Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.BoundaryConditions.WeatherData.Examples.ReaderTMY3.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.BoundaryConditions.WeatherData.Examples.ReaderTMY3,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.BoundaryConditions.WeatherData.Examples.ReaderTMY3") translateModel(BuildingSystems.BoundaryConditions.WeatherData.Examples.ReaderTMY3,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.BoundaryConditions.WeatherData.Examples.ReaderTMY3") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.008021/0.008021, allocations: 100.5 kB / 15.73 MB, free: 5.953 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001723/0.001723, allocations: 192.8 kB / 16.67 MB, free: 5.875 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.33/1.33, allocations: 222.9 MB / 240.4 MB, free: 15.09 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002042/0.002043, allocations: 289.1 kB / 290.8 MB, free: 14.43 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9422/0.9422, allocations: 169.3 MB / 0.4983 GB, free: 4.418 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001712/0.001712, allocations: 95.86 kB / 0.6814 GB, free: 6.98 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4216/0.4233, allocations: 86.97 MB / 0.7663 GB, free: 3.945 MB / 0.5294 GB Notification: Performance of NFInst.instantiate(BuildingSystems.BoundaryConditions.WeatherData.Examples.ReaderTMY3): time 0.00847/0.4318, allocations: 6.692 MB / 0.7729 GB, free: 13.22 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.1559/0.5878, allocations: 153.4 MB / 0.9227 GB, free: 3.227 MB / 0.6856 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001354/0.5891, allocations: 35.81 kB / 0.9227 GB, free: 3.191 MB / 0.6856 GB Notification: Performance of NFTyping.typeComponents: time 0.001127/0.5903, allocations: 320.9 kB / 0.923 GB, free: 2.875 MB / 0.6856 GB Notification: Performance of NFTyping.typeBindings: time 0.002613/0.593, allocations: 0.7393 MB / 0.9237 GB, free: 2.137 MB / 0.6856 GB Notification: Performance of NFTyping.typeClassSections: time 0.003221/0.5962, allocations: 1.373 MB / 0.9251 GB, free: 0.7773 MB / 0.6856 GB Notification: Performance of NFFlatten.flatten: time 0.002966/0.5992, allocations: 2.582 MB / 0.9276 GB, free: 14.19 MB / 0.7012 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001702/0.6009, allocations: 1.084 MB / 0.9287 GB, free: 13.05 MB / 0.7012 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001346/0.6022, allocations: 0.8681 MB / 0.9295 GB, free: 12.18 MB / 0.7012 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001042/0.6033, allocations: 0.9062 MB / 0.9304 GB, free: 11.27 MB / 0.7012 GB Notification: Performance of NFPackage.collectConstants: time 0.000307/0.6036, allocations: 215.9 kB / 0.9306 GB, free: 11.06 MB / 0.7012 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001641/0.6053, allocations: 0.9637 MB / 0.9315 GB, free: 10.09 MB / 0.7012 GB Notification: Performance of NFScalarize.scalarize: time 0.0004587/0.6057, allocations: 0.5412 MB / 0.9321 GB, free: 9.551 MB / 0.7012 GB Notification: Performance of NFVerifyModel.verify: time 0.000886/0.6066, allocations: 0.9987 MB / 0.933 GB, free: 8.547 MB / 0.7012 GB Notification: Performance of NFConvertDAE.convert: time 0.003186/0.6098, allocations: 2.983 MB / 0.936 GB, free: 5.559 MB / 0.7012 GB Notification: Performance of FrontEnd - DAE generated: time 4.518e-06/0.6098, allocations: 0 / 0.936 GB, free: 5.559 MB / 0.7012 GB Notification: Performance of FrontEnd: time 1.774e-06/0.6098, allocations: 0 / 0.936 GB, free: 5.559 MB / 0.7012 GB Notification: Performance of Transformations before backend: time 3.635e-05/0.6099, allocations: 4 kB / 0.936 GB, free: 5.555 MB / 0.7012 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 367 * Number of variables: 367 Notification: Performance of Generate backend data structure: time 0.004374/0.6143, allocations: 2.425 MB / 0.9383 GB, free: 3.062 MB / 0.7012 GB Notification: Performance of prepare preOptimizeDAE: time 4.157e-05/0.6143, allocations: 8.031 kB / 0.9383 GB, free: 3.055 MB / 0.7012 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001894/0.6162, allocations: 391.2 kB / 0.9387 GB, free: 2.672 MB / 0.7012 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00189/0.6181, allocations: 1.323 MB / 0.94 GB, free: 1.293 MB / 0.7012 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.264e-05/0.6182, allocations: 106.9 kB / 0.9401 GB, free: 1.188 MB / 0.7012 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001825/0.6184, allocations: 140 kB / 0.9402 GB, free: 1.051 MB / 0.7012 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00283/0.6212, allocations: 1.654 MB / 0.9419 GB, free: 15.3 MB / 0.7169 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.059e-05/0.6213, allocations: 7.938 kB / 0.9419 GB, free: 15.3 MB / 0.7169 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001484/0.6214, allocations: 64 kB / 0.9419 GB, free: 15.23 MB / 0.7169 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.671e-05/0.6215, allocations: 