Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_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 11.0.0-master/package.mo", uses=false) Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(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_latest_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_latest_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 0.001268/0.001268, allocations: 100.1 kB / 15.88 MB, free: 12 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001269/0.001268, allocations: 200.7 kB / 16.79 MB, free: 6.809 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.464/1.464, allocations: 222.9 MB / 240.5 MB, free: 4.531 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.779/2.779, allocations: 461.9 MB / 0.7348 GB, free: 14.21 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.002265/0.002266, allocations: 65.28 kB / 0.8991 GB, free: 36.9 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.353/0.3553, allocations: 157.4 MB / 1.053 GB, free: 8.309 MB / 0.8106 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02333/0.3787, allocations: 18.15 MB / 1.071 GB, free: 6.086 MB / 0.8262 GB Notification: Performance of NFInst.instExpressions: time 0.01303/0.3918, allocations: 6.91 MB / 1.077 GB, free: 15.16 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002178/0.394, allocations: 51.81 kB / 1.077 GB, free: 15.11 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.004259/0.3984, allocations: 1.357 MB / 1.079 GB, free: 13.75 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.004282/0.4027, allocations: 1.366 MB / 1.08 GB, free: 12.38 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.003813/0.4065, allocations: 1.153 MB / 1.081 GB, free: 11.23 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.009412/0.4159, allocations: 8.522 MB / 1.089 GB, free: 2.684 MB / 0.8419 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01291/0.4289, allocations: 7.948 MB / 1.097 GB, free: 10.63 MB / 0.8575 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003708/0.4326, allocations: 1.982 MB / 1.099 GB, free: 8.641 MB / 0.8575 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00512/0.4378, allocations: 3.066 MB / 1.102 GB, free: 5.566 MB / 0.8575 GB Notification: Performance of NFPackage.collectConstants: time 0.001543/0.4393, allocations: 368 kB / 1.102 GB, free: 5.207 MB / 0.8575 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003592/0.4429, allocations: 1.307 MB / 1.104 GB, free: 3.898 MB / 0.8575 GB Notification: Performance of NFScalarize.scalarize: time 0.00369/0.4466, allocations: 2.09 MB / 1.106 GB, free: 1.805 MB / 0.8575 GB Notification: Performance of NFVerifyModel.verify: time 0.00461/0.4513, allocations: 2.023 MB / 1.108 GB, free: 15.77 MB / 0.8731 GB Notification: Performance of NFConvertDAE.convert: time 0.007374/0.4587, allocations: 6.626 MB / 1.114 GB, free: 9.133 MB / 0.8731 GB Notification: Performance of FrontEnd - DAE generated: time 5.2e-06/0.4587, allocations: 0 / 1.114 GB, free: 9.133 MB / 0.8731 GB Notification: Performance of FrontEnd: time 1.553e-06/0.4587, allocations: 0 / 1.114 GB, free: 9.133 MB / 0.8731 GB Notification: Performance of Transformations before backend: time 0.000258/0.459, allocations: 0 / 1.114 GB, free: 9.133 MB / 0.8731 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 0.01062/0.4696, allocations: 3.823 MB / 1.118 GB, free: 5.25 MB / 0.8731 GB Notification: Performance of prepare preOptimizeDAE: time 5.629e-05/0.4697, allocations: 15.97 kB / 1.118 GB, free: 5.234 MB / 0.8731 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01327/0.483, allocations: 2.411 MB / 1.12 GB, free: 2.816 MB / 0.8731 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005348/0.4883, allocations: 2.159 MB / 1.122 GB, free: 0.6133 MB / 0.8731 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003084/0.4887, allocations: 275.4 kB / 1.123 GB, free: 352 kB / 0.8731 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001572/0.4903, allocations: 356.1 kB / 1.123 GB, free: 15.99 MB / 0.8887 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0187/0.509, allocations: 7.155 MB / 1.13 GB, free: 8.738 MB / 0.8887 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001439/0.5092, allocations: 7.844 kB / 1.13 GB, free: 8.73 MB / 0.8887 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001743/0.5109, allocations: 152 kB / 1.13 GB, free: 8.582 MB / 0.8887 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008688/0.5118, allocations: 330.1 kB / 1.13 GB, free: 8.258 MB / 0.8887 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02961/0.5415, allocations: 7.048 MB / 1.137 GB, free: 1.195 MB / 0.8887 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0494/0.5909, allocations: 26.69 MB / 1.163 GB, free: 4.336 MB / 0.92 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008984/0.5999, allocations: 4.991 MB / 1.168 GB, free: 15.04 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006089/0.6061, allocations: 2.604 MB / 1.171 GB, free: 12.42 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000319/0.6064, allocations: 131 kB / 1.171 GB, free: 12.27 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.678e-05/0.6065, allocations: 64.5 kB / 1.171 GB, free: 12.2 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=208): time 4.94e-06/0.6065, allocations: 0 / 1.171 GB, free: 12.2 MB / 0.9356 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 0.1125/0.719, allocations: 30.93 MB / 1.201 GB, free: 13.18 MB / 0.9669 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001513/0.7192, allocations: 239.6 kB / 1.201 GB, free: 12.9 MB / 0.9669 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002771/0.7219, allocations: 1.477 MB / 1.203 GB, free: 11.41 MB / 0.9669 GB Notification: Performance of collectPreVariables (initialization): time 0.0006431/0.7226, allocations: 65.7 kB / 1.203 GB, free: 11.34 MB / 0.9669 GB Notification: Performance of collectInitialEqns (initialization): time 0.001094/0.7237, allocations: 1.497 MB / 1.204 GB, free: 9.828 MB / 0.9669 GB Notification: Performance of collectInitialBindings (initialization): time 0.001527/0.7253, allocations: 0.9242 MB / 1.205 GB, free: 8.891 MB / 0.9669 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002094/0.7274, allocations: 0.6319 MB / 1.206 GB, free: 8.25 MB / 0.9669 GB Notification: Performance of setup shared object (initialization): time 0.0001136/0.7275, allocations: 301.1 kB / 1.206 GB, free: 7.953 MB / 0.9669 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006928/0.7344, allocations: 2.69 MB / 1.209 GB, free: 5.254 MB / 0.9669 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007949/0.7424, allocations: 3.571 MB / 1.212 GB, free: 1.301 MB / 0.9669 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0151/0.7576, allocations: 6.399 MB / 1.219 GB, free: 10.5 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.189e-05/0.7577, allocations: 8 kB / 1.219 GB, free: 10.5 MB / 0.9825 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 0.0315/0.7892, allocations: 10.98 MB / 1.229 GB, free: 15.41 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 8.977e-05/0.7893, allocations: 16 kB / 1.229 GB, free: 15.39 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.529e-05/0.7894, allocations: 28.56 kB / 1.229 GB, free: 15.37 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02331/0.8127, allocations: 5.556 MB / 1.235 GB, free: 9.797 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004347/0.8171, allocations: 1.002 MB / 1.236 GB, free: 8.793 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.5693/1.386, allocations: 25.78 MB / 1.261 GB, free: 167.1 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004491/1.391, allocations: 0.5734 MB / 1.262 GB, free: 167.1 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005124/1.391, allocations: 150.9 kB / 1.262 GB, free: 167.1 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008773/1.4, allocations: 3.984 MB / 1.266 GB, free: 167 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007486/1.408, allocations: 3.534 MB / 1.269 GB, free: 165.7 MB / 0.9981 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08476/1.493, allocations: 24.62 MB / 1.293 GB, free: 158.6 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.106e-05/1.493, allocations: 8.359 kB / 1.293 GB, free: 158.6 MB / 0.9981 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 0.02307/1.516, allocations: 10.53 MB / 1.303 GB, free: 152.8 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 3.465e-05/1.516, allocations: 15.34 kB / 1.303 GB, free: 152.8 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.778e-05/1.516, allocations: 26.91 kB / 1.303 GB, free: 152.8 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01391/1.53, allocations: 4.319 MB / 1.308 GB, free: 