Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.HeatTransfer.Windows.Examples.SideFins.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 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false)
Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo)
Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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.HeatTransfer.Windows.Examples.SideFins,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.HeatTransfer.Windows.Examples.SideFins")
translateModel(Buildings.HeatTransfer.Windows.Examples.SideFins,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.HeatTransfer.Windows.Examples.SideFins")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001125/0.001125, allocations: 98.03 kB / 15.36 MB, free: 0.7344 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.008676/0.008675, allocations: 168.9 kB / 16.26 MB, free: 6.648 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.423/1.423, allocations: 205.4 MB / 222.4 MB, free: 5.566 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.746/1.746, allocations: 292.7 MB / 0.5502 GB, free: 14.48 MB / 462.1 MB
Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.0005099/0.0005099, allocations: 13.5 kB / 0.6743 GB, free: 25.82 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2158/0.2163, allocations: 116.3 MB / 0.7879 GB, free: 11.61 MB / 0.6075 GB
Notification: Performance of NFInst.instantiate(Buildings.HeatTransfer.Windows.Examples.SideFins): time 0.004984/0.2213, allocations: 4.559 MB / 0.7923 GB, free: 7.02 MB / 0.6075 GB
Notification: Performance of NFInst.instExpressions: time 0.6016/0.8229, allocations: 146.7 MB / 0.9356 GB, free: 1.648 MB / 0.7169 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0006716/0.8237, allocations: 18.53 kB / 0.9356 GB, free: 1.641 MB / 0.7169 GB
Notification: Performance of NFTyping.typeComponents: time 0.0005001/0.8242, allocations: 151.2 kB / 0.9358 GB, free: 1.578 MB / 0.7169 GB
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/BoundaryConditions/WeatherData/BaseClasses/getHeaderElementTMY3.mo:2:1-105:25:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘ contains a call to impure function ‘Modelica.Utilities.Streams.readLine‘.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/BoundaryConditions/WeatherData/BaseClasses/getLongitudeTMY3.mo:2:1-48:21:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getLongitudeTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/BoundaryConditions/WeatherData/BaseClasses/getLatitudeTMY3.mo:2:1-48:20:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getLatitudeTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/BoundaryConditions/WeatherData/BaseClasses/getTimeZoneTMY3.mo:2:1-47:20:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getTimeZoneTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘.
Notification: Performance of NFTyping.typeBindings: time 0.001233/0.8254, allocations: 457.8 kB / 0.9362 GB, free: 1.453 MB / 0.7169 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001716/0.8271, allocations: 0.807 MB / 0.937 GB, free: 1.387 MB / 0.7169 GB
Notification: Performance of NFFlatten.flatten: time 0.00131/0.8285, allocations: 1.661 MB / 0.9386 GB, free: 1.191 MB / 0.7169 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0009486/0.8294, allocations: 0.8389 MB / 0.9395 GB, free: 0.9805 MB / 0.7169 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0005373/0.83, allocations: 445.2 kB / 0.9399 GB, free: 0.957 MB / 0.7169 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0005253/0.8305, allocations: 0.5146 MB / 0.9404 GB, free: 0.9492 MB / 0.7169 GB
Notification: Performance of NFPackage.collectConstants: time 9.574e-05/0.8306, allocations: 35.94 kB / 0.9404 GB, free: 0.9492 MB / 0.7169 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.000728/0.8313, allocations: 421.1 kB / 0.9408 GB, free: 0.9336 MB / 0.7169 GB
Notification: Performance of NFScalarize.scalarize: time 0.0002982/0.8317, allocations: 280 kB / 0.9411 GB, free: 0.9219 MB / 0.7169 GB
Notification: Performance of NFVerifyModel.verify: time 0.000667/0.8323, allocations: 0.5851 MB / 0.9417 GB, free: 16.89 MB / 0.7325 GB
Notification: Performance of NFConvertDAE.convert: time 0.001836/0.8342, allocations: 1.971 MB / 0.9436 GB, free: 16.76 MB / 0.7325 GB
Notification: Performance of FrontEnd - DAE generated: time 3.948e-06/0.8342, allocations: 0 / 0.9436 GB, free: 16.76 MB / 0.7325 GB
Notification: Performance of FrontEnd: time 1.563e-06/0.8342, allocations: 1.281 kB / 0.9436 GB, free: 16.76 MB / 0.7325 GB
Notification: Performance of Transformations before backend: time 1.95e-05/0.8342, allocations: 0 / 0.9436 GB, free: 16.76 MB / 0.7325 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 317
 * Number of variables: 317
Notification: Performance of Generate backend data structure: time 0.002504/0.8367, allocations: 1.436 MB / 0.945 GB, free: 15.91 MB / 0.7325 GB
