Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.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 7.0.3-maint.7.0.x/package.mo", uses=false) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource") translateModel(Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0102/0.0102, allocations: 102.7 kB / 15.73 MB, free: 6.031 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00199/0.00199, allocations: 190.7 kB / 16.67 MB, free: 5.953 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.77/1.77, allocations: 205.1 MB / 222.6 MB, free: 4.484 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.621/1.621, allocations: 251.7 MB / 0.5094 GB, free: 3.023 MB / 414.1 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 0.001518/0.001518, allocations: 67.91 kB / 0.7258 GB, free: 9.02 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2896/0.2911, allocations: 104.7 MB / 0.828 GB, free: 212 kB / 0.6387 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource): time 0.005166/0.2964, allocations: 3.04 MB / 0.831 GB, free: 13.15 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.003513/0.2999, allocations: 1.785 MB / 0.8328 GB, free: 11.35 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002774/0.3002, allocations: 4 kB / 0.8328 GB, free: 11.35 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.001263/0.3015, allocations: 238.9 kB / 0.833 GB, free: 11.11 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.0007387/0.3023, allocations: 195.1 kB / 0.8332 GB, free: 10.92 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.0009928/0.3033, allocations: 255.3 kB / 0.8334 GB, free: 10.67 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.0008078/0.3041, allocations: 378.8 kB / 0.8338 GB, free: 10.3 MB / 0.6544 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0005615/0.3047, allocations: 217.8 kB / 0.834 GB, free: 10.09 MB / 0.6544 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0005008/0.3052, allocations: 159.4 kB / 0.8341 GB, free: 9.934 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0005905/0.3058, allocations: 183.3 kB / 0.8343 GB, free: 9.754 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 8.871e-05/0.3059, allocations: 24 kB / 0.8343 GB, free: 9.73 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0007007/0.3066, allocations: 259.5 kB / 0.8346 GB, free: 9.477 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.0001803/0.3068, allocations: 95.72 kB / 0.8347 GB, free: 9.383 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.0002339/0.307, allocations: 151.2 kB / 0.8348 GB, free: 9.234 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.001005/0.308, allocations: 466.6 kB / 0.8353 GB, free: 8.777 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 7.003e-06/0.3081, allocations: 0 / 0.8353 GB, free: 8.777 MB / 0.6544 GB Notification: Performance of FrontEnd: time 1.763e-06/0.3081, allocations: 4 kB / 0.8353 GB, free: 8.773 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 1.709e-05/0.3081, allocations: 0 / 0.8353 GB, free: 8.773 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: 57 * Number of variables: 57 Notification: Performance of Generate backend data structure: time 0.001789/0.3099, allocations: 0.6329 MB / 0.8359 GB, free: 8.086 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 5.763e-05/0.31, allocations: 12.03 kB / 0.8359 GB, free: 8.074 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008964/0.3109, allocations: 96.56 kB / 0.836 GB, free: 7.98 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004937/0.3114, allocations: 291.1 kB / 0.8363 GB, free: 7.656 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.704e-05/0.3114, allocations: 20.8 kB / 0.8363 GB, free: 7.637 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 6.75e-05/0.3115, allocations: 24.36 kB / 0.8363 GB, free: 7.613 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0008933/0.3124, allocations: 410.9 kB / 0.8367 GB, free: 7.18 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.153e-05/0.3124, allocations: 7.938 kB / 0.8367 GB, free: 7.172 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.857e-05/0.3125, allocations: 8 kB / 0.8367 GB, free: 7.164 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.431e-05/0.3125, allocations: 28.36 kB / 0.8367 GB, free: 7.133 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0009815/0.3135, allocations: 380.8 kB / 0.8371 GB, free: 6.762 MB / 0.6544 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002119/0.3157, allocations: 1.603 MB / 0.8387 GB, free: 5.031 MB / 0.6544 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001184/0.3169, allocations: 466.2 kB / 0.8391 GB, free: 4.562 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004475/0.3173, allocations: 197.5 kB / 0.8393 GB, free: 4.363 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001743/0.3175, allocations: 89.09 kB / 0.8394 GB, free: 4.258 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0005684/0.3181, allocations: 270.5 kB / 0.8396 GB, free: 3.977 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=27): time 1.894e-06/0.3181, allocations: 0 / 0.8396 GB, free: 3.977 MB / 0.6544 GB Notification: Performance of matching and sorting (n=28): time 0.001997/0.3201, allocations: 0.7507 MB / 0.8404 GB, free: 3.199 MB / 0.6544 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.372e-05/0.3202, allocations: 85.11 kB / 0.8405 GB, free: 3.098 MB / 0.6544 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002235/0.3204, allocations: 228.9 kB / 0.8407 GB, free: 2.867 MB / 0.6544 GB Notification: Performance of collectPreVariables (initialization): time 3.675e-05/0.3204, allocations: 33.7 kB / 0.8407 GB, free: 2.828 MB / 0.6544 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001317/0.3206, allocations: 156.4 kB / 0.8409 GB, free: 2.668 MB / 0.6544 GB Notification: Performance of collectInitialBindings (initialization): time 8.3e-05/0.3207, allocations: 94.64 kB / 0.8409 GB, free: 2.574 MB / 0.6544 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001163/0.3208, allocations: 69.69 kB / 0.841 GB, free: 2.5 MB / 0.6544 GB Notification: Performance of setup shared object (initialization): time 0.0001275/0.3209, allocations: 330.8 kB / 0.8413 GB, free: 2.168 MB / 0.6544 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004134/0.3214, allocations: 177.1 kB / 0.8415 GB, free: 1.992 MB / 0.6544 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004547/0.3218, allocations: 249.3 kB / 0.8417 GB, free: 1.719 MB / 0.6544 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0008668/0.3227, allocations: 451.4 kB / 0.8422 GB, free: 1.242 MB / 0.6544 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.164e-06/0.3227, allocations: 0 / 0.8422 GB, free: 1.242 MB / 0.6544 GB Notification: Performance of matching and sorting (n=39) (initialization): time 0.001137/0.3239, allocations: 0.5326 MB / 0.8427 GB, free: 0.6953 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 4.926e-05/0.3239, allocations: 33.7 kB / 0.8427 GB, free: 0.6562 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.202e-05/0.3239, allocations: 8.219 kB / 0.8427 GB, free: 0.6484 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.000301/0.3243, allocations: 52.75 kB / 0.8428 GB, free: 0.5938 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004114/0.3247, allocations: 83.86 kB / 0.8429 GB, free: 0.5117 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00171/0.3264, allocations: 1.611 MB / 0.8444 GB, free: 14.76 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003548/0.3268, allocations: 43.89 kB / 0.8445 GB, free: 14.71 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.318e-05/0.3268, allocations: 15.98 kB / 0.8445 GB, free: 14.7 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0005115/0.3273, allocations: 276.4 kB / 0.8448 GB, free: 14.43 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.000442/0.3278, allocations: 238.2 kB / 0.845 GB, free: 14.16 MB / 0.67 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0007987/0.3286, allocations: 429.8 kB / 0.8454 GB, free: 13.7 MB / 0.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.914e-06/0.3286, allocations: 0 / 0.8454 GB, free: 13.7 MB / 0.67 GB Notification: Performance of matching and sorting (n=39) (initialization_lambda0): time 0.001129/0.3297, allocations: 0.5188 MB / 0.8459 GB, free: 13.17 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 3.667e-05/0.3298, allocations: 29.7 kB / 0.8459 GB, free: 13.13 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.727e-06/0.3298, allocations: 7.938 kB / 0.8459 GB, free: 13.12 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0001688/0.33, allocations: 45.09 kB / 0.846 GB, free: 13.08 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000354/0.3303, allocations: 79.88 kB / 0.846 GB, free: 13 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001515/0.3319, allocations: 1.611 MB / 0.8476 GB, free: 11.24 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003203/0.3322, allocations: 43.8 kB / 0.8477 GB, free: 11.2 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.191e-05/0.3322, allocations: 15.98 kB / 0.8477 GB, free: 11.18 MB / 0.67 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 10 * Number of states: 0 () * Number of discrete variables: 5 (load.count,$PRE.load.count,load.T_start,$PRE.load.T_start,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (36): * Single equations (assignments): 34 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0002475/0.3325, allocations: 208.2 kB / 0.8479 GB, free: 10.97 MB / 0.67 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.768e-05/0.3326, allocations: 23.72 kB / 0.8479 GB, free: 10.95 MB / 0.67 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001085/0.3336, allocations: 464.4 kB / 0.8483 GB, free: 10.49 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.02e-06/0.3337, allocations: 8 kB / 0.8484 GB, free: 10.48 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.577e-06/0.3337, allocations: 0 / 0.8484 GB, free: 10.48 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.883e-06/0.3337, allocations: 144 / 0.8484 GB, free: 10.48 MB / 0.67 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0007565/0.3344, allocations: 0.57 MB / 0.8489 GB, free: 9.852 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.176e-06/0.3345, allocations: 0 / 0.8489 GB, free: 9.852 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003646/0.3348, allocations: 67.92 kB / 0.849 GB, free: 9.785 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001422/0.335, allocations: 44.86 kB / 0.849 GB, free: 9.738 MB / 0.67 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.702e-05/0.335, allocations: 8 kB / 0.849 GB, free: 9.73 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001348/0.3364, allocations: 1.519 MB / 0.8505 GB, free: 8.059 MB / 0.67 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.134e-06/0.3364, allocations: 80 / 0.8505 GB, free: 8.059 MB / 0.67 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001016/0.3374, allocations: 0.538 MB / 0.851 GB, free: 7.492 MB / 0.67 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001471/0.3376, allocations: 136.7 kB / 0.8512 GB, free: 7.34 MB / 0.67 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.128e-05/0.3376, allocations: 4 kB / 0.8512 GB, free: 7.336 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002988/0.3379, allocations: 39.89 kB / 0.8512 GB, free: 7.297 MB / 0.67 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000113/0.3381, allocations: 31.95 kB / 0.8512 GB, free: 7.266 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.368e-05/0.3381, allocations: 12 kB / 0.8512 GB, free: 7.254 MB / 0.67 GB Notification: Performance of sorting global known variables: time 0.0001781/0.3383, allocations: 168.5 kB / 0.8514 GB, free: 7.09 MB / 0.67 GB Notification: Performance of sort global known variables: time 1e-07/0.3383, allocations: 0 / 0.8514 GB, free: 7.09 MB / 0.67 GB Notification: Performance of remove unused functions: time 0.0006587/0.3389, allocations: 128 kB / 0.8515 GB, free: 6.965 MB / 0.67 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 0 () * Number of discrete variables: 3 ($whenCondition1,load.T_start,load.count) * Number of discrete states: 1 (load.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (28): * Single equations (assignments): 25 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0002177/0.3392, allocations: 119.2 kB / 0.8516 GB, free: 6.84 MB / 0.67 GB Notification: Performance of simCode: created initialization part: time 0.002008/0.3412, allocations: 0.9847 MB / 0.8526 GB, free: 5.805 MB / 0.67 GB Notification: Performance of simCode: created event and clocks part: time 4.007e-06/0.3412, allocations: 0 / 0.8526 GB, free: 5.805 MB / 0.67 GB Notification: Performance of simCode: created simulation system equations: time 0.0006462/0.3419, allocations: 319.4 kB / 0.8529 GB, free: 5.48 MB / 0.67 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005001/0.3424, allocations: 60.64 kB / 0.853 GB, free: 5.422 MB / 0.67 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001339/0.3437, allocations: 0.6119 MB / 0.8536 GB, free: 4.773 MB / 0.67 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004069/0.3441, allocations: 0.7761 MB / 0.8543 GB, free: 3.969 MB / 0.67 GB Notification: Performance of simCode: alias equations: time 0.0002899/0.3444, allocations: 98.19 kB / 0.8544 GB, free: 3.875 MB / 0.67 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001002/0.3445, allocations: 31.42 kB / 0.8544 GB, free: 3.844 MB / 0.67 GB Notification: Performance of SimCode: time 4.31e-07/0.3446, allocations: 4 kB / 0.8544 GB, free: 3.84 MB / 0.67 GB Notification: Performance of Templates: time 0.009665/0.3542, allocations: 4.572 MB / 0.8589 GB, free: 15.29 MB / 0.6856 GB make -j1 -f Buildings_maint.7.0.x_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.makefile (rm -f Buildings_maint.7.0.x_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.sim & ./Buildings_maint.7.0.x_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.pipe 2>&1)