./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label40.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 ff1c9a6c430c39da5b14cad9bf3eb91126a91c65 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label40.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 ff1c9a6c430c39da5b14cad9bf3eb91126a91c65 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:01,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:01,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:01,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:01,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:01,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:01,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:01,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:01,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:01,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:01,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:01,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:01,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:01,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:01,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:01,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:01,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:01,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:01,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:01,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:01,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:01,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:01,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:01,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:01,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:01,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:01,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:01,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:01,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:01,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:01,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:01,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:01,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:01,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:01,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:01,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:01,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:01,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:01,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:01,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:01,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:01,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:01,837 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:01,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:01,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:01,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:01,845 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:01,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:01,846 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:01,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:01,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:01,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:01,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:01,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:01,851 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:01,852 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:01,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:01,855 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:01,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:01,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:01,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:01,857 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:01,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:01,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:01,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:01,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:01,860 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:01,860 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:01,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:01,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:01,861 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 -> ff1c9a6c430c39da5b14cad9bf3eb91126a91c65 [2019-11-25 22:42:02,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:02,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:02,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:02,639 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:02,640 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:02,641 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2019-11-25 22:42:02,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b18bbdc1c/5260a72ba01e436187030320d77957e6/FLAGfebe6b7ac [2019-11-25 22:42:04,376 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:04,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2019-11-25 22:42:04,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b18bbdc1c/5260a72ba01e436187030320d77957e6/FLAGfebe6b7ac [2019-11-25 22:42:04,470 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b18bbdc1c/5260a72ba01e436187030320d77957e6 [2019-11-25 22:42:04,481 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:04,486 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:04,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:04,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:04,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:04,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:04" (1/1) ... [2019-11-25 22:42:04,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:04, skipping insertion in model container [2019-11-25 22:42:04,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:04" (1/1) ... [2019-11-25 22:42:04,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:04,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:06,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:06,348 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:07,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:07,312 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:07,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07 WrapperNode [2019-11-25 22:42:07,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:07,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:07,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:07,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:07,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:07,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:07,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:07,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:07,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:08,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:08,044 INFO L168 Benchmark]: Toolchain (without parser) took 3553.46 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 892.3 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,045 INFO L168 Benchmark]: CDTParser took 1.27 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:42:08,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2828.17 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 932.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 337.09 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,054 INFO L168 Benchmark]: Boogie Preprocessor took 378.08 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,065 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 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 2828.17 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 932.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 337.09 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 378.08 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:12,014 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:12,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:12,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:12,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:12,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:12,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:12,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:12,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:12,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:12,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:12,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:12,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:12,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:12,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:12,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:12,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:12,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:12,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:12,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:12,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:12,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:12,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:12,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:12,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:12,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:12,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:12,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:12,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:12,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:12,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:12,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:12,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:12,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:12,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:12,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:12,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:12,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:12,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:12,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:12,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:12,200 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:12,241 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:12,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:12,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:12,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:12,249 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:12,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:12,250 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:12,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:12,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:12,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:12,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:12,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:12,255 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:12,256 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:12,258 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:12,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:12,258 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:12,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:12,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:12,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:12,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:12,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:12,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:12,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:12,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:12,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:12,265 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:12,265 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:12,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:12,266 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:12,267 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 -> ff1c9a6c430c39da5b14cad9bf3eb91126a91c65 [2019-11-25 22:42:12,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:12,846 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:12,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:12,858 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:12,859 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:12,865 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2019-11-25 22:42:13,023 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96ab705fe/5c9afa2ae6f648e692c56f9952663de4/FLAGc4515c846 [2019-11-25 22:42:14,497 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:14,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2019-11-25 22:42:14,547 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96ab705fe/5c9afa2ae6f648e692c56f9952663de4/FLAGc4515c846 [2019-11-25 22:42:14,720 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96ab705fe/5c9afa2ae6f648e692c56f9952663de4 [2019-11-25 22:42:14,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:14,734 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:14,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:14,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:14,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:14,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:14" (1/1) ... [2019-11-25 22:42:14,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:14, skipping insertion in model container [2019-11-25 22:42:14,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:14" (1/1) ... [2019-11-25 22:42:14,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:14,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:16,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:16,818 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:17,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:17,434 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:17,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:17 WrapperNode [2019-11-25 22:42:17,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:17,439 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:17,442 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:17,442 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:17,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:17" (1/1) ... [2019-11-25 22:42:17,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:17" (1/1) ... [2019-11-25 22:42:17,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:17,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:17,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:17,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:17,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:17" (1/1) ... [2019-11-25 22:42:17,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:17" (1/1) ... [2019-11-25 22:42:17,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:17" (1/1) ... [2019-11-25 22:42:17,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:17" (1/1) ... [2019-11-25 22:42:17,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:17" (1/1) ... [2019-11-25 22:42:17,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:17" (1/1) ... [2019-11-25 22:42:17,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:17" (1/1) ... [2019-11-25 22:42:17,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:17,946 INFO L168 Benchmark]: Toolchain (without parser) took 3208.00 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 907.8 MB in the end (delta: 48.1 MB). Peak memory consumption was 48.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:17,948 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:42:17,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2700.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 925.0 MB in the end (delta: 30.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:17,953 INFO L168 Benchmark]: Boogie Procedure Inliner took 267.32 ms. Allocated memory is still 1.0 GB. Free memory was 925.0 MB in the beginning and 913.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:17,958 INFO L168 Benchmark]: Boogie Preprocessor took 232.37 ms. Allocated memory is still 1.0 GB. Free memory was 913.6 MB in the beginning and 907.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:17,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 2700.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 925.0 MB in the end (delta: 30.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 267.32 ms. Allocated memory is still 1.0 GB. Free memory was 925.0 MB in the beginning and 913.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 232.37 ms. Allocated memory is still 1.0 GB. Free memory was 913.6 MB in the beginning and 907.8 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...