Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Airflow.Multizone.Examples.ChimneyShaftWithVolume.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/IDEAS 3.0.0-master/package.mo", uses=false) Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-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: "" <> buildModelFMU(IDEAS.Airflow.Multizone.Examples.ChimneyShaftWithVolume,fileNamePrefix="IDEAS_dev_IDEAS_Airflow_Multizone_Examples_ChimneyShaftWithVolume",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IDEAS.Airflow.Multizone.Examples.ChimneyShaftWithVolume,fileNamePrefix="IDEAS_dev_IDEAS_Airflow_Multizone_Examples_ChimneyShaftWithVolume",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 0.001109/0.001109, allocations: 108 kB / 15.6 MB, free: 132 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001203/0.001203, allocations: 193.7 kB / 16.53 MB, free: 6.391 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.42/1.42, allocations: 222.9 MB / 240.2 MB, free: 4.434 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.9816/0.9816, allocations: 135.1 MB / 425.5 MB, free: 11.92 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001547/0.001547, allocations: 63.19 kB / 0.5054 GB, free: 5.23 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.185/0.1866, allocations: 80.92 MB / 0.5845 GB, free: 4.461 MB / 494.1 MB Notification: Performance of NFInst.instantiate(IDEAS.Airflow.Multizone.Examples.ChimneyShaftWithVolume): time 0.6596/0.8463, allocations: 235.8 MB / 0.8148 GB, free: 0.8555 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.01824/0.8646, allocations: 10.4 MB / 0.8249 GB, free: 6.438 MB / 0.6387 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003139/0.8678, allocations: 63.69 kB / 0.825 GB, free: 6.375 MB / 0.6387 GB Notification: Performance of NFTyping.typeComponents: time 0.003112/0.871, allocations: 1.185 MB / 0.8261 GB, free: 5.184 MB / 0.6387 GB Notification: Performance of NFTyping.typeBindings: time 0.00987/0.8808, allocations: 3.657 MB / 0.8297 GB, free: 1.512 MB / 0.6387 GB Notification: Performance of NFTyping.typeClassSections: time 0.005755/0.8866, allocations: 2.063 MB / 0.8317 GB, free: 15.46 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.006638/0.8933, allocations: 4.441 MB / 0.8361 GB, free: 11 MB / 0.6544 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002838/0.8961, allocations: 1.585 MB / 0.8376 GB, free: 9.391 MB / 0.6544 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003643/0.8998, allocations: 1.588 MB / 0.8392 GB, free: 7.797 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003533/0.9033, allocations: 1.503 MB / 0.8406 GB, free: 6.301 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.000699/0.904, allocations: 184 kB / 0.8408 GB, free: 6.121 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.008309/0.9124, allocations: 3.238 MB / 0.844 GB, free: 2.875 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.00146/0.9138, allocations: 0.6973 MB / 0.8447 GB, free: 2.176 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.003157/0.917, allocations: 1.061 MB / 0.8457 GB, free: 1.109 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.009141/0.9262, allocations: 3.787 MB / 0.8494 GB, free: 13.31 MB / 0.67 GB Notification: Performance of FrontEnd - DAE generated: time 6.392e-06/0.9262, allocations: 0 / 0.8494 GB, free: 13.31 MB / 0.67 GB Notification: Performance of FrontEnd: time 1.794e-06/0.9262, allocations: 0 / 0.8494 GB, free: 13.31 MB / 0.67 GB Notification: Performance of Transformations before backend: time 0.0001213/0.9264, allocations: 4 kB / 0.8494 GB, free: 13.31 MB / 0.67 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 344 * Number of variables: 344 Notification: Performance of Generate backend data structure: time 0.007747/0.9341, allocations: 2.486 MB / 0.8518 GB, free: 10.77 MB / 0.67 GB Notification: Performance of prepare preOptimizeDAE: time 4.66e-05/0.9342, allocations: 8.031 kB / 0.8518 GB, free: 10.76 MB / 0.67 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0004788/0.9347, allocations: 210.6 kB / 0.852 GB, free: 10.55 MB / 0.67 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003679/0.9383, allocations: 0.5166 MB / 0.8525 GB, free: 10.03 MB / 0.67 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002881/0.9412, allocations: 1.232 MB / 0.8537 GB, free: 8.738 MB / 0.67 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001228/0.9414, allocations: 102.7 kB / 0.8538 GB, free: 8.637 MB / 0.67 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004195/0.9418, allocations: 144 kB / 0.854 GB, free: 8.496 MB / 0.67 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003734/0.9456, allocations: 1.666 MB / 0.8556 GB, free: 6.762 MB / 0.67 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.16e-05/0.9456, allocations: 0 / 0.8556 GB, free: 6.762 MB / 0.67 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001685/0.9458, allocations: 52 kB / 0.8556 GB, free: 6.711 MB / 0.67 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.432e-05/0.9459, allocations: 74.56 kB / 0.8557 GB, free: 6.637 MB / 0.67 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002977/0.9489, allocations: 1.447 MB / 0.8571 GB, free: 5.184 MB / 0.67 