Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.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 7.0.3-maint.7.0.x/package.mo", uses=false)
Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature")
translateModel(Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001311/0.001311, allocations: 99.86 kB / 15.05 MB, free: 1.105 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001633/0.001633, allocations: 177.3 kB / 15.95 MB, free: 216 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.717/1.717, allocations: 205.4 MB / 222.1 MB, free: 5.883 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.559/1.559, allocations: 251.9 MB / 0.51 GB, free: 4.836 MB / 414.1 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 0.0006151/0.0006154, allocations: 12 kB / 0.6241 GB, free: 1.191 MB / 0.5137 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.6488/0.6494, allocations: 106.3 MB / 0.728 GB, free: 11.43 MB / 0.545 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature): time 0.004082/0.6535, allocations: 2.718 MB / 0.7306 GB, free: 8.695 MB / 0.545 GB
Notification: Performance of NFInst.instExpressions: time 0.00275/0.6563, allocations: 1.628 MB / 0.7322 GB, free: 7.059 MB / 0.545 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0003118/0.6566, allocations: 15.88 kB / 0.7322 GB, free: 7.043 MB / 0.545 GB
Notification: Performance of NFTyping.typeComponents: time 0.0008622/0.6575, allocations: 258.8 kB / 0.7325 GB, free: 6.789 MB / 0.545 GB
Notification: Performance of NFTyping.typeBindings: time 0.0003853/0.6579, allocations: 179.4 kB / 0.7327 GB, free: 6.613 MB / 0.545 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0008799/0.6588, allocations: 298.2 kB / 0.7329 GB, free: 6.324 MB / 0.545 GB
Notification: Performance of NFFlatten.flatten: time 0.0007477/0.6596, allocations: 0.5043 MB / 0.7334 GB, free: 5.82 MB / 0.545 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0006157/0.6602, allocations: 442.1 kB / 0.7338 GB, free: 5.379 MB / 0.545 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0002511/0.6604, allocations: 227.1 kB / 0.7341 GB, free: 5.156 MB / 0.545 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0002705/0.6607, allocations: 246.7 kB / 0.7343 GB, free: 4.914 MB / 0.545 GB
Notification: Performance of NFPackage.collectConstants: time 6.284e-05/0.6608, allocations: 20 kB / 0.7343 GB, free: 4.895 MB / 0.545 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0001701/0.661, allocations: 63.91 kB / 0.7344 GB, free: 4.832 MB / 0.545 GB
Notification: Performance of NFScalarize.scalarize: time 0.0001628/0.6611, allocations: 159.4 kB / 0.7345 GB, free: 4.676 MB / 0.545 GB
Notification: Performance of NFVerifyModel.verify: time 0.0001197/0.6613, allocations: 141.3 kB / 0.7347 GB, free: 4.531 MB / 0.545 GB
Notification: Performance of NFConvertDAE.convert: time 0.00063/0.6619, allocations: 0.6099 MB / 0.7353 GB, free: 3.922 MB / 0.545 GB
Notification: Performance of FrontEnd - DAE generated: time 2.936e-06/0.6619, allocations: 0 / 0.7353 GB, free: 3.922 MB / 0.545 GB
Notification: Performance of FrontEnd: time 1.633e-06/0.6619, allocations: 0 / 0.7353 GB, free: 3.922 MB / 0.545 GB
Notification: Performance of Transformations before backend: time 9.958e-06/0.6619, allocations: 0 / 0.7353 GB, free: 3.922 MB / 0.545 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 143
 * Number of variables: 143
Notification: Performance of Generate backend data structure: time 0.001696/0.6636, allocations: 0.958 MB / 0.7362 GB, free: 2.906 MB / 0.545 GB
