./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label12.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/Problem13_label12.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 55ae3265c2fd6bff19b47c950a2596cee0d26bde ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label12.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 55ae3265c2fd6bff19b47c950a2596cee0d26bde ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:53:08,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:08,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:08,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:08,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:08,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:08,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:08,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:08,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:08,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:08,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:08,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:08,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:08,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:08,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:08,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:08,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:08,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:08,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:08,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:08,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:08,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:08,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:08,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:08,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:08,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:08,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:08,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:08,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:08,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:08,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:08,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:08,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:08,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:08,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:08,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:08,847 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:08,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:08,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:08,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:08,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:08,857 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:53:08,899 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:08,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:08,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:08,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:08,907 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:08,910 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:08,910 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:08,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:53:08,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:08,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:08,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:08,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:08,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:08,916 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:08,916 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:08,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:08,917 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:08,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:08,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:08,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:08,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:08,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:08,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:08,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:08,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:08,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:08,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:53:08,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:53:08,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:08,926 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 -> 55ae3265c2fd6bff19b47c950a2596cee0d26bde [2019-11-24 20:53:09,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:09,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:09,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:09,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:09,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:09,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label12.c [2019-11-24 20:53:09,729 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2865ab82b/4520fdf5fe184044bb5c9b931ab613d5/FLAG8aa1f5bab [2019-11-24 20:53:11,471 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:11,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label12.c [2019-11-24 20:53:11,551 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2865ab82b/4520fdf5fe184044bb5c9b931ab613d5/FLAG8aa1f5bab [2019-11-24 20:53:11,590 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2865ab82b/4520fdf5fe184044bb5c9b931ab613d5 [2019-11-24 20:53:11,599 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:11,602 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:11,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:11,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:11,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:11,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:11" (1/1) ... [2019-11-24 20:53:11,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:11, skipping insertion in model container [2019-11-24 20:53:11,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:11" (1/1) ... [2019-11-24 20:53:11,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:11,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:15,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:15,262 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:17,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:17,263 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:17,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:17 WrapperNode [2019-11-24 20:53:17,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:17,268 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:17,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:17,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:17,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:17" (1/1) ... [2019-11-24 20:53:17,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:17" (1/1) ... [2019-11-24 20:53:18,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:18,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:18,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:18,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:18,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:17" (1/1) ... [2019-11-24 20:53:18,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:17" (1/1) ... [2019-11-24 20:53:19,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:17" (1/1) ... [2019-11-24 20:53:19,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:17" (1/1) ... [2019-11-24 20:53:19,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:17" (1/1) ... [2019-11-24 20:53:19,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:17" (1/1) ... [2019-11-24 20:53:20,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:17" (1/1) ... [2019-11-24 20:53:20,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:20,526 INFO L168 Benchmark]: Toolchain (without parser) took 8919.86 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 808.3 MB in the end (delta: 142.0 MB). Peak memory consumption was 142.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:20,527 INFO L168 Benchmark]: CDTParser took 0.85 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 20:53:20,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5661.27 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 779.5 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:20,533 INFO L168 Benchmark]: Boogie Procedure Inliner took 1686.15 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 873.3 MB in the end (delta: -93.8 MB). Peak memory consumption was 137.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:20,539 INFO L168 Benchmark]: Boogie Preprocessor took 1564.34 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 808.3 MB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:20,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 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 5661.27 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 779.5 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1686.15 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 873.3 MB in the end (delta: -93.8 MB). Peak memory consumption was 137.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1564.34 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 808.3 MB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 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 20:53:24,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:24,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:24,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:24,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:24,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:24,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:24,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:24,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:24,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:24,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:24,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:24,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:24,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:24,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:24,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:24,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:24,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:24,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:24,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:24,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:24,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:24,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:24,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:24,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:24,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:24,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:24,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:24,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:24,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:24,676 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:24,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:24,681 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:24,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:24,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:24,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:24,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:24,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:24,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:24,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:24,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:24,699 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:53:24,742 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:24,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:24,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:24,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:24,750 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:24,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:24,752 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:24,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:24,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:24,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:24,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:24,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:24,758 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:24,758 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:53:24,758 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:53:24,759 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:24,759 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:24,759 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:24,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:24,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:24,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:24,762 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:24,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:24,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:24,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:24,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:24,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:24,765 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:53:24,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:53:24,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:24,768 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:53:24,770 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 -> 55ae3265c2fd6bff19b47c950a2596cee0d26bde [2019-11-24 20:53:25,314 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:25,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:25,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:25,356 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:25,358 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:25,359 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label12.c [2019-11-24 20:53:25,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d682bb9eb/9b9b6cf1b815417e9f8cca8d6d8e7a57/FLAGb2fd5e897 [2019-11-24 20:53:27,226 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:27,231 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label12.c [2019-11-24 20:53:27,321 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d682bb9eb/9b9b6cf1b815417e9f8cca8d6d8e7a57/FLAGb2fd5e897 [2019-11-24 20:53:27,356 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d682bb9eb/9b9b6cf1b815417e9f8cca8d6d8e7a57 [2019-11-24 20:53:27,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:27,369 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:27,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:27,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:27,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:27,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:27" (1/1) ... [2019-11-24 20:53:27,390 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 08:53:27, skipping insertion in model container [2019-11-24 20:53:27,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:27" (1/1) ... [2019-11-24 20:53:27,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:27,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:31,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:31,786 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:34,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:34,376 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:34,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:34 WrapperNode [2019-11-24 20:53:34,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:34,379 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:34,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:34,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:34,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:34" (1/1) ... [2019-11-24 20:53:34,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:34" (1/1) ... [2019-11-24 20:53:34,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:34,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:34,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:34,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:34,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:34" (1/1) ... [2019-11-24 20:53:34,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:34" (1/1) ... [2019-11-24 20:53:35,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:34" (1/1) ... [2019-11-24 20:53:35,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:34" (1/1) ... [2019-11-24 20:53:35,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:34" (1/1) ... [2019-11-24 20:53:35,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:34" (1/1) ... [2019-11-24 20:53:35,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:34" (1/1) ... [2019-11-24 20:53:35,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:35,565 INFO L168 Benchmark]: Toolchain (without parser) took 8189.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 880.4 MB in the end (delta: 64.1 MB). Peak memory consumption was 64.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:35,567 INFO L168 Benchmark]: CDTParser took 2.19 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 20:53:35,569 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7004.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 959.9 MB in the end (delta: -15.4 MB). Peak memory consumption was 265.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:35,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 558.96 ms. Allocated memory is still 1.0 GB. Free memory was 959.9 MB in the beginning and 914.4 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:35,575 INFO L168 Benchmark]: Boogie Preprocessor took 618.67 ms. Allocated memory is still 1.0 GB. Free memory was 914.4 MB in the beginning and 880.4 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:35,587 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.19 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 7004.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 959.9 MB in the end (delta: -15.4 MB). Peak memory consumption was 265.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 558.96 ms. Allocated memory is still 1.0 GB. Free memory was 959.9 MB in the beginning and 914.4 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 618.67 ms. Allocated memory is still 1.0 GB. Free memory was 914.4 MB in the beginning and 880.4 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...