./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem19_label50.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 39d890781bdfc27fdfd710e2d1a9044a6b25f4cd ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label50.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 39d890781bdfc27fdfd710e2d1a9044a6b25f4cd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:58:32,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:32,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:32,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:32,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:32,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:32,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:32,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:32,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:32,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:32,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:32,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:32,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:32,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:32,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:32,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:32,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:32,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:32,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:32,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:32,728 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:32,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:32,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:32,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:32,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:32,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:32,755 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:32,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:32,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:32,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:32,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:32,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:32,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:32,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:32,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:32,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:32,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:32,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:32,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:32,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:32,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:32,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:58:32,832 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:32,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:32,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:32,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:32,842 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:32,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:32,842 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:32,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:58:32,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:32,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:32,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:32,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:32,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:32,849 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:32,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:32,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:32,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:32,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:32,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:32,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:32,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:32,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:32,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:32,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:32,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:32,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:32,858 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:58:32,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:58:32,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:32,861 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 -> 39d890781bdfc27fdfd710e2d1a9044a6b25f4cd [2019-11-24 20:58:33,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:33,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:33,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:33,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:33,472 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:33,473 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label50.c [2019-11-24 20:58:33,646 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d75b8731b/4c5c7b624335453390fe6227ae72ea76/FLAG814ffb00e [2019-11-24 20:58:35,617 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:35,620 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label50.c [2019-11-24 20:58:35,709 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d75b8731b/4c5c7b624335453390fe6227ae72ea76/FLAG814ffb00e [2019-11-24 20:58:35,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d75b8731b/4c5c7b624335453390fe6227ae72ea76 [2019-11-24 20:58:35,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:35,757 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:35,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:35,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:35,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:35,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:35" (1/1) ... [2019-11-24 20:58:35,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:35, skipping insertion in model container [2019-11-24 20:58:35,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:35" (1/1) ... [2019-11-24 20:58:35,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:36,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:40,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:40,769 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:43,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:43,326 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:43,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:43 WrapperNode [2019-11-24 20:58:43,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:43,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:43,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:43,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:43,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:43" (1/1) ... [2019-11-24 20:58:43,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:43" (1/1) ... [2019-11-24 20:58:44,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:44,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:44,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:44,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:44,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:43" (1/1) ... [2019-11-24 20:58:44,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:43" (1/1) ... [2019-11-24 20:58:45,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:43" (1/1) ... [2019-11-24 20:58:45,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:43" (1/1) ... [2019-11-24 20:58:46,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:43" (1/1) ... [2019-11-24 20:58:46,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:43" (1/1) ... [2019-11-24 20:58:47,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:43" (1/1) ... [2019-11-24 20:58:47,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:47,731 INFO L168 Benchmark]: Toolchain (without parser) took 11965.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 774.9 MB in the end (delta: 158.1 MB). Peak memory consumption was 386.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:47,732 INFO L168 Benchmark]: CDTParser took 2.10 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. [2019-11-24 20:58:47,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7569.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 870.7 MB in the end (delta: 62.3 MB). Peak memory consumption was 271.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:47,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 1558.37 ms. Allocated memory is still 1.0 GB. Free memory was 870.7 MB in the beginning and 706.2 MB in the end (delta: 164.6 MB). Peak memory consumption was 164.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:47,741 INFO L168 Benchmark]: Boogie Preprocessor took 2829.46 ms. Allocated memory is still 1.0 GB. Free memory was 706.2 MB in the beginning and 774.9 MB in the end (delta: -68.7 MB). Peak memory consumption was 159.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:47,752 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10 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 7569.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 870.7 MB in the end (delta: 62.3 MB). Peak memory consumption was 271.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1558.37 ms. Allocated memory is still 1.0 GB. Free memory was 870.7 MB in the beginning and 706.2 MB in the end (delta: 164.6 MB). Peak memory consumption was 164.