./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label25.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/Problem03_label25.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 31d3d4156db558411781e72ed5409a47ee7a6bec .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label25.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 31d3d4156db558411781e72ed5409a47ee7a6bec .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:21:54,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:54,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:55,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:55,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:55,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:55,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:55,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:55,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:55,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:55,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:55,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:55,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:55,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:55,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:55,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:55,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:55,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:55,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:55,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:55,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:55,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:55,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:55,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:55,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:55,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:55,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:55,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:55,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:55,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:55,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:55,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:55,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:55,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:55,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:55,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:55,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:55,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:55,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:55,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:55,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:55,165 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:55,206 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:55,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:55,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:55,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:55,213 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:55,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:55,214 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:55,214 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:55,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:55,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:55,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:55,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:55,219 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:55,219 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:55,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:55,220 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:55,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:55,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:55,221 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:55,221 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:55,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:55,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:55,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:55,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:55,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:55,225 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:55,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:55,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:55,226 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 -> 31d3d4156db558411781e72ed5409a47ee7a6bec [2019-11-27 09:21:55,790 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:55,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:55,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:55,837 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:55,837 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:55,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-27 09:21:56,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8595043e8/41f8351f0b3f4c23808d9ddd46149540/FLAGd8ad1a37d [2019-11-27 09:21:57,405 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:57,412 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-27 09:21:57,451 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8595043e8/41f8351f0b3f4c23808d9ddd46149540/FLAGd8ad1a37d [2019-11-27 09:21:57,490 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8595043e8/41f8351f0b3f4c23808d9ddd46149540 [2019-11-27 09:21:57,501 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:57,503 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:57,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:57,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:57,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:57,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57, skipping insertion in model container [2019-11-27 09:21:57,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:57,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:59,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:59,350 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:59,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:59,983 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:59,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:59 WrapperNode [2019-11-27 09:21:59,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:59,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:59,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:59,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:00,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:59" (1/1) ... [2019-11-27 09:22:00,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:59" (1/1) ... [2019-11-27 09:22:00,267 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:00,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:00,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:00,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:00,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:59" (1/1) ... [2019-11-27 09:22:00,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:59" (1/1) ... [2019-11-27 09:22:00,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:59" (1/1) ... [2019-11-27 09:22:00,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:59" (1/1) ... [2019-11-27 09:22:00,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:59" (1/1) ... [2019-11-27 09:22:00,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:59" (1/1) ... [2019-11-27 09:22:00,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:59" (1/1) ... [2019-11-27 09:22:00,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:00,529 INFO L168 Benchmark]: Toolchain (without parser) took 3020.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 903.5 MB in the end (delta: 58.2 MB). Peak memory consumption was 58.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:00,531 INFO L168 Benchmark]: CDTParser took 0.49 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 09:22:00,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2482.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.1 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:00,537 INFO L168 Benchmark]: Boogie Procedure Inliner took 279.08 ms. Allocated memory is still 1.0 GB. Free memory was 932.1 MB in the beginning and 914.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:00,541 INFO L168 Benchmark]: Boogie Preprocessor took 250.97 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 903.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:00,553 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 2482.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.1 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 279.08 ms. Allocated memory is still 1.0 GB. Free memory was 932.1 MB in the beginning and 914.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 250.97 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 903.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:04,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:04,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:04,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:04,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:04,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:04,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:04,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:04,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:04,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:04,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:04,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:04,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:04,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:04,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:04,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:04,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:04,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:04,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:04,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:04,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:04,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:04,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:04,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:04,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:04,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:04,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:04,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:04,805 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:04,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:04,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:04,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:04,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:04,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:04,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:04,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:04,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:04,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:04,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:04,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:04,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:04,831 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:04,869 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:04,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:04,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:04,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:04,878 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:04,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:04,879 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:04,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:04,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:04,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:04,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:04,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:04,882 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:04,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:04,886 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:04,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:04,886 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:04,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:04,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:04,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:04,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:04,888 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:04,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:04,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:04,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:04,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:04,891 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:04,891 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:04,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:04,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:04,896 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 -> 31d3d4156db558411781e72ed5409a47ee7a6bec [2019-11-27 09:22:05,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:05,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:05,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:05,526 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:05,529 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:05,531 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-27 09:22:05,694 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6f7c7ac/34e41dac654a4af98f24b05bde168d2a/FLAG390501fc1 [2019-11-27 09:22:07,127 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:07,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-27 09:22:07,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6f7c7ac/34e41dac654a4af98f24b05bde168d2a/FLAG390501fc1 [2019-11-27 09:22:07,213 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6f7c7ac/34e41dac654a4af98f24b05bde168d2a [2019-11-27 09:22:07,226 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:07,230 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:07,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:07,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:07,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:07,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07, skipping insertion in model container [2019-11-27 09:22:07,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:07,446 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:09,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:09,107 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:09,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:09,785 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:09,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:09 WrapperNode [2019-11-27 09:22:09,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:09,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:09,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:09,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:09,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:09" (1/1) ... [2019-11-27 09:22:09,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:09" (1/1) ... [2019-11-27 09:22:10,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:10,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:10,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:10,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:10,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:09" (1/1) ... [2019-11-27 09:22:10,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:09" (1/1) ... [2019-11-27 09:22:10,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:09" (1/1) ... [2019-11-27 09:22:10,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:09" (1/1) ... [2019-11-27 09:22:10,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:09" (1/1) ... [2019-11-27 09:22:10,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:09" (1/1) ... [2019-11-27 09:22:10,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:09" (1/1) ... [2019-11-27 09:22:10,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:10,344 INFO L168 Benchmark]: Toolchain (without parser) took 3110.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 898.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:10,346 INFO L168 Benchmark]: CDTParser took 3.09 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 09:22:10,351 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2554.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:10,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 279.12 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:10,356 INFO L168 Benchmark]: Boogie Preprocessor took 267.75 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:10,369 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.09 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 2554.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 279.12 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 267.75 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...