./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.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/Copenhagen_disj-2.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 3877f0c83ca7300cf93e50675ad63ddfe946ea47 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Copenhagen_disj-2.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 3877f0c83ca7300cf93e50675ad63ddfe946ea47 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:24:05,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:05,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:05,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:05,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:05,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:05,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:05,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:05,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:05,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:05,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:05,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:05,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:05,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:05,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:05,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:05,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:05,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:05,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:05,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:05,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:05,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:05,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:05,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:05,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:05,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:05,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:05,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:05,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:05,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:05,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:05,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:05,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:05,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:05,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:05,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:05,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:05,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:05,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:05,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:05,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:05,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-27 11:24:05,996 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:06,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:06,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:06,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:06,005 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:06,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:06,006 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:06,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:06,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:06,007 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:06,009 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:06,009 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:24:06,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:06,011 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:06,012 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:06,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:06,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:06,014 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:06,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:06,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:06,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:06,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:06,017 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:24:06,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:24:06,018 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 -> 3877f0c83ca7300cf93e50675ad63ddfe946ea47 [2019-11-27 11:24:06,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:06,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:06,611 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:06,618 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:06,620 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:06,621 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.c [2019-11-27 11:24:06,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bca383f72/8c54f1b901984639bcb6da445d249418/FLAG76fc7948f [2019-11-27 11:24:07,851 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:07,854 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.c [2019-11-27 11:24:07,874 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bca383f72/8c54f1b901984639bcb6da445d249418/FLAG76fc7948f [2019-11-27 11:24:07,910 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bca383f72/8c54f1b901984639bcb6da445d249418 [2019-11-27 11:24:07,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:07,919 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:07,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:07,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:07,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:07,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:07" (1/1) ... [2019-11-27 11:24:07,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:07, skipping insertion in model container [2019-11-27 11:24:07,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:07" (1/1) ... [2019-11-27 11:24:07,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:08,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:08,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:08,454 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:08,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:08,530 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:08,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:08 WrapperNode [2019-11-27 11:24:08,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:08,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:08,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:08,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:08,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:08" (1/1) ... [2019-11-27 11:24:08,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:08" (1/1) ... [2019-11-27 11:24:08,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:08" (1/1) ... [2019-11-27 11:24:08,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:08" (1/1) ... [2019-11-27 11:24:08,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:08" (1/1) ... [2019-11-27 11:24:08,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:08" (1/1) ... [2019-11-27 11:24:08,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:08" (1/1) ... [2019-11-27 11:24:08,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:08,692 INFO L168 Benchmark]: Toolchain (without parser) took 768.94 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:08,695 INFO L168 Benchmark]: CDTParser took 1.73 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 11:24:08,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 606.92 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 11:24:08,712 INFO L168 Benchmark]: Boogie Preprocessor took 147.02 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 991.3 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:08,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.73 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 606.92 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 147.02 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 991.3 MB in the end (delta: -41.0 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 11:24:12,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:12,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:12,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:12,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:12,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:12,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:12,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:12,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:12,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:12,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:12,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:12,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:12,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:12,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:12,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:12,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:12,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:12,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:12,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:12,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:12,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:12,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:12,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:12,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:12,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:12,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:12,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:12,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:12,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:12,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:12,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:12,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:12,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:12,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:12,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:12,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:12,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:12,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:12,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:12,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:12,679 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-27 11:24:12,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:12,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:12,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:12,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:12,726 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:12,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:12,729 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:12,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:12,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:12,730 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:12,731 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:12,732 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:24:12,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:12,733 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:12,736 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:24:12,736 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:24:12,736 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:12,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:12,737 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:12,737 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:12,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:12,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:12,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:12,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:12,741 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:24:12,741 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:24:12,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:24:12,742 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 -> 3877f0c83ca7300cf93e50675ad63ddfe946ea47 [2019-11-27 11:24:13,281 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:13,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:13,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:13,322 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:13,323 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:13,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.c [2019-11-27 11:24:13,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b33885a8e/394338f0d0cf46a9a884390073d06b9b/FLAG4fd0f867a [2019-11-27 11:24:14,580 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:14,581 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.c [2019-11-27 11:24:14,598 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b33885a8e/394338f0d0cf46a9a884390073d06b9b/FLAG4fd0f867a [2019-11-27 11:24:14,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b33885a8e/394338f0d0cf46a9a884390073d06b9b [2019-11-27 11:24:14,647 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:14,655 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:14,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:14,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:14,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:14,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:14" (1/1) ... [2019-11-27 11:24:14,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5734e45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:14, skipping insertion in model container [2019-11-27 11:24:14,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:14" (1/1) ... [2019-11-27 11:24:14,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:14,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:15,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:15,208 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:15,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:15,291 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:15,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:15 WrapperNode [2019-11-27 11:24:15,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:15,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:15,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:15,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:15,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:15" (1/1) ... [2019-11-27 11:24:15,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:15" (1/1) ... [2019-11-27 11:24:15,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:15" (1/1) ... [2019-11-27 11:24:15,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:15" (1/1) ... [2019-11-27 11:24:15,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:15" (1/1) ... [2019-11-27 11:24:15,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:15" (1/1) ... [2019-11-27 11:24:15,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:15" (1/1) ... [2019-11-27 11:24:15,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:15,475 INFO L168 Benchmark]: Toolchain (without parser) took 820.95 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:15,478 INFO L168 Benchmark]: CDTParser took 2.17 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 11:24:15,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.04 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 11:24:15,484 INFO L168 Benchmark]: Boogie Preprocessor took 171.93 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 991.3 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:15,490 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.17 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 640.04 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 171.93 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 991.3 MB in the end (delta: -41.0 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...