Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Fluid.Examples.Performance.Example7.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/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/ModelicaServices 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) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/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) 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 BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Running command: "" <> buildModelFMU(BuildingSystems.Fluid.Examples.Performance.Example7,fileNamePrefix="BuildingSystems_BuildingSystems_Fluid_Examples_Performance_Example7",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Fluid.Examples.Performance.Example7,fileNamePrefix="BuildingSystems_BuildingSystems_Fluid_Examples_Performance_Example7",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.966/0.966, allocations: 141.8 MB / 149.3 MB, free: 9.223 MB / 122.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001073/0.001073, allocations: 180.6 kB / 182.2 MB, free: 9.441 MB / 154.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.523/1.523, allocations: 221.5 MB / 436.4 MB, free: 13.27 MB / 330.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009562/0.000956, allocations: 89.72 kB / 0.5074 GB, free: 10.11 MB / 410.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.001757/0.001757, allocations: 283 kB / 0.5889 GB, free: 54.64 MB / 410.7 MB Notification: Performance of FrontEnd - loaded program: time 1.988e-05/1.987e-05, allocations: 4 kB / 0.6766 GB, free: 12.72 MB / 458.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5529/0.5529, allocations: 82.76 MB / 0.7575 GB, free: 31.9 MB / 458.7 MB Notification: Performance of FrontEnd - scodeFlatten: time 0.1448/0.6978, allocations: 107.2 MB / 0.8621 GB, free: 4.609 MB / 0.5261 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002541/0.6981, allocations: 67.95 kB / 0.8622 GB, free: 4.543 MB / 0.5261 GB Notification: Performance of FrontEnd - DAE generated: time 0.1282/0.8263, allocations: 35.64 MB / 0.897 GB, free: 0.8398 MB / 0.5573 GB Notification: Performance of FrontEnd: time 1.693e-06/0.8264, allocations: 0 / 0.897 GB, free: 0.8398 MB / 0.5573 GB Notification: Performance of Transformations before backend: time 6.211e-05/0.8264, allocations: 52 kB / 0.897 GB, free: 0.7891 MB / 0.5573 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 500 * Number of variables: 500 Notification: Performance of Generate backend data structure: time 0.4356/1.262, allocations: 3.73 MB / 0.9007 GB, free: 119.5 MB / 0.5573 GB Notification: Performance of prepare preOptimizeDAE: time 5.151e-05/1.262, allocations: 9.875 kB / 0.9007 GB, free: 119.5 MB / 0.5573 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001498/1.264, allocations: 220.9 kB / 0.9009 GB, free: 119.4 MB / 0.5573 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002501/1.266, allocations: 0.9021 MB / 0.9018 GB, free: 119.1 MB / 0.5573 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001373/1.266, allocations: 71.33 kB / 0.9018 GB, free: 119.1 MB / 0.5573 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00125/1.268, allocations: 476.8 kB / 0.9023 GB, free: 119 MB / 0.5573 GB Notification: Performance of preOpt removeEqualFunctionCalls (simulation): time 0.003534/1.271, allocations: 1.814 MB / 0.9041 GB, free: 118.5 MB / 0.5573 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.005751/1.277, allocations: 2.712 MB / 0.9067 GB, free: 117.9 MB / 0.5573 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.119e-05/1.277, allocations: 0 / 0.9067 GB, free: 117.9 MB / 0.5573 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002565/1.277, allocations: 0 / 0.9067 GB, free: 117.9 MB / 0.5573 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.773e-05/1.277, allocations: 46.59 kB / 0.9068 GB, free: 117.9 MB / 0.5573 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.003573/1.281, allocations: 2.289 MB / 0.909 GB, free: 117.3 MB / 0.5573 GB Notification: Performance of preOpt comSubExp (simulation): time 