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-DerefFreeMemtrack-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/busybox-1.22.0/head_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c854ea4 [2018-11-11 00:35:48,943 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-11 00:35:48,952 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-11 00:35:48,986 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-11 00:35:48,987 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-11 00:35:48,990 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-11 00:35:48,992 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-11 00:35:49,000 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-11 00:35:49,003 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-11 00:35:49,008 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-11 00:35:49,015 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-11 00:35:49,015 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-11 00:35:49,016 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-11 00:35:49,021 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-11 00:35:49,034 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-11 00:35:49,038 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-11 00:35:49,039 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-11 00:35:49,049 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-11 00:35:49,056 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-11 00:35:49,060 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-11 00:35:49,063 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-11 00:35:49,067 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-11 00:35:49,074 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-11 00:35:49,100 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-11 00:35:49,100 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-11 00:35:49,104 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-11 00:35:49,105 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-11 00:35:49,107 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2018-11-11 00:35:49,150 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-11 00:35:49,150 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-11 00:35:49,161 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-11 00:35:49,161 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-11 00:35:49,162 INFO L133 SettingsManager]: * Use SBE=true [2018-11-11 00:35:49,163 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-11 00:35:49,163 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-11 00:35:49,163 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-11 00:35:49,163 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-11 00:35:49,163 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-11 00:35:49,164 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-11 00:35:49,164 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-11 00:35:49,164 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-11 00:35:49,164 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-11 00:35:49,164 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-11 00:35:49,165 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-11 00:35:49,165 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-11 00:35:49,165 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-11 00:35:49,165 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-11 00:35:49,165 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-11 00:35:49,171 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-11 00:35:49,171 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-11 00:35:49,171 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-11 00:35:49,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-11 00:35:49,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-11 00:35:49,339 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-11 00:35:49,341 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-11 00:35:49,345 INFO L276 PluginConnector]: CDTParser initialized [2018-11-11 00:35:49,346 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/busybox-1.22.0/head_false-valid-deref.i [2018-11-11 00:35:49,486 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1284aeff3/6a5d9c23f65647f285297088dac599c0/FLAG213a02dee [2018-11-11 00:35:51,041 INFO L298 CDTParser]: Found 1 translation units. [2018-11-11 00:35:51,041 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/busybox-1.22.0/head_false-valid-deref.i [2018-11-11 00:35:51,098 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1284aeff3/6a5d9c23f65647f285297088dac599c0/FLAG213a02dee [2018-11-11 00:35:51,128 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1284aeff3/6a5d9c23f65647f285297088dac599c0 [2018-11-11 00:35:51,152 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-11 00:35:51,154 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-11 00:35:51,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-11 00:35:51,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-11 00:35:51,169 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-11 00:35:51,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 12:35:51" (1/1) ... [2018-11-11 00:35:51,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643ce0d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 12:35:51, skipping insertion in model container [2018-11-11 00:35:51,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 12:35:51" (1/1) ... [2018-11-11 00:35:51,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-11 00:35:51,428 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-11 00:35:53,410 WARN L309 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-11-11 00:35:53,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55d0c4bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 12:35:53, skipping insertion in model container [2018-11-11 00:35:53,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-11 00:35:53,417 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-11 00:35:53,419 INFO L168 Benchmark]: Toolchain (without parser) took 2265.92 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: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 3.9 GB. [2018-11-11 00:35:53,422 INFO L168 Benchmark]: CDTParser took 0.23 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. [2018-11-11 00:35:53,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2259.28 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: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 3.9 GB. [2018-11-11 00:35:53,434 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 0.23 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 2259.28 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: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 3.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 988]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...