Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest.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/PowerSystems 2.0.0/package.mo", uses=false) Using package PowerSystems with version 2.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/PowerSystems 2.0.0/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: "" <> buildModelFMU(PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest,fileNamePrefix="PowerSystems_PowerSystems_Examples_PowerWorld_Test_LoadDispatcherTest",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest,fileNamePrefix="PowerSystems_PowerSystems_Examples_PowerWorld_Test_LoadDispatcherTest",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 0.001567/0.001567, allocations: 109.6 kB / 16.92 MB, free: 6.332 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001816/0.001817, allocations: 191.4 kB / 17.85 MB, free: 5.414 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.38/1.38, allocations: 222.9 MB / 241.5 MB, free: 15.3 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/PowerSystems 2.0.0/package.mo): time 0.1925/0.1925, allocations: 38.04 MB / 329.7 MB, free: 8.797 MB / 270.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001537/0.001537, allocations: 63.53 kB / 398.9 MB, free: 33.93 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1018/0.1034, allocations: 58.05 MB / 457 MB, free: 7.961 MB / 334.1 MB Notification: Performance of NFInst.instantiate(PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest): time 0.005996/0.1094, allocations: 3.82 MB / 460.8 MB, free: 4.121 MB / 334.1 MB Notification: Performance of NFInst.instExpressions: time 0.002857/0.1123, allocations: 1.469 MB / 462.2 MB, free: 2.645 MB / 334.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0004931/0.1128, allocations: 15.94 kB / 462.3 MB, free: 2.629 MB / 334.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0005021/0.1133, allocations: 103.1 kB / 462.4 MB, free: 2.527 MB / 334.1 MB Notification: Performance of NFTyping.typeBindings: time 0.000589/0.1139, allocations: 146.9 kB / 462.5 MB, free: 2.383 MB / 334.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0009298/0.1149, allocations: 372.3 kB / 462.9 MB, free: 2.023 MB / 334.1 MB Notification: Performance of NFFlatten.flatten: time 0.0009359/0.1158, allocations: 0.7453 MB / 463.6 MB, free: 1.273 MB / 334.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0004717/0.1163, allocations: 231.4 kB / 463.8 MB, free: 1.047 MB / 334.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0007698/0.1171, allocations: 283 kB / 464.1 MB, free: 0.7695 MB / 334.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0005854/0.1177, allocations: 282.7 kB / 464.4 MB, free: 0.4922 MB / 334.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0002503/0.118, allocations: 64 kB / 464.5 MB, free: 440 kB / 334.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0004497/0.1184, allocations: 124 kB / 464.6 MB, free: 316 kB / 334.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002537/0.1187, allocations: 155.5 kB / 464.7 MB, free: 160 kB / 334.1 MB Notification: Performance of NFVerifyModel.verify: time 0.000457/0.1192, allocations: 294.5 kB / 465 MB, free: 15.86 MB / 350.1 MB Notification: Performance of NFConvertDAE.convert: time 0.001371/0.1205, allocations: 0.7982 MB / 465.8 MB, free: 15.07 MB / 350.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.442e-06/0.1206, allocations: 0 / 465.8 MB, free: 15.07 MB / 350.1 MB Notification: Performance of FrontEnd: time 2.074e-06/0.1206, allocations: 0 / 465.8 MB, free: 15.07 MB / 350.1 MB Notification: Performance of Transformations before backend: time 4.386e-05/0.1206, allocations: 0 / 465.8 MB, free: 15.07 MB / 350.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 86 * Number of variables: 86 Notification: Performance of Generate backend data structure: time 0.002497/0.1231, allocations: 1.002 MB / 466.8 MB, free: 14 MB / 350.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.915e-05/0.1232, allocations: 11.89 kB / 466.8 MB, free: 13.99 MB / 350.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001145/0.1233, allocations: 70.72 kB / 466.9 MB, free: 13.91 MB / 350.