./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem10_label50.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 10eab395ae6589d4dae3442f06ec92ccea44fa9c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem10_label50.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 10eab395ae6589d4dae3442f06ec92ccea44fa9c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:54:27,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:27,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:27,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:27,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:27,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:27,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:27,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:27,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:27,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:27,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:27,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:27,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:27,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:27,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:27,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:27,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:27,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:27,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:27,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:27,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:27,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:27,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:27,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:27,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:27,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:27,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:27,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:27,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:27,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:27,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:27,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:27,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:27,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:27,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:27,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:27,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:27,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:27,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:27,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:27,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:27,714 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:27,741 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:27,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:27,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:27,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:27,747 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:27,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:27,749 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:27,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:27,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:27,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:27,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:27,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:27,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:27,752 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:27,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:27,752 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:27,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:27,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:27,755 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:27,755 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:27,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:27,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:27,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:27,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:27,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:27,756 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:27,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:27,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:27,758 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 -> 10eab395ae6589d4dae3442f06ec92ccea44fa9c [2019-11-27 15:54:28,167 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:28,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:28,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:28,194 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:28,198 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:28,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label50.c [2019-11-27 15:54:28,301 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d1ea5044/96ecb86119a8497a96bff82de3edb308/FLAGa55e0c55f [2019-11-27 15:54:29,158 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:29,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label50.c [2019-11-27 15:54:29,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d1ea5044/96ecb86119a8497a96bff82de3edb308/FLAGa55e0c55f [2019-11-27 15:54:29,307 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d1ea5044/96ecb86119a8497a96bff82de3edb308 [2019-11-27 15:54:29,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:29,319 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:29,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:29,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:29,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:29,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:29" (1/1) ... [2019-11-27 15:54:29,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:29, skipping insertion in model container [2019-11-27 15:54:29,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:29" (1/1) ... [2019-11-27 15:54:29,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:29,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:30,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:30,179 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:30,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:30,427 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:30,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:30 WrapperNode [2019-11-27 15:54:30,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:30,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:30,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:30,431 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:30,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:30" (1/1) ... [2019-11-27 15:54:30,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:30" (1/1) ... [2019-11-27 15:54:30,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:30,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:30,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:30,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:30,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:30" (1/1) ... [2019-11-27 15:54:30,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:30" (1/1) ... [2019-11-27 15:54:30,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:30" (1/1) ... [2019-11-27 15:54:30,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:30" (1/1) ... [2019-11-27 15:54:30,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:30" (1/1) ... [2019-11-27 15:54:30,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:30" (1/1) ... [2019-11-27 15:54:30,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:30" (1/1) ... [2019-11-27 15:54:30,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:30,761 INFO L168 Benchmark]: Toolchain (without parser) took 1437.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.0 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:30,762 INFO L168 Benchmark]: CDTParser took 0.23 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 15:54:30,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1108.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.5 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:30,766 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.59 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:30,770 INFO L168 Benchmark]: Boogie Preprocessor took 141.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:30,778 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1108.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.5 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 182.59 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 141.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-509859d [2019-11-27 15:54:33,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:33,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:33,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:33,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:33,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:33,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:33,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:33,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:33,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:33,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:33,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:33,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:33,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:33,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:33,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:33,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:33,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:33,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:33,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:33,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:33,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:33,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:33,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:33,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:33,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:33,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:33,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:33,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:33,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:33,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:33,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:33,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:33,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:33,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:33,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:33,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:33,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:33,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:33,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:33,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:33,817 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:54:33,856 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:33,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:33,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:33,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:33,866 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:33,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:33,866 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:33,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:33,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:33,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:33,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:33,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:33,869 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:54:33,870 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:54:33,871 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:33,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:33,871 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:33,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:33,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:33,875 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:33,875 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:33,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:33,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:33,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:33,878 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:33,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:33,879 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:54:33,879 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:54:33,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:33,882 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:54:33,883 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 -> 10eab395ae6589d4dae3442f06ec92ccea44fa9c [2019-11-27 15:54:34,356 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:34,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:34,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:34,386 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:34,387 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:34,388 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label50.c [2019-11-27 15:54:34,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c35cb5099/be53f97f8dbb403ab17b16922947dbbb/FLAG0f496db55 [2019-11-27 15:54:35,372 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:35,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label50.c [2019-11-27 15:54:35,396 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c35cb5099/be53f97f8dbb403ab17b16922947dbbb/FLAG0f496db55 [2019-11-27 15:54:35,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c35cb5099/be53f97f8dbb403ab17b16922947dbbb [2019-11-27 15:54:35,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:35,534 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:35,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:35,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:35,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:35,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:35" (1/1) ... [2019-11-27 15:54:35,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f858ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:35, skipping insertion in model container [2019-11-27 15:54:35,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:35" (1/1) ... [2019-11-27 15:54:35,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:35,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:36,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:36,480 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:36,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:36,756 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:36,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:36 WrapperNode [2019-11-27 15:54:36,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:36,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:36,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:36,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:36,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:36" (1/1) ... [2019-11-27 15:54:36,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:36" (1/1) ... [2019-11-27 15:54:36,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:36,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:36,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:36,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:36,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:36" (1/1) ... [2019-11-27 15:54:36,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:36" (1/1) ... [2019-11-27 15:54:36,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:36" (1/1) ... [2019-11-27 15:54:36,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:36" (1/1) ... [2019-11-27 15:54:36,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:36" (1/1) ... [2019-11-27 15:54:37,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:36" (1/1) ... [2019-11-27 15:54:37,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:36" (1/1) ... [2019-11-27 15:54:37,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:37,057 INFO L168 Benchmark]: Toolchain (without parser) took 1523.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 949.6 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:37,063 INFO L168 Benchmark]: CDTParser took 0.24 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 15:54:37,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1220.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.1 MB in the end (delta: 6.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:37,070 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.69 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:37,072 INFO L168 Benchmark]: Boogie Preprocessor took 153.20 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:37,081 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 1220.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.1 MB in the end (delta: 6.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.69 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.20 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...