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 0.2643/1.213, allocations: 7.012 MB / 0.864 GB, free: 219.4 MB / 0.67 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001435/1.215, allocations: 1.182 MB / 0.8651 GB, free: 219.2 MB / 0.67 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007245/1.215, allocations: 0.6126 MB / 0.8657 GB, free: 219.2 MB / 0.67 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0006226/1.216, allocations: 0.8591 MB / 0.8666 GB, free: 218.3 MB / 0.67 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0008311/1.217, allocations: 0.6079 MB / 0.8672 GB, free: 218.1 MB / 0.67 GB Notification: Performance of pre-optimization done (n=110): time 3.216e-06/1.217, allocations: 3.75 kB / 0.8672 GB, free: 218.1 MB / 0.67 GB Notification: Performance of matching and sorting (n=110): time 0.002483/1.219, allocations: 1.568 MB / 0.8687 GB, free: 217.6 MB / 0.67 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.786e-05/1.219, allocations: 93.3 kB / 0.8688 GB, free: 217.5 MB / 0.67 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001086/1.221, allocations: 1.199 MB / 0.87 GB, free: 217 MB / 0.67 GB Notification: Performance of collectPreVariables (initialization): time 6.728e-05/1.221, allocations: 47.64 kB / 0.87 GB, free: 217 MB / 0.67 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003831/1.221, allocations: 0.6728 MB / 0.8707 GB, free: 216.6 MB / 0.67 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002213/1.221, allocations: 385.9 kB / 0.871 GB, free: 216.3 MB / 0.67 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002303/1.221, allocations: 181 kB / 0.8712 GB, free: 216.2 MB / 0.67 GB Notification: Performance of setup shared object (initialization): time 5.869e-05/1.222, allocations: 347.3 kB / 0.8715 GB, free: 215.9 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005755/1.222, allocations: 428.1 kB / 0.8719 GB, free: 215.7 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006722/1.223, allocations: 0.5617 MB / 0.8725 GB, free: 215.4 MB / 0.67 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001299/1.224, allocations: 1.014 MB / 0.8735 GB, free: 214.9 MB / 0.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.769e-06/1.224, allocations: 0 / 0.8735 GB, free: 214.9 MB / 0.67 GB Notification: Performance of matching and sorting (n=126) (initialization): time 0.001704/1.226, allocations: 1.215 MB / 0.8747 GB, free: 214.4 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 1.853e-05/1.226, allocations: 6.219 kB / 0.8747 GB, free: 214.4 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.105e-06/1.226, allocations: 5.375 kB / 0.8747 GB, free: 214.4 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.935e-05/1.226, allocations: 7.531 kB / 0.8747 GB, free: 214.4 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008491/1.227, allocations: 223.6 kB / 0.8749 GB, free: 214.4 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.142e-05/1.227, allocations: 6.344 kB / 0.8749 GB, free: 214.4 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009451/1.228, allocations: 98.59 kB / 0.875 GB, free: 214.3 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.681e-05/1.228, allocations: 40.72 kB / 0.875 GB, free: 214.3 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0008944/1.229, allocations: 0.7372 MB / 0.8758 GB, free: 214 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0006511/1.229, allocations: 0.553 MB / 0.8763 GB, free: 213.7 MB / 0.67 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001194/1.231, allocations: 0.9878 MB / 0.8773 GB, free: 213.2 MB / 0.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.765e-06/1.231, allocations: 0.5469 kB / 0.8773 GB, free: 213.2 MB / 0.67 GB Notification: Performance of matching and sorting (n=126) (initialization_lambda0): time 0.001471/1.232, allocations: 1.195 MB / 0.8784 GB, free: 212.7 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 9.308e-06/1.232, allocations: 9 kB / 0.8784 GB, free: 212.7 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.329e-06/1.232, allocations: 2.562 kB / 0.8784 GB, free: 212.7 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 6.663e-06/1.232, allocations: 6.062 kB / 0.8784 GB, free: 212.7 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007752/1.233, allocations: 212.4 kB / 0.8787 GB, free: 212.7 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.506e-06/1.233, allocations: 12.59 kB / 0.8787 GB, free: 212.7 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009004/1.234, allocations: 80.52 kB / 0.8787 GB, free: 212.7 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.937e-05/1.234, allocations: 35.88 kB / 0.8788 GB, free: 212.6 MB / 0.67 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * Number of states: 0 () * Number of discrete variables: 5 ($PRE.mRoo_flow.nextTimeEvent,$whenCondition1,mRoo_flow.nextTimeEventScaled,$PRE.mRoo_flow.nextTimeEventScaled,mRoo_flow.nextTimeEvent) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (126): * Single equations (assignments): 126 * Array equations: 0 * Algorithm blocks: 0 * 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 0.0002076/1.234, allocations: 236 kB / 0.879 GB, free: 212.4 MB / 0.67 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001717/1.234, allocations: 