Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_8_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition.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 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/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 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.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition,fileNamePrefix="Buildings_8_Buildings_Fluid_Geothermal_Boreholes_BaseClasses_Examples_SingleUTubeBoundaryCondition",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition,fileNamePrefix="Buildings_8_Buildings_Fluid_Geothermal_Boreholes_BaseClasses_Examples_SingleUTubeBoundaryCondition",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 0.001558/0.001558, allocations: 101.4 kB / 15.7 MB, free: 28 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001909/0.001909, allocations: 194.8 kB / 16.64 MB, free: 6.477 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.329/1.329, allocations: 205.1 MB / 222.5 MB, free: 4.539 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.682/1.682, allocations: 292.3 MB / 0.549 GB, free: 12.74 MB / 462.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001543/0.001543, allocations: 75.09 kB / 0.6718 GB, free: 26.09 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2094/0.2109, allocations: 114.5 MB / 0.7836 GB, free: 13.24 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition): time 0.003643/0.2146, allocations: 2.338 MB / 0.7859 GB, free: 10.88 MB / 0.6075 GB Notification: Performance of NFInst.instExpressions: time 0.001488/0.2161, allocations: 1.034 MB / 0.7869 GB, free: 9.84 MB / 0.6075 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.000124/0.2163, allocations: 7.938 kB / 0.7869 GB, free: 9.832 MB / 0.6075 GB Notification: Performance of NFTyping.typeComponents: time 0.0002424/0.2166, allocations: 51.56 kB / 0.787 GB, free: 9.781 MB / 0.6075 GB Notification: Performance of NFTyping.typeBindings: time 0.0001739/0.2167, allocations: 83.34 kB / 0.7871 GB, free: 9.699 MB / 0.6075 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/Geothermal/Boreholes/BaseClasses/temperatureDrop.mo:2:1-107:20:writable] Warning: Pure function 'Buildings.Fluid.Geothermal.Boreholes.BaseClasses.temperatureDrop' contains a call to impure function 'Buildings.Fluid.Geothermal.Boreholes.BaseClasses.exchangeValues'. Notification: Performance of NFTyping.typeClassSections: time 0.0004555/0.2172, allocations: 155.5 kB / 0.7872 GB, free: 9.547 MB / 0.6075 GB Notification: Performance of NFFlatten.flatten: time 0.0002762/0.2175, allocations: 290.8 kB / 0.7875 GB, free: 9.262 MB / 0.6075 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001198/0.2176, allocations: 48.33 kB / 0.7875 GB, free: 9.215 MB / 0.6075 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001435/0.2178, allocations: 111.5 kB / 0.7877 GB, free: 9.105 MB / 0.6075 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001349/0.2179, allocations: 107.5 kB / 0.7878 GB, free: 9 MB / 0.6075 GB Notification: Performance of NFPackage.collectConstants: time 3.441e-05/0.2179, allocations: 20 kB / 0.7878 GB, free: 8.98 MB / 0.6075 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0002516/0.2182, allocations: 111.8 kB / 0.7879 GB, free: 8.871 MB / 0.6075 GB Notification: Performance of NFScalarize.scalarize: time 5.512e-05/0.2183, allocations: 47.83 kB / 0.7879 GB, free: 8.824 MB / 0.6075 GB Notification: Performance of NFVerifyModel.verify: time 0.0001082/0.2184, allocations: 115.4 kB / 0.788 GB, free: 8.711 MB / 0.6075 GB Notification: Performance of NFConvertDAE.convert: time 0.0003506/0.2187, allocations: 319 kB / 0.7883 GB, free: 8.398 MB / 0.6075 GB Notification: Performance of FrontEnd - DAE generated: time 4.018e-06/0.2188, allocations: 3.938 kB / 0.7883 GB, free: 8.395 MB / 0.6075 GB Notification: Performance of FrontEnd: time 1.223e-06/0.2188, allocations: 4 kB / 0.7883 GB, free: 8.391 MB / 0.6075 GB Notification: Performance of Transformations before backend: time 6.041e-06/0.2188, allocations: 0 / 0.7883 GB, free: 8.391 MB / 0.6075 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 27 * Number of variables: 27 Notification: Performance of Generate backend data structure: time 0.0009201/0.2197, allocations: 0.5865 MB / 0.7889 GB, free: 7.75 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 3.859e-05/0.2197, allocations: 11.97 kB / 0.7889 GB, free: 7.738 MB / 0.6075 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 4.218e-05/0.2198, allocations: 42.73 kB / 0.789 GB, free: 7.688 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 6.473e-05/0.2199, allocations: 32.64 kB / 0.789 GB, free: 7.656 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.000421/0.2203, allocations: 294.9 kB / 0.7893 GB, free: 7.328 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.085e-05/0.2203, allocations: 20.59 kB / 0.7893 GB, free: 7.309 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 3.974e-05/0.2204, allocations: 20.38 kB / 0.7893 GB, free: 7.289 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003691/0.2207, allocations: 197.6 kB / 0.7895 GB, free: 7.074 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.494e-05/0.2208, allocations: 11.84 kB / 0.7895 GB, free: 7.062 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.162e-05/0.2208, allocations: 8 kB / 0.7895 GB, free: 7.055 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.171e-06/0.2208, allocations: 4 kB / 0.7895 GB, free: 7.051 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003242/0.2211, allocations: 99.84 kB / 0.7896 GB, free: 6.953 MB / 0.6075 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0008957/0.222, allocations: 0.8721 MB / 0.7905 GB, free: 6.012 MB / 0.6075 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0004479/0.2225, allocations: 208 kB / 0.7907 GB, free: 5.781 MB / 0.6075 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001997/0.2227, allocations: 82.59 kB / 0.7908 GB, free: 5.691 MB / 0.6075 GB Notification: Performance of preOpt evalFunc (simulation): time 1.3e-05/0.2227, allocations: 4 kB / 0.7908 GB, free: 5.688 MB / 0.6075 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003841/0.2231, allocations: 200.8 kB / 0.791 GB, free: 5.473 MB / 0.6075 GB Notification: Performance of pre-optimization done (n=23): time 1.653e-06/0.2231, allocations: 0 / 0.791 GB, free: 5.473 MB / 0.6075 GB Notification: Performance of matching and sorting (n=23): time 0.0008102/0.224, allocations: 357.1 kB / 0.7913 GB, free: 5.117 MB / 0.6075 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.322e-05/0.224, allocations: 122.7 kB / 0.7914 GB, free: 4.973 MB / 0.6075 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002143/0.2242, allocations: 246.5 kB / 0.7916 GB, free: 4.719 MB / 0.6075 GB Notification: Performance of collectPreVariables (initialization): time 2.841e-05/0.2243, allocations: 33.7 kB / 0.7917 GB, free: 4.68 MB / 0.6075 GB Notification: Performance of collectInitialEqns (initialization): time 9.012e-05/0.2244, allocations: 140.6 kB / 0.7918 GB, free: 4.539 MB / 0.6075 GB Notification: Performance of collectInitialBindings (initialization): time 4.773e-05/0.2244, allocations: 67.14 kB / 0.7919 GB, free: 4.473 MB / 0.6075 GB Notification: Performance of simplifyInitialFunctions (initialization): time 9.699e-05/0.2245, allocations: 77.97 kB / 0.792 GB, free: 4.387 MB / 0.6075 GB Notification: Performance of setup shared object (initialization): time 0.0001142/0.2247, allocations: 338.8 kB / 0.7923 GB, free: 4.047 MB / 0.6075 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002045/0.2249, allocations: 80.75 kB / 0.7924 GB, free: 3.969 MB / 0.6075 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002933/0.2252, allocations: 255 kB / 0.7926 GB, free: 3.637 MB / 0.6075 