./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label18.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/Problem04_label18.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 3c323fdfb204fbdadc139e8536d283555c10b5b1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label18.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 3c323fdfb204fbdadc139e8536d283555c10b5b1 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:41:15,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:15,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:15,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:15,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:15,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:15,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:15,706 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:15,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:15,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:15,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:15,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:15,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:15,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:15,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:15,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:15,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:15,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:15,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:15,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:15,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:15,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:15,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:15,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:15,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:15,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:15,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:15,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:15,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:15,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:15,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:15,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:15,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:15,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:15,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:15,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:15,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:15,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:15,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:15,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:15,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:15,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:15,881 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:15,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:15,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:15,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:15,890 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:15,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:15,895 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:15,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:15,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:15,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:15,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:15,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:15,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:15,902 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:15,903 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:15,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:15,904 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:15,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:15,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:15,907 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:15,907 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:15,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:15,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:15,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:15,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:15,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:15,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:15,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:15,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:15,915 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 -> 3c323fdfb204fbdadc139e8536d283555c10b5b1 [2019-11-24 20:41:16,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:16,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:16,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:16,658 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:16,659 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:16,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-24 20:41:16,846 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35b53f4d3/6f089774c30c4e5b8073bef6ee30ac96/FLAGe77342736 [2019-11-24 20:41:18,612 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:18,615 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-24 20:41:18,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35b53f4d3/6f089774c30c4e5b8073bef6ee30ac96/FLAGe77342736 [2019-11-24 20:41:18,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35b53f4d3/6f089774c30c4e5b8073bef6ee30ac96 [2019-11-24 20:41:18,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:18,752 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:18,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:18,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:18,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:18,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:18" (1/1) ... [2019-11-24 20:41:18,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:18, skipping insertion in model container [2019-11-24 20:41:18,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:18" (1/1) ... [2019-11-24 20:41:18,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:19,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:22,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:22,223 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:23,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:24,045 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:24,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:24 WrapperNode [2019-11-24 20:41:24,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:24,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:24,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:24,052 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:24,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:24" (1/1) ... [2019-11-24 20:41:24,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:24" (1/1) ... [2019-11-24 20:41:24,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:24,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:24,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:24,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:24,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:24" (1/1) ... [2019-11-24 20:41:24,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:24" (1/1) ... [2019-11-24 20:41:24,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:24" (1/1) ... [2019-11-24 20:41:24,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:24" (1/1) ... [2019-11-24 20:41:24,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:24" (1/1) ... [2019-11-24 20:41:25,014 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:24" (1/1) ... [2019-11-24 20:41:25,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:24" (1/1) ... [2019-11-24 20:41:25,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:25,123 INFO L168 Benchmark]: Toolchain (without parser) took 6365.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 750.2 MB in the end (delta: 198.6 MB). Peak memory consumption was 198.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:25,126 INFO L168 Benchmark]: CDTParser took 1.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:41:25,128 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5295.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 814.7 MB in the end (delta: 134.1 MB). Peak memory consumption was 134.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:25,133 INFO L168 Benchmark]: Boogie Procedure Inliner took 578.45 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:25,136 INFO L168 Benchmark]: Boogie Preprocessor took 483.43 ms. Allocated memory is still 1.0 GB. Free memory was 774.6 MB in the beginning and 750.2 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:25,149 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5295.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 814.7 MB in the end (delta: 134.1 MB). Peak memory consumption was 134.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 578.45 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 483.43 ms. Allocated memory is still 1.0 GB. Free memory was 774.6 MB in the beginning and 750.2 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 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 20:41:29,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:29,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:29,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:29,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:29,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:29,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:29,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:29,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:29,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:29,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:29,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:29,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:29,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:29,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:29,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:29,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:29,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:29,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:29,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:29,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:29,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:29,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:29,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:29,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:29,676 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:29,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:29,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:29,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:29,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:29,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:29,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:29,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:29,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:29,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:29,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:29,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:29,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:29,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:29,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:29,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:29,706 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:29,746 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:29,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:29,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:29,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:29,756 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:29,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:29,757 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:29,757 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:29,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:29,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:29,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:29,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:29,762 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:29,763 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:29,763 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:29,765 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:29,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:29,765 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:29,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:29,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:29,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:29,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:29,769 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:29,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:29,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:29,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:29,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:29,774 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:29,774 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:29,775 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:29,776 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:29,777 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 -> 3c323fdfb204fbdadc139e8536d283555c10b5b1 [2019-11-24 20:41:30,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:30,512 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:30,522 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:30,524 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:30,529 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:30,530 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-24 20:41:30,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a0077425/142effd24ae94f9bad499d76f8429444/FLAG63535ea54 [2019-11-24 20:41:32,461 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:32,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-24 20:41:32,537 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a0077425/142effd24ae94f9bad499d76f8429444/FLAG63535ea54 [2019-11-24 20:41:32,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a0077425/142effd24ae94f9bad499d76f8429444 [2019-11-24 20:41:32,577 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:32,580 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:32,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:32,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:32,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:32,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:32" (1/1) ... [2019-11-24 20:41:32,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:32, skipping insertion in model container [2019-11-24 20:41:32,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:32" (1/1) ... [2019-11-24 20:41:32,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:32,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:36,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:36,564 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:38,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:38,306 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:38,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:38 WrapperNode [2019-11-24 20:41:38,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:38,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:38,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:38,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:38,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:38" (1/1) ... [2019-11-24 20:41:38,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:38" (1/1) ... [2019-11-24 20:41:38,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:38,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:38,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:38,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:38,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:38" (1/1) ... [2019-11-24 20:41:38,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:38" (1/1) ... [2019-11-24 20:41:38,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:38" (1/1) ... [2019-11-24 20:41:38,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:38" (1/1) ... [2019-11-24 20:41:39,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:38" (1/1) ... [2019-11-24 20:41:39,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:38" (1/1) ... [2019-11-24 20:41:39,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:38" (1/1) ... [2019-11-24 20:41:39,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:39,326 INFO L168 Benchmark]: Toolchain (without parser) took 6739.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 728.5 MB in the end (delta: 221.7 MB). Peak memory consumption was 221.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:39,327 INFO L168 Benchmark]: CDTParser took 0.52 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 20:41:39,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5726.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:39,331 INFO L168 Benchmark]: Boogie Procedure Inliner took 544.56 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 757.4 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:39,337 INFO L168 Benchmark]: Boogie Preprocessor took 459.71 ms. Allocated memory is still 1.0 GB. Free memory was 757.4 MB in the beginning and 728.5 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:39,347 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 5726.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 544.56 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 757.4 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 459.71 ms. Allocated memory is still 1.0 GB. Free memory was 757.4 MB in the beginning and 728.5 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...