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2829.46 ms. Allocated memory is still 1.0 GB. Free memory was 706.2 MB in the beginning and 774.9 MB in the end (delta: -68.7 MB). Peak memory consumption was 159.8 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 0.1.24-32f2683 [2019-11-24 20:58:51,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:51,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:51,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:51,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:51,947 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:51,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:51,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:51,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:51,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:51,985 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:51,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:51,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:51,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:52,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:52,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:52,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:52,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:52,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:52,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:52,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:52,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:52,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:52,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:52,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:52,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:52,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:52,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:52,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:52,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:52,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:52,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:52,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:52,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:52,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:52,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:52,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:52,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:52,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:52,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:52,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:52,087 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:58:52,131 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:52,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:52,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:52,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:52,140 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:52,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:52,142 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:52,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:52,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:52,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:52,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:52,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:52,150 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:52,151 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:58:52,154 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:58:52,154 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:52,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:52,155 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:52,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:52,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:52,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:52,159 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:52,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:52,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:52,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:52,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:52,162 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:52,162 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:58:52,164 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:58:52,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:52,166 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:58:52,169 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 -> 39d890781bdfc27fdfd710e2d1a9044a6b25f4cd [2019-11-24 20:58:52,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:52,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:52,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:52,925 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:52,926 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:52,929 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label50.c [2019-11-24 20:58:53,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad07ea2a2/0f6a679baa7c4ca28b13d03069812e7c/FLAG3b5923bfc [2019-11-24 20:58:55,235 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:55,240 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label50.c [2019-11-24 20:58:55,385 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad07ea2a2/0f6a679baa7c4ca28b13d03069812e7c/FLAG3b5923bfc [2019-11-24 20:58:55,428 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad07ea2a2/0f6a679baa7c4ca28b13d03069812e7c [2019-11-24 20:58:55,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:55,443 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:55,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:55,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:55,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:55,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:55" (1/1) ... [2019-11-24 20:58:55,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:55, skipping insertion in model container [2019-11-24 20:58:55,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:55" (1/1) ... [2019-11-24 20:58:55,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:55,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:59:01,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:59:01,362 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:59:04,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:59:04,226 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:59:04,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:04 WrapperNode [2019-11-24 20:59:04,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:59:04,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:59:04,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:59:04,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:59:04,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:04" (1/1) ... [2019-11-24 20:59:04,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:04" (1/1) ... [2019-11-24 20:59:05,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:59:05,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:59:05,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:59:05,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:59:05,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:04" (1/1) ... [2019-11-24 20:59:05,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:04" (1/1) ... [2019-11-24 20:59:05,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:04" (1/1) ... [2019-11-24 20:59:05,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:04" (1/1) ... [2019-11-24 20:59:06,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:04" (1/1) ... [2019-11-24 20:59:06,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:04" (1/1) ... [2019-11-24 20:59:06,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:04" (1/1) ... [2019-11-24 20:59:06,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:59:06,577 INFO L168 Benchmark]: Toolchain (without parser) took 11130.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 860.0 MB in the end (delta: 78.8 MB). Peak memory consumption was 316.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:59:06,579 INFO L168 Benchmark]: CDTParser took 0.50 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. [2019-11-24 20:59:06,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8782.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 758.6 MB in the end (delta: 180.2 MB). Peak memory consumption was 258.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:59:06,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 862.36 ms. Allocated memory is still 1.0 GB. Free memory was 758.6 MB in the beginning and 689.1 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:59:06,588 INFO L168 Benchmark]: Boogie Preprocessor took 1476.78 ms. Allocated memory is still 1.0 GB. Free memory was 689.1 MB in the beginning and 860.0 MB in the end (delta: -170.9 MB). Peak memory consumption was 66.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:59:06,597 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 8782.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 758.6 MB in the end (delta: 180.2 MB). Peak memory consumption was 258.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 862.36 ms. Allocated memory is still 1.0 GB. Free memory was 758.6 MB in the beginning and 689.1 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1476.78 ms. Allocated memory is still 1.0 GB. Free memory was 689.1 MB in the beginning and 860.0 MB in the end (delta: -170.9 MB). Peak memory consumption was 66.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...