Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr ThermoPower_ThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFEM_D.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/ThermoPower 3.1.0-master/package.mo", uses=false) Using package ThermoPower with version 3.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoPower 3.1.0-master/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(ThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFEM_D,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ThermoPower_ThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFEM_D") translateModel(ThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFEM_D,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ThermoPower_ThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFEM_D") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0007279/0.0007279, allocations: 89.67 kB / 16.65 MB, free: 6.59 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0008197/0.0008198, allocations: 182.5 kB / 17.56 MB, free: 6.203 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.395/1.395, allocations: 205.4 MB / 223.7 MB, free: 13.08 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoPower 3.1.0-master/package.mo): time 0.2844/0.2844, allocations: 48.79 MB / 320.8 MB, free: 11.1 MB / 270.1 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 0.0005087/0.0005087, allocations: 14.91 kB / 391.8 MB, free: 50.07 MB / 318.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.09637/0.09689, allocations: 60.27 MB / 452.1 MB, free: 9.164 MB / 334.1 MB Notification: Performance of NFInst.instantiate(ThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFEM_D): time 0.04546/0.1424, allocations: 39.99 MB / 492.1 MB, free: 1.035 MB / 366.1 MB Notification: Performance of NFInst.instExpressions: time 0.0146/0.157, allocations: 10.79 MB / 0.4911 GB, free: 6.215 MB / 382.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0006726/0.1578, allocations: 7.938 kB / 0.4911 GB, free: 6.207 MB / 382.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0008357/0.1586, allocations: 187 kB / 0.4913 GB, free: 6.023 MB / 382.1 MB Notification: Performance of NFTyping.typeBindings: time 0.001017/0.1597, allocations: 354.2 kB / 0.4916 GB, free: 5.676 MB / 382.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.01353/0.1732, allocations: 4.066 MB / 0.4956 GB, free: 1.598 MB / 382.1 MB Notification: Performance of NFFlatten.flatten: time 0.005866/0.1791, allocations: 6.087 MB / 0.5015 GB, free: 11.49 MB / 398.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.003325/0.1825, allocations: 1.775 MB / 0.5032 GB, free: 9.695 MB / 398.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003037/0.1855, allocations: 1.536 MB / 0.5047 GB, free: 8.156 MB / 398.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.005049/0.1906, allocations: 2.771 MB / 0.5075 GB, free: 5.379 MB / 398.1 MB Notification: Performance of NFPackage.collectConstants: time 0.001853/0.1925, allocations: 320 kB / 0.5078 GB, free: 5.066 MB / 398.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0133/0.2059, allocations: 6.388 MB / 0.514 GB, free: 14.67 MB / 414.1 MB Notification: Performance of NFScalarize.scalarize: time 0.003249/0.2091, allocations: 1.94 MB / 0.5159 GB, free: 12.73 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.005058/0.2142, allocations: 2.463 MB / 0.5183 GB, free: 10.25 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01553/0.2298, allocations: 9.569 MB / 0.5276 GB, free: 0.6523 MB / 414.1 MB Notification: Performance of FrontEnd - DAE generated: time 5.39e-06/0.2298, allocations: 0 / 0.5276 GB, free: 0.6523 MB / 414.1 MB Notification: Performance of FrontEnd: time 2.756e-06/0.2298, allocations: 0 / 0.5276 GB, free: 0.6523 MB / 414.1 MB Notification: Performance of Transformations before backend: time 0.0001961/0.23, allocations: 0 / 0.5276 GB, free: 0.6523 MB / 414.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1341 * Number of variables: 1341 Notification: Performance of Generate backend data structure: time 0.2359/0.4659, allocations: 10.25 MB / 0.5377 GB, free: 81.66 MB / 414.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.979e-05/0.466, allocations: 10.31 kB / 0.5377 GB, free: 81.66 MB / 414.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004677/0.4707, allocations: 0.7635 MB / 0.5384 GB, free: 81.34 MB / 414.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007655/0.4784, allocations: 2.77 MB / 0.5411 GB, free: 80.29 MB / 414.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000533/0.4789, allocations: 394.6 kB / 0.5415 GB, free: 80.25 MB / 414.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002486/0.4814, allocations: 0.499 MB / 0.542 GB, free: 80.08 MB / 414.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02536/0.5068, allocations: 12.05 MB / 0.5537 GB, free: 73.17 MB / 414.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 8.55e-05/0.5069, allocations: 0 / 0.5537 GB, free: 73.17 MB / 414.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007132/0.5076, allocations: 215.9 kB / 0.554 GB, free: 72.96 MB / 414.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001248/0.5078, allocations: 210.4 kB / 0.5542 GB, free: 72.75 MB / 414.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03436/0.5421, allocations: 14.19 MB / 0.568 GB, free: 58.54 MB / 414.1 MB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03017/0.5723, allocations: 24.23 MB / 0.5917 GB, free: 32.78 MB / 414.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.009482/0.5819, allocations: 4.477 MB / 0.5961 GB, free: 28.29 MB / 414.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.00263/0.5845, allocations: 2 MB / 0.598 GB, free: 26.29 MB / 414.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.1252/0.7097, allocations: 64.64 MB / 0.6611 GB, free: 2.055 MB / 462.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.95e-05/0.7099, allocations: 69.75 kB / 0.6612 GB, free: 1.977 MB / 462.1 MB Notification: Performance of pre-optimization done (n=240): time 6.262e-06/0.7099, allocations: 0 / 0.6612 GB, free: 1.977 MB / 462.1 MB Notification: Performance of matching and sorting (n=240): time 0.1086/0.8185, allocations: 23.29 MB / 0.6839 GB, free: 10.63 MB / 494.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 8.161e-05/0.8187, allocations: 81.41 kB / 0.684 GB, free: 10.54 MB / 494.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.006957/0.8256, allocations: 3.972 MB / 0.6879 GB, free: 6.578 MB / 494.1 MB Notification: Performance of collectPreVariables (initialization): time 0.001052/0.8267, allocations: 65.7 kB / 0.688 GB, free: 6.508 MB / 494.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.002901/0.8296, allocations: 3.13 MB / 0.691 GB, free: 3.387 MB / 494.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.002321/0.832, allocations: 0.9841 MB / 0.692 GB, free: 2.41 MB / 494.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002191/0.8342, allocations: 0.7003 MB / 0.6927 GB, free: 1.699 MB / 494.1 MB Notification: Performance of setup shared object (initialization): time 0.0001877/0.8344, allocations: 345.9 kB / 0.693 GB, free: 1.355 MB / 494.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.007406/0.8418, allocations: 3.796 MB / 0.6967 GB, free: 13.55 MB / 0.4981 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01077/0.8526, allocations: 8.927 MB / 0.7054 GB, free: 2.078 MB / 0.4981 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01912/0.8718, allocations: 13.38 MB / 0.7185 GB, free: 2.137 MB / 0.5137 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0002297/0.8721, allocations: 52 kB / 0.7185 GB, free: 2.086 MB / 0.5137 GB Notification: Performance of matching and sorting (n=1097) (initialization): time 0.2566/1.129, allocations: 15.07 MB / 0.7333 GB, free: 172.7 MB / 0.5137 GB Notification: Performance of prepare postOptimizeDAE: time 0.003497/1.132, allocations: 5.385 MB / 0.7385 GB, free: 165.4 MB / 0.5137 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0004046/1.133, allocations: 179.5 kB / 0.7387 GB, free: 165.4 MB / 0.5137 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.03535/1.168, allocations: 10.29 MB / 0.7487 GB, free: 163.6 MB / 0.5137 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004719/1.173, allocations: 1.748 MB / 0.7504 GB, free: 163.4 MB / 0.5137 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01418/1.187, allocations: 9.069 MB / 0.7593 GB, free: 157.6 MB / 0.5137 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.006556/1.194, allocations: 1.266 MB / 0.7605 GB, free: 156.4 MB / 0.5137 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001229/1.195, allocations: 0.6442 MB / 0.7612 GB, free: 155.7 MB / 0.5137 GB Notification: Performance of prepare postOptimizeDAE: time 1.2e-05/1.195, allocations: 4 kB / 0.7612 GB, free: 155.7 MB / 0.5137 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.02148/1.216, allocations: 14.59 MB / 0.7754 GB, free: 141.1 MB / 0.5137 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.000485/1.217, allocations: 180 kB / 0.7756 GB, free: 140.9 MB / 0.5137 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0333/1.25, allocations: 10.29 MB / 0.7856 GB, free: 130.6 MB / 0.5137 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004683/1.255, allocations: 1.735 MB / 0.7873 GB, free: 128.9 MB / 0.5137 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01482/1.27, allocations: 9.077 MB / 0.7962 GB, free: 119.8 MB / 0.5137 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.008138/1.278, allocations: 0.9386 MB / 0.7971 GB, free: 118.8 MB / 0.5137 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001751/1.28, allocations: 0.6404 MB / 0.7977 GB, free: 118.2 MB / 0.5137 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 820 * Number of states: 0 () * Number of discrete variables: 12 (hex.fluidState[12].phase,hex.fluidState[11].phase,hex.fluidState[10].phase,hex.fluidState[9].phase,hex.fluidState[8].phase,hex.fluidState[7].phase,hex.fluidState[6].phase,hex.fluidState[5].phase,hex.fluidState[4].phase,hex.fluidState[3].phase,hex.fluidState[2].phase,hex.fluidState[1].phase) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (943): * Single equations (assignments): 942 * 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 {(13,142)} Notification: Performance of prepare postOptimizeDAE: time 0.003708/1.284, allocations: 1.834 MB / 0.7995 GB, free: 116.3 MB / 0.5137 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007599/1.284, allocations: 359.4 kB / 0.7999 GB, free: 116 MB / 0.5137 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.04214/1.326, allocations: 31.19 MB / 0.8303 GB, free: 84.75 MB / 0.5137 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.418e-05/1.327, allocations: 63.92 kB / 0.8304 GB, free: 84.69 MB / 0.5137 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.403e-05/1.327, allocations: 0 / 0.8304 GB, free: 84.69 MB / 0.5137 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.225e-05/1.327, allocations: 15.89 kB / 0.8304 GB, free: 84.68 MB / 0.5137 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.05165/1.378, allocations: 42.67 MB / 0.8721 GB, free: 41.35 MB / 0.5137 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.705e-05/1.378, allocations: 0 / 0.8721 GB, free: 41.35 MB / 0.5137 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002547/1.381, allocations: 391.3 kB / 0.8725 GB, free: 40.97 MB / 0.5137 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02757/1.409, allocations: 7.014 MB / 0.8793 GB, free: 33.93 MB / 0.5137 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0009869/1.41, allocations: 123.8 kB / 0.8794 GB, free: 33.81 MB / 0.5137 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04981/1.459, allocations: 28.56 MB / 0.9073 GB, free: 4.992 MB / 0.5137 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.927e-06/1.459, allocations: 0 / 0.9073 GB, free: 4.992 MB / 0.5137 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.2575/1.717, allocations: 13.66 MB / 0.9207 GB, free: 160.1 MB / 0.5137 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002221/1.719, allocations: 0.8852 MB / 0.9215 GB, free: 159.9 MB / 0.5137 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007359/1.72, allocations: 87.11 kB / 0.9216 GB, free: 159.9 MB / 0.5137 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002936/1.723, allocations: 255.7 kB / 0.9218 GB, free: 159.9 MB / 0.5137 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00104/1.724, allocations: 236.4 kB / 0.9221 GB, free: 159.9 MB / 0.5137 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002778/1.724, allocations: 101.1 kB / 0.9222 GB, free: 159.9 MB / 0.5137 GB Notification: Performance of sorting global known variables: time 0.003018/1.727, allocations: 2.307 MB / 0.9244 GB, free: 159.5 MB / 0.5137 GB Notification: Performance of sort global known variables: time 2.41e-07/1.727, allocations: 1.094 kB / 0.9244 GB, free: 159.5 MB / 0.5137 GB Notification: Performance of remove unused functions: time 0.01391/1.741, allocations: 3.254 MB / 0.9276 GB, free: 159 MB / 0.5137 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 2 * Number of states: 13 (hex.p,hex.h[1],hex.h[2],hex.h[3],hex.h[4],hex.h[5],hex.h[6],hex.h[7],hex.h[8],hex.h[9],hex.h[10],hex.h[11],hex.h[12]) * Number of discrete variables: 24 ($cse13.phase,$cse13.region,$cse14.phase,$cse14.region,$cse15.phase,$cse15.region,$cse16.phase,$cse16.region,$cse17.phase,$cse17.region,$cse18.phase,$cse18.region,$cse19.phase,$cse19.region,$cse20.phase,$cse20.region,$cse21.phase,$cse21.region,$cse22.phase,$cse22.region,$cse23.phase,$cse23.region,$cse24.phase,$cse24.region) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (158): * Single equations (assignments): 144 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 12 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(13,106)} Notification: Performance of Backend phase and start with SimCode phase: time 0.004235/1.745, allocations: 1.017 MB / 0.9286 GB, free: 158.8 MB / 0.5137 GB Notification: Performance of simCode: created initialization part: time 0.02849/1.774, allocations: 16.2 MB / 0.9444 GB, free: 153.9 MB / 0.5137 GB Notification: Performance of simCode: created event and clocks part: time 1.219e-05/1.774, allocations: 6.781 kB / 0.9444 GB, free: 153.9 MB / 0.5137 GB Notification: Performance of simCode: created simulation system equations: time 0.008693/1.783, allocations: 4.262 MB / 0.9486 GB, free: 152.1 MB / 0.5137 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.005033/1.788, allocations: 0.6587 MB / 0.9492 GB, free: 151.7 MB / 0.5137 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0159/1.804, allocations: 13.38 MB / 0.9623 GB, free: 138.8 MB / 0.5137 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001817/1.806, allocations: 2.691 MB / 0.9649 GB, free: 136.1 MB / 0.5137 GB Notification: Performance of simCode: alias equations: time 0.01094/1.817, allocations: 5.763 MB / 0.9705 GB, free: 130.3 MB / 0.5137 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001111/1.818, allocations: 291.3 kB / 0.9708 GB, free: 130 MB / 0.5137 GB Notification: Performance of SimCode: time 1.001e-06/1.818, allocations: 0 / 0.9708 GB, free: 130 MB / 0.5137 GB Notification: Performance of Templates: time 0.4235/2.241, allocations: 175.9 MB / 1.143 GB, free: 158.8 MB / 0.5294 GB make -j1 -f ThermoPower_ThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFEM_D.makefile Environment - environmentSimulation: (rm -f ThermoPower_ThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFEM_D.pipe ; mkfifo ThermoPower_ThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFEM_D.pipe ; head -c 1048576 < ThermoPower_ThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFEM_D.pipe >> ../files/ThermoPower_ThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFEM_D.sim & ./ThermoPower_ThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFEM_D -abortSlowSimulation -alarm=480 -lv LOG_STATS > ThermoPower_ThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFEM_D.pipe 2>&1) Environment - environmentSimulation: