java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:15:57,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:15:57,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:15:57,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:15:57,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:15:57,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:15:57,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:15:57,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:15:57,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:15:57,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:15:57,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:15:57,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:15:57,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:15:57,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:15:57,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:15:57,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:15:57,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:15:57,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:15:57,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:15:57,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:15:57,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:15:57,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:15:57,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:15:57,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:15:57,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:15:57,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:15:57,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:15:57,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:15:57,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:15:57,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:15:57,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:15:57,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:15:57,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:15:57,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:15:57,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:15:57,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:15:57,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:15:57,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:15:57,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:15:57,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:15:57,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:15:57,481 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 [2019-09-20 20:15:57,503 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:15:57,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:15:57,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:15:57,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:15:57,506 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:15:57,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:15:57,506 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:15:57,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:15:57,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:15:57,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:15:57,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:15:57,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:15:57,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:15:57,509 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:15:57,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:15:57,509 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:15:57,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:15:57,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:15:57,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:15:57,510 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:15:57,510 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:15:57,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:15:57,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:15:57,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:15:57,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:15:57,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:15:57,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:15:57,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:15:57,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 20:15:57,573 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:15:57,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:15:57,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:15:57,589 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:15:57,590 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:15:57,590 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-20 20:15:57,652 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822eac4fb/f8993228f9db476aa05ca4e5201cf0a9/FLAGa2fa33fd0 [2019-09-20 20:15:58,333 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:15:58,334 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-20 20:15:58,363 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822eac4fb/f8993228f9db476aa05ca4e5201cf0a9/FLAGa2fa33fd0 [2019-09-20 20:15:58,503 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822eac4fb/f8993228f9db476aa05ca4e5201cf0a9 [2019-09-20 20:15:58,515 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:15:58,517 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:15:58,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:15:58,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:15:58,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:15:58,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:15:58" (1/1) ... [2019-09-20 20:15:58,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11a31b0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:15:58, skipping insertion in model container [2019-09-20 20:15:58,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:15:58" (1/1) ... [2019-09-20 20:15:58,535 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:15:58,644 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:15:59,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:15:59,820 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:16:00,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:16:00,163 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:16:00,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:16:00 WrapperNode [2019-09-20 20:16:00,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:16:00,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:16:00,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:16:00,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:16:00,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:16:00" (1/1) ... [2019-09-20 20:16:00,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:16:00" (1/1) ... [2019-09-20 20:16:00,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:16:00" (1/1) ... [2019-09-20 20:16:00,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:16:00" (1/1) ... [2019-09-20 20:16:00,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:16:00" (1/1) ... [2019-09-20 20:16:00,330 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:16:00" (1/1) ... [2019-09-20 20:16:00,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:16:00" (1/1) ... [2019-09-20 20:16:00,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:16:00,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:16:00,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:16:00,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:16:00,394 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:16:00" (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 [2019-09-20 20:16:00,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:16:00,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:16:00,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 20:16:00,483 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-09-20 20:16:00,484 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-09-20 20:16:00,484 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2019-09-20 20:16:00,484 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-20 20:16:00,484 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-20 20:16:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-20 20:16:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2019-09-20 20:16:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 20:16:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 20:16:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 20:16:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 20:16:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 20:16:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-20 20:16:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-20 20:16:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 20:16:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 20:16:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 20:16:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 20:16:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 20:16:00,489 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-20 20:16:00,489 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-09-20 20:16:00,489 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-09-20 20:16:00,490 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-20 20:16:00,490 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-09-20 20:16:00,490 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-20 20:16:00,490 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-09-20 20:16:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_irq [2019-09-20 20:16:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_open [2019-09-20 20:16:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_close [2019-09-20 20:16:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_probe [2019-09-20 20:16:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2019-09-20 20:16:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_init [2019-09-20 20:16:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_exit [2019-09-20 20:16:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-09-20 20:16:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:16:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-20 20:16:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2019-09-20 20:16:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2019-09-20 20:16:00,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2019-09-20 20:16:00,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_5 [2019-09-20 20:16:00,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_6 [2019-09-20 20:16:00,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2019-09-20 20:16:00,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_8 [2019-09-20 20:16:00,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2019-09-20 20:16:00,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2019-09-20 20:16:00,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 20:16:00,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2019-09-20 20:16:00,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2019-09-20 20:16:00,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2019-09-20 20:16:00,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2019-09-20 20:16:00,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2019-09-20 20:16:00,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2019-09-20 20:16:00,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2019-09-20 20:16:00,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2019-09-20 20:16:00,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-09-20 20:16:00,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2019-09-20 20:16:00,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2019-09-20 20:16:00,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2019-09-20 20:16:00,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2019-09-20 20:16:00,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2019-09-20 20:16:00,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2019-09-20 20:16:00,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 20:16:00,500 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-20 20:16:00,500 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-20 20:16:00,501 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-20 20:16:00,501 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-20 20:16:00,501 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-20 20:16:00,502 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-09-20 20:16:00,502 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-20 20:16:00,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 20:16:00,502 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 20:16:00,502 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-20 20:16:00,503 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-20 20:16:00,503 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-20 20:16:00,503 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-20 20:16:00,503 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-20 20:16:00,503 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-20 20:16:00,504 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-20 20:16:00,504 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-20 20:16:00,504 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 20:16:00,504 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 20:16:00,505 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 20:16:00,505 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 20:16:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:16:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 20:16:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-09-20 20:16:00,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 20:16:00,506 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-09-20 20:16:00,506 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2019-09-20 20:16:00,506 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-20 20:16:00,507 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-20 20:16:00,507 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 20:16:00,507 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 20:16:00,507 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 20:16:00,508 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-20 20:16:00,508 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-20 20:16:00,508 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-20 20:16:00,508 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-20 20:16:00,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_8 [2019-09-20 20:16:00,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2019-09-20 20:16:00,509 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-20 20:16:00,509 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-20 20:16:00,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 20:16:00,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 20:16:00,510 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-20 20:16:00,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2019-09-20 20:16:00,510 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-20 20:16:00,511 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-20 20:16:00,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2019-09-20 20:16:00,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_6 [2019-09-20 20:16:00,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_5 [2019-09-20 20:16:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2019-09-20 20:16:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2019-09-20 20:16:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2019-09-20 20:16:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-20 20:16:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-20 20:16:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-20 20:16:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-20 20:16:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2019-09-20 20:16:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2019-09-20 20:16:00,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2019-09-20 20:16:00,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2019-09-20 20:16:00,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2019-09-20 20:16:00,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-09-20 20:16:00,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2019-09-20 20:16:00,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2019-09-20 20:16:00,515 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 20:16:00,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 20:16:00,515 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 20:16:00,516 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 20:16:00,517 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 20:16:00,521 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 20:16:00,522 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 20:16:00,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:16:00,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 20:16:00,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 20:16:00,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 20:16:00,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 20:16:00,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 20:16:00,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 20:16:00,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-20 20:16:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-20 20:16:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 20:16:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 20:16:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 20:16:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 20:16:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 20:16:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-09-20 20:16:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-20 20:16:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-20 20:16:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-09-20 20:16:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-09-20 20:16:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-20 20:16:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-20 20:16:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-20 20:16:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-20 20:16:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-09-20 20:16:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-20 20:16:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-09-20 20:16:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-09-20 20:16:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 20:16:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_irq [2019-09-20 20:16:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_open [2019-09-20 20:16:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 20:16:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_close [2019-09-20 20:16:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_probe [2019-09-20 20:16:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2019-09-20 20:16:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_init [2019-09-20 20:16:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_exit [2019-09-20 20:16:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 20:16:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 20:16:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:16:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 20:16:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2019-09-20 20:16:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2019-09-20 20:16:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 20:16:00,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2019-09-20 20:16:00,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2019-09-20 20:16:00,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2019-09-20 20:16:00,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2019-09-20 20:16:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2019-09-20 20:16:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2019-09-20 20:16:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 20:16:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 20:16:00,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 20:16:00,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:16:00,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 20:16:00,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 20:16:00,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:16:01,235 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 20:16:03,038 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:16:03,039 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 20:16:03,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:16:03 BoogieIcfgContainer [2019-09-20 20:16:03,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:16:03,041 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:16:03,042 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:16:03,042 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:16:03,043 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:16:03" (1/1) ... [2019-09-20 20:16:03,044 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:16:03,074 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:16:03,078 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:16:03,101 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:16:03,113 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:16:03,115 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:16:03,756 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-20 20:16:03,974 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 70 [2019-09-20 20:16:04,355 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 83 [2019-09-20 20:16:04,663 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 80 [2019-09-20 20:16:05,205 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 108 [2019-09-20 20:16:05,660 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 103 [2019-09-20 20:16:06,276 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 116 [2019-09-20 20:16:06,745 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 111 [2019-09-20 20:16:07,638 WARN L191 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 132 [2019-09-20 20:16:08,244 WARN L191 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 127 [2019-09-20 20:16:08,467 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 20:16:09,353 WARN L191 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 141 [2019-09-20 20:16:10,071 WARN L191 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 136 [2019-09-20 20:16:10,379 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 20:16:11,435 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 253 DAG size of output: 149 [2019-09-20 20:16:12,192 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 144 [2019-09-20 20:16:12,606 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-09-20 20:16:13,828 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 274 DAG size of output: 158 [2019-09-20 20:16:14,650 WARN L191 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 153 [2019-09-20 20:16:15,178 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-09-20 20:16:17,852 WARN L191 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 461 DAG size of output: 327 [2019-09-20 20:16:20,093 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 356 DAG size of output: 322 [2019-09-20 20:16:20,979 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-20 20:16:28,606 WARN L191 SmtUtils]: Spent 7.62 s on a formula simplification. DAG size of input: 728 DAG size of output: 536 [2019-09-20 20:16:33,931 WARN L191 SmtUtils]: Spent 5.10 s on a formula simplification. DAG size of input: 576 DAG size of output: 531 [2019-09-20 20:16:34,796 WARN L191 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2019-09-20 20:16:41,662 WARN L191 SmtUtils]: Spent 6.85 s on a formula simplification. DAG size of input: 764 DAG size of output: 544