./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label24.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/Problem12_label24.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 012421136a7cd2292265b8d8ed1d0b8994fb4866 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label24.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 012421136a7cd2292265b8d8ed1d0b8994fb4866 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:46:26,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:26,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:26,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:26,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:26,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:26,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:26,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:26,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:26,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:26,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:26,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:26,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:26,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:26,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:26,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:26,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:26,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:26,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:26,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:26,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:26,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:26,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:26,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:26,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:26,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:26,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:26,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:26,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:26,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:26,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:26,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:26,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:26,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:26,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:26,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:26,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:26,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:26,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:26,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:26,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:26,781 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:26,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:26,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:26,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:26,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:26,845 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:26,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:26,846 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:26,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:26,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:26,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:26,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:26,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:26,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:26,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:26,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:26,853 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:26,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:26,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:26,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:26,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:26,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:26,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:26,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:26,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:26,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:26,858 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:26,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:26,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:26,861 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 -> 012421136a7cd2292265b8d8ed1d0b8994fb4866 [2019-11-26 16:46:27,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:27,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:27,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:27,545 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:27,547 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:27,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-26 16:46:27,715 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc5aa7846/63166bb0c9234cc99111c5d14de35328/FLAGe5b2e1ef8 [2019-11-26 16:46:29,383 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:29,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-26 16:46:29,456 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc5aa7846/63166bb0c9234cc99111c5d14de35328/FLAGe5b2e1ef8 [2019-11-26 16:46:29,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc5aa7846/63166bb0c9234cc99111c5d14de35328 [2019-11-26 16:46:29,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:29,514 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:29,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:29,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:29,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:29,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:29" (1/1) ... [2019-11-26 16:46:29,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6876a529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:29, skipping insertion in model container [2019-11-26 16:46:29,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:29" (1/1) ... [2019-11-26 16:46:29,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:29,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:32,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:32,826 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:34,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:34,464 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:34,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:34 WrapperNode [2019-11-26 16:46:34,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:34,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:34,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:34,472 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:34,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:34" (1/1) ... [2019-11-26 16:46:34,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:34" (1/1) ... [2019-11-26 16:46:35,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:35,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:35,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:35,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:35,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:34" (1/1) ... [2019-11-26 16:46:35,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:34" (1/1) ... [2019-11-26 16:46:35,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:34" (1/1) ... [2019-11-26 16:46:35,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:34" (1/1) ... [2019-11-26 16:46:35,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:34" (1/1) ... [2019-11-26 16:46:35,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:34" (1/1) ... [2019-11-26 16:46:36,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:34" (1/1) ... [2019-11-26 16:46:36,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:36,635 INFO L168 Benchmark]: Toolchain (without parser) took 7118.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 909.9 MB in the end (delta: 40.4 MB). Peak memory consumption was 314.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:36,636 INFO L168 Benchmark]: CDTParser took 0.41 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 16:46:36,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4946.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:36,643 INFO L168 Benchmark]: Boogie Procedure Inliner took 846.23 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 751.5 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:36,647 INFO L168 Benchmark]: Boogie Preprocessor took 1313.16 ms. Allocated memory is still 1.0 GB. Free memory was 751.5 MB in the beginning and 909.9 MB in the end (delta: -158.4 MB). Peak memory consumption was 115.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:36,660 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 4946.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 846.23 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 751.5 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1313.16 ms. Allocated memory is still 1.0 GB. Free memory was 751.5 MB in the beginning and 909.9 MB in the end (delta: -158.4 MB). Peak memory consumption was 115.8 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 0.1.24-025d5a2 [2019-11-26 16:46:40,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:40,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:40,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:40,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:40,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:40,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:40,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:40,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:40,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:40,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:40,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:40,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:40,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:40,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:40,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:40,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:40,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:40,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:40,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:40,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:40,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:40,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:40,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:40,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:40,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:40,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:40,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:40,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:40,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:40,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:40,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:40,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:40,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:40,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:40,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:40,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:40,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:40,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:40,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:40,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:40,810 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:40,849 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:40,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:40,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:40,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:40,860 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:40,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:40,861 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:40,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:40,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:40,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:40,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:40,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:40,864 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:40,867 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:40,868 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:40,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:40,868 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:40,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:40,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:40,869 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:40,870 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:40,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:40,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:40,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:40,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:40,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:40,873 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:40,875 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:40,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:40,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:40,877 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 -> 012421136a7cd2292265b8d8ed1d0b8994fb4866 [2019-11-26 16:46:41,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:41,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:41,382 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:41,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:41,387 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:41,388 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-26 16:46:41,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd87381fd/fe64fe7af8474fd89694f53e4b3725e9/FLAG9f6918592 [2019-11-26 16:46:43,116 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:43,121 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-26 16:46:43,212 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd87381fd/fe64fe7af8474fd89694f53e4b3725e9/FLAG9f6918592 [2019-11-26 16:46:43,609 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd87381fd/fe64fe7af8474fd89694f53e4b3725e9 [2019-11-26 16:46:43,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:43,626 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:43,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:43,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:43,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:43,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:43" (1/1) ... [2019-11-26 16:46:43,648 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 04:46:43, skipping insertion in model container [2019-11-26 16:46:43,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:43" (1/1) ... [2019-11-26 16:46:43,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:44,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:47,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:47,229 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:48,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:48,845 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:48,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:48 WrapperNode [2019-11-26 16:46:48,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:48,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:48,853 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:48,853 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:48,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:48" (1/1) ... [2019-11-26 16:46:48,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:48" (1/1) ... [2019-11-26 16:46:49,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:49,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:49,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:49,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:49,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:48" (1/1) ... [2019-11-26 16:46:49,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:48" (1/1) ... [2019-11-26 16:46:49,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:48" (1/1) ... [2019-11-26 16:46:49,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:48" (1/1) ... [2019-11-26 16:46:49,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:48" (1/1) ... [2019-11-26 16:46:49,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:48" (1/1) ... [2019-11-26 16:46:49,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:48" (1/1) ... [2019-11-26 16:46:49,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:49,947 INFO L168 Benchmark]: Toolchain (without parser) took 6315.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 720.5 MB in the end (delta: 228.3 MB). Peak memory consumption was 228.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,948 INFO L168 Benchmark]: CDTParser took 1.55 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 16:46:49,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5224.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 785.0 MB in the end (delta: 163.8 MB). Peak memory consumption was 163.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,952 INFO L168 Benchmark]: Boogie Procedure Inliner took 497.87 ms. Allocated memory is still 1.0 GB. Free memory was 785.0 MB in the beginning and 750.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,957 INFO L168 Benchmark]: Boogie Preprocessor took 585.21 ms. Allocated memory is still 1.0 GB. Free memory was 750.6 MB in the beginning and 720.5 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,967 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 5224.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 785.0 MB in the end (delta: 163.8 MB). Peak memory consumption was 163.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 497.87 ms. Allocated memory is still 1.0 GB. Free memory was 785.0 MB in the beginning and 750.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 585.21 ms. Allocated memory is still 1.0 GB. Free memory was 750.6 MB in the beginning and 720.5 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...