./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label23.c --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/eca-rers2012/Problem02_label23.c -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 a07d46acee19a1bf676413a71857b7cd94a5f704 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/eca-rers2012/Problem02_label23.c -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 a07d46acee19a1bf676413a71857b7cd94a5f704 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:26:11,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:11,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:11,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:11,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:11,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:11,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:11,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:11,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:11,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:11,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:11,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:11,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:11,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:11,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:11,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:11,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:11,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:11,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:11,666 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:11,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:11,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:11,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:11,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:11,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:11,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:11,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:11,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:11,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:11,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:11,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:11,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:11,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:11,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:11,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:11,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:11,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:11,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:11,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:11,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:11,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:11,729 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:11,783 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:11,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:11,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:11,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:11,795 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:11,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:11,798 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:11,798 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:11,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:11,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:11,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:11,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:11,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:11,802 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:11,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:11,803 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:11,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:11,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:11,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:11,807 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:11,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:11,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:11,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:11,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:11,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:11,811 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:11,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:11,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:11,813 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 -> a07d46acee19a1bf676413a71857b7cd94a5f704 [2019-11-25 22:26:12,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:12,369 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:12,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:12,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:12,382 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:12,384 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label23.c [2019-11-25 22:26:12,537 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab989af4d/ce9f5adea99b47eab19884246dd5442e/FLAGafb41fe75 [2019-11-25 22:26:13,858 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:13,861 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label23.c [2019-11-25 22:26:13,894 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab989af4d/ce9f5adea99b47eab19884246dd5442e/FLAGafb41fe75 [2019-11-25 22:26:13,932 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab989af4d/ce9f5adea99b47eab19884246dd5442e [2019-11-25 22:26:13,939 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:13,945 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:13,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:13,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:13,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:13,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:13" (1/1) ... [2019-11-25 22:26:13,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:13, skipping insertion in model container [2019-11-25 22:26:13,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:13" (1/1) ... [2019-11-25 22:26:13,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:14,099 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:15,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:15,218 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:15,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:15,525 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:15,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:15 WrapperNode [2019-11-25 22:26:15,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:15,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:15,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:15,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:15,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:15" (1/1) ... [2019-11-25 22:26:15,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:15" (1/1) ... [2019-11-25 22:26:15,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:15,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:15,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:15,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:15,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:15" (1/1) ... [2019-11-25 22:26:15,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:15" (1/1) ... [2019-11-25 22:26:15,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:15" (1/1) ... [2019-11-25 22:26:15,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:15" (1/1) ... [2019-11-25 22:26:15,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:15" (1/1) ... [2019-11-25 22:26:15,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:15" (1/1) ... [2019-11-25 22:26:15,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:15" (1/1) ... [2019-11-25 22:26:15,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:15,905 INFO L168 Benchmark]: Toolchain (without parser) took 1954.42 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 967.4 MB in the end (delta: -5.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:15,907 INFO L168 Benchmark]: CDTParser took 0.46 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 22:26:15,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1582.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.9 MB in the end (delta: -17.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:15,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.43 ms. Allocated memory is still 1.0 GB. Free memory was 978.9 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:15,922 INFO L168 Benchmark]: Boogie Preprocessor took 195.46 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:15,936 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1582.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.9 MB in the end (delta: -17.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.43 ms. Allocated memory is still 1.0 GB. Free memory was 978.9 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.46 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 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 0.1.24-65d6cd2 [2019-11-25 22:26:19,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:19,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:19,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:19,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:19,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:19,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:19,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:19,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:19,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:19,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:19,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:19,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:19,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:19,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:19,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:19,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:19,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:19,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:19,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:19,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:19,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:19,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:19,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:19,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:19,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:19,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:19,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:19,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:19,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:19,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:19,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:19,908 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:19,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:19,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:19,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:19,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:19,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:19,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:19,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:19,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:19,927 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:19,981 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:19,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:19,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:19,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:19,995 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:19,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:19,998 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:19,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:19,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:19,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:19,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:20,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:20,000 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:20,003 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:20,005 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:20,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:20,005 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:20,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:20,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:20,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:20,008 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:20,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:20,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:20,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:20,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:20,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:20,012 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:20,013 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:20,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:20,016 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:20,017 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 -> a07d46acee19a1bf676413a71857b7cd94a5f704 [2019-11-25 22:26:20,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:20,564 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:20,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:20,577 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:20,578 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:20,580 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label23.c [2019-11-25 22:26:20,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cac5be58/ef07e9dd459549e8b95ea194911921f1/FLAGb26c4e865 [2019-11-25 22:26:21,985 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:21,991 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label23.c [2019-11-25 22:26:22,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cac5be58/ef07e9dd459549e8b95ea194911921f1/FLAGb26c4e865 [2019-11-25 22:26:22,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cac5be58/ef07e9dd459549e8b95ea194911921f1 [2019-11-25 22:26:22,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:22,080 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:22,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:22,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:22,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:22,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:22" (1/1) ... [2019-11-25 22:26:22,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:22, skipping insertion in model container [2019-11-25 22:26:22,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:22" (1/1) ... [2019-11-25 22:26:22,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:22,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:23,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:23,351 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:23,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:23,678 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:23,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23 WrapperNode [2019-11-25 22:26:23,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:23,685 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:23,685 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:23,685 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:23,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:23,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:23,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:23,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:23,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:24,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:24,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:24,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:24,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:24,119 INFO L168 Benchmark]: Toolchain (without parser) took 2033.80 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:24,120 INFO L168 Benchmark]: CDTParser took 3.64 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 22:26:24,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1597.62 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:24,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.78 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:24,132 INFO L168 Benchmark]: Boogie Preprocessor took 197.70 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:24,148 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.64 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 1597.62 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 227.78 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.70 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 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...