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-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-822e86c [2018-11-14 10:43:44,515 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-14 10:43:44,518 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-14 10:43:44,554 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-14 10:43:44,555 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-14 10:43:44,559 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-14 10:43:44,561 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-14 10:43:44,565 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-14 10:43:44,571 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-14 10:43:44,581 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-14 10:43:44,584 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-14 10:43:44,585 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-14 10:43:44,589 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-14 10:43:44,590 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-14 10:43:44,598 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-14 10:43:44,601 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-14 10:43:44,602 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-14 10:43:44,607 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-14 10:43:44,616 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-14 10:43:44,617 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-14 10:43:44,624 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-14 10:43:44,629 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-14 10:43:44,635 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-14 10:43:44,654 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-14 10:43:44,654 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-14 10:43:44,656 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-14 10:43:44,658 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-14 10:43:44,659 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-11-14 10:43:44,703 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-14 10:43:44,704 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-14 10:43:44,712 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-14 10:43:44,713 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-14 10:43:44,714 INFO L133 SettingsManager]: * Use SBE=true [2018-11-14 10:43:44,714 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-14 10:43:44,715 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-14 10:43:44,717 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-14 10:43:44,717 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-14 10:43:44,717 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-14 10:43:44,718 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-14 10:43:44,718 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-14 10:43:44,718 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-14 10:43:44,718 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-14 10:43:44,718 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-14 10:43:44,719 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-14 10:43:44,721 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-14 10:43:44,721 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-14 10:43:44,721 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-14 10:43:44,722 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-14 10:43:44,722 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-14 10:43:44,722 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-14 10:43:44,722 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 10:43:44,722 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-14 10:43:44,723 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-14 10:43:44,723 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-14 10:43:44,723 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-14 10:43:44,723 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-14 10:43:44,723 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-14 10:43:44,852 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-14 10:43:44,881 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-14 10:43:44,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-14 10:43:44,894 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-14 10:43:44,895 INFO L276 PluginConnector]: CDTParser initialized [2018-11-14 10:43:44,900 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i [2018-11-14 10:43:45,056 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffe17ab44/3f6013f9f148415ab30171039060de60/FLAGa6ac7e1cd [2018-11-14 10:43:46,266 INFO L298 CDTParser]: Found 1 translation units. [2018-11-14 10:43:46,267 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i [2018-11-14 10:43:46,303 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffe17ab44/3f6013f9f148415ab30171039060de60/FLAGa6ac7e1cd [2018-11-14 10:43:46,340 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffe17ab44/3f6013f9f148415ab30171039060de60 [2018-11-14 10:43:46,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-14 10:43:46,373 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-14 10:43:46,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-14 10:43:46,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-14 10:43:46,388 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-14 10:43:46,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:43:46" (1/1) ... [2018-11-14 10:43:46,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55ab1e0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:43:46, skipping insertion in model container [2018-11-14 10:43:46,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:43:46" (1/1) ... [2018-11-14 10:43:46,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-14 10:43:46,544 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-14 10:43:47,085 WARN L311 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-11-14 10:43:47,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e58f56f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:43:47, skipping insertion in model container [2018-11-14 10:43:47,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-14 10:43:47,088 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-14 10:43:47,093 INFO L168 Benchmark]: Toolchain (without parser) took 725.04 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-14 10:43:47,098 INFO L168 Benchmark]: CDTParser took 0.34 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. [2018-11-14 10:43:47,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 712.25 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-14 10:43:47,109 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 0.34 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 712.25 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 69]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...