Notification: Performance of prepare preOptimizeDAE: time 4.822e-05/0.6637, allocations: 12.02 kB / 0.7362 GB, free: 2.895 MB / 0.545 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002229/0.6639, allocations: 98.83 kB / 0.7363 GB, free: 2.797 MB / 0.545 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0008142/0.6648, allocations: 495.8 kB / 0.7368 GB, free: 2.273 MB / 0.545 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.614e-05/0.6649, allocations: 87.02 kB / 0.7369 GB, free: 2.18 MB / 0.545 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 9.066e-05/0.665, allocations: 60 kB / 0.7369 GB, free: 2.121 MB / 0.545 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.001027/0.666, allocations: 0.6442 MB / 0.7375 GB, free: 1.418 MB / 0.545 GB
Notification: Performance of preOpt findStateOrder (simulation): time 2.168e-05/0.666, allocations: 11.89 kB / 0.7376 GB, free: 1.406 MB / 0.545 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.386e-05/0.6661, allocations: 23.98 kB / 0.7376 GB, free: 1.383 MB / 0.545 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.908e-05/0.6661, allocations: 16 kB / 0.7376 GB, free: 1.367 MB / 0.545 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0007292/0.6668, allocations: 407.6 kB / 0.738 GB, free: 0.9688 MB / 0.545 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002954/0.6698, allocations: 2.717 MB / 0.7406 GB, free: 14.14 MB / 0.5606 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0006054/0.6704, allocations: 272 kB / 0.7409 GB, free: 13.86 MB / 0.5606 GB
Notification: Performance of preOpt evalFunc (simulation): time 4.138e-05/0.6705, allocations: 4 kB / 0.7409 GB, free: 13.86 MB / 0.5606 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0004087/0.6709, allocations: 191.6 kB / 0.7411 GB, free: 13.66 MB / 0.5606 GB
Notification: Performance of pre-optimization done (n=38): time 2.024e-06/0.6709, allocations: 0 / 0.7411 GB, free: 13.66 MB / 0.5606 GB
Notification: Performance of matching and sorting (n=38): time 0.0008683/0.6718, allocations: 428 kB / 0.7415 GB, free: 13.23 MB / 0.5606 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.765e-05/0.6719, allocations: 89.06 kB / 0.7416 GB, free: 13.13 MB / 0.5606 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007266/0.6726, allocations: 0.6561 MB / 0.7422 GB, free: 12.46 MB / 0.5606 GB
Notification: Performance of collectPreVariables (initialization): time 4.918e-05/0.6727, allocations: 45.7 kB / 0.7423 GB, free: 12.41 MB / 0.5606 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000348/0.673, allocations: 396.1 kB / 0.7426 GB, free: 12.02 MB / 0.5606 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0001181/0.6732, allocations: 102.7 kB / 0.7427 GB, free: 11.91 MB / 0.5606 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 2.397e-05/0.6732, allocations: 12 kB / 0.7427 GB, free: 11.9 MB / 0.5606 GB
Notification: Performance of setup shared object (initialization): time 0.0001829/0.6734, allocations: 382.8 kB / 0.7431 GB, free: 11.52 MB / 0.5606 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002682/0.6737, allocations: 137.2 kB / 0.7432 GB, free: 11.38 MB / 0.5606 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004064/0.6741, allocations: 361 kB / 0.7436 GB, free: 10.94 MB / 0.5606 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0002677/0.6743, allocations: 163.8 kB / 0.7437 GB, free: 10.78 MB / 0.5606 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.366e-06/0.6744, allocations: 4 kB / 0.7437 GB, free: 10.77 MB / 0.5606 GB
Notification: Performance of matching and sorting (n=78) (initialization): time 0.0008155/0.6752, allocations: 0.5351 MB / 0.7443 GB, free: 10.23 MB / 0.5606 GB
