Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomFourElements.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/Buildings 10.1.1-maint.10.0.x/package.mo", uses=false) Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/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(Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomFourElements,fileNamePrefix="Buildings_10_Buildings_ThermalZones_ReducedOrder_Examples_SimpleRoomFourElements",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomFourElements,fileNamePrefix="Buildings_10_Buildings_ThermalZones_ReducedOrder_Examples_SimpleRoomFourElements",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 0.00501/0.00501, allocations: 98.3 kB / 15.73 MB, free: 6.004 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001468/0.001468, allocations: 196.7 kB / 16.68 MB, free: 5.934 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.314/1.314, allocations: 222.9 MB / 240.4 MB, free: 4.324 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.531/2.531, allocations: 437.1 MB / 0.7106 GB, free: 4.922 MB / 0.5606 GB Notification: Performance of FrontEnd - loaded program: time 0.001986/0.001986, allocations: 67.89 kB / 1.018 GB, free: 14.99 MB / 0.7794 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2787/0.2807, allocations: 151.6 MB / 1.166 GB, free: 7.25 MB / 0.92 GB Notification: Performance of NFInst.instantiate(Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomFourElements): time 0.7206/1.001, allocations: 165 MB / 1.327 GB, free: 5.312 MB / 1.014 GB Notification: Performance of NFInst.instExpressions: time 0.0404/1.042, allocations: 27.78 MB / 1.354 GB, free: 1.07 MB / 1.029 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.004143/1.046, allocations: 86.78 kB / 1.354 GB, free: 1.043 MB / 1.029 GB Notification: Performance of NFTyping.typeComponents: time 0.003288/1.049, allocations: 1.186 MB / 1.356 GB, free: 0.5273 MB / 1.029 GB Notification: Performance of NFTyping.typeBindings: time 0.007124/1.056, allocations: 2.071 MB / 1.358 GB, free: 15.33 MB / 1.045 GB Notification: Performance of NFTyping.typeClassSections: time 0.005884/1.062, allocations: 2.067 MB / 1.36 GB, free: 14.17 MB / 1.045 GB Notification: Performance of NFFlatten.flatten: time 0.01012/1.072, allocations: 6.575 MB / 1.366 GB, free: 10.79 MB / 1.045 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007519/1.08, allocations: 4.911 MB / 1.371 GB, free: 7.754 MB / 1.045 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005522/1.086, allocations: 2.477 MB / 1.373 GB, free: 6.336 MB / 1.045 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005433/1.091, allocations: 3.013 MB / 1.376 GB, free: 4.418 MB / 1.045 GB Notification: Performance of NFPackage.collectConstants: time 0.001835/1.093, allocations: 0.5529 MB / 1.377 GB, free: 4.418 MB / 1.045 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003831/1.097, allocations: 1.17 MB / 1.378 GB, free: 4.109 MB / 1.045 GB Notification: Performance of NFScalarize.scalarize: time 0.001891/1.099, allocations: 1.431 MB / 1.379 GB, free: 2.988 MB / 1.045 GB Notification: Performance of NFVerifyModel.verify: time 0.004411/1.103, allocations: 2.58 MB / 1.382 GB, free: 1.141 MB / 1.045 GB Notification: Performance of NFConvertDAE.convert: time 0.01007/1.113, allocations: 7.238 MB / 1.389 GB, free: 11.96 MB / 1.061 GB Notification: Performance of FrontEnd - DAE generated: time 6.211e-06/1.113, allocations: 2.312 kB / 1.389 GB, free: 11.96 MB / 1.061 GB Notification: Performance of FrontEnd: time 1.573e-06/1.113, allocations: 0 / 1.389 GB, free: 11.96 MB / 1.061 GB Notification: Performance of Transformations before backend: time 0.0002013/1.113, allocations: 0 / 1.389 GB, free: 11.96 MB / 1.061 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 987 * Number of variables: 987 Notification: Performance of Generate backend data structure: time 0.01309/1.127, allocations: 5.574 MB / 1.394 GB, free: 8.137 MB / 1.061 GB Notification: Performance of prepare preOptimizeDAE: time 3.811e-05/1.127, allocations: 10.03 kB / 1.394 GB, free: 8.137 MB / 1.061 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0008244/1.127, allocations: 0.5194 MB / 1.395 GB, free: 7.746 MB / 1.061 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01443/1.142, allocations: 2.882 MB / 1.398 GB, free: 6.355 MB / 1.061 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005818/1.148, allocations: 2.666 MB / 1.4 GB, free: 4.48 MB / 1.061 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002462/1.148, allocations: 293.8 kB / 1.401 GB, free: 4.348 MB / 1.061 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009508/1.149, allocations: 379 kB / 1.401 GB, free: 4.039 MB / 1.061 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01438/1.163, allocations: 5.93 MB / 1.407 GB, free: 14.05 MB / 1.076 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.054e-05/1.163, allocations: 0 / 1.407 GB, free: 14.05 MB / 1.076 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000469/1.164, allocations: 156 kB / 1.407 GB, free: 13.89 MB / 1.076 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.641e-05/1.164, allocations: 92 kB / 1.407 GB, free: 13.8 MB / 1.076 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01847/1.183, allocations: 7.046 MB / 1.414 GB, free: 6.75 MB / 1.076 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 0.03596/1.219, allocations: 18.54 MB / 1.432 GB, free: 3.266 MB / 1.092 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01151/1.23, allocations: 4.803 MB / 1.437 GB, free: 14.46 MB / 1.107 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.007007/1.237, allocations: 3.057 MB / 1.44 GB, free: 11.4 MB / 1.107 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001135/1.238, allocations: 0.6817 MB / 1.44 GB, free: 10.59 MB / 1.107 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.007305/1.246, allocations: 2.976 MB / 1.443 GB, free: 7.582 MB / 1.107 GB Notification: Performance of pre-optimization done (n=336): time 6.081e-06/1.246, allocations: 0 / 1.443 GB, free: 7.582 MB / 1.107 GB Notification: Performance of matching and sorting (n=336): time 0.03047/1.276, allocations: 10.18 MB / 1.453 GB, free: 13.27 MB / 1.123 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001761/1.276, allocations: 218.6 kB / 1.453 GB, free: 13.01 MB / 1.123 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0045/1.281, allocations: 2.781 MB / 1.456 GB, free: 10.21 MB / 1.123 GB Notification: Performance of collectPreVariables (initialization): time 0.0007358/1.282, allocations: 85.7 kB / 1.456 GB, free: 10.12 MB / 1.123 GB Notification: Performance of collectInitialEqns (initialization): time 0.001726/1.283, allocations: 1.628 MB / 1.458 GB, free: 8.488 MB / 1.123 GB Notification: Performance of collectInitialBindings (initialization): time 0.001683/1.285, allocations: 1.158 MB / 1.459 GB, free: 7.32 MB / 1.123 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001258/1.286, allocations: 0.561 MB / 1.459 GB, free: 6.75 MB / 1.123 GB Notification: Performance of setup shared object (initialization): time 0.0001422/1.286, allocations: 305.1 kB / 1.46 GB, free: 6.449 MB / 1.123 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005995/1.292, allocations: 2.293 MB / 1.462 GB, free: 4.152 MB / 1.123 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006599/1.299, allocations: 2.668 MB / 1.465 GB, free: 1.398 MB / 1.123 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01303/1.312, allocations: 4.907 MB / 1.469 GB, free: 12.41 MB / 1.139 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.267e-05/1.312, allocations: 0 / 1.469 GB, free: 12.41 MB / 1.139 GB Notification: Performance of matching and sorting (n=375) (initialization): time 0.01609/1.328, allocations: 6.055 MB / 1.475 GB, free: 6.32 MB / 1.139 GB Notification: Performance of prepare postOptimizeDAE: time 2.996e-05/1.328, allocations: 14.38 kB / 1.475 GB, free: 6.309 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.821e-05/1.328, allocations: 7.984 kB / 1.475 GB, free: 6.301 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002025/1.33, allocations: 0.8395 MB / 1.476 GB, free: 5.457 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004831/1.335, allocations: 0.8346 MB / 1.477 GB, free: 4.621 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01245/1.348, allocations: 7.593 MB / 1.484 GB, free: 12.88 MB / 1.154 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004815/1.353, allocations: 0.6068 MB / 1.485 GB, free: 12.27 MB / 1.154 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006193/1.353, allocations: 123.9 kB / 1.485 GB, free: 12.15 MB / 1.154 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 17 * Number of states: 0 () * Number of discrete variables: 32 ($PRE.intGai.nextTimeEvent,$whenCondition1,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 (311): * Single equations (assignments): 310 * 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 {(5,60,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.00258/1.356, allocations: 1.072 MB / 1.486 GB, free: 11.07 MB / 1.154 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009629/1.357, allocations: 337.8 kB / 1.486 GB, free: 10.74 MB / 1.154 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01743/1.374, allocations: 6.754 MB / 1.493 GB, free: 3.922 MB / 1.154 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.828e-05/1.374, allocations: 32 kB / 1.493 GB, free: 3.891 MB / 1.154 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.97e-05/1.374, allocations: 12 kB / 1.493 GB, free: 3.879 MB / 1.154 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.413e-05/1.374, allocations: 27.84 kB / 1.493 GB, free: 3.852 MB / 1.154 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.007463/1.382, allocations: 4.396 MB / 1.497 GB, free: 15.39 MB / 1.17 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.147e-05/1.382, allocations: 4 kB / 1.497 GB, free: 15.39 MB / 1.17 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.004595/1.386, allocations: 0.7878 MB / 1.498 GB, free: 14.6 MB / 1.17 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.002158/1.389, allocations: 0.7301 MB / 1.499 GB, free: 13.86 MB / 1.17 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005757/1.389, allocations: 95.92 kB / 1.499 GB, free: 13.76 MB / 1.17 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01402/1.403, allocations: 10.65 MB / 1.509 GB, free: 2.672 MB / 1.17 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.583e-06/1.403, allocations: 3.938 kB / 1.509 GB, free: 2.668 MB / 1.17 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02425/1.428, allocations: 9.599 MB / 1.519 GB, free: 8.988 MB / 1.186 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00263/1.43, allocations: 0.9704 MB / 1.52 GB, free: 7.996 MB / 1.186 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008537/1.431, allocations: 83.88 kB / 1.52 GB, free: 7.914 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003852/1.435, allocations: 427.4 kB / 1.52 GB, free: 7.496 MB / 1.186 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006611/1.436, allocations: 250.4 kB / 1.52 GB, free: 7.25 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003543/1.436, allocations: 119.9 kB / 1.521 GB, free: 7.133 MB / 1.186 GB Notification: Performance of sorting global known variables: time 0.003251/1.439, allocations: 2.017 MB / 1.522 GB, free: 5.113 MB / 1.186 GB Notification: Performance of sort global known variables: time 1.7e-07/1.439, allocations: 96 / 1.522 GB, free: 5.113 MB / 1.186 GB Notification: Performance of remove unused functions: time 0.003867/1.443, allocations: 1.325 MB / 1.524 GB, free: 3.785 MB / 1.186 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 6 (thermalZoneFourElements.volAir.dynBal.U,thermalZoneFourElements.volAir.dynBal.m,thermalZoneFourElements.extWallRC.thermCapExt[1].T,thermalZoneFourElements.intWallRC.thermCapInt[1].T,thermalZoneFourElements.floorRC.thermCapExt[1].T,thermalZoneFourElements.roofRC.thermCapExt[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 (295): * Single equations (assignments): 280 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 11 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 3 systems {(5,49,100.0%), (1,3,100.0%), (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 0.02754/1.471, allocations: 11.14 MB / 1.535 GB, free: 8.898 MB / 1.201 GB Notification: Performance of simCode: created initialization part: time 0.01515/1.486, allocations: 5.793 MB / 1.54 GB, free: 3.066 MB / 1.201 GB Notification: Performance of simCode: created event and clocks part: time 9.808e-06/1.486, allocations: 8.688 kB / 1.54 GB, free: 3.059 MB / 1.201 GB Notification: Performance of simCode: created simulation system equations: time 0.008439/1.494, allocations: 3.49 MB / 1.544 GB, free: 15.53 MB / 1.217 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004222/1.499, allocations: 0.8301 MB / 1.545 GB, free: 14.74 MB / 1.217 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.07953/1.578, allocations: 34.87 MB / 1.579 GB, free: 11.49 MB / 1.248 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003292/1.581, allocations: 2.774 MB / 1.581 GB, free: 8.684 MB / 1.248 GB Notification: Performance of simCode: alias equations: time 0.004767/1.586, allocations: 1.226 MB / 1.582 GB, free: 7.457 MB / 1.248 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.003321/1.59, allocations: 1.721 MB / 1.584 GB, free: 5.734 MB / 1.248 GB Notification: Performance of SimCode: time 1.012e-06/1.59, allocations: 0 / 1.584 GB, free: 5.734 MB / 1.248 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 1.621/3.211, allocations: 87.04 MB / 1.669 GB, free: 15.25 MB / 1.342 GB Notification: Performance of buildModelFMU: Generate platform static: time 35.55/38.76, allocations: 2.578 kB / 1.669 GB, free: 15.25 MB / 1.342 GB (rm -f Buildings_10_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomFourElements.pipe ; mkfifo Buildings_10_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomFourElements.pipe ; head -c 1048576 < Buildings_10_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomFourElements.pipe >> ../files/Buildings_10_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomFourElements.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_10_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomFourElements_res.mat --tempDir=temp_Buildings_10_Buildings_ThermalZones_ReducedOrder_Examples_SimpleRoomFourElements_fmu --startTime=0 --stopTime=3.1536e+07 --timeout=400 --tolerance=1e-06 Buildings_10_Buildings_ThermalZones_ReducedOrder_Examples_SimpleRoomFourElements.fmu > Buildings_10_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomFourElements.pipe 2>&1)