Notification: Performance of prepare preOptimizeDAE: time 4.321e-05/0.8368, allocations: 8.875 kB / 0.945 GB, free: 15.91 MB / 0.7325 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01026/0.847, allocations: 1.562 MB / 0.9465 GB, free: 15.76 MB / 0.7325 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001738/0.8488, allocations: 0.9841 MB / 0.9475 GB, free: 15.39 MB / 0.7325 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001015/0.8489, allocations: 92.78 kB / 0.9476 GB, free: 15.38 MB / 0.7325 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.000235/0.8491, allocations: 119.5 kB / 0.9477 GB, free: 15.38 MB / 0.7325 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.00565/0.8548, allocations: 2.225 MB / 0.9499 GB, free: 15.17 MB / 0.7325 GB
Notification: Performance of preOpt findStateOrder (simulation): time 2.912e-05/0.8548, allocations: 0 / 0.9499 GB, free: 15.17 MB / 0.7325 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001783/0.855, allocations: 60.77 kB / 0.9499 GB, free: 15.17 MB / 0.7325 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.447e-05/0.8551, allocations: 29.94 kB / 0.9499 GB, free: 15.17 MB / 0.7325 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.008331/0.8634, allocations: 3.127 MB / 0.953 GB, free: 15.09 MB / 0.7325 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.008677/0.8721, allocations: 4.699 MB / 0.9576 GB, free: 13.54 MB / 0.7325 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008419/0.8805, allocations: 3.029 MB / 0.9605 GB, free: 12.84 MB / 0.7325 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003339/0.8839, allocations: 1.199 MB / 0.9617 GB, free: 12.58 MB / 0.7325 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0005241/0.8844, allocations: 0.6109 MB / 0.9623 GB, free: 11.89 MB / 0.7325 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.003589/0.888, allocations: 1.463 MB / 0.9637 GB, free: 11.39 MB / 0.7325 GB
Notification: Performance of pre-optimization done (n=121): time 2.986e-06/0.8881, allocations: 3.938 kB / 0.9637 GB, free: 11.39 MB / 0.7325 GB
Notification: Performance of matching and sorting (n=121): time 0.01146/0.8995, allocations: 3.774 MB / 0.9674 GB, free: 10.38 MB / 0.7325 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.17e-05/0.8997, allocations: 195.8 kB / 0.9676 GB, free: 10.16 MB / 0.7325 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001051/0.9007, allocations: 0.7447 MB / 0.9683 GB, free: 9.922 MB / 0.7325 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001454/0.9009, allocations: 49.95 kB / 0.9684 GB, free: 9.891 MB / 0.7325 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0003512/0.9012, allocations: 485.2 kB / 0.9689 GB, free: 9.613 MB / 0.7325 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0003554/0.9016, allocations: 411.6 kB / 0.9692 GB, free: 9.32 MB / 0.7325 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001676/0.9018, allocations: 88.42 kB / 0.9693 GB, free: 9.293 MB / 0.7325 GB
Notification: Performance of setup shared object (initialization): time 0.0001154/0.9019, allocations: 352.4 kB / 0.9697 GB, free: 8.973 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003159/0.9051, allocations: 1.125 MB / 0.9708 GB, free: 8.711 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.003352/0.9084, allocations: 1.249 MB / 0.972 GB, free: 8.367 MB / 0.7325 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006357/0.9148, allocations: 2.211 MB / 0.9741 GB, free: 7.465 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.849e-06/0.9148, allocations: 0 / 0.9741 GB, free: 7.465 MB / 0.7325 GB
Notification: Performance of matching and sorting (n=137) (initialization): time 0.007698/0.9225, allocations: 2.597 MB / 0.9767 GB, free: 6.203 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 1.985e-05/0.9225, allocations: 6.188 kB / 0.9767 GB, free: 6.203 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.817e-06/0.9226, allocations: 0 / 0.9767 GB, free: 6.203 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0005909/0.9231, allocations: 90.23 kB / 0.9768 GB, free: 6.16 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002461/0.9256, allocations: 474.2 kB / 0.9772 GB, free: 6 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002004/0.9276, allocations: 1.54 MB / 0.9787 GB, free: 4.496 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002373/0.93, allocations: 322.7 kB / 0.979 GB, free: 4.344 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001479/0.9302, allocations: 60.7 kB / 0.9791 GB, free: 4.316 MB / 0.7325 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 5
 * Number of states: 0 ()
 * Number of discrete variables: 8 (weaDat.conTim.canRepeatWeatherFile,weaDat.conTimMin.canRepeatWeatherFile,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,$whenCondition1,$whenCondition2)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (135):
 * Single equations (assignments): 134
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 1
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 0 systems
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(1,2)}