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001854/0.1235, allocations: 68.09 kB / 467 MB, free: 13.84 MB / 350.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.000931/0.1244, allocations: 0.5102 MB / 467.5 MB, free: 13.29 MB / 350.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.466e-05/0.1245, allocations: 29.38 kB / 467.5 MB, free: 13.26 MB / 350.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 7.432e-05/0.1246, allocations: 39.94 kB / 467.5 MB, free: 13.22 MB / 350.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001196/0.1258, allocations: 0.5497 MB / 468.1 MB, free: 12.63 MB / 350.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.359e-05/0.1258, allocations: 4 kB / 468.1 MB, free: 12.62 MB / 350.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.347e-05/0.1259, allocations: 12 kB / 468.1 MB, free: 12.61 MB / 350.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.2e-05/0.1259, allocations: 8 kB / 468.1 MB, free: 12.61 MB / 350.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001368/0.1273, allocations: 0.5199 MB / 468.6 MB, free: 12.09 MB / 350.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002511/0.1298, allocations: 2.079 MB / 470.7 MB, free: 9.914 MB / 350.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001616/0.1314, allocations: 0.5922 MB / 471.3 MB, free: 9.285 MB / 350.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006155/0.132, allocations: 231.3 kB / 471.5 MB, free: 9.047 MB / 350.1 MB Notification: Performance of preOpt evalFunc (simulation): time 4.923e-05/0.1321, allocations: 11.98 kB / 471.5 MB, free: 9.035 MB / 350.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0009019/0.133, allocations: 362.2 kB / 471.9 MB, free: 8.656 MB / 350.1 MB Notification: Performance of pre-optimization done (n=37): time 2.595e-06/0.133, allocations: 0 / 471.9 MB, free: 8.656 MB / 350.1 MB Notification: Performance of matching and sorting (n=37): time 0.002176/0.1352, allocations: 0.7532 MB / 472.6 MB, free: 7.898 MB / 350.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 9.252e-05/0.1353, allocations: 191.9 kB / 472.8 MB, free: 7.668 MB / 350.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0005707/0.1359, allocations: 0.4951 MB / 473.3 MB, free: 7.16 MB / 350.1 MB Notification: Performance of collectPreVariables (initialization): time 5.297e-05/0.1359, allocations: 41.7 kB / 473.4 MB, free: 7.113 MB / 350.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002055/0.1362, allocations: 272.1 kB / 473.6 MB, free: 6.84 MB / 350.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001189/0.1363, allocations: 122.4 kB / 473.8 MB, free: 6.719 MB / 350.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001459/0.1364, allocations: 90.08 kB / 473.8 MB, free: 6.621 MB / 350.1 MB Notification: Performance of setup shared object (initialization): time 0.0001347/0.1366, allocations: 366.8 kB / 474.2 MB, free: 6.254 MB / 350.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006507/0.1372, allocations: 222.5 kB / 474.4 MB, free: 6.035 MB / 350.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007304/0.138, allocations: 345.9 kB / 474.8 MB, free: 5.648 MB / 350.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.00131/0.1393, allocations: 0.5793 MB / 475.3 MB, free: 5.016 MB / 350.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.006e-06/0.1393, allocations: 0 / 475.3 MB, free: 5.016 MB / 350.1 MB Notification: Performance of matching and sorting (n=53) (initialization): time 0.001644/0.141, allocations: 0.7132 MB / 476.1 MB, free: 4.285 MB / 350.1 MB Notification: Performance of prepare postOptimizeDAE: time 5.052e-05/0.141, allocations: 63.39 kB / 476.1 MB, free: 4.211 MB / 350.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.021e-05/0.141, allocations: 4 kB / 476.1 MB, free: 4.207 MB / 350.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.827e-05/0.1411, allocations: 8 kB / 476.1 MB, free: 4.199 MB / 350.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004929/0.1416, allocations: 103.9 kB / 476.2 MB, free: 4.098 MB / 350.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.57e-05/0.1416, allocations: 15.92 kB / 476.2 MB, free: 4.082 MB / 350.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004834/0.1421, allocations: 83.69 kB / 476.3 MB, free: 4 MB / 350.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.474e-05/0.1421, allocations: 23.98 kB / 476.3 MB, free: 3.977 MB / 350.1 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0007422/0.1429, allocations: 352.9 kB / 476.7 MB, free: 3.625 MB / 350.1 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0006572/0.1435, allocations: 326 kB / 477 MB, free: 3.262 MB / 350.1 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001206/0.1448, allocations: 0.5668 MB / 477.6 MB, free: 2.645 MB / 350.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.636e-06/0.1448, allocations: 7.938 kB / 477.6 MB, free: 2.637 MB / 350.1 MB Notification: Performance of matching and sorting (n=53) (initialization_lambda0): time 0.001552/0.1463, allocations: 0.6904 MB / 478.3 MB, free: 1.93 MB / 350.1 MB Notification: Performance of prepare postOptimizeDAE: time 3.797e-05/0.1464, allocations: 63.39 kB / 478.3 MB, free: 1.855 MB / 350.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.454e-06/0.1464, allocations: 4 kB / 478.3 MB, free: 1.852 MB / 350.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 8.406e-06/0.1464, allocations: 12.31 kB / 478.4 MB, free: 1.84 MB / 350.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004312/0.1469, allocations: 99.86 kB / 478.5 MB, free: 1.742 MB / 350.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.295e-06/0.1469, allocations: 7.938 kB / 478.5 MB, free: 1.734 MB / 350.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004479/0.1473, allocations: 71.62 kB / 478.5 MB, free: 1.664 MB / 350.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.537e-05/0.1474, allocations: 16 kB / 478.5 MB, free: 1.648 MB / 350.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 14 * Number of states: 0 () * Number of discrete variables: 17 ($PRE.loadDispatcher.data.nextTimeEvent,$whenCondition2,loadDispatcher.hydroDaily.count,$PRE.loadDispatcher.hydroDaily.count,loadDispatcher.hydroDaily.T_start,$PRE.loadDispatcher.hydroDaily.T_start,loadDispatcher.data.nextTimeEventScaled,$PRE.loadDispatcher.data.nextTimeEventScaled,loadDispatcher.data.nextTimeEvent,$whenCondition3,frequency.count,$PRE.frequency.count,frequency.T_start,$PRE.frequency.T_start,$whenCondition1,system.initime,loadDispatcher.secondaryControl.I.local_reset) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (51): * Single equations (assignments): 49 * Array equations: 0 * Algorithm blocks: 2 * 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 0.0001723/0.1475, allocations: 219.3 kB / 478.8 MB, free: 1.43 MB / 350.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 9.669e-05/0.1476, allocations: 51.34 kB / 478.8 MB, free: 1.379 MB / 350.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001374/0.1478, allocations: 72.58 kB / 478.9 MB, free: 1.309 MB / 350.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.302e-06/0.1478, allocations: 4 kB / 478.9 MB, free: 1.305 MB / 350.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.611e-06/0.1478, allocations: 3.938 kB / 478.9 MB, free: 1.301 MB / 350.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.75e-06/0.1478, allocations: 0 / 478.9 MB, free: 1.301 MB / 350.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0005649/0.1484, allocations: 0.5438 MB / 479.4 MB, free: 0.707 MB / 350.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.647e-06/0.1484, allocations: 0 / 479.4 MB, free: 0.707 MB / 350.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004076/0.1488, allocations: 79.94 kB / 479.5 MB, free: 0.6289 MB / 350.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 4.678e-06/0.1488, allocations: 0 / 479.5 MB, free: 0.6289 MB / 350.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.549e-05/0.1489, allocations: 15.98 kB / 479.5 MB, free: 0.6133 MB / 350.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.258e-06/0.1489, allocations: 3.938 kB / 479.5 MB, free: 0.6094 MB / 350.