Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo", uses=false) Using package Modelica with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo) Using package Complex with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo) Using package ModelicaServices with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo) Running command: translateModel(Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier,tolerance=1e-06,outputFormat="mat",numberOfIntervals=22000,variableFilter="time|capacitor1.v|capacitor2.v|filter.x.1.|filter.x.2.|smee.is.1.|smee.is.2.|smee.idq_dr.1.|smee.idq_rr.2.|smee.idq_sr.1.|smee.idq_sr.2.|smee.lesigma.i|speed.phi|speed.w|voltageController.I.y",fileNamePrefix="Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier") translateModel(Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier,tolerance=1e-06,outputFormat="mat",numberOfIntervals=22000,variableFilter="time|capacitor1.v|capacitor2.v|filter.x.1.|filter.x.2.|smee.is.1.|smee.is.2.|smee.idq_dr.1.|smee.idq_rr.2.|smee.idq_sr.1.|smee.idq_sr.2.|smee.lesigma.i|speed.phi|speed.w|voltageController.I.y",fileNamePrefix="Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.0008135/0.0008135, allocations: 97.33 kB / 18.01 MB, free: 5.734 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.0008856/0.0008856, allocations: 205.5 kB / 18.93 MB, free: 4.848 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.315/1.315, allocations: 227.7 MB / 247.5 MB, free: 9.711 MB / 206.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0002333/0.0002333, allocations: 4 kB / 308.4 MB, free: 0.6328 MB / 238.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.0859/0.08615, allocations: 51.53 MB / 359.9 MB, free: 13.1 MB / 302.1 MB Notification: Performance of NFInst.instantiate(Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier): time 0.01159/0.09778, allocations: 11.29 MB / 371.2 MB, free: 1.742 MB / 302.1 MB Notification: Performance of NFInst.instExpressions: time 0.1642/0.2621, allocations: 6.818 MB / 378 MB, free: 9.824 MB / 302.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.00196/0.2641, allocations: 61 kB / 378.1 MB, free: 9.805 MB / 302.1 MB Notification: Performance of NFTyping.typeComponents: time 0.002573/0.2667, allocations: 0.7575 MB / 378.9 MB, free: 9.598 MB / 302.1 MB Notification: Performance of NFTyping.typeBindings: time 0.003102/0.2698, allocations: 0.8534 MB / 379.7 MB, free: 9.324 MB / 302.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.004876/0.2747, allocations: 1.535 MB / 381.2 MB, free: 9.168 MB / 302.1 MB Notification: Performance of NFFlatten.flatten: time 0.004871/0.2796, allocations: 3.844 MB / 385.1 MB, free: 7.586 MB / 302.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.003119/0.2827, allocations: 1.819 MB / 386.9 MB, free: 6.797 MB / 302.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.002422/0.2851, allocations: 1.141 MB / 388 MB, free: 6.32 MB / 302.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002664/0.2878, allocations: 1.464 MB / 389.5 MB, free: 5.742 MB / 302.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0005983/0.2885, allocations: 151.5 kB / 389.7 MB, free: 5.742 MB / 302.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001415/0.2899, allocations: 397.7 kB / 390 MB, free: 5.676 MB / 302.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0007443/0.2906, allocations: 0.7399 MB / 390.8 MB, free: 5.348 MB / 302.1 MB Notification: Performance of NFVerifyModel.verify: time 0.001693/0.2923, allocations: 1.424 MB / 392.2 MB, free: 4.469 MB / 302.1 MB Notification: Performance of NFConvertDAE.convert: time 0.003036/0.2954, allocations: 3.743 MB / 396 MB, free: 1.863 MB / 302.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.278e-06/0.2954, allocations: 1.375 kB / 396 MB, free: 1.863 MB / 302.1 MB Notification: Performance of FrontEnd: time 1.994e-06/0.2954, allocations: 0 / 396 MB, free: 1.863 MB / 302.1 MB Notification: Performance of Transformations before backend: time 9.192e-05/0.2955, allocations: 4 kB / 396 MB, free: 1.859 MB / 302.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 617 * Number of variables: 617 Notification: Performance of Generate backend data structure: time 0.005786/0.3013, allocations: 2.932 MB / 398.9 MB, free: 15.89 MB / 318.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.562e-05/0.3013, allocations: 9.844 kB / 398.9 MB, free: 15.89 MB / 318.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001557/0.3029, allocations: 432.5 kB / 399.3 MB, free: 15.69 MB / 318.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002899/0.3058, allocations: 1.705 MB / 401 MB, free: 14.49 MB / 318.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001068/0.3059, allocations: 177.3 kB / 401.2 MB, free: 14.41 MB / 318.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003832/0.3063, allocations: 249.5 kB / 401.4 MB, free: 14.32 MB / 318.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.005146/0.3115, allocations: 3.062 MB / 404.5 MB, free: 12.42 MB / 318.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 6.556e-05/0.3116, allocations: 15.78 kB / 404.5 MB, free: 12.4 MB / 318.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002228/0.3118, allocations: 98.73 kB / 404.6 MB, free: 12.31 MB / 318.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001032/0.3119, allocations: 104.6 kB / 404.7 MB, free: 12.2 MB / 318.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.004311/0.3162, allocations: 2.54 MB / 407.3 MB, free: 9.648 MB / 318.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01534/0.3316, allocations: 10.3 MB / 417.6 MB, free: 15.12 MB / 334.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.003165/0.3348, allocations: 2.734 MB / 420.3 MB, free: 12.21 MB / 334.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.001857/0.3367, allocations: 1.229 MB / 421.5 MB, free: 10.98 MB / 334.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0002419/0.337, allocations: 126.4 kB / 421.6 MB, free: 10.84 MB / 334.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.833e-05/0.337, allocations: 55.88 kB / 421.7 MB, free: 10.78 MB / 334.1 MB Notification: Performance of pre-optimization done (n=149): time 3.476e-06/0.337, allocations: 0 / 421.7 MB, free: 10.78 MB / 334.1 MB Notification: Performance of matching and sorting (n=166): time 0.01737/0.3544, allocations: 8.118 MB / 429.8 MB, free: 2.504 MB / 334.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 9.541e-05/0.3545, allocations: 197.2 kB / 430 MB, free: 2.27 MB / 334.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002724/0.3573, allocations: 1.881 MB / 431.9 MB, free: 352 kB / 334.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0002042/0.3575, allocations: 57.7 kB / 431.9 MB, free: 288 kB / 334.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0008348/0.3583, allocations: 1.163 MB / 433.1 MB, free: 15.12 MB / 350.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0004659/0.3588, allocations: 0.5649 MB / 433.7 MB, free: 14.56 MB / 350.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002125/0.359, allocations: 153.6 kB / 433.8 MB, free: 14.41 MB / 350.1 MB Notification: Performance of setup shared object (initialization): time 8.096e-05/0.3591, allocations: 301.1 kB / 434.1 MB, free: 14.11 MB / 350.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001323/0.3604, allocations: 0.8706 MB / 435 MB, free: 13.24 MB / 350.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001624/0.3621, allocations: 1.323 MB / 436.3 MB, free: 11.73 MB / 350.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.002958/0.365, allocations: 2.266 MB / 438.6 MB, free: 9.293 MB / 350.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.005e-06/0.3651, allocations: 4 kB / 438.6 MB, free: 9.289 MB / 350.1 MB Notification: Performance of matching and sorting (n=242) (initialization): time 0.005127/0.3702, allocations: 3.162 MB / 441.7 MB, free: 6.082 MB / 350.1 MB Notification: Performance of prepare postOptimizeDAE: time 0.0002809/0.3705, allocations: 466.9 kB / 442.2 MB, free: 5.457 MB / 350.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.524e-05/0.3705, allocations: 12 kB / 442.2 MB, free: 5.445 MB / 350.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001877/0.3724, allocations: 0.7973 MB / 443 MB, free: 4.629 MB / 350.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001358/0.3738, allocations: 367.3 kB / 443.4 MB, free: 4.27 MB / 350.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01195/0.3858, allocations: 11.86 MB / 455.2 MB, free: 7.754 MB / 366.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001876/0.3877, allocations: 111.8 kB / 455.3 MB, free: 7.645 MB / 366.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002144/0.3879, allocations: 72 kB / 455.4 MB, free: 7.574 MB / 366.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.046e-05/0.3879, allocations: 6.969 kB / 455.4 MB, free: 7.57 MB / 366.1 MB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.004627/0.3926, allocations: 2.919 MB / 458.3 MB, free: 4.613 MB / 366.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.271e-05/0.3926, allocations: 20.33 kB / 458.4 MB, free: 4.594 MB / 366.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001815/0.3944, allocations: 0.7982 MB / 459.2 MB, free: 3.781 MB / 366.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0013/0.3958, allocations: 355.4 kB / 459.5 MB, free: 3.434 MB / 366.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01179/0.4076, allocations: 11.84 MB / 471.3 MB, free: 6.93 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001836/0.4094, allocations: 103.8 kB / 471.4 MB, free: 6.828 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001955/0.4096, allocations: 72 kB / 471.5 MB, free: 6.758 MB / 382.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 55 * Number of states: 0 () * Number of discrete variables: 7 (idealDiode2.idealDiode[3].off,idealDiode2.idealDiode[2].off,idealDiode2.idealDiode[1].off,idealDiode1.idealDiode[3].off,idealDiode1.idealDiode[2].off,idealDiode1.idealDiode[1].off,voltageController.I.local_reset) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (191): * Single equations (assignments): 183 * Array equations: 1 * Algorithm blocks: 0 * Record equations: 1 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 5 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 1 system {(2,100.0%)} * Non-linear Jacobian (size): 0 systems * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(3,16,100.0%), (1,6,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(2,7), (2,7), (2,7)} Notification: Performance of prepare postOptimizeDAE: time 0.001444/0.4111, allocations: 0.8146 MB / 472.3 MB, free: 5.934 MB / 382.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004715/0.4116, allocations: 217.4 kB / 472.5 MB, free: 5.719 MB / 382.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004842/0.4164, allocations: 2.861 MB / 475.4 MB, free: 2.809 MB / 382.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.578e-05/0.4165, allocations: 19.98 kB / 475.4 MB, free: 2.789 MB / 382.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.098e-06/0.4165, allocations: 8.469 kB / 475.4 MB, free: 2.781 MB / 382.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.704e-05/0.4165, allocations: 7.969 kB / 475.4 MB, free: 2.773 MB / 382.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.009417/0.4259, allocations: 5.703 MB / 481.1 MB, free: 12.96 MB / 398.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.377e-06/0.426, allocations: 4 kB / 481.1 MB, free: 12.95 MB / 398.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009839/0.427, allocations: 227.7 kB / 481.4 MB, free: 12.73 MB / 398.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.002068/0.429, allocations: 0.8519 MB / 482.2 MB, free: 11.86 MB / 398.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001341/0.4292, allocations: 39.98 kB / 482.3 MB, free: 11.82 MB / 398.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0133/0.4425, allocations: 13.32 MB / 495.6 MB, free: 13.71 MB / 414.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.141e-06/0.4425, allocations: 7.938 kB / 495.6 MB, free: 13.7 MB / 414.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.006397/0.4489, allocations: 4.057 MB / 499.6 MB, free: 9.551 MB / 414.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.001184/0.4502, allocations: 474.3 kB / 0.4884 GB, free: 9.066 MB / 414.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003439/0.4505, allocations: 47.92 kB / 0.4884 GB, free: 9.02 MB / 414.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001183/0.4517, allocations: 99.91 kB / 0.4885 GB, free: 8.922 MB / 414.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00032/0.452, allocations: 141 kB / 0.4887 GB, free: 8.785 MB / 414.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.487e-05/0.4521, allocations: 44 kB / 0.4887 GB, free: 8.742 MB / 414.1 MB Notification: Performance of sorting global known variables: time 0.001944/0.4541, allocations: 1.285 MB / 0.49 GB, free: 7.434 MB / 414.1 MB Notification: Performance of sort global known variables: time 2.41e-07/0.4541, allocations: 0 / 0.49 GB, free: 7.434 MB / 414.1 MB Notification: Performance of remove unused functions: time 0.003917/0.458, allocations: 1.074 MB / 0.491 GB, free: 6.359 MB / 414.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 15 * Number of states: 12 (smee.idq_sr[1],smee.idq_sr[2],smee.idq_rr[1],smee.idq_rr[2],smee.idq_dr[1],speed.phi,speed.w,voltageController.I.y,capacitor1.v,capacitor2.v,filter.x[1],filter.x[2]) * Number of discrete variables: 6 (idealDiode1.idealDiode[1].off,idealDiode1.idealDiode[2].off,idealDiode1.idealDiode[3].off,idealDiode2.idealDiode[1].off,idealDiode2.idealDiode[2].off,idealDiode2.idealDiode[3].off) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (120): * Single equations (assignments): 114 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 6 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 3 systems {(3,16,100.0%), (1,6,100.0%), (2,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(2,7), (2,7), (2,7)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0006167/0.4587, allocations: 257.8 kB / 0.4913 GB, free: 6.102 MB / 414.1 MB Notification: Performance of simCode: created initialization part: time 0.007898/0.4666, allocations: 5.278 MB / 0.4964 GB, free: 0.6484 MB / 414.1 MB Notification: Performance of simCode: created event and clocks part: time 9.668e-06/0.4666, allocations: 8.125 kB / 0.4964 GB, free: 0.6406 MB / 414.1 MB Notification: Performance of simCode: created simulation system equations: time 0.003219/0.4699, allocations: 2.087 MB / 0.4985 GB, free: 14.48 MB / 430.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003819/0.4737, allocations: 0.549 MB / 0.499 GB, free: 13.93 MB / 430.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0104/0.4841, allocations: 6.909 MB / 0.5057 GB, free: 6.949 MB / 430.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001754/0.4859, allocations: 1.954 MB / 0.5076 GB, free: 4.957 MB / 430.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006153/0.4865, allocations: 135.4 kB / 0.5078 GB, free: 4.824 MB / 430.1 MB Notification: Performance of SimCode: time 1.002e-06/0.4865, allocations: 0 / 0.5078 GB, free: 4.824 MB / 430.1 MB Notification: Performance of Templates: time 0.2503/0.7368, allocations: 105 MB / 0.6104 GB, free: 72.61 MB / 446.1 MB make -j1 -f Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier.makefile (rm -f Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier.pipe ; mkfifo Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier.pipe ; head -c 1048576 < Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier.pipe >> ../files/Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier.sim & ./Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier.pipe 2>&1) diffSimulationResults("Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/Modelica/Electrical/Machines/Examples/SynchronousMachines/SMEE_Rectifier/SMEE_Rectifier.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMEE_Rectifier.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches