./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label07.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 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label07.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 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:19,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:19,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:19,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:19,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:19,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:19,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:19,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:19,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:19,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:19,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:19,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:19,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:19,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:19,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:19,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:19,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:19,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:19,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:19,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:19,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:19,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:19,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:19,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:19,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:19,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:19,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:19,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:19,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:19,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:19,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:19,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:19,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:19,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:19,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:19,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:19,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:19,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:19,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:19,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:19,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:19,810 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:19,853 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:19,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:19,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:19,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:19,863 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:19,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:19,865 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:19,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:19,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:19,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:19,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:19,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:19,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:19,870 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:19,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:19,873 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:19,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:19,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:19,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:19,875 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:19,875 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:19,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:19,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:19,878 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:19,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:19,878 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:19,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:19,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:19,881 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 -> 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 [2019-11-27 09:22:20,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:20,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:20,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:20,546 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:20,550 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:20,552 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-27 09:22:20,694 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb8202210/bb66b9be30ae4405898b0b1a58a38386/FLAG7755ca67c [2019-11-27 09:22:22,530 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:22,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-27 09:22:22,613 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb8202210/bb66b9be30ae4405898b0b1a58a38386/FLAG7755ca67c [2019-11-27 09:22:22,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb8202210/bb66b9be30ae4405898b0b1a58a38386 [2019-11-27 09:22:22,660 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:22,663 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:22,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:22,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:22,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:22,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:22" (1/1) ... [2019-11-27 09:22:22,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:22, skipping insertion in model container [2019-11-27 09:22:22,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:22" (1/1) ... [2019-11-27 09:22:22,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:23,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:26,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:26,259 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:27,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:28,006 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:28,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:28 WrapperNode [2019-11-27 09:22:28,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:28,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:28,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:28,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:28,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:28" (1/1) ... [2019-11-27 09:22:28,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:28" (1/1) ... [2019-11-27 09:22:28,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:28,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:28,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:28,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:28,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:28" (1/1) ... [2019-11-27 09:22:28,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:28" (1/1) ... [2019-11-27 09:22:28,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:28" (1/1) ... [2019-11-27 09:22:28,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:28" (1/1) ... [2019-11-27 09:22:28,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:28" (1/1) ... [2019-11-27 09:22:28,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:28" (1/1) ... [2019-11-27 09:22:28,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:28" (1/1) ... [2019-11-27 09:22:29,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:29,035 INFO L168 Benchmark]: Toolchain (without parser) took 6368.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 745.6 MB in the end (delta: 204.6 MB). Peak memory consumption was 204.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:29,038 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:22:29,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5344.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.1 MB in the end (delta: 130.1 MB). Peak memory consumption was 130.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:29,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 574.55 ms. Allocated memory is still 1.0 GB. Free memory was 820.1 MB in the beginning and 780.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:29,049 INFO L168 Benchmark]: Boogie Preprocessor took 437.45 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 745.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:29,059 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5344.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.1 MB in the end (delta: 130.1 MB). Peak memory consumption was 130.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 574.55 ms. Allocated memory is still 1.0 GB. Free memory was 820.1 MB in the beginning and 780.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 437.45 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 745.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:33,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:33,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:33,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:33,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:33,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:33,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:33,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:33,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:33,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:33,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:33,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:33,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:33,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:33,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:33,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:33,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:33,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:33,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:33,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:33,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:33,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:33,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:33,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:33,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:33,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:33,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:33,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:33,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:33,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:33,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:33,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:33,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:33,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:33,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:33,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:33,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:33,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:33,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:33,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:33,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:33,455 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:33,495 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:33,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:33,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:33,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:33,505 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:33,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:33,506 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:33,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:33,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:33,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:33,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:33,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:33,511 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:33,511 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:33,513 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:33,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:33,513 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:33,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:33,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:33,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:33,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:33,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:33,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:33,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:33,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:33,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:33,523 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:33,524 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:33,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:33,524 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:33,526 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 -> 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 [2019-11-27 09:22:34,124 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:34,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:34,164 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:34,169 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:34,172 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:34,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-27 09:22:34,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95801d0a1/242a6e923e7e467cbc583625e54580f6/FLAG1d5378613 [2019-11-27 09:22:35,999 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:36,000 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-27 09:22:36,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95801d0a1/242a6e923e7e467cbc583625e54580f6/FLAG1d5378613 [2019-11-27 09:22:36,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95801d0a1/242a6e923e7e467cbc583625e54580f6 [2019-11-27 09:22:36,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:36,134 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:36,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:36,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:36,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:36,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:36" (1/1) ... [2019-11-27 09:22:36,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:36, skipping insertion in model container [2019-11-27 09:22:36,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:36" (1/1) ... [2019-11-27 09:22:36,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:36,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:39,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:39,620 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:41,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:41,321 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:41,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41 WrapperNode [2019-11-27 09:22:41,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:41,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:41,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:41,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:41,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:41,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:42,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:42,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:42,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:42,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:42,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:42,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:42,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:42,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:42,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:42,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:42,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:42,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:42,605 INFO L168 Benchmark]: Toolchain (without parser) took 6466.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 732.8 MB in the end (delta: 211.7 MB). Peak memory consumption was 211.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:42,606 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:22:42,609 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5184.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.3 MB in the end (delta: 141.2 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:42,614 INFO L168 Benchmark]: Boogie Procedure Inliner took 677.19 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:42,616 INFO L168 Benchmark]: Boogie Preprocessor took 591.60 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 732.8 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:42,626 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 5184.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.3 MB in the end (delta: 141.2 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 677.19 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 591.60 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 732.8 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...