java -Xss4m -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14__linux-alloc-spinlock__drivers-net-xen-netfront_false-unreach-call.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ec392ea [2018-07-08 14:09:28,932 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-08 14:09:28,935 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-08 14:09:28,965 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-08 14:09:28,966 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-08 14:09:28,967 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-08 14:09:28,968 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-08 14:09:28,979 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-08 14:09:28,980 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-08 14:09:28,988 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-08 14:09:28,989 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-08 14:09:28,990 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-08 14:09:28,991 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-08 14:09:28,991 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-08 14:09:28,993 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-08 14:09:28,993 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-08 14:09:28,994 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-08 14:09:28,996 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-08 14:09:29,016 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-08 14:09:29,017 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-08 14:09:29,030 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-08 14:09:29,031 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-08 14:09:29,039 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-07-08 14:09:29,062 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-07-08 14:09:29,101 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-08 14:09:29,101 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-08 14:09:29,119 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-08 14:09:29,119 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-08 14:09:29,120 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-08 14:09:29,121 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-08 14:09:29,121 INFO L133 SettingsManager]: * Use SBE=true [2018-07-08 14:09:29,121 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-08 14:09:29,121 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-08 14:09:29,122 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-08 14:09:29,122 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-08 14:09:29,122 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-08 14:09:29,122 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-08 14:09:29,122 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-08 14:09:29,123 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-08 14:09:29,124 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-08 14:09:29,124 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-08 14:09:29,124 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-08 14:09:29,125 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-08 14:09:29,125 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-08 14:09:29,132 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-08 14:09:29,132 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-08 14:09:29,133 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-08 14:09:29,133 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-08 14:09:29,133 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-08 14:09:29,133 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-08 14:09:29,133 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-08 14:09:29,134 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-08 14:09:29,134 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-08 14:09:29,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-08 14:09:29,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-08 14:09:29,261 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-08 14:09:29,263 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-08 14:09:29,264 INFO L276 PluginConnector]: CDTParser initialized [2018-07-08 14:09:29,264 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14__linux-alloc-spinlock__drivers-net-xen-netfront_false-unreach-call.cil.c [2018-07-08 14:09:29,821 INFO L220 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/a447bbb3a/8cb6b7a1e300487ea2dfa4d1ce542dd1/FLAGfc37a3801 [2018-07-08 14:09:31,446 INFO L276 CDTParser]: Found 1 translation units. [2018-07-08 14:09:31,447 INFO L158 CDTParser]: Scanning /storage/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14__linux-alloc-spinlock__drivers-net-xen-netfront_false-unreach-call.cil.c [2018-07-08 14:09:31,636 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/a447bbb3a/8cb6b7a1e300487ea2dfa4d1ce542dd1/FLAGfc37a3801 [2018-07-08 14:09:31,664 INFO L332 CDTParser]: Successfully deleted /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/a447bbb3a/8cb6b7a1e300487ea2dfa4d1ce542dd1 [2018-07-08 14:09:31,680 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-08 14:09:31,691 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-07-08 14:09:31,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-08 14:09:31,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-08 14:09:31,706 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-08 14:09:31,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 02:09:31" (1/1) ... [2018-07-08 14:09:31,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42cf1962 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 02:09:31, skipping insertion in model container [2018-07-08 14:09:31,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 02:09:31" (1/1) ... [2018-07-08 14:09:32,678 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-08 14:09:35,434 WARN L201 ieTranslatorObserver]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment [2018-07-08 14:09:35,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79516f25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 02:09:35, skipping insertion in model container [2018-07-08 14:09:35,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-08 14:09:35,442 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-07-08 14:09:35,443 INFO L168 Benchmark]: Toolchain (without parser) took 3763.04 ms. Allocated memory is still 383.3 MB. Free memory was 303.6 MB in the beginning and 242.3 MB in the end (delta: 61.3 MB). Peak memory consumption was 79.4 MB. Max. memory is 1.9 GB. [2018-07-08 14:09:35,445 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 383.3 MB. Free memory is still 345.6 MB. There was no memory consumed. Max. memory is 1.9 GB. [2018-07-08 14:09:35,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3749.91 ms. Allocated memory is still 383.3 MB. Free memory was 303.6 MB in the beginning and 242.3 MB in the end (delta: 61.3 MB). Peak memory consumption was 79.4 MB. Max. memory is 1.9 GB. [2018-07-08 14:09:35,449 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 383.3 MB. Free memory is still 345.6 MB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 3749.91 ms. Allocated memory is still 383.3 MB. Free memory was 303.6 MB in the beginning and 242.3 MB in the end (delta: 61.3 MB). Peak memory consumption was 79.4 MB. Max. memory is 1.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7189]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...