Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_8_Buildings.Fluid.HeatPumps.Validation.ScrollWaterToWater_Dynamic.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: translateModel(Buildings.Fluid.HeatPumps.Validation.ScrollWaterToWater_Dynamic,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Fluid.HeatPumps.Validation.ScrollWaterToWater_Dynamic") translateModel(Buildings.Fluid.HeatPumps.Validation.ScrollWaterToWater_Dynamic,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Fluid.HeatPumps.Validation.ScrollWaterToWater_Dynamic") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001271/0.001271, allocations: 104 kB / 16.36 MB, free: 6.305 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001525/0.001525, allocations: 192.1 kB / 17.29 MB, free: 5.875 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.406/1.406, allocations: 205.1 MB / 223.2 MB, free: 12.23 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.746/1.746, allocations: 292.3 MB / 0.5496 GB, free: 17.59 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 0.001425/0.001425, allocations: 67.91 kB / 0.6729 GB, free: 5.805 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2391/0.2405, allocations: 114.6 MB / 0.7848 GB, free: 3.137 MB / 0.6544 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatPumps.Validation.ScrollWaterToWater_Dynamic): time 0.5163/0.7569, allocations: 130.8 MB / 0.9126 GB, free: 4.383 MB / 0.7012 GB Notification: Performance of NFInst.instExpressions: time 0.03949/0.7964, allocations: 24.78 MB / 0.9368 GB, free: 14.59 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.007347/0.8038, allocations: 131.2 kB / 0.9369 GB, free: 14.46 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.006258/0.8102, allocations: 1.727 MB / 0.9386 GB, free: 12.73 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.0148/0.825, allocations: 4.47 MB / 0.9429 GB, free: 8.246 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.009966/0.835, allocations: 3.537 MB / 0.9464 GB, free: 4.766 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.01352/0.8485, allocations: 8.913 MB / 0.9551 GB, free: 11.83 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.006473/0.855, allocations: 3.192 MB / 0.9582 GB, free: 8.621 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.01014/0.8652, allocations: 3.454 MB / 0.9616 GB, free: 5.172 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004965/0.8702, allocations: 2.474 MB / 0.964 GB, free: 2.688 MB / 0.7481 GB Notification: Performance of NFPackage.collectConstants: time 0.001084/0.8713, allocations: 388 kB / 0.9644 GB, free: 2.309 MB / 0.7481 GB Notification: Performance of NFFlatten.collectFunctions: time 0.008102/0.8794, allocations: 2.89 MB / 0.9672 GB, free: 15.41 MB / 0.7637 GB Notification: Performance of NFScalarize.scalarize: time 0.001339/0.8808, allocations: 0.8916 MB / 0.9681 GB, free: 14.52 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.003572/0.8844, allocations: 1.984 MB / 0.97 GB, free: 12.53 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.0116/0.896, allocations: 6.349 MB / 0.9762 GB, free: 6.164 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 6.883e-06/0.8961, allocations: 0 / 0.9762 GB, free: 6.164 MB / 0.7637 GB Notification: Performance of FrontEnd: time 2.245e-06/0.8961, allocations: 0 / 0.9762 GB, free: 6.164 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 0.0001468/0.8962, allocations: 0 / 0.9762 GB, free: 6.164 MB / 0.7637 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 579 * Number of variables: 579 Notification: Performance of Generate backend data structure: time 0.00871/0.9049, allocations: 4.066 MB / 0.9802 GB, free: 1.996 MB / 0.7637 GB Notification: Performance of prepare preOptimizeDAE: time 4.725e-05/0.905, allocations: 8.031 kB / 0.9802 GB, free: 1.988 MB / 0.7637 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01052/0.9155, allocations: 1.377 MB / 0.9815 GB, free: 0.6055 MB / 0.7637 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005726/0.9213, allocations: 2.973 MB / 0.9844 GB, free: 13.55 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002722/0.9216, allocations: 247.9 kB / 0.9847 GB, free: 13.3 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005153/0.9222, allocations: 236 kB / 0.9849 GB, free: 13.07 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.007921/0.9301, allocations: 3.195 MB / 0.988 GB, free: 9.684 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.606e-05/0.9302, allocations: 11.94 kB / 0.988 GB, free: 9.672 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003051/0.9305, allocations: 99.94 kB / 0.9881 GB, free: 9.574 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.169e-05/0.9306, allocations: 75.97 kB / 0.9882 GB, free: 9.5 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.009229/0.9398, allocations: 2.827 MB / 0.9909 GB, free: 6.656 MB / 0.7794 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 0.02226/0.9621, allocations: 13.61 MB / 1.004 GB, free: 8.414 MB / 0.795 GB Notification: Performance of preOpt comSubExp (simulation): time 0.004552/0.9667, allocations: 1.471 MB / 1.006 GB, free: 6.934 MB / 0.795 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.003295/0.9701, allocations: 