: 171.3 kB / 1.338 GB, free: 4.223 MB / 0.9669 GB Notification: Performance of SimCode: time 1.312e-06/1.894, allocations: 0 / 1.338 GB, free: 4.223 MB / 0.9669 GB Notification: Performance of Templates: time 0.1332/2.027, allocations: 77.75 MB / 1.414 GB, free: 6.691 MB / 1.045 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -s cvode -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)