./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/nested_structure-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-regression/nested_structure-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ed3973f7383bbdf74f77d846485a93896b526fd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-regression/nested_structure-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ed3973f7383bbdf74f77d846485a93896b526fd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:53:41,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:41,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:41,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:41,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:41,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:41,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:41,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:41,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:41,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:41,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:41,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:41,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:41,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:41,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:41,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:41,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:41,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:41,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:41,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:41,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:41,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:41,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:41,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:41,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:41,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:41,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:41,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:41,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:41,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:41,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:41,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:41,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:41,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:41,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:41,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:41,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:41,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:41,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:41,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:41,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:41,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:53:41,817 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:41,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:41,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:41,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:41,822 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:41,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:41,823 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:41,823 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:53:41,823 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:41,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:41,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:41,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:41,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:41,826 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:41,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:41,827 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:41,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:41,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:41,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:41,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:41,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:41,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:41,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:41,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:41,832 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:41,832 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:53:41,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:53:41,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:41,833 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 ! call(__VERIFIER_error())) ) 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 -> 6ed3973f7383bbdf74f77d846485a93896b526fd [2019-11-25 22:53:42,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:42,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:42,343 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:42,345 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:42,349 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:42,350 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/nested_structure-2.i [2019-11-25 22:53:42,457 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d4ea79b/2534f238f69d431d8628091b71ee6e0e/FLAGcaccc3c02 [2019-11-25 22:53:43,188 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:43,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/nested_structure-2.i [2019-11-25 22:53:43,202 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d4ea79b/2534f238f69d431d8628091b71ee6e0e/FLAGcaccc3c02 [2019-11-25 22:53:43,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d4ea79b/2534f238f69d431d8628091b71ee6e0e [2019-11-25 22:53:43,513 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:43,518 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:43,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:43,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:43,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:43,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:43" (1/1) ... [2019-11-25 22:53:43,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:43, skipping insertion in model container [2019-11-25 22:53:43,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:43" (1/1) ... [2019-11-25 22:53:43,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:43,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:43,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:43,911 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:43,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:44,015 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:44,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44 WrapperNode [2019-11-25 22:53:44,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:44,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:44,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:44,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:44,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:44,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:44,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:44,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:44,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:44,129 INFO L168 Benchmark]: Toolchain (without parser) took 608.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.2 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:44,131 INFO L168 Benchmark]: CDTParser took 0.25 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. [2019-11-25 22:53:44,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 495.36 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 996.9 MB in the end (delta: -36.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:44,147 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.29 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:44,150 INFO L168 Benchmark]: Boogie Preprocessor took 53.52 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:44,157 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 495.36 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 996.9 MB in the end (delta: -36.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 52.29 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 53.52 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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 [2019-11-25 22:53:46,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:46,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:46,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:46,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:46,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:46,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:46,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:46,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:46,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:46,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:46,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:46,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:46,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:46,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:46,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:46,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:46,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:46,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:47,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:47,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:47,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:47,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:47,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:47,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:47,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:47,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:47,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:47,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:47,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:47,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:47,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:47,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:47,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:47,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:47,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:47,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:47,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:47,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:47,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:47,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:47,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:53:47,070 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:47,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:47,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:47,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:47,077 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:47,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:47,077 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:47,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:47,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:47,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:47,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:47,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:47,080 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:53:47,081 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:53:47,081 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:47,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:47,082 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:47,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:47,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:47,084 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:47,084 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:47,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:47,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:47,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:47,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:47,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:47,087 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:53:47,087 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:53:47,087 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:47,087 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:53:47,088 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 ! call(__VERIFIER_error())) ) 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 -> 6ed3973f7383bbdf74f77d846485a93896b526fd [2019-11-25 22:53:47,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:47,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:47,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:47,585 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:47,587 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:47,590 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/nested_structure-2.i [2019-11-25 22:53:47,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01774121b/d321e1a851f34e579bcaee507c53631c/FLAGa1ff59ea6 [2019-11-25 22:53:48,456 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:48,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/nested_structure-2.i [2019-11-25 22:53:48,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01774121b/d321e1a851f34e579bcaee507c53631c/FLAGa1ff59ea6 [2019-11-25 22:53:48,750 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01774121b/d321e1a851f34e579bcaee507c53631c [2019-11-25 22:53:48,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:48,761 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:48,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:48,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:48,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:48,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:48" (1/1) ... [2019-11-25 22:53:48,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f858ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:48, skipping insertion in model container [2019-11-25 22:53:48,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:48" (1/1) ... [2019-11-25 22:53:48,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:48,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:49,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:49,136 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:49,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:49,255 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:49,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49 WrapperNode [2019-11-25 22:53:49,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:49,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:49,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:49,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:49,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:49,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:49,301 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:49,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:49,302 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:49,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:49,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:49,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:49,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:49,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:49,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:49,352 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:49,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:49,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:49,376 INFO L168 Benchmark]: Toolchain (without parser) took 599.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.5 MB in the beginning and 991.2 MB in the end (delta: -26.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:49,377 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:49,379 INFO L168 Benchmark]: CACSL2BoogieTranslator took 490.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.5 MB in the beginning and 996.9 MB in the end (delta: -32.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:49,382 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.90 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:49,386 INFO L168 Benchmark]: Boogie Preprocessor took 56.76 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:49,390 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 490.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.5 MB in the beginning and 996.9 MB in the end (delta: -32.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 39.90 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 56.76 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...