./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem18_label11.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 76afc8f4f6ff9ea95b078be6aa752302344bc598 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label11.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 76afc8f4f6ff9ea95b078be6aa752302344bc598 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:03,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:03,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:03,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:03,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:03,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:03,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:03,544 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:03,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:03,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:03,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:03,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:03,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:03,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:03,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:03,576 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:03,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:03,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:03,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:03,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:03,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:03,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:03,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:03,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:03,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:03,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:03,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:03,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:03,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:03,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:03,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:03,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:03,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:03,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:03,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:03,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:03,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:03,655 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:03,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:03,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:03,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:03,662 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:03,704 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:03,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:03,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:03,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:03,713 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:03,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:03,713 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:03,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:03,716 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:03,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:03,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:03,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:03,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:03,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:03,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:03,721 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:03,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:03,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:03,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:03,722 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:03,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:03,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:03,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:03,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:03,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:03,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:03,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:03,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:03,728 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 -> 76afc8f4f6ff9ea95b078be6aa752302344bc598 [2019-11-27 16:00:04,283 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:04,317 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:04,324 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:04,329 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:04,331 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:04,332 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label11.c [2019-11-27 16:00:04,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/350155367/22e3b5bbc6ab4f76b2fa5b958321923f/FLAG0ebf374b2 [2019-11-27 16:00:06,110 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:06,112 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label11.c [2019-11-27 16:00:06,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/350155367/22e3b5bbc6ab4f76b2fa5b958321923f/FLAG0ebf374b2 [2019-11-27 16:00:06,239 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/350155367/22e3b5bbc6ab4f76b2fa5b958321923f [2019-11-27 16:00:06,249 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:06,254 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:06,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:06,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:06,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:06,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:06" (1/1) ... [2019-11-27 16:00:06,279 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 27.11 04:00:06, skipping insertion in model container [2019-11-27 16:00:06,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:06" (1/1) ... [2019-11-27 16:00:06,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:06,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:08,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:08,802 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:09,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:09,752 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:09,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:09 WrapperNode [2019-11-27 16:00:09,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:09,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:09,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:09,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:09,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:09" (1/1) ... [2019-11-27 16:00:09,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:09" (1/1) ... [2019-11-27 16:00:10,324 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:10,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:10,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:10,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:10,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:09" (1/1) ... [2019-11-27 16:00:10,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:09" (1/1) ... [2019-11-27 16:00:10,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:09" (1/1) ... [2019-11-27 16:00:10,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:09" (1/1) ... [2019-11-27 16:00:10,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:09" (1/1) ... [2019-11-27 16:00:10,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:09" (1/1) ... [2019-11-27 16:00:10,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:09" (1/1) ... [2019-11-27 16:00:10,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:10,883 INFO L168 Benchmark]: Toolchain (without parser) took 4624.68 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 803.8 MB in the end (delta: 146.4 MB). Peak memory consumption was 146.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:10,884 INFO L168 Benchmark]: CDTParser took 3.56 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 16:00:10,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3499.99 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 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:10,889 INFO L168 Benchmark]: Boogie Procedure Inliner took 568.91 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 833.0 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:10,893 INFO L168 Benchmark]: Boogie Preprocessor took 545.06 ms. Allocated memory is still 1.0 GB. Free memory was 833.0 MB in the beginning and 803.8 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:10,904 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.56 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 3499.99 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 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 568.91 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 833.0 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 545.06 ms. Allocated memory is still 1.0 GB. Free memory was 833.0 MB in the beginning and 803.8 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 0.1.24-509859d [2019-11-27 16:00:14,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:14,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:14,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:14,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:14,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:14,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:14,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:14,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:14,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:14,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:14,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:14,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:14,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:14,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:14,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:14,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:14,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:14,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:14,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:14,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:14,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:14,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:14,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:14,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:14,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:14,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:14,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:14,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:14,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:14,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:14,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:14,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:14,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:14,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:14,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:14,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:14,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:14,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:14,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:14,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:14,948 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:15,007 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:15,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:15,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:15,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:15,009 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:15,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:15,010 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:15,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:15,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:15,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:15,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:15,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:15,012 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:15,012 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:15,013 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:15,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:15,016 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:15,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:15,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:15,017 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:15,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:15,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:15,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:15,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:15,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:15,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:15,022 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:15,023 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:15,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:15,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:15,026 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 -> 76afc8f4f6ff9ea95b078be6aa752302344bc598 [2019-11-27 16:00:15,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:15,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:15,604 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:15,611 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:15,611 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:15,613 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label11.c [2019-11-27 16:00:15,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d18d2bf6/9587ca0c826e4996a9da41c6996443e2/FLAG97a0fda85 [2019-11-27 16:00:17,285 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:17,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label11.c [2019-11-27 16:00:17,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d18d2bf6/9587ca0c826e4996a9da41c6996443e2/FLAG97a0fda85 [2019-11-27 16:00:17,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d18d2bf6/9587ca0c826e4996a9da41c6996443e2 [2019-11-27 16:00:17,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:17,456 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:17,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:17,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:17,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:17,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:17" (1/1) ... [2019-11-27 16:00:17,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6192955e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:17, skipping insertion in model container [2019-11-27 16:00:17,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:17" (1/1) ... [2019-11-27 16:00:17,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:17,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:20,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:20,244 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:21,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:21,337 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:21,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:21 WrapperNode [2019-11-27 16:00:21,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:21,343 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:21,343 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:21,343 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:21,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:21" (1/1) ... [2019-11-27 16:00:21,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:21" (1/1) ... [2019-11-27 16:00:21,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:21,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:21,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:21,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:21,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:21" (1/1) ... [2019-11-27 16:00:21,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:21" (1/1) ... [2019-11-27 16:00:21,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:21" (1/1) ... [2019-11-27 16:00:21,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:21" (1/1) ... [2019-11-27 16:00:22,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:21" (1/1) ... [2019-11-27 16:00:22,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:21" (1/1) ... [2019-11-27 16:00:22,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:21" (1/1) ... [2019-11-27 16:00:22,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:22,212 INFO L168 Benchmark]: Toolchain (without parser) took 4754.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 809.2 MB in the end (delta: 141.1 MB). Peak memory consumption was 141.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:22,215 INFO L168 Benchmark]: CDTParser took 2.85 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 16:00:22,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3881.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 855.0 MB in the end (delta: 95.2 MB). Peak memory consumption was 95.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:22,218 INFO L168 Benchmark]: Boogie Procedure Inliner took 432.54 ms. Allocated memory is still 1.0 GB. Free memory was 855.0 MB in the beginning and 826.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:22,223 INFO L168 Benchmark]: Boogie Preprocessor took 428.91 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 809.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:22,233 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.85 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 3881.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 855.0 MB in the end (delta: 95.2 MB). Peak memory consumption was 95.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 432.54 ms. Allocated memory is still 1.0 GB. Free memory was 855.0 MB in the beginning and 826.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 428.91 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 809.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...