./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/NonTerminationSimple7.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/NonTerminationSimple7.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 e53f2fdb98621a674cb41b7388b3e8cc7db6ca72 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/NonTerminationSimple7.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 e53f2fdb98621a674cb41b7388b3e8cc7db6ca72 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:24:18,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:18,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:18,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:18,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:18,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:18,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:18,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:18,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:18,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:18,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:18,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:18,873 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:18,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:18,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:18,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:18,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:18,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:18,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:18,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:18,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:18,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:18,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:18,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:18,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:18,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:18,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:18,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:18,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:18,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:18,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:18,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:18,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:18,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:18,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:18,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:18,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:18,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:18,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:18,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:18,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:18,972 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-27 11:24:19,009 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:19,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:19,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:19,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:19,019 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:19,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:19,020 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:19,020 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:19,020 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:19,021 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:19,022 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:19,025 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:24:19,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:19,026 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:19,026 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:19,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:19,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:19,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:19,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:19,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:19,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:19,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:19,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:24:19,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:24:19,032 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 -> e53f2fdb98621a674cb41b7388b3e8cc7db6ca72 [2019-11-27 11:24:19,683 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:19,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:19,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:19,726 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:19,727 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:19,729 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c [2019-11-27 11:24:19,896 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8c53f1b7/67996f853b284a9b981d0b68eeec5ba1/FLAGb89a3dad3 [2019-11-27 11:24:20,896 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:20,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c [2019-11-27 11:24:20,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8c53f1b7/67996f853b284a9b981d0b68eeec5ba1/FLAGb89a3dad3 [2019-11-27 11:24:20,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8c53f1b7/67996f853b284a9b981d0b68eeec5ba1 [2019-11-27 11:24:20,964 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:20,971 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:20,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:20,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:20,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:20,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:20" (1/1) ... [2019-11-27 11:24:20,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe53f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:20, skipping insertion in model container [2019-11-27 11:24:20,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:20" (1/1) ... [2019-11-27 11:24:21,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:21,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:21,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:21,505 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:21,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:21,579 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:21,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:21 WrapperNode [2019-11-27 11:24:21,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:21,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:21,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:21,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:21,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:21" (1/1) ... [2019-11-27 11:24:21,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:21" (1/1) ... [2019-11-27 11:24:21,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:21" (1/1) ... [2019-11-27 11:24:21,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:21" (1/1) ... [2019-11-27 11:24:21,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:21" (1/1) ... [2019-11-27 11:24:21,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:21" (1/1) ... [2019-11-27 11:24:21,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:21" (1/1) ... [2019-11-27 11:24:21,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:21,760 INFO L168 Benchmark]: Toolchain (without parser) took 784.37 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:21,763 INFO L168 Benchmark]: CDTParser took 0.45 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 11:24:21,766 INFO L168 Benchmark]: CACSL2BoogieTranslator took 613.06 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:21,770 INFO L168 Benchmark]: Boogie Preprocessor took 163.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:21,781 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 613.06 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:24:25,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:25,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:25,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:25,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:25,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:25,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:25,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:25,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:25,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:25,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:25,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:25,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:25,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:25,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:25,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:25,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:25,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:25,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:25,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:25,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:25,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:25,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:25,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:25,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:25,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:25,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:25,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:25,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:25,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:25,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:25,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:25,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:25,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:25,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:25,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:25,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:25,777 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:25,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:25,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:25,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:25,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-27 11:24:25,837 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:25,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:25,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:25,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:25,849 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:25,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:25,853 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:25,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:25,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:25,854 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:25,854 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:25,854 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:24:25,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:25,855 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:25,855 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:24:25,855 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:24:25,856 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:25,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:25,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:25,861 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:25,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:25,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:25,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:25,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:25,863 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:24:25,863 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:24:25,864 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:24:25,864 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 -> e53f2fdb98621a674cb41b7388b3e8cc7db6ca72 [2019-11-27 11:24:26,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:26,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:26,502 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:26,506 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:26,511 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:26,512 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c [2019-11-27 11:24:26,672 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f86d2c07/addae6ed76994928951ecf0c97e7276f/FLAG07c636847 [2019-11-27 11:24:27,680 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:27,684 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c [2019-11-27 11:24:27,699 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f86d2c07/addae6ed76994928951ecf0c97e7276f/FLAG07c636847 [2019-11-27 11:24:27,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f86d2c07/addae6ed76994928951ecf0c97e7276f [2019-11-27 11:24:27,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:27,755 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:27,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:27,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:27,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:27,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:27" (1/1) ... [2019-11-27 11:24:27,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27, skipping insertion in model container [2019-11-27 11:24:27,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:27" (1/1) ... [2019-11-27 11:24:27,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:27,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:28,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:28,313 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:28,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:28,390 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:28,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:28 WrapperNode [2019-11-27 11:24:28,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:28,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:28,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:28,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:28,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:28" (1/1) ... [2019-11-27 11:24:28,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:28" (1/1) ... [2019-11-27 11:24:28,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:28" (1/1) ... [2019-11-27 11:24:28,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:28" (1/1) ... [2019-11-27 11:24:28,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:28" (1/1) ... [2019-11-27 11:24:28,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:28" (1/1) ... [2019-11-27 11:24:28,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:28" (1/1) ... [2019-11-27 11:24:28,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:28,634 INFO L168 Benchmark]: Toolchain (without parser) took 874.72 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:28,638 INFO L168 Benchmark]: CDTParser took 0.68 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 11:24:28,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.20 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:28,643 INFO L168 Benchmark]: Boogie Preprocessor took 229.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:28,654 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 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 632.20 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 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...