Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.FixedResistances.Validation.PressureDropsExplicit.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/BuildSysPro 3.6.0/package.mo", uses=false)
Using package BuildSysPro with version 3.5.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/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(BuildSysPro.IBPSA.Fluid.FixedResistances.Validation.PressureDropsExplicit,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.FixedResistances.Validation.PressureDropsExplicit")
translateModel(BuildSysPro.IBPSA.Fluid.FixedResistances.Validation.PressureDropsExplicit,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.FixedResistances.Validation.PressureDropsExplicit")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008345/0.0008347, allocations: 91.61 kB / 15.06 MB, free: 1.098 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00088/0.00088, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.155/1.155, allocations: 223.3 MB / 240 MB, free: 5.395 MB / 190.1 MB
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/Building/BuildingEnvelope/HeatTransfer/package.mo:2:1-40:17:writable] Warning: Soil_case_nappe was referenced in the package.order file, but was not found in package.mo, Soil_case_nappe/package.mo or Soil_case_nappe.mo.
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/package.mo): time 0.8579/0.8579, allocations: 143.2 MB / 434.2 MB, free: 13.64 MB / 350.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.0002869/0.0002869, allocations: 16 kB / 0.5158 GB, free: 11.51 MB / 430.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.131/0.1313, allocations: 83.41 MB / 0.5972 GB, free: 8.059 MB / 0.4981 GB
Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.FixedResistances.Validation.PressureDropsExplicit): time 0.4137/0.545, allocations: 220.8 MB / 0.8128 GB, free: 15.66 MB / 0.6387 GB
Notification: Performance of NFInst.instExpressions: time 0.01433/0.5594, allocations: 12.67 MB / 0.8252 GB, free: 2.969 MB / 0.6387 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001277/0.5607, allocations: 47.62 kB / 0.8253 GB, free: 2.922 MB / 0.6387 GB
Notification: Performance of NFTyping.typeComponents: time 0.001761/0.5624, allocations: 0.6441 MB / 0.8259 GB, free: 2.273 MB / 0.6387 GB
Notification: Performance of NFTyping.typeBindings: time 0.00325/0.5657, allocations: 1.437 MB / 0.8273 GB, free: 0.832 MB / 0.6387 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002315/0.568, allocations: 1.029 MB / 0.8283 GB, free: 15.82 MB / 0.6544 GB
Notification: Performance of NFFlatten.flatten: time 0.003925/0.572, allocations: 3.92 MB / 0.8321 GB, free: 11.89 MB / 0.6544 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0009447/0.5729, allocations: 0.7919 MB / 0.8329 GB, free: 11.09 MB / 0.6544 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005941/0.5789, allocations: 3.092 MB / 0.8359 GB, free: 7.984 MB / 0.6544 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0009359/0.5798, allocations: 0.8985 MB / 0.8368 GB, free: 7.082 MB / 0.6544 GB
Notification: Performance of NFPackage.collectConstants: time 9.743e-05/0.5799, allocations: 48 kB / 0.8368 GB, free: 7.035 MB / 0.6544 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001237/0.5812, allocations: 0.6938 MB / 0.8375 GB, free: 6.34 MB / 0.6544 GB
Notification: Performance of NFScalarize.scalarize: time 0.0003488/0.5815, allocations: 410.6 kB / 0.8379 GB, free: 5.938 MB / 0.6544 GB
Notification: Performance of NFVerifyModel.verify: time 0.0002423/0.5818, allocations: 285 kB / 0.8382 GB, free: 5.652 MB / 0.6544 GB
Notification: Performance of NFConvertDAE.convert: time 0.001041/0.5828, allocations: 1.208 MB / 0.8394 GB, free: 4.441 MB / 0.6544 GB
Notification: Performance of FrontEnd - DAE generated: time 3.696e-06/0.5828, allocations: 0 / 0.8394 GB, free: 4.441 MB / 0.6544 GB
Notification: Performance of FrontEnd: time 1.092e-06/0.5828, allocations: 0 / 0.8394 GB, free: 4.441 MB / 0.6544 GB
