Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Fluid.Interfaces.Examples.ConservationEquation.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+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/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+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 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) 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) Running command: "" <> buildModelFMU(Buildings.Fluid.Interfaces.Examples.ConservationEquation,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Fluid_Interfaces_Examples_ConservationEquation",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Interfaces.Examples.ConservationEquation,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Fluid_Interfaces_Examples_ConservationEquation",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.328/1.328, allocations: 251.5 MB / 266.7 MB, free: 11.04 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0008996/0.0008996, allocations: 166.1 kB / 325.8 MB, free: 2.711 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.519/1.519, allocations: 205 MB / 0.576 GB, free: 21.02 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0006453/0.0006454, allocations: 82.23 kB / 0.6797 GB, free: 14.72 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0002753/0.0002753, allocations: 9.719 kB / 0.7932 GB, free: 136.6 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1425/0.1428, allocations: 105.4 MB / 0.8962 GB, free: 68.11 MB / 0.6042 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Interfaces.Examples.ConservationEquation): time 0.01256/0.1553, allocations: 20.44 MB / 0.9162 GB, free: 47.58 MB / 0.6042 GB Notification: Performance of NFInst.instExpressions: time 0.004852/0.1602, allocations: 5.411 MB / 0.9214 GB, free: 42.15 MB / 0.6042 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0003412/0.1606, allocations: 23.81 kB / 0.9215 GB, free: 42.13 MB / 0.6042 GB Notification: Performance of NFTyping.typeComponents: time 0.0005866/0.1612, allocations: 278.5 kB / 0.9217 GB, free: 41.86 MB / 0.6042 GB Notification: Performance of NFTyping.typeBindings: time 0.001349/0.1625, allocations: 0.8701 MB / 0.9226 GB, free: 40.98 MB / 0.6042 GB Notification: Performance of NFTyping.typeClassSections: time 0.001484/0.164, allocations: 0.8031 MB / 0.9234 GB, free: 40.19 MB / 0.6042 GB Notification: Performance of NFFlatten.flatten: time 0.001399/0.1654, allocations: 2.273 MB / 0.9256 GB, free: 37.91 MB / 0.6042 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0003986/0.1659, allocations: 412.9 kB / 0.926 GB, free: 37.49 MB / 0.6042 GB Notification: Performance of NFEvalConstants.evaluate: time 0.000586/0.1665, allocations: 0.5912 MB / 0.9266 GB, free: 36.89 MB / 0.6042 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0003716/0.1668, allocations: 0.4901 MB / 0.927 GB, free: 36.4 MB / 0.6042 GB Notification: Performance of NFPackage.collectConstants: time 5.403e-05/0.1669, allocations: 24 kB / 0.9271 GB, free: 36.38 MB / 0.6042 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001148/0.1681, allocations: 1.088 MB / 0.9281 GB, free: 35.29 MB / 0.6042 GB Notification: Performance of NFScalarize.scalarize: time 9.647e-05/0.1682, allocations: 127.4 kB / 0.9282 GB, free: 35.16 MB / 0.6042 GB Notification: Performance of NFVerifyModel.verify: time 0.0001857/0.1684, allocations: 298.3 kB / 0.9285 GB, free: 34.87 MB / 0.6042 GB Notification: Performance of NFConvertDAE.convert: time 0.0009392/0.1693, allocations: 1.172 MB / 0.9297 GB, free: 33.7 MB / 0.6042 GB Notification: Performance of FrontEnd - DAE generated: time 2.435e-06/0.1693, allocations: 0 / 0.9297 GB, free: 33.7 MB / 0.6042 GB Notification: Performance of FrontEnd: time 1.082e-06/0.1693, allocations: 4 kB / 0.9297 GB, free: 33.69 MB / 0.6042 GB Notification: Performance of Transformations before backend: time 6.943e-06/0.1693, allocations: 0 / 0.9297 GB, free: 33.69 MB / 0.6042 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 92 * Number of variables: 92 Notification: Performance of Generate backend data structure: time 0.001018/0.1704, allocations: 0.9209 MB / 0.9306 GB, free: 32.71 MB / 0.6042 GB Notification: Performance of prepare preOptimizeDAE: time 2.951e-05/0.1704, allocations: 8.031 kB / 0.9306 GB, free: 32.71 MB / 0.6042 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 5.605e-05/0.1705, allocations: 74.72 kB / 0.9307 GB, free: 32.62 MB / 0.6042 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007822/0.1712, allocations: 203.9 kB / 0.9308 GB, free: 32.43 MB / 0.6042 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0007228/0.172, allocations: 0.5572 MB / 0.9314 GB, free: 31.83 MB / 0.6042 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002783/0.1723, allocations: 96.94 kB / 0.9315 GB, free: 31.73 MB / 0.6042 GB Notification: Performance of preOpt expandDerOperator (simulation): time 4.873e-05/0.1723, allocations: 40 kB / 0.9315 GB, free: 31.7 MB / 0.6042 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0007177/0.173, allocations: 0.4999 MB / 0.932 GB, free: 31.17 MB / 0.6042 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.379e-05/0.1731, allocations: 0 / 0.932 GB, free: 31.17 MB / 0.6042 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.228e-05/0.1731, allocations: 16 kB / 0.932 GB, free: 31.16 MB / 0.6042 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.999e-05/0.1731, allocations: 11.94 kB / 0.932 GB, free: 31.14 MB / 0.6042 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0008254/0.174, allocations: 430.6 kB / 0.9324 GB, free: 30.72 MB / 0.6042 GB 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 0.001964/0.176, allocations: 2.289 MB / 0.9347 GB, free: 28.22 MB / 0.6042 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0008402/0.1768, allocations: 402.9 kB / 0.9351 GB, free: 27.82 MB / 0.6042 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004206/0.1772, allocations: 237 kB / 0.9353 GB, free: 27.58 MB / 0.6042 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001687/0.1774, allocations: 340.6 kB / 0.9356 GB, free: 27.18 MB / 0.6042 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0004907/0.1779, allocations: 306.1 kB / 0.9359 GB, free: 26.86 MB / 0.6042 GB Notification: Performance of pre-optimization done (n=33): time 2.444e-06/0.1779, allocations: 0 / 0.9359 GB, free: 26.86 MB / 0.6042 GB Notification: Performance of matching and sorting (n=33): time 0.001813/0.1798, allocations: 0.8929 MB / 0.9368 GB, free: 25.93 MB / 0.6042 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.553e-05/0.1798, allocations: 89.05 kB / 0.9369 GB, free: 25.83 MB / 0.6042 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003533/0.1801, allocations: 494.9 kB / 0.9373 GB, free: 25.34 MB / 0.6042 GB Notification: Performance of collectPreVariables (initialization): time 2.785e-05/0.1802, allocations: 33.7 kB / 0.9374 GB, free: 25.3 MB / 0.6042 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001149/0.1803, allocations: 272.4 kB / 0.9376 GB, free: 25.03 MB / 0.6042 GB Notification: Performance of collectInitialBindings (initialization): time 5.728e-05/0.1804, allocations: 114.4 kB / 0.9377 GB, free: 24.91 MB / 0.6042 GB Notification: Performance of simplifyInitialFunctions (initialization): time 4.237e-05/0.1804, allocations: 37.7 kB / 0.9378 GB, free: 24.87 MB / 0.6042 GB Notification: Performance of setup shared object (initialization): time 5.818e-05/0.1805, allocations: 362.8 kB / 0.9381 GB, free: 24.51 MB / 0.6042 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003749/0.1809, allocations: 179.9 kB / 0.9383 GB, free: 24.33 MB / 0.6042 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.000434/0.1813, allocations: 280.8 kB / 0.9386 GB, free: 24.02 MB / 0.6042 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0007542/0.1821, allocations: 485.1 kB / 0.939 GB, free: 23.52 MB / 0.6042 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.635e-06/0.1821, allocations: 3.938 kB / 0.939 GB, free: 23.51 MB / 0.6042 GB Notification: Performance of matching and sorting (n=42) (initialization): time 0.001117/0.1832, allocations: 0.6318 MB / 0.9396 GB, free: 22.86 MB / 0.6042 GB Notification: Performance of prepare postOptimizeDAE: time 5.105e-05/0.1833, allocations: 171.9 kB / 0.9398 GB, free: 22.66 MB / 0.6042 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.728e-06/0.1833, allocations: 0 / 0.9398 GB, free: 22.66 MB / 0.6042 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.000277/0.1836, allocations: 72.81 kB / 0.9399 GB, free: 22.59 MB / 0.6042 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003083/0.1839, allocations: 79.88 kB / 0.94 GB, free: 22.51 MB / 0.6042 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0002763/0.1842, allocations: 0.603 MB / 0.9405 GB, free: 21.88 MB / 0.6042 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004296/0.1846, allocations: 79.69 kB / 0.9406 GB, free: 21.8 MB / 0.6042 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.155e-05/0.1846, allocations: 16 kB / 0.9406 GB, free: 21.79 MB / 0.6042 GB Notification: Performance of prepare postOptimizeDAE: time 5.18e-06/0.1847, allocations: 4 kB / 0.9406 GB, free: 21.79 MB / 0.6042 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.001011/0.1857, allocations: 0.5643 MB / 0.9412 GB, free: 21.21 MB / 0.6042 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.434e-06/0.1857, allocations: 0 / 0.9412 GB, free: 21.21 MB / 0.6042 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0001131/0.1858, allocations: 48.83 kB / 0.9412 GB, free: 21.16 MB / 0.6042 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003054/0.1861, allocations: 84.03 kB / 0.9413 GB, free: 21.08 MB / 0.6042 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0009352/0.1871, allocations: 1.638 MB / 0.9429 GB, free: 19.29 MB / 0.6042 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004142/0.1875, allocations: 75.7 kB / 0.943 GB, free: 19.22 MB / 0.6042 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.905e-05/0.1875, allocations: 24.11 kB / 0.943 GB, free: 19.2 MB / 0.6042 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 7 * Number of states: 0 () * Number of discrete variables: 7 (QSen_flow.nextEventScaled,QSen_flow.nextEvent,$PRE.QSen_flow.nextEvent,QSen_flow.last,QSen_flow.b,QSen_flow.a,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (32): * Single equations (assignments): 30 * Array equations: 0 * Algorithm blocks: 1 * 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 {(1,5)} Notification: Performance of prepare postOptimizeDAE: time 0.0001857/0.1877, allocations: 298.7 kB / 0.9433 GB, free: 18.89 MB / 0.6042 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 7.113e-05/0.1878, allocations: 55.34 kB / 0.9433 GB, free: 18.83 MB / 0.6042 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001117/0.1889, allocations: 0.6726 MB / 0.944 GB, free: 18.14 MB / 0.6042 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.461e-06/0.1889, allocations: 4 kB / 0.944 GB, free: 18.13 MB / 0.6042 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.363e-06/0.1889, allocations: 0 / 0.944 GB, free: 18.13 MB / 0.6042 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0009961/0.1899, allocations: 0.8209 MB / 0.9448 GB, free: 17.23 MB / 0.6042 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001585/0.1915, allocations: 1.322 MB / 0.9461 GB, free: 15.84 MB / 0.6042 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.655e-06/0.1916, allocations: 0 / 0.9461 GB, free: 15.84 MB / 0.6042 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000291/0.1919, allocations: 79.97 kB / 0.9462 GB, free: 15.76 MB / 0.6042 GB Notification: Performance of postOpt tearingSystem (simulation): time 9.873e-05/0.192, allocations: 40.83 kB / 0.9462 GB, free: 15.71 MB / 0.6042 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.582e-05/0.192, allocations: 16.03 kB / 0.9462 GB, free: 15.7 MB / 0.6042 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0001952/0.1922, allocations: 0.5719 MB / 0.9468 GB, free: 15.1 MB / 0.6042 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.755e-06/0.1922, allocations: 11.95 kB / 0.9468 GB, free: 15.09 MB / 0.6042 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001457/0.1937, allocations: 0.9954 MB / 0.9478 GB, free: 14.06 MB / 0.6042 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001475/0.1938, allocations: 176.3 kB / 0.9479 GB, free: 13.87 MB / 0.6042 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 6.356e-05/0.1939, allocations: 8 kB / 0.9479 GB, free: 13.86 MB / 0.6042 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004711/0.1944, allocations: 64 kB / 0.948 GB, free: 13.8 MB / 0.6042 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.552e-05/0.1944, allocations: 23.97 kB / 0.948 GB, free: 13.77 MB / 0.6042 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.19e-05/0.1945, allocations: 15.98 kB / 0.948 GB, free: 13.76 MB / 0.6042 GB Notification: Performance of sorting global known variables: time 0.0002522/0.1947, allocations: 346.8 kB / 0.9484 GB, free: 13.42 MB / 0.6042 GB Notification: Performance of sort global known variables: time 1.3e-07/0.1947, allocations: 3.938 kB / 0.9484 GB, free: 13.42 MB / 0.6042 GB Notification: Performance of remove unused functions: time 0.0007608/0.1955, allocations: 339.4 kB / 0.9487 GB, free: 13.09 MB / 0.6042 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 1 (dyn.U) * Number of discrete variables: 6 ($whenCondition1,QSen_flow.a,QSen_flow.b,QSen_flow.last,QSen_flow.nextEvent,QSen_flow.nextEventScaled) * Number of discrete states: 6 (QSen_flow.nextEvent,QSen_flow.last,QSen_flow.nextEventScaled,QSen_flow.b,QSen_flow.a,$whenCondition1) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (26): * Single equations (assignments): 22 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 2 * 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 {(1,4)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001981/0.1975, allocations: 1.715 MB / 0.9504 GB, free: 11.33 MB / 0.6042 GB Notification: Performance of simCode: created initialization part: time 0.001548/0.1991, allocations: 1.003 MB / 0.9514 GB, free: 10.29 MB / 0.6042 GB Notification: Performance of simCode: created event and clocks part: time 4.238e-06/0.1991, allocations: 8 kB / 0.9514 GB, free: 10.29 MB / 0.6042 GB Notification: Performance of simCode: created simulation system equations: time 0.0004947/0.1996, allocations: 329.5 kB / 0.9517 GB, free: 9.953 MB / 0.6042 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001166/0.2007, allocations: 243.8 kB / 0.9519 GB, free: 9.723 MB / 0.6042 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005904/0.2067, allocations: 5.163 MB / 0.957 GB, free: 4.406 MB / 0.6042 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002472/0.2069, allocations: 0.8783 MB / 0.9578 GB, free: 3.5 MB / 0.6042 GB Notification: Performance of simCode: alias equations: time 0.0004458/0.2074, allocations: 132.2 kB / 0.9579 GB, free: 3.367 MB / 0.6042 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001953/0.2076, allocations: 195.4 kB / 0.9581 GB, free: 3.176 MB / 0.6042 GB Notification: Performance of SimCode: time 2.51e-07/0.2076, allocations: 0 / 0.9581 GB, free: 3.176 MB / 0.6042 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.7519/0.9595, allocations: 15.88 MB / 0.9736 GB, free: 3.559 MB / 0.6198 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.000353/0.9599, allocations: 307.8 kB / 0.9739 GB, free: 3.164 MB / 0.6198 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.958/3.918, allocations: 0 / 0.9739 GB, free: 3.164 MB / 0.6198 GB (rm -f Buildings_maint.7.0.x_Buildings.Fluid.Interfaces.Examples.ConservationEquation.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Fluid.Interfaces.Examples.ConservationEquation.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Fluid.Interfaces.Examples.ConservationEquation.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Fluid.Interfaces.Examples.ConservationEquation.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_Buildings_maint_7_0_x_Buildings_Fluid_Interfaces_Examples_ConservationEquation_fmu --startTime=0 --stopTime=3600 --timeout=50 --tolerance=1e-06 Buildings_maint_7_0_x_Buildings_Fluid_Interfaces_Examples_ConservationEquation.fmu > Buildings_maint.7.0.x_Buildings.Fluid.Interfaces.Examples.ConservationEquation.pipe 2>&1)