./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label24.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 2feb681f7e65b2e3db5a80d7881c4a1988171c1a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label24.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 2feb681f7e65b2e3db5a80d7881c4a1988171c1a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:34:33,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:33,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:33,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:33,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:33,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:33,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:33,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:33,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:33,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:33,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:33,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:33,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:33,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:33,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:33,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:33,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:33,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:33,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:33,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:33,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:33,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:33,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:33,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:33,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:33,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:33,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:33,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:33,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:33,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:33,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:33,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:33,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:33,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:33,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:33,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:33,721 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:33,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:33,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:33,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:33,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:33,733 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:33,772 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:33,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:33,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:33,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:33,780 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:33,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:33,781 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:33,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:33,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:33,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:33,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:33,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:33,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:33,789 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:33,790 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:33,790 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:33,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:33,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:33,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:33,791 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:33,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:33,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:33,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:33,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:33,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:33,797 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:33,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:33,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:33,797 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 -> 2feb681f7e65b2e3db5a80d7881c4a1988171c1a [2019-11-27 09:34:34,440 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:34,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:34,478 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:34,484 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:34,487 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:34,488 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label24.c [2019-11-27 09:34:34,650 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/270287f22/d66ef310847947d187327420fcc10937/FLAG02d3cf8b8 [2019-11-27 09:34:36,473 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:36,481 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label24.c [2019-11-27 09:34:36,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/270287f22/d66ef310847947d187327420fcc10937/FLAG02d3cf8b8 [2019-11-27 09:34:36,616 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/270287f22/d66ef310847947d187327420fcc10937 [2019-11-27 09:34:36,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:36,627 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:36,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:36,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:36,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:36,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:36" (1/1) ... [2019-11-27 09:34:36,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8bcb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:36, skipping insertion in model container [2019-11-27 09:34:36,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:36" (1/1) ... [2019-11-27 09:34:36,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:36,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:40,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:40,331 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:41,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:41,941 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:41,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41 WrapperNode [2019-11-27 09:34:41,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:41,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:41,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:41,951 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:41,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:42,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:43,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:43,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:43,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:43,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:43,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:43,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:43,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:43,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:44,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:44,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:44,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:44,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:44,970 INFO L168 Benchmark]: Toolchain (without parser) took 8338.40 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 809.5 MB in the end (delta: 135.0 MB). Peak memory consumption was 135.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:44,972 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:34:44,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5314.92 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 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:44,980 INFO L168 Benchmark]: Boogie Procedure Inliner took 1476.68 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.5 MB in the end (delta: -95.9 MB). Peak memory consumption was 138.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:44,988 INFO L168 Benchmark]: Boogie Preprocessor took 1532.80 ms. Allocated memory is still 1.0 GB. Free memory was 875.5 MB in the beginning and 809.5 MB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:44,997 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 5314.92 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 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1476.68 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.5 MB in the end (delta: -95.9 MB). Peak memory consumption was 138.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1532.80 ms. Allocated memory is still 1.0 GB. Free memory was 875.5 MB in the beginning and 809.5 MB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:34:48,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:48,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:48,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:48,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:48,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:48,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:48,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:48,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:48,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:49,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:49,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:49,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:49,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:49,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:49,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:49,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:49,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:49,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:49,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:49,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:49,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:49,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:49,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:49,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:49,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:49,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:49,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:49,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:49,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:49,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:49,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:49,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:49,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:49,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:49,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:49,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:49,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:49,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:49,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:49,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:49,094 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:49,151 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:49,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:49,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:49,159 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:49,161 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:49,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:49,162 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:49,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:49,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:49,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:49,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:49,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:49,165 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:49,167 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:49,169 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:49,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:49,169 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:49,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:49,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:49,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:49,172 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:49,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:49,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:49,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:49,175 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:49,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:49,177 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:49,177 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:49,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:49,179 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:49,182 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 -> 2feb681f7e65b2e3db5a80d7881c4a1988171c1a [2019-11-27 09:34:49,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:49,784 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:49,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:49,797 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:49,799 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:49,804 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label24.c [2019-11-27 09:34:49,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b735c6d3/2347160494e949ad88a1a654581a5dec/FLAGcf983dd90 [2019-11-27 09:34:51,570 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:51,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label24.c [2019-11-27 09:34:51,656 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b735c6d3/2347160494e949ad88a1a654581a5dec/FLAGcf983dd90 [2019-11-27 09:34:51,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b735c6d3/2347160494e949ad88a1a654581a5dec [2019-11-27 09:34:51,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:51,709 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:51,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:51,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:51,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:51,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:51" (1/1) ... [2019-11-27 09:34:51,735 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 27.11 09:34:51, skipping insertion in model container [2019-11-27 09:34:51,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:51" (1/1) ... [2019-11-27 09:34:51,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:52,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:55,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:55,672 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:57,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:57,491 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:57,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57 WrapperNode [2019-11-27 09:34:57,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:57,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:57,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:57,499 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:57,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:57,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:58,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:58,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:58,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:58,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:58,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:58,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:58,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:58,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:58,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:58,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:58,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:58,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:58,989 INFO L168 Benchmark]: Toolchain (without parser) took 7276.38 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 887.7 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:58,991 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:34:58,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5780.91 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 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:58,996 INFO L168 Benchmark]: Boogie Procedure Inliner took 875.01 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 921.4 MB in the end (delta: -204.8 MB). Peak memory consumption was 38.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:59,002 INFO L168 Benchmark]: Boogie Preprocessor took 608.96 ms. Allocated memory is still 1.0 GB. Free memory was 921.4 MB in the beginning and 887.7 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:59,011 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 5780.91 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 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 875.01 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 921.4 MB in the end (delta: -204.8 MB). Peak memory consumption was 38.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 608.96 ms. Allocated memory is still 1.0 GB. Free memory was 921.4 MB in the beginning and 887.7 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...