/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain IntervalDomain -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--brcm80211--brcmsmac--brcmsmac.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 08:21:16,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 08:21:16,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 08:21:16,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 08:21:16,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 08:21:16,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 08:21:16,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 08:21:16,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 08:21:16,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 08:21:16,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 08:21:16,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 08:21:16,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 08:21:16,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 08:21:16,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 08:21:16,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 08:21:16,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 08:21:16,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 08:21:16,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 08:21:16,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 08:21:16,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 08:21:16,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 08:21:16,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 08:21:16,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 08:21:16,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 08:21:17,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 08:21:17,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 08:21:17,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 08:21:17,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 08:21:17,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 08:21:17,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 08:21:17,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 08:21:17,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 08:21:17,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 08:21:17,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 08:21:17,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 08:21:17,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 08:21:17,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 08:21:17,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 08:21:17,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 08:21:17,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 08:21:17,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 08:21:17,010 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-03-31 08:21:17,042 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 08:21:17,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 08:21:17,042 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 08:21:17,043 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 08:21:17,043 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 08:21:17,044 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 08:21:17,044 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 08:21:17,044 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 08:21:17,044 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 08:21:17,044 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 08:21:17,045 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 08:21:17,045 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 08:21:17,045 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 08:21:17,045 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 08:21:17,045 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 08:21:17,046 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 08:21:17,046 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 08:21:17,046 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 08:21:17,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 08:21:17,046 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 08:21:17,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 08:21:17,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 08:21:17,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 08:21:17,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 08:21:17,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 08:21:17,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 08:21:17,048 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 08:21:17,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 08:21:17,048 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 08:21:17,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 08:21:17,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 08:21:17,048 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 08:21:17,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 08:21:17,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 08:21:17,049 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 08:21:17,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 08:21:17,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 08:21:17,049 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 08:21:17,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 08:21:17,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 08:21:17,049 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 08:21:17,049 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-31 08:21:17,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 08:21:17,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 08:21:17,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 08:21:17,325 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 08:21:17,326 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 08:21:17,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--brcm80211--brcmsmac--brcmsmac.ko-entry_point.cil.out.i [2023-03-31 08:21:18,451 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 08:21:19,764 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 08:21:19,765 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--brcm80211--brcmsmac--brcmsmac.ko-entry_point.cil.out.i [2023-03-31 08:21:19,910 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5ecfcf4a/d0ec494c23524595b046c6bd1388b321/FLAG937fe1053 [2023-03-31 08:21:19,929 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5ecfcf4a/d0ec494c23524595b046c6bd1388b321 [2023-03-31 08:21:19,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 08:21:19,934 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 08:21:19,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 08:21:19,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 08:21:19,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 08:21:19,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 08:21:19" (1/1) ... [2023-03-31 08:21:19,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@775c968d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 08:21:19, skipping insertion in model container [2023-03-31 08:21:19,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 08:21:19" (1/1) ... [2023-03-31 08:21:19,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 08:21:20,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 08:22:00,876 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--brcm80211--brcmsmac--brcmsmac.ko-entry_point.cil.out.i[2336938,2336951] [2023-03-31 08:22:01,578 WARN L633 FunctionHandler]: implicit declaration of function ldv_xmalloc [2023-03-31 08:22:01,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 08:22:03,171 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 08:22:06,738 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--brcm80211--brcmsmac--brcmsmac.ko-entry_point.cil.out.i[2336938,2336951] [2023-03-31 08:22:06,764 WARN L633 FunctionHandler]: implicit declaration of function ldv_xmalloc [2023-03-31 08:22:06,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 08:22:08,748 WARN L667 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 08:22:08,748 WARN L667 CHandler]: The function ldv_xmalloc is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 08:22:08,748 WARN L667 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 08:22:08,748 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 08:22:08,749 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 08:22:08,755 INFO L208 MainTranslator]: Completed translation [2023-03-31 08:22:08,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 08:22:08 WrapperNode [2023-03-31 08:22:08,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 08:22:08,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 08:22:08,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 08:22:08,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 08:22:08,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 08:22:08" (1/1) ... [2023-03-31 08:22:08,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 08:22:08" (1/1) ...