151.6 kB / 0.8791 GB, free: 212.4 MB / 0.67 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001782/1.236, allocations: 1.239 MB / 0.8804 GB, free: 211.8 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.358e-06/1.236, allocations: 16.62 kB / 0.8804 GB, free: 211.8 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.953e-06/1.236, allocations: 2.312 kB / 0.8804 GB, free: 211.8 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001308/1.237, allocations: 1.011 MB / 0.8814 GB, free: 211.4 MB / 0.67 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003693/1.241, allocations: 3.154 MB / 0.8844 GB, free: 209.9 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.972e-06/1.241, allocations: 2.906 kB / 0.8844 GB, free: 209.9 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009677/1.242, allocations: 236.7 kB / 0.8847 GB, free: 209.8 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (simulation): time 8.155e-06/1.242, allocations: 10.06 kB / 0.8847 GB, free: 209.8 MB / 0.67 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.271e-05/1.242, allocations: 29.47 kB / 0.8847 GB, free: 209.8 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.402e-06/1.242, allocations: 8.688 kB / 0.8847 GB, free: 209.8 MB / 0.67 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.614e-06/1.242, allocations: 2.938 kB / 0.8847 GB, free: 209.8 MB / 0.67 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002287/1.244, allocations: 1.991 MB / 0.8867 GB, free: 208.9 MB / 0.67 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0004549/1.245, allocations: 360.4 kB / 0.887 GB, free: 208.6 MB / 0.67 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001771/1.245, allocations: 26.5 kB / 0.887 GB, free: 208.6 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008051/1.246, allocations: 36.06 kB / 0.8871 GB, free: 208.6 MB / 0.67 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001384/1.246, allocations: 78.56 kB / 0.8871 GB, free: 208.6 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.497e-05/1.246, allocations: 43.33 kB / 0.8872 GB, free: 208.6 MB / 0.67 GB Notification: Performance of sorting global known variables: time 0.0008057/1.247, allocations: 0.8284 MB / 0.888 GB, free: 208.2 MB / 0.67 GB Notification: Performance of sort global known variables: time 1.4e-07/1.247, allocations: 0 / 0.888 GB, free: 208.2 MB / 0.67 GB Notification: Performance of remove unused functions: time 0.001503/1.248, allocations: 0.8337 MB / 0.8888 GB, free: 208.1 MB / 0.67 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 11 * Number of states: 9 (roo.dynBal.U,roo.dynBal.m,roo.dynBal.mXi[1],oriChiTop.mExc,oriBot.mExc,oriChiBot.mExc,sha.vol.dynBal.U,sha.vol.dynBal.m,sha.vol.dynBal.mXi[1]) * Number of discrete variables: 3 ($whenCondition1,mRoo_flow.nextTimeEvent,mRoo_flow.nextTimeEventScaled) * Number of discrete states: 2 (mRoo_flow.nextTimeEvent,mRoo_flow.nextTimeEventScaled) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (110): * Single equations (assignments): 108 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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 0.003632/1.252, allocations: 3.028 MB / 0.8918 GB, free: 206.5 MB / 0.67 GB Notification: Performance of simCode: created initialization part: time 0.003576/1.256, allocations: 1.867 MB / 0.8936 GB, free: 205.9 MB / 0.67 GB Notification: Performance of simCode: created event and clocks part: time 6.582e-06/1.256, allocations: 1.188 kB / 0.8936 GB, free: 205.9 MB / 0.67 GB Notification: Performance of simCode: created simulation system equations: time 0.0009165/1.257, allocations: 0.5653 MB / 0.8941 GB, free: 205.8 MB / 0.67 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003805/1.26, allocations: 0.8784 MB / 0.895 GB, free: 205.5 MB / 0.67 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01596/1.276, allocations: 11.98 MB / 0.9067 GB, free: 199 MB / 0.67 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008309/1.277, allocations: 1.369 MB / 0.908 GB, free: 198.2 MB / 0.67 GB Notification: Performance of simCode: alias equations: time 0.001897/1.279, allocations: 455.8 kB / 0.9085 GB, free: 198.1 MB / 0.67 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007048/1.28, allocations: 0.6202 MB / 0.9091 GB, free: 197.7 MB / 0.67 GB Notification: Performance of SimCode: time 9.22e-07/1.28, allocations: 0 / 0.9091 GB, free: 197.7 MB / 0.67 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.642/1.922, allocations: 42.38 MB / 0.9505 GB, free: 175.9 MB / 0.67 GB Notification: Performance of buildModelFMU: Generate platform static: time 8.481/10.4, allocations: 15.81 kB / 0.9505 GB, free: 175.9 MB / 0.67 GB (rm -f IDEAS_dev_IDEAS.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe ; mkfifo IDEAS_dev_IDEAS.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe >> ../files/IDEAS_dev_IDEAS.Airflow.Multizone.Examples.ChimneyShaftWithVolume.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_IDEAS_dev_IDEAS_Airflow_Multizone_Examples_ChimneyShaftWithVolume_fmu --startTime=0 --stopTime=3600 --timeout=50 --tolerance=1e-06 IDEAS_dev_IDEAS_Airflow_Multizone_Examples_ChimneyShaftWithVolume.fmu > IDEAS_dev_IDEAS.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe 2>&1)