Notification: Performance of Transformations before backend: time 1.063e-05/0.5828, allocations: 0 / 0.8394 GB, free: 4.441 MB / 0.6544 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 193
 * Number of variables: 193
Notification: Performance of Generate backend data structure: time 0.001682/0.5845, allocations: 1.412 MB / 0.8407 GB, free: 2.977 MB / 0.6544 GB
Notification: Performance of prepare preOptimizeDAE: time 2.998e-05/0.5846, allocations: 8.031 kB / 0.8407 GB, free: 2.969 MB / 0.6544 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0005486/0.5851, allocations: 198.7 kB / 0.8409 GB, free: 2.773 MB / 0.6544 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0009982/0.5861, allocations: 0.789 MB / 0.8417 GB, free: 1.93 MB / 0.6544 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001172/0.5863, allocations: 129.3 kB / 0.8418 GB, free: 1.793 MB / 0.6544 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 8.561e-05/0.5864, allocations: 88 kB / 0.8419 GB, free: 1.707 MB / 0.6544 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.001252/0.5876, allocations: 0.9466 MB / 0.8428 GB, free: 0.6719 MB / 0.6544 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.795e-05/0.5876, allocations: 7.875 kB / 0.8428 GB, free: 0.6641 MB / 0.6544 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.029e-05/0.5877, allocations: 32 kB / 0.8429 GB, free: 0.6328 MB / 0.6544 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.768e-05/0.5877, allocations: 24.56 kB / 0.8429 GB, free: 0.6094 MB / 0.6544 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0007982/0.5885, allocations: 0.5158 MB / 0.8434 GB, free: 96 kB / 0.6544 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 0.003968/0.5925, allocations: 4.916 MB / 0.8482 GB, free: 10.87 MB / 0.67 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0004765/0.593, allocations: 445.4 kB / 0.8486 GB, free: 10.3 MB / 0.67 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0003497/0.5934, allocations: 285.2 kB / 0.8489 GB, free: 9.984 MB / 0.67 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001603/0.5935, allocations: 109.1 kB / 0.849 GB, free: 9.859 MB / 0.67 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.561e-05/0.5936, allocations: 58.42 kB / 0.8491 GB, free: 9.793 MB / 0.67 GB
Notification: Performance of pre-optimization done (n=35): time 1.933e-06/0.5936, allocations: 0 / 0.8491 GB, free: 9.793 MB / 0.67 GB
Notification: Performance of matching and sorting (n=35): time 0.001953/0.5955, allocations: 0.885 MB / 0.8499 GB, free: 8.863 MB / 0.67 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001608/0.5957, allocations: 409.6 kB / 0.8503 GB, free: 8.371 MB / 0.67 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001228/0.5969, allocations: 1.224 MB / 0.8515 GB, free: 7.137 MB / 0.67 GB
Notification: Performance of collectPreVariables (initialization): time 3.946e-05/0.597, allocations: 37.7 kB / 0.8515 GB, free: 7.094 MB / 0.67 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0003915/0.5974, allocations: 0.5264 MB / 0.8521 GB, free: 6.562 MB / 0.67 GB
Notification: Performance of collectInitialBindings (initialization): time 8.842e-05/0.5975, allocations: 126.2 kB / 0.8522 GB, free: 6.438 MB / 0.67 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 1.338e-05/0.5975, allocations: 4 kB / 0.8522 GB, free: 6.434 MB / 0.67 GB
Notification: Performance of setup shared object (initialization): time 9.084e-05/0.5976, allocations: 322 kB / 0.8525 GB, free: 6.113 MB / 0.67 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001943/0.5978, allocations: 95.94 kB / 0.8526 GB, free: 6.02 MB / 0.67 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003591/0.5982, allocations: 345 kB / 0.8529 GB, free: 5.59 MB / 0.67 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0002308/0.5984, allocations: 152 kB / 0.8531 GB, free: 5.441 MB / 0.67 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.737e-06/0.5984, allocations: 4 kB / 0.8531 GB, free: 5.438 MB / 0.67 GB
