./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label44.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/Problem16_label44.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 0696892b4822d23294fb952ad093062c7b25c9bb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label44.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 0696892b4822d23294fb952ad093062c7b25c9bb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:37:06,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:06,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:06,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:06,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:06,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:06,810 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:06,827 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:06,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:06,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:06,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:06,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:06,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:06,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:06,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:06,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:06,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:06,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:06,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:06,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:06,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:06,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:06,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:06,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:06,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:06,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:06,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:06,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:06,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:06,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:06,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:06,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:06,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:06,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:06,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:06,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:06,932 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:06,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:06,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:06,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:06,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:06,942 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:06,983 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:06,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:06,989 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:06,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:06,993 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:06,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:06,994 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:06,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:06,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:06,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:06,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:06,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:06,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:06,997 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:06,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:06,999 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:06,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:06,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:07,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:07,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:07,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:07,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:07,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:07,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:07,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:07,006 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:07,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:07,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:07,007 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 -> 0696892b4822d23294fb952ad093062c7b25c9bb [2019-11-27 09:37:07,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:07,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:07,650 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:07,652 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:07,655 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:07,656 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-27 09:37:07,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f056253d2/e1fbc762ef184d7fbfb433489cc76fd6/FLAG35f3f99fc [2019-11-27 09:37:09,293 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:09,298 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-27 09:37:09,349 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f056253d2/e1fbc762ef184d7fbfb433489cc76fd6/FLAG35f3f99fc [2019-11-27 09:37:09,390 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f056253d2/e1fbc762ef184d7fbfb433489cc76fd6 [2019-11-27 09:37:09,398 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:09,402 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:09,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:09,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:09,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:09,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:09" (1/1) ... [2019-11-27 09:37:09,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:09, skipping insertion in model container [2019-11-27 09:37:09,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:09" (1/1) ... [2019-11-27 09:37:09,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:09,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:11,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:11,397 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:11,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:11,979 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:11,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11 WrapperNode [2019-11-27 09:37:11,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:11,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:11,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:11,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:12,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:12,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:12,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:12,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:12,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:12,708 INFO L168 Benchmark]: Toolchain (without parser) took 3298.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 898.1 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:12,709 INFO L168 Benchmark]: CDTParser took 1.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:12,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2573.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 938.2 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:12,716 INFO L168 Benchmark]: Boogie Procedure Inliner took 349.79 ms. Allocated memory is still 1.0 GB. Free memory was 938.2 MB in the beginning and 915.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:12,718 INFO L168 Benchmark]: Boogie Preprocessor took 363.94 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 898.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:12,730 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2573.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 938.2 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 349.79 ms. Allocated memory is still 1.0 GB. Free memory was 938.2 MB in the beginning and 915.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 363.94 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 898.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:16,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:16,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:16,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:16,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:16,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:16,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:16,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:16,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:16,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:16,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:16,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:16,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:16,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:16,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:16,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:16,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:16,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:16,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:16,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:16,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:16,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:16,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:16,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:16,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:16,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:16,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:16,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:16,771 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:16,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:16,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:16,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:16,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:16,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:16,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:16,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:16,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:16,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:16,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:16,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:16,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:16,796 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:16,837 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:16,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:16,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:16,844 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:16,844 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:16,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:16,846 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:16,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:16,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:16,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:16,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:16,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:16,850 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:16,851 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:16,851 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:16,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:16,853 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:16,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:16,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:16,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:16,855 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:16,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:16,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:16,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:16,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:16,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:16,859 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:16,860 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:16,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:16,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:16,862 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 -> 0696892b4822d23294fb952ad093062c7b25c9bb [2019-11-27 09:37:17,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:17,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:17,462 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:17,464 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:17,465 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:17,468 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-27 09:37:17,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d64f3a386/9cb9d8537b504d8588af3a3b22371988/FLAGbedb63409 [2019-11-27 09:37:19,094 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:19,096 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-27 09:37:19,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d64f3a386/9cb9d8537b504d8588af3a3b22371988/FLAGbedb63409 [2019-11-27 09:37:19,183 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d64f3a386/9cb9d8537b504d8588af3a3b22371988 [2019-11-27 09:37:19,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:19,199 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:19,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:19,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:19,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:19,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:19" (1/1) ... [2019-11-27 09:37:19,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:19, skipping insertion in model container [2019-11-27 09:37:19,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:19" (1/1) ... [2019-11-27 09:37:19,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:19,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:21,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:21,305 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:21,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:21,905 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:21,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21 WrapperNode [2019-11-27 09:37:21,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:21,908 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:21,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:21,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:21,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:22,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:22,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:22,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:22,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:22,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:22,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:22,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:22,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:22,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:22,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:22,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:22,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:22,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:22,449 INFO L168 Benchmark]: Toolchain (without parser) took 3246.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:22,450 INFO L168 Benchmark]: CDTParser took 0.39 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 09:37:22,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2702.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:22,456 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.43 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:22,458 INFO L168 Benchmark]: Boogie Preprocessor took 258.41 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:22,469 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2702.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.43 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 258.41 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...