./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext-properties/list-ext_flag_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 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/list-ext-properties/list-ext_flag_1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 431427bfbd418e866d910984d83b762315f68500 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/list-ext-properties/list-ext_flag_1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 431427bfbd418e866d910984d83b762315f68500 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:26:00,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:26:00,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:26:00,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:26:00,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:26:00,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:26:00,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:26:00,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:26:00,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:26:00,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:26:00,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:26:00,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:26:00,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:26:00,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:26:00,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:26:00,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:26:00,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:26:00,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:26:00,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:26:00,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:26:00,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:26:00,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:26:00,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:26:00,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:26:00,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:26:00,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:26:00,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:26:00,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:26:00,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:26:00,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:26:00,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:26:00,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:26:00,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:26:00,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:26:00,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:26:00,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:26:00,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:26:00,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:26:00,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:26:00,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:26:00,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:26:00,895 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:26:00,935 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:26:00,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:26:00,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:26:00,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:26:00,944 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:26:00,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:26:00,946 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:26:00,947 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:26:00,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:26:00,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:26:00,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:26:00,950 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:26:00,951 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:26:00,951 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:26:00,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:26:00,954 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:26:00,954 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:26:00,954 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:26:00,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:26:00,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:26:00,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:26:00,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:26:00,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:26:00,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:26:00,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:26:00,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:26:00,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:26:00,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 431427bfbd418e866d910984d83b762315f68500 [2019-11-26 00:26:01,515 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:26:01,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:26:01,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:26:01,557 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:26:01,559 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:26:01,560 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/list-ext_flag_1.i [2019-11-26 00:26:01,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/932dd9ae7/b5d3a84c3bbe40e09e72503e2970cd65/FLAG05fc3b9aa [2019-11-26 00:26:02,920 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:02,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/list-ext_flag_1.i [2019-11-26 00:26:02,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/932dd9ae7/b5d3a84c3bbe40e09e72503e2970cd65/FLAG05fc3b9aa [2019-11-26 00:26:02,994 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/932dd9ae7/b5d3a84c3bbe40e09e72503e2970cd65 [2019-11-26 00:26:03,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:03,010 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:03,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:03,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:03,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:03,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:02" (1/1) ... [2019-11-26 00:26:03,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44043fb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03, skipping insertion in model container [2019-11-26 00:26:03,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:02" (1/1) ... [2019-11-26 00:26:03,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:03,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:04,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:04,092 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:04,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:04,347 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:04,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04 WrapperNode [2019-11-26 00:26:04,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:04,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:04,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:04,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:04,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:04,561 INFO L168 Benchmark]: Toolchain (without parser) took 1545.54 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 973.9 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:04,562 INFO L168 Benchmark]: CDTParser took 2.15 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. [2019-11-26 00:26:04,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1338.68 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:04,578 INFO L168 Benchmark]: Boogie Preprocessor took 200.32 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:04,587 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.15 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 1338.68 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.32 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:26:08,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:26:08,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:26:08,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:26:08,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:26:08,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:26:08,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:26:08,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:26:08,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:26:08,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:26:08,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:26:08,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:26:08,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:26:08,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:26:08,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:26:08,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:26:08,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:26:08,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:26:08,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:26:08,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:26:08,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:26:08,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:26:08,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:26:08,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:26:08,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:26:08,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:26:08,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:26:08,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:26:08,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:26:08,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:26:08,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:26:08,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:26:08,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:26:08,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:26:08,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:26:08,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:26:08,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:26:08,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:26:08,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:26:08,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:26:08,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:26:08,685 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:26:08,738 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:26:08,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:26:08,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:26:08,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:26:08,748 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:26:08,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:26:08,754 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:26:08,755 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:26:08,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:26:08,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:26:08,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:26:08,756 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:26:08,756 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:26:08,759 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:26:08,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:26:08,762 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:26:08,762 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:26:08,763 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:26:08,763 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:26:08,763 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:26:08,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:26:08,766 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:26:08,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:26:08,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:26:08,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:26:08,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:26:08,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:26:08,773 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:26:08,774 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:26:08,774 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:26:08,776 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 431427bfbd418e866d910984d83b762315f68500 [2019-11-26 00:26:09,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:26:09,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:26:09,357 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:26:09,364 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:26:09,364 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:26:09,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/list-ext_flag_1.i [2019-11-26 00:26:09,482 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05ce31906/56cb1c68c34c470f931d0de82b11a333/FLAG696d8d32e [2019-11-26 00:26:10,619 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:10,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/list-ext_flag_1.i [2019-11-26 00:26:10,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05ce31906/56cb1c68c34c470f931d0de82b11a333/FLAG696d8d32e [2019-11-26 00:26:10,715 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05ce31906/56cb1c68c34c470f931d0de82b11a333 [2019-11-26 00:26:10,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:10,735 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:10,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:10,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:10,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:10,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@553315ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10, skipping insertion in model container [2019-11-26 00:26:10,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:10,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:11,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:11,776 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:11,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:12,008 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:12,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12 WrapperNode [2019-11-26 00:26:12,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:12,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:12,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:12,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:12,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:12,206 INFO L168 Benchmark]: Toolchain (without parser) took 1480.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 973.9 MB in the end (delta: -13.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:12,213 INFO L168 Benchmark]: CDTParser took 1.24 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. [2019-11-26 00:26:12,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1263.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.6 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:12,220 INFO L168 Benchmark]: Boogie Preprocessor took 188.50 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:12,239 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 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 1263.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.6 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.50 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...