Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.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/IBPSA 4.0.0-master/package.mo", uses=false) Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-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: translateModel(IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements,tolerance=1e-06,outputFormat="empty",numberOfIntervals=17520,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements") translateModel(IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements,tolerance=1e-06,outputFormat="empty",numberOfIntervals=17520,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001388/0.001388, allocations: 102 kB / 15.98 MB, free: 6.348 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001677/0.001677, allocations: 195.1 kB / 16.91 MB, free: 6.191 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.356/1.356, allocations: 222.9 MB / 240.6 MB, free: 15.43 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.736/0.736, allocations: 122.9 MB / 413.6 MB, free: 60 kB / 318.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001265/0.001265, allocations: 59.89 kB / 0.4906 GB, free: 7.832 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3035/0.3048, allocations: 77.91 MB / 0.5667 GB, free: 32.66 MB / 446.1 MB Notification: Performance of NFInst.instantiate(IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements): time 0.17/0.4748, allocations: 160.4 MB / 0.7233 GB, free: 10.12 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.3589/0.8337, allocations: 26.76 MB / 0.7494 GB, free: 1.922 MB / 0.5762 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.004358/0.8381, allocations: 72.5 kB / 0.7495 GB, free: 1.922 MB / 0.5762 GB Notification: Performance of NFTyping.typeComponents: time 0.003163/0.8413, allocations: 0.9538 MB / 0.7504 GB, free: 1.922 MB / 0.5762 GB Notification: Performance of NFTyping.typeBindings: time 0.006846/0.8482, allocations: 1.683 MB / 0.7521 GB, free: 1.918 MB / 0.5762 GB Notification: Performance of NFTyping.typeClassSections: time 0.004917/0.8531, allocations: 1.609 MB / 0.7536 GB, free: 1.875 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.01038/0.8635, allocations: 5.546 MB / 0.759 GB, free: 1.863 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008064/0.8716, allocations: 4.343 MB / 0.7633 GB, free: 17.37 MB / 0.5919 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005774/0.8774, allocations: 2.19 MB / 0.7654 GB, free: 17.37 MB / 0.5919 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00535/0.8828, allocations: 2.674 MB / 0.768 GB, free: 17.37 MB / 0.5919 GB Notification: Performance of NFPackage.collectConstants: time 0.001677/0.8845, allocations: 483.1 kB / 0.7685 GB, free: 17.37 MB / 0.5919 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003388/0.8879, allocations: 1.062 MB / 0.7695 GB, free: 17.35 MB / 0.5919 GB Notification: Performance of NFScalarize.scalarize: time 0.001155/0.8891, allocations: 1.247 MB / 0.7707 GB, free: 17.2 MB / 0.5919 GB Notification: Performance of NFVerifyModel.verify: time 0.003322/0.8924, allocations: 2.232 MB / 0.7729 GB, free: 16.59 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.006476/0.8989, allocations: 6.161 MB / 0.7789 GB, free: 15.78 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 6.793e-06/0.8989, allocations: 4.25 kB / 0.7789 GB, free: 15.78 MB / 0.5919 GB Notification: Performance of FrontEnd: time 2.595e-06/0.8989, allocations: 0 / 0.7789 GB, free: 15.78 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 0.0001791/0.8991, allocations: 0.9062 kB / 0.7789 GB, free: 15.78 MB / 0.5919 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 852 * Number of variables: 852 Notification: Performance of Generate backend data structure: time 0.01142/0.9105, allocations: 4.803 MB / 0.7836 GB, free: 13.87 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 4.29e-05/0.9106, allocations: 11.69 kB / 0.7837 GB, free: 13.87 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01336/0.924, allocations: 2.788 MB / 0.7864 GB, free: 13.65 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005758/0.9298, allocations: 2.38 MB / 0.7887 GB, free: 13.02 MB / 0.5919 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002052/0.93, allocations: 253.4 kB / 0.7889 GB, free: 13.01 MB / 0.5919 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008912/0.9309, allocations: 331.2 kB / 0.7893 GB, free: 13 MB / 0.5919 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01167/0.9426, allocations: 5.336 MB / 0.7945 GB, free: 12.73 MB / 0.5919 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.894e-05/0.9427, allocations: 4.219 kB / 0.7945 GB, free: 12.73 MB / 0.5919 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000396/0.9431, allocations: 135.9 kB / 0.7946 GB, free: 12.73 MB / 0.5919 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.765e-05/0.9431, allocations: 86.28 kB / 0.7947 GB, free: 12.73 MB / 0.5919 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01471/0.9578, allocations: 6.47 MB / 0.801 GB, free: 11.25 MB / 0.5919 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 0.02998/0.9879, allocations: 15.77 MB / 0.8164 GB, free: 