Notification: Performance of prepare postOptimizeDAE: time 2.813e-05/0.6752, allocations: 10.66 kB / 0.7443 GB, free: 10.22 MB / 0.5606 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.628e-06/0.6752, allocations: 4 kB / 0.7443 GB, free: 10.21 MB / 0.5606 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.965e-05/0.6753, allocations: 16 kB / 0.7443 GB, free: 10.2 MB / 0.5606 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002366/0.6755, allocations: 83.83 kB / 0.7444 GB, free: 10.12 MB / 0.5606 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.847e-05/0.6755, allocations: 15.89 kB / 0.7444 GB, free: 10.1 MB / 0.5606 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005075/0.676, allocations: 75.27 kB / 0.7445 GB, free: 10.03 MB / 0.5606 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.652e-05/0.6761, allocations: 24 kB / 0.7445 GB, free: 10 MB / 0.5606 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 27
 * Number of states: 0 ()
 * Number of discrete variables: 53 ($PRE.transition1.enableFire,$PRE.transition2.enableFire,$PRE.transition3.enableFire,$PRE.transition4.enableFire,$PRE.transition5.enableFire,$whenCondition1,$PRE.runSig.combiTimeTable.nextTimeEvent,transition5.condition,stateGraphRoot.resume,stateGraphRoot.suspend,runSig.y,runSig.combiTimeTable.nextTimeEvent,$PRE.runSig.combiTimeTable.nextTimeEventScaled,runSig.combiTimeTable.nextTimeEventScaled,actMod,transition1.enableFire,transition2.condition,transition2.enableFire,transition3.enableFire,$PRE.warUp.localActive,warUp.localActive,warUp.inPort[2].occupied,warUp.outPort[2].available,$PRE.warUp.newActive,warUp.newActive,$PRE.warUp.oldActive,warUp.oldActive,warUp.active,off.active,$PRE.off.localActive,off.localActive,off.inPort[2].occupied,off.outPort[2].available,$PRE.off.newActive,off.newActive,$PRE.off.oldActive,off.oldActive,stateGraphRoot.activeSteps,transition4.enableFire,nor.active,$PRE.nor.localActive,nor.localActive,$PRE.nor.newActive,nor.newActive,$PRE.nor.oldActive,nor.oldActive,$PRE.warUpCtr.pre.u,transition5.enableFire,$PRE.warUpCtr.hysTem.y,warUpCtr.hysTem.y,$PRE.warUpCtr.hysPow.y,warUpCtr.hysPow.y,warUpCtr.pre.u)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (78):
 * Single equations (assignments): 78
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Performance of prepare postOptimizeDAE: time 0.0004449/0.6766, allocations: 270.9 kB / 0.7447 GB, free: 9.73 MB / 0.5606 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 6.785e-05/0.6766, allocations: 71.14 kB / 0.7448 GB, free: 9.66 MB / 0.5606 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0009975/0.6776, allocations: 383.9 kB / 0.7452 GB, free: 9.277 MB / 0.5606 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.857e-06/0.6777, allocations: 4 kB / 0.7452 GB, free: 9.273 MB / 0.5606 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 7.805e-06/0.6777, allocations: 0 / 0.7452 GB, free: 9.273 MB / 0.5606 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.988e-06/0.6777, allocations: 7.938 kB / 0.7452 GB, free: 9.266 MB / 0.5606 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002061/0.6797, allocations: 1.01 MB / 0.7462 GB, free: 8.195 MB / 0.5606 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.074e-06/0.6798, allocations: 0 / 0.7462 GB, free: 8.195 MB / 0.5606 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001285/0.6799, allocations: 27.91 kB / 0.7462 GB, free: 8.168 MB / 0.5606 GB
Notification: Performance of postOpt tearingSystem (simulation): time 5.079e-06/0.6799, allocations: 4 kB / 0.7462 GB, free: 8.164 MB / 0.5606 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.706e-05/0.6799, allocations: 7.953 kB / 0.7462 GB, free: 8.156 MB / 0.5606 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.835e-06/0.68, allocations: 4 kB / 0.7462 GB, free: 8.152 MB / 0.5606 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.114e-06/0.68, allocations: 0 / 0.7462 GB, free: 8.152 MB / 0.5606 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006955/0.6807, allocations: 458.8 kB / 0.7467 GB, free: 7.688 MB / 0.5606 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0001397/0.6808, allocations: 148.2 kB / 0.7468 GB, free: 7.523 MB / 0.5606 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.224e-05/0.6809, allocations: 8 kB / 0.7468 GB, free: 7.516 MB / 0.5606 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001781/0.6811, allocations: 31.88 kB / 0.7468 GB, free: 7.484 MB / 0.5606 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001466/0.6812, allocations: 51.91 kB / 0.7469 GB, free: 7.434 MB / 0.5606 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.359e-05/0.6813, allocations: 16 kB / 0.7469 GB, free: 7.418 MB / 0.5606 GB
Notification: Performance of sorting global known variables: time 0.0005053/0.6818, allocations: 431 kB / 0.7473 GB, free: 7 MB / 0.5606 GB
Notification: Performance of sort global known variables: time 1.51e-07/0.6818, allocations: 0 / 0.7473 GB, free: 7 MB / 0.5606 GB
Notification: Performance of remove unused functions: time 0.0005168/0.6823, allocations: 135.5 kB / 0.7474 GB, free: 6.867 MB / 0.5606 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 0 ()
 * Number of discrete variables: 35 (nor.active,off.active,warUp.localActive,$cse1,$cse2,$cse3,$cse4,$cse5,$whenCondition1,runSig.y,runSig.combiTimeTable.nextTimeEvent,runSig.combiTimeTable.nextTimeEventScaled,actMod,transition1.enableFire,transition2.condition,transition2.enableFire,transition3.enableFire,warUp.inPort[2].occupied,warUp.outPort[2].available,warUp.newActive,warUp.oldActive,warUp.active,off.localActive,off.inPort[2].occupied,off.outPort[2].available,off.newActive,off.oldActive,stateGraphRoot.activeSteps,transition4.enableFire,nor.localActive,nor.newActive,nor.oldActive,warUpCtr.hysTem.y,warUpCtr.hysPow.y,warUpCtr.pre.u)
 * Number of discrete states: 8 (runSig.combiTimeTable.nextTimeEvent,warUp.newActive,off.newActive,nor.newActive,warUpCtr.hysTem.y,warUpCtr.hysPow.y,warUpCtr.pre.u,runSig.combiTimeTable.nextTimeEventScaled)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (43):
 * Single equations (assignments): 38
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 5
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Performance of Backend phase and start with SimCode phase: time 0.001293/0.6836, allocations: 441.8 kB / 0.7479 GB, free: 6.582 MB / 0.5606 GB
Notification: Performance of simCode: created initialization part: time 0.000723/0.6843, allocations: 391.9 kB / 0.7482 GB, free: 6.199 MB / 0.5606 GB
Notification: Performance of simCode: created event and clocks part: time 2.976e-06/0.6844, allocations: 0 / 0.7482 GB, free: 6.199 MB / 0.5606 GB
Notification: Performance of simCode: created simulation system equations: time 0.0002886/0.6847, allocations: 159.8 kB / 0.7484 GB, free: 6.043 MB / 0.5606 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004588/0.6851, allocations: 98.53 kB / 0.7485 GB, free: 5.957 MB / 0.5606 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001984/0.6871, allocations: 1.321 MB / 0.7498 GB, free: 4.602 MB / 0.5606 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009492/0.6881, allocations: 0.9627 MB / 0.7507 GB, free: 3.617 MB / 0.5606 GB
Notification: Performance of simCode: alias equations: time 0.0002451/0.6883, allocations: 80.52 kB / 0.7508 GB, free: 3.535 MB / 0.5606 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001243/0.6885, allocations: 47.42 kB / 0.7508 GB, free: 3.488 MB / 0.5606 GB
Notification: Performance of SimCode: time 1.934e-06/0.6885, allocations: 0 / 0.7508 GB, free: 3.488 MB / 0.5606 GB
Notification: Performance of Templates: time 0.01287/0.7013, allocations: 5.327 MB / 0.756 GB, free: 14.22 MB / 0.5762 GB
make -j1 -f Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.makefile
Environment - environmentSimulation:
(rm -f Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.sim & ./Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature  -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.pipe 2>&1)
Environment - environmentSimulation: