java -ea -Xmx4000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/busybox-1.22.0/du_true-no-overflow_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bdc35bb [2018-10-29 11:06:30,341 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-29 11:06:30,345 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-29 11:06:30,382 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-29 11:06:30,386 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-29 11:06:30,387 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-29 11:06:30,393 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-29 11:06:30,398 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-29 11:06:30,405 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-29 11:06:30,414 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-29 11:06:30,415 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-29 11:06:30,415 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-29 11:06:30,422 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-29 11:06:30,423 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-29 11:06:30,425 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-29 11:06:30,431 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-29 11:06:30,432 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-29 11:06:30,439 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-29 11:06:30,449 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-29 11:06:30,453 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-29 11:06:30,457 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-29 11:06:30,461 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-29 11:06:30,469 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-29 11:06:30,494 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf [2018-10-29 11:06:30,538 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-29 11:06:30,538 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-29 11:06:30,539 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-29 11:06:30,540 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-29 11:06:30,547 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-29 11:06:30,547 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-29 11:06:30,547 INFO L133 SettingsManager]: * Use SBE=true [2018-10-29 11:06:30,548 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-29 11:06:30,548 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-29 11:06:30,548 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-29 11:06:30,548 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-29 11:06:30,548 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-29 11:06:30,552 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-29 11:06:30,552 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-29 11:06:30,552 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-10-29 11:06:30,554 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-29 11:06:30,554 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-29 11:06:30,554 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-29 11:06:30,554 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-29 11:06:30,555 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-29 11:06:30,555 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-29 11:06:30,555 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-29 11:06:30,555 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-29 11:06:30,555 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-29 11:06:30,559 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-29 11:06:30,559 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-29 11:06:30,559 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-29 11:06:30,560 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-29 11:06:30,560 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-29 11:06:30,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-29 11:06:30,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-29 11:06:30,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-29 11:06:30,741 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-29 11:06:30,742 INFO L276 PluginConnector]: CDTParser initialized [2018-10-29 11:06:30,746 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/busybox-1.22.0/du_true-no-overflow_true-valid-memsafety.i [2018-10-29 11:06:30,895 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86ef7c8bd/f60e081ffb524092ae33d0b068a99b8a/FLAGb5ffe436b [2018-10-29 11:06:32,584 INFO L298 CDTParser]: Found 1 translation units. [2018-10-29 11:06:32,586 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/busybox-1.22.0/du_true-no-overflow_true-valid-memsafety.i [2018-10-29 11:06:32,663 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86ef7c8bd/f60e081ffb524092ae33d0b068a99b8a/FLAGb5ffe436b [2018-10-29 11:06:32,703 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86ef7c8bd/f60e081ffb524092ae33d0b068a99b8a [2018-10-29 11:06:32,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-29 11:06:32,740 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-29 11:06:32,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-29 11:06:32,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-29 11:06:32,749 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-29 11:06:32,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:06:32" (1/1) ... [2018-10-29 11:06:32,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9c2f8a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:06:32, skipping insertion in model container [2018-10-29 11:06:32,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:06:32" (1/1) ... [2018-10-29 11:06:32,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-29 11:06:33,019 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-29 11:06:37,576 WARN L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2018-10-29 11:06:37,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43312e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:06:37, skipping insertion in model container [2018-10-29 11:06:37,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-29 11:06:37,580 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-29 11:06:37,582 INFO L168 Benchmark]: Toolchain (without parser) took 4850.10 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 3.9 GB. [2018-10-29 11:06:37,587 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-29 11:06:37,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4836.55 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 3.9 GB. [2018-10-29 11:06:37,598 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 4836.55 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 3.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2632]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...