./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/diff-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/array-memsafety/diff-alloca-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4654dbed0e523ad65784c661074162c44d8abe4e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/array-memsafety/diff-alloca-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4654dbed0e523ad65784c661074162c44d8abe4e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:42:44,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:42:44,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:42:44,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:42:44,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:42:44,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:42:44,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:42:44,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:42:44,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:42:44,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:42:44,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:42:44,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:42:44,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:42:44,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:42:44,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:42:44,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:42:44,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:42:44,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:42:44,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:42:44,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:42:44,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:42:44,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:42:44,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:42:44,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:42:44,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:42:44,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:42:44,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:42:44,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:42:44,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:42:44,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:42:44,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:42:44,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:42:44,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:42:44,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:42:44,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:42:44,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:42:44,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:42:44,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:42:44,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:42:44,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:42:44,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:42:44,809 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:42:44,847 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:42:44,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:42:44,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:42:44,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:42:44,855 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:42:44,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:42:44,856 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:42:44,857 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:42:44,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:42:44,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:42:44,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:42:44,861 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:42:44,862 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:42:44,862 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:42:44,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:42:44,863 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:42:44,863 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:42:44,864 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:42:44,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:42:44,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:42:44,868 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:42:44,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:42:44,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:42:44,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:42:44,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:42:44,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:42:44,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:42:44,870 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4654dbed0e523ad65784c661074162c44d8abe4e [2019-11-27 17:42:45,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:42:45,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:42:45,441 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:42:45,447 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:42:45,450 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:42:45,451 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/diff-alloca-2.i [2019-11-27 17:42:45,620 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d457a482c/abd56530dcca4829bd36a5ca48814588/FLAG4dfc9ba44 [2019-11-27 17:42:46,815 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:42:46,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/diff-alloca-2.i [2019-11-27 17:42:46,854 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d457a482c/abd56530dcca4829bd36a5ca48814588/FLAG4dfc9ba44 [2019-11-27 17:42:46,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d457a482c/abd56530dcca4829bd36a5ca48814588 [2019-11-27 17:42:46,887 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:42:46,891 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:42:46,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:42:46,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:42:46,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:42:46,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:42:46" (1/1) ... [2019-11-27 17:42:46,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:46, skipping insertion in model container [2019-11-27 17:42:46,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:42:46" (1/1) ... [2019-11-27 17:42:46,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:42:47,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:42:47,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:42:47,971 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-11-27 17:42:47,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f6c7bc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:47, skipping insertion in model container [2019-11-27 17:42:47,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:42:47,977 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 17:42:47,983 INFO L168 Benchmark]: Toolchain (without parser) took 1089.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:42:47,985 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:42:47,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1070.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:42:47,999 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1070.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 545]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:42:51,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:42:51,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:42:51,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:42:51,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:42:51,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:42:51,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:42:51,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:42:51,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:42:51,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:42:51,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:42:51,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:42:51,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:42:51,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:42:51,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:42:51,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:42:51,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:42:51,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:42:51,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:42:51,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:42:51,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:42:51,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:42:51,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:42:51,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:42:51,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:42:51,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:42:51,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:42:51,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:42:51,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:42:51,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:42:51,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:42:51,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:42:51,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:42:51,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:42:51,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:42:51,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:42:51,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:42:51,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:42:51,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:42:51,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:42:51,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:42:51,944 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:42:51,980 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:42:51,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:42:51,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:42:51,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:42:51,989 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:42:51,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:42:51,989 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:42:51,990 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:42:51,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:42:51,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:42:51,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:42:51,995 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:42:51,995 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:42:51,996 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:42:51,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:42:51,996 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:42:51,996 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:42:51,997 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:42:51,997 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:42:52,000 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:42:52,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:42:52,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:42:52,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:42:52,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:42:52,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:42:52,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:42:52,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:42:52,002 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:42:52,005 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:42:52,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:42:52,007 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4654dbed0e523ad65784c661074162c44d8abe4e [2019-11-27 17:42:52,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:42:52,572 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:42:52,578 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:42:52,582 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:42:52,587 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:42:52,589 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/diff-alloca-2.i [2019-11-27 17:42:52,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40e9baf85/cf05402c4d604063a4d5a4d9110b9cb1/FLAG588c7ba6b [2019-11-27 17:42:53,936 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:42:53,939 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/diff-alloca-2.i [2019-11-27 17:42:53,973 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40e9baf85/cf05402c4d604063a4d5a4d9110b9cb1/FLAG588c7ba6b [2019-11-27 17:42:54,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40e9baf85/cf05402c4d604063a4d5a4d9110b9cb1 [2019-11-27 17:42:54,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:42:54,028 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:42:54,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:42:54,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:42:54,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:42:54,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:42:54" (1/1) ... [2019-11-27 17:42:54,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5394ad8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:54, skipping insertion in model container [2019-11-27 17:42:54,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:42:54" (1/1) ... [2019-11-27 17:42:54,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:42:54,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:42:55,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:42:55,070 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-27 17:42:55,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:42:55,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:42:55,212 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:42:55,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:42:55,452 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:42:55,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:55 WrapperNode [2019-11-27 17:42:55,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:42:55,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:42:55,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:42:55,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:42:55,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:55" (1/1) ... [2019-11-27 17:42:55,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:55" (1/1) ... [2019-11-27 17:42:55,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:55" (1/1) ... [2019-11-27 17:42:55,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:55" (1/1) ... [2019-11-27 17:42:55,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:55" (1/1) ... [2019-11-27 17:42:55,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:55" (1/1) ... [2019-11-27 17:42:55,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:55" (1/1) ... [2019-11-27 17:42:55,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:42:55,679 INFO L168 Benchmark]: Toolchain (without parser) took 1649.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:42:55,682 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:42:55,683 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1422.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:42:55,688 INFO L168 Benchmark]: Boogie Preprocessor took 215.49 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:42:55,703 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1422.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 215.49 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...