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0005078/0.2257, allocations: 388.7 kB / 0.793 GB, free: 3.168 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.19e-06/0.2257, allocations: 7.938 kB / 0.793 GB, free: 3.16 MB / 0.6075 GB Notification: Performance of matching and sorting (n=47) (initialization): time 0.0006727/0.2264, allocations: 399.2 kB / 0.7934 GB, free: 2.758 MB / 0.6075 GB Notification: Performance of prepare postOptimizeDAE: time 3.822e-05/0.2264, allocations: 34.64 kB / 0.7934 GB, free: 2.719 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.013e-05/0.2264, allocations: 8.375 kB / 0.7934 GB, free: 2.711 MB / 0.6075 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.863e-05/0.2265, allocations: 8 kB / 0.7934 GB, free: 2.703 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000206/0.2267, allocations: 71.83 kB / 0.7935 GB, free: 2.633 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.573e-05/0.2267, allocations: 15.88 kB / 0.7935 GB, free: 2.617 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002337/0.2269, allocations: 43.58 kB / 0.7935 GB, free: 2.574 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.677e-05/0.227, allocations: 20 kB / 0.7935 GB, free: 2.555 MB / 0.6075 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 27 * Number of states: 0 () * Number of discrete variables: 32 (TBouSte.QAve_flow,$PRE.TBouSte.QAve_flow,TBouSte.UOld,$PRE.TBouSte.UOld,TBouSte.port.T,$PRE.TBouSte.port.T,TBouSte.iSam,$PRE.TBouSte.iSam,$whenCondition4,TBouCon.QAve_flow,$PRE.TBouCon.QAve_flow,TBouCon.UOld,$PRE.TBouCon.UOld,TBouCon.port.T,$PRE.TBouCon.port.T,TBouCon.iSam,$PRE.TBouCon.iSam,$whenCondition3,TBouPul.QAve_flow,$PRE.TBouPul.QAve_flow,TBouPul.UOld,$PRE.TBouPul.UOld,TBouPul.port.T,$PRE.TBouPul.port.T,TBouPul.iSam,$PRE.TBouPul.iSam,$whenCondition1,pulse.count,$PRE.pulse.count,pulse.T_start,$PRE.pulse.T_start,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (46): * Single equations (assignments): 45 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0001384/0.2271, allocations: 172.6 kB / 0.7937 GB, free: 2.379 MB / 0.6075 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 4.129e-05/0.2272, allocations: 23.72 kB / 0.7937 GB, free: 2.355 MB / 0.6075 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 5.275e-05/0.2272, allocations: 25.7 kB / 0.7938 GB, free: 2.328 MB / 0.6075 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.298e-06/0.2272, allocations: 4 kB / 0.7938 GB, free: 2.324 MB / 0.6075 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.763e-06/0.2272, allocations: 3.938 kB / 0.7938 GB, free: 2.32 MB / 0.6075 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.719e-06/0.2273, allocations: 0 / 0.7938 GB, free: 2.32 MB / 0.6075 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.000248/0.2275, allocations: 265.4 kB / 0.794 GB, free: 2.012 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.724e-06/0.2275, allocations: 4 kB / 0.794 GB, free: 2.008 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001149/0.2276, allocations: 19.98 kB / 0.794 GB, free: 1.988 MB / 0.6075 GB Notification: Performance of postOpt tearingSystem (simulation): time 5.089e-06/0.2277, allocations: 4 kB / 0.794 GB, free: 1.984 MB / 0.6075 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.486e-05/0.2277, allocations: 11.98 kB / 0.7941 GB, free: 1.973 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.044e-06/0.2277, allocations: 256 / 0.7941 GB, free: 1.973 MB / 0.6075 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.766e-06/0.2277, allocations: 3.938 kB / 0.7941 GB, free: 1.969 MB / 0.6075 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0008977/0.2286, allocations: 418.2 kB / 0.7945 GB, free: 1.535 MB / 0.6075 GB Notification: Performance of postOpt removeConstants (simulation): time 6.079e-05/0.2287, allocations: 96.83 kB / 0.7946 GB, free: 1.422 MB / 0.6075 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.555e-05/0.2287, allocations: 