Running command: translateModel(OpenHPL.Examples.HPSimple_generator,tolerance=0.0001,outputFormat="empty",numberOfIntervals=10000,variableFilter="",fileNamePrefix="OpenHPL_OpenHPL.Examples.HPSimple_generator") Notification: Performance of loadModel(OpenHPL): time 2.249/2.249, allocations: 258 MB / 271.8 MB, free: 13.55 MB / 234.7 MB Notification: Performance of FrontEnd - loaded program: time 3.054e-05/3.063e-05, allocations: 5.875 kB / 335.7 MB, free: 2.027 MB / 266.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1242/0.1243, allocations: 60.25 MB / 396 MB, free: 5.66 MB / 330.7 MB Notification: Performance of FrontEnd - scodeFlatten: time 0.3956/0.52, allocations: 97.04 MB / 493 MB, free: 2.852 MB / 394.7 MB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002492/0.5203, allocations: 86.16 kB / 493.1 MB, free: 2.809 MB / 394.7 MB Notification: Performance of FrontEnd - DAE generated: time 0.0616/0.5819, allocations: 14.71 MB / 0.4959 GB, free: 5.93 MB / 410.7 MB Notification: Performance of FrontEnd: time 2.265e-06/0.5819, allocations: 0 / 0.4959 GB, free: 5.93 MB / 410.7 MB Notification: Performance of Transformations before backend: time 5.146e-05/0.582, allocations: 20 kB / 0.4959 GB, free: 5.91 MB / 410.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 131 * Number of variables: 131 Notification: Performance of Generate backend data structure: time 0.002087/0.5841, allocations: 0.9237 MB / 0.4968 GB, free: 4.941 MB / 410.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.86e-05/0.5841, allocations: 8.031 kB / 0.4968 GB, free: 4.934 MB / 410.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003172/0.5845, allocations: 83.06 kB / 0.4969 GB, free: 4.852 MB / 410.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0008587/0.5853, allocations: 452.5 kB / 0.4973 GB, free: 4.367 MB / 410.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.454e-05/0.5854, allocations: 41.27 kB / 0.4974 GB, free: 4.324 MB / 410.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001263/0.5856, allocations: 52 kB / 0.4974 GB, free: 4.273 MB / 410.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001426/0.587, allocations: 0.569 MB / 0.498 GB, free: 3.691 MB / 410.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.462e-05/0.587, allocations: 0 / 0.498 GB, free: 3.691 MB / 410.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.882e-05/0.5871, allocations: 20 kB / 0.498 GB, free: 3.672 MB / 410.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.681e-05/0.5872, allocations: 12 kB / 0.498 GB, free: 3.66 MB / 410.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001588/0.5887, allocations: 0.5165 MB / 0.4985 GB, free: 3.141 MB / 410.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.004515/0.5933, allocations: 1.734 MB / 0.5002 GB, free: 1.348 MB / 410.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.002195/0.5955, allocations: 0.58 MB / 0.5008 GB, free: 0.7539 MB / 410.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.001102/0.5966, allocations: 0.8667 MB / 0.5016 GB, free: 15.7 MB / 426.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.057e-05/0.5967, allocations: 35.12 kB / 0.5017 GB, free: 15.66 MB / 426.7 MB Notification: Performance of pre-optimization done (n=56): time 3.864e-06/0.5967, allocations: 0 / 0.5017 GB, free: 15.66 MB / 426.7 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!