./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label57.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem15_label57.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 a05245e72c38d3a7f9ff0366f3967a8f0c6a7edd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label57.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 a05245e72c38d3a7f9ff0366f3967a8f0c6a7edd .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:17,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:17,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:17,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:17,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:17,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:17,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:17,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:17,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:17,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:17,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:17,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:17,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:17,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:17,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:17,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:17,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:17,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:17,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:17,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:17,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:17,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:17,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:17,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:17,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:17,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:17,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:17,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:17,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:17,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:17,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:17,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:17,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:17,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:17,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:17,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:17,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:17,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:17,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:17,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:17,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:17,698 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:17,736 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:17,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:17,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:17,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:17,744 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:17,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:17,747 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:17,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:17,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:17,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:17,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:17,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:17,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:17,751 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:17,752 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:17,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:17,752 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:17,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:17,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:17,755 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:17,755 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:17,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:17,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:17,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:17,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:17,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:17,759 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:17,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:17,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:17,760 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 -> a05245e72c38d3a7f9ff0366f3967a8f0c6a7edd [2019-11-24 20:55:18,394 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:18,426 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:18,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:18,436 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:18,441 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:18,442 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label57.c [2019-11-24 20:55:18,600 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38e06aaff/3bc2e92ad4894eed85ee7fc8162b383d/FLAGce37f1a7e [2019-11-24 20:55:20,049 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:20,051 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label57.c [2019-11-24 20:55:20,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38e06aaff/3bc2e92ad4894eed85ee7fc8162b383d/FLAGce37f1a7e [2019-11-24 20:55:20,140 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38e06aaff/3bc2e92ad4894eed85ee7fc8162b383d [2019-11-24 20:55:20,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:20,153 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:20,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:20,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:20,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:20,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:20" (1/1) ... [2019-11-24 20:55:20,176 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 24.11 08:55:20, skipping insertion in model container [2019-11-24 20:55:20,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:20" (1/1) ... [2019-11-24 20:55:20,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:20,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:22,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:22,179 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:22,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:22,778 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:22,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22 WrapperNode [2019-11-24 20:55:22,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:22,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:22,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:22,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:22,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:22,888 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:23,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:23,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:23,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:23,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:23,809 INFO L168 Benchmark]: Toolchain (without parser) took 3652.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.4 MB in the end (delta: 104.2 MB). Peak memory consumption was 104.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:23,810 INFO L168 Benchmark]: CDTParser took 1.01 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. [2019-11-24 20:55:23,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2632.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 920.7 MB in the end (delta: 40.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:23,818 INFO L168 Benchmark]: Boogie Procedure Inliner took 497.61 ms. Allocated memory is still 1.0 GB. Free memory was 920.7 MB in the beginning and 874.8 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:23,823 INFO L168 Benchmark]: Boogie Preprocessor took 514.76 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.4 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:23,833 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 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 2632.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 920.7 MB in the end (delta: 40.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 497.61 ms. Allocated memory is still 1.0 GB. Free memory was 920.7 MB in the beginning and 874.8 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 514.76 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.4 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 0.1.24-32f2683 [2019-11-24 20:55:27,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:27,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:27,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:27,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:27,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:27,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:27,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:27,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:27,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:27,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:27,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:27,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:27,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:27,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:27,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:27,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:27,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:27,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:27,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:27,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:27,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:27,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:27,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:27,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:27,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:27,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:27,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:27,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:27,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:27,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:27,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:27,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:27,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:27,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:27,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:27,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:27,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:27,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:27,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:27,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:27,993 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:28,033 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:28,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:28,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:28,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:28,042 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:28,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:28,043 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:28,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:28,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:28,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:28,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:28,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:28,045 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:28,046 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:28,048 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:28,048 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:28,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:28,049 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:28,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:28,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:28,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:28,050 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:28,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:28,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:28,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:28,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:28,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:28,056 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:28,056 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:28,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:28,057 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:28,058 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 -> a05245e72c38d3a7f9ff0366f3967a8f0c6a7edd [2019-11-24 20:55:28,600 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:28,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:28,636 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:28,639 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:28,644 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:28,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label57.c [2019-11-24 20:55:28,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a19ca04a7/7fdb6cd21ff547fd983af769946cf91d/FLAG3140eb39f [2019-11-24 20:55:30,253 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:30,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label57.c [2019-11-24 20:55:30,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a19ca04a7/7fdb6cd21ff547fd983af769946cf91d/FLAG3140eb39f [2019-11-24 20:55:30,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a19ca04a7/7fdb6cd21ff547fd983af769946cf91d [2019-11-24 20:55:30,360 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:30,366 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:30,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:30,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:30,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:30,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:30" (1/1) ... [2019-11-24 20:55:30,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:30, skipping insertion in model container [2019-11-24 20:55:30,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:30" (1/1) ... [2019-11-24 20:55:30,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:30,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:32,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:32,565 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:33,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:33,382 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:33,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33 WrapperNode [2019-11-24 20:55:33,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:33,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:33,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:33,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:33,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,695 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:33,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:33,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:33,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:33,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:33,981 INFO L168 Benchmark]: Toolchain (without parser) took 3615.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 852.0 MB in the end (delta: 102.4 MB). Peak memory consumption was 102.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:33,983 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-24 20:55:33,989 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3016.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 880.6 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:33,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 309.87 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:33,994 INFO L168 Benchmark]: Boogie Preprocessor took 277.03 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:34,005 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 3016.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 880.6 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 309.87 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 277.03 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...