Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Utilities.Math.Functions.Examples.BesselJ1.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/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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: "" <> buildModelFMU(BuildingSystems.Utilities.Math.Functions.Examples.BesselJ1,fileNamePrefix="BuildingSystems_BuildingSystems_Utilities_Math_Functions_Examples_BesselJ1",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Utilities.Math.Functions.Examples.BesselJ1,fileNamePrefix="BuildingSystems_BuildingSystems_Utilities_Math_Functions_Examples_BesselJ1",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0007411/0.0007412, allocations: 86.64 kB / 15.06 MB, free: 1.09 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001202/0.001203, allocations: 168.7 kB / 15.95 MB, free: 204 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.276/1.276, allocations: 223.3 MB / 240 MB, free: 5.422 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.001641/0.001641, allocations: 266.4 kB / 291.3 MB, free: 1.98 MB / 238.1 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/Buildings/Airvolumes/Parameter/package.mo:5:3-5:34:writable] Warning: Got element f_alp that was not referenced in the package.order file. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/Buildings/Airvolumes/Parameter/package.mo:6:3-6:35:writable] Warning: Elements in the package.mo-file need to be in the same relative order as the package.order file. Got element named f_lay but it was already added because it was not the next element in the list at that time. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/Buildings/Airvolumes/Parameter/package.mo:6:3-6:35:writable] Warning: Got element f_lay that was not referenced in the package.order file. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/Buildings/Airvolumes/Parameter/package.mo:7:3-7:37:writable] Warning: Elements in the package.mo-file need to be in the same relative order as the package.order file. Got element named f_loss but it was already added because it was not the next element in the list at that time. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/Buildings/Airvolumes/Parameter/package.mo:7:3-7:37:writable] Warning: Got element f_loss that was not referenced in the package.order file. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/Buildings/Airvolumes/Parameter/package.mo:8:3-8:33:writable] Warning: Elements in the package.mo-file need to be in the same relative order as the package.order file. Got element named f_pv but it was already added because it was not the next element in the list at that time. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/Buildings/Airvolumes/Parameter/package.mo:8:3-8:33:writable] Warning: Got element f_pv that was not referenced in the package.order file. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/Buildings/Airvolumes/Parameter/package.mo:2:1-34:14:writable] Warning: f_pv was referenced in the package.order file, but was not found in package.mo, f_pv/package.mo or f_pv.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.7694/0.7694, allocations: 144.7 MB / 487.2 MB, free: 7.152 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.000417/0.0004172, allocations: 23.11 kB / 0.5686 GB, free: 38.42 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1285/0.1289, allocations: 83.08 MB / 0.6497 GB, free: 3.488 MB / 446.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Utilities.Math.Functions.Examples.BesselJ1): time 0.0005899/0.1295, allocations: 303.8 kB / 0.65 GB, free: 3.191 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.0003622/0.1299, allocations: 186.3 kB / 0.6502 GB, free: 3.012 MB / 446.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 9.227e-06/0.1299, allocations: 0 / 0.6502 GB, free: 3.012 MB / 446.1 MB Notification: Performance of NFTyping.typeComponents: time 6.944e-06/0.1299, allocations: 0 / 0.6502 GB, free: 3.012 MB / 446.1 MB Notification: Performance of NFTyping.typeBindings: time 4.318e-06/0.1299, allocations: 0 / 0.6502 GB, free: 3.012 MB / 446.