Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Utilities.Math.Functions.Examples.InverseXDerivativeCheck.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 12.0.0-master/package.mo", uses=false)
Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-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.Utilities.Math.Functions.Examples.InverseXDerivativeCheck,tolerance=1e-08,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|y_comp|y",fileNamePrefix="Buildings_latest_Buildings.Utilities.Math.Functions.Examples.InverseXDerivativeCheck")
translateModel(Buildings.Utilities.Math.Functions.Examples.InverseXDerivativeCheck,tolerance=1e-08,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|y_comp|y",fileNamePrefix="Buildings_latest_Buildings.Utilities.Math.Functions.Examples.InverseXDerivativeCheck")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001068/0.001073, allocations: 111.9 kB / 16.43 MB, free: 6.523 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001189/0.001189, allocations: 185.5 kB / 17.35 MB, free: 5.746 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.208/1.208, allocations: 222.9 MB / 241.1 MB, free: 15.14 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 2.405/2.405, allocations: 472.6 MB / 0.7459 GB, free: 0.5117 MB / 0.6075 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.623e-05/1.624e-05, allocations: 2.281 kB / 1.07 GB, free: 9.637 MB / 0.8419 GB
Notification: Performance of NFInst.instantiate(Buildings.Utilities.Math.Functions.Examples.InverseXDerivativeCheck): time 0.001292/0.001316, allocations: 0.6071 MB / 1.071 GB, free: 9.031 MB / 0.8419 GB
Notification: Performance of NFInst.instExpressions: time 0.00181/0.003136, allocations: 1.45 MB / 1.072 GB, free: 7.562 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 2.3e-05/0.003169, allocations: 0 / 1.072 GB, free: 7.562 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 1.166e-05/0.003189, allocations: 4 kB / 1.072 GB, free: 7.559 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 3.057e-05/0.003232, allocations: 0 / 1.072 GB, free: 7.559 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0005234/0.003759, allocations: 146.4 kB / 1.072 GB, free: 7.418 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 7.338e-05/0.00384, allocations: 31.97 kB / 1.072 GB, free: 7.387 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 4.055e-05/0.003886, allocations: 4 kB / 1.072 GB, free: 7.383 MB / 0.8419 GB
Notification: Performance of NFEvalConstants.evaluate: time 4.56e-05/0.003936, allocations: 15.98 kB / 1.072 GB, free: 7.367 MB / 0.8419 GB
Notification: Performance of NFSimplifyModel.simplify: time 6.526e-05/0.004005, allocations: 27.91 kB / 1.072 GB, free: 7.34 MB / 0.8419 GB
Notification: Performance of NFPackage.collectConstants: time 1.632e-05/0.004027, allocations: 0 / 1.072 GB, free: 7.34 MB / 0.8419 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0003863/0.004418, allocations: 319.3 kB / 1.073 GB, free: 7.027 MB / 0.8419 GB
Notification: Performance of combineBinaries: time 5.542e-05/0.004481, allocations: 39.66 kB / 1.073 GB, free: 6.988 MB / 0.8419 GB
Notification: Performance of replaceArrayConstructors: time 1.785e-05/0.004503, allocations: 15.72 kB / 1.073 GB, free: 6.973 MB / 0.8419 GB
Notification: Performance of NFVerifyModel.verify: time 1.601e-05/0.004523, allocations: 0 / 1.073 GB, free: 6.973 MB / 0.8419 GB
Notification: Performance of FrontEnd: time 9.979e-06/0.004537, allocations: 0 / 1.073 GB, free: 6.973 MB / 0.8419 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 4 (4)
 * Number of variables: 4 (4)
Notification: Performance of Bindings: time 0.0003074/0.004848, allocations: 236.8 kB / 1.073 GB, free: 6.641 MB / 0.8419 GB
Notification: Performance of FunctionAlias: time 2.856e-05/0.004884, allocations: 15.94 kB / 1.073 GB, free: 6.625 MB / 0.8419 GB
Notification: Performance of Early Inline: time 0.0002735/0.005163, allocations: 248 kB / 1.073 GB, free: 6.355 MB / 0.8419 GB
Notification: Performance of simplify1: time 2.643e-05/0.005199, allocations: 27.95 kB / 1.073 GB, free: 6.328 MB / 0.8419 GB
Notification: Performance of Alias: time 7.211e-05/0.005275, allocations: 56.61 kB / 1.073 GB, free: 6.234 MB / 0.8419 GB
Notification: Performance of simplify2: time 2.534e-05/0.005306, allocations: 23.97 kB / 1.073 GB, free: 6.211 MB / 0.8419 GB
Notification: Performance of Detect States: time 0.0001243/0.005434, allocations: 75.02 kB / 1.073 GB, free: 6.125 MB / 0.8419 GB
Notification: Performance of Events: time 0.0001093/0.00555, allocations: 43.91 kB / 1.073 GB, free: 6.082 MB / 0.8419 GB
Notification: Performance of Partitioning: time 8.951e-05/0.005646, allocations: 60.06 kB / 1.073 GB, free: 6.016 MB / 0.8419 GB
Error: Internal error NBResolveSingularities.noIndexReduction failed.
(1|1) Unmatched Variables
***************************
        [DER-] (1) Real $DER.x
         slice: {}

(1|1) Unmatched Equations
***************************
        [SCAL] (1) x = 4.0 * time ^ 3.0 ($RES_SIM_5)
         slice: {}