java -ea -Xmx2000000000 -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_cstrncat-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-155fbac [2018-10-15 09:04:53,714 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-15 09:04:53,718 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-15 09:04:53,738 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-15 09:04:53,738 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-15 09:04:53,744 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-15 09:04:53,745 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-15 09:04:53,749 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-15 09:04:53,750 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-15 09:04:53,751 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-15 09:04:53,754 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-15 09:04:53,755 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-15 09:04:53,755 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-15 09:04:53,756 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-15 09:04:53,762 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-15 09:04:53,763 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-15 09:04:53,763 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-15 09:04:53,768 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-15 09:04:53,778 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-15 09:04:53,780 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-15 09:04:53,780 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-15 09:04:53,787 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-15 09:04:53,789 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-15 09:04:53,798 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-15 09:04:53,798 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-15 09:04:53,805 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-15 09:04:53,805 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-15 09:04:53,806 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 [2018-10-15 09:04:53,836 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-15 09:04:53,836 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-15 09:04:53,837 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-15 09:04:53,837 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-15 09:04:53,838 INFO L133 SettingsManager]: * Use SBE=true [2018-10-15 09:04:53,843 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-15 09:04:53,843 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-15 09:04:53,843 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-15 09:04:53,843 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-15 09:04:53,843 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-15 09:04:53,843 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-15 09:04:53,844 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-15 09:04:53,844 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-15 09:04:53,844 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-15 09:04:53,844 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-15 09:04:53,844 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-15 09:04:53,844 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-15 09:04:53,845 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-15 09:04:53,846 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-15 09:04:53,846 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-15 09:04:53,846 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-15 09:04:53,846 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-15 09:04:53,846 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-15 09:04:53,846 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-15 09:04:53,846 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-15 09:04:53,847 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-15 09:04:53,847 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-15 09:04:53,847 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-15 09:04:53,847 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-15 09:04:53,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-15 09:04:53,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-15 09:04:53,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-15 09:04:53,957 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-15 09:04:53,960 INFO L276 PluginConnector]: CDTParser initialized [2018-10-15 09:04:53,960 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrncat-alloca_true-valid-memsafety_true-termination.i [2018-10-15 09:04:54,050 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0275c498c/3e0db53df12c46f0ae56368e4b6e3392/FLAGcb338bc32 [2018-10-15 09:04:54,845 INFO L298 CDTParser]: Found 1 translation units. [2018-10-15 09:04:54,847 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/openbsd_cstrncat-alloca_true-valid-memsafety_true-termination.i [2018-10-15 09:04:54,866 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0275c498c/3e0db53df12c46f0ae56368e4b6e3392/FLAGcb338bc32 [2018-10-15 09:04:54,891 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0275c498c/3e0db53df12c46f0ae56368e4b6e3392 [2018-10-15 09:04:54,901 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-15 09:04:54,903 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-15 09:04:54,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-15 09:04:54,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-15 09:04:54,916 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-15 09:04:54,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:04:54" (1/1) ... [2018-10-15 09:04:54,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c18d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:04:54, skipping insertion in model container [2018-10-15 09:04:54,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:04:54" (1/1) ... [2018-10-15 09:04:54,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-15 09:04:55,027 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-15 09:04:55,351 WARN L309 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-10-15 09:04:55,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@426d2240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:04:55, skipping insertion in model container [2018-10-15 09:04:55,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-15 09:04:55,355 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-15 09:04:55,356 INFO L168 Benchmark]: Toolchain (without parser) took 455.24 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-15 09:04:55,360 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-15 09:04:55,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.80 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-15 09:04:55,366 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 0.16 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 451.80 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 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...