Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.BoundaryConditions.SolarIrradiation.Examples.GlobalPerezTiltedSurface.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.BoundaryConditions.SolarIrradiation.Examples.GlobalPerezTiltedSurface,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.BoundaryConditions.SolarIrradiation.Examples.GlobalPerezTiltedSurface") translateModel(IBPSA.BoundaryConditions.SolarIrradiation.Examples.GlobalPerezTiltedSurface,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.BoundaryConditions.SolarIrradiation.Examples.GlobalPerezTiltedSurface") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00149/0.00149, allocations: 106.8 kB / 16.64 MB, free: 6.371 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00175/0.00175, allocations: 191.6 kB / 17.56 MB, free: 5.812 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.443/1.443, allocations: 222.9 MB / 241.2 MB, free: 15.41 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.7976/0.7976, allocations: 122.9 MB / 414.2 MB, free: 64 kB / 318.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001656/0.001656, allocations: 59.91 kB / 0.4912 GB, free: 7.832 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4057/0.4074, allocations: 77.92 MB / 0.5673 GB, free: 32.73 MB / 446.1 MB Notification: Performance of NFInst.instantiate(IBPSA.BoundaryConditions.SolarIrradiation.Examples.GlobalPerezTiltedSurface): time 0.01204/0.4195, allocations: 11.65 MB / 0.5787 GB, free: 24.21 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.1734/0.5929, allocations: 150.4 MB / 0.7256 GB, free: 8.434 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003635/0.5966, allocations: 35.88 kB / 0.7256 GB, free: 8.398 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.002335/0.599, allocations: 333.2 kB / 0.7259 GB, free: 8.07 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.006492/0.6055, allocations: 1.028 MB / 0.7269 GB, free: 7.043 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.004759/0.6103, allocations: 1.519 MB / 0.7284 GB, free: 5.531 MB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.007165/0.6175, allocations: 4.204 MB / 0.7325 GB, free: 1.309 MB / 0.5606 GB Notification: Performance of NFFlatten.resolveConnections: time 0.004733/0.6223, allocations: 2.375 MB / 0.7348 GB, free: 14.86 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0031/0.6254, allocations: 1.76 MB / 0.7365 GB, free: 13.09 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003235/0.6286, allocations: 1.969 MB / 0.7385 GB, free: 11.12 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.001585/0.6303, allocations: 0.5469 MB / 0.739 GB, free: 10.57 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002557/0.6328, allocations: 0.8981 MB / 0.7399 GB, free: 9.672 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.001714/0.6346, allocations: 1.067 MB / 0.7409 GB, free: 8.602 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.004069/0.6387, allocations: 2.081 MB / 0.7429 GB, free: 6.512 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.006221/0.6449, allocations: 4.592 MB / 0.7474 GB, free: 1.91 MB / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 8.576e-06/0.6449, allocations: 0 / 0.7474 GB, free: 1.91 MB / 0.5762 GB Notification: Performance of FrontEnd: time 2.114e-06/0.6449, allocations: 3.938 kB / 0.7474 GB, free: 1.906 MB / 0.5762 GB Notification: Performance of Transformations before backend: time 0.0002028/0.6452, allocations: 0 / 0.7474 GB, free: 1.906 MB / 0.5762 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 875 * Number of variables: 875 Notification: Performance of Generate backend data structure: time 0.3176/0.9628, allocations: 3.804 MB / 0.7512 GB, free: 168.5 MB / 0.5762 GB Notification: Performance of prepare preOptimizeDAE: time 5.914e-05/0.9629, allocations: 15.52 kB / 0.7512 GB, free: 168.5 MB / 0.5762 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01735/0.9802, allocations: 2.215 MB / 0.7533 GB, free: 168.3 MB / 0.5762 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004749/0.985, allocations: 1.733 MB / 0.755 GB, free: 167.2 MB / 0.5762 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005166/0.9856, allocations: 256.1 kB / 0.7553 GB, free: 167.1 MB / 0.5762 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001686/0.9873, allocations: 332.8 kB / 0.7556 GB, free: 167 MB / 0.5762 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01717/1.004, allocations: 4.459 MB / 0.7599 GB, free: 165.4 MB / 0.5762 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001868/1.005, allocations: 4.375 kB / 0.7599 GB, free: 165.4 MB / 0.5762 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001216/1.006, allocations: 149.7 kB / 0.7601 GB, free: 165.2 MB / 0.5762 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001279/1.006, allocations: 82.94 kB / 0.7602 GB, free: 165.2 MB / 0.5762 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01695/1.023, allocations: 5.152 MB / 0.7652 GB, free: 162.8 MB / 0.5762 