./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label01.c --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/eca-rers2012/Problem06_label01.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 bf032e6cf14669519442062281089f10ed6a022c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_label01.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 bf032e6cf14669519442062281089f10ed6a022c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:24:21,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:21,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:21,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:21,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:21,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:21,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:21,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:21,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:21,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:21,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:21,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:21,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:21,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:21,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:21,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:21,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:21,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:21,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:21,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:21,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:21,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:21,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:21,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:21,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:21,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:21,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:21,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:21,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:21,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:21,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:21,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:21,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:21,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:21,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:21,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:21,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:21,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:21,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:21,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:21,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:21,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:24:21,982 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:21,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:21,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:21,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:21,991 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:21,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:21,992 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:21,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:24:21,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:21,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:21,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:21,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:21,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:22,000 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:22,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:22,001 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:22,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:22,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:22,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:22,003 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:22,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:22,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:22,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:22,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:22,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:22,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:24:22,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:24:22,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:22,011 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 -> bf032e6cf14669519442062281089f10ed6a022c [2019-11-27 09:24:22,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:22,672 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:22,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:22,682 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:22,686 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:22,687 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label01.c [2019-11-27 09:24:22,843 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f69f17b87/47f16412c05b45899097b34c7f1905b7/FLAG0164921b4 [2019-11-27 09:24:24,814 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:24,817 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label01.c [2019-11-27 09:24:24,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f69f17b87/47f16412c05b45899097b34c7f1905b7/FLAG0164921b4 [2019-11-27 09:24:24,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f69f17b87/47f16412c05b45899097b34c7f1905b7 [2019-11-27 09:24:24,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:24,980 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:24,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:24,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:24,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:24,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:24" (1/1) ... [2019-11-27 09:24:25,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:24, skipping insertion in model container [2019-11-27 09:24:25,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:24" (1/1) ... [2019-11-27 09:24:25,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:25,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:30,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:30,266 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:32,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:32,978 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:32,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32 WrapperNode [2019-11-27 09:24:32,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:32,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:32,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:32,986 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:33,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:33,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:33,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:33,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:33,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,806 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:34,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:34,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:34,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:34,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:34,579 INFO L168 Benchmark]: Toolchain (without parser) took 9591.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 777.9 MB in the end (delta: 155.2 MB). Peak memory consumption was 155.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:34,583 INFO L168 Benchmark]: CDTParser took 0.64 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. [2019-11-27 09:24:34,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7999.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 912.0 MB in the end (delta: 21.1 MB). Peak memory consumption was 274.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:34,588 INFO L168 Benchmark]: Boogie Procedure Inliner took 694.74 ms. Allocated memory is still 1.0 GB. Free memory was 912.0 MB in the beginning and 836.8 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:34,593 INFO L168 Benchmark]: Boogie Preprocessor took 887.93 ms. Allocated memory is still 1.0 GB. Free memory was 836.8 MB in the beginning and 777.9 MB in the end (delta: 58.9 MB). Peak memory consumption was 58.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:34,603 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 7999.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 912.0 MB in the end (delta: 21.1 MB). Peak memory consumption was 274.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 694.74 ms. Allocated memory is still 1.0 GB. Free memory was 912.0 MB in the beginning and 836.8 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 887.93 ms. Allocated memory is still 1.0 GB. Free memory was 836.8 MB in the beginning and 777.9 MB in the end (delta: 58.9 MB). Peak memory consumption was 58.9 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 09:24:38,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:38,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:38,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:38,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:38,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:38,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:38,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:38,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:38,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:38,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:38,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:38,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:38,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:38,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:38,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:38,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:38,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:38,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:38,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:38,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:38,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:38,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:38,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:38,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:38,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:38,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:38,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:38,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:38,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:38,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:38,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:38,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:38,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:38,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:38,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:38,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:38,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:38,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:38,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:38,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:38,816 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:24:38,858 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:38,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:38,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:38,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:38,865 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:38,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:38,867 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:38,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:38,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:38,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:38,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:38,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:38,871 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:24:38,872 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:24:38,873 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:38,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:38,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:38,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:38,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:38,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:38,876 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:38,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:38,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:38,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:38,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:38,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:38,881 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:24:38,881 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:24:38,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:38,882 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:24:38,883 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 -> bf032e6cf14669519442062281089f10ed6a022c [2019-11-27 09:24:39,512 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:39,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:39,549 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:39,554 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:39,555 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:39,558 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label01.c [2019-11-27 09:24:39,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1902fbdc9/f074a32244d24617901fa4c3f364fb0c/FLAGc0cc1d9b0 [2019-11-27 09:24:41,731 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:41,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label01.c [2019-11-27 09:24:41,847 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1902fbdc9/f074a32244d24617901fa4c3f364fb0c/FLAGc0cc1d9b0 [2019-11-27 09:24:42,364 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1902fbdc9/f074a32244d24617901fa4c3f364fb0c [2019-11-27 09:24:42,371 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:42,373 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:42,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:42,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:42,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:42,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:42" (1/1) ... [2019-11-27 09:24:42,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:42, skipping insertion in model container [2019-11-27 09:24:42,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:42" (1/1) ... [2019-11-27 09:24:42,429 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:42,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:47,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:47,636 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:50,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:50,268 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:50,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:50 WrapperNode [2019-11-27 09:24:50,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:50,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:50,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:50,276 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:50,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:50" (1/1) ... [2019-11-27 09:24:50,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:50" (1/1) ... [2019-11-27 09:24:51,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:51,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:51,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:51,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:51,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:50" (1/1) ... [2019-11-27 09:24:51,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:50" (1/1) ... [2019-11-27 09:24:51,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:50" (1/1) ... [2019-11-27 09:24:51,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:50" (1/1) ... [2019-11-27 09:24:51,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:50" (1/1) ... [2019-11-27 09:24:51,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:50" (1/1) ... [2019-11-27 09:24:51,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:50" (1/1) ... [2019-11-27 09:24:52,077 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:52,085 INFO L168 Benchmark]: Toolchain (without parser) took 9707.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.4 MB in the beginning and 802.6 MB in the end (delta: 128.8 MB). Peak memory consumption was 128.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:52,087 INFO L168 Benchmark]: CDTParser took 0.40 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 09:24:52,091 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7885.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.4 MB in the beginning and 928.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 277.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:52,092 INFO L168 Benchmark]: Boogie Procedure Inliner took 825.90 ms. Allocated memory is still 1.0 GB. Free memory was 928.2 MB in the beginning and 855.4 MB in the end (delta: 72.8 MB). Peak memory consumption was 72.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:52,097 INFO L168 Benchmark]: Boogie Preprocessor took 977.40 ms. Allocated memory is still 1.0 GB. Free memory was 855.4 MB in the beginning and 802.6 MB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:52,107 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 7885.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.4 MB in the beginning and 928.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 277.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 825.90 ms. Allocated memory is still 1.0 GB. Free memory was 928.2 MB in the beginning and 855.4 MB in the end (delta: 72.8 MB). Peak memory consumption was 72.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 977.40 ms. Allocated memory is still 1.0 GB. Free memory was 855.4 MB in the beginning and 802.6 MB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...