Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.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/IDEAS 3.0.0/package.mo", uses=false)
Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/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(IDEAS.Fluid.Movers.Examples.MoverContinuous,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous")
translateModel(IDEAS.Fluid.Movers.Examples.MoverContinuous,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001154/0.001154, allocations: 115.2 kB / 16.37 MB, free: 5.539 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001086/0.001086, allocations: 189.4 kB / 17.3 MB, free: 5.18 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.304/1.304, allocations: 222.9 MB / 241 MB, free: 15.16 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo): time 0.7765/0.7765, allocations: 132.2 MB / 423.4 MB, free: 6.547 MB / 334.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.001356/0.001356, allocations: 59.91 kB / 0.5032 GB, free: 10.89 MB / 430.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3559/0.3573, allocations: 80.18 MB / 0.5815 GB, free: 27.58 MB / 446.1 MB
Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Movers.Examples.MoverContinuous): time 0.08687/0.4442, allocations: 94.87 MB / 0.6741 GB, free: 15.08 MB / 0.5137 GB
Notification: Performance of NFInst.instExpressions: time 0.04149/0.4857, allocations: 29.98 MB / 0.7034 GB, free: 1.031 MB / 0.5294 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.004657/0.4904, allocations: 155.1 kB / 0.7036 GB, free: 0.8789 MB / 0.5294 GB
Notification: Performance of NFTyping.typeComponents: time 0.005765/0.4963, allocations: 2.005 MB / 0.7055 GB, free: 14.86 MB / 0.545 GB
Notification: Performance of NFTyping.typeBindings: time 0.01144/0.5077, allocations: 4.489 MB / 0.7099 GB, free: 10.36 MB / 0.545 GB
Notification: Performance of NFTyping.typeClassSections: time 0.008054/0.5158, allocations: 3.602 MB / 0.7134 GB, free: 6.793 MB / 0.545 GB
Notification: Performance of NFFlatten.flatten: time 0.01082/0.5266, allocations: 8.845 MB / 0.7221 GB, free: 13.92 MB / 0.5606 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004966/0.5316, allocations: 3.294 MB / 0.7253 GB, free: 10.57 MB / 0.5606 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.007903/0.5395, allocations: 3.771 MB / 0.729 GB, free: 6.797 MB / 0.5606 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00435/0.5439, allocations: 2.758 MB / 0.7316 GB, free: 4.027 MB / 0.5606 GB
Notification: Performance of NFPackage.collectConstants: time 0.001014/0.5449, allocations: 396 kB / 0.732 GB, free: 3.641 MB / 0.5606 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.006079/0.551, allocations: 2.652 MB / 0.7346 GB, free: 0.9844 MB / 0.5606 GB
Notification: Performance of NFScalarize.scalarize: time 0.001934/0.553, allocations: 1.605 MB / 0.7362 GB, free: 15.38 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.003927/0.5569, allocations: 2.515 MB / 0.7386 GB, free: 12.85 MB / 0.5762 GB
Notification: Performance of NFConvertDAE.convert: time 0.009552/0.5665, allocations: 7.629 MB / 0.7461 GB, free: 5.195 MB / 0.5762 GB
Notification: Performance of FrontEnd - DAE generated: time 4.599e-06/0.5665, allocations: 0 / 0.7461 GB, free: 5.195 MB / 0.5762 GB
Notification: Performance of FrontEnd: time 1.873e-06/0.5665, allocations: 0 / 0.7461 GB, free: 5.195 MB / 0.5762 GB
Notification: Performance of Transformations before backend: time 0.0001171/0.5666, allocations: 4 kB / 0.7461 GB, free: 5.191 MB / 0.5762 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 489
 * Number of variables: 489
Notification: Performance of Generate backend data structure: time 0.2834/0.85, allocations: 5.581 MB / 0.7515 GB, free: 156.5 MB / 0.5762 GB
Notification: Performance of prepare preOptimizeDAE: time 4.431e-05/0.8501, allocations: 10.38 kB / 0.7515 GB, free: 156.5 MB / 0.5762 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006702/0.8568, allocations: 1.206 MB / 0.7527 GB, free: 156.2 MB / 0.5762 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.01155/0.8684, allocations: 5.06 MB / 0.7577 GB, free: 153.8 MB / 0.5762 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003183/0.8687, allocations: 168.4 kB / 0.7578 GB, free: 153.7 MB / 0.5762 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009248/0.8697, allocations: 224.2 kB / 0.758 GB, free: 153.6 MB / 0.5762 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.008025/0.8777, allocations: 2.905 MB / 0.7609 GB, free: 151.9 MB / 0.5762 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.812e-05/0.8778, allocations: 10.06 kB / 0.7609 GB, free: 151.9 MB / 0.5762 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003853/0.8782, allocations: 83.03 kB / 0.761 GB, free: 151.9 MB / 0.5762 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.785e-05/0.8783, allocations: 48.53 kB / 0.761 GB, free: 151.9 MB / 0.5762 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.005547/0.8838, allocations: 2.151 MB / 0.7631 GB, free: 150.9 MB / 0.5762 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 0.01883/0.9027, allocations: 12.31 MB / 0.7751 GB, free: 140.9 MB / 0.5762 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.004215/0.9069, allocations: 1.642 MB / 0.7767 GB, free: 140.2 MB / 0.5762 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.001669/0.9086, allocations: 0.7703 MB / 0.7775 GB, free: 139.8 MB / 0.5762 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.006965/0.9156, allocations: 4.281 MB / 0.7817 GB, free: 136.1 MB / 0.5762 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.606e-05/0.9157, allocations: 42.06 kB / 0.7817 GB, free: 136.1 MB / 0.5762 GB
Notification: Performance of pre-optimization done (n=79): time 2.785e-06/0.9157, allocations: 0 / 0.7817 GB, free: 136.1 MB / 0.5762 GB
Notification: Performance of matching and sorting (n=79): time 0.006103/0.9218, allocations: 2.522 MB / 0.7842 GB, free: 133.6 MB / 0.5762 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.851e-05/0.9218, allocations: 59.72 kB / 0.7842 GB, free: 133.5 MB / 0.5762 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.007072/0.9289, allocations: 4.673 MB / 0.7888 GB, free: 128.8 MB / 0.5762 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004263/0.9294, allocations: 54.64 kB / 0.7888 GB, free: 128.8 MB / 0.5762 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001518/0.9309, allocations: 2.036 MB / 0.7908 GB, free: 126.7 MB / 0.5762 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0004395/0.9313, allocations: 283.7 kB / 0.7911 GB, free: 126.5 MB / 0.5762 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008622/0.9322, allocations: 479.2 kB / 0.7916 GB, free: 126 MB / 0.5762 GB
Notification: Performance of setup shared object (initialization): time 4.139e-05/0.9323, allocations: 301.1 kB / 0.7919 GB, free: 125.7 MB / 0.5762 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.002364/0.9346, allocations: 1.562 MB / 0.7934 GB, free: 124.1 MB / 0.5762 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.002767/0.9374, allocations: 2.476 MB / 0.7958 GB, free: 121.3 MB / 0.5762 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.004932/0.9424, allocations: 3.962 MB / 0.7997 GB, free: 117 MB / 0.5762 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.977e-05/0.9424, allocations: 8 kB / 0.7997 GB, free: 117 MB / 0.5762 GB
Notification: Performance of matching and sorting (n=247) (initialization): time 0.007051/0.9495, allocations: 4.323 MB / 0.8039 GB, free: 112.6 MB / 0.5762 GB
Notification: Performance of prepare postOptimizeDAE: time 3.322e-05/0.9495, allocations: 19.84 kB / 0.8039 GB, free: 112.6 MB / 0.5762 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.616e-05/0.9496, allocations: 28 kB / 0.8039 GB, free: 112.6 MB / 0.5762 GB
Notification: Performance of postOpt tearingSystem (initialization): time 5.259e-05/0.9496, allocations: 40.72 kB / 0.804 GB, free: 112.6 MB / 0.5762 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003202/0.9528, allocations: 0.5772 MB / 0.8045 GB, free: 112 MB / 0.5762 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001886/0.9547, allocations: 2.984 MB / 0.8075 GB, free: 108.9 MB / 0.5762 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002929/0.9577, allocations: 314.1 kB / 0.8078 GB, free: 108.6 MB / 0.5762 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002617/0.9579, allocations: 175.9 kB / 0.8079 GB, free: 108.4 MB / 0.5762 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.003286/0.9612, allocations: 2.175 MB / 0.81 GB, free: 106.2 MB / 0.5762 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.002155/0.9634, allocations: 2.178 MB / 0.8122 GB, free: 103.6 MB / 0.5762 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.004077/0.9675, allocations: 3.392 MB / 0.8155 GB, free: 99.86 MB / 0.5762 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.149e-05/0.9675, allocations: 11.52 kB / 0.8155 GB, free: 99.85 MB / 0.5762 GB
Notification: Performance of matching and sorting (n=247) (initialization_lambda0): time 0.006156/0.9737, allocations: 3.718 MB / 0.8191 GB, free: 96.12 MB / 0.5762 GB
Notification: Performance of prepare postOptimizeDAE: time 2.364e-05/0.9737, allocations: 16 kB / 0.8191 GB, free: 96.11 MB / 0.5762 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.791e-05/0.9738, allocations: 28 kB / 0.8192 GB, free: 96.08 MB / 0.5762 GB
Notification: Performance of postOpt tearingSystem (initialization): time 2.605e-05/0.9738, allocations: 40 kB / 0.8192 GB, free: 96.04 MB / 0.5762 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002438/0.9762, allocations: 0.605 MB / 0.8198 GB, free: 95.43 MB / 0.5762 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.755e-05/0.9763, allocations: 55.8 kB / 0.8199 GB, free: 95.38 MB / 0.5762 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002761/0.9791, allocations: 223.1 kB / 0.8201 GB, free: 95.16 MB / 0.5762 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002671/0.9793, allocations: 176 kB / 0.8202 GB, free: 94.99 MB / 0.5762 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 126
 * 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 (216):
 * Single equations (assignments): 208
 * Array equations: 4
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 4
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 4 systems
   {1, 1, 1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Performance of prepare postOptimizeDAE: time 0.000582/0.9799, allocations: 304.8 kB / 0.8205 GB, free: 94.68 MB / 0.5762 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009869/0.9809, allocations: 414.6 kB / 0.8209 GB, free: 94.27 MB / 0.5762 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.005427/0.9864, allocations: 2.485 MB / 0.8233 GB, free: 91.8 MB / 0.5762 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.897e-05/0.9864, allocations: 19.94 kB / 0.8234 GB, free: 91.78 MB / 0.5762 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 6.893e-06/0.9864, allocations: 0 / 0.8234 GB, free: 91.78 MB / 0.5762 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.179e-05/0.9864, allocations: 7.969 kB / 0.8234 GB, free: 91.77 MB / 0.5762 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.009537/0.996, allocations: 4.905 MB / 0.8282 GB, free: 86.82 MB / 0.5762 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.253e-06/0.996, allocations: 0 / 0.8282 GB, free: 86.82 MB / 0.5762 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001371/0.9974, allocations: 275.8 kB / 0.8284 GB, free: 86.55 MB / 0.5762 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0003304/0.9977, allocations: 133.7 kB / 0.8286 GB, free: 86.41 MB / 0.5762 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.516e-05/0.9978, allocations: 43.95 kB / 0.8286 GB, free: 86.37 MB / 0.5762 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001193/0.999, allocations: 2.671 MB / 0.8312 GB, free: 83.6 MB / 0.5762 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.246e-06/0.9991, allocations: 0 / 0.8312 GB, free: 83.6 MB / 0.5762 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.004715/1.004, allocations: 2.304 MB / 0.8335 GB, free: 81.26 MB / 0.5762 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001821/1.006, allocations: 0.6592 MB / 0.8341 GB, free: 80.57 MB / 0.5762 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0009968/1.007, allocations: 16 kB / 0.8341 GB, free: 80.56 MB / 0.5762 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002442/1.009, allocations: 111.8 kB / 0.8342 GB, free: 80.45 MB / 0.5762 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001683/1.009, allocations: 72.84 kB / 0.8343 GB, free: 80.38 MB / 0.5762 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001905/1.009, allocations: 63.94 kB / 0.8344 GB, free: 80.32 MB / 0.5762 GB
Notification: Performance of sorting global known variables: time 0.005587/1.015, allocations: 3.206 MB / 0.8375 GB, free: 77.12 MB / 0.5762 GB
Notification: Performance of sort global known variables: time 2.2e-07/1.015, allocations: 0 / 0.8375 GB, free: 77.12 MB / 0.5762 GB
Notification: Performance of remove unused functions: time 0.005683/1.021, allocations: 1.712 MB / 0.8392 GB, free: 75.46 MB / 0.5762 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * 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 (102):
 * Single equations (assignments): 88
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 10
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 2
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 2 systems
   {1, 1}
 * Without analytic Jacobian (size): 0 systems
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
   {(1,1), (1,1)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.001537/1.022, allocations: 0.66 MB / 0.8398 GB, free: 74.89 MB / 0.5762 GB
Notification: Performance of simCode: created initialization part: time 0.009435/1.032, allocations: 4.847 MB / 0.8445 GB, free: 70.05 MB / 0.5762 GB
Notification: Performance of simCode: created event and clocks part: time 6.302e-06/1.032, allocations: 0 / 0.8445 GB, free: 70.05 MB / 0.5762 GB
Notification: Performance of simCode: created simulation system equations: time 0.00212/1.034, allocations: 0.9442 MB / 0.8455 GB, free: 69.12 MB / 0.5762 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.008511/1.042, allocations: 2.271 MB / 0.8477 GB, free: 66.97 MB / 0.5762 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01123/1.054, allocations: 7.032 MB / 0.8545 GB, free: 59.91 MB / 0.5762 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002605/1.056, allocations: 2.519 MB / 0.857 GB, free: 57.36 MB / 0.5762 GB
Notification: Performance of simCode: alias equations: time 0.003986/1.06, allocations: 1.066 MB / 0.858 GB, free: 56.29 MB / 0.5762 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000813/1.061, allocations: 299.3 kB / 0.8583 GB, free: 56 MB / 0.5762 GB
Notification: Performance of SimCode: time 1.392e-06/1.061, allocations: 4 kB / 0.8583 GB, free: 56 MB / 0.5762 GB
Notification: Performance of Templates: time 0.1198/1.181, allocations: 85.8 MB / 0.9421 GB, free: 3.113 MB / 0.6075 GB
make -j1 -f IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.makefile
(rm -f IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.pipe ; mkfifo IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.pipe ; head -c 1048576 < IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.pipe >> ../files/IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.sim & ./IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous  -abortSlowSimulation -alarm=480 -s gbode -lv LOG_STATS > IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.pipe 2>&1)