./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem11_label42.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 af5c258c27efbb33fc8da068876567abbdfd5c56 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem11_label42.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 af5c258c27efbb33fc8da068876567abbdfd5c56 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:56,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:56,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:56,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:56,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:56,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:56,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:56,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:56,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:56,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:56,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:56,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:56,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:56,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:56,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:56,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:56,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:56,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:56,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:56,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:56,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:56,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:56,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:56,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:56,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:56,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:56,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:56,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:56,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:56,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:56,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:56,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:56,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:56,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:56,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:56,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:56,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:56,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:56,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:56,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:56,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:56,850 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:56,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:56,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:56,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:56,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:56,882 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:56,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:56,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:56,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:56,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:56,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:56,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:56,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:56,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:56,886 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:56,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:56,887 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:56,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:56,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:56,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:56,891 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:56,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:56,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:56,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:56,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:56,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:56,892 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:56,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:56,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:56,892 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 -> af5c258c27efbb33fc8da068876567abbdfd5c56 [2019-11-26 16:45:57,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:57,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:57,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:57,384 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:57,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:57,390 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label42.c [2019-11-26 16:45:57,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c44f4e8a/de5281c7d81943ca9f5b27ad777ee13f/FLAG96518a36b [2019-11-26 16:45:58,370 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:58,372 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label42.c [2019-11-26 16:45:58,395 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c44f4e8a/de5281c7d81943ca9f5b27ad777ee13f/FLAG96518a36b [2019-11-26 16:45:58,519 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c44f4e8a/de5281c7d81943ca9f5b27ad777ee13f [2019-11-26 16:45:58,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:58,531 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:58,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:58,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:58,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:58,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:58" (1/1) ... [2019-11-26 16:45:58,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaeced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:58, skipping insertion in model container [2019-11-26 16:45:58,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:58" (1/1) ... [2019-11-26 16:45:58,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:58,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:59,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:59,569 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:59,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:59,842 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:59,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:59 WrapperNode [2019-11-26 16:45:59,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:59,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:59,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:59,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:59,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:59" (1/1) ... [2019-11-26 16:45:59,903 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:59" (1/1) ... [2019-11-26 16:46:00,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:00,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:00,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:00,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:00,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:59" (1/1) ... [2019-11-26 16:46:00,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:59" (1/1) ... [2019-11-26 16:46:00,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:59" (1/1) ... [2019-11-26 16:46:00,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:59" (1/1) ... [2019-11-26 16:46:00,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:59" (1/1) ... [2019-11-26 16:46:00,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:59" (1/1) ... [2019-11-26 16:46:00,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:59" (1/1) ... [2019-11-26 16:46:00,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:00,233 INFO L168 Benchmark]: Toolchain (without parser) took 1700.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 916.2 MB in the end (delta: 39.7 MB). Peak memory consumption was 39.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:00,234 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-26 16:46:00,238 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1312.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.9 MB in the end (delta: 11.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:00,239 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.22 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 927.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:00,240 INFO L168 Benchmark]: Boogie Preprocessor took 189.71 ms. Allocated memory is still 1.0 GB. Free memory was 927.7 MB in the beginning and 916.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:00,249 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1312.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.9 MB in the end (delta: 11.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 192.22 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 927.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.71 ms. Allocated memory is still 1.0 GB. Free memory was 927.7 MB in the beginning and 916.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-025d5a2 [2019-11-26 16:46:02,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:02,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:02,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:02,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:02,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:02,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:02,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:02,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:02,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:02,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:02,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:02,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:02,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:02,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:02,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:02,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:02,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:02,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:03,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:03,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:03,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:03,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:03,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:03,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:03,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:03,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:03,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:03,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:03,027 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:03,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:03,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:03,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:03,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:03,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:03,034 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:03,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:03,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:03,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:03,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:03,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:03,042 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:03,073 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:03,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:03,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:03,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:03,081 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:03,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:03,083 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:03,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:03,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:03,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:03,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:03,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:03,088 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:03,088 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:03,089 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:03,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:03,089 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:03,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:03,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:03,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:03,093 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:03,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:03,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:03,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:03,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:03,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:03,095 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:03,095 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:03,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:03,095 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:03,096 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 -> af5c258c27efbb33fc8da068876567abbdfd5c56 [2019-11-26 16:46:03,496 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:03,512 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:03,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:03,521 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:03,522 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:03,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label42.c [2019-11-26 16:46:03,625 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05ff0d85c/88caa4a12732430dae352f66cfbebcf7/FLAGca215abb1 [2019-11-26 16:46:04,537 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:04,539 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label42.c [2019-11-26 16:46:04,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05ff0d85c/88caa4a12732430dae352f66cfbebcf7/FLAGca215abb1 [2019-11-26 16:46:04,666 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05ff0d85c/88caa4a12732430dae352f66cfbebcf7 [2019-11-26 16:46:04,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:04,678 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:04,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:04,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:04,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:04,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04, skipping insertion in model container [2019-11-26 16:46:04,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:04,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:05,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:05,847 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:06,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:06,138 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:06,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06 WrapperNode [2019-11-26 16:46:06,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:06,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:06,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:06,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:06,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:06,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:06,309 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:06,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:06,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:06,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:06,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:06,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:06,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:06,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:06,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:06,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:06,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:06,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:06,463 INFO L168 Benchmark]: Toolchain (without parser) took 1783.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 916.2 MB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:06,464 INFO L168 Benchmark]: CDTParser took 0.78 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. [2019-11-26 16:46:06,465 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1461.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 933.4 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:06,466 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.20 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 921.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:06,470 INFO L168 Benchmark]: Boogie Preprocessor took 147.37 ms. Allocated memory is still 1.0 GB. Free memory was 921.9 MB in the beginning and 916.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:06,477 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 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 1461.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 933.4 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 165.20 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 921.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.37 ms. Allocated memory is still 1.0 GB. Free memory was 921.9 MB in the beginning and 916.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...