15.97 kB / 0.7946 GB, free: 1.406 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00015/0.2289, allocations: 11.98 kB / 0.7946 GB, free: 1.395 MB / 0.6075 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 6.874e-05/0.229, allocations: 23.91 kB / 0.7946 GB, free: 1.371 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.985e-05/0.229, allocations: 15.98 kB / 0.7946 GB, free: 1.355 MB / 0.6075 GB Notification: Performance of sorting global known variables: time 0.0001342/0.2291, allocations: 174 kB / 0.7948 GB, free: 1.184 MB / 0.6075 GB Notification: Performance of sort global known variables: time 1.2e-07/0.2291, allocations: 0 / 0.7948 GB, free: 1.184 MB / 0.6075 GB Notification: Performance of remove unused functions: time 0.0003862/0.2295, allocations: 83.92 kB / 0.7949 GB, free: 1.102 MB / 0.6075 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 3 (TBouSte.U,TBouCon.U,TBouPul.U) * Number of discrete variables: 18 ($whenCondition4,TBouSte.QAve_flow,TBouSte.port.T,TBouSte.UOld,TBouSte.iSam,$whenCondition3,TBouCon.QAve_flow,TBouCon.port.T,TBouCon.UOld,TBouCon.iSam,$whenCondition2,$whenCondition1,TBouPul.QAve_flow,TBouPul.port.T,TBouPul.UOld,TBouPul.iSam,pulse.T_start,pulse.count) * Number of discrete states: 7 (TBouPul.iSam,TBouPul.UOld,pulse.count,TBouCon.iSam,TBouCon.UOld,TBouSte.iSam,TBouSte.UOld) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (23): * Single equations (assignments): 9 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 14 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.001235/0.2308, allocations: 1.018 MB / 0.7959 GB, free: 60 kB / 0.6075 GB Notification: Performance of simCode: created initialization part: time 0.0005913/0.2314, allocations: 300.5 kB / 0.7961 GB, free: 15.75 MB / 0.6231 GB Notification: Performance of simCode: created event and clocks part: time 2.525e-06/0.2314, allocations: 0 / 0.7961 GB, free: 15.75 MB / 0.6231 GB Notification: Performance of simCode: created simulation system equations: time 0.0002443/0.2316, allocations: 103.8 kB / 0.7962 GB, free: 15.65 MB / 0.6231 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005497/0.2322, allocations: 73.14 kB / 0.7963 GB, free: 15.58 MB / 0.6231 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003533/0.2357, allocations: 2.982 MB / 0.7992 GB, free: 12.34 MB / 0.6231 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002675/0.236, allocations: 0.7407 MB / 0.7999 GB, free: 11.58 MB / 0.6231 GB Notification: Performance of simCode: alias equations: time 0.0001377/0.2362, allocations: 54.88 kB / 0.8 GB, free: 11.53 MB / 0.6231 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 9.774e-05/0.2363, allocations: 79.34 kB / 0.8001 GB, free: 11.45 MB / 0.6231 GB Notification: Performance of SimCode: time 6.11e-07/0.2363, allocations: 3.938 kB / 0.8001 GB, free: 11.45 MB / 0.6231 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.0253/0.2616, allocations: 6.492 MB / 0.8064 GB, free: 5.18 MB / 0.6231 GB Notification: Performance of buildModelFMU: Generate platform static: time 8.177/8.439, allocations: 8.484 kB / 0.8064 GB, free: 5.172 MB / 0.6231 GB (rm -f Buildings_8_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition.pipe ; mkfifo Buildings_8_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition.pipe ; head -c 1048576 < Buildings_8_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition.pipe >> ../files/Buildings_8_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition.sim & python3 -m fmpy simulate --output-file Buildings_8_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition_res.csv --start-time 0 --stop-time 1.5768e+08 --timeout 50 --relative-tolerance 1e-06 Buildings_8_Buildings_Fluid_Geothermal_Boreholes_BaseClasses_Examples_SingleUTubeBoundaryCondition.fmu > Buildings_8_Buildings.Fluid.Geothermal.Boreholes.BaseClasses.Examples.SingleUTubeBoundaryCondition.pipe 2>&1)