Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.SetPoints.Validation.SupplySignals.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/Buildings 11.0.0-master/package.mo", uses=false) Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-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: "" <> buildModelFMU(Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.SetPoints.Validation.SupplySignals,fileNamePrefix="Buildings_latest_Buildings_Controls_OBC_ASHRAE_G36_AHUs_MultiZone_VAV_SetPoints_Validation_SupplySignals",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.SetPoints.Validation.SupplySignals,fileNamePrefix="Buildings_latest_Buildings_Controls_OBC_ASHRAE_G36_AHUs_MultiZone_VAV_SetPoints_Validation_SupplySignals",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 0.001001/0.001001, allocations: 98.27 kB / 15.36 MB, free: 0.7344 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.007361/0.007361, allocations: 173.8 kB / 16.27 MB, free: 6.66 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.28/1.28, allocations: 223.3 MB / 240.3 MB, free: 5.324 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.4/2.4, allocations: 462.6 MB / 0.7364 GB, free: 15.57 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.0002942/0.0002942, allocations: 16.03 kB / 0.903 GB, free: 36.34 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.281/0.2813, allocations: 159.6 MB / 1.059 GB, free: 4.77 MB / 0.8106 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.SetPoints.Validation.SupplySignals): time 0.002872/0.2842, allocations: 2.308 MB / 1.061 GB, free: 2.457 MB / 0.8106 GB Notification: Performance of NFInst.instExpressions: time 0.00273/0.287, allocations: 1.949 MB / 1.063 GB, free: 0.4922 MB / 0.8106 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0004907/0.2875, allocations: 15.94 kB / 1.063 GB, free: 488 kB / 0.8106 GB Notification: Performance of NFTyping.typeComponents: time 0.0002601/0.2878, allocations: 87.11 kB / 1.063 GB, free: 400 kB / 0.8106 GB Notification: Performance of NFTyping.typeBindings: time 0.0002595/0.288, allocations: 87.36 kB / 1.063 GB, free: 312 kB / 0.8106 GB Notification: Performance of NFTyping.typeClassSections: time 0.001021/0.2891, allocations: 487 kB / 1.064 GB, free: 15.84 MB / 0.8262 GB Notification: Performance of NFFlatten.flatten: time 0.0007348/0.2898, allocations: 0.9346 MB / 1.065 GB, free: 14.9 MB / 0.8262 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0005863/0.2904, allocations: 490.5 kB / 1.065 GB, free: 14.4 MB / 0.8262 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0002082/0.2906, allocations: 238.7 kB / 1.065 GB, free: 14.16 MB / 0.8262 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0002494/0.2909, allocations: 278.2 kB / 1.066 GB, free: 13.89 MB / 0.8262 GB Notification: Performance of NFPackage.collectConstants: time 5.668e-05/0.2909, allocations: 24 kB / 1.066 GB, free: 13.87 MB / 0.8262 GB Notification: Performance of NFFlatten.collectFunctions: time 9.48e-05/0.2911, allocations: 39.98 kB / 1.066 GB, free: 13.83 MB / 0.8262 GB Notification: Performance of NFScalarize.scalarize: time 7.914e-05/0.2911, allocations: 107.4 kB / 1.066 GB, free: 13.72 MB / 0.8262 GB Notification: Performance of NFVerifyModel.verify: time 0.0002411/0.2914, allocations: 343.6 kB / 1.066 GB, free: 13.38 MB / 0.8262 GB Notification: Performance of NFConvertDAE.convert: time 0.0009694/0.2924, allocations: 1.288 MB / 1.067 GB, free: 12.09 MB / 0.8262 GB Notification: Performance of FrontEnd - DAE generated: time 3.547e-06/0.2924, allocations: 0 / 1.067 GB, free: 12.09 MB / 0.8262 GB Notification: Performance of FrontEnd: time 1.233e-06/0.2924, allocations: 0 / 1.067 GB, free: 12.09 MB / 0.8262 GB Notification: Performance of Transformations before backend: time 8.055e-06/0.2924, allocations: 0 / 1.067 GB, free: 12.09 MB / 0.8262 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 165 * Number of variables: 165 Notification: Performance of Generate backend data structure: time 0.001523/0.2939, allocations: 1.011 MB / 1.068 GB, free: 11 MB / 0.8262 GB Notification: Performance of prepare preOptimizeDAE: time 3.46e-05/0.294, allocations: 8.031 kB / 1.068 GB, free: 11 MB / 0.8262 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001176/0.2941, allocations: 114.7 kB / 1.068 GB, free: 10.88 MB / 0.8262 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001251/0.2942, allocations: 91.91 kB / 1.068 GB, free: 10.79 MB / 0.8262 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0009921/0.2952, allocations: 0.6081 MB / 1.069 GB, free: 10.14 MB / 0.8262 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.47e-05/0.2953, allocations: 57.69 kB / 1.069 GB, free: 10.08 MB / 0.8262 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001024/0.2954, allocations: 68.38 kB / 1.069 GB, free: 10.02 MB / 0.8262 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00107/0.2965, allocations: 0.6639 MB / 1.07 GB, free: 9.336 MB / 0.8262 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.276e-05/0.2965, allocations: 0 / 1.07 GB, free: 9.336 MB / 0.8262 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.698e-05/0.2965, allocations: 27.98 kB / 1.07 GB, free: 9.309 MB / 0.8262 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.456e-05/0.2966, allocations: 19.94 kB / 1.07 GB, free: 9.289 MB / 0.8262 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0009744/0.2975, allocations: 0.4892 MB / 1.07 GB, free: 8.801 MB / 0.8262 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002974/0.3005, allocations: 2.231 MB / 1.073 GB, free: 6.484 MB / 0.8262 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0009978/0.3015, allocations: 0.6438 MB / 1.073 GB, free: 5.77 MB / 0.8262 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003811/0.3019, allocations: 198.2 kB / 1.073 GB, free: 5.574 MB / 0.8262 GB Notification: Performance of preOpt evalFunc (simulation): time 3.183e-05/0.302, allocations: 11.73 kB / 1.073 GB, free: 5.562 MB / 0.8262 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0005108/0.3025, allocations: 292.3 kB / 1.074 GB, free: 5.25 MB / 0.8262 GB Notification: Performance of pre-optimization done (n=43): time 3.827e-06/0.3025, allocations: 0 / 1.074 GB, free: 5.25 MB / 0.8262 GB Notification: Performance of matching and sorting (n=43): time 0.001165/0.3037, allocations: 0.524 MB / 1.074 GB, free: 4.719 MB / 0.8262 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.653e-05/0.3038, allocations: 170.2 kB / 1.074 GB, free: 4.516 MB / 0.8262 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0005389/0.3043, allocations: 494.8 kB / 1.075 GB, free: 4.02 MB / 0.8262 GB Notification: Performance of collectPreVariables (initialization): time 4.919e-05/0.3044, allocations: 41.7 kB / 1.075 GB, free: 3.973 MB / 0.8262 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002623/0.3046, allocations: 387.5 kB / 1.075 GB, free: 3.59 MB / 0.8262 GB Notification: Performance of collectInitialBindings (initialization): time 9.581e-05/0.3047, allocations: 142 kB / 1.075 GB, free: 3.449 MB / 0.8262 GB Notification: Performance of simplifyInitialFunctions (initialization): time 8.313e-05/0.3048, allocations: 61.69 kB / 1.075 GB, free: 3.383 MB / 0.8262 GB Notification: Performance of setup shared object (initialization): time 0.0001404/0.305, allocations: 370.7 kB / 1.076 GB, free: 3.012 MB / 0.8262 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004404/0.3054, allocations: 201.1 kB / 1.076 GB, free: 2.816 MB / 0.8262 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005496/0.306, allocations: 383 kB / 1.076 GB, free: 2.363 MB / 0.8262 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0008769/0.3069, allocations: 0.5513 MB / 1.077 GB, free: 1.742 MB / 0.8262 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.876e-06/0.3069, allocations: 0 / 1.077 GB, free: 1.742 MB / 0.8262 GB Notification: Performance of matching and sorting (n=72) (initialization): time 0.001248/0.3081, allocations: 0.7193 MB / 1.078 GB, free: 1.008 MB / 0.8262 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001614/0.3083, allocations: 269.5 kB / 1.078 GB, free: 0.668 MB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.246e-06/0.3083, allocations: 8 kB / 1.078 GB, free: 0.6602 MB / 0.8262 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.468e-05/0.3083, allocations: 4 kB / 1.078 GB, free: 0.6562 MB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003966/0.3087, allocations: 111.8 kB / 1.078 GB, free: 0.5469 MB / 0.8262 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.459e-05/0.3088, allocations: 15.88 kB / 1.078 GB, free: 0.5312 MB / 0.8262 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000597/0.3094, allocations: 135.3 kB / 1.078 GB, free: 408 kB / 0.8262 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.999e-05/0.3094, allocations: 31.98 kB / 1.078 GB, free: 376 kB / 0.8262 GB Notification: Performance of prepare postOptimizeDAE: time 6.191e-06/0.3095, allocations: 4 kB / 1.078 GB, free: 372 kB / 0.8262 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.001044/0.3105, allocations: 0.6368 MB / 1.079 GB, free: 15.72 MB / 0.8419 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.021e-06/0.3105, allocations: 4 kB / 1.079 GB, free: 15.72 MB / 0.8419 GB Notification: Performance of postOpt tearingSystem (initialization): time 6.923e-06/0.3105, allocations: 8 kB / 1.079 GB, free: 15.71 MB / 0.8419 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003445/0.3109, allocations: 111.9 kB / 1.079 GB, free: 15.6 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.021e-05/0.3109, allocations: 11.94 kB / 1.079 GB, free: 15.59 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005379/0.3114, allocations: 128.9 kB / 1.079 GB, free: 15.46 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.252e-05/0.3115, allocations: 27.98 kB / 1.079 GB, free: 15.44 MB / 0.8419 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 18 * Number of states: 0 () * Number of discrete variables: 12 ($whenCondition3,$whenCondition4,$whenCondition1,$whenCondition2,fanOn.y,TSup.booPul.y,$PRE.TSup.booPul.y,supFanSta.y,$PRE.supFanSta.y,$whenCondition5,supSig1.conTSup.cheYMinMax.y,supSig.conTSup.cheYMinMax.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (68): * Single equations (assignments): 66 * 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 0.0002843/0.3118, allocations: 301.6 kB / 1.079 GB, free: 15.13 MB / 0.8419 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 6.331e-05/0.3119, allocations: 59.25 kB / 1.079 GB, free: 15.07 MB / 0.8419 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0008475/0.3127, allocations: 436.7 kB / 1.08 GB, free: 14.64 MB / 0.8419 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.911e-06/0.3127, allocations: 8 kB / 1.08 GB, free: 14.63 MB / 0.8419 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.532e-06/0.3128, allocations: 11.91 kB / 1.08 GB, free: 14.62 MB / 0.8419 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.701e-06/0.3128, allocations: 0 / 1.08 GB, free: 14.62 MB / 0.8419 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001511/0.3143, allocations: 1.119 MB / 1.081 GB, free: 13.45 MB / 0.8419 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.927e-06/0.3143, allocations: 0 / 1.081 GB, free: 13.45 MB / 0.8419 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000315/0.3146, allocations: 75.83 kB / 1.081 GB, free: 13.37 MB / 0.8419 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.545e-06/0.3146, allocations: 4 kB / 1.081 GB, free: 13.37 MB / 0.8419 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.874e-05/0.3147, allocations: 15.98 kB / 1.081 GB, free: 13.35 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.923e-06/0.3147, allocations: 0 / 1.081 GB, free: 13.35 MB / 0.8419 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.554e-06/0.3147, allocations: 3.938 kB / 1.081 GB, free: 13.35 MB / 0.8419 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001179/0.3159, allocations: 0.6797 MB / 1.082 GB, free: 12.65 MB / 0.8419 GB Notification: Performance of postOpt removeConstants (simulation): time 9.512e-05/0.316, allocations: 132.3 kB / 1.082 GB, free: 12.5 MB / 0.8419 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.376e-05/0.316, allocations: 12 kB / 1.082 GB, free: 12.49 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002603/0.3163, allocations: 25.38 kB / 1.082 GB, free: 12.46 MB / 0.8419 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 6.229e-05/0.3164, allocations: 31.97 kB / 1.082 GB, free: 12.43 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.453e-05/0.3164, allocations: 15.98 kB / 1.082 GB, free: 12.42 MB / 0.8419 GB Notification: Performance of sorting global known variables: time 0.0003388/0.3167, allocations: 334.9 kB / 1.082 GB, free: 12.09 MB / 0.8419 GB Notification: Performance of sort global known variables: time 1.4e-07/0.3167, allocations: 0 / 1.082 GB, free: 12.09 MB / 0.8419 GB Notification: Performance of remove unused functions: time 0.0006358/0.3174, allocations: 270.8 kB / 1.082 GB, free: 11.83 MB / 0.8419 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 2 (supSig.conTSup.I.y,supSig1.conTSup.I.y) * Number of discrete variables: 7 ($whenCondition5,$whenCondition3,$whenCondition4,$whenCondition1,$whenCondition2,supFanSta.y,TSup.booPul.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (43): * Single equations (assignments): 41 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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 0.001473/0.3189, allocations: 1.247 MB / 1.084 GB, free: 10.55 MB / 0.8419 GB Notification: Performance of simCode: created initialization part: time 0.001533/0.3204, allocations: 1.015 MB / 1.085 GB, free: 9.488 MB / 0.8419 GB Notification: Performance of simCode: created event and clocks part: time 2.405e-06/0.3204, allocations: 0 / 1.085 GB, free: 9.488 MB / 0.8419 GB Notification: Performance of simCode: created simulation system equations: time 0.0003564/0.3208, allocations: 189.2 kB / 1.085 GB, free: 9.305 MB / 0.8419 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0007372/0.3215, allocations: 144.3 kB / 1.085 GB, free: 9.164 MB / 0.8419 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007211/0.3287, allocations: 5.279 MB / 1.09 GB, free: 3.688 MB / 0.8419 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004737/0.3292, allocations: 0.8952 MB / 1.091 GB, free: 2.766 MB / 0.8419 GB Notification: Performance of simCode: alias equations: time 0.0003787/0.3296, allocations: 84.72 kB / 1.091 GB, free: 2.68 MB / 0.8419 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003221/0.33, allocations: 259.3 kB / 1.091 GB, free: 2.426 MB / 0.8419 GB Notification: Performance of SimCode: time 8.31e-07/0.33, allocations: 0 / 1.091 GB, free: 2.426 MB / 0.8419 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.9557/1.286, allocations: 12.32 MB / 1.103 GB, free: 6.453 MB / 0.8575 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002392/1.286, allocations: 257 kB / 1.104 GB, free: 6.191 MB / 0.8575 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.566/3.852, allocations: 1.875 kB / 1.104 GB, free: 6.191 MB / 0.8575 GB (rm -f Buildings_latest_Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.SetPoints.Validation.SupplySignals.pipe ; mkfifo Buildings_latest_Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.SetPoints.Validation.SupplySignals.pipe ; head -c 1048576 < Buildings_latest_Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.SetPoints.Validation.SupplySignals.pipe >> ../files/Buildings_latest_Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.SetPoints.Validation.SupplySignals.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.SetPoints.Validation.SupplySignals_res.mat --tempDir=temp_Buildings_latest_Buildings_Controls_OBC_ASHRAE_G36_AHUs_MultiZone_VAV_SetPoints_Validation_SupplySignals_fmu --startTime=0 --stopTime=7200 --timeout=50 --tolerance=1e-06 Buildings_latest_Buildings_Controls_OBC_ASHRAE_G36_AHUs_MultiZone_VAV_SetPoints_Validation_SupplySignals.fmu > Buildings_latest_Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.SetPoints.Validation.SupplySignals.pipe 2>&1)