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.635e-06/0.1489, allocations: 4 kB / 479.5 MB, free: 0.6055 MB / 350.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002138/0.151, allocations: 0.8694 MB / 480.4 MB, free: 15.7 MB / 366.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0002234/0.1513, allocations: 180.3 kB / 480.6 MB, free: 15.51 MB / 366.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 9.333e-05/0.1514, allocations: 16 kB / 480.6 MB, free: 15.49 MB / 366.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004104/0.1518, allocations: 47.94 kB / 480.6 MB, free: 15.45 MB / 366.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001313/0.1519, allocations: 51.94 kB / 480.7 MB, free: 15.39 MB / 366.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.588e-05/0.152, allocations: 12 kB / 480.7 MB, free: 15.38 MB / 366.1 MB Notification: Performance of sorting global known variables: time 0.0004077/0.1524, allocations: 362.8 kB / 481.1 MB, free: 15.03 MB / 366.1 MB Notification: Performance of sort global known variables: time 1.3e-07/0.1524, allocations: 0 / 481.1 MB, free: 15.03 MB / 366.1 MB Notification: Performance of remove unused functions: time 0.0006852/0.1531, allocations: 199.5 kB / 481.3 MB, free: 14.84 MB / 366.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 1 (loadDispatcher.secondaryControl.I.y) * Number of discrete variables: 10 ($whenCondition3,$whenCondition2,loadDispatcher.data.nextTimeEvent,loadDispatcher.data.nextTimeEventScaled,loadDispatcher.hydroDaily.T_start,loadDispatcher.hydroDaily.count,$whenCondition1,frequency.T_start,frequency.count,system.initime) * Number of discrete states: 4 (frequency.count,loadDispatcher.hydroDaily.count,loadDispatcher.data.nextTimeEventScaled,loadDispatcher.data.nextTimeEvent) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (37): * Single equations (assignments): 30 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 7 * 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 0.004669/0.1578, allocations: 1.766 MB / 483 MB, free: 13.21 MB / 366.1 MB Notification: Performance of simCode: created initialization part: time 0.003598/0.1614, allocations: 1.029 MB / 484 MB, free: 12.13 MB / 366.1 MB Notification: Performance of simCode: created event and clocks part: time 5.711e-06/0.1614, allocations: 0 / 484 MB, free: 12.13 MB / 366.1 MB Notification: Performance of simCode: created simulation system equations: time 0.001123/0.1626, allocations: 270.9 kB / 484.3 MB, free: 11.87 MB / 366.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001171/0.1637, allocations: 147.5 kB / 484.5 MB, free: 11.73 MB / 366.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01367/0.1774, allocations: 5.061 MB / 489.5 MB, free: 6.457 MB / 366.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000622/0.1781, allocations: 0.8552 MB / 490.4 MB, free: 5.574 MB / 366.1 MB Notification: Performance of simCode: alias equations: time 0.0007203/0.1788, allocations: 112.3 kB / 490.5 MB, free: 5.465 MB / 366.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004464/0.1793, allocations: 195.4 kB / 490.7 MB, free: 5.273 MB / 366.1 MB Notification: Performance of SimCode: time 2.745e-06/0.1793, allocations: 0 / 490.7 MB, free: 5.273 MB / 366.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.05216/0.2315, allocations: 13 MB / 0.4919 GB, free: 8.426 MB / 382.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 7.674/7.906, allocations: 11.98 kB / 0.4919 GB, free: 8.414 MB / 382.1 MB (rm -f PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest.pipe ; mkfifo PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest.pipe ; head -c 1048576 < PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest.pipe >> ../files/PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest.sim & python3 -m fmpy simulate --output-file PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest_res.csv --start-time 0 --stop-time 120 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.048 PowerSystems_PowerSystems_Examples_PowerWorld_Test_LoadDispatcherTest.fmu > PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest.pipe 2>&1)