./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/RecursiveMultiplication-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 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/termination-crafted/RecursiveMultiplication-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 3df7720ba3b76dcfdecddff77e2f89a40d99e447 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/termination-crafted/RecursiveMultiplication-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 3df7720ba3b76dcfdecddff77e2f89a40d99e447 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:24:19,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:19,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:19,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:19,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:19,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:19,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:19,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:19,767 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:19,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:19,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:19,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:19,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:19,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:19,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:19,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:19,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:19,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:19,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:19,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:19,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:19,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:19,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:19,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:19,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:19,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:19,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:19,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:19,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:19,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:19,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:19,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:19,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:19,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:19,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:19,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:19,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:19,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:19,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:19,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:19,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:19,878 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-27 11:24:19,918 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:19,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:19,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:19,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:19,925 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:19,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:19,928 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:19,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:19,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:19,929 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:19,930 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:19,930 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:24:19,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:19,931 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:19,932 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:19,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:19,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:19,936 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:19,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:19,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:19,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:19,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:19,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:24:19,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:24:19,938 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3df7720ba3b76dcfdecddff77e2f89a40d99e447 [2019-11-27 11:24:20,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:20,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:20,548 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:20,552 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:20,553 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:20,554 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/RecursiveMultiplication-1.c [2019-11-27 11:24:20,715 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/602a9839a/611ad22240bf4e10b10c9812450bc4c9/FLAGc2a3616c1 [2019-11-27 11:24:21,737 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:21,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/RecursiveMultiplication-1.c [2019-11-27 11:24:21,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/602a9839a/611ad22240bf4e10b10c9812450bc4c9/FLAGc2a3616c1 [2019-11-27 11:24:21,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/602a9839a/611ad22240bf4e10b10c9812450bc4c9 [2019-11-27 11:24:21,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:21,809 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:21,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:21,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:21,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:21,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:21" (1/1) ... [2019-11-27 11:24:21,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b8145b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:21, skipping insertion in model container [2019-11-27 11:24:21,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:21" (1/1) ... [2019-11-27 11:24:21,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:21,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:22,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:22,358 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:22,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:22,422 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:22,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:22 WrapperNode [2019-11-27 11:24:22,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:22,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:22,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:22,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:22,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:22" (1/1) ... [2019-11-27 11:24:22,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:22" (1/1) ... [2019-11-27 11:24:22,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:22" (1/1) ... [2019-11-27 11:24:22,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:22" (1/1) ... [2019-11-27 11:24:22,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:22" (1/1) ... [2019-11-27 11:24:22,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:22" (1/1) ... [2019-11-27 11:24:22,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:22" (1/1) ... [2019-11-27 11:24:22,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:22,589 INFO L168 Benchmark]: Toolchain (without parser) took 773.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:22,591 INFO L168 Benchmark]: CDTParser took 3.67 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:22,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.31 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:22,599 INFO L168 Benchmark]: Boogie Preprocessor took 153.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:22,609 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.67 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 610.31 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. 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-da95e15 [2019-11-27 11:24:26,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:26,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:26,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:26,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:26,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:26,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:26,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:26,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:26,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:26,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:26,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:26,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:26,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:26,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:26,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:26,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:26,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:26,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:26,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:26,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:26,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:26,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:26,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:26,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:26,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:26,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:27,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:27,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:27,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:27,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:27,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:27,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:27,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:27,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:27,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:27,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:27,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:27,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:27,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:27,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:27,027 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-27 11:24:27,071 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:27,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:27,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:27,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:27,080 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:27,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:27,081 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:27,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:27,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:27,083 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:27,084 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:27,085 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:24:27,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:27,089 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:27,089 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:24:27,089 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:24:27,090 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:27,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:27,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:27,091 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:27,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:27,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:27,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:27,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:27,094 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:24:27,096 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:24:27,096 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:24:27,096 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3df7720ba3b76dcfdecddff77e2f89a40d99e447 [2019-11-27 11:24:27,740 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:27,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:27,780 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:27,782 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:27,785 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:27,786 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/RecursiveMultiplication-1.c [2019-11-27 11:24:27,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8669b189c/a8ec14bbb0ea4aee8cdabbf6c6a4aef4/FLAG3e2acf460 [2019-11-27 11:24:28,918 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:28,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/RecursiveMultiplication-1.c [2019-11-27 11:24:28,940 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8669b189c/a8ec14bbb0ea4aee8cdabbf6c6a4aef4/FLAG3e2acf460 [2019-11-27 11:24:29,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8669b189c/a8ec14bbb0ea4aee8cdabbf6c6a4aef4 [2019-11-27 11:24:29,104 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:29,111 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:29,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:29,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:29,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:29,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:29" (1/1) ... [2019-11-27 11:24:29,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da8f6d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:29, skipping insertion in model container [2019-11-27 11:24:29,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:29" (1/1) ... [2019-11-27 11:24:29,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:29,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:29,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:29,638 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:29,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:29,714 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:29,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:29 WrapperNode [2019-11-27 11:24:29,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:29,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:29,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:29,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:29,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:29" (1/1) ... [2019-11-27 11:24:29,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:29" (1/1) ... [2019-11-27 11:24:29,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:29" (1/1) ... [2019-11-27 11:24:29,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:29" (1/1) ... [2019-11-27 11:24:29,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:29" (1/1) ... [2019-11-27 11:24:29,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:29" (1/1) ... [2019-11-27 11:24:29,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:29" (1/1) ... [2019-11-27 11:24:29,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:29,867 INFO L168 Benchmark]: Toolchain (without parser) took 753.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:29,868 INFO L168 Benchmark]: CDTParser took 0.61 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 11:24:29,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.31 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 947.4 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:29,872 INFO L168 Benchmark]: Boogie Preprocessor took 144.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 991.3 MB in the end (delta: -43.9 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:29,878 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 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 601.31 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 947.4 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 144.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 991.3 MB in the end (delta: -43.9 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...