36 kB / 0.942 GB, free: 15.2 MB / 0.7169 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003534/0.625, allocations: 2.146 MB / 0.9441 GB, free: 13.05 MB / 0.7169 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.007318/0.6323, allocations: 4.696 MB / 0.9486 GB, free: 8.262 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.003354/0.6357, allocations: 1.61 MB / 0.9502 GB, free: 6.645 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001144/0.6369, allocations: 0.5951 MB / 0.9508 GB, free: 6.039 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001282/0.637, allocations: 65.2 kB / 0.9509 GB, free: 5.977 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001734/0.6388, allocations: 0.9414 MB / 0.9518 GB, free: 5.016 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=154): time 2.926e-06/0.6388, allocations: 0 / 0.9518 GB, free: 5.016 MB / 0.7169 GB Notification: Performance of matching and sorting (n=154): time 0.006633/0.6454, allocations: 2.379 MB / 0.9541 GB, free: 2.594 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000187/0.6456, allocations: 359.4 kB / 0.9544 GB, free: 2.164 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001684/0.6473, allocations: 1.166 MB / 0.9556 GB, free: 0.9883 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0001329/0.6475, allocations: 53.7 kB / 0.9556 GB, free: 0.9297 MB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005502/0.648, allocations: 0.6708 MB / 0.9563 GB, free: 256 kB / 0.7169 GB Notification: Performance of collectInitialBindings (initialization): time 0.3291/0.9771, allocations: 0.5085 MB / 0.9568 GB, free: 187.3 MB / 0.7169 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006776/0.9779, allocations: 314.2 kB / 0.9571 GB, free: 187.3 MB / 0.7169 GB Notification: Performance of setup shared object (initialization): time 3.838e-05/0.9779, allocations: 301.7 kB / 0.9574 GB, free: 187 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001363/0.9793, allocations: 0.5321 MB / 0.9579 GB, free: 187 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00152/0.9808, allocations: 0.7354 MB / 0.9586 GB, free: 186.7 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.00256/0.9834, allocations: 1.239 MB / 0.9598 GB, free: 186.2 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.311e-06/0.9834, allocations: 1.469 kB / 0.9598 GB, free: 186.2 MB / 0.7169 GB Notification: Performance of matching and sorting (n=189) (initialization): time 0.004017/0.9874, allocations: 1.715 MB / 0.9615 GB, free: 185.6 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 2.248e-05/0.9874, allocations: 5.406 kB / 0.9615 GB, free: 185.6 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.116e-05/0.9875, allocations: 2.531 kB / 0.9615 GB, free: 185.6 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001065/0.9885, allocations: 164.5 kB / 0.9617 GB, free: 185.5 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001245/0.9898, allocations: 327.7 kB / 0.962 GB, free: 185.5 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003146/0.9929, allocations: 3.282 MB / 0.9652 GB, free: 182.4 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001445/0.9944, allocations: 195.8 kB / 0.9654 GB, free: 182.4 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001224/0.9945, allocations: 73.81 kB / 0.9654 GB, free: 182.4 MB / 0.7169 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * Number of states: 0 () * Number of discrete variables: 34 (weaDatInpCon.conTim.canRepeatWeatherFile,weaDatInpCon.conTimMin.canRepeatWeatherFile,weaDatInpCon.decAng.tNext,$PRE.weaDatInpCon.decAng.tNext,weaDatInpCon.eqnTim.tNext,$PRE.weaDatInpCon.eqnTim.tNext,weaDatInpCon.conTim.tNext,$PRE.weaDatInpCon.conTim.tNext,weaDatInpCon.conTimMin.tNext,$PRE.weaDatInpCon.conTimMin.tNext,weaDatInpCon.locTim.tNext,$PRE.weaDatInpCon.locTim.tNext,$whenCondition1,$whenCondition2,$whenCondition3,$whenCondition4,$whenCondition5,weaDat.conTim.canRepeatWeatherFile,weaDat.conTimMin.canRepeatWeatherFile,weaDat.decAng.tNext,$PRE.weaDat.decAng.tNext,weaDat.eqnTim.tNext,$PRE.weaDat.eqnTim.tNext,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,weaDat.locTim.tNext,$PRE.weaDat.locTim.tNext,$whenCondition6,$whenCondition7,$whenCondition8,$whenCondition9,$whenCondition10) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (185): * Single equations (assignments): 183 * Array equations: 0 * Algorithm blocks: 0 * 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 {(1,2), (1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0006715/0.9952, allocations: 420.2 kB / 0.9658 GB, free: 182.1 MB / 0.7169 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002955/0.9955, allocations: 169.4 kB / 0.966 GB, free: 182 MB / 0.7169 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004703/1, allocations: 2.174 MB / 0.9681 GB, free: 181.2 MB / 0.7169 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.729e-05/1, allocations: 19.03 kB / 0.9681 GB, free: 181.2 MB / 0.7169 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.154e-06/1, allocations: 3.578 kB / 0.9681 GB, free: 181.2 MB / 0.7169 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.344e-05/1, allocations: 8.297 kB / 0.9681 GB, free: 181.2 MB / 0.7169 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001808/1.002, allocations: 1.615 MB / 0.9697 GB, free: 180.5 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.512e-06/1.002, allocations: 3.938 kB / 0.9697 GB, free: 180.5 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001006/1.003, allocations: 290.1 kB / 0.97 GB, free: 180.5 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0007699/1.004, allocations: 145.4 kB / 0.9701 GB, free: 180.4 MB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.033e-05/1.004, allocations: 50.98 kB / 0.9702 GB, free: 180.4 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002732/1.007, allocations: 3.339 MB / 0.9735 GB, free: 177.3 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.202e-06/1.007, allocations: 0 / 0.9735 GB, free: 177.3 MB / 0.7169 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003415/1.01, allocations: 1.835 MB / 0.9752 GB, free: 176.6 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0005198/1.011, allocations: 481.4 kB / 0.9757 GB, free: 176.3 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001993/1.011, allocations: 41.08 kB / 0.9757 GB, free: 176.2 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001089/1.012, allocations: 127.7 kB / 0.9759 GB, free: 176.2 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002214/1.012, allocations: 138.8 kB / 0.976 GB, free: 176.2 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001098/1.012, allocations: 74.16 kB / 0.9761 GB, free: 176.2 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.0008502/1.013, allocations: 0.8026 MB / 0.9769 GB, free: 175.7 MB / 0.7169 GB Notification: Performance of sort global known variables: time 1.1e-07/1.013, allocations: 3.812 kB / 0.9769 GB, free: 175.7 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.001137/1.014, allocations: 0.5142 MB / 0.9774 GB, free: 175.2 MB / 0.7169 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 2 * Number of states: 0 () * Number of discrete variables: 20 ($whenCondition10,$whenCondition9,$whenCondition8,$whenCondition7,$whenCondition6,weaDat.locTim.tNext,weaDat.conTimMin.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,weaDatInpCon.locTim.tNext,weaDatInpCon.conTimMin.tNext,weaDatInpCon.conTim.tNext,weaDatInpCon.eqnTim.tNext,weaDatInpCon.decAng.tNext) * Number of discrete states: 10 (weaDatInpCon.locTim.tNext,weaDatInpCon.conTimMin.tNext,weaDatInpCon.conTim.tNext,weaDatInpCon.eqnTim.tNext,weaDatInpCon.decAng.tNext,weaDat.locTim.tNext,weaDat.conTimMin.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (179): * Single equations (assignments): 167 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 10 * 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 {(1,3), (1,3)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001248/1.016, allocations: 0.6529 MB / 0.978 GB, free: 174.8 MB / 0.7169 GB Notification: Performance of simCode: created initialization part: time 0.002791/1.018, allocations: 1.681 MB / 0.9796 GB, free: 173.3 MB / 0.7169 GB Notification: Performance of simCode: created event and clocks part: time 4.007e-06/1.018, allocations: 0 / 0.9796 GB, free: 173.3 MB / 0.7169 GB Notification: Performance of simCode: created simulation system equations: time 0.001534/1.02, allocations: 1.039 MB / 0.9807 GB, free: 172.2 MB / 0.7169 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00182/1.022, allocations: 0.5661 MB / 0.9812 GB, free: 171.7 MB / 0.7169 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005676/1.028, allocations: 3.33 MB / 0.9845 GB, free: 168.4 MB / 0.7169 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005344/1.028, allocations: 1.341 MB / 0.9858 GB, free: 167 MB / 0.7169 GB Notification: Performance of simCode: alias equations: time 0.001275/1.029, allocations: 0.5124 MB / 0.9863 GB, free: 166.5 MB / 0.7169 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004261/1.03, allocations: 199.3 kB / 0.9865 GB, free: 166.3 MB / 0.7169 GB Notification: Performance of SimCode: time 5.11e-07/1.03, allocations: 0 / 0.9865 GB, free: 166.3 MB / 0.7169 GB Notification: Performance of Templates: time 0.0323/1.062, allocations: 28.19 MB / 1.014 GB, free: 138.4 MB / 0.7169 GB make -j1 -f BuildingSystems_BuildingSystems.BoundaryConditions.WeatherData.Examples.ReaderTMY3.makefile (rm -f BuildingSystems_BuildingSystems.BoundaryConditions.WeatherData.Examples.ReaderTMY3.pipe ; mkfifo BuildingSystems_BuildingSystems.BoundaryConditions.WeatherData.Examples.ReaderTMY3.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.BoundaryConditions.WeatherData.Examples.ReaderTMY3.pipe >> ../files/BuildingSystems_BuildingSystems.BoundaryConditions.WeatherData.Examples.ReaderTMY3.sim & ./BuildingSystems_BuildingSystems.BoundaryConditions.WeatherData.Examples.ReaderTMY3 -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.BoundaryConditions.WeatherData.Examples.ReaderTMY3.pipe 2>&1)