./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label58.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_label58.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 2ce728ef13404e1df4b7e4252cfc93d0d713f6d5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label58.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 2ce728ef13404e1df4b7e4252cfc93d0d713f6d5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:00:41,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:41,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:41,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:41,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:41,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:41,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:41,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:41,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:41,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:41,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:41,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:41,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:41,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:41,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:41,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:41,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:41,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:41,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:41,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:41,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:41,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:41,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:41,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:41,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:41,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:41,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:41,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:41,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:41,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:41,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:41,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:41,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:41,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:41,993 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:41,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:41,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:41,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:41,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:42,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:42,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:42,008 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:42,051 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:42,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:42,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:42,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:42,060 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:42,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:42,061 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:42,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:42,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:42,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:42,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:42,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:42,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:42,067 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:42,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:42,068 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:42,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:42,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:42,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:42,071 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:42,071 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:42,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:42,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:42,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:42,072 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:42,073 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:42,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:42,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:42,074 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 -> 2ce728ef13404e1df4b7e4252cfc93d0d713f6d5 [2019-11-27 16:00:42,653 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:42,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:42,693 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:42,698 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:42,699 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:42,700 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label58.c [2019-11-27 16:00:42,861 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51dab9f63/73e906a400c442e8b6e1cb31047d4c9f/FLAG93cdd90b1 [2019-11-27 16:00:44,440 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:44,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label58.c [2019-11-27 16:00:44,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51dab9f63/73e906a400c442e8b6e1cb31047d4c9f/FLAG93cdd90b1 [2019-11-27 16:00:44,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51dab9f63/73e906a400c442e8b6e1cb31047d4c9f [2019-11-27 16:00:44,561 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:44,567 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:44,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:44,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:44,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:44,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:44" (1/1) ... [2019-11-27 16:00:44,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:44, skipping insertion in model container [2019-11-27 16:00:44,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:44" (1/1) ... [2019-11-27 16:00:44,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:44,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:47,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:47,445 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:48,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:48,570 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:48,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48 WrapperNode [2019-11-27 16:00:48,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:48,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:48,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:48,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:48,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:48,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:49,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:49,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:49,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:49,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:49,719 INFO L168 Benchmark]: Toolchain (without parser) took 5146.94 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 804.7 MB in the end (delta: 151.2 MB). Peak memory consumption was 151.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:49,722 INFO L168 Benchmark]: CDTParser took 1.42 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 16:00:49,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4009.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.6 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:49,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 624.45 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.7 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:49,734 INFO L168 Benchmark]: Boogie Preprocessor took 504.55 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:49,746 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 4009.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.6 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 624.45 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.7 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 504.55 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:00:53,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:53,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:53,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:53,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:53,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:53,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:53,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:53,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:53,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:53,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:53,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:53,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:53,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:53,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:53,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:53,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:53,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:53,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:53,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:53,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:53,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:53,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:53,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:53,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:53,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:53,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:53,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:53,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:53,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:53,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:53,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:53,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:53,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:53,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:53,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:53,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:53,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:53,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:53,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:53,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:53,966 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:54,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:54,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:54,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:54,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:54,016 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:54,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:54,017 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:54,017 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:54,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:54,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:54,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:54,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:54,020 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:54,021 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:54,022 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:54,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:54,022 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:54,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:54,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:54,025 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:54,026 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:54,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:54,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:54,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:54,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:54,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:54,028 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:54,030 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:54,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:54,030 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:54,032 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 -> 2ce728ef13404e1df4b7e4252cfc93d0d713f6d5 [2019-11-27 16:00:54,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:54,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:54,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:54,667 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:54,670 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:54,672 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label58.c [2019-11-27 16:00:54,826 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb642af0f/1a63c107735644609396a7185d9d4432/FLAG9cc1eec7a [2019-11-27 16:00:56,547 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:56,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label58.c [2019-11-27 16:00:56,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb642af0f/1a63c107735644609396a7185d9d4432/FLAG9cc1eec7a [2019-11-27 16:00:56,702 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb642af0f/1a63c107735644609396a7185d9d4432 [2019-11-27 16:00:56,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:56,713 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:56,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:56,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:56,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:56,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:56" (1/1) ... [2019-11-27 16:00:56,746 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 27.11 04:00:56, skipping insertion in model container [2019-11-27 16:00:56,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:56" (1/1) ... [2019-11-27 16:00:56,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:57,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:59,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:59,646 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:00,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:00,959 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:00,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:00 WrapperNode [2019-11-27 16:01:00,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:00,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:00,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:00,966 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:00,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:00" (1/1) ... [2019-11-27 16:01:01,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:00" (1/1) ... [2019-11-27 16:01:01,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:01,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:01,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:01,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:01,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:00" (1/1) ... [2019-11-27 16:01:01,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:00" (1/1) ... [2019-11-27 16:01:01,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:00" (1/1) ... [2019-11-27 16:01:01,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:00" (1/1) ... [2019-11-27 16:01:01,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:00" (1/1) ... [2019-11-27 16:01:01,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:00" (1/1) ... [2019-11-27 16:01:01,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:00" (1/1) ... [2019-11-27 16:01:01,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:01,776 INFO L168 Benchmark]: Toolchain (without parser) took 5055.56 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 799.3 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:01,777 INFO L168 Benchmark]: CDTParser took 0.43 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 16:01:01,780 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4243.03 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 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:01,781 INFO L168 Benchmark]: Boogie Procedure Inliner took 406.11 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:01,787 INFO L168 Benchmark]: Boogie Preprocessor took 395.94 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:01,797 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 4243.03 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 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 406.11 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 395.94 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 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...