149.3 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004208/1.534, allocations: 1.045 MB / 1.309 GB, free: 148.2 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0271/1.561, allocations: 24.96 MB / 1.333 GB, free: 122.8 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004456/1.566, allocations: 0.5537 MB / 1.334 GB, free: 122.2 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005814/1.566, allocations: 151.9 kB / 1.334 GB, free: 122.1 MB / 0.9981 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 0.001055/1.567, allocations: 395.8 kB / 1.334 GB, free: 121.7 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000629/1.568, allocations: 205.5 kB / 1.334 GB, free: 121.5 MB / 0.9981 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 0.023/1.591, allocations: 10.17 MB / 1.344 GB, free: 111.3 MB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.784e-05/1.591, allocations: 31.98 kB / 1.344 GB, free: 111.2 MB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.175e-05/1.591, allocations: 12 kB / 1.344 GB, free: 111.2 MB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.616e-05/1.591, allocations: 11.95 kB / 1.344 GB, free: 111.2 MB / 0.9981 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 0.03074/1.622, allocations: 16.35 MB / 1.36 GB, free: 94.69 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.755e-05/1.622, allocations: 4 kB / 1.36 GB, free: 94.68 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003047/1.625, allocations: 0.7419 MB / 1.361 GB, free: 93.94 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01703/1.642, allocations: 5.173 MB / 1.366 GB, free: 88.75 MB / 0.9981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005234/1.643, allocations: 71.95 kB / 1.366 GB, free: 88.68 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03032/1.673, allocations: 24.84 MB / 1.39 GB, free: 63.39 MB / 0.9981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.815e-06/1.673, allocations: 12.03 kB / 1.39 GB, free: 63.38 MB / 0.9981 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 0.02213/1.695, allocations: 10.13 MB / 1.4 GB, free: 53 MB / 0.9981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001724/1.697, allocations: 0.7169 MB / 1.401 GB, free: 52.27 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005291/1.697, allocations: 67.83 kB / 1.401 GB, free: 52.2 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003314/1.701, allocations: 0.5031 MB / 1.401 GB, free: 51.7 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008018/1.702, allocations: 222.4 kB / 1.402 GB, free: 51.48 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002416/1.702, allocations: 95.95 kB / 1.402 GB, free: 51.38 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.001323/1.703, allocations: 1.001 MB / 1.403 GB, free: 50.38 MB / 0.9981 GB Notification: Performance of sort global known variables: time 1.3e-07/1.703, allocations: 0 / 1.403 GB, free: 50.38 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.006126/1.709, allocations: 1.859 MB / 1.405 GB, free: 48.52 MB / 0.9981 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 0.0004326/1.71, allocations: 182.9 kB / 1.405 GB, free: 48.34 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.02484/1.735, allocations: 12.4 MB / 1.417 GB, free: 35.84 MB / 0.9981 GB Notification: Performance of simCode: created event and clocks part: time 1.28e-05/1.735, allocations: 0 / 1.417 GB, free: 35.84 MB / 0.9981 GB Notification: Performance of simCode: created simulation system equations: time 0.009202/1.744, allocations: 4.38 MB / 1.421 GB, free: 31.42 MB / 0.9981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00286/1.747, allocations: 281.9 kB / 1.421 GB, free: 31.15 MB / 0.9981 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02353/1.77, allocations: 11.69 MB / 1.433 GB, free: 19.34 MB / 0.9981 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003015/1.773, allocations: 2.923 MB / 1.436 GB, free: 16.38 MB / 0.9981 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001324/1.775, allocations: 207.3 kB / 1.436 GB, free: 16.17 MB / 0.9981 GB Notification: Performance of SimCode: time 1.613e-06/1.775, allocations: 4 kB / 1.436 GB, free: 16.17 MB / 0.9981 GB Notification: Performance of Templates: time 0.1413/1.916, allocations: 107.8 MB / 1.541 GB, free: 4.363 MB / 1.092 GB make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)