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-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-15 15:31:53,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-15 15:31:53,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-15 15:31:53,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-15 15:31:53,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-15 15:31:53,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-15 15:31:53,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-15 15:31:53,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-15 15:31:53,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-15 15:31:53,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-15 15:31:53,594 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-15 15:31:53,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-15 15:31:53,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-15 15:31:53,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-15 15:31:53,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-15 15:31:53,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-15 15:31:53,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-15 15:31:53,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-15 15:31:53,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-15 15:31:53,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-15 15:31:53,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-15 15:31:53,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-15 15:31:53,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-15 15:31:53,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-15 15:31:53,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-15 15:31:53,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-15 15:31:53,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-15 15:31:53,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-15 15:31:53,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-15 15:31:53,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-15 15:31:53,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-15 15:31:53,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-15 15:31:53,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-15 15:31:53,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-15 15:31:53,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-15 15:31:53,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-15 15:31:53,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-15 15:31:53,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-15 15:31:53,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-15 15:31:53,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-15 15:31:53,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-15 15:31:53,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2019-08-15 15:31:53,636 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-15 15:31:53,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-15 15:31:53,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-15 15:31:53,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-15 15:31:53,639 INFO L138 SettingsManager]: * Use SBE=true [2019-08-15 15:31:53,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-15 15:31:53,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-15 15:31:53,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-15 15:31:53,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-15 15:31:53,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-15 15:31:53,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-15 15:31:53,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-15 15:31:53,640 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-15 15:31:53,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-15 15:31:53,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-15 15:31:53,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-15 15:31:53,641 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-15 15:31:53,641 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-15 15:31:53,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-15 15:31:53,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-15 15:31:53,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-15 15:31:53,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-15 15:31:53,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-15 15:31:53,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-15 15:31:53,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-15 15:31:53,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-15 15:31:53,643 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-15 15:31:53,692 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-15 15:31:53,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-15 15:31:53,709 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-15 15:31:53,710 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-15 15:31:53,711 INFO L275 PluginConnector]: CDTParser initialized [2019-08-15 15:31:53,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2019-08-15 15:31:53,788 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7688749c2/29359aded7a44c03874dcfdbc0023a7b/FLAG3f857c7cf [2019-08-15 15:31:54,500 INFO L306 CDTParser]: Found 1 translation units. [2019-08-15 15:31:54,501 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2019-08-15 15:31:54,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7688749c2/29359aded7a44c03874dcfdbc0023a7b/FLAG3f857c7cf [2019-08-15 15:31:54,644 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7688749c2/29359aded7a44c03874dcfdbc0023a7b [2019-08-15 15:31:54,656 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-15 15:31:54,657 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-15 15:31:54,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-15 15:31:54,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-15 15:31:54,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-15 15:31:54,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 03:31:54" (1/1) ... [2019-08-15 15:31:54,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d15845a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 03:31:54, skipping insertion in model container [2019-08-15 15:31:54,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 03:31:54" (1/1) ... [2019-08-15 15:31:54,672 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-15 15:31:54,773 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-15 15:31:55,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-15 15:31:56,003 INFO L188 MainTranslator]: Completed pre-run [2019-08-15 15:31:56,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-15 15:31:56,303 INFO L192 MainTranslator]: Completed translation [2019-08-15 15:31:56,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 03:31:56 WrapperNode [2019-08-15 15:31:56,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-15 15:31:56,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-15 15:31:56,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-15 15:31:56,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-15 15:31:56,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 03:31:56" (1/1) ... [2019-08-15 15:31:56,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 03:31:56" (1/1) ... [2019-08-15 15:31:56,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 03:31:56" (1/1) ... [2019-08-15 15:31:56,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 03:31:56" (1/1) ... [2019-08-15 15:31:56,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 03:31:56" (1/1) ... [2019-08-15 15:31:56,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 03:31:56" (1/1) ... [2019-08-15 15:31:56,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 03:31:56" (1/1) ... [2019-08-15 15:31:56,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-15 15:31:56,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-15 15:31:56,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-15 15:31:56,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-15 15:31:56,508 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 03:31:56" (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 [2019-08-15 15:31:56,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-15 15:31:56,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-15 15:31:56,587 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-08-15 15:31:56,587 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-08-15 15:31:56,587 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-08-15 15:31:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-08-15 15:31:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-08-15 15:31:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-08-15 15:31:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-08-15 15:31:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-08-15 15:31:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-08-15 15:31:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-08-15 15:31:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-08-15 15:31:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-08-15 15:31:56,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-08-15 15:31:56,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-08-15 15:31:56,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-08-15 15:31:56,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-08-15 15:31:56,593 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-08-15 15:31:56,596 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_enter [2019-08-15 15:31:56,596 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_exit [2019-08-15 15:31:56,596 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2019-08-15 15:31:56,597 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2019-08-15 15:31:56,597 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outb [2019-08-15 15:31:56,597 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2019-08-15 15:31:56,597 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outw [2019-08-15 15:31:56,597 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_update_timeout [2019-08-15 15:31:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_round_time [2019-08-15 15:31:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_keepalive [2019-08-15 15:31:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_start [2019-08-15 15:31:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_stop [2019-08-15 15:31:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_set_timeout [2019-08-15 15:31:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_get_status [2019-08-15 15:31:56,599 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_open [2019-08-15 15:31:56,599 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_release [2019-08-15 15:31:56,599 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_write [2019-08-15 15:31:56,599 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_ioctl [2019-08-15 15:31:56,599 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_notify_sys [2019-08-15 15:31:56,600 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_wdt_init [2019-08-15 15:31:56,600 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_wdt_exit [2019-08-15 15:31:56,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2019-08-15 15:31:56,600 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-15 15:31:56,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_5 [2019-08-15 15:31:56,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonseekable_open_6 [2019-08-15 15:31:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_7 [2019-08-15 15:31:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_8 [2019-08-15 15:31:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-08-15 15:31:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-08-15 15:31:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-08-15 15:31:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-08-15 15:31:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-08-15 15:31:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-08-15 15:31:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-08-15 15:31:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-08-15 15:31:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-08-15 15:31:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-08-15 15:31:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-08-15 15:31:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-08-15 15:31:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-08-15 15:31:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-08-15 15:31:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-08-15 15:31:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-08-15 15:31:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-08-15 15:31:56,605 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-08-15 15:31:56,605 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2019-08-15 15:31:56,605 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2019-08-15 15:31:56,605 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-08-15 15:31:56,606 INFO L138 BoogieDeclarations]: Found implementation of procedure register_reboot_notifier [2019-08-15 15:31:56,606 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2019-08-15 15:31:56,606 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-08-15 15:31:56,606 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-08-15 15:31:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-08-15 15:31:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-08-15 15:31:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-15 15:31:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-08-15 15:31:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-08-15 15:31:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-08-15 15:31:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-08-15 15:31:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-08-15 15:31:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-08-15 15:31:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-15 15:31:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-08-15 15:31:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-08-15 15:31:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-08-15 15:31:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-08-15 15:31:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-08-15 15:31:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-08-15 15:31:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-08-15 15:31:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_5 [2019-08-15 15:31:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-08-15 15:31:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-15 15:31:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-15 15:31:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-15 15:31:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-08-15 15:31:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-15 15:31:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-15 15:31:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-08-15 15:31:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-15 15:31:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-08-15 15:31:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-08-15 15:31:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-08-15 15:31:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-08-15 15:31:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-08-15 15:31:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-08-15 15:31:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-08-15 15:31:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-08-15 15:31:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-08-15 15:31:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2019-08-15 15:31:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2019-08-15 15:31:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonseekable_open_6 [2019-08-15 15:31:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2019-08-15 15:31:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_7 [2019-08-15 15:31:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-08-15 15:31:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_8 [2019-08-15 15:31:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure register_reboot_notifier [2019-08-15 15:31:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2019-08-15 15:31:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-08-15 15:31:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-08-15 15:31:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-08-15 15:31:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-15 15:31:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure superio_enter [2019-08-15 15:31:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure superio_exit [2019-08-15 15:31:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2019-08-15 15:31:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2019-08-15 15:31:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outb [2019-08-15 15:31:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2019-08-15 15:31:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outw [2019-08-15 15:31:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_update_timeout [2019-08-15 15:31:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_round_time [2019-08-15 15:31:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_keepalive [2019-08-15 15:31:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_start [2019-08-15 15:31:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_stop [2019-08-15 15:31:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_set_timeout [2019-08-15 15:31:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_get_status [2019-08-15 15:31:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-15 15:31:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_open [2019-08-15 15:31:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_release [2019-08-15 15:31:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_write [2019-08-15 15:31:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_ioctl [2019-08-15 15:31:56,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-15 15:31:56,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-15 15:31:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-15 15:31:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_notify_sys [2019-08-15 15:31:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure it87_wdt_init [2019-08-15 15:31:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure it87_wdt_exit [2019-08-15 15:31:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-08-15 15:31:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-08-15 15:31:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-15 15:31:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-08-15 15:31:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-08-15 15:31:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-08-15 15:31:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-08-15 15:31:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-08-15 15:31:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-08-15 15:31:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-08-15 15:31:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-08-15 15:31:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-08-15 15:31:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-08-15 15:31:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-08-15 15:31:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-15 15:31:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-08-15 15:31:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-15 15:31:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-15 15:31:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-08-15 15:31:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-15 15:31:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-15 15:31:57,730 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-08-15 15:31:57,741 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-08-15 15:31:59,290 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-15 15:31:59,290 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-15 15:31:59,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.08 03:31:59 BoogieIcfgContainer [2019-08-15 15:31:59,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-15 15:31:59,293 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-15 15:31:59,293 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-15 15:31:59,293 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-15 15:31:59,294 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.08 03:31:59" (1/1) ... [2019-08-15 15:34:58,353 WARN L188 SmtUtils]: Spent 1.92 m on a formula simplification that was a NOOP. DAG size: 781 [2019-08-15 15:36:54,029 WARN L188 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 143 [2019-08-15 15:39:56,828 WARN L188 SmtUtils]: Spent 3.05 m on a formula simplification. DAG size of input: 800 DAG size of output: 748 [2019-08-15 15:41:16,837 WARN L188 SmtUtils]: Spent 1.32 m on a formula simplification that was a NOOP. DAG size: 742 [2019-08-15 15:42:17,226 WARN L188 SmtUtils]: Spent 1.00 m on a formula simplification that was a NOOP. DAG size: 736 [2019-08-15 15:43:12,479 WARN L188 SmtUtils]: Spent 54.43 s on a formula simplification that was a NOOP. DAG size: 735 [2019-08-15 15:44:02,641 WARN L188 SmtUtils]: Spent 49.92 s on a formula simplification that was a NOOP. DAG size: 731 [2019-08-15 15:44:48,449 WARN L188 SmtUtils]: Spent 45.70 s on a formula simplification that was a NOOP. DAG size: 727 [2019-08-15 15:45:28,190 WARN L188 SmtUtils]: Spent 39.41 s on a formula simplification that was a NOOP. DAG size: 721 [2019-08-15 15:45:59,482 WARN L188 SmtUtils]: Spent 30.80 s on a formula simplification that was a NOOP. DAG size: 717 [2019-08-15 15:46:31,127 WARN L188 SmtUtils]: Spent 31.56 s on a formula simplification that was a NOOP. DAG size: 713