0.9042 MB / 1.007 GB, free: 6.027 MB / 0.795 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001851/0.972, allocations: 1.785 MB / 1.008 GB, free: 3.855 MB / 0.795 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.004001/0.976, allocations: 1.19 MB / 1.009 GB, free: 2.602 MB / 0.795 GB Notification: Performance of pre-optimization done (n=126): time 5.009e-06/0.976, allocations: 0 / 1.009 GB, free: 2.602 MB / 0.795 GB Notification: Performance of matching and sorting (n=132): time 0.05781/1.034, allocations: 11.66 MB / 1.021 GB, free: 6.781 MB / 0.8106 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0003038/1.034, allocations: 0.5805 MB / 1.021 GB, free: 6.066 MB / 0.8106 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.004401/1.039, allocations: 2.631 MB / 1.024 GB, free: 3.418 MB / 0.8106 GB Notification: Performance of collectPreVariables (initialization): time 0.0004383/1.039, allocations: 57.7 kB / 1.024 GB, free: 3.355 MB / 0.8106 GB Notification: Performance of collectInitialEqns (initialization): time 0.001287/1.04, allocations: 1.325 MB / 1.025 GB, free: 2.012 MB / 0.8106 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006136/1.041, allocations: 457.5 kB / 1.026 GB, free: 1.559 MB / 0.8106 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007364/1.042, allocations: 474.8 kB / 1.026 GB, free: 1.086 MB / 0.8106 GB Notification: Performance of setup shared object (initialization): time 0.0001021/1.042, allocations: 305.1 kB / 1.027 GB, free: 0.7852 MB / 0.8106 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003743/1.046, allocations: 0.9845 MB / 1.027 GB, free: 15.8 MB / 0.8262 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004278/1.05, allocations: 1.581 MB / 1.029 GB, free: 13.98 MB / 0.8262 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.007145/1.057, allocations: 2.253 MB / 1.031 GB, free: 11.55 MB / 0.8262 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.668e-06/1.057, allocations: 0 / 1.031 GB, free: 11.55 MB / 0.8262 GB Notification: Performance of matching and sorting (n=225) (initialization): time 0.0229/1.08, allocations: 4.156 MB / 1.035 GB, free: 7.367 MB / 0.8262 GB Notification: Performance of prepare postOptimizeDAE: time 6.58e-05/1.08, allocations: 41.64 kB / 1.035 GB, free: 7.32 MB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.345e-05/1.08, allocations: 15.94 kB / 1.035 GB, free: 7.305 MB / 0.8262 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.00396/1.084, allocations: 1.16 MB / 1.036 GB, free: 6.148 MB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002645/1.087, allocations: 451.2 kB / 1.037 GB, free: 5.707 MB / 0.8262 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004055/1.091, allocations: 2.383 MB / 1.039 GB, free: 3.273 MB / 0.8262 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004666/1.096, allocations: 301 kB / 1.04 GB, free: 2.98 MB / 0.8262 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000375/1.096, allocations: 107.9 kB / 1.04 GB, free: 2.875 MB / 0.8262 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.004791/1.101, allocations: 1.484 MB / 1.041 GB, free: 1.387 MB / 0.8262 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00418/1.105, allocations: 1.569 MB / 1.043 GB, free: 15.57 MB / 0.8419 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.006953/1.112, allocations: 2.222 MB / 1.045 GB, free: 13.18 MB / 0.8419 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.151e-05/1.112, allocations: 4 kB / 1.045 GB, free: 13.18 MB / 0.8419 GB Notification: Performance of matching and sorting (n=225) (initialization_lambda0): time 0.0229/1.135, allocations: 4.128 MB / 1.049 GB, free: 9.027 MB / 0.8419 GB Notification: Performance of prepare postOptimizeDAE: time 6.528e-05/1.135, allocations: 37.7 kB / 1.049 GB, free: 8.984 MB / 0.8419 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.192e-05/1.135, allocations: 14.36 kB / 1.049 GB, free: 8.973 MB / 0.8419 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.004131/1.139, allocations: 1.162 MB / 1.05 GB, free: 7.812 MB / 0.8419 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002626/1.142, allocations: 459.2 kB / 1.05 GB, free: 7.363 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004379/1.146, allocations: 2.378 MB / 1.053 GB, free: 4.934 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004916/1.151, allocations: 311.9 kB / 1.053 GB, free: 4.629 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004498/1.152, allocations: 103.9 kB / 1.053 GB, free: 4.527 MB / 0.8419 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 55 * Number of states: 0 () * Number of discrete variables: 10 (realToInteger.y,N.count,$PRE.N.count,N.T_start,$PRE.N.T_start,heaPum1.com.isOn,$PRE.heaPum1.com.isOn,heaPum.com.isOn,$PRE.heaPum.com.isOn,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (166): * Single equations (assignments): 163 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * 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): 2 systems {(4,25), (4,27)} Notification: Performance of prepare postOptimizeDAE: time 0.000874/1.153, allocations: 295.8 kB / 1.053 GB, free: 4.23 MB / 0.8419 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001163/1.154, allocations: 292.5 kB / 1.054 GB, free: 3.941 MB / 0.8419 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.008831/1.163, allocations: 2.399 MB / 1.056 GB, free: 1.523 MB / 0.8419 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.701e-05/1.163, allocations: 16 kB / 1.056 GB, free: 1.508 MB / 0.8419 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.595e-05/1.163, allocations: 0 / 1.056 GB, free: 1.508 MB / 0.8419 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.007075/1.17, allocations: 2.018 MB / 1.058 GB, free: 15.44 MB / 0.8575 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02266/1.192, allocations: 7.011 MB / 1.065 GB, free: 8.254 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.541e-05/1.193, allocations: 12.66 kB / 1.065 GB, free: 8.242 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001785/1.194, allocations: 275.6 kB / 1.065 GB, free: 7.973 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.003619/1.198, allocations: 1.023 MB / 1.066 GB, free: 6.953 MB / 0.8575 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002796/1.198, allocations: 47.95 kB / 1.066 GB, free: 6.906 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.003743/1.202, allocations: 2.142 MB / 1.068 GB, free: 4.715 MB / 0.8575 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.158e-05/1.202, allocations: 11.94 kB / 1.068 GB, free: 4.703 MB / 0.8575 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01411/1.216, allocations: 3.748 MB / 1.072 GB, free: 0.8359 MB / 0.8575 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001953/1.218, allocations: 0.5834 MB / 1.073 GB, free: 236 kB / 0.8575 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001155/1.219, allocations: 39.98 kB / 1.073 GB, free: 196 kB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004036/1.223, allocations: 231.7 kB / 1.073 GB, free: 15.96 MB / 0.8731 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003223/1.224, allocations: 120.5 kB / 1.073 GB, free: 15.85 MB / 0.8731 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002733/1.224, allocations: 71.92 kB / 1.073 GB, free: 15.78 MB / 0.8731 GB Notification: Performance of sorting global known variables: time 0.004445/1.229, allocations: 1.851 MB / 1.075 GB, free: 13.93 MB / 0.8731 GB Notification: Performance of sort global known variables: time 6.01e-07/1.229, allocations: 4 kB / 1.075 GB, free: 13.92 MB / 0.8731 GB Notification: Performance of remove unused functions: time 0.00709/1.236, allocations: 1.496 MB / 1.076 GB, free: 12.43 MB / 0.8731 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 31 * Number of states: 2 (heaPum1.con.vol.dynBal.U,heaPum1.eva.vol.dynBal.U) * Number of discrete variables: 6 ($whenCondition1,heaPum.com.isOn,heaPum1.com.isOn,N.T_start,N.count,realToInteger.y) * Number of discrete states: 3 (N.count,heaPum1.com.isOn,heaPum.com.isOn) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (82): * Single equations (assignments): 76 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * When equations: 2 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * 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): 2 systems {(2,19), (4,25)} Notification: Performance of Backend phase and start with SimCode phase: time 0.002554/1.238, allocations: 0.8224 MB / 1.077 GB, free: 11.62 MB / 0.8731 GB Notification: Performance of simCode: created initialization part: time 0.01484/1.253, allocations: 3.761 MB / 1.081 GB, free: 7.832 MB / 0.8731 GB Notification: Performance of simCode: created event and clocks part: time 2.478e-05/1.253, allocations: 448 / 1.081 GB, free: 7.832 MB / 0.8731 GB Notification: Performance of simCode: created simulation system equations: time 0.004469/1.258, allocations: 1.036 MB / 1.082 GB, free: 6.797 MB / 0.8731 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01131/1.269, allocations: 1.592 MB / 1.083 GB, free: 5.262 MB / 0.8731 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01363/1.283, allocations: 4.998 MB / 1.088 GB, free: 144 kB / 0.8731 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002206/1.285, allocations: 1.708 MB / 1.09 GB, free: 14.41 MB / 0.8887 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001231/1.286, allocations: 267.2 kB / 1.09 GB, free: 14.14 MB / 0.8887 GB Notification: Performance of SimCode: time 1.103e-06/1.286, allocations: 0 / 1.09 GB, free: 14.14 MB / 0.8887 GB Notification: Performance of Templates: time 0.4723/1.759, allocations: 82.94 MB / 1.171 GB, free: 290.1 MB / 0.92 GB make -j1 -f Buildings_8_Buildings.Fluid.HeatPumps.Validation.ScrollWaterToWater_Dynamic.makefile (rm -f Buildings_8_Buildings.Fluid.HeatPumps.Validation.ScrollWaterToWater_Dynamic.pipe ; mkfifo Buildings_8_Buildings.Fluid.HeatPumps.Validation.ScrollWaterToWater_Dynamic.pipe ; head -c 1048576 < Buildings_8_Buildings.Fluid.HeatPumps.Validation.ScrollWaterToWater_Dynamic.pipe >> ../files/Buildings_8_Buildings.Fluid.HeatPumps.Validation.ScrollWaterToWater_Dynamic.sim & ./Buildings_8_Buildings.Fluid.HeatPumps.Validation.ScrollWaterToWater_Dynamic -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Fluid.HeatPumps.Validation.ScrollWaterToWater_Dynamic.pipe 2>&1)