Running command: translateModel(OpenHPL.Tests.HPDraftTube,tolerance=0.0001,outputFormat="empty",numberOfIntervals=10000,variableFilter="",fileNamePrefix="OpenHPL_OpenHPL.Tests.HPDraftTube")
Notification: Performance of loadModel(OpenHPL): time 2.536/2.536, allocations: 258 MB / 272.4 MB, free: 13.64 MB / 234.7 MB
Notification: Performance of FrontEnd - loaded program: time 3.856e-05/3.858e-05, allocations: 4 kB / 336.3 MB, free: 2.055 MB / 266.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1324/0.1325, allocations: 60.25 MB / 396.6 MB, free: 5.684 MB / 330.7 MB
Notification: Performance of NFInst.instantiate(OpenHPL.Tests.HPDraftTube): time 0.01325/0.1458, allocations: 7.93 MB / 404.5 MB, free: 13.71 MB / 346.7 MB
Notification: Performance of NFInst.instExpressions(OpenHPL.Tests.HPDraftTube): time 0.01028/0.1561, allocations: 3.841 MB / 408.4 MB, free: 9.867 MB / 346.7 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001985/0.1582, allocations: 23.94 kB / 408.4 MB, free: 9.844 MB / 346.7 MB
Notification: Performance of NFTyping.typeComponents(OpenHPL.Tests.HPDraftTube): time 0.001353/0.1595, allocations: 381.6 kB / 408.8 MB, free: 9.469 MB / 346.7 MB
Notification: Performance of NFTyping.typeBindings(OpenHPL.Tests.HPDraftTube): time 0.003544/0.1631, allocations: 0.9109 MB / 409.7 MB, free: 8.555 MB / 346.7 MB
Notification: Performance of NFTyping.typeClassSections(OpenHPL.Tests.HPDraftTube): time 0.004248/0.1674, allocations: 1.01 MB / 410.7 MB, free: 7.543 MB / 346.7 MB
Notification: Performance of NFFlatten.flatten(OpenHPL.Tests.HPDraftTube): time 0.003631/0.1711, allocations: 1.25 MB / 411.9 MB, free: 6.289 MB / 346.7 MB
Notification: Performance of NFFlatten.resolveConnections(OpenHPL.Tests.HPDraftTube): time 0.0004472/0.1716, allocations: 133.4 kB / 412.1 MB, free: 6.16 MB / 346.7 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.001402/0.173, allocations: 0.7015 MB / 412.8 MB, free: 5.457 MB / 346.7 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.002272/0.1753, allocations: 0.8956 MB / 413.7 MB, free: 4.559 MB / 346.7 MB
Notification: Performance of NFFlatten.collectFunctions(OpenHPL.Tests.HPDraftTube): time 0.001794/0.1771, allocations: 311.7 kB / 414 MB, free: 4.254 MB / 346.7 MB
Notification: Performance of NFPackage.collectConstants: time 0.0008147/0.178, allocations: 104 kB / 414.1 MB, free: 4.152 MB / 346.7 MB
Notification: Performance of NFScalarize.scalarize(OpenHPL.Tests.HPDraftTube): time 0.0007706/0.1788, allocations: 386.5 kB / 414.4 MB, free: 3.773 MB / 346.7 MB
Notification: Performance of NFVerifyModel.verify: time 3.717e-06/0.1788, allocations: 3.938 kB / 414.4 MB, free: 3.77 MB / 346.7 MB
Notification: Performance of NFConvertDAE.convert(OpenHPL.Tests.HPDraftTube): time 0.003806/0.1826, allocations: 1.539 MB / 416 MB, free: 2.227 MB / 346.7 MB
Notification: Performance of FrontEnd - DAE generated: time 5.019e-06/0.1827, allocations: 7.938 kB / 416 MB, free: 2.219 MB / 346.7 MB
Notification: Performance of FrontEnd: time 3.116e-06/0.1827, allocations: 0 / 416 MB, free: 2.219 MB / 346.7 MB
Notification: Performance of Transformations before backend: time 8.912e-05/0.1828, allocations: 0 / 416 MB, free: 2.219 MB / 346.7 MB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 379
 * Number of variables: 379
Notification: Performance of Generate backend data structure: time 0.009364/0.1922, allocations: 1.913 MB / 417.9 MB, free: 260 kB / 346.7 MB
Notification: Performance of prepare preOptimizeDAE: time 6.568e-05/0.1923, allocations: 8.031 kB / 417.9 MB, free: 252 kB / 346.7 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001672/0.1939, allocations: 237.3 kB / 418.1 MB, free: 12 kB / 346.7 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.3614/0.5554, allocations: 0.8993 MB / 419 MB, free: 20.29 MB / 346.7 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002174/0.5557, allocations: 113.8 kB / 419.1 MB, free: 20.28 MB / 346.7 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006083/0.5563, allocations: 160.3 kB / 419.3 MB, free: 20.28 MB / 346.7 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.006836/0.5631, allocations: 1.589 MB / 420.9 MB, free: 19.71 MB / 346.7 MB
Notification: Performance of preOpt findStateOrder (simulation): time 8.876e-05/0.5633, allocations: 18.55 kB / 420.9 MB, free: 19.7 MB / 346.7 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002964/0.5636, allocations: 57.25 kB / 421 MB, free: 19.65 MB / 346.7 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.669e-05/0.5637, allocations: 36.75 kB / 421 MB, free: 19.65 MB / 346.7 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.006964/0.5707, allocations: 1.417 MB / 422.4 MB, free: 19.2 MB / 346.7 MB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02192/0.5927, allocations: 5.512 MB / 427.9 MB, free: 16.15 MB / 346.7 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.01147/0.6042, allocations: 1.677 MB / 429.6 MB, free: 15.58 MB / 346.7 MB
Notification: Performance of preOpt evalFunc (simulation): time 0.00173/0.606, allocations: 0.8818 MB / 430.5 MB, free: 14.63 MB / 346.7 MB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.916e-05/0.6061, allocations: 58.62 kB / 430.5 MB, free: 14.57 MB / 346.7 MB
Notification: Performance of pre-optimization done (n=155): time 7.304e-06/0.6061, allocations: 1.125 kB / 430.5 MB, free: 14.57 MB / 346.7 MB
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singulare and cannot handled because number of unassigned equations is larger than number of states. Use -d=bltdump to get more information.
Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed!