/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -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-fb55353 [2019-11-07 06:44:29,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 06:44:29,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 06:44:29,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 06:44:29,546 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 06:44:29,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 06:44:29,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 06:44:29,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 06:44:29,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 06:44:29,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 06:44:29,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 06:44:29,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 06:44:29,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 06:44:29,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 06:44:29,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 06:44:29,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 06:44:29,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 06:44:29,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 06:44:29,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 06:44:29,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 06:44:29,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 06:44:29,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 06:44:29,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 06:44:29,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 06:44:29,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 06:44:29,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 06:44:29,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 06:44:29,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 06:44:29,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 06:44:29,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 06:44:29,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 06:44:29,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 06:44:29,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 06:44:29,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 06:44:29,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 06:44:29,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 06:44:29,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 06:44:29,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 06:44:29,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 06:44:29,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 06:44:29,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 06:44:29,595 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 [2019-11-07 06:44:29,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 06:44:29,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 06:44:29,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 06:44:29,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 06:44:29,611 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 06:44:29,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 06:44:29,612 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 06:44:29,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 06:44:29,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 06:44:29,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 06:44:29,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 06:44:29,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 06:44:29,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 06:44:29,613 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 06:44:29,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 06:44:29,614 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 06:44:29,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 06:44:29,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 06:44:29,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 06:44:29,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 06:44:29,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 06:44:29,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 06:44:29,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 06:44:29,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 06:44:29,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 06:44:29,616 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 06:44:29,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 06:44:29,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 06:44:29,616 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 06:44:29,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 06:44:29,901 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 06:44:29,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 06:44:29,907 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 06:44:29,908 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 06:44:29,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2019-11-07 06:44:29,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cbcb45a6/3acc3374ee3d41c0ad3dd78361596565/FLAG252d5392e [2019-11-07 06:44:30,739 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 06:44:30,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2019-11-07 06:44:30,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cbcb45a6/3acc3374ee3d41c0ad3dd78361596565/FLAG252d5392e [2019-11-07 06:44:30,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cbcb45a6/3acc3374ee3d41c0ad3dd78361596565 [2019-11-07 06:44:30,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 06:44:30,929 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 06:44:30,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 06:44:30,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 06:44:30,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 06:44:30,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:44:30" (1/1) ... [2019-11-07 06:44:30,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63143998 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:44:30, skipping insertion in model container [2019-11-07 06:44:30,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:44:30" (1/1) ... [2019-11-07 06:44:30,945 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 06:44:31,044 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 06:44:32,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:44:32,215 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 06:44:32,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:44:32,629 INFO L192 MainTranslator]: Completed translation [2019-11-07 06:44:32,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:44:32 WrapperNode [2019-11-07 06:44:32,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 06:44:32,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 06:44:32,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 06:44:32,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 06:44:32,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:44:32" (1/1) ... [2019-11-07 06:44:32,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:44:32" (1/1) ... [2019-11-07 06:44:32,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:44:32" (1/1) ... [2019-11-07 06:44:32,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:44:32" (1/1) ... [2019-11-07 06:44:32,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:44:32" (1/1) ... [2019-11-07 06:44:32,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:44:32" (1/1) ... [2019-11-07 06:44:32,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:44:32" (1/1) ... [2019-11-07 06:44:32,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 06:44:32,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 06:44:32,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 06:44:32,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 06:44:32,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:44:32" (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 [2019-11-07 06:44:32,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 06:44:32,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 06:44:32,934 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-11-07 06:44:32,935 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-11-07 06:44:32,935 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-11-07 06:44:32,936 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-11-07 06:44:32,936 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-11-07 06:44:32,937 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-11-07 06:44:32,937 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-11-07 06:44:32,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-07 06:44:32,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-07 06:44:32,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-11-07 06:44:32,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-11-07 06:44:32,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-07 06:44:32,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-11-07 06:44:32,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-11-07 06:44:32,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-07 06:44:32,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-07 06:44:32,942 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-11-07 06:44:32,943 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_enter [2019-11-07 06:44:32,943 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_exit [2019-11-07 06:44:32,944 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2019-11-07 06:44:32,944 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2019-11-07 06:44:32,944 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outb [2019-11-07 06:44:32,944 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2019-11-07 06:44:32,944 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outw [2019-11-07 06:44:32,945 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_update_timeout [2019-11-07 06:44:32,945 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_round_time [2019-11-07 06:44:32,945 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_keepalive [2019-11-07 06:44:32,945 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_start [2019-11-07 06:44:32,945 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_stop [2019-11-07 06:44:32,945 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_set_timeout [2019-11-07 06:44:32,946 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_get_status [2019-11-07 06:44:32,946 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_open [2019-11-07 06:44:32,946 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_release [2019-11-07 06:44:32,946 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_write [2019-11-07 06:44:32,947 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_ioctl [2019-11-07 06:44:32,947 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_notify_sys [2019-11-07 06:44:32,947 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_wdt_init [2019-11-07 06:44:32,947 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_wdt_exit [2019-11-07 06:44:32,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2019-11-07 06:44:32,947 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 06:44:32,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_5 [2019-11-07 06:44:32,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonseekable_open_6 [2019-11-07 06:44:32,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_7 [2019-11-07 06:44:32,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_8 [2019-11-07 06:44:32,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-07 06:44:32,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-11-07 06:44:32,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-11-07 06:44:32,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-11-07 06:44:32,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-11-07 06:44:32,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-11-07 06:44:32,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-11-07 06:44:32,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-11-07 06:44:32,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-11-07 06:44:32,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-11-07 06:44:32,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-07 06:44:32,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-11-07 06:44:32,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-11-07 06:44:32,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-11-07 06:44:32,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-11-07 06:44:32,952 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-11-07 06:44:32,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-07 06:44:32,952 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-11-07 06:44:32,952 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2019-11-07 06:44:32,952 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2019-11-07 06:44:32,953 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-07 06:44:32,953 INFO L138 BoogieDeclarations]: Found implementation of procedure register_reboot_notifier [2019-11-07 06:44:32,953 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2019-11-07 06:44:32,953 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-07 06:44:32,954 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-07 06:44:32,954 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-07 06:44:32,954 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-07 06:44:32,954 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 06:44:32,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-07 06:44:32,955 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-11-07 06:44:32,955 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-11-07 06:44:32,956 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-11-07 06:44:32,956 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-11-07 06:44:32,956 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-11-07 06:44:32,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 06:44:32,957 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-07 06:44:32,957 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-11-07 06:44:32,957 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-07 06:44:32,957 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-11-07 06:44:32,958 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-11-07 06:44:32,958 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-11-07 06:44:32,959 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-11-07 06:44:32,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_5 [2019-11-07 06:44:32,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-11-07 06:44:32,960 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 06:44:32,960 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-07 06:44:32,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 06:44:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-07 06:44:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 06:44:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 06:44:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-07 06:44:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 06:44:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-07 06:44:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-07 06:44:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-11-07 06:44:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-11-07 06:44:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-07 06:44:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-07 06:44:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-11-07 06:44:32,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-11-07 06:44:32,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-07 06:44:32,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2019-11-07 06:44:32,963 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2019-11-07 06:44:32,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonseekable_open_6 [2019-11-07 06:44:32,964 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2019-11-07 06:44:32,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_7 [2019-11-07 06:44:32,964 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-11-07 06:44:32,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_8 [2019-11-07 06:44:32,964 INFO L130 BoogieDeclarations]: Found specification of procedure register_reboot_notifier [2019-11-07 06:44:32,965 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2019-11-07 06:44:32,965 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-11-07 06:44:32,965 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-11-07 06:44:32,966 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-11-07 06:44:32,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 06:44:32,966 INFO L130 BoogieDeclarations]: Found specification of procedure superio_enter [2019-11-07 06:44:32,966 INFO L130 BoogieDeclarations]: Found specification of procedure superio_exit [2019-11-07 06:44:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2019-11-07 06:44:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2019-11-07 06:44:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outb [2019-11-07 06:44:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2019-11-07 06:44:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outw [2019-11-07 06:44:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_update_timeout [2019-11-07 06:44:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_round_time [2019-11-07 06:44:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_keepalive [2019-11-07 06:44:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_start [2019-11-07 06:44:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_stop [2019-11-07 06:44:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_set_timeout [2019-11-07 06:44:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_get_status [2019-11-07 06:44:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 06:44:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_open [2019-11-07 06:44:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_release [2019-11-07 06:44:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_write [2019-11-07 06:44:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_ioctl [2019-11-07 06:44:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 06:44:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 06:44:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 06:44:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_notify_sys [2019-11-07 06:44:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure it87_wdt_init [2019-11-07 06:44:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure it87_wdt_exit [2019-11-07 06:44:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-07 06:44:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-07 06:44:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 06:44:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-07 06:44:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-11-07 06:44:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-11-07 06:44:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-11-07 06:44:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-11-07 06:44:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-11-07 06:44:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-11-07 06:44:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-11-07 06:44:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-11-07 06:44:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-07 06:44:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-07 06:44:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 06:44:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-07 06:44:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 06:44:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 06:44:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-07 06:44:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-07 06:44:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 06:44:34,234 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-07 06:44:34,242 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-11-07 06:44:35,705 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 06:44:35,706 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 06:44:35,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:44:35 BoogieIcfgContainer [2019-11-07 06:44:35,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 06:44:35,710 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 06:44:35,710 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 06:44:35,711 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 06:44:35,712 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:44:35" (1/1) ... [2019-11-07 06:44:35,767 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 06:44:35,887 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-07 06:44:35,898 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 99 root evaluator evaluations with a maximum evaluation depth of 0. Performed 99 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 221 variables. [2019-11-07 06:44:35,898 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 06:44:35,902 INFO L168 Benchmark]: Toolchain (without parser) took 4971.84 ms. Allocated memory was 144.7 MB in the beginning and 256.4 MB in the end (delta: 111.7 MB). Free memory was 97.0 MB in the beginning and 139.7 MB in the end (delta: -42.6 MB). Peak memory consumption was 69.0 MB. Max. memory is 7.1 GB. [2019-11-07 06:44:35,903 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 144.7 MB. Free memory is still 120.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 06:44:35,904 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1701.33 ms. Allocated memory was 144.7 MB in the beginning and 205.5 MB in the end (delta: 60.8 MB). Free memory was 96.8 MB in the beginning and 120.2 MB in the end (delta: -23.4 MB). Peak memory consumption was 45.5 MB. Max. memory is 7.1 GB. [2019-11-07 06:44:35,906 INFO L168 Benchmark]: Boogie Preprocessor took 207.97 ms. Allocated memory is still 205.5 MB. Free memory was 120.2 MB in the beginning and 112.9 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. [2019-11-07 06:44:35,907 INFO L168 Benchmark]: RCFGBuilder took 2868.28 ms. Allocated memory was 205.5 MB in the beginning and 256.4 MB in the end (delta: 50.9 MB). Free memory was 112.9 MB in the beginning and 150.4 MB in the end (delta: -37.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. [2019-11-07 06:44:35,909 INFO L168 Benchmark]: Abstract Interpretation took 188.18 ms. Allocated memory is still 256.4 MB. Free memory was 150.4 MB in the beginning and 139.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-11-07 06:44:35,919 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 144.7 MB. Free memory is still 120.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1701.33 ms. Allocated memory was 144.7 MB in the beginning and 205.5 MB in the end (delta: 60.8 MB). Free memory was 96.8 MB in the beginning and 120.2 MB in the end (delta: -23.4 MB). Peak memory consumption was 45.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 207.97 ms. Allocated memory is still 205.5 MB. Free memory was 120.2 MB in the beginning and 112.9 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2868.28 ms. Allocated memory was 205.5 MB in the beginning and 256.4 MB in the end (delta: 50.9 MB). Free memory was 112.9 MB in the beginning and 150.4 MB in the end (delta: -37.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 188.18 ms. Allocated memory is still 256.4 MB. Free memory was 150.4 MB in the beginning and 139.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 4333]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...