Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.BoundaryConditions.SolarIrradiation.Examples.DirectTiltedSurface.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.BoundaryConditions.SolarIrradiation.Examples.DirectTiltedSurface,fileNamePrefix="Buildings_maint_7_0_x_Buildings_BoundaryConditions_SolarIrradiation_Examples_DirectTiltedSurface",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.BoundaryConditions.SolarIrradiation.Examples.DirectTiltedSurface,fileNamePrefix="Buildings_maint_7_0_x_Buildings_BoundaryConditions_SolarIrradiation_Examples_DirectTiltedSurface",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 1.225/1.225, allocations: 251.5 MB / 266.7 MB, free: 11.06 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001266/0.001266, allocations: 178.5 kB / 325.8 MB, free: 2.715 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.263/1.263, allocations: 205 MB / 0.576 GB, free: 21 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0006488/0.0006487, allocations: 92.45 kB / 0.6797 GB, free: 14.73 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0002694/0.0002694, allocations: 9.344 kB / 0.7932 GB, free: 136.5 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1303/0.1305, allocations: 105.4 MB / 0.8962 GB, free: 68.12 MB / 0.6042 GB Notification: Performance of NFInst.instantiate(Buildings.BoundaryConditions.SolarIrradiation.Examples.DirectTiltedSurface): time 0.003693/0.1343, allocations: 4.664 MB / 0.9007 GB, free: 63.43 MB / 0.6042 GB Notification: Performance of NFInst.instExpressions: time 0.1139/0.2482, allocations: 148.2 MB / 1.045 GB, free: 10.66 MB / 0.698 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0005059/0.2488, allocations: 27.88 kB / 1.046 GB, free: 10.63 MB / 0.698 GB Notification: Performance of NFTyping.typeComponents: time 0.0004214/0.2492, allocations: 146.8 kB / 1.046 GB, free: 10.49 MB / 0.698 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/BoundaryConditions/WeatherData/BaseClasses/getHeaderElementTMY3.mo:2:1-105:25:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘ contains a call to impure function ‘Modelica.Utilities.Streams.readLine‘. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/BoundaryConditions/WeatherData/BaseClasses/getLongitudeTMY3.mo:2:1-48:21:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getLongitudeTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/BoundaryConditions/WeatherData/BaseClasses/getLatitudeTMY3.mo:2:1-48:20:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getLatitudeTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/BoundaryConditions/WeatherData/BaseClasses/getTimeZoneTMY3.mo:2:1-47:20:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getTimeZoneTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘. Notification: Performance of NFTyping.typeBindings: time 0.001003/0.2502, allocations: 454.1 kB / 1.046 GB, free: 10.05 MB / 0.698 GB Notification: Performance of NFTyping.typeClassSections: time 0.001358/0.2516, allocations: 0.7955 MB / 1.047 GB, free: 9.258 MB / 0.698 GB Notification: Performance of NFFlatten.flatten: time 0.0009798/0.2525, allocations: 1.44 MB / 1.048 GB, free: 7.809 MB / 0.698 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001004/0.2536, allocations: 1.041 MB / 1.049 GB, free: 6.73 MB / 0.698 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0004221/0.254, allocations: 441.5 kB / 1.05 GB, free: 6.297 MB / 0.698 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0004126/0.2544, allocations: 484.9 kB / 1.05 GB, free: 5.82 MB / 0.698 GB Notification: Performance of NFPackage.collectConstants: time 8.265e-05/0.2545, allocations: 28 kB / 1.05 GB, free: 5.793 MB / 0.698 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0004619/0.255, allocations: 303.7 kB / 1.05 GB, free: 5.496 MB / 0.698 GB Notification: Performance of NFScalarize.scalarize: time 0.0001802/0.2552, allocations: 238.7 kB / 1.051 GB, free: 5.262 MB / 0.698 GB Notification: Performance of NFVerifyModel.verify: time 0.0003579/0.2555, allocations: 0.5819 MB / 1.051 GB, free: 4.676 MB / 0.698 GB Notification: Performance of NFConvertDAE.convert: time 0.00135/0.2569, allocations: 2.005 MB / 1.053 GB, free: 2.664 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 4.559e-06/0.2569, allocations: 4 kB / 1.053 GB, free: 2.66 MB / 0.698 GB Notification: Performance of FrontEnd: time 1.203e-06/0.2569, allocations: 0 / 1.053 GB, free: 2.66 MB / 0.698 GB Notification: Performance of Transformations before backend: time 1.563e-05/0.2569, allocations: 0 / 1.053 GB, free: 2.66 MB / 0.698 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 364 * Number of variables: 364 Notification: Performance of Generate backend data structure: time 0.002086/0.259, allocations: 1.469 MB / 1.055 GB, free: 1.141 MB / 0.698 GB Notification: Performance of prepare preOptimizeDAE: time 3.232e-05/0.2591, allocations: 16.02 kB / 1.055 GB, free: 1.125 MB / 0.698 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001941/0.2593, allocations: 207.3 kB / 1.055 GB, free: 0.9141 MB / 0.698 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008082/0.2601, allocations: 254.8 kB / 1.055 GB, free: 