Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpCheckValve.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/ModelicaTest 3.2.2+maint.om/package.mo", uses=false) Using package ModelicaTest with version 3.2.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.2+maint.om/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(ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpCheckValve,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpCheckValve") translateModel(ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpCheckValve,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpCheckValve") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008623/0.0008623, allocations: 97.95 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 0.005287/0.005287, allocations: 169.5 kB / 16.26 MB, free: 6.652 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.597/1.597, 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/ModelicaTest 3.2.2+maint.om/package.mo): time 0.3911/0.3911, allocations: 40 MB / 310.7 MB, free: 9.93 MB / 254.1 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: ModelicaTest requested package Modelica of version 3.2.2. Modelica 3.2.3 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.0005593/0.0005593, allocations: 16 kB / 379.5 MB, free: 12.25 MB / 318.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1517/0.1523, allocations: 57.97 MB / 437.4 MB, free: 2.184 MB / 366.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpCheckValve): time 0.3223/0.4746, allocations: 42.1 MB / 479.5 MB, free: 28.29 MB / 382.1 MB Notification: Performance of NFInst.instExpressions: time 0.02446/0.4991, allocations: 21.02 MB / 0.4888 GB, free: 14.88 MB / 382.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001382/0.5006, allocations: 27.94 kB / 0.4888 GB, free: 14.86 MB / 382.1 MB Notification: Performance of NFTyping.typeComponents: time 0.001412/0.502, allocations: 380.1 kB / 0.4892 GB, free: 14.66 MB / 382.1 MB Notification: Performance of NFTyping.typeBindings: time 0.01417/0.5162, allocations: 4.183 MB / 0.4933 GB, free: 12.74 MB / 382.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.007344/0.5236, allocations: 2.097 MB / 0.4953 GB, free: 11.61 MB / 382.1 MB Notification: Performance of NFFlatten.flatten: time 0.003354/0.5269, allocations: 2.128 MB / 0.4974 GB, free: 10.79 MB / 382.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0007746/0.5277, allocations: 392.2 kB / 0.4978 GB, free: 10.64 MB / 382.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001539/0.5293, allocations: 0.6633 MB / 0.4984 GB, free: 10.36 MB / 382.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.008225/0.5375, allocations: 3.72 MB / 0.5021 GB, free: 8.699 MB / 382.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0002318/0.5378, allocations: 32.72 kB / 0.5021 GB, free: 8.699 MB / 382.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.01962/0.5574, allocations: 7.698 MB / 0.5096 GB, free: 6.699 MB / 382.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0005124/0.5579, allocations: 170.1 kB / 0.5098 GB, free: 6.613 MB / 382.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0014/0.5594, allocations: 420.1 kB / 0.5102 GB, free: 6.379 MB / 382.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01861/0.578, allocations: 5.252 MB / 0.5153 GB, free: 3.426 MB / 382.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.442e-06/0.5781, allocations: 5.125 kB / 0.5153 GB, free: 3.422 MB / 382.1 MB Notification: Performance of FrontEnd: time 3.626e-06/0.5781, allocations: 0 / 0.5153 GB, free: 3.422 MB / 382.1 MB Notification: Performance of Transformations before backend: time 4.344e-05/0.5781, allocations: 0 / 0.5153 GB, free: 3.422 MB / 382.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 142 * Number of variables: 142 Notification: Performance of Generate backend data structure: time 0.006894/0.585, allocations: 1.53 MB / 0.5168 GB, free: 2.336 MB / 382.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.604e-05/0.5851, allocations: 20.44 kB / 0.5168 GB, free: 2.324 MB / 382.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00269/0.5878, allocations: 312.8 kB / 0.5171 GB, free: 2.199 MB / 382.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001166/0.589, allocations: 0.5267 MB / 0.5176 GB, free: 1.738 MB / 382.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.887e-05/0.5891, allocations: 54.09 kB / 0.5177 GB, free: 1.711 MB / 382.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001666/0.5893, allocations: 61.31 kB / 0.5178 GB, free: 1.688 MB / 382.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002727/0.592, allocations: 1.004 MB / 0.5187 GB, free: 1.055 MB / 382.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.936e-05/0.592, allocations: 5.125 kB / 0.5187 GB, free: 1.051 MB / 382.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.106e-05/0.5921, allocations: 26.66 kB / 0.5188 GB, free: 1.031 MB / 382.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.229e-05/0.5922, allocations: 21.03 kB / 0.5188 GB, free: 1.027 MB / 382.