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0002702/0.1302, allocations: 40.41 kB / 0.6502 GB, free: 2.973 MB / 446.1 MB Notification: Performance of NFFlatten.flatten: time 2.677e-05/0.1303, allocations: 0.5 kB / 0.6502 GB, free: 2.973 MB / 446.1 MB Notification: Performance of NFFlatten.resolveConnections: time 2.935e-05/0.1303, allocations: 0 / 0.6502 GB, free: 2.973 MB / 446.1 MB Notification: Performance of NFEvalConstants.evaluate: time 1.011e-05/0.1303, allocations: 1.219 kB / 0.6502 GB, free: 2.973 MB / 446.1 MB Notification: Performance of NFSimplifyModel.simplify: time 1.989e-05/0.1303, allocations: 7.984 kB / 0.6502 GB, free: 2.965 MB / 446.1 MB Notification: Performance of NFPackage.collectConstants: time 5.49e-06/0.1303, allocations: 0 / 0.6502 GB, free: 2.965 MB / 446.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0001477/0.1305, allocations: 64.59 kB / 0.6503 GB, free: 2.902 MB / 446.1 MB Notification: Performance of NFScalarize.scalarize: time 5.16e-06/0.1305, allocations: 1.156 kB / 0.6503 GB, free: 2.902 MB / 446.1 MB Notification: Performance of NFVerifyModel.verify: time 1.992e-05/0.1305, allocations: 25.7 kB / 0.6503 GB, free: 2.871 MB / 446.1 MB Notification: Performance of NFConvertDAE.convert: time 6.612e-05/0.1306, allocations: 23.95 kB / 0.6503 GB, free: 2.848 MB / 446.1 MB Notification: Performance of FrontEnd - DAE generated: time 3.968e-06/0.1306, allocations: 0.6562 kB / 0.6503 GB, free: 2.848 MB / 446.1 MB Notification: Performance of FrontEnd: time 1.323e-06/0.1306, allocations: 0 / 0.6503 GB, free: 2.848 MB / 446.1 MB Notification: Performance of Transformations before backend: time 2.705e-06/0.1306, allocations: 4.531 kB / 0.6504 GB, free: 2.844 MB / 446.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1 * Number of variables: 1 Notification: Performance of Generate backend data structure: time 0.0002296/0.1309, allocations: 316 kB / 0.6507 GB, free: 2.488 MB / 446.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.471e-05/0.1309, allocations: 14.19 kB / 0.6507 GB, free: 2.477 MB / 446.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 2.873e-05/0.1309, allocations: 38.48 kB / 0.6507 GB, free: 2.43 MB / 446.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 1.644e-05/0.131, allocations: 0 / 0.6507 GB, free: 2.43 MB / 446.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 8.099e-05/0.1311, allocations: 159.1 kB / 0.6509 GB, free: 2.234 MB / 446.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.775e-06/0.1311, allocations: 3.953 kB / 0.6509 GB, free: 2.23 MB / 446.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 8.215e-06/0.1311, allocations: 0 / 0.6509 GB, free: 2.23 MB / 446.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 7.386e-05/0.1312, allocations: 34.33 kB / 0.6509 GB, free: 2.191 MB / 446.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 6.362e-06/0.1312, allocations: 0.5938 kB / 0.6509 GB, free: 2.191 MB / 446.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.903e-06/0.1312, allocations: 1.5 kB / 0.6509 GB, free: 2.191 MB / 446.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.028e-06/0.1312, allocations: 3.938 kB / 0.6509 GB, free: 2.188 MB / 446.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 1.622e-05/0.1312, allocations: 3.984 kB / 0.6509 GB, free: 2.184 MB / 446.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0001172/0.1313, allocations: 154.3 kB / 0.651 GB, free: 1.984 MB / 446.1 MB Notification: Performance of preOpt comSubExp (simulation): time 3.391e-05/0.1314, allocations: 23.22 kB / 0.6511 GB, free: 1.953 MB / 446.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 1.292e-05/0.1314, allocations: 5.672 kB / 0.6511 GB, free: 1.945 MB / 446.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0006461/0.1321, allocations: 464.1 kB / 0.6515 GB, free: 1.402 MB / 446.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.726e-05/0.1321, allocations: 30.56 kB / 0.6515 GB, free: 1.363 MB / 446.1 MB Notification: Performance of pre-optimization done (n=1): time 1.062e-06/0.1321, allocations: 0.875 kB / 0.6515 GB, free: 1.363 MB / 446.1 MB Notification: Performance of matching and sorting (n=1): time 0.0001091/0.1322, allocations: 34.42 kB / 0.6516 GB, free: 1.324 MB / 446.