./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 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/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 0.1.24-32f2683 [2019-11-24 22:24:29,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:29,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:29,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:29,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:29,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:29,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:29,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:29,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:29,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:29,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:29,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:29,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:29,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:29,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:29,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:29,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:29,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:29,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:29,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:30,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:30,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:30,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:30,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:30,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:30,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:30,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:30,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:30,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:30,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:30,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:30,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:30,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:30,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:30,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:30,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:30,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:30,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:30,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:30,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:30,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:30,060 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-24 22:24:30,101 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:30,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:30,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:30,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:30,110 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:30,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:30,111 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:30,111 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:30,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:30,112 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:30,113 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:30,113 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:24:30,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:30,115 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:30,116 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:30,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:30,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:30,118 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:30,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:30,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:30,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:30,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:30,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:24:30,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:24:30,121 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 [2019-11-24 22:24:30,753 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:30,784 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:30,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:30,796 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:30,798 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:30,799 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/RecursiveMultiplication-1.c [2019-11-24 22:24:30,950 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69d39902d/55e47473f621407fa24fccddac4305d6/FLAG421338613 [2019-11-24 22:24:32,016 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:32,018 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/RecursiveMultiplication-1.c [2019-11-24 22:24:32,035 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69d39902d/55e47473f621407fa24fccddac4305d6/FLAG421338613 [2019-11-24 22:24:32,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69d39902d/55e47473f621407fa24fccddac4305d6 [2019-11-24 22:24:32,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:32,088 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:32,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:32,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:32,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:32,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:32" (1/1) ... [2019-11-24 22:24:32,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a57f02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:32, skipping insertion in model container [2019-11-24 22:24:32,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:32" (1/1) ... [2019-11-24 22:24:32,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:32,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:32,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:32,619 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:32,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:32,699 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:32,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:32 WrapperNode [2019-11-24 22:24:32,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:32,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:32,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:32,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:32,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:32" (1/1) ... [2019-11-24 22:24:32,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:32" (1/1) ... [2019-11-24 22:24:32,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:32" (1/1) ... [2019-11-24 22:24:32,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:32" (1/1) ... [2019-11-24 22:24:32,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:32" (1/1) ... [2019-11-24 22:24:32,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:32" (1/1) ... [2019-11-24 22:24:32,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:32" (1/1) ... [2019-11-24 22:24:32,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:32,854 INFO L168 Benchmark]: Toolchain (without parser) took 758.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.3 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:32,858 INFO L168 Benchmark]: CDTParser took 1.63 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. [2019-11-24 22:24:32,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.94 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:32,864 INFO L168 Benchmark]: Boogie Preprocessor took 139.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 991.3 MB in the end (delta: -39.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:32,874 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 609.94 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 139.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 991.3 MB in the end (delta: -39.6 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 0.1.24-32f2683 [2019-11-24 22:24:36,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:36,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:36,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:36,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:36,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:36,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:36,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:36,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:36,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:36,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:36,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:36,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:36,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:36,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:36,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:36,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:36,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:36,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:36,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:36,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:36,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:36,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:36,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:36,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:36,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:36,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:36,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:36,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:36,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:36,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:36,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:36,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:36,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:36,910 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:36,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:36,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:36,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:36,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:36,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:36,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:36,922 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-24 22:24:36,967 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:36,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:36,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:36,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:36,975 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:36,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:36,978 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:36,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:36,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:36,979 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:36,980 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:36,980 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:24:36,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:36,984 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:36,984 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:24:36,984 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:24:36,985 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:36,985 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:36,985 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:36,988 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:36,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:36,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:36,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:36,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:36,989 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:24:36,990 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:24:36,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:24:36,991 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 [2019-11-24 22:24:37,627 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:37,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:37,663 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:37,667 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:37,669 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:37,670 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/RecursiveMultiplication-1.c [2019-11-24 22:24:37,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43dd1950c/71dfb5cedcbc474f947c86aec315eea3/FLAGeb7f0f947 [2019-11-24 22:24:38,790 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:38,795 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/RecursiveMultiplication-1.c [2019-11-24 22:24:38,811 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43dd1950c/71dfb5cedcbc474f947c86aec315eea3/FLAGeb7f0f947 [2019-11-24 22:24:38,982 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43dd1950c/71dfb5cedcbc474f947c86aec315eea3 [2019-11-24 22:24:38,991 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:38,997 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:38,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:39,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:39,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:39,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:38" (1/1) ... [2019-11-24 22:24:39,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7b7afb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:39, skipping insertion in model container [2019-11-24 22:24:39,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:38" (1/1) ... [2019-11-24 22:24:39,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:39,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:39,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:39,566 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:39,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:39,646 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:39,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:39 WrapperNode [2019-11-24 22:24:39,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:39,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:39,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:39,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:39,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:39" (1/1) ... [2019-11-24 22:24:39,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:39" (1/1) ... [2019-11-24 22:24:39,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:39" (1/1) ... [2019-11-24 22:24:39,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:39" (1/1) ... [2019-11-24 22:24:39,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:39" (1/1) ... [2019-11-24 22:24:39,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:39" (1/1) ... [2019-11-24 22:24:39,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:39" (1/1) ... [2019-11-24 22:24:39,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:39,816 INFO L168 Benchmark]: Toolchain (without parser) took 815.67 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:39,818 INFO L168 Benchmark]: CDTParser took 2.23 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. [2019-11-24 22:24:39,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.17 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:39,827 INFO L168 Benchmark]: Boogie Preprocessor took 158.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 991.3 MB in the end (delta: -35.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:39,836 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.23 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 649.17 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 158.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 991.3 MB in the end (delta: -35.5 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...