./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label22.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 9bfbc49260a68c6c93d62f3da805e493d50a453b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label22.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 9bfbc49260a68c6c93d62f3da805e493d50a453b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:56,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:56,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:56,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:56,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:56,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:56,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:56,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:56,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:56,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:56,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:56,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:56,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:56,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:56,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:56,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:56,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:56,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:56,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:56,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:56,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:56,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:56,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:56,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:56,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:56,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:56,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:56,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:56,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:56,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:56,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:56,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:56,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:56,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:56,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:56,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:56,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:56,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:56,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:56,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:56,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:56,793 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:56,844 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:56,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:56,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:56,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:56,857 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:56,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:56,858 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:56,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:56,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:56,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:56,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:56,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:56,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:56,861 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:56,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:56,865 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:56,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:56,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:56,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:56,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:56,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:56,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:56,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:56,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:56,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:56,871 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:56,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:56,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:56,873 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 -> 9bfbc49260a68c6c93d62f3da805e493d50a453b [2019-11-26 16:51:57,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:57,456 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:57,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:57,468 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:57,468 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:57,470 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label22.c [2019-11-26 16:51:57,625 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7119b7492/dde1d45d78114395ae0db9517139b925/FLAG42729dff4 [2019-11-26 16:51:59,435 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:59,438 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label22.c [2019-11-26 16:51:59,552 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7119b7492/dde1d45d78114395ae0db9517139b925/FLAG42729dff4 [2019-11-26 16:51:59,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7119b7492/dde1d45d78114395ae0db9517139b925 [2019-11-26 16:51:59,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:59,812 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:59,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:59,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:59,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:59,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:51:59,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59, skipping insertion in model container [2019-11-26 16:51:59,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:51:59,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:00,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:04,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:04,754 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:07,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:07,565 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:07,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:07 WrapperNode [2019-11-26 16:52:07,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:07,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:07,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:07,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:07,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:07" (1/1) ... [2019-11-26 16:52:07,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:07" (1/1) ... [2019-11-26 16:52:08,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:08,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:08,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:08,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:09,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:07" (1/1) ... [2019-11-26 16:52:09,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:07" (1/1) ... [2019-11-26 16:52:09,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:07" (1/1) ... [2019-11-26 16:52:09,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:07" (1/1) ... [2019-11-26 16:52:09,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:07" (1/1) ... [2019-11-26 16:52:11,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:07" (1/1) ... [2019-11-26 16:52:11,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:07" (1/1) ... [2019-11-26 16:52:11,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:11,641 INFO L168 Benchmark]: Toolchain (without parser) took 11822.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 789.6 MB in the end (delta: 143.4 MB). Peak memory consumption was 400.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:11,648 INFO L168 Benchmark]: CDTParser took 2.64 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. [2019-11-26 16:52:11,653 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7750.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 900.2 MB in the end (delta: 32.9 MB). Peak memory consumption was 278.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:11,654 INFO L168 Benchmark]: Boogie Procedure Inliner took 1422.89 ms. Allocated memory is still 1.0 GB. Free memory was 900.2 MB in the beginning and 724.1 MB in the end (delta: 176.0 MB). Peak memory consumption was 176.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:11,661 INFO L168 Benchmark]: Boogie Preprocessor took 2635.29 ms. Allocated memory is still 1.0 GB. Free memory was 724.1 MB in the beginning and 789.6 MB in the end (delta: -65.5 MB). Peak memory consumption was 191.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:11,671 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.64 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 7750.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 900.2 MB in the end (delta: 32.9 MB). Peak memory consumption was 278.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1422.89 ms. Allocated memory is still 1.0 GB. Free memory was 900.2 MB in the beginning and 724.1 MB in the end (delta: 176.0 MB). Peak memory consumption was 176.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2635.29 ms. Allocated memory is still 1.0 GB. Free memory was 724.1 MB in the beginning and 789.6 MB in the end (delta: -65.5 MB). Peak memory consumption was 191.3 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 0.1.24-025d5a2 [2019-11-26 16:52:15,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:15,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:15,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:15,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:15,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:15,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:15,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:15,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:15,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:15,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:15,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:15,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:15,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:15,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:15,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:15,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:15,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:15,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:15,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:15,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:15,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:15,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:15,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:15,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:15,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:15,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:15,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:15,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:15,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:15,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:15,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:15,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:15,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:15,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:15,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:15,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:15,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:15,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:15,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:15,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:15,931 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:15,987 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:15,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:15,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:15,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:15,994 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:15,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:15,996 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:15,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:15,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:16,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:16,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:16,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:16,004 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:16,004 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:16,004 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:16,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:16,006 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:16,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:16,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:16,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:16,008 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:16,011 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:16,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:16,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:16,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:16,013 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:16,013 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:16,013 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:16,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:16,014 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:16,015 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 -> 9bfbc49260a68c6c93d62f3da805e493d50a453b [2019-11-26 16:52:16,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:16,568 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:16,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:16,581 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:16,581 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:16,583 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label22.c [2019-11-26 16:52:16,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5940f7cc4/174ebc3634ae4225bec2ef3dc034084e/FLAG1fdd6d0df [2019-11-26 16:52:18,840 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:18,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label22.c [2019-11-26 16:52:18,976 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5940f7cc4/174ebc3634ae4225bec2ef3dc034084e/FLAG1fdd6d0df [2019-11-26 16:52:19,019 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5940f7cc4/174ebc3634ae4225bec2ef3dc034084e [2019-11-26 16:52:19,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:19,033 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:19,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:19,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:19,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:19,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:19" (1/1) ... [2019-11-26 16:52:19,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ad6c7bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:19, skipping insertion in model container [2019-11-26 16:52:19,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:19" (1/1) ... [2019-11-26 16:52:19,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:19,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:25,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:25,319 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:27,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:27,918 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:27,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:27 WrapperNode [2019-11-26 16:52:27,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:27,922 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:27,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:27,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:27,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:27" (1/1) ... [2019-11-26 16:52:28,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:27" (1/1) ... [2019-11-26 16:52:28,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:28,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:28,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:28,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:28,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:27" (1/1) ... [2019-11-26 16:52:28,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:27" (1/1) ... [2019-11-26 16:52:28,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:27" (1/1) ... [2019-11-26 16:52:28,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:27" (1/1) ... [2019-11-26 16:52:29,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:27" (1/1) ... [2019-11-26 16:52:29,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:27" (1/1) ... [2019-11-26 16:52:29,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:27" (1/1) ... [2019-11-26 16:52:30,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:30,059 INFO L168 Benchmark]: Toolchain (without parser) took 11021.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 864.8 MB in the end (delta: 68.3 MB). Peak memory consumption was 312.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:30,060 INFO L168 Benchmark]: CDTParser took 2.66 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. [2019-11-26 16:52:30,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8883.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 764.4 MB in the end (delta: 168.6 MB). Peak memory consumption was 253.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:30,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 733.70 ms. Allocated memory is still 1.0 GB. Free memory was 764.4 MB in the beginning and 694.3 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:30,071 INFO L168 Benchmark]: Boogie Preprocessor took 1395.24 ms. Allocated memory is still 1.0 GB. Free memory was 694.3 MB in the beginning and 864.8 MB in the end (delta: -170.4 MB). Peak memory consumption was 74.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:30,082 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.66 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 8883.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 764.4 MB in the end (delta: 168.6 MB). Peak memory consumption was 253.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 733.70 ms. Allocated memory is still 1.0 GB. Free memory was 764.4 MB in the beginning and 694.3 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1395.24 ms. Allocated memory is still 1.0 GB. Free memory was 694.3 MB in the beginning and 864.8 MB in the end (delta: -170.4 MB). Peak memory consumption was 74.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...