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 0.02724/1.05, allocations: 12.58 MB / 0.7775 GB, free: 152.8 MB / 0.5762 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01064/1.061, allocations: 3.384 MB / 0.7808 GB, free: 151 MB / 0.5762 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.004872/1.066, allocations: 1.738 MB / 0.7825 GB, free: 149.3 MB / 0.5762 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0008112/1.067, allocations: 0.5122 MB / 0.783 GB, free: 148.7 MB / 0.5762 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.006087/1.073, allocations: 2.15 MB / 0.7851 GB, free: 146.5 MB / 0.5762 GB Notification: Performance of pre-optimization done (n=249): time 6.713e-06/1.073, allocations: 4 kB / 0.7851 GB, free: 146.5 MB / 0.5762 GB Notification: Performance of matching and sorting (n=249): time 0.01724/1.09, allocations: 5.207 MB / 0.7902 GB, free: 141.3 MB / 0.5762 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001033/1.09, allocations: 209.9 kB / 0.7904 GB, free: 141 MB / 0.5762 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002019/1.092, allocations: 1.296 MB / 0.7916 GB, free: 139.7 MB / 0.5762 GB Notification: Performance of collectPreVariables (initialization): time 0.0006271/1.093, allocations: 77.69 kB / 0.7917 GB, free: 139.6 MB / 0.5762 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008631/1.094, allocations: 1.121 MB / 0.7928 GB, free: 138.5 MB / 0.5762 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009809/1.095, allocations: 0.7935 MB / 0.7936 GB, free: 137.7 MB / 0.5762 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001428/1.096, allocations: 459.8 kB / 0.794 GB, free: 137.3 MB / 0.5762 GB Notification: Performance of setup shared object (initialization): time 4.464e-05/1.096, allocations: 309.1 kB / 0.7943 GB, free: 137 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004315/1.101, allocations: 1.476 MB / 0.7958 GB, free: 135.5 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004456/1.105, allocations: 1.679 MB / 0.7974 GB, free: 133.8 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.008835/1.114, allocations: 3.067 MB / 0.8004 GB, free: 130.6 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.412e-05/1.114, allocations: 0 / 0.8004 GB, free: 130.6 MB / 0.5762 GB Notification: Performance of matching and sorting (n=286) (initialization): time 0.01182/1.126, allocations: 3.655 MB / 0.804 GB, free: 126.9 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 3.228e-05/1.126, allocations: 4 kB / 0.804 GB, free: 126.9 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.431e-05/1.126, allocations: 4 kB / 0.804 GB, free: 126.9 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006413/1.127, allocations: 96.77 kB / 0.8041 GB, free: 126.8 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004322/1.131, allocations: 0.6747 MB / 0.8047 GB, free: 126.2 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001991/1.133, allocations: 1.665 MB / 0.8063 GB, free: 124.4 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004281/1.137, allocations: 439.3 kB / 0.8068 GB, free: 123.9 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007252/1.138, allocations: 116.1 kB / 0.8069 GB, free: 123.8 MB / 0.5762 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 7 * Number of states: 0 () * Number of discrete variables: 35 (weaDat.conTim.canRepeatWeatherFile,weaDat.conTimMin.canRepeatWeatherFile,HGloWal.HDirTil.incAng.decAng.tNext,$PRE.HGloWal.HDirTil.incAng.decAng.tNext,HGloWal.HDifTil.incAng.decAng.tNext,$PRE.HGloWal.HDifTil.incAng.decAng.tNext,HGloFlo.HDirTil.incAng.decAng.tNext,$PRE.HGloFlo.HDirTil.incAng.decAng.tNext,HGloFlo.HDifTil.incAng.decAng.tNext,$PRE.HGloFlo.HDifTil.incAng.decAng.tNext,HGloRoo.HDirTil.incAng.decAng.tNext,$PRE.HGloRoo.HDirTil.incAng.decAng.tNext,HGloRoo.HDifTil.incAng.decAng.tNext,$PRE.HGloRoo.HDifTil.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,$PRE.weaDat.locTim.tNext,$whenCondition1,$whenCondition2,$whenCondition3,$whenCondition4,$whenCondition5,$whenCondition6,$whenCondition7,$whenCondition8,$whenCondition9,$whenCondition10,$whenCondition11) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (284): * Single equations (assignments): 283 * 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 {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.002327/1.14, allocations: 0.5996 MB / 0.8075 GB, free: 123.2 MB / 0.5762 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001086/1.142, allocations: 193.6 kB / 0.8076 GB, free: 123 MB / 0.5762 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01408/1.156, allocations: 4.371 MB / 0.8119 GB, free: 118.6 MB / 0.5762 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.529e-05/1.156, allocations: 28 kB / 0.8119 GB, free: 118.5 MB / 0.5762 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.154e-05/1.156, allocations: 0 / 0.8119 GB, free: 118.5 MB / 0.5762 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.186e-05/1.156, allocations: 15.94 kB / 0.812 GB, free: 