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002541/0.5947, allocations: 0.9254 MB / 0.5197 GB, free: 0.6055 MB / 382.1 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 0.006703/0.6014, allocations: 4.502 MB / 0.5241 GB, free: 12.36 MB / 398.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.002664/0.6041, allocations: 0.7873 MB / 0.5249 GB, free: 11.99 MB / 398.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007409/0.6049, allocations: 305 kB / 0.5251 GB, free: 11.84 MB / 398.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.1226/0.7275, allocations: 56.33 MB / 0.5802 GB, free: 15.18 MB / 462.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.519e-05/0.7276, allocations: 39 kB / 0.5802 GB, free: 15.13 MB / 462.1 MB Notification: Performance of pre-optimization done (n=48): time 2.735e-06/0.7276, allocations: 0 / 0.5802 GB, free: 15.13 MB / 462.1 MB Notification: Performance of matching and sorting (n=52): time 0.00878/0.7364, allocations: 2.386 MB / 0.5825 GB, free: 12.68 MB / 462.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 9.487e-05/0.7366, allocations: 111.2 kB / 0.5826 GB, free: 12.54 MB / 462.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0009206/0.7375, allocations: 0.5224 MB / 0.5831 GB, free: 12.01 MB / 462.1 MB Notification: Performance of collectPreVariables (initialization): time 8.189e-05/0.7376, allocations: 41.7 kB / 0.5832 GB, free: 11.96 MB / 462.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002876/0.7379, allocations: 328.2 kB / 0.5835 GB, free: 11.64 MB / 462.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.000182/0.7381, allocations: 173.5 kB / 0.5837 GB, free: 11.46 MB / 462.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001276/0.7382, allocations: 61.62 kB / 0.5837 GB, free: 11.4 MB / 462.1 MB Notification: Performance of setup shared object (initialization): time 0.000214/0.7385, allocations: 374.8 kB / 0.5841 GB, free: 11.02 MB / 462.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007667/0.7392, allocations: 269.1 kB / 0.5843 GB, free: 10.76 MB / 462.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009288/0.7402, allocations: 446.6 kB / 0.5848 GB, free: 10.25 MB / 462.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001497/0.7417, allocations: 0.6996 MB / 0.5854 GB, free: 9.488 MB / 462.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.619e-06/0.7417, allocations: 0 / 0.5854 GB, free: 9.488 MB / 462.1 MB Notification: Performance of matching and sorting (n=76) (initialization): time 0.002618/0.7443, allocations: 0.9793 MB / 0.5864 GB, free: 8.5 MB / 462.1 MB Notification: Performance of prepare postOptimizeDAE: time 0.0001734/0.7445, allocations: 228.5 kB / 0.5866 GB, free: 8.211 MB / 462.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.782e-05/0.7445, allocations: 4 kB / 0.5866 GB, free: 8.207 MB / 462.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.002528/0.7471, allocations: 496.2 kB / 0.5871 GB, free: 7.719 MB / 462.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000502/0.7476, allocations: 143.7 kB / 0.5872 GB, free: 7.578 MB / 462.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001543/0.7492, allocations: 0.9385 MB / 0.5881 GB, free: 6.613 MB / 462.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009978/0.7502, allocations: 83.88 kB / 0.5882 GB, free: 6.531 MB / 462.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.171e-05/0.7503, allocations: 39.98 kB / 0.5883 GB, free: 6.492 MB / 462.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.258e-05/0.7503, allocations: 4 kB / 0.5883 GB, free: 6.488 MB / 462.1 MB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.002738/0.753, allocations: 0.9041 MB / 0.5891 GB, free: 5.578 MB / 462.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.488e-05/0.7531, allocations: 11.97 kB / 0.5892 GB, free: 5.566 MB / 462.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001763/0.7548, allocations: 348.5 kB / 0.5895 GB, free: 5.223 MB / 462.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000642/0.7555, allocations: 131.8 kB / 0.5896 GB, free: 5.094 MB / 462.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001584/0.7571, allocations: 0.8845 MB / 0.5905 GB, free: 4.184 MB / 462.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009611/0.7581, allocations: 87.92 kB / 0.5906 GB, free: 4.098 MB / 462.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.131e-05/0.7582, allocations: 31.98 kB / 0.5906 GB, free: 4.066 MB / 462.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 21 * Number of states: 0 () * Number of discrete variables: 6 (pump.heatTransfer.states[1].phase,Sink.medium.phase,Source.medium.phase,valve.state_b.phase,valve.state_a.phase,pump.monitoring.state_in.phase) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (54): * Single equations (assignments): 53 * 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 {(4,19)} Notification: Performance of prepare postOptimizeDAE: time 0.0005808/0.7588, allocations: 291.8 kB / 0.5909 GB, free: 3.773 MB / 462.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002342/0.759, allocations: 71.14 kB / 0.5909 GB, free: 3.703 MB / 462.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004409/0.7634, allocations: 2.75 MB / 0.5936 GB, free: 0.9375 MB / 462.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.709e-05/0.7635, allocations: 35.94 kB / 0.5937 GB, free: 0.9023 MB / 462.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.328e-06/0.7635, allocations: 0 / 0.5937 GB, free: 0.9023 MB / 462.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.798e-06/0.7635, allocations: 3.984 kB / 0.5937 GB, free: 0.8984 MB / 462.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005566/0.7691, allocations: 3.834 MB / 0.5974 GB, free: 13 MB / 478.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.493e-06/0.7691, allocations: 0 / 0.5974 GB, free: 13 MB / 478.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0005993/0.7697, allocations: 159.8 kB / 0.5976 GB, free: 12.84 MB / 478.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004913/0.7702, allocations: 105.4 kB / 0.5977 GB, free: 12.73 MB / 478.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.02e-05/0.7703, allocations: 23.98 kB / 0.5977 GB, free: 12.71 MB / 478.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0008858/0.7712, allocations: 1.12 MB / 0.5988 GB, free: 11.54 MB / 478.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.089e-06/0.7712, allocations: 0 / 0.5988 GB, free: 11.54 MB / 478.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00396/0.7752, allocations: 2.313 MB / 0.601 GB, free: 9.207 MB / 478.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.000792/0.776, allocations: 366.7 kB / 0.6014 GB, free: 8.828 MB / 478.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002454/0.7762, allocations: 19.92 kB / 0.6014 GB, free: 8.809 MB / 478.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007307/0.777, allocations: 67.92 kB / 0.6015 GB, free: 8.742 MB / 478.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001389/0.7771, allocations: 52.47 kB / 0.6015 GB, free: 8.688 MB / 478.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.771e-05/0.7772, allocations: 19.94 kB / 0.6015 GB, free: 8.668 MB / 478.1 MB Notification: Performance of sorting global known variables: time 0.001058/0.7783, allocations: 0.5771 MB / 0.6021 GB, free: 8.09 MB / 478.1 MB Notification: Performance of sort global known variables: time 3.91e-07/0.7783, allocations: 7.938 kB / 0.6021 GB, free: 8.082 MB / 478.1 MB Notification: Performance of remove unused functions: time 0.006978/0.7853, allocations: 1.347 MB / 0.6034 GB, free: 6.734 MB / 478.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 2 (pump.medium.p,pump.medium.h) * Number of discrete variables: 21 ($cse1.phase,$cse1.region,$cse2.phase,$cse2.region,$cse4.phase,$cse4.region,$cse5.phase,$cse5.region,$cse7.phase,$cse7.region,$cse8.phase,$cse8.region,$cse9.region3boundary,$cse10.region3boundary,$cse12.phase,$cse12.region,$cse16.phase,$cse16.region,Source.medium.phase,Sink.medium.phase,pump.heatTransfer.states[1].phase) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (62): * Single equations (assignments): 50 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * 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): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(1,1), (1,1)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0112/0.7965, allocations: 1.394 MB / 0.6048 GB, free: 5.34 MB / 478.1 MB Notification: Performance of simCode: created initialization part: time 0.004771/0.8013, allocations: 1.409 MB / 0.6062 GB, free: 3.934 MB / 478.1 MB Notification: Performance of simCode: created event and clocks part: time 9.207e-06/0.8013, allocations: 0 / 0.6062 GB, free: 3.934 MB / 478.1 MB Notification: Performance of simCode: created simulation system equations: time 0.001554/0.8029, allocations: 0.7545 MB / 0.6069 GB, free: 3.18 MB / 478.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002693/0.8056, allocations: 343.8 kB / 0.6072 GB, free: 2.848 MB / 478.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004802/0.8104, allocations: 3.019 MB / 0.6102 GB, free: 15.8 MB / 494.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009179/0.8114, allocations: 1.13 MB / 0.6113 GB, free: 14.64 MB / 494.1 MB Notification: Performance of simCode: alias equations: time 0.00131/0.8127, allocations: 0.6603 MB / 0.6119 GB, free: 13.98 MB / 494.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002223/0.8129, allocations: 67.42 kB / 0.612 GB, free: 13.92 MB / 494.1 MB Notification: Performance of SimCode: time 1.122e-06/0.813, allocations: 0 / 0.612 GB, free: 13.92 MB / 494.1 MB Notification: Performance of Templates: time 0.3278/1.141, allocations: 49.89 MB / 0.6607 GB, free: 143.6 MB / 494.1 MB make -j1 -f ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpCheckValve.makefile Environment - environmentSimulation: (rm -f ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpCheckValve.pipe ; mkfifo ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpCheckValve.pipe ; head -c 1048576 < ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpCheckValve.pipe >> ../files/ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpCheckValve.sim & ./ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpCheckValve -abortSlowSimulation -alarm=480 -lv LOG_STATS > ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpCheckValve.pipe 2>&1) Environment - environmentSimulation: