/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/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 05:36:58,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 05:36:58,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 05:36:58,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 05:36:58,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 05:36:58,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 05:36:58,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 05:36:58,902 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 05:36:58,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 05:36:58,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 05:36:58,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 05:36:58,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 05:36:58,917 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 05:36:58,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 05:36:58,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 05:36:58,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 05:36:58,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 05:36:58,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 05:36:58,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 05:36:58,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 05:36:58,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 05:36:58,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 05:36:58,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 05:36:58,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 05:36:58,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 05:36:58,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 05:36:58,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 05:36:58,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 05:36:58,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 05:36:58,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 05:36:58,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 05:36:58,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 05:36:58,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 05:36:58,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 05:36:58,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 05:36:58,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 05:36:58,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 05:36:58,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 05:36:58,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 05:36:58,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 05:36:58,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 05:36:58,959 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 [2023-04-03 05:36:58,995 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 05:36:58,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 05:36:58,995 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 05:36:58,996 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 05:36:58,996 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 05:36:58,997 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 05:36:58,997 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 05:36:58,997 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 05:36:58,997 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 05:36:58,997 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 05:36:58,998 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 05:36:58,998 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 05:36:58,998 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 05:36:58,998 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 05:36:58,998 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 05:36:58,999 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 05:36:58,999 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 05:36:58,999 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 05:36:59,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 05:36:59,000 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 05:36:59,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 05:36:59,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 05:36:59,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 05:36:59,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 05:36:59,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 05:36:59,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 05:36:59,001 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 05:36:59,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 05:36:59,002 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 05:36:59,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 05:36:59,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 05:36:59,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 05:36:59,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 05:36:59,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 05:36:59,003 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 05:36:59,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 05:36:59,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 05:36:59,003 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 05:36:59,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 05:36:59,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 05:36:59,003 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 05:36:59,003 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 05:36:59,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 05:36:59,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 05:36:59,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 05:36:59,295 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 05:36:59,295 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 05:36:59,296 INFO L432 ainManager$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--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2023-04-03 05:37:00,455 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 05:37:01,391 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 05:37:01,392 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--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2023-04-03 05:37:01,505 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64b8fff71/63c62f58dcf2475b9946145acbb60f60/FLAGa2d51a517 [2023-04-03 05:37:01,524 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64b8fff71/63c62f58dcf2475b9946145acbb60f60 [2023-04-03 05:37:01,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 05:37:01,529 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 05:37:01,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 05:37:01,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 05:37:01,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 05:37:01,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 05:37:01" (1/1) ... [2023-04-03 05:37:01,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cbd5024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:37:01, skipping insertion in model container [2023-04-03 05:37:01,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 05:37:01" (1/1) ... [2023-04-03 05:37:01,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 05:37:01,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 05:37:27,408 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--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i[1301103,1301116] [2023-04-03 05:37:28,778 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 05:37:28,800 ERROR L324 MainTranslator]: Incorrect Syntax: Empty initializers are not allowed by the C standard. [2023-04-03 05:37:28,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@442ceae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:37:28, skipping insertion in model container [2023-04-03 05:37:28,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 05:37:28,801 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2023-04-03 05:37:28,803 INFO L158 Benchmark]: Toolchain (without parser) took 27273.00ms. Allocated memory was 260.0MB in the beginning and 466.6MB in the end (delta: 206.6MB). Free memory was 162.0MB in the beginning and 248.3MB in the end (delta: -86.3MB). Peak memory consumption was 173.2MB. Max. memory is 8.0GB. [2023-04-03 05:37:28,803 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 189.8MB. Free memory is still 135.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-03 05:37:28,804 INFO L158 Benchmark]: CACSL2BoogieTranslator took 27268.65ms. Allocated memory was 260.0MB in the beginning and 466.6MB in the end (delta: 206.6MB). Free memory was 161.5MB in the beginning and 248.3MB in the end (delta: -86.8MB). Peak memory consumption was 173.2MB. Max. memory is 8.0GB. [2023-04-03 05:37:28,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 189.8MB. Free memory is still 135.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 27268.65ms. Allocated memory was 260.0MB in the beginning and 466.6MB in the end (delta: 206.6MB). Free memory was 161.5MB in the beginning and 248.3MB in the end (delta: -86.8MB). Peak memory consumption was 173.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 16202]: Incorrect Syntax Empty initializers are not allowed by the C standard. RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request...