Notification: Performance of matching and sorting (n=37) (initialization): time 0.001024/0.5994, allocations: 0.5534 MB / 0.8536 GB, free: 4.875 MB / 0.67 GB
Notification: Performance of prepare postOptimizeDAE: time 9.822e-05/0.5995, allocations: 196.3 kB / 0.8538 GB, free: 4.633 MB / 0.67 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.081e-06/0.5996, allocations: 0 / 0.8538 GB, free: 4.633 MB / 0.67 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0004914/0.6001, allocations: 118.7 kB / 0.8539 GB, free: 4.512 MB / 0.67 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004105/0.6005, allocations: 96.38 kB / 0.854 GB, free: 4.418 MB / 0.67 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001176/0.6017, allocations: 2.312 MB / 0.8562 GB, free: 2.008 MB / 0.67 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005613/0.6022, allocations: 112.8 kB / 0.8564 GB, free: 1.898 MB / 0.67 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.977e-05/0.6023, allocations: 23.98 kB / 0.8564 GB, free: 1.875 MB / 0.67 GB
Notification: Performance of prepare postOptimizeDAE: time 5.991e-06/0.6023, allocations: 4 kB / 0.8564 GB, free: 1.871 MB / 0.67 GB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.0006425/0.6029, allocations: 369.3 kB / 0.8567 GB, free: 1.504 MB / 0.67 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.699e-06/0.603, allocations: 8.031 kB / 0.8567 GB, free: 1.496 MB / 0.67 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.000183/0.6032, allocations: 69.66 kB / 0.8568 GB, free: 1.422 MB / 0.67 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002203/0.6034, allocations: 69.03 kB / 0.8569 GB, free: 1.355 MB / 0.67 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.2288/0.8322, allocations: 3.022 MB / 0.8598 GB, free: 207.9 MB / 0.67 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007856/0.833, allocations: 113.2 kB / 0.8599 GB, free: 207.9 MB / 0.67 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.989e-05/0.833, allocations: 21.27 kB / 0.86 GB, free: 207.9 MB / 0.67 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 15
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (31):
 * Single equations (assignments): 27
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 2
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details:
 * Constant Jacobian: 0
 * Linear Jacobian (size,density): 0
 * Non-linear Jacobian: 2 {1,1}
 * Without analytic Jacobian: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 0
 * Non-linear torn systems: 2 {1 3,1 3}
Notification: Performance of prepare postOptimizeDAE: time 0.0003936/0.8334, allocations: 351.6 kB / 0.8603 GB, free: 207.7 MB / 0.67 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000308/0.8337, allocations: 133.7 kB / 0.8604 GB, free: 207.7 MB / 0.67 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0006392/0.8344, allocations: 459.2 kB / 0.8609 GB, free: 207.7 MB / 0.67 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.199e-06/0.8344, allocations: 5.938 kB / 0.8609 GB, free: 207.7 MB / 0.67 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.916e-06/0.8344, allocations: 8.5 kB / 0.8609 GB, free: 207.7 MB / 0.67 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.041e-06/0.8344, allocations: 3.859 kB / 0.8609 GB, free: 207.7 MB / 0.67 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002149/0.8366, allocations: 2.565 MB / 0.8634 GB, free: 206.2 MB / 0.67 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.021e-06/0.8366, allocations: 9.766 kB / 0.8634 GB, free: 206.2 MB / 0.67 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002086/0.8368, allocations: 69.64 kB / 0.8635 GB, free: 206.2 MB / 0.67 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0001494/0.837, allocations: 82.83 kB / 0.8635 GB, free: 206.2 MB / 0.67 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.912e-05/0.837, allocations: 12.72 kB / 0.8635 GB, free: 206.2 MB / 0.67 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0005902/0.8376, allocations: 2.31 MB / 0.8658 GB, free: 204 MB / 0.67 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.828e-06/0.8376, allocations: 5.969 kB / 0.8658 GB, free: 204 MB / 0.67 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006002/0.8382, allocations: 0.8008 MB / 0.8666 GB, free: 203.5 MB / 0.67 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0002158/0.8384, allocations: 259 kB / 0.8668 GB, free: 203.3 MB / 0.67 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001092/0.8385, allocations: 15.2 kB / 0.8668 GB, free: 203.3 MB / 0.67 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005662/0.8391, allocations: 64.98 kB / 0.8669 GB, free: 203.3 MB / 0.67 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 4.814e-05/0.8392, allocations: 43.47 kB / 0.867 GB, free: 203.3 MB / 0.67 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.466e-05/0.8392, allocations: 18.81 kB / 0.867 GB, free: 203.3 MB / 0.67 GB
Notification: Performance of sorting global known variables: time 0.0007376/0.8399, allocations: 0.8489 MB / 0.8678 GB, free: 203.2 MB / 0.67 GB
Notification: Performance of sort global known variables: time 9.1e-08/0.8399, allocations: 0 / 0.8678 GB, free: 203.2 MB / 0.67 GB
Notification: Performance of remove unused functions: time 0.001022/0.841, allocations: 447.2 kB / 0.8682 GB, free: 203.2 MB / 0.67 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 22
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (27):
 * Single equations (assignments): 23
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 2
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details:
 * Constant Jacobian: 0
 * Linear Jacobian (size,density): 0
 * Non-linear Jacobian: 2 {1,1}
 * Without analytic Jacobian: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 0
 * Non-linear torn systems: 2 {1 3,1 3}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0003567/0.8413, allocations: 236.5 kB / 0.8684 GB, free: 203.1 MB / 0.67 GB
Notification: Performance of simCode: created initialization part: time 0.001184/0.8425, allocations: 0.7383 MB / 0.8692 GB, free: 202.9 MB / 0.67 GB
Notification: Performance of simCode: created event and clocks part: time 3.757e-06/0.8425, allocations: 2.906 kB / 0.8692 GB, free: 202.9 MB / 0.67 GB
Notification: Performance of simCode: created simulation system equations: time 0.0003496/0.8429, allocations: 205.8 kB / 0.8694 GB, free: 202.8 MB / 0.67 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002764/0.8457, allocations: 0.7588 MB / 0.8701 GB, free: 202.8 MB / 0.67 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001703/0.8474, allocations: 2.071 MB / 0.8721 GB, free: 201.7 MB / 0.67 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003994/0.8478, allocations: 1.14 MB / 0.8732 GB, free: 201 MB / 0.67 GB
Notification: Performance of simCode: alias equations: time 0.0006676/0.8485, allocations: 292 kB / 0.8735 GB, free: 201 MB / 0.67 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001172/0.8486, allocations: 80.42 kB / 0.8736 GB, free: 201 MB / 0.67 GB
Notification: Performance of SimCode: time 2.41e-07/0.8486, allocations: 3.938 kB / 0.8736 GB, free: 201 MB / 0.67 GB
Notification: Performance of Templates: time 0.03066/0.8793, allocations: 22.75 MB / 0.8958 GB, free: 199.5 MB / 0.67 GB
make -j1 -f BuildSysPro_BuildSysPro.IBPSA.Fluid.FixedResistances.Validation.PressureDropsExplicit.makefile
(rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.FixedResistances.Validation.PressureDropsExplicit.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.FixedResistances.Validation.PressureDropsExplicit.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.FixedResistances.Validation.PressureDropsExplicit.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.FixedResistances.Validation.PressureDropsExplicit.sim & ./BuildSysPro_BuildSysPro.IBPSA.Fluid.FixedResistances.Validation.PressureDropsExplicit  -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.Fluid.FixedResistances.Validation.PressureDropsExplicit.pipe 2>&1)