Notification: Performance of prepare postOptimizeDAE: time 0.001035/0.9312, allocations: 333.6 kB / 0.9794 GB, free: 4.066 MB / 0.7325 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002522/0.9315, allocations: 111.9 kB / 0.9795 GB, free: 4.004 MB / 0.7325 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.008443/0.9399, allocations: 2.966 MB / 0.9824 GB, free: 2.457 MB / 0.7325 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.369e-05/0.94, allocations: 14.25 kB / 0.9824 GB, free: 2.457 MB / 0.7325 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 5.931e-06/0.94, allocations: 5.75 kB / 0.9824 GB, free: 2.453 MB / 0.7325 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.345e-05/0.94, allocations: 7.984 kB / 0.9824 GB, free: 2.445 MB / 0.7325 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01024/0.9503, allocations: 4.794 MB / 0.9871 GB, free: 15.57 MB / 0.7481 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.891e-06/0.9503, allocations: 0 / 0.9871 GB, free: 15.57 MB / 0.7481 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002437/0.9527, allocations: 465.8 kB / 0.9876 GB, free: 15.41 MB / 0.7481 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0005136/0.9532, allocations: 92.86 kB / 0.9877 GB, free: 15.36 MB / 0.7481 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001228/0.9534, allocations: 43.56 kB / 0.9877 GB, free: 15.34 MB / 0.7481 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001995/0.9554, allocations: 1.563 MB / 0.9892 GB, free: 13.82 MB / 0.7481 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.863e-06/0.9554, allocations: 0 / 0.9892 GB, free: 13.82 MB / 0.7481 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.007533/0.9629, allocations: 2.732 MB / 0.9919 GB, free: 12.43 MB / 0.7481 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0007171/0.9637, allocations: 458.2 kB / 0.9923 GB, free: 12.05 MB / 0.7481 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001934/0.9639, allocations: 21 kB / 0.9923 GB, free: 12.04 MB / 0.7481 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002062/0.9659, allocations: 282.9 kB / 0.9926 GB, free: 11.93 MB / 0.7481 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001584/0.9661, allocations: 87.34 kB / 0.9927 GB, free: 11.88 MB / 0.7481 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001373/0.9662, allocations: 65.28 kB / 0.9928 GB, free: 11.85 MB / 0.7481 GB
Notification: Performance of sorting global known variables: time 0.0006929/0.967, allocations: 0.5324 MB / 0.9933 GB, free: 11.54 MB / 0.7481 GB
Notification: Performance of sort global known variables: time 1.6e-07/0.967, allocations: 0 / 0.9933 GB, free: 11.54 MB / 0.7481 GB
Notification: Performance of remove unused functions: time 0.001294/0.9683, allocations: 458.5 kB / 0.9937 GB, free: 11.42 MB / 0.7481 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 0 ()
 * Number of discrete variables: 4 ($whenCondition2,$whenCondition1,weaDat.conTimMin.tNext,weaDat.conTim.tNext)
 * Number of discrete states: 2 (weaDat.conTim.tNext,weaDat.conTimMin.tNext)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (135):
 * Single equations (assignments): 132
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 2
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 1
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 0 systems
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(1,3)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.001365/0.9696, allocations: 0.5836 MB / 0.9943 GB, free: 11.16 MB / 0.7481 GB
Notification: Performance of simCode: created initialization part: time 0.007181/0.9768, allocations: 2.646 MB / 0.9969 GB, free: 9.867 MB / 0.7481 GB
Notification: Performance of simCode: created event and clocks part: time 3.436e-06/0.9768, allocations: 0 / 0.9969 GB, free: 9.867 MB / 0.7481 GB
Notification: Performance of simCode: created simulation system equations: time 0.003652/0.9805, allocations: 1.449 MB / 0.9983 GB, free: 9.133 MB / 0.7481 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001417/0.9819, allocations: 295.6 kB / 0.9986 GB, free: 8.98 MB / 0.7481 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00725/0.9892, allocations: 3.72 MB / 1.002 GB, free: 6.434 MB / 0.7481 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000686/0.9899, allocations: 1.151 MB / 1.003 GB, free: 5.25 MB / 0.7481 GB
Notification: Performance of simCode: alias equations: time 0.001655/0.9916, allocations: 468.6 kB / 1.004 GB, free: 4.789 MB / 0.7481 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006083/0.9922, allocations: 151.3 kB / 1.004 GB, free: 4.641 MB / 0.7481 GB
Notification: Performance of SimCode: time 5.41e-07/0.9922, allocations: 0 / 1.004 GB, free: 4.641 MB / 0.7481 GB
Notification: Performance of Templates: time 0.02934/1.022, allocations: 20.8 MB / 1.024 GB, free: 15.99 MB / 0.7794 GB
make -j1 -f Buildings_8_Buildings.HeatTransfer.Windows.Examples.SideFins.makefile
Environment - environmentSimulation:
(rm -f Buildings_8_Buildings.HeatTransfer.Windows.Examples.SideFins.pipe ; mkfifo Buildings_8_Buildings.HeatTransfer.Windows.Examples.SideFins.pipe ; head -c 1048576 < Buildings_8_Buildings.HeatTransfer.Windows.Examples.SideFins.pipe >> ../files/Buildings_8_Buildings.HeatTransfer.Windows.Examples.SideFins.sim & ./Buildings_8_Buildings.HeatTransfer.Windows.Examples.SideFins  -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.HeatTransfer.Windows.Examples.SideFins.pipe 2>&1)
Environment - environmentSimulation: