/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 OctagonDomain -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 13:32:49,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 13:32:49,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 13:32:49,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 13:32:49,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 13:32:49,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 13:32:49,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 13:32:49,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 13:32:49,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 13:32:49,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 13:32:49,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 13:32:49,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 13:32:49,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 13:32:49,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 13:32:49,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 13:32:49,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 13:32:49,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 13:32:49,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 13:32:49,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 13:32:49,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 13:32:49,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 13:32:49,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 13:32:49,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 13:32:49,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 13:32:49,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-03-31 13:32:49,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 13:32:49,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 13:32:49,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 13:32:49,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 13:32:49,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 13:32:49,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 13:32:49,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 13:32:49,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 13:32:49,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 13:32:49,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 13:32:49,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 13:32:49,484 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 13:32:49,513 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 13:32:49,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 13:32:49,514 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 13:32:49,514 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 13:32:49,515 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 13:32:49,515 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 13:32:49,515 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 13:32:49,515 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 13:32:49,516 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 13:32:49,516 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 13:32:49,516 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 13:32:49,517 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 13:32:49,517 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 13:32:49,517 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 13:32:49,517 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 13:32:49,517 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 13:32:49,517 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 13:32:49,517 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 13:32:49,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 13:32:49,518 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 13:32:49,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 13:32:49,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 13:32:49,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 13:32:49,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 13:32:49,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 13:32:49,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 13:32:49,519 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 13:32:49,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 13:32:49,519 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 13:32:49,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 13:32:49,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 13:32:49,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 13:32:49,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 13:32:49,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 13:32:49,520 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 13:32:49,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 13:32:49,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 13:32:49,520 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 13:32:49,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 13:32:49,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 13:32:49,521 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 13:32:49,521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-03-31 13:32:49,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 13:32:49,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 13:32:49,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 13:32:49,727 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 13:32:49,728 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 13:32:49,729 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2023-03-31 13:32:50,909 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 13:32:51,835 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 13:32:51,835 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2023-03-31 13:32:51,955 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41659ee3c/f2172a6f768943889a335a2682d5c17a/FLAG4a6b3a2e6 [2023-03-31 13:32:51,968 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41659ee3c/f2172a6f768943889a335a2682d5c17a [2023-03-31 13:32:51,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 13:32:51,971 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 13:32:51,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 13:32:51,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 13:32:51,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 13:32:51,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 01:32:51" (1/1) ... [2023-03-31 13:32:51,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40195584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:32:51, skipping insertion in model container [2023-03-31 13:32:51,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 01:32:51" (1/1) ... [2023-03-31 13:32:51,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 13:32:52,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 13:32:52,840 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6958] [2023-03-31 13:32:52,840 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6959-6960] [2023-03-31 13:32:53,316 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i[198808,198821] [2023-03-31 13:33:08,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 13:33:08,632 ERROR L324 MainTranslator]: Incorrect Syntax: Empty initializers are not allowed by the C standard. [2023-03-31 13:33:08,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d0aed27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:33:08, skipping insertion in model container [2023-03-31 13:33:08,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 13:33:08,634 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2023-03-31 13:33:08,636 INFO L158 Benchmark]: Toolchain (without parser) took 16663.90ms. Allocated memory was 199.2MB in the beginning and 395.3MB in the end (delta: 196.1MB). Free memory was 115.0MB in the beginning and 206.4MB in the end (delta: -91.4MB). Peak memory consumption was 119.9MB. Max. memory is 8.0GB. [2023-03-31 13:33:08,637 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 199.2MB. Free memory is still 156.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-31 13:33:08,638 INFO L158 Benchmark]: CACSL2BoogieTranslator took 16662.02ms. Allocated memory was 199.2MB in the beginning and 395.3MB in the end (delta: 196.1MB). Free memory was 114.7MB in the beginning and 206.9MB in the end (delta: -92.2MB). Peak memory consumption was 118.9MB. Max. memory is 8.0GB. [2023-03-31 13:33:08,639 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 199.2MB. Free memory is still 156.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 16662.02ms. Allocated memory was 199.2MB in the beginning and 395.3MB in the end (delta: 196.1MB). Free memory was 114.7MB in the beginning and 206.9MB in the end (delta: -92.2MB). Peak memory consumption was 118.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 13913]: Incorrect Syntax Empty initializers are not allowed by the C standard. RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request...