Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Fluid.Movers.Validation.PumpCurveConstruction.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/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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: translateModel(BuildingSystems.Fluid.Movers.Validation.PumpCurveConstruction,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Fluid.Movers.Validation.PumpCurveConstruction") translateModel(BuildingSystems.Fluid.Movers.Validation.PumpCurveConstruction,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Fluid.Movers.Validation.PumpCurveConstruction") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001025/0.001025, allocations: 108 kB / 15.61 MB, free: 152 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001328/0.001328, allocations: 194.3 kB / 16.53 MB, free: 6.664 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.279/1.279, allocations: 222.9 MB / 240.2 MB, free: 4.391 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002073/0.002073, allocations: 279.2 kB / 290.7 MB, free: 1.984 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9183/0.9183, allocations: 169.3 MB / 0.4982 GB, free: 13.95 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001721/0.001722, allocations: 100 kB / 0.5952 GB, free: 28.02 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1404/0.1421, allocations: 86.98 MB / 0.6802 GB, free: 0.7227 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Fluid.Movers.Validation.PumpCurveConstruction): time 0.4034/0.5455, allocations: 104.1 MB / 0.7818 GB, free: 7.934 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.04117/0.5867, allocations: 34.95 MB / 0.8159 GB, free: 7.199 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.006668/0.5935, allocations: 164.2 kB / 0.8161 GB, free: 7.195 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.02606/0.6196, allocations: 18.53 MB / 0.8342 GB, free: 3.266 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.01265/0.6322, allocations: 5.286 MB / 0.8394 GB, free: 360 kB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.009164/0.6414, allocations: 3.986 MB / 0.8433 GB, free: 13.7 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.03986/0.6813, allocations: 31.06 MB / 0.8736 GB, free: 7.117 MB / 0.5919 GB Notification: Performance of NFFlatten.resolveConnections: time 0.006015/0.6873, allocations: 3.544 MB / 0.877 GB, free: 3.582 MB / 0.5919 GB Notification: Performance of NFEvalConstants.evaluate: time 0.007909/0.6953, allocations: 4.108 MB / 0.8811 GB, free: 15.72 MB / 0.6075 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004804/0.7001, allocations: 3.223 MB / 0.8842 GB, free: 12.75 MB / 0.6075 GB Notification: Performance of NFPackage.collectConstants: time 0.001231/0.7013, allocations: 436 kB / 0.8846 GB, free: 12.32 MB / 0.6075 GB Notification: Performance of NFFlatten.collectFunctions: time 0.006505/0.7078, allocations: 2.909 MB / 0.8875 GB, free: 9.551 MB / 0.6075 GB Notification: Performance of NFScalarize.scalarize: time 0.002118/0.71, allocations: 1.821 MB / 0.8892 GB, free: 7.742 MB / 0.6075 GB Notification: Performance of NFVerifyModel.verify: time 0.004834/0.7148, allocations: 2.942 MB / 0.8921 GB, free: 4.805 MB / 0.6075 GB Notification: Performance of NFConvertDAE.convert: time 0.01256/0.7274, allocations: 8.55 MB / 0.9005 GB, free: 12.54 MB / 0.6231 GB Notification: Performance of FrontEnd - DAE generated: time 5.14e-06/0.7274, allocations: 0 / 0.9005 GB, free: 12.54 MB / 0.6231 GB Notification: Performance of FrontEnd: time 1.252e-06/0.7274, allocations: 0 / 0.9005 GB, free: 12.54 MB / 0.6231 GB Notification: Performance of Transformations before backend: time 0.0002144/0.7277, allocations: 0 / 0.9005 GB, free: 12.54 MB / 0.6231 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 541 * Number of variables: 541 Notification: Performance of Generate backend data structure: time 0.01215/0.7398, allocations: 6.186 MB / 0.9065 GB, free: 6.281 MB / 0.6231 GB Notification: Performance of prepare preOptimizeDAE: time 3.897e-05/0.7399, allocations: 11.97 kB / 0.9065 GB, free: 6.27 MB / 0.6231 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01068/0.7506, allocations: 1.893 MB / 0.9084 GB, free: 4.367 MB / 0.6231 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01455/0.7651, allocations: 6.956 MB / 0.9152 GB, free: 13.52 MB / 0.6387 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002721/0.7654, allocations: 201.2 kB / 0.9153 GB, free: 13.32 MB / 0.6387 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006096/0.7661, allocations: 247.3 kB / 0.9156 GB, free: 13.09 MB / 0.6387 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.006504/0.7726, allocations: 3.227 MB / 0.9187 GB, free: 9.715 MB / 0.6387 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.632e-05/0.7726, allocations: 7.922 kB / 0.9187 GB, free: 9.707 MB / 0.6387 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002308/0.7728, allocations: 88 kB / 0.9188 GB, free: 9.621 MB / 0.6387 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.683e-05/0.7729, allocations: 56 kB / 0.9189 GB, free: 9.566 MB / 0.6387 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.006201/0.7791, allocations: 