0.6641 MB / 0.698 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.2717/0.5318, allocations: 0.8952 MB / 1.056 GB, free: 159.4 MB / 0.698 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001207/0.532, allocations: 134.2 kB / 1.056 GB, free: 159.4 MB / 0.698 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002076/0.5322, allocations: 138.1 kB / 1.056 GB, free: 159.4 MB / 0.698 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002129/0.5343, allocations: 1.436 MB / 1.058 GB, free: 159.2 MB / 0.698 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.734e-05/0.5344, allocations: 0 / 1.058 GB, free: 159.2 MB / 0.698 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001023/0.5345, allocations: 57.56 kB / 1.058 GB, free: 159.2 MB / 0.698 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.104e-05/0.5345, allocations: 43.06 kB / 1.058 GB, free: 159.2 MB / 0.698 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001974/0.5365, allocations: 1.468 MB / 1.059 GB, free: 159.2 MB / 0.698 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.005057/0.5416, allocations: 3.783 MB / 1.063 GB, free: 158.4 MB / 0.698 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001378/0.5429, allocations: 0.9142 MB / 1.064 GB, free: 158.3 MB / 0.698 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005502/0.5435, allocations: 368.4 kB / 1.064 GB, free: 158.3 MB / 0.698 GB Notification: Performance of preOpt evalFunc (simulation): time 8.254e-05/0.5436, allocations: 49.31 kB / 1.064 GB, free: 158.3 MB / 0.698 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0008691/0.5445, allocations: 0.5521 MB / 1.065 GB, free: 158.2 MB / 0.698 GB Notification: Performance of pre-optimization done (n=93): time 2.445e-06/0.5445, allocations: 4.891 kB / 1.065 GB, free: 158.2 MB / 0.698 GB Notification: Performance of matching and sorting (n=93): time 0.00312/0.5476, allocations: 1.393 MB / 1.066 GB, free: 158 MB / 0.698 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.675e-05/0.5477, allocations: 197.8 kB / 1.066 GB, free: 157.8 MB / 0.698 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008366/0.5485, allocations: 0.7476 MB / 1.067 GB, free: 157.6 MB / 0.698 GB Notification: Performance of collectPreVariables (initialization): time 5.496e-05/0.5486, allocations: 42.95 kB / 1.067 GB, free: 157.6 MB / 0.698 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002835/0.5489, allocations: 0.5824 MB / 1.068 GB, free: 157.1 MB / 0.698 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001642/0.549, allocations: 306.1 kB / 1.068 GB, free: 156.9 MB / 0.698 GB Notification: Performance of simplifyInitialFunctions (initialization): time 9.026e-05/0.5491, allocations: 73.25 kB / 1.068 GB, free: 156.8 MB / 0.698 GB Notification: Performance of setup shared object (initialization): time 5.237e-05/0.5492, allocations: 344.5 kB / 1.068 GB, free: 156.5 MB / 0.698 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005359/0.5497, allocations: 308.5 kB / 1.069 GB, free: 156.4 MB / 0.698 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006349/0.5504, allocations: 438.5 kB / 1.069 GB, free: 156.2 MB / 0.698 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001166/0.5515, allocations: 0.7491 MB / 1.07 GB, free: 155.8 MB / 0.698 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.916e-06/0.5516, allocations: 0.8125 kB / 1.07 GB, free: 155.8 MB / 0.698 GB Notification: Performance of matching and sorting (n=105) (initialization): time 0.001889/0.5535, allocations: 0.9829 MB / 1.071 GB, free: 155.4 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 1.441e-05/0.5535, allocations: 4.969 kB / 1.071 GB, free: 155.4 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.071e-06/0.5535, allocations: 5.438 kB / 1.071 GB, free: 155.4 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005513/0.554, allocations: 81.78 kB / 1.071 GB, free: 155.4 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007116/0.5548, allocations: 193 kB / 1.071 GB, free: 155.4 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001443/0.5562, allocations: 1.534 MB / 1.072 GB, free: 153.9 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005645/0.5568, allocations: 108.9 kB / 1.073 GB, free: 153.9 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.47e-05/0.5569, allocations: 39.98 kB / 1.073 GB, free: 153.9 MB / 0.698 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 5 * Number of states: 0 () * Number of discrete variables: 6 (weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,$whenCondition1,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (103): * Single equations (assignments): 102 * 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 0.0003468/0.5572, allocations: 310.8 kB / 1.073 GB, free: 153.6 MB / 0.698 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001369/0.5574, allocations: 98.73 kB / 1.073 GB, free: 153.6 MB / 0.698 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002491/0.5599, allocations: 1.301 MB / 1.074 GB, free: 153.1 MB / 0.698 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.097e-06/0.5599, allocations: 11.12 kB / 1.074 GB, free: 153.1 MB / 0.698 