0.06445/1.345, allocations: 19.02 MB / 0.9276 GB, free: 111.7 MB / 0.5573 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.004208/1.35, allocations: 2.025 MB / 0.9295 GB, free: 109.9 MB / 0.5573 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0008305/1.35, allocations: 52.7 kB / 0.9296 GB, free: 109.8 MB / 0.5573 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.955e-05/1.351, allocations: 87.66 kB / 0.9297 GB, free: 109.7 MB / 0.5573 GB Notification: Performance of pre-optimization done (n=500): time 6.543e-06/1.351, allocations: 0 / 0.9297 GB, free: 109.7 MB / 0.5573 GB Notification: Performance of matching and sorting (n=500): time 0.01179/1.362, allocations: 4.774 MB / 0.9343 GB, free: 105.6 MB / 0.5573 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.985e-05/1.362, allocations: 103.3 kB / 0.9344 GB, free: 105.5 MB / 0.5573 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003078/1.363, allocations: 249.4 kB / 0.9347 GB, free: 105.3 MB / 0.5573 GB Notification: Performance of collectPreVariables (initialization): time 0.0006449/1.363, allocations: 29.64 kB / 0.9347 GB, free: 105.3 MB / 0.5573 GB Notification: Performance of collectInitialEqns (initialization): time 8.8e-05/1.364, allocations: 123.9 kB / 0.9348 GB, free: 105.1 MB / 0.5573 GB Notification: Performance of collectInitialBindings (initialization): time 0.001232/1.365, allocations: 2.142 MB / 0.9369 GB, free: 103.2 MB / 0.5573 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002722/1.365, allocations: 3.938 kB / 0.9369 GB, free: 103.2 MB / 0.5573 GB Notification: Performance of setup shared object (initialization): time 0.0002656/1.365, allocations: 0.627 MB / 0.9375 GB, free: 102.6 MB / 0.5573 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003315/1.369, allocations: 2.584 MB / 0.94 GB, free: 100.4 MB / 0.5573 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.003319/1.372, allocations: 2.619 MB / 0.9426 GB, free: 98.11 MB / 0.5573 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.003856/1.376, allocations: 3.122 MB / 0.9457 GB, free: 95.61 MB / 0.5573 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.38e-05/1.376, allocations: 7.906 kB / 0.9457 GB, free: 95.61 MB / 0.5573 GB Notification: Performance of matching and sorting (n=1000) (initialization): time 0.008649/1.384, allocations: 6.733 MB / 0.9522 GB, free: 89.85 MB / 0.5573 GB Notification: Performance of prepare postOptimizeDAE: time 3.632e-05/1.385, allocations: 5.094 kB / 0.9522 GB, free: 89.85 MB / 0.5573 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.102e-05/1.385, allocations: 6.125 kB / 0.9522 GB, free: 89.84 MB / 0.5573 GB Notification: Performance of postOpt tearingSystem (initialization): time 5.787e-05/1.385, allocations: 31.95 kB / 0.9523 GB, free: 89.81 MB / 0.5573 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.006721/1.391, allocations: 1.728 MB / 0.954 GB, free: 88.33 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0001161/1.392, allocations: 32 kB / 0.954 GB, free: 88.3 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003198/1.395, allocations: 0.5967 MB / 0.9546 GB, free: 87.79 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004785/1.395, allocations: 220 kB / 0.9548 GB, free: 87.57 MB / 0.5573 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1000): * Single equations (assignments): 1000 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.000979/1.396, allocations: 195.5 kB / 0.955 GB, free: 87.38 MB / 0.5573 GB Notification: Performance of postOpt createAliasVarsForOutputStates (simulation): time 0.006662/1.403, allocations: 4.729 MB / 0.9596 GB, free: 83.08 MB / 0.5573 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004498/1.403, allocations: 162.1 kB / 0.9597 GB, free: 82.92 MB / 0.5573 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.007453/1.411, allocations: 5.493 MB / 0.9651 GB, free: 77.4 MB / 0.5573 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.53e-05/1.411, allocations: 48 kB / 0.9652 GB, free: 77.35 MB / 0.5573 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.178e-05/1.411, allocations: 0 / 0.9652 GB, free: 77.35 MB / 0.5573 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.836e-05/1.411, allocations: 23.91 kB / 0.9652 GB, free: 77.33 MB / 0.5573 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0031/1.414, allocations: 2.254 MB / 0.9674 GB, free: 75.19 MB / 0.5573 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.528e-06/1.414, allocations: 0 / 0.9674 GB, free: 75.19 MB / 0.5573 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.007799/1.422, allocations: 1.151 MB / 0.9685 GB, free: 74.04 MB / 0.5573 GB Notification: Performance of postOpt tearingSystem (simulation): time 6.308e-05/1.422, allocations: 20 kB / 0.9685 GB, free: 74.02 MB / 0.5573 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007664/1.423, allocations: 286.2 kB / 0.9688 GB, free: 73.74 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.842e-05/1.423, allocations: 19.95 kB / 0.9688 GB, free: 73.72 MB / 0.5573 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.366e-06/1.423, allocations: 0 / 0.9688 GB, free: 73.72 MB / 0.5573 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.008219/1.431, allocations: 7.121 MB / 0.9758 GB, free: 66.57 MB / 0.5573 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003227/1.431, allocations: 290.1 kB / 0.976 GB, free: 66.27 MB / 0.5573 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005856/1.432, allocations: 199.7 kB / 0.9762 GB, free: 66.07 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002555/1.435, allocations: 247.6 kB / 0.9765 GB, free: 65.83 MB / 0.5573 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004862/1.435, allocations: 299.4 kB / 0.9768 GB, free: 65.54 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003085/1.435, allocations: 151.8 kB / 0.9769 GB, free: 65.39 MB / 0.5573 GB Notification: Performance of sorting global known variables: time 4.662e-05/1.435, allocations: 83.47 kB / 0.977 GB, free: 65.31 MB / 0.5573 GB Notification: Performance of sort global known variables: time 1.31e-07/1.435, allocations: 0 / 0.977 GB, free: 65.31 MB / 0.5573 GB Notification: Performance of remove unused functions: time 0.001706/1.437, allocations: 0.6562 MB / 0.9776 GB, free: 64.65 MB / 0.5573 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 500 (T[1],T[2],T[3],T[4],T[5],T[6],T[7],T[8],T[9],T[10],T[11],T[12],T[13],T[14],T[15],T[16],T[17],T[18],T[19],T[20],T[21],T[22],T[23],T[24],T[25],T[26],T[27],T[28],T[29],T[30],T[31],T[32],T[33],T[34],T[35],T[36],T[37],T[38],T[39],T[40],T[41],T[42],T[43],T[44],T[45],T[46],T[47],T[48],T[49],T[50],T[51],T[52],T[53],T[54],T[55],T[56],T[57],T[58],T[59],T[60],T[61],T[62],T[63],T[64],T[65],T[66],T[67],T[68],T[69],T[70],T[71],T[72],T[73],T[74],T[75],T[76],T[77],T[78],T[79],T[80],T[81],T[82],T[83],T[84],T[85],T[86],T[87],T[88],T[89],T[90],T[91],T[92],T[93],T[94],T[95],T[96],T[97],T[98],T[99],T[100],T[101],T[102],T[103],T[104],T[105],T[106],T[107],T[108],T[109],T[110],T[111],T[112],T[113],T[114],T[115],T[116],T[117],T[118],T[119],T[120],T[121],T[122],T[123],T[124],T[125],T[126],T[127],T[128],T[129],T[130],T[131],T[132],T[133],T[134],T[135],T[136],T[137],T[138],T[139],T[140],T[141],T[142],T[143],T[144],T[145],T[146],T[147],T[148],T[149],T[150],T[151],T[152],T[153],T[154],T[155],T[156],T[157],T[158],T[159],T[160],T[161],T[162],T[163],T[164],T[165],T[166],T[167],T[168],T[169],T[170],T[171],T[172],T[173],T[174],T[175],T[176],T[177],T[178],T[179],T[180],T[181],T[182],T[183],T[184],T[185],T[186],T[187],T[188],T[189],T[190],T[191],T[192],T[193],T[194],T[195],T[196],T[197],T[198],T[199],T[200],T[201],T[202],T[203],T[204],T[205],T[206],T[207],T[208],T[209],T[210],T[211],T[212],T[213],T[214],T[215],T[216],T[217],T[218],T[219],T[220],T[221],T[222],T[223],T[224],T[225],T[226],T[227],T[228],T[229],T[230],T[231],T[232],T[233],T[234],T[235],T[236],T[237],T[238],T[239],T[240],T[241],T[242],T[243],T[244],T[245],T[246],T[247],T[248],T[249],T[250],T[251],T[252],T[253],T[254],T[255],T[256],T[257],T[258],T[259],T[260],T[261],T[262],T[263],T[264],T[265],T[266],T[267],T[268],T[269],T[270],T[271],T[272],T[273],T[274],T[275],T[276],T[277],T[278],T[279],T[280],T[281],T[282],T[283],T[284],T[285],T[286],T[287],T[288],T[289],T[290],T[291],T[292],T[293],T[294],T[295],T[296],T[297],T[298],T[299],T[300],T[301],T[302],T[303],T[304],T[305],T[306],T[307],T[308],T[309],T[310],T[311],T[312],T[313],T[314],T[315],T[316],T[317],T[318],T[319],T[320],T[321],T[322],T[323],T[324],T[325],T[326],T[327],T[328],T[329],T[330],T[331],T[332],T[333],T[334],T[335],T[336],T[337],T[338],T[339],T[340],T[341],T[342],T[343],T[344],T[345],T[346],T[347],T[348],T[349],T[350],T[351],T[352],T[353],T[354],T[355],T[356],T[357],T[358],T[359],T[360],T[361],T[362],T[363],T[364],T[365],T[366],T[367],T[368],T[369],T[370],T[371],T[372],T[373],T[374],T[375],T[376],T[377],T[378],T[379],T[380],T[381],T[382],T[383],T[384],T[385],T[386],T[387],T[388],T[389],T[390],T[391],T[392],T[393],T[394],T[395],T[396],T[397],T[398],T[399],T[400],T[401],T[402],T[403],T[404],T[405],T[406],T[407],T[408],T[409],T[410],T[411],T[412],T[413],T[414],T[415],T[416],T[417],T[418],T[419],T[420],T[421],T[422],T[423],T[424],T[425],T[426],T[427],T[428],T[429],T[430],T[431],T[432],T[433],T[434],T[435],T[436],T[437],T[438],T[439],T[440],T[441],T[442],T[443],T[444],T[445],T[446],T[447],T[448],T[449],T[450],T[451],T[452],T[453],T[454],T[455],T[456],T[457],T[458],T[459],T[460],T[461],T[462],T[463],T[464],T[465],T[466],T[467],T[468],T[469],T[470],T[471],T[472],T[473],T[474],T[475],T[476],T[477],T[478],T[479],T[480],T[481],T[482],T[483],T[484],T[485],T[486],T[487],T[488],T[489],T[490],T[491],T[492],T[493],T[494],T[495],T[496],T[497],T[498],T[499],T[500]) * Number of discrete variables: 0 () * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (501): * Single equations (assignments): 501 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.008096/1.445, allocations: 8.012 MB / 0.9855 GB, free: 56.61 MB / 0.5573 GB Notification: Performance of simCode: created initialization part: time 0.007595/1.453, allocations: 5.936 MB / 0.9912 GB, free: 50.68 MB / 0.5573 GB Notification: Performance of simCode: created event and clocks part: time 6.883e-06/1.453, allocations: 0 / 0.9912 GB, free: 50.68 MB / 0.5573 GB Notification: Performance of simCode: created simulation system equations: time 0.003128/1.456, allocations: 2.568 MB / 0.9938 GB, free: 48.12 MB / 0.5573 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004906/1.457, allocations: 5.359 kB / 0.9938 GB, free: 48.11 MB / 0.5573 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01517/1.472, allocations: 22.35 MB / 1.016 GB, free: 25.61 MB / 0.5573 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001073/1.473, allocations: 1.943 MB / 1.017 GB, free: 23.63 MB / 0.5573 GB Notification: Performance of simCode: alias equations: time 0.00629/1.479, allocations: 2.133 MB / 1.02 GB, free: 21.49 MB / 0.5573 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001862/1.481, allocations: 0.9952 MB / 1.021 GB, free: 20.49 MB / 0.5573 GB Notification: Performance of SimCode: time 1.463e-06/1.481, allocations: 0 / 1.021 GB, free: 20.49 MB / 0.5573 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1063/1.587, allocations: 59.48 MB / 1.079 GB, free: 9.07 MB / 0.6042 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001927/1.588, allocations: 146.7 kB / 1.079 GB, free: 8.875 MB / 0.6042 GB Notification: Performance of buildModelFMU: Generate platform static: time 4.119/5.707, allocations: 1.5 kB / 1.079 GB, free: 8.875 MB / 0.6042 GB (rm -f BuildingSystems_BuildingSystems.Fluid.Examples.Performance.Example7.pipe ; mkfifo BuildingSystems_BuildingSystems.Fluid.Examples.Performance.Example7.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Fluid.Examples.Performance.Example7.pipe >> ../files/BuildingSystems_BuildingSystems.Fluid.Examples.Performance.Example7.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_BuildingSystems_BuildingSystems_Fluid_Examples_Performance_Example7_fmu --startTime=0 --stopTime=100 --timeout=50 --tolerance=1e-06 BuildingSystems_BuildingSystems_Fluid_Examples_Performance_Example7.fmu > BuildingSystems_BuildingSystems.Fluid.Examples.Performance.Example7.pipe 2>&1)