2.612 MB / 0.9214 GB, free: 6.938 MB / 0.6387 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 0.02006/0.7992, allocations: 14.93 MB / 0.936 GB, free: 7.223 MB / 0.6544 GB Notification: Performance of preOpt comSubExp (simulation): time 0.005555/0.8047, allocations: 2.308 MB / 0.9383 GB, free: 4.91 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.002402/0.8072, allocations: 1.001 MB / 0.9392 GB, free: 3.91 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.007524/0.8147, allocations: 4.975 MB / 0.9441 GB, free: 14.7 MB / 0.67 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.035e-05/0.8147, allocations: 47.56 kB / 0.9441 GB, free: 14.64 MB / 0.67 GB Notification: Performance of pre-optimization done (n=112): time 2.835e-06/0.8148, allocations: 0 / 0.9441 GB, free: 14.64 MB / 0.67 GB Notification: Performance of matching and sorting (n=112): time 0.01102/0.8258, allocations: 3.979 MB / 0.948 GB, free: 10.59 MB / 0.67 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.338e-05/0.8258, allocations: 64.41 kB / 0.9481 GB, free: 10.52 MB / 0.67 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.007948/0.8338, allocations: 5.416 MB / 0.9534 GB, free: 5.09 MB / 0.67 GB Notification: Performance of collectPreVariables (initialization): time 0.0002609/0.8341, allocations: 61.7 kB / 0.9534 GB, free: 5.023 MB / 0.67 GB Notification: Performance of collectInitialEqns (initialization): time 0.001986/0.8361, allocations: 2.225 MB / 0.9556 GB, free: 2.809 MB / 0.67 GB Notification: Performance of collectInitialBindings (initialization): time 0.0004863/0.8366, allocations: 415.1 kB / 0.956 GB, free: 2.406 MB / 0.67 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001363/0.8379, allocations: 0.8778 MB / 0.9569 GB, free: 1.523 MB / 0.67 GB Notification: Performance of setup shared object (initialization): time 0.0001005/0.838, allocations: 305.1 kB / 0.9572 GB, free: 1.223 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004401/0.8424, allocations: 2.633 MB / 0.9597 GB, free: 14.58 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005352/0.8478, allocations: 3.475 MB / 0.9631 GB, free: 10.79 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.008908/0.8567, allocations: 5.586 MB / 0.9686 GB, free: 4.949 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.485e-05/0.8568, allocations: 8 kB / 0.9686 GB, free: 4.941 MB / 0.6856 GB Notification: Performance of matching and sorting (n=488) (initialization): time 0.01235/0.8691, allocations: 7.077 MB / 0.9755 GB, free: 13.82 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 3.398e-05/0.8692, allocations: 12 kB / 0.9755 GB, free: 13.8 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.181e-05/0.8692, allocations: 20 kB / 0.9755 GB, free: 13.79 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001738/0.871, allocations: 0.7102 MB / 0.9762 GB, free: 13.07 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002771/0.8737, allocations: 0.6708 MB / 0.9769 GB, free: 12.39 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002302/0.8761, allocations: 2.732 MB / 0.9795 GB, free: 9.559 MB / 0.7012 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003858/0.8799, allocations: 453.8 kB / 0.98 GB, free: 9.113 MB / 0.7012 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000374/0.8803, allocations: 211.9 kB / 0.9802 GB, free: 8.906 MB / 0.7012 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006571/0.8869, allocations: 3.247 MB / 0.9833 GB, free: 5.652 MB / 0.7012 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.004492/0.8914, allocations: 3.041 MB / 0.9863 GB, free: 2.293 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.007488/0.8989, allocations: 4.733 MB / 0.9909 GB, free: 13.31 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.158e-05/0.8989, allocations: 4 kB / 0.9909 GB, free: 13.3 MB / 0.7169 GB Notification: Performance of matching and sorting (n=488) (initialization_lambda0): time 0.01159/0.9105, allocations: 6.249 MB / 0.997 GB, free: 7.012 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 2.19e-05/0.9106, allocations: 14.34 kB / 0.9971 GB, free: 7 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.61e-05/0.9106, allocations: 20 kB / 0.9971 GB, free: 6.98 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002538/0.9131, allocations: 0.8041 MB / 0.9979 GB, free: 6.164 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002604/0.9158, allocations: 0.6396 MB / 0.9985 GB, free: 5.523 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01767/0.9334, allocations: 13.65 MB / 1.012 GB, free: 7.219 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004057/0.9375, allocations: 366.9 kB / 1.012 GB, free: 6.859 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005167/0.938, allocations: 171.9 kB / 1.012 GB, free: 6.691 MB / 0.7325 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 77 * 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 (332): * Single equations (assignments): 320 * Array equations: 4 * Algorithm blocks: 0 * Record equations: 4 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * 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): 4 systems {(1,4), (1,4), (1,4), (1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.0008819/0.9389, allocations: 330 kB / 1.013 GB, free: 6.363 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001169/0.9401, allocations: 481.6 kB / 1.013 GB, free: 5.887 MB / 0.7325 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.009413/0.9495, allocations: 3.339 MB / 1.016 GB, free: 2.527 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.213e-05/0.9496, allocations: 20 kB / 1.016 GB, free: 2.508 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.131e-06/0.9496, allocations: 4 kB / 1.016 GB, free: 2.504 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.7e-05/0.9496, allocations: 7.969 kB / 1.016 GB, free: 2.496 MB / 0.7325 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01413/0.9638, allocations: 6.167 MB / 1.022 GB, free: 12.28 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.632e-06/0.9638, allocations: 0 / 1.022 GB, free: 12.28 MB / 0.7481 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001771/0.9656, allocations: 311.6 kB / 1.023 GB, free: 11.98 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001015/0.9666, allocations: 382.9 kB / 1.023 GB, free: 11.59 MB / 0.7481 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001336/0.9667, allocations: 51.94 kB / 1.023 GB, free: 11.54 MB / 0.7481 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001857/0.9686, allocations: 2.611 MB / 1.026 GB, free: 8.824 MB / 0.7481 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.439e-06/0.9686, allocations: 4.234 kB / 1.026 GB, free: 8.82 MB / 0.7481 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.007827/0.9765, allocations: 3.072 MB / 1.029 GB, free: 5.707 MB / 0.7481 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001981/0.9785, allocations: 0.7831 MB / 1.029 GB, free: 4.898 MB / 0.7481 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001069/0.9795, allocations: 35.94 kB / 1.029 GB, free: 4.863 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002986/0.9825, allocations: 143.8 kB / 1.03 GB, free: 4.723 MB / 0.7481 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001976/0.9827, allocations: 89.19 kB / 1.03 GB, free: 4.637 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002043/0.983, allocations: 91.92 kB / 1.03 GB, free: 4.547 MB / 0.7481 GB Notification: Performance of sorting global known variables: time 0.006962/0.9899, allocations: 3.577 MB / 1.033 GB, free: 0.9727 MB / 0.7481 GB Notification: Performance of sort global known variables: time 5.61e-07/0.9899, allocations: 0 / 1.033 GB, free: 0.9727 MB / 0.7481 GB Notification: Performance of remove unused functions: time 0.008956/0.9989, allocations: 2.312 MB / 1.036 GB, free: 14.66 MB / 0.7637 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * 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 (117): * Single equations (assignments): 104 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 9 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * 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): 4 systems {(1,5), (1,5), (1,5), (1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.002413/1.001, allocations: 0.9126 MB / 1.036 GB, free: 13.79 MB / 0.7637 GB Notification: Performance of simCode: created initialization part: time 0.0187/1.02, allocations: 7.998 MB / 1.044 GB, free: 5.746 MB / 0.7637 GB Notification: Performance of simCode: created event and clocks part: time 6.623e-06/1.02, allocations: 0 / 1.044 GB, free: 5.746 MB / 0.7637 GB Notification: Performance of simCode: created simulation system equations: time 0.003409/1.024, allocations: 1.176 MB / 1.045 GB, free: 4.57 MB / 0.7637 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01275/1.036, allocations: 2.433 MB / 1.048 GB, free: 2.223 MB / 0.7637 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01751/1.054, allocations: 8.458 MB / 1.056 GB, free: 9.738 MB / 0.7794 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003969/1.058, allocations: 2.868 MB / 1.059 GB, free: 6.84 MB / 0.7794 GB Notification: Performance of simCode: alias equations: time 0.006389/1.064, allocations: 1.335 MB / 1.06 GB, free: 5.508 MB / 0.7794 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001089/1.065, allocations: 383.2 kB / 1.061 GB, free: 5.133 MB / 0.7794 GB Notification: Performance of SimCode: time 1.223e-06/1.065, allocations: 0 / 1.061 GB, free: 5.133 MB / 0.7794 GB Notification: Performance of Templates: time 0.4654/1.531, allocations: 108.4 MB / 1.166 GB, free: 223.4 MB / 0.7794 GB make -j1 -f BuildingSystems_BuildingSystems.Fluid.Movers.Validation.PumpCurveConstruction.makefile (rm -f BuildingSystems_BuildingSystems.Fluid.Movers.Validation.PumpCurveConstruction.pipe ; mkfifo BuildingSystems_BuildingSystems.Fluid.Movers.Validation.PumpCurveConstruction.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Fluid.Movers.Validation.PumpCurveConstruction.pipe >> ../files/BuildingSystems_BuildingSystems.Fluid.Movers.Validation.PumpCurveConstruction.sim & ./BuildingSystems_BuildingSystems.Fluid.Movers.Validation.PumpCurveConstruction -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Fluid.Movers.Validation.PumpCurveConstruction.pipe 2>&1)