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_Bitvector.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 10:05:44,445 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-29 10:05:44,454 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-29 10:05:44,488 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-29 10:05:44,490 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-29 10:05:44,491 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-29 10:05:44,493 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-29 10:05:44,500 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-29 10:05:44,506 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-29 10:05:44,507 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-29 10:05:44,508 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-29 10:05:44,520 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-29 10:05:44,522 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-29 10:05:44,528 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-29 10:05:44,529 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-29 10:05:44,530 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-29 10:05:44,537 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-29 10:05:44,543 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-29 10:05:44,549 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-29 10:05:44,558 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-29 10:05:44,560 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-29 10:05:44,564 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-29 10:05:44,572 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-29 10:05:44,600 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2018-10-29 10:05:44,645 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-29 10:05:44,646 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-29 10:05:44,651 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-29 10:05:44,651 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-29 10:05:44,652 INFO L133 SettingsManager]: * Use SBE=true [2018-10-29 10:05:44,653 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-29 10:05:44,654 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-29 10:05:44,654 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-29 10:05:44,654 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-29 10:05:44,654 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-29 10:05:44,655 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-29 10:05:44,655 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-29 10:05:44,655 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-29 10:05:44,655 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-29 10:05:44,655 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-29 10:05:44,656 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-29 10:05:44,656 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-29 10:05:44,656 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-29 10:05:44,656 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-29 10:05:44,656 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-29 10:05:44,663 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-29 10:05:44,663 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-29 10:05:44,663 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-29 10:05:44,664 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-29 10:05:44,664 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-29 10:05:44,664 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-29 10:05:44,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-29 10:05:44,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-29 10:05:44,831 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-29 10:05:44,836 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-29 10:05:44,836 INFO L276 PluginConnector]: CDTParser initialized [2018-10-29 10:05:44,837 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/busybox-1.22.0/du_true-no-overflow_true-valid-memsafety.i [2018-10-29 10:05:44,993 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b38a2e9/617edcc5caea479f8d0fa597cfb0def2/FLAGb6a85ea16 [2018-10-29 10:05:46,669 INFO L298 CDTParser]: Found 1 translation units. [2018-10-29 10:05:46,670 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/busybox-1.22.0/du_true-no-overflow_true-valid-memsafety.i [2018-10-29 10:05:46,756 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b38a2e9/617edcc5caea479f8d0fa597cfb0def2/FLAGb6a85ea16 [2018-10-29 10:05:46,795 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b38a2e9/617edcc5caea479f8d0fa597cfb0def2 [2018-10-29 10:05:46,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-29 10:05:46,830 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-29 10:05:46,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-29 10:05:46,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-29 10:05:46,842 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-29 10:05:46,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:05:46" (1/1) ... [2018-10-29 10:05:46,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2944e0c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:05:46, skipping insertion in model container [2018-10-29 10:05:46,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:05:46" (1/1) ... [2018-10-29 10:05:46,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-29 10:05:47,126 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-29 10:05:49,455 WARN L309 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-10-29 10:05:49,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21997de2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:05:49, skipping insertion in model container [2018-10-29 10:05:49,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-29 10:05:49,457 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-29 10:05:49,462 INFO L168 Benchmark]: Toolchain (without parser) took 2638.84 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: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 3.9 GB. [2018-10-29 10:05:49,469 INFO L168 Benchmark]: CDTParser took 0.21 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 10:05:49,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2623.25 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: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 3.9 GB. [2018-10-29 10:05:49,475 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 0.21 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 2623.25 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: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 3.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1082]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...