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 2.942e-05/0.1322, allocations: 56.03 kB / 0.6516 GB, free: 1.258 MB / 446.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 2.812e-05/0.1323, allocations: 89.86 kB / 0.6517 GB, free: 1.16 MB / 446.1 MB Notification: Performance of collectPreVariables (initialization): time 1.021e-05/0.1323, allocations: 26.58 kB / 0.6517 GB, free: 1.129 MB / 446.1 MB Notification: Performance of collectInitialEqns (initialization): time 2.848e-05/0.1323, allocations: 80.14 kB / 0.6518 GB, free: 1.047 MB / 446.1 MB Notification: Performance of collectInitialBindings (initialization): time 2.148e-05/0.1324, allocations: 4.656 kB / 0.6518 GB, free: 1.043 MB / 446.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 1.493e-06/0.1324, allocations: 0 / 0.6518 GB, free: 1.043 MB / 446.1 MB Notification: Performance of setup shared object (initialization): time 9.296e-05/0.1325, allocations: 319.4 kB / 0.6521 GB, free: 0.7227 MB / 446.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 8.416e-06/0.1325, allocations: 5.906 kB / 0.6521 GB, free: 0.7188 MB / 446.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 4.318e-06/0.1325, allocations: 0 / 0.6521 GB, free: 0.7188 MB / 446.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 1.322e-05/0.1325, allocations: 0 / 0.6521 GB, free: 0.7188 MB / 446.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.573e-06/0.1325, allocations: 0 / 0.6521 GB, free: 0.7188 MB / 446.1 MB Notification: Performance of matching and sorting (n=1) (initialization): time 4.833e-05/0.1326, allocations: 35.16 kB / 0.6522 GB, free: 0.6797 MB / 446.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.077e-05/0.1326, allocations: 8 kB / 0.6522 GB, free: 0.6719 MB / 446.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.947e-06/0.1326, allocations: 0 / 0.6522 GB, free: 0.6719 MB / 446.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 9.067e-06/0.1326, allocations: 1.062 kB / 0.6522 GB, free: 0.6719 MB / 446.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 3.472e-05/0.1326, allocations: 3.984 kB / 0.6522 GB, free: 0.668 MB / 446.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.641e-06/0.1326, allocations: 7.938 kB / 0.6522 GB, free: 0.6602 MB / 446.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 8.977e-06/0.1327, allocations: 0.625 kB / 0.6522 GB, free: 0.6602 MB / 446.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.753e-06/0.1327, allocations: 5.938 kB / 0.6522 GB, free: 0.6562 MB / 446.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1): * Single equations (assignments): 1 * 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 5.904e-05/0.1327, allocations: 105.8 kB / 0.6523 GB, free: 0.543 MB / 446.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 7.213e-06/0.1328, allocations: 3.953 kB / 0.6523 GB, free: 0.5391 MB / 446.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 6.068e-05/0.1328, allocations: 40.27 kB / 0.6523 GB, free: 0.5 MB / 446.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.673e-06/0.1328, allocations: 3.938 kB / 0.6523 GB, free: 0.4961 MB / 446.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.242e-06/0.1328, allocations: 7.984 kB / 0.6524 GB, free: 500 kB / 446.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.763e-06/0.1328, allocations: 0 / 0.6524 GB, free: 500 kB / 446.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 7.958e-05/0.1329, allocations: 141.7 kB / 0.6525 GB, free: 308 kB / 446.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.235e-06/0.1329, allocations: 0 / 0.6525 GB, free: 308 kB / 446.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 1.174e-05/0.133, allocations: 3.938 kB / 0.6525 GB, free: 304 kB / 446.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 3.377e-06/0.133, allocations: 4 kB / 0.6525 GB, free: 300 kB / 446.