118.5 MB / 0.5762 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005852/1.162, allocations: 3.43 MB / 0.8153 GB, free: 115.1 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.879e-05/1.162, allocations: 0 / 0.8153 GB, free: 115.1 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.004153/1.166, allocations: 0.6201 MB / 0.8159 GB, free: 114.5 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0005314/1.166, allocations: 80.78 kB / 0.816 GB, free: 114.4 MB / 0.5762 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000718/1.167, allocations: 83.91 kB / 0.8161 GB, free: 114.3 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001759/1.169, allocations: 1.662 MB / 0.8177 GB, free: 112.5 MB / 0.5762 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.456e-06/1.169, allocations: 3.938 kB / 0.8177 GB, free: 112.5 MB / 0.5762 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01226/1.181, allocations: 3.747 MB / 0.8214 GB, free: 108.7 MB / 0.5762 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00171/1.183, allocations: 0.7046 MB / 0.822 GB, free: 108 MB / 0.5762 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0009794/1.184, allocations: 67.75 kB / 0.8221 GB, free: 107.9 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003833/1.188, allocations: 303.7 kB / 0.8224 GB, free: 107.6 MB / 0.5762 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0005511/1.188, allocations: 185.8 kB / 0.8226 GB, free: 107.4 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000514/1.189, allocations: 111.9 kB / 0.8227 GB, free: 107.3 MB / 0.5762 GB Notification: Performance of sorting global known variables: time 0.001913/1.191, allocations: 0.9637 MB / 0.8236 GB, free: 106.3 MB / 0.5762 GB Notification: Performance of sort global known variables: time 2.4e-07/1.191, allocations: 0 / 0.8236 GB, free: 106.3 MB / 0.5762 GB Notification: Performance of remove unused functions: time 0.003762/1.195, allocations: 0.9056 MB / 0.8245 GB, free: 105.5 MB / 0.5762 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 22 ($whenCondition11,$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,HGloRoo.HDifTil.incAng.decAng.tNext,HGloRoo.HDirTil.incAng.decAng.tNext,HGloFlo.HDifTil.incAng.decAng.tNext,HGloFlo.HDirTil.incAng.decAng.tNext,HGloWal.HDifTil.incAng.decAng.tNext,HGloWal.HDirTil.incAng.decAng.tNext) * Number of discrete states: 11 (weaDat.locTim.tNext,weaDat.conTimMin.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext,HGloRoo.HDifTil.incAng.decAng.tNext,HGloRoo.HDirTil.incAng.decAng.tNext,HGloFlo.HDifTil.incAng.decAng.tNext,HGloFlo.HDirTil.incAng.decAng.tNext,HGloWal.HDifTil.incAng.decAng.tNext,HGloWal.HDirTil.incAng.decAng.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (273): * Single equations (assignments): 261 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 11 * 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 {(1,3)} Notification: Performance of Backend phase and start with SimCode phase: time 0.002219/1.197, allocations: 0.6791 MB / 0.8252 GB, free: 105 MB / 0.5762 GB Notification: Performance of simCode: created initialization part: time 0.01677/1.214, allocations: 4.262 MB / 0.8293 GB, free: 100.8 MB / 0.5762 GB Notification: Performance of simCode: created event and clocks part: time 7.614e-06/1.214, allocations: 0 / 0.8293 GB, free: 100.8 MB / 0.5762 GB Notification: Performance of simCode: created simulation system equations: time 0.005884/1.22, allocations: 2.018 MB / 0.8313 GB, free: 98.72 MB / 0.5762 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003631/1.223, allocations: 466 kB / 0.8317 GB, free: 98.29 MB / 0.5762 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01294/1.236, allocations: 6.953 MB / 0.8385 GB, free: 91.29 MB / 0.5762 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001525/1.238, allocations: 1.725 MB / 0.8402 GB, free: 89.53 MB / 0.5762 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002504/1.24, allocations: 335.1 kB / 0.8405 GB, free: 89.2 MB / 0.5762 GB Notification: Performance of SimCode: time 9.42e-07/1.24, allocations: 4 kB / 0.8405 GB, free: 89.2 MB / 0.5762 GB Notification: Performance of Templates: time 0.0673/1.308, allocations: 57.68 MB / 0.8969 GB, free: 31.61 MB / 0.5762 GB make -j1 -f IBPSA_latest_IBPSA.BoundaryConditions.SolarIrradiation.Examples.GlobalPerezTiltedSurface.makefile (rm -f IBPSA_latest_IBPSA.BoundaryConditions.SolarIrradiation.Examples.GlobalPerezTiltedSurface.pipe ; mkfifo IBPSA_latest_IBPSA.BoundaryConditions.SolarIrradiation.Examples.GlobalPerezTiltedSurface.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.BoundaryConditions.SolarIrradiation.Examples.GlobalPerezTiltedSurface.pipe >> ../files/IBPSA_latest_IBPSA.BoundaryConditions.SolarIrradiation.Examples.GlobalPerezTiltedSurface.sim & ./IBPSA_latest_IBPSA.BoundaryConditions.SolarIrradiation.Examples.GlobalPerezTiltedSurface -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.BoundaryConditions.SolarIrradiation.Examples.GlobalPerezTiltedSurface.pipe 2>&1)