./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label16.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/Problem11_label16.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 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem11_label16.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 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:32:51,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:32:51,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:32:51,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:32:51,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:32:51,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:32:51,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:32:51,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:32:51,573 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:32:51,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:32:51,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:32:51,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:32:51,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:32:51,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:32:51,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:32:51,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:32:51,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:32:51,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:32:51,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:32:51,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:32:51,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:32:51,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:32:51,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:32:51,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:32:51,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:32:51,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:32:51,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:32:51,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:32:51,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:32:51,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:32:51,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:32:51,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:32:51,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:32:51,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:32:51,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:32:51,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:32:51,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:32:51,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:32:51,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:32:51,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:32:51,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:32:51,682 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:32:51,721 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:32:51,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:32:51,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:32:51,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:32:51,729 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:32:51,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:32:51,732 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:32:51,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:32:51,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:32:51,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:32:51,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:32:51,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:32:51,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:32:51,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:32:51,737 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:32:51,737 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:32:51,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:32:51,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:32:51,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:32:51,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:32:51,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:32:51,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:32:51,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:32:51,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:32:51,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:32:51,743 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:32:51,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:32:51,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:32:51,744 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 -> 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 [2019-11-27 09:32:52,301 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:32:52,332 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:32:52,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:32:52,346 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:32:52,346 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:32:52,350 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label16.c [2019-11-27 09:32:52,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9f40334f/d7095f001ff5488e8502a45d61b5e79e/FLAG8a3dc5ecc [2019-11-27 09:32:53,743 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:32:53,746 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label16.c [2019-11-27 09:32:53,780 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9f40334f/d7095f001ff5488e8502a45d61b5e79e/FLAG8a3dc5ecc [2019-11-27 09:32:54,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9f40334f/d7095f001ff5488e8502a45d61b5e79e [2019-11-27 09:32:54,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:32:54,159 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:32:54,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:54,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:32:54,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:32:54,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:54" (1/1) ... [2019-11-27 09:32:54,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:54, skipping insertion in model container [2019-11-27 09:32:54,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:54" (1/1) ... [2019-11-27 09:32:54,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:32:54,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:32:55,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:55,860 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:32:56,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:56,329 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:32:56,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:56 WrapperNode [2019-11-27 09:32:56,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:56,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:56,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:32:56,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:32:56,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:56" (1/1) ... [2019-11-27 09:32:56,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:56" (1/1) ... [2019-11-27 09:32:56,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:56,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:32:56,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:32:56,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:32:56,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:56" (1/1) ... [2019-11-27 09:32:56,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:56" (1/1) ... [2019-11-27 09:32:56,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:56" (1/1) ... [2019-11-27 09:32:56,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:56" (1/1) ... [2019-11-27 09:32:56,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:56" (1/1) ... [2019-11-27 09:32:56,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:56" (1/1) ... [2019-11-27 09:32:56,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:56" (1/1) ... [2019-11-27 09:32:56,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:32:56,974 INFO L168 Benchmark]: Toolchain (without parser) took 2807.57 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 941.4 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:56,975 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 09:32:56,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2169.29 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 970.0 MB in the end (delta: -14.1 MB). Peak memory consumption was 41.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:56,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 356.17 ms. Allocated memory is still 1.0 GB. Free memory was 970.0 MB in the beginning and 952.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:56,985 INFO L168 Benchmark]: Boogie Preprocessor took 273.15 ms. Allocated memory is still 1.0 GB. Free memory was 952.8 MB in the beginning and 941.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:56,997 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 2169.29 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 970.0 MB in the end (delta: -14.1 MB). Peak memory consumption was 41.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 356.17 ms. Allocated memory is still 1.0 GB. Free memory was 970.0 MB in the beginning and 952.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 273.15 ms. Allocated memory is still 1.0 GB. Free memory was 952.8 MB in the beginning and 941.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:01,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:01,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:01,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:01,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:01,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:01,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:01,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:01,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:01,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:01,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:01,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:01,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:01,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:01,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:01,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:01,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:01,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:01,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:01,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:01,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:01,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:01,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:01,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:01,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:01,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:01,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:01,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:01,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:01,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:01,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:01,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:01,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:01,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:01,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:01,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:01,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:01,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:01,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:01,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:01,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:01,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:01,378 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:01,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:01,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:01,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:01,388 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:01,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:01,391 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:01,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:01,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:01,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:01,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:01,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:01,394 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:01,396 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:01,396 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:01,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:01,397 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:01,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:01,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:01,399 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:01,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:01,401 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:01,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:01,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:01,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:01,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:01,405 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:01,406 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:01,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:01,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:01,408 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 -> 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 [2019-11-27 09:33:01,987 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:02,014 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:02,020 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:02,028 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:02,029 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:02,032 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label16.c [2019-11-27 09:33:02,190 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cc2aadc6/492974a14b1f4f779a8c5368344326d3/FLAG403e4f03d [2019-11-27 09:33:03,408 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:03,411 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label16.c [2019-11-27 09:33:03,444 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cc2aadc6/492974a14b1f4f779a8c5368344326d3/FLAG403e4f03d [2019-11-27 09:33:03,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cc2aadc6/492974a14b1f4f779a8c5368344326d3 [2019-11-27 09:33:03,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:03,843 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:03,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:03,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:03,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:03,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:03" (1/1) ... [2019-11-27 09:33:03,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:03, skipping insertion in model container [2019-11-27 09:33:03,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:03" (1/1) ... [2019-11-27 09:33:03,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:04,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:05,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:05,613 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:06,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:06,225 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:06,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:06 WrapperNode [2019-11-27 09:33:06,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:06,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:06,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:06,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:06,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:06" (1/1) ... [2019-11-27 09:33:06,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:06" (1/1) ... [2019-11-27 09:33:06,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:06,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:06,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:06,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:06,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:06" (1/1) ... [2019-11-27 09:33:06,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:06" (1/1) ... [2019-11-27 09:33:06,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:06" (1/1) ... [2019-11-27 09:33:06,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:06" (1/1) ... [2019-11-27 09:33:06,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:06" (1/1) ... [2019-11-27 09:33:06,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:06" (1/1) ... [2019-11-27 09:33:06,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:06" (1/1) ... [2019-11-27 09:33:06,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:06,694 INFO L168 Benchmark]: Toolchain (without parser) took 2848.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 926.7 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:06,695 INFO L168 Benchmark]: CDTParser took 0.39 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 09:33:06,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2380.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.9 MB in the end (delta: 17.8 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:06,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 246.85 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 938.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:06,705 INFO L168 Benchmark]: Boogie Preprocessor took 209.97 ms. Allocated memory is still 1.0 GB. Free memory was 938.2 MB in the beginning and 926.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:06,718 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2380.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.9 MB in the end (delta: 17.8 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 246.85 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 938.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 209.97 ms. Allocated memory is still 1.0 GB. Free memory was 938.2 MB in the beginning and 926.7 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...