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.821e-06/0.133, allocations: 3.953 kB / 0.6525 GB, free: 296 kB / 446.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.082e-06/0.133, allocations: 1 kB / 0.6525 GB, free: 296 kB / 446.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.976e-06/0.133, allocations: 0 / 0.6525 GB, free: 296 kB / 446.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 5.514e-05/0.133, allocations: 63.28 kB / 0.6526 GB, free: 216 kB / 446.1 MB Notification: Performance of postOpt removeConstants (simulation): time 3.326e-05/0.1331, allocations: 77.11 kB / 0.6526 GB, free: 120 kB / 446.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.015e-06/0.1331, allocations: 4 kB / 0.6526 GB, free: 116 kB / 446.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 7.615e-06/0.1331, allocations: 3.953 kB / 0.6526 GB, free: 112 kB / 446.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 1.108e-05/0.1331, allocations: 0.6562 kB / 0.6526 GB, free: 112 kB / 446.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.924e-06/0.1331, allocations: 1.094 kB / 0.6526 GB, free: 112 kB / 446.1 MB Notification: Performance of sorting global known variables: time 2.27e-05/0.1332, allocations: 75.28 kB / 0.6527 GB, free: 36 kB / 446.1 MB Notification: Performance of sort global known variables: time 1e-07/0.1332, allocations: 0 / 0.6527 GB, free: 36 kB / 446.1 MB Notification: Performance of remove unused functions: time 0.0001878/0.1334, allocations: 20.27 kB / 0.6527 GB, free: 16 kB / 446.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (1): * Single equations (assignments): 1 * 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 Backend phase and start with SimCode phase: time 0.0003833/0.1338, allocations: 0.6085 MB / 0.6533 GB, free: 15.38 MB / 462.1 MB Notification: Performance of simCode: created initialization part: time 4.988e-05/0.1338, allocations: 12.03 kB / 0.6533 GB, free: 15.36 MB / 462.1 MB Notification: Performance of simCode: created event and clocks part: time 1.513e-06/0.1338, allocations: 0 / 0.6533 GB, free: 15.36 MB / 462.1 MB Notification: Performance of simCode: created simulation system equations: time 7.174e-06/0.1338, allocations: 4 kB / 0.6533 GB, free: 15.36 MB / 462.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0001224/0.134, allocations: 7.672 kB / 0.6533 GB, free: 15.36 MB / 462.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0002369/0.1342, allocations: 104.4 kB / 0.6534 GB, free: 15.21 MB / 462.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001886/0.1344, allocations: 0.6692 MB / 0.6541 GB, free: 14.52 MB / 462.1 MB Notification: Performance of simCode: alias equations: time 1.157e-05/0.1344, allocations: 4 kB / 0.6541 GB, free: 14.51 MB / 462.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 1.189e-05/0.1344, allocations: 11.56 kB / 0.6541 GB, free: 14.5 MB / 462.1 MB Notification: Performance of SimCode: time 3.276e-06/0.1345, allocations: 4 kB / 0.6541 GB, free: 14.5 MB / 462.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.01054/0.145, allocations: 0.9887 MB / 0.6551 GB, free: 13.65 MB / 462.1 MB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001742/0.1452, allocations: 208.6 kB / 0.6553 GB, free: 13.41 MB / 462.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 1.521/1.666, allocations: 0 / 0.6553 GB, free: 13.41 MB / 462.1 MB (rm -f BuildingSystems_BuildingSystems.Utilities.Math.Functions.Examples.BesselJ1.pipe ; mkfifo BuildingSystems_BuildingSystems.Utilities.Math.Functions.Examples.BesselJ1.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Utilities.Math.Functions.Examples.BesselJ1.pipe >> ../files/BuildingSystems_BuildingSystems.Utilities.Math.Functions.Examples.BesselJ1.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_BuildingSystems_BuildingSystems_Utilities_Math_Functions_Examples_BesselJ1_fmu --startTime=0 --stopTime=30 --timeout=50 --tolerance=1e-06 BuildingSystems_BuildingSystems_Utilities_Math_Functions_Examples_BesselJ1.fmu > BuildingSystems_BuildingSystems.Utilities.Math.Functions.Examples.BesselJ1.pipe 2>&1) Environment - environmentSimulation: