./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-examples/standard_find_ground-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-examples/standard_find_ground-1.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 ab52cff32fbc2a24c3f86164393e0a1d265859b9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/array-examples/standard_find_ground-1.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 ab52cff32fbc2a24c3f86164393e0a1d265859b9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:15:48,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:15:48,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:15:48,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:15:48,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:15:48,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:15:48,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:15:48,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:15:48,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:15:48,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:15:48,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:15:48,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:15:48,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:15:48,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:15:48,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:15:48,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:15:48,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:15:48,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:15:48,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:15:48,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:15:48,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:15:48,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:15:48,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:15:48,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:15:48,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:15:48,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:15:48,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:15:48,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:15:48,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:15:48,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:15:48,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:15:48,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:15:48,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:15:48,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:15:48,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:15:48,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:15:48,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:15:48,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:15:48,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:15:48,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:15:48,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:15:48,943 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:15:48,988 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:15:48,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:15:48,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:15:48,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:15:48,998 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:15:48,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:15:48,999 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:15:48,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:15:48,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:15:49,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:15:49,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:15:49,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:15:49,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:15:49,007 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:15:49,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:15:49,007 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:15:49,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:15:49,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:15:49,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:15:49,009 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:15:49,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:15:49,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:15:49,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:15:49,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:15:49,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:15:49,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:15:49,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:15:49,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:15:49,014 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 -> ab52cff32fbc2a24c3f86164393e0a1d265859b9 [2019-11-27 09:15:49,571 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:15:49,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:15:49,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:15:49,611 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:15:49,614 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:15:49,616 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_find_ground-1.i [2019-11-27 09:15:49,777 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fba45c538/702ff816911a4d079a3a9c70f630b28b/FLAG09e7c3aea [2019-11-27 09:15:50,823 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:15:50,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_find_ground-1.i [2019-11-27 09:15:50,841 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fba45c538/702ff816911a4d079a3a9c70f630b28b/FLAG09e7c3aea [2019-11-27 09:15:50,878 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fba45c538/702ff816911a4d079a3a9c70f630b28b [2019-11-27 09:15:50,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:15:50,888 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:15:50,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:15:50,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:15:50,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:15:50,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:15:50" (1/1) ... [2019-11-27 09:15:50,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b770e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:50, skipping insertion in model container [2019-11-27 09:15:50,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:15:50" (1/1) ... [2019-11-27 09:15:50,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:15:50,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:15:51,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:15:51,462 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:15:51,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:15:51,566 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:15:51,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:51 WrapperNode [2019-11-27 09:15:51,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:15:51,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:15:51,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:15:51,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:15:51,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:51" (1/1) ... [2019-11-27 09:15:51,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:51" (1/1) ... [2019-11-27 09:15:51,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:15:51,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:15:51,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:15:51,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:15:51,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:51" (1/1) ... [2019-11-27 09:15:51,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:51" (1/1) ... [2019-11-27 09:15:51,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:51" (1/1) ... [2019-11-27 09:15:51,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:51" (1/1) ... [2019-11-27 09:15:51,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:51" (1/1) ... [2019-11-27 09:15:51,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:51" (1/1) ... [2019-11-27 09:15:51,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:51" (1/1) ... [2019-11-27 09:15:51,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:15:51,826 INFO L168 Benchmark]: Toolchain (without parser) took 928.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:15:51,832 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:15:51,843 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.68 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:15:51,845 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:15:51,847 INFO L168 Benchmark]: Boogie Preprocessor took 61.46 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. [2019-11-27 09:15:51,860 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 681.68 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 61.46 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:15:55,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:15:55,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:15:55,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:15:55,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:15:55,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:15:55,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:15:55,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:15:55,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:15:55,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:15:55,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:15:55,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:15:55,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:15:55,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:15:55,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:15:55,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:15:55,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:15:55,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:15:55,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:15:55,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:15:55,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:15:55,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:15:55,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:15:55,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:15:55,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:15:55,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:15:55,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:15:55,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:15:55,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:15:55,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:15:55,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:15:55,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:15:55,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:15:55,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:15:55,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:15:55,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:15:55,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:15:55,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:15:55,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:15:55,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:15:55,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:15:55,749 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:15:55,812 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:15:55,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:15:55,817 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:15:55,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:15:55,822 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:15:55,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:15:55,825 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:15:55,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:15:55,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:15:55,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:15:55,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:15:55,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:15:55,832 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:15:55,832 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:15:55,833 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:15:55,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:15:55,833 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:15:55,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:15:55,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:15:55,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:15:55,837 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:15:55,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:15:55,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:15:55,840 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:15:55,840 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:15:55,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:15:55,843 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:15:55,843 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:15:55,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:15:55,844 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:15:55,844 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 -> ab52cff32fbc2a24c3f86164393e0a1d265859b9 [2019-11-27 09:15:56,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:15:56,387 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:15:56,394 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:15:56,398 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:15:56,400 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:15:56,404 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_find_ground-1.i [2019-11-27 09:15:56,559 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bab197461/d961e0261aa04db39cf8920a33d95c94/FLAGb3181ec3e [2019-11-27 09:15:57,563 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:15:57,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_find_ground-1.i [2019-11-27 09:15:57,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bab197461/d961e0261aa04db39cf8920a33d95c94/FLAGb3181ec3e [2019-11-27 09:15:57,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bab197461/d961e0261aa04db39cf8920a33d95c94 [2019-11-27 09:15:57,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:15:57,770 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:15:57,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:15:57,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:15:57,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:15:57,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:15:57" (1/1) ... [2019-11-27 09:15:57,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:57, skipping insertion in model container [2019-11-27 09:15:57,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:15:57" (1/1) ... [2019-11-27 09:15:57,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:15:57,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:15:58,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:15:58,298 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:15:58,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:15:58,470 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:15:58,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:58 WrapperNode [2019-11-27 09:15:58,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:15:58,471 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:15:58,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:15:58,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:15:58,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:58" (1/1) ... [2019-11-27 09:15:58,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:58" (1/1) ... [2019-11-27 09:15:58,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:15:58,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:15:58,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:15:58,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:15:58,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:58" (1/1) ... [2019-11-27 09:15:58,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:58" (1/1) ... [2019-11-27 09:15:58,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:58" (1/1) ... [2019-11-27 09:15:58,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:58" (1/1) ... [2019-11-27 09:15:58,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:58" (1/1) ... [2019-11-27 09:15:58,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:58" (1/1) ... [2019-11-27 09:15:58,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:58" (1/1) ... [2019-11-27 09:15:58,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:15:58,670 INFO L168 Benchmark]: Toolchain (without parser) took 886.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:15:58,676 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:15:58,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.61 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:15:58,686 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.64 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:15:58,688 INFO L168 Benchmark]: Boogie Preprocessor took 76.33 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:15:58,703 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 695.61 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 103.64 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 76.33 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 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...