./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/960521-1-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 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/memsafety/960521-1-3.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 5753df15d8a87abfbacf5c716c29a73a642180e8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/memsafety/960521-1-3.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 5753df15d8a87abfbacf5c716c29a73a642180e8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:21:01,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:01,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:01,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:01,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:01,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:01,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:01,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:01,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:01,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:01,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:01,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:01,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:01,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:01,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:01,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:01,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:01,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:01,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:01,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:01,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:01,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:01,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:01,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:01,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:01,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:01,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:01,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:01,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:01,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:01,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:01,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:01,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:01,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:01,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:01,787 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:01,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:01,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:01,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:01,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:01,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:01,796 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:21:01,841 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:01,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:01,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:01,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:01,855 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:01,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:01,855 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:01,856 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:01,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:01,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:01,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:01,860 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:01,860 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:01,861 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:01,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:01,861 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:01,862 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:01,863 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:01,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:01,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:01,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:01,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:01,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:01,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:01,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:01,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:21:01,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:21:01,870 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 -> 5753df15d8a87abfbacf5c716c29a73a642180e8 [2019-11-24 22:21:02,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:02,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:02,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:02,518 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:02,520 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:02,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/960521-1-3.i [2019-11-24 22:21:02,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8819b9f3f/d59960c251ff4a5d9e3f7c4c247e09ad/FLAGacc6dd60c [2019-11-24 22:21:03,978 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:03,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/960521-1-3.i [2019-11-24 22:21:04,016 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8819b9f3f/d59960c251ff4a5d9e3f7c4c247e09ad/FLAGacc6dd60c [2019-11-24 22:21:04,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8819b9f3f/d59960c251ff4a5d9e3f7c4c247e09ad [2019-11-24 22:21:04,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:04,067 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:04,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:04,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:04,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:04,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:04" (1/1) ... [2019-11-24 22:21:04,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:04, skipping insertion in model container [2019-11-24 22:21:04,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:04" (1/1) ... [2019-11-24 22:21:04,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:04,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:05,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:05,183 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:05,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:05,438 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:05,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05 WrapperNode [2019-11-24 22:21:05,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:05,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:05,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:05,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:05,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:05,633 INFO L168 Benchmark]: Toolchain (without parser) took 1558.23 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 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:05,647 INFO L168 Benchmark]: CDTParser took 0.81 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. [2019-11-24 22:21:05,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1372.29 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:05,655 INFO L168 Benchmark]: Boogie Preprocessor took 178.09 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:05,665 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 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 1372.29 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.09 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:21:09,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:09,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:09,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:09,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:09,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:09,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:09,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:09,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:09,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:09,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:09,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:09,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:09,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:09,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:09,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:09,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:09,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:09,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:09,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:09,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:09,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:09,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:09,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:09,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:09,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:09,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:09,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:09,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:09,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:09,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:09,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:09,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:09,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:09,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:09,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:09,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:09,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:09,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:09,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:09,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:09,887 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:21:09,931 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:09,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:09,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:09,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:09,940 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:09,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:09,942 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:09,945 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:09,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:09,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:09,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:09,948 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:09,948 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:09,949 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:09,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:09,952 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:09,952 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:21:09,953 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:21:09,953 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:09,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:09,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:09,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:09,954 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:09,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:09,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:09,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:09,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:09,958 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:21:09,959 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:21:09,959 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:21:09,960 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 -> 5753df15d8a87abfbacf5c716c29a73a642180e8 [2019-11-24 22:21:10,559 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:10,590 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:10,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:10,603 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:10,603 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:10,605 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/960521-1-3.i [2019-11-24 22:21:10,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/368e1a796/af1f2408e2f84912a4882e49041a53a4/FLAGdd0428667 [2019-11-24 22:21:11,983 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:11,990 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/960521-1-3.i [2019-11-24 22:21:12,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/368e1a796/af1f2408e2f84912a4882e49041a53a4/FLAGdd0428667 [2019-11-24 22:21:12,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/368e1a796/af1f2408e2f84912a4882e49041a53a4 [2019-11-24 22:21:12,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:12,079 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:12,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:12,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:12,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:12,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:12" (1/1) ... [2019-11-24 22:21:12,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281e5afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:12, skipping insertion in model container [2019-11-24 22:21:12,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:12" (1/1) ... [2019-11-24 22:21:12,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:12,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:13,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:13,233 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:13,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:13,506 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:13,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13 WrapperNode [2019-11-24 22:21:13,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:13,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:13,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:13,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:13,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:13,741 INFO L168 Benchmark]: Toolchain (without parser) took 1657.46 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 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:13,745 INFO L168 Benchmark]: CDTParser took 2.98 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. [2019-11-24 22:21:13,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1430.18 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:13,753 INFO L168 Benchmark]: Boogie Preprocessor took 220.62 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:13,762 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.98 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 1430.18 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 220.62 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 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...