2.848 MB / 0.5919 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01161/0.9995, allocations: 4.881 MB / 0.8212 GB, free: 14.26 MB / 0.6075 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005846/1.005, allocations: 2.583 MB / 0.8237 GB, free: 11.67 MB / 0.6075 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001031/1.006, allocations: 0.6734 MB / 0.8243 GB, free: 10.88 MB / 0.6075 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.006583/1.013, allocations: 2.708 MB / 0.827 GB, free: 8.141 MB / 0.6075 GB Notification: Performance of pre-optimization done (n=291): time 5.39e-06/1.013, allocations: 4 kB / 0.827 GB, free: 8.137 MB / 0.6075 GB Notification: Performance of matching and sorting (n=291): time 0.02139/1.034, allocations: 8.011 MB / 0.8348 GB, free: 32 kB / 0.6075 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001711/1.035, allocations: 218.2 kB / 0.835 GB, free: 15.77 MB / 0.6231 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003891/1.039, allocations: 2.52 MB / 0.8375 GB, free: 13.23 MB / 0.6231 GB Notification: Performance of collectPreVariables (initialization): time 0.000797/1.039, allocations: 81.7 kB / 0.8376 GB, free: 13.14 MB / 0.6231 GB Notification: Performance of collectInitialEqns (initialization): time 0.001353/1.041, allocations: 1.383 MB / 0.8389 GB, free: 11.75 MB / 0.6231 GB Notification: Performance of collectInitialBindings (initialization): time 0.001417/1.042, allocations: 0.9545 MB / 0.8399 GB, free: 10.8 MB / 0.6231 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00108/1.043, allocations: 0.5246 MB / 0.8404 GB, free: 10.27 MB / 0.6231 GB Notification: Performance of setup shared object (initialization): time 9.959e-05/1.043, allocations: 305.1 kB / 0.8407 GB, free: 9.969 MB / 0.6231 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005294/1.049, allocations: 2.109 MB / 0.8427 GB, free: 7.855 MB / 0.6231 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006067/1.055, allocations: 2.427 MB / 0.8451 GB, free: 5.363 MB / 0.6231 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01138/1.066, allocations: 4.446 MB / 0.8494 GB, free: 0.8516 MB / 0.6231 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.687e-05/1.066, allocations: 4 kB / 0.8494 GB, free: 0.8477 MB / 0.6231 GB Notification: Performance of matching and sorting (n=336) (initialization): time 0.01582/1.082, allocations: 5.244 MB / 0.8546 GB, free: 11.59 MB / 0.6387 GB Notification: Performance of prepare postOptimizeDAE: time 3.468e-05/1.082, allocations: 12.16 kB / 0.8546 GB, free: 11.58 MB / 0.6387 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.175e-05/1.082, allocations: 4 kB / 0.8546 GB, free: 11.58 MB / 0.6387 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0009642/1.083, allocations: 352.6 kB / 0.8549 GB, free: 11.23 MB / 0.6387 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004938/1.088, allocations: 0.8235 MB / 0.8557 GB, free: 10.44 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.006079/1.094, allocations: 4.218 MB / 0.8598 GB, free: 6.102 MB / 0.6387 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004899/1.099, allocations: 0.5847 MB / 0.8604 GB, free: 5.516 MB / 0.6387 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008871/1.1, allocations: 123.8 kB / 0.8605 GB, free: 5.395 MB / 0.6387 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 17 * Number of states: 0 () * Number of discrete variables: 34 ($PRE.intGai.nextTimeEvent,$whenCondition1,weaDat.conTim.canRepeatWeatherFile,weaDat.conTimMin.canRepeatWeatherFile,intGai.nextTimeEventScaled,$PRE.intGai.nextTimeEventScaled,intGai.nextTimeEvent,HDirTil[2].incAng.decAng.tNext,$PRE.HDirTil[2].incAng.decAng.tNext,HDirTil[1].incAng.decAng.tNext,$PRE.HDirTil[1].incAng.decAng.tNext,HDifTil[2].incAng.decAng.tNext,$PRE.HDifTil[2].incAng.decAng.tNext,HDifTil[1].incAng.decAng.tNext,$PRE.HDifTil[1].incAng.decAng.tNext,weaDat.decAng.tNext,$PRE.weaDat.decAng.tNext,weaDat.eqnTim.tNext,$PRE.weaDat.eqnTim.tNext,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,weaDat.locTim.tNext,$PRE.weaDat.locTim.tNext,$whenCondition2,$whenCondition3,$whenCondition4,$whenCondition5,$whenCondition6,$whenCondition7,$whenCondition8,$whenCondition9,$whenCondition10) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (306): * Single equations (assignments): 305 * 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): 1 system {(3,28,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.003397/1.103, allocations: 0.9869 MB / 0.8615 GB, free: 4.426 MB / 0.6387 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001425/1.105, allocations: 288.4 kB / 0.8618 GB, free: 4.141 MB / 0.6387 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01605/1.121, allocations: 5.91 MB / 0.8675 GB, free: 14.19 MB / 0.6544 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.736e-05/1.121, allocations: 32 kB / 0.8676 GB, free: 14.16 MB / 0.6544 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.778e-05/1.121, allocations: 4 kB / 0.8676 GB, free: 14.15 MB / 0.6544 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.35e-05/1.121, allocations: 11.95 kB / 0.8676 GB, free: 14.14 MB / 0.6544 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.00691/1.128, allocations: 3.855 MB / 0.8713 GB, free: 10.3 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.752e-05/1.128, allocations: 0 / 0.8713 GB, free: 10.3 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.004121/1.132, allocations: 0.7515 MB / 0.8721 GB, free: 9.574 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001209/1.133, allocations: 383.9 kB / 0.8724 GB, free: 9.191 MB / 0.6544 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005127/1.134, allocations: 87.92 kB / 0.8725 GB, free: 9.105 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.006948/1.141, allocations: 6.294 MB / 0.8787 GB, free: 2.539 MB / 0.6544 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.432e-06/1.141, allocations: 8 kB / 0.8787 GB, free: 2.531 MB / 0.6544 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01972/1.161, allocations: 8.425 MB / 0.8869 GB, free: 10.04 MB / 0.67 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002178/1.163, allocations: 0.8598 MB / 0.8877 GB, free: 9.156 MB / 0.67 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000941/1.164, allocations: 71.83 kB / 0.8878 GB, free: 9.086 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003844/1.168, allocations: 443.3 kB / 0.8882 GB, free: 8.652 MB / 0.67 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006281/1.168, allocations: 213.1 kB / 0.8884 GB, free: 8.445 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003996/1.169, allocations: 115.9 kB / 0.8885 GB, free: 8.332 MB / 0.67 GB Notification: Performance of sorting global known variables: time 0.003162/1.172, allocations: 1.83 MB / 0.8903 GB, free: 6.492 MB / 0.67 GB Notification: Performance of sort global known variables: time 3e-07/1.172, allocations: 4 kB / 0.8903 GB, free: 6.488 MB / 0.67 GB Notification: Performance of remove unused functions: time 0.00354/1.175, allocations: 1.126 MB / 0.8914 GB, free: 5.359 MB / 0.67 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 4 (thermalZoneTwoElements.volAir.dynBal.U,thermalZoneTwoElements.volAir.dynBal.m,thermalZoneTwoElements.extWallRC.thermCapExt[1].T,thermalZoneTwoElements.intWallRC.thermCapInt[1].T) * Number of discrete variables: 21 ($whenCondition10,$whenCondition9,$whenCondition8,$whenCondition7,$whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,weaDat.locTim.tNext,weaDat.conTimMin.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext,HDifTil[1].incAng.decAng.tNext,HDifTil[2].incAng.decAng.tNext,HDirTil[1].incAng.decAng.tNext,HDirTil[2].incAng.decAng.tNext,intGai.nextTimeEvent,intGai.nextTimeEventScaled) * Number of discrete states: 11 (intGai.nextTimeEventScaled,intGai.nextTimeEvent,HDirTil[2].incAng.decAng.tNext,HDirTil[1].incAng.decAng.tNext,HDifTil[2].incAng.decAng.tNext,HDifTil[1].incAng.decAng.tNext,weaDat.decAng.tNext,weaDat.eqnTim.tNext,weaDat.conTim.tNext,weaDat.conTimMin.tNext,weaDat.locTim.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (279): * Single equations (assignments): 265 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 11 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(3,25,100.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,2)} Notification: Performance of Backend phase and start with SimCode phase: time 0.002772/1.178, allocations: 1.049 MB / 0.8925 GB, free: 4.75 MB / 0.67 GB Notification: Performance of simCode: created initialization part: time 0.02315/1.201, allocations: 8.92 MB / 0.9012 GB, free: 11.85 MB / 0.6856 GB Notification: Performance of simCode: created event and clocks part: time 5.47e-06/1.201, allocations: 3.031 kB / 0.9012 GB, free: 11.85 MB / 0.6856 GB Notification: Performance of simCode: created simulation system equations: time 0.006881/1.208, allocations: 2.927 MB / 0.904 GB, free: 8.945 MB / 0.6856 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004559/1.213, allocations: 0.7345 MB / 0.9048 GB, free: 8.254 MB / 0.6856 GB Warning: The hideResult annotation could not be evaluated, probably due to missing annotation(Evaluate=true). It is removed. Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01836/1.231, allocations: 9.863 MB / 0.9144 GB, free: 14.37 MB / 0.7012 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003043/1.234, allocations: 2.534 MB / 0.9169 GB, free: 11.8 MB / 0.7012 GB Notification: Performance of simCode: alias equations: time 0.005649/1.24, allocations: 1.159 MB / 0.918 GB, free: 10.64 MB / 0.7012 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001806/1.242, allocations: 287.2 kB / 0.9183 GB, free: 10.36 MB / 0.7012 GB Notification: Performance of SimCode: time 9.02e-07/1.242, allocations: 0 / 0.9183 GB, free: 10.36 MB / 0.7012 GB Notification: Performance of Templates: time 0.08454/1.326, allocations: 50.56 MB / 0.9676 GB, free: 8.375 MB / 0.7481 GB make -j1 -f IBPSA_latest_IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.makefile (rm -f IBPSA_latest_IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.pipe ; mkfifo IBPSA_latest_IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.pipe >> ../files/IBPSA_latest_IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.sim & ./IBPSA_latest_IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.pipe 2>&1)