Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Controls.Sources.Examples.DayType.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.Controls.Sources.Examples.DayType,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Controls.Sources.Examples.DayType") translateModel(Buildings.Controls.Sources.Examples.DayType,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Controls.Sources.Examples.DayType") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001051/0.001051, allocations: 91.77 kB / 15.36 MB, free: 0.7383 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.009623/0.009624, allocations: 172.5 kB / 16.26 MB, free: 6.613 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.392/2.392, allocations: 205.4 MB / 222.4 MB, free: 5.555 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 2.064/2.064, allocations: 292.7 MB / 0.5502 GB, free: 14.5 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 0.0005898/0.00059, allocations: 13.66 kB / 0.6743 GB, free: 25.82 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3439/0.3445, allocations: 116.3 MB / 0.7879 GB, free: 11.63 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.Sources.Examples.DayType): time 0.001943/0.3465, allocations: 1.149 MB / 0.789 GB, free: 10.47 MB / 0.6075 GB Notification: Performance of NFInst.instExpressions: time 0.0006953/0.3472, allocations: 268.3 kB / 0.7892 GB, free: 10.21 MB / 0.6075 GB Notification: Performance of NFInst.updateImplicitVariability: time 6.002e-05/0.3473, allocations: 3.938 kB / 0.7892 GB, free: 10.2 MB / 0.6075 GB Notification: Performance of NFTyping.typeComponents: time 0.0001887/0.3475, allocations: 7.938 kB / 0.7893 GB, free: 10.2 MB / 0.6075 GB Notification: Performance of NFTyping.typeBindings: time 6.07e-05/0.3476, allocations: 23.84 kB / 0.7893 GB, free: 10.17 MB / 0.6075 GB Notification: Performance of NFTyping.typeClassSections: time 0.000371/0.348, allocations: 71.94 kB / 0.7893 GB, free: 10.1 MB / 0.6075 GB Notification: Performance of NFFlatten.flatten: time 0.0002977/0.3483, allocations: 223.9 kB / 0.7896 GB, free: 9.883 MB / 0.6075 GB Notification: Performance of NFFlatten.resolveConnections: time 7.618e-05/0.3484, allocations: 13.11 kB / 0.7896 GB, free: 9.867 MB / 0.6075 GB Notification: Performance of NFEvalConstants.evaluate: time 8.294e-05/0.3484, allocations: 75.83 kB / 0.7896 GB, free: 9.793 MB / 0.6075 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001924/0.3486, allocations: 107.7 kB / 0.7897 GB, free: 9.688 MB / 0.6075 GB Notification: Performance of NFPackage.collectConstants: time 3.824e-05/0.3487, allocations: 8 kB / 0.7898 GB, free: 9.68 MB / 0.6075 GB Notification: Performance of NFFlatten.collectFunctions: time 3.394e-05/0.3487, allocations: 8 kB / 0.7898 GB, free: 9.672 MB / 0.6075 GB Notification: Performance of NFScalarize.scalarize: time 0.0001301/0.3489, allocations: 71.8 kB / 0.7898 GB, free: 9.602 MB / 0.6075 GB Notification: Performance of NFVerifyModel.verify: time 0.0001629/0.349, allocations: 125.1 kB / 0.79 GB, free: 9.473 MB / 0.6075 GB Notification: Performance of NFConvertDAE.convert: time 0.0003291/0.3494, allocations: 251.3 kB / 0.7902 GB, free: 9.227 MB / 0.6075 GB Notification: Performance of FrontEnd - DAE generated: time 6.041e-06/0.3494, allocations: 0 / 0.7902 GB, free: 9.227 MB / 0.6075 GB Notification: Performance of FrontEnd: time 2.705e-06/0.3494, allocations: 0 / 0.7902 GB, free: 9.227 MB / 0.6075 GB Notification: Performance of Transformations before backend: time 7.794e-06/0.3494, allocations: 0 / 0.7902 GB, free: 9.227 MB / 0.6075 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 33 * Number of variables: 33 Notification: Performance of Generate backend data structure: time 0.001108/0.3505, allocations: 0.62 MB / 0.7908 GB, free: 8.523 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 6.455e-05/0.3506, allocations: 12.03 kB / 0.7908 GB, free: 8.512 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 7.963e-05/0.3507, allocations: 32.59 kB / 0.7908 GB, free: 8.48 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003496/0.351, allocations: 254.8 kB / 0.7911 GB, free: 8.191 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.076e-05/0.3511, allocations: 16.66 kB / 0.7911 GB, free: 8.176 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 4.435e-05/0.3511, allocations: 16.38 kB / 0.7911 GB, free: 8.16 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006357/0.3518, allocations: 459.3 kB / 0.7916 GB, free: 7.695 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.373e-05/0.3518, allocations: 4.188 kB / 0.7916 GB, free: 7.691 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.405e-05/0.3519, allocations: 11.92 kB / 0.7916 GB, free: 7.68 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.364e-05/0.3519, allocations: 8 kB / 0.7916 GB, free: 7.672 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0004606/0.3523, allocations: 319.8 kB / 0.7919 GB, free: 7.359 MB / 0.6075 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0008666/0.3532, allocations: 0.5779 MB / 0.7924 GB, free: 6.723 MB / 0.6075 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001387/0.3546, allocations: 1.029 MB / 0.7935 GB, free: 5.656 MB / 0.6075 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0008379/0.3555, allocations: 0.6593 MB / 0.7941 GB, free: 4.984 MB / 0.6075 GB Notification: Performance of preOpt evalFunc (simulation): time 4.58e-05/0.3555, allocations: 4 kB / 0.7941 GB, free: 4.98 MB / 0.6075 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0007518/0.3563, allocations: 482.2 kB / 0.7946 GB, free: 4.484 MB / 0.6075 GB Notification: Performance of pre-optimization done (n=37): time 3.326e-06/0.3563, allocations: 0 / 0.7946 GB, free: 4.484 MB / 0.6075 GB Notification: Performance of matching and sorting (n=37): time 0.001715/0.358, allocations: 1.121 MB / 0.7957 GB, free: 3.359 MB / 0.6075 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001263/0.3582, allocations: 132.5 kB / 0.7958 GB, free: 3.199 MB / 0.6075 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003271/0.3585, allocations: 256.9 kB / 0.796 GB, free: 2.941 MB / 0.6075 GB Notification: Performance of collectPreVariables (initialization): time 4.426e-05/0.3586, allocations: 37.64 kB / 0.7961 GB, free: 2.898 MB / 0.6075 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001143/0.3587, allocations: 121.1 kB / 0.7962 GB, free: 2.777 MB / 0.6075 GB Notification: Performance of collectInitialBindings (initialization): time 8.852e-05/0.3588, allocations: 87.12 kB / 0.7963 GB, free: 2.691 MB / 0.6075 GB Notification: Performance of simplifyInitialFunctions (initialization): time 8.612e-05/0.3589, allocations: 53.69 kB / 0.7963 GB, free: 2.633 MB / 0.6075 GB Notification: Performance of setup shared object (initialization): time 0.0001768/0.3591, allocations: 342.8 kB / 0.7966 GB, free: 2.289 MB / 0.6075 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004231/0.3595, allocations: 328.7 kB / 0.7969 GB, free: 1.969 MB / 0.6075 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004694/0.36, allocations: 430.4 kB / 0.7974 GB, free: 1.512 MB / 0.6075 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0009822/0.3609, allocations: 0.7702 MB / 0.7981 GB, free: 0.707 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.33e-06/0.361, allocations: 0 / 0.7981 GB, free: 0.707 MB / 0.6075 GB Notification: Performance of matching and sorting (n=49) (initialization): time 0.001358/0.3623, allocations: 0.8209 MB / 0.7989 GB, free: 15.88 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.488e-05/0.3624, allocations: 11.94 kB / 0.7989 GB, free: 15.87 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.779e-06/0.3624, allocations: 288 / 0.7989 GB, free: 15.87 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.339e-05/0.3624, allocations: 12.12 kB / 0.7989 GB, free: 15.86 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002154/0.3626, allocations: 44.39 kB / 0.799 GB, free: 15.81 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.51e-05/0.3627, allocations: 7.938 kB / 0.799 GB, free: 15.8 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002852/0.363, allocations: 35.69 kB / 0.799 GB, free: 15.77 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003889/0.3634, allocations: 271.4 kB / 0.7993 GB, free: 15.5 MB / 0.6231 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 12 * Number of states: 0 () * Number of discrete variables: 45 (dayTypMonThr.skipIDayIncrement,$PRE.dayTypMonThr.skipIDayIncrement,dayTypMonThr.sampleTrigger,$whenCondition4,dayTypMonThr.iDay,$PRE.dayTypMonThr.iDay,dayTypMonThr.y[3],dayTypMonThr.y[2],dayTypMonThr.y[1],dayTypTwoWeeks.skipIDayIncrement,$PRE.dayTypTwoWeeks.skipIDayIncrement,dayTypTwoWeeks.sampleTrigger,$whenCondition3,dayTypTwoWeeks.iDay,$PRE.dayTypTwoWeeks.iDay,dayTypTwoWeeks.y[14],dayTypTwoWeeks.y[13],dayTypTwoWeeks.y[12],dayTypTwoWeeks.y[11],dayTypTwoWeeks.y[10],dayTypTwoWeeks.y[9],dayTypTwoWeeks.y[8],dayTypTwoWeeks.y[7],dayTypTwoWeeks.y[6],dayTypTwoWeeks.y[5],dayTypTwoWeeks.y[4],dayTypTwoWeeks.y[3],dayTypTwoWeeks.y[2],dayTypTwoWeeks.y[1],dayTypSat.skipIDayIncrement,$PRE.dayTypSat.skipIDayIncrement,dayTypSat.sampleTrigger,$whenCondition2,dayTypSat.iDay,$PRE.dayTypSat.iDay,dayTypSat.y[2],dayTypSat.y[1],dayTypMon.skipIDayIncrement,$PRE.dayTypMon.skipIDayIncrement,dayTypMon.sampleTrigger,$whenCondition1,dayTypMon.iDay,$PRE.dayTypMon.iDay,dayTypMon.y[2],dayTypMon.y[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (49): * Single equations (assignments): 49 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0003438/0.3637, allocations: 193.7 kB / 0.7995 GB, free: 15.3 MB / 0.6231 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 7.254e-05/0.3638, allocations: 31.56 kB / 0.7995 GB, free: 15.27 MB / 0.6231 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 9.738e-05/0.3639, allocations: 34.19 kB / 0.7995 GB, free: 15.24 MB / 0.6231 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.366e-05/0.3639, allocations: 7.984 kB / 0.7995 GB, free: 15.23 MB / 0.6231 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.804e-05/0.3639, allocations: 8 kB / 0.7995 GB, free: 15.23 MB / 0.6231 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.277e-06/0.364, allocations: 0 / 0.7995 GB, free: 15.23 MB / 0.6231 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002333/0.3663, allocations: 1.706 MB / 0.8012 GB, free: 13.46 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.494e-06/0.3663, allocations: 4 kB / 0.8012 GB, free: 13.46 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 5.14e-05/0.3664, allocations: 23.91 kB / 0.8012 GB, free: 13.43 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (simulation): time 5.981e-06/0.3664, allocations: 4 kB / 0.8012 GB, free: 13.43 MB / 0.6231 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.881e-05/0.3664, allocations: 19.98 kB / 0.8013 GB, free: 13.41 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.659e-06/0.3664, allocations: 3.984 kB / 0.8013 GB, free: 13.41 MB / 0.6231 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.004e-06/0.3665, allocations: 4 kB / 0.8013 GB, free: 13.4 MB / 0.6231 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001145/0.3676, allocations: 1.121 MB / 0.8024 GB, free: 12.26 MB / 0.6231 GB Notification: Performance of postOpt removeConstants (simulation): time 8.574e-05/0.3677, allocations: 108.7 kB / 0.8025 GB, free: 12.14 MB / 0.6231 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.041e-05/0.3678, allocations: 8 kB / 0.8025 GB, free: 12.13 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002466/0.368, allocations: 11.92 kB / 0.8025 GB, free: 12.12 MB / 0.6231 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001176/0.3681, allocations: 51.94 kB / 0.8025 GB, free: 12.07 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003083/0.3684, allocations: 279.5 kB / 0.8028 GB, free: 11.79 MB / 0.6231 GB Notification: Performance of sorting global known variables: time 0.0002419/0.3687, allocations: 176.4 kB / 0.803 GB, free: 11.62 MB / 0.6231 GB Notification: Performance of sort global known variables: time 1.2e-07/0.3687, allocations: 0 / 0.803 GB, free: 11.62 MB / 0.6231 GB Notification: Performance of remove unused functions: time 0.0005235/0.3692, allocations: 64 kB / 0.803 GB, free: 11.56 MB / 0.6231 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 0 () * Number of discrete variables: 37 (dayTypMon.sampleTrigger,$whenCondition1,dayTypMon.y[1],dayTypMon.y[2],dayTypMon.iDay,dayTypMon.skipIDayIncrement,dayTypSat.sampleTrigger,$whenCondition2,dayTypSat.y[1],dayTypSat.y[2],dayTypSat.iDay,dayTypSat.skipIDayIncrement,dayTypTwoWeeks.sampleTrigger,$whenCondition3,dayTypTwoWeeks.y[1],dayTypTwoWeeks.y[2],dayTypTwoWeeks.y[3],dayTypTwoWeeks.y[4],dayTypTwoWeeks.y[5],dayTypTwoWeeks.y[6],dayTypTwoWeeks.y[7],dayTypTwoWeeks.y[8],dayTypTwoWeeks.y[9],dayTypTwoWeeks.y[10],dayTypTwoWeeks.y[11],dayTypTwoWeeks.y[12],dayTypTwoWeeks.y[13],dayTypTwoWeeks.y[14],dayTypTwoWeeks.iDay,dayTypTwoWeeks.skipIDayIncrement,dayTypMonThr.sampleTrigger,$whenCondition4,dayTypMonThr.y[1],dayTypMonThr.y[2],dayTypMonThr.y[3],dayTypMonThr.iDay,dayTypMonThr.skipIDayIncrement) * Number of discrete states: 8 (dayTypMonThr.skipIDayIncrement,dayTypMonThr.iDay,dayTypTwoWeeks.skipIDayIncrement,dayTypTwoWeeks.iDay,dayTypSat.skipIDayIncrement,dayTypSat.iDay,dayTypMon.skipIDayIncrement,dayTypMon.iDay) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (37): * Single equations (assignments): 29 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 8 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0001742/0.3694, allocations: 139.2 kB / 0.8032 GB, free: 11.41 MB / 0.6231 GB Notification: Performance of simCode: created initialization part: time 0.0009731/0.3704, allocations: 0.7378 MB / 0.8039 GB, free: 10.68 MB / 0.6231 GB Notification: Performance of simCode: created event and clocks part: time 3.106e-06/0.3704, allocations: 0 / 0.8039 GB, free: 10.68 MB / 0.6231 GB Notification: Performance of simCode: created simulation system equations: time 0.0005003/0.3709, allocations: 407.7 kB / 0.8043 GB, free: 10.28 MB / 0.6231 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001749/0.3727, allocations: 339 kB / 0.8046 GB, free: 9.961 MB / 0.6231 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001467/0.3742, allocations: 1.031 MB / 0.8056 GB, free: 8.891 MB / 0.6231 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004227/0.3746, allocations: 0.7569 MB / 0.8063 GB, free: 8.105 MB / 0.6231 GB Notification: Performance of simCode: alias equations: time 0.0003515/0.375, allocations: 90.92 kB / 0.8064 GB, free: 8.02 MB / 0.6231 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001412/0.3751, allocations: 71.38 kB / 0.8065 GB, free: 7.949 MB / 0.6231 GB Notification: Performance of SimCode: time 1.203e-06/0.3751, allocations: 0 / 0.8065 GB, free: 7.949 MB / 0.6231 GB Notification: Performance of Templates: time 0.01545/0.3906, allocations: 8.449 MB / 0.8147 GB, free: 15.61 MB / 0.6387 GB make -j1 -f Buildings_8_Buildings.Controls.Sources.Examples.DayType.makefile Environment - environmentSimulation: (rm -f Buildings_8_Buildings.Controls.Sources.Examples.DayType.pipe ; mkfifo Buildings_8_Buildings.Controls.Sources.Examples.DayType.pipe ; head -c 1048576 < Buildings_8_Buildings.Controls.Sources.Examples.DayType.pipe >> ../files/Buildings_8_Buildings.Controls.Sources.Examples.DayType.sim & ./Buildings_8_Buildings.Controls.Sources.Examples.DayType -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Controls.Sources.Examples.DayType.pipe 2>&1) Environment - environmentSimulation: