java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--em28xx--em28xx-dvb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:57:09,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:57:09,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:57:09,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:57:09,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:57:09,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:57:09,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:57:09,289 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:57:09,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:57:09,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:57:09,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:57:09,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:57:09,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:57:09,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:57:09,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:57:09,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:57:09,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:57:09,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:57:09,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:57:09,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:57:09,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:57:09,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:57:09,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:57:09,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:57:09,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:57:09,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:57:09,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:57:09,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:57:09,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:57:09,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:57:09,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:57:09,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:57:09,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:57:09,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:57:09,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:57:09,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:57:09,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:57:09,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:57:09,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:57:09,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:57:09,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:57:09,323 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-16 16:57:09,350 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:57:09,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:57:09,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:57:09,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:57:09,354 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:57:09,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:57:09,354 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:57:09,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:57:09,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:57:09,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:57:09,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:57:09,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:57:09,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:57:09,355 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:57:09,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:57:09,356 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:57:09,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:57:09,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:57:09,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:57:09,357 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:57:09,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:57:09,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:57:09,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:57:09,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:57:09,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:57:09,359 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:57:09,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:57:09,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:57:09,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:57:09,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:57:09,409 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:57:09,417 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:57:09,419 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:57:09,419 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:57:09,420 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--em28xx--em28xx-dvb.ko-entry_point.cil.out.i [2019-09-16 16:57:09,504 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0317dda3/cecc2ad37e5147eebc18f932cddeb2ee/FLAG138536a06 [2019-09-16 16:57:10,470 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:57:10,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--em28xx--em28xx-dvb.ko-entry_point.cil.out.i [2019-09-16 16:57:10,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0317dda3/cecc2ad37e5147eebc18f932cddeb2ee/FLAG138536a06 [2019-09-16 16:57:10,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0317dda3/cecc2ad37e5147eebc18f932cddeb2ee [2019-09-16 16:57:10,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:57:10,878 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:57:10,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:57:10,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:57:10,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:57:10,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:57:10" (1/1) ... [2019-09-16 16:57:10,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425d1b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:57:10, skipping insertion in model container [2019-09-16 16:57:10,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:57:10" (1/1) ... [2019-09-16 16:57:10,896 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:57:11,071 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:57:11,827 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4481] [2019-09-16 16:57:13,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:57:13,993 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:57:14,179 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4481] [2019-09-16 16:57:14,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:57:14,882 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:57:14,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:57:14 WrapperNode [2019-09-16 16:57:14,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:57:14,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:57:14,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:57:14,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:57:14,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:57:14" (1/1) ... [2019-09-16 16:57:14,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:57:14" (1/1) ... [2019-09-16 16:57:15,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:57:14" (1/1) ... [2019-09-16 16:57:15,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:57:14" (1/1) ... [2019-09-16 16:57:15,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:57:14" (1/1) ... [2019-09-16 16:57:15,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:57:14" (1/1) ... [2019-09-16 16:57:15,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:57:14" (1/1) ... [2019-09-16 16:57:15,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:57:15,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:57:15,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:57:15,511 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:57:15,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:57:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:57:15,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:57:15,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:57:15,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-16 16:57:15,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-16 16:57:15,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-16 16:57:15,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-09-16 16:57:15,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-16 16:57:15,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-09-16 16:57:15,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~X~int~TO~$Pointer$ [2019-09-16 16:57:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-09-16 16:57:15,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~$Pointer$ [2019-09-16 16:57:15,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-09-16 16:57:15,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-09-16 16:57:15,611 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2019-09-16 16:57:15,611 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-09-16 16:57:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2019-09-16 16:57:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2019-09-16 16:57:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2019-09-16 16:57:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-16 16:57:15,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-16 16:57:15,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-16 16:57:15,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-16 16:57:15,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-16 16:57:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-16 16:57:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-16 16:57:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-16 16:57:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-16 16:57:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-16 16:57:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-16 16:57:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-16 16:57:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2019-09-16 16:57:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mt352_write [2019-09-16 16:57:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure print_err_status [2019-09-16 16:57:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_urb_data_copy [2019-09-16 16:57:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_start_streaming [2019-09-16 16:57:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_streaming [2019-09-16 16:57:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_start_feed [2019-09-16 16:57:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_feed [2019-09-16 16:57:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_bus_ctrl [2019-09-16 16:57:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure drxk_gate_ctrl [2019-09-16 16:57:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure hauppauge_hvr930c_init [2019-09-16 16:57:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure terratec_h5_init [2019-09-16 16:57:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure terratec_htc_stick_init [2019-09-16 16:57:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure terratec_htc_usb_xs_init [2019-09-16 16:57:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure pctv_520e_init [2019-09-16 16:57:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_pctv_290e_set_lna [2019-09-16 16:57:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_pctv_292e_set_lna [2019-09-16 16:57:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_mt352_terratec_xs_init [2019-09-16 16:57:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_attach_xc3028 [2019-09-16 16:57:15,620 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_register_dvb [2019-09-16 16:57:15,620 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_unregister_dvb [2019-09-16 16:57:15,620 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_init [2019-09-16 16:57:15,620 INFO L138 BoogieDeclarations]: Found implementation of procedure prevent_sleep [2019-09-16 16:57:15,620 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_fini [2019-09-16 16:57:15,622 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_suspend [2019-09-16 16:57:15,622 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_resume [2019-09-16 16:57:15,622 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_register [2019-09-16 16:57:15,623 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_unregister [2019-09-16 16:57:15,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_em28xx_ops_1 [2019-09-16 16:57:15,624 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:57:15,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2019-09-16 16:57:15,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_6 [2019-09-16 16:57:15,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_7 [2019-09-16 16:57:15,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_8 [2019-09-16 16:57:15,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_9 [2019-09-16 16:57:15,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_10 [2019-09-16 16:57:15,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_11 [2019-09-16 16:57:15,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_12 [2019-09-16 16:57:15,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_13 [2019-09-16 16:57:15,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_14 [2019-09-16 16:57:15,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_15 [2019-09-16 16:57:15,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_16 [2019-09-16 16:57:15,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_17 [2019-09-16 16:57:15,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_18 [2019-09-16 16:57:15,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_19 [2019-09-16 16:57:15,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_20 [2019-09-16 16:57:15,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_21 [2019-09-16 16:57:15,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_22 [2019-09-16 16:57:15,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_23 [2019-09-16 16:57:15,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_24 [2019-09-16 16:57:15,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_25 [2019-09-16 16:57:15,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_26 [2019-09-16 16:57:15,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_27 [2019-09-16 16:57:15,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_28 [2019-09-16 16:57:15,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_29 [2019-09-16 16:57:15,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-16 16:57:15,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-16 16:57:15,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-16 16:57:15,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-16 16:57:15,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-16 16:57:15,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-09-16 16:57:15,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-09-16 16:57:15,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-09-16 16:57:15,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-09-16 16:57:15,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-09-16 16:57:15,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-16 16:57:15,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-16 16:57:15,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-16 16:57:15,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-09-16 16:57:15,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2019-09-16 16:57:15,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2019-09-16 16:57:15,635 INFO L138 BoogieDeclarations]: Found implementation of procedure down [2019-09-16 16:57:15,635 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2019-09-16 16:57:15,635 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2019-09-16 16:57:15,635 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_swfilter [2019-09-16 16:57:15,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2019-09-16 16:57:15,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2019-09-16 16:57:15,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_detach [2019-09-16 16:57:15,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_resume [2019-09-16 16:57:15,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_suspend [2019-09-16 16:57:15,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_init [2019-09-16 16:57:15,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_release [2019-09-16 16:57:15,637 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2019-09-16 16:57:15,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2019-09-16 16:57:15,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2019-09-16 16:57:15,639 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2019-09-16 16:57:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_alloc_urbs [2019-09-16 16:57:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_gpio_set [2019-09-16 16:57:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_usb_xfer [2019-09-16 16:57:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_register_extension [2019-09-16 16:57:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2019-09-16 16:57:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_setup_xc3028 [2019-09-16 16:57:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_urbs [2019-09-16 16:57:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_uninit_usb_xfer [2019-09-16 16:57:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_unregister_extension [2019-09-16 16:57:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2019-09-16 16:57:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg_bits [2019-09-16 16:57:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2019-09-16 16:57:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_request_one [2019-09-16 16:57:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2019-09-16 16:57:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2019-09-16 16:57:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2019-09-16 16:57:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_bind_1 [2019-09-16 16:57:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_1 [2019-09-16 16:57:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-16 16:57:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-09-16 16:57:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_start_1 [2019-09-16 16:57:15,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop_1 [2019-09-16 16:57:15,648 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-16 16:57:15,649 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-16 16:57:15,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-16 16:57:15,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-16 16:57:15,656 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-16 16:57:15,656 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-16 16:57:15,657 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2019-09-16 16:57:15,657 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-09-16 16:57:15,657 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-16 16:57:15,657 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-16 16:57:15,657 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-16 16:57:15,658 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-16 16:57:15,658 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-16 16:57:15,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:57:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-16 16:57:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-16 16:57:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-16 16:57:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-16 16:57:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-16 16:57:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-09-16 16:57:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2019-09-16 16:57:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-09-16 16:57:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-16 16:57:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-16 16:57:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-16 16:57:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-16 16:57:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-09-16 16:57:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2019-09-16 16:57:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:57:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2019-09-16 16:57:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-16 16:57:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2019-09-16 16:57:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2019-09-16 16:57:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2019-09-16 16:57:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2019-09-16 16:57:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_7 [2019-09-16 16:57:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_9 [2019-09-16 16:57:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_10 [2019-09-16 16:57:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_12 [2019-09-16 16:57:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_16 [2019-09-16 16:57:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_19 [2019-09-16 16:57:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_21 [2019-09-16 16:57:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_23 [2019-09-16 16:57:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_25 [2019-09-16 16:57:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_6 [2019-09-16 16:57:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_8 [2019-09-16 16:57:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_11 [2019-09-16 16:57:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_13 [2019-09-16 16:57:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_14 [2019-09-16 16:57:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_15 [2019-09-16 16:57:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_17 [2019-09-16 16:57:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_18 [2019-09-16 16:57:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_20 [2019-09-16 16:57:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_22 [2019-09-16 16:57:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_24 [2019-09-16 16:57:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_26 [2019-09-16 16:57:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_27 [2019-09-16 16:57:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_28 [2019-09-16 16:57:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_29 [2019-09-16 16:57:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-09-16 16:57:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-09-16 16:57:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-16 16:57:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-16 16:57:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-16 16:57:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-16 16:57:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-16 16:57:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:57:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-16 16:57:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:57:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-16 16:57:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-16 16:57:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-16 16:57:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:57:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-16 16:57:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-16 16:57:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-16 16:57:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-16 16:57:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-16 16:57:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-16 16:57:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-16 16:57:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-16 16:57:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-16 16:57:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_em28xx_ops_1 [2019-09-16 16:57:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-16 16:57:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-16 16:57:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2019-09-16 16:57:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:57:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:57:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:57:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:57:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:57:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure down [2019-09-16 16:57:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure up [2019-09-16 16:57:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-09-16 16:57:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2019-09-16 16:57:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2019-09-16 16:57:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2019-09-16 16:57:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2019-09-16 16:57:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2019-09-16 16:57:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2019-09-16 16:57:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2019-09-16 16:57:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_detach [2019-09-16 16:57:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_suspend [2019-09-16 16:57:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_resume [2019-09-16 16:57:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2019-09-16 16:57:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg_bits [2019-09-16 16:57:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_alloc_urbs [2019-09-16 16:57:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_usb_xfer [2019-09-16 16:57:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_uninit_usb_xfer [2019-09-16 16:57:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_urbs [2019-09-16 16:57:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2019-09-16 16:57:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_gpio_set [2019-09-16 16:57:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_register_extension [2019-09-16 16:57:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_unregister_extension [2019-09-16 16:57:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_tuner_callback [2019-09-16 16:57:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_setup_xc3028 [2019-09-16 16:57:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_free_device [2019-09-16 16:57:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2019-09-16 16:57:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2019-09-16 16:57:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_swfilter [2019-09-16 16:57:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2019-09-16 16:57:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_init [2019-09-16 16:57:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2019-09-16 16:57:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2019-09-16 16:57:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2019-09-16 16:57:15,673 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_request_one [2019-09-16 16:57:15,674 INFO L130 BoogieDeclarations]: Found specification of procedure mt352_write [2019-09-16 16:57:15,677 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-16 16:57:15,677 INFO L130 BoogieDeclarations]: Found specification of procedure print_err_status [2019-09-16 16:57:15,678 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_urb_data_copy [2019-09-16 16:57:15,678 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_start_streaming [2019-09-16 16:57:15,678 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_streaming [2019-09-16 16:57:15,680 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_start_feed [2019-09-16 16:57:15,680 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_feed [2019-09-16 16:57:15,680 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_bus_ctrl [2019-09-16 16:57:15,680 INFO L130 BoogieDeclarations]: Found specification of procedure drxk_gate_ctrl [2019-09-16 16:57:15,680 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-16 16:57:15,680 INFO L130 BoogieDeclarations]: Found specification of procedure hauppauge_hvr930c_init [2019-09-16 16:57:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure terratec_h5_init [2019-09-16 16:57:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure terratec_htc_stick_init [2019-09-16 16:57:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure terratec_htc_usb_xs_init [2019-09-16 16:57:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure pctv_520e_init [2019-09-16 16:57:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_pctv_290e_set_lna [2019-09-16 16:57:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_pctv_292e_set_lna [2019-09-16 16:57:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_mt352_terratec_xs_init [2019-09-16 16:57:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_attach_xc3028 [2019-09-16 16:57:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-09-16 16:57:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_register_dvb [2019-09-16 16:57:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-16 16:57:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_unregister_dvb [2019-09-16 16:57:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_init [2019-09-16 16:57:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-09-16 16:57:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~X~int~TO~$Pointer$ [2019-09-16 16:57:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-09-16 16:57:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~$Pointer$ [2019-09-16 16:57:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-09-16 16:57:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-09-16 16:57:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure prevent_sleep [2019-09-16 16:57:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_fini [2019-09-16 16:57:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_suspend [2019-09-16 16:57:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_resume [2019-09-16 16:57:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_register [2019-09-16 16:57:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_unregister [2019-09-16 16:57:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-09-16 16:57:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_bind_1 [2019-09-16 16:57:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop_1 [2019-09-16 16:57:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-16 16:57:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-16 16:57:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_start_1 [2019-09-16 16:57:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_1 [2019-09-16 16:57:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:57:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-16 16:57:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-16 16:57:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-16 16:57:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-16 16:57:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-16 16:57:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-09-16 16:57:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-09-16 16:57:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-09-16 16:57:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-16 16:57:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:57:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:57:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:57:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-16 16:57:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:57:17,115 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-16 16:57:40,684 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-09-16 16:57:52,728 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:57:52,728 INFO L283 CfgBuilder]: Removed 24 assume(true) statements. [2019-09-16 16:57:52,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:57:52 BoogieIcfgContainer [2019-09-16 16:57:52,730 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:57:52,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:57:52,732 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:57:52,735 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:57:52,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:57:10" (1/3) ... [2019-09-16 16:57:52,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b89da3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:57:52, skipping insertion in model container [2019-09-16 16:57:52,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:57:14" (2/3) ... [2019-09-16 16:57:52,737 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b89da3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:57:52, skipping insertion in model container [2019-09-16 16:57:52,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:57:52" (3/3) ... [2019-09-16 16:57:52,739 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--em28xx--em28xx-dvb.ko-entry_point.cil.out.i [2019-09-16 16:57:52,751 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:57:52,764 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:57:52,785 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:57:52,830 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:57:52,831 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:57:52,831 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:57:52,832 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:57:52,832 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:57:52,832 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:57:52,832 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:57:52,832 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:57:52,832 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:57:52,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states. [2019-09-16 16:57:52,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-09-16 16:57:52,899 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:57:52,900 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:57:52,902 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:57:52,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:57:52,909 INFO L82 PathProgramCache]: Analyzing trace with hash -91649738, now seen corresponding path program 1 times [2019-09-16 16:57:52,911 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:57:52,911 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:57:53,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:57:53,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:57:53,151 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:57:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:57:54,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:57:54,243 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:57:54,243 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:57:54,247 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:57:54,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:57:54,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:57:54,266 INFO L87 Difference]: Start difference. First operand 1859 states. Second operand 3 states. [2019-09-16 16:57:58,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:57:58,929 INFO L93 Difference]: Finished difference Result 5319 states and 7753 transitions. [2019-09-16 16:57:58,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:57:58,931 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-09-16 16:57:58,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:57:58,975 INFO L225 Difference]: With dead ends: 5319 [2019-09-16 16:57:58,975 INFO L226 Difference]: Without dead ends: 3517 [2019-09-16 16:57:58,993 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:57:59,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3517 states. [2019-09-16 16:57:59,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3517 to 3514. [2019-09-16 16:57:59,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3514 states. [2019-09-16 16:57:59,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 3514 states and 4969 transitions. [2019-09-16 16:57:59,304 INFO L78 Accepts]: Start accepts. Automaton has 3514 states and 4969 transitions. Word has length 38 [2019-09-16 16:57:59,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:57:59,304 INFO L475 AbstractCegarLoop]: Abstraction has 3514 states and 4969 transitions. [2019-09-16 16:57:59,304 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:57:59,305 INFO L276 IsEmpty]: Start isEmpty. Operand 3514 states and 4969 transitions. [2019-09-16 16:57:59,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-09-16 16:57:59,319 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:57:59,319 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:57:59,320 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:57:59,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:57:59,320 INFO L82 PathProgramCache]: Analyzing trace with hash -511655764, now seen corresponding path program 1 times [2019-09-16 16:57:59,320 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:57:59,321 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:57:59,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:57:59,350 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:57:59,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:57:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:58:00,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:58:00,005 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:58:00,005 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:58:00,007 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:58:00,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:58:00,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:58:00,008 INFO L87 Difference]: Start difference. First operand 3514 states and 4969 transitions. Second operand 3 states. [2019-09-16 16:58:00,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:58:00,335 INFO L93 Difference]: Finished difference Result 10515 states and 14994 transitions. [2019-09-16 16:58:00,335 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:58:00,335 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2019-09-16 16:58:00,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:58:00,404 INFO L225 Difference]: With dead ends: 10515 [2019-09-16 16:58:00,404 INFO L226 Difference]: Without dead ends: 7003 [2019-09-16 16:58:00,428 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:58:00,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7003 states. [2019-09-16 16:58:00,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7003 to 6999. [2019-09-16 16:58:00,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6999 states. [2019-09-16 16:58:00,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6999 states to 6999 states and 9947 transitions. [2019-09-16 16:58:00,851 INFO L78 Accepts]: Start accepts. Automaton has 6999 states and 9947 transitions. Word has length 42 [2019-09-16 16:58:00,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:58:00,851 INFO L475 AbstractCegarLoop]: Abstraction has 6999 states and 9947 transitions. [2019-09-16 16:58:00,851 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:58:00,853 INFO L276 IsEmpty]: Start isEmpty. Operand 6999 states and 9947 transitions. [2019-09-16 16:58:00,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-16 16:58:00,857 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:58:00,857 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:58:00,858 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:58:00,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:58:00,858 INFO L82 PathProgramCache]: Analyzing trace with hash 1816470174, now seen corresponding path program 1 times [2019-09-16 16:58:00,858 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:58:00,858 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:58:00,879 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:58:00,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:58:00,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:58:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:58:01,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:58:01,333 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:58:01,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:58:01,334 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:58:01,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:58:01,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:58:01,336 INFO L87 Difference]: Start difference. First operand 6999 states and 9947 transitions. Second operand 3 states. [2019-09-16 16:58:04,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:58:04,090 INFO L93 Difference]: Finished difference Result 14263 states and 20240 transitions. [2019-09-16 16:58:04,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:58:04,090 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2019-09-16 16:58:04,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:58:04,139 INFO L225 Difference]: With dead ends: 14263 [2019-09-16 16:58:04,140 INFO L226 Difference]: Without dead ends: 7276 [2019-09-16 16:58:04,168 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:58:04,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7276 states. [2019-09-16 16:58:04,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7276 to 7263. [2019-09-16 16:58:04,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7263 states. [2019-09-16 16:58:04,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7263 states to 7263 states and 10290 transitions. [2019-09-16 16:58:04,775 INFO L78 Accepts]: Start accepts. Automaton has 7263 states and 10290 transitions. Word has length 51 [2019-09-16 16:58:04,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:58:04,775 INFO L475 AbstractCegarLoop]: Abstraction has 7263 states and 10290 transitions. [2019-09-16 16:58:04,775 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:58:04,776 INFO L276 IsEmpty]: Start isEmpty. Operand 7263 states and 10290 transitions. [2019-09-16 16:58:04,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-09-16 16:58:04,778 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:58:04,779 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:58:04,779 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:58:04,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:58:04,780 INFO L82 PathProgramCache]: Analyzing trace with hash -1098852404, now seen corresponding path program 1 times [2019-09-16 16:58:04,780 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:58:04,780 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:58:04,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:58:04,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:58:04,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:58:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:58:05,263 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-09-16 16:58:05,263 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:58:05,263 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:58:05,264 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:58:05,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:58:05,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:58:05,265 INFO L87 Difference]: Start difference. First operand 7263 states and 10290 transitions. Second operand 3 states. [2019-09-16 16:58:10,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:58:10,084 INFO L93 Difference]: Finished difference Result 15681 states and 22136 transitions. [2019-09-16 16:58:10,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:58:10,084 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 82 [2019-09-16 16:58:10,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:58:10,170 INFO L225 Difference]: With dead ends: 15681 [2019-09-16 16:58:10,171 INFO L226 Difference]: Without dead ends: 8438 [2019-09-16 16:58:10,216 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:58:10,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8438 states. [2019-09-16 16:58:10,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8438 to 8423. [2019-09-16 16:58:10,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8423 states. [2019-09-16 16:58:10,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8423 states to 8423 states and 11764 transitions. [2019-09-16 16:58:10,718 INFO L78 Accepts]: Start accepts. Automaton has 8423 states and 11764 transitions. Word has length 82 [2019-09-16 16:58:10,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:58:10,719 INFO L475 AbstractCegarLoop]: Abstraction has 8423 states and 11764 transitions. [2019-09-16 16:58:10,720 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:58:10,720 INFO L276 IsEmpty]: Start isEmpty. Operand 8423 states and 11764 transitions. [2019-09-16 16:58:10,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-09-16 16:58:10,724 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:58:10,724 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:58:10,728 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:58:10,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:58:10,728 INFO L82 PathProgramCache]: Analyzing trace with hash 1497609915, now seen corresponding path program 1 times [2019-09-16 16:58:10,729 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:58:10,729 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:58:10,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:58:10,751 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:58:10,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:58:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:58:11,611 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Undeclared function symbol (const Int) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:478) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:250) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:250) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.termWithLocalSimplification(SmtUtils.java:1305) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.termWithLocalSimplification(SmtUtils.java:1186) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.TermTransferrer.convertApplicationTerm(TermTransferrer.java:182) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:339) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computePredicates(NestedInterpolantsBuilder.java:574) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsTree(InterpolatingTraceCheckCraig.java:271) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:207) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:183) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:461) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-16 16:58:11,622 INFO L168 Benchmark]: Toolchain (without parser) took 60740.01 ms. Allocated memory was 138.4 MB in the beginning and 1.0 GB in the end (delta: 909.6 MB). Free memory was 69.2 MB in the beginning and 346.3 MB in the end (delta: -277.1 MB). Peak memory consumption was 632.5 MB. Max. memory is 7.1 GB. [2019-09-16 16:58:11,629 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-16 16:58:11,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4004.77 ms. Allocated memory was 138.4 MB in the beginning and 281.0 MB in the end (delta: 142.6 MB). Free memory was 68.8 MB in the beginning and 66.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 144.9 MB. Max. memory is 7.1 GB. [2019-09-16 16:58:11,634 INFO L168 Benchmark]: Boogie Preprocessor took 624.76 ms. Allocated memory was 281.0 MB in the beginning and 290.5 MB in the end (delta: 9.4 MB). Free memory was 66.4 MB in the beginning and 176.1 MB in the end (delta: -109.7 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2019-09-16 16:58:11,638 INFO L168 Benchmark]: RCFGBuilder took 37220.76 ms. Allocated memory was 290.5 MB in the beginning and 1.0 GB in the end (delta: 716.7 MB). Free memory was 176.1 MB in the beginning and 144.2 MB in the end (delta: 31.9 MB). Peak memory consumption was 806.1 MB. Max. memory is 7.1 GB. [2019-09-16 16:58:11,638 INFO L168 Benchmark]: TraceAbstraction took 18885.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 40.9 MB). Free memory was 144.2 MB in the beginning and 346.3 MB in the end (delta: -202.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 16:58:11,648 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4004.77 ms. Allocated memory was 138.4 MB in the beginning and 281.0 MB in the end (delta: 142.6 MB). Free memory was 68.8 MB in the beginning and 66.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 144.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 624.76 ms. Allocated memory was 281.0 MB in the beginning and 290.5 MB in the end (delta: 9.4 MB). Free memory was 66.4 MB in the beginning and 176.1 MB in the end (delta: -109.7 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 37220.76 ms. Allocated memory was 290.5 MB in the beginning and 1.0 GB in the end (delta: 716.7 MB). Free memory was 176.1 MB in the beginning and 144.2 MB in the end (delta: 31.9 MB). Peak memory consumption was 806.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18885.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 40.9 MB). Free memory was 144.2 MB in the beginning and 346.3 MB in the end (delta: -202.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Undeclared function symbol (const Int) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Undeclared function symbol (const Int): de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:478) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...