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.176e-06/0.5599, allocations: 1.469 kB / 1.074 GB, free: 153.1 MB / 0.698 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.375e-05/0.5599, allocations: 5.953 kB / 1.074 GB, free: 153.1 MB / 0.698 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003202/0.5631, allocations: 2.507 MB / 1.077 GB, free: 151.8 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.737e-06/0.5631, allocations: 4 kB / 1.077 GB, free: 151.8 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0005916/0.5637, allocations: 190 kB / 1.077 GB, free: 151.7 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004253/0.5642, allocations: 81.55 kB / 1.077 GB, free: 151.7 MB / 0.698 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.869e-05/0.5642, allocations: 31.92 kB / 1.077 GB, free: 151.7 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001204/0.5654, allocations: 1.56 MB / 1.079 GB, free: 150.1 MB / 0.698 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.82e-07/0.5654, allocations: 4.062 kB / 1.079 GB, free: 150.1 MB / 0.698 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001672/0.5671, allocations: 1.118 MB / 1.08 GB, free: 149.5 MB / 0.698 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002762/0.5674, allocations: 315.2 kB / 1.08 GB, free: 149.2 MB / 0.698 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001133/0.5675, allocations: 22.84 kB / 1.08 GB, free: 149.2 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006171/0.5682, allocations: 80.05 kB / 1.08 GB, free: 149.2 MB / 0.698 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001199/0.5683, allocations: 79.67 kB / 1.08 GB, free: 149.2 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.633e-05/0.5684, allocations: 44.55 kB / 1.08 GB, free: 149.1 MB / 0.698 GB Notification: Performance of sorting global known variables: time 0.0005314/0.5689, allocations: 0.5511 MB / 1.081 GB, free: 148.8 MB / 0.698 GB Notification: Performance of sort global known variables: time 1.4e-07/0.5689, allocations: 4 kB / 1.081 GB, free: 148.8 MB / 0.698 GB Notification: Performance of remove unused functions: time 0.0007206/0.5696, allocations: 375.2 kB / 1.081 GB, free: 148.7 MB / 0.698 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 4 ($whenCondition2,$whenCondition1,weaDat.conTimMin.tNext,weaDat.conTim.tNext) * Number of discrete states: 2 (weaDat.conTim.tNext,weaDat.conTimMin.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (107): * Single equations (assignments): 104 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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 0.002786/0.5724, allocations: 2.136 MB / 1.083 GB, free: 147.4 MB / 0.698 GB Notification: Performance of simCode: created initialization part: time 0.001531/0.574, allocations: 0.9336 MB / 1.084 GB, free: 146.9 MB / 0.698 GB Notification: Performance of simCode: created event and clocks part: time 2.144e-06/0.574, allocations: 8.781 kB / 1.084 GB, free: 146.9 MB / 0.698 GB Notification: Performance of simCode: created simulation system equations: time 0.0009367/0.5749, allocations: 0.5896 MB / 1.085 GB, free: 146.6 MB / 0.698 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001077/0.576, allocations: 270.5 kB / 1.085 GB, free: 146.5 MB / 0.698 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01077/0.5868, allocations: 8.835 MB / 1.094 GB, free: 138.4 MB / 0.698 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003933/0.5872, allocations: 1.173 MB / 1.095 GB, free: 137.2 MB / 0.698 GB Notification: Performance of simCode: alias equations: time 0.0006931/0.5879, allocations: 291.7 kB / 1.095 GB, free: 136.9 MB / 0.698 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000505/0.5884, allocations: 0.5539 MB / 1.096 GB, free: 136.4 MB / 0.698 GB Notification: Performance of SimCode: time 3e-07/0.5884, allocations: 0 / 1.096 GB, free: 136.4 MB / 0.698 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.5216/1.11, allocations: 23.71 MB / 1.119 GB, free: 113 MB / 0.698 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001368/1.11, allocations: 313.7 kB / 1.119 GB, free: 112.6 MB / 0.698 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.52/3.63, allocations: 7.094 kB / 1.119 GB, free: 112.6 MB / 0.698 GB (rm -f Buildings_maint.7.0.x_Buildings.BoundaryConditions.SolarIrradiation.Examples.DirectTiltedSurface.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.BoundaryConditions.SolarIrradiation.Examples.DirectTiltedSurface.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.BoundaryConditions.SolarIrradiation.Examples.DirectTiltedSurface.pipe >> ../files/Buildings_maint.7.0.x_Buildings.BoundaryConditions.SolarIrradiation.Examples.DirectTiltedSurface.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_Buildings_maint_7_0_x_Buildings_BoundaryConditions_SolarIrradiation_Examples_DirectTiltedSurface_fmu --startTime=1.82304e+07 --stopTime=1.83168e+07 --timeout=50 --tolerance=1e-06 Buildings_maint_7_0_x_Buildings_BoundaryConditions_SolarIrradiation_Examples_DirectTiltedSurface.fmu > Buildings_maint.7.0.x_Buildings.BoundaryConditions.SolarIrradiation.Examples.DirectTiltedSurface.pipe 2>&1)