./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-ext2-properties/simple_search_value-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/list-ext2-properties/simple_search_value-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 b89e1b4b0597444acf9d2aec4a49940585f021e9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/list-ext2-properties/simple_search_value-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 b89e1b4b0597444acf9d2aec4a49940585f021e9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:54:55,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:55,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:55,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:55,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:55,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:55,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:55,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:55,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:55,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:55,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:55,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:55,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:55,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:55,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:55,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:55,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:55,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:55,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:56,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:56,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:56,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:56,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:56,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:56,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:56,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:56,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:56,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:56,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:56,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:56,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:56,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:56,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:56,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:56,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:56,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:56,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:56,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:56,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:56,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:56,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:56,068 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:54:56,105 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:56,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:56,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:56,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:56,112 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:56,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:56,112 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:56,113 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:54:56,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:56,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:56,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:56,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:56,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:56,117 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:56,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:56,120 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:56,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:56,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:56,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:56,121 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:56,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:56,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:56,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:56,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:56,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:56,125 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:54:56,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:54:56,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:56,126 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 -> b89e1b4b0597444acf9d2aec4a49940585f021e9 [2019-11-25 22:54:56,676 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:56,704 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:56,712 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:56,715 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:56,718 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:56,719 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2019-11-25 22:54:56,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/877138ba0/ff261910438c43ceae7a3b4170a7c2e5/FLAG305cde94e [2019-11-25 22:54:58,057 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:58,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2019-11-25 22:54:58,098 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/877138ba0/ff261910438c43ceae7a3b4170a7c2e5/FLAG305cde94e [2019-11-25 22:54:58,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/877138ba0/ff261910438c43ceae7a3b4170a7c2e5 [2019-11-25 22:54:58,145 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:58,151 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:58,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:58,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:58,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:58,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:58" (1/1) ... [2019-11-25 22:54:58,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60f1be01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:58, skipping insertion in model container [2019-11-25 22:54:58,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:58" (1/1) ... [2019-11-25 22:54:58,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:58,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:59,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:59,209 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:59,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:59,454 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:59,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:59 WrapperNode [2019-11-25 22:54:59,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:59,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:59,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:59,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:59,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:59" (1/1) ... [2019-11-25 22:54:59,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:59" (1/1) ... [2019-11-25 22:54:59,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:59,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:59,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:59,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:59,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:59" (1/1) ... [2019-11-25 22:54:59,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:59" (1/1) ... [2019-11-25 22:54:59,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:59" (1/1) ... [2019-11-25 22:54:59,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:59" (1/1) ... [2019-11-25 22:54:59,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:59" (1/1) ... [2019-11-25 22:54:59,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:59" (1/1) ... [2019-11-25 22:54:59,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:59" (1/1) ... [2019-11-25 22:54:59,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:59,672 INFO L168 Benchmark]: Toolchain (without parser) took 1506.10 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 978.3 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:59,673 INFO L168 Benchmark]: CDTParser took 1.32 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 22:54:59,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1307.34 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:59,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:59,683 INFO L168 Benchmark]: Boogie Preprocessor took 84.74 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:59,693 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32 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 1307.34 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 108.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 84.74 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 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 22:55:03,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:55:03,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:55:03,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:55:03,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:55:03,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:55:03,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:55:03,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:55:03,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:55:03,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:55:03,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:55:03,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:55:03,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:55:03,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:55:03,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:55:03,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:55:03,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:55:03,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:55:03,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:55:03,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:55:03,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:55:03,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:55:03,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:55:03,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:55:03,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:55:03,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:55:03,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:55:03,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:55:03,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:55:03,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:55:03,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:55:03,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:55:03,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:55:03,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:55:03,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:55:03,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:55:03,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:55:03,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:55:03,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:55:03,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:55:03,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:55:03,667 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:55:03,707 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:55:03,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:55:03,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:55:03,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:55:03,714 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:55:03,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:55:03,714 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:55:03,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:55:03,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:55:03,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:55:03,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:55:03,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:55:03,719 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:55:03,719 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:55:03,720 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:55:03,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:55:03,721 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:55:03,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:55:03,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:55:03,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:55:03,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:55:03,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:55:03,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:55:03,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:55:03,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:55:03,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:55:03,727 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:55:03,727 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:55:03,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:55:03,729 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:55:03,730 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 -> b89e1b4b0597444acf9d2aec4a49940585f021e9 [2019-11-25 22:55:04,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:55:04,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:55:04,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:55:04,426 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:55:04,426 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:55:04,428 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2019-11-25 22:55:04,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ba9ab136/eae1e18313814dbd8c31b69e78ae7ac7/FLAG5137b4db6 [2019-11-25 22:55:05,779 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:55:05,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2019-11-25 22:55:05,817 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ba9ab136/eae1e18313814dbd8c31b69e78ae7ac7/FLAG5137b4db6 [2019-11-25 22:55:05,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ba9ab136/eae1e18313814dbd8c31b69e78ae7ac7 [2019-11-25 22:55:05,863 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:55:05,866 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:55:05,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:05,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:55:05,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:55:05,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:05" (1/1) ... [2019-11-25 22:55:05,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70bd52e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:05, skipping insertion in model container [2019-11-25 22:55:05,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:05" (1/1) ... [2019-11-25 22:55:05,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:55:06,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:55:06,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:06,945 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:55:07,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:07,188 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:55:07,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:07 WrapperNode [2019-11-25 22:55:07,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:07,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:07,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:55:07,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:55:07,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:07" (1/1) ... [2019-11-25 22:55:07,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:07" (1/1) ... [2019-11-25 22:55:07,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:07,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:55:07,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:55:07,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:55:07,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:07" (1/1) ... [2019-11-25 22:55:07,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:07" (1/1) ... [2019-11-25 22:55:07,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:07" (1/1) ... [2019-11-25 22:55:07,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:07" (1/1) ... [2019-11-25 22:55:07,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:07" (1/1) ... [2019-11-25 22:55:07,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:07" (1/1) ... [2019-11-25 22:55:07,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:07" (1/1) ... [2019-11-25 22:55:07,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:55:07,422 INFO L168 Benchmark]: Toolchain (without parser) took 1540.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.2 MB in the end (delta: -822.1 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:07,423 INFO L168 Benchmark]: CDTParser took 3.00 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 22:55:07,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1320.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.0 MB in the end (delta: -6.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:07,427 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.92 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:07,428 INFO L168 Benchmark]: Boogie Preprocessor took 87.28 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:07,450 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.00 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 1320.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.0 MB in the end (delta: -6.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 122.92 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.28 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 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...