./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label54.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/Problem04_label54.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 4dee049380982aab3cf6b5f02bee2499cfb6bc25 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label54.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 4dee049380982aab3cf6b5f02bee2499cfb6bc25 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:27:52,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:52,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:52,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:52,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:52,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:52,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:52,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:52,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:52,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:52,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:52,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:52,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:52,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:52,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:52,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:52,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:52,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:52,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:52,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:52,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:52,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:52,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:52,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:52,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:52,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:52,787 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:52,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:52,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:52,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:52,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:52,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:52,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:52,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:52,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:52,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:52,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:52,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:52,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:52,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:52,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:52,819 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:52,859 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:52,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:52,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:52,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:52,868 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:52,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:52,869 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:52,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:52,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:52,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:52,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:52,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:52,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:52,874 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:52,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:52,874 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:52,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:52,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:52,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:52,879 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:52,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:52,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:52,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:52,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:52,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:52,881 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:52,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:52,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:52,884 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 -> 4dee049380982aab3cf6b5f02bee2499cfb6bc25 [2019-11-25 22:27:53,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:53,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:53,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:53,548 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:53,550 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:53,554 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2019-11-25 22:27:53,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ab860e0/82a862f8e2504831b6cb6ff5f50e362c/FLAG17ce04faf [2019-11-25 22:27:55,417 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:55,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2019-11-25 22:27:55,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ab860e0/82a862f8e2504831b6cb6ff5f50e362c/FLAG17ce04faf [2019-11-25 22:27:55,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ab860e0/82a862f8e2504831b6cb6ff5f50e362c [2019-11-25 22:27:55,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:55,537 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:55,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:55,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:55,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:55,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:55" (1/1) ... [2019-11-25 22:27:55,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:55, skipping insertion in model container [2019-11-25 22:27:55,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:55" (1/1) ... [2019-11-25 22:27:55,578 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:55,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:59,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:59,115 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:00,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:00,715 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:00,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00 WrapperNode [2019-11-25 22:28:00,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:00,719 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:00,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:00,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:00,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:00,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:01,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:01,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:01,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:01,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:01,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:01,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:01,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:01,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:01,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:01,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:01,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:01,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:01,697 INFO L168 Benchmark]: Toolchain (without parser) took 6152.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.5 MB in the end (delta: 193.0 MB). Peak memory consumption was 193.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:01,698 INFO L168 Benchmark]: CDTParser took 0.35 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 22:28:01,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5179.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.5 MB in the end (delta: 130.0 MB). Peak memory consumption was 130.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:01,704 INFO L168 Benchmark]: Boogie Procedure Inliner took 545.60 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 780.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:01,709 INFO L168 Benchmark]: Boogie Preprocessor took 422.57 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 751.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:01,718 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5179.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.5 MB in the end (delta: 130.0 MB). Peak memory consumption was 130.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 545.60 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 780.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 422.57 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 751.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 22:28:05,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:05,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:05,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:05,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:05,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:05,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:05,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:05,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:05,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:05,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:05,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:05,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:05,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:05,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:05,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:05,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:05,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:05,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:05,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:05,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:05,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:05,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:05,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:05,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:05,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:05,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:05,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:05,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:05,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:05,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:05,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:05,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:05,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:05,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:05,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:05,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:05,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:05,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:05,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:05,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:05,959 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:28:06,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:06,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:06,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:06,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:06,012 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:06,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:06,013 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:06,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:06,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:06,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:06,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:06,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:06,018 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:28:06,018 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:28:06,019 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:06,021 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:06,021 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:06,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:06,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:06,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:06,022 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:06,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:06,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:06,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:06,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:06,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:06,026 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:28:06,027 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:28:06,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:06,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:28:06,030 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 -> 4dee049380982aab3cf6b5f02bee2499cfb6bc25 [2019-11-25 22:28:06,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:06,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:06,650 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:06,655 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:06,656 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:06,661 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2019-11-25 22:28:06,819 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/586d060c9/8154c86a82d04e08931dcd78c5974b9d/FLAG720841fc7 [2019-11-25 22:28:08,606 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:08,612 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2019-11-25 22:28:08,699 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/586d060c9/8154c86a82d04e08931dcd78c5974b9d/FLAG720841fc7 [2019-11-25 22:28:08,735 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/586d060c9/8154c86a82d04e08931dcd78c5974b9d [2019-11-25 22:28:08,745 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:08,753 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:08,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:08,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:08,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:08,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:08" (1/1) ... [2019-11-25 22:28:08,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71eff41a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:08, skipping insertion in model container [2019-11-25 22:28:08,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:08" (1/1) ... [2019-11-25 22:28:08,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:09,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:12,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:12,652 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:14,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:14,092 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:14,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:14 WrapperNode [2019-11-25 22:28:14,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:14,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:14,096 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:14,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:14,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:14" (1/1) ... [2019-11-25 22:28:14,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:14" (1/1) ... [2019-11-25 22:28:14,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:14,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:14,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:14,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:14,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:14" (1/1) ... [2019-11-25 22:28:14,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:14" (1/1) ... [2019-11-25 22:28:14,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:14" (1/1) ... [2019-11-25 22:28:14,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:14" (1/1) ... [2019-11-25 22:28:15,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:14" (1/1) ... [2019-11-25 22:28:15,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:14" (1/1) ... [2019-11-25 22:28:15,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:14" (1/1) ... [2019-11-25 22:28:15,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:15,364 INFO L168 Benchmark]: Toolchain (without parser) took 6610.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 738.8 MB in the end (delta: 211.5 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:15,365 INFO L168 Benchmark]: CDTParser took 0.46 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 22:28:15,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5338.51 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 809.0 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:15,371 INFO L168 Benchmark]: Boogie Procedure Inliner took 648.82 ms. Allocated memory is still 1.0 GB. Free memory was 809.0 MB in the beginning and 768.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:15,376 INFO L168 Benchmark]: Boogie Preprocessor took 610.59 ms. Allocated memory is still 1.0 GB. Free memory was 768.9 MB in the beginning and 738.8 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:15,381 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5338.51 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 809.0 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 648.82 ms. Allocated memory is still 1.0 GB. Free memory was 809.0 MB in the beginning and 768.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 610.59 ms. Allocated memory is still 1.0 GB. Free memory was 768.9 MB in the beginning and 738.8 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...