./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label51.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/Problem11_label51.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 87e06eff0c688d99010d5e1a8a1b04bb6a677275 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem11_label51.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 87e06eff0c688d99010d5e1a8a1b04bb6a677275 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:33:17,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:17,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:17,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:17,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:17,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:17,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:17,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:17,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:17,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:17,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:17,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:17,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:17,769 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:17,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:17,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:17,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:17,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:17,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:17,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:17,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:17,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:17,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:17,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:17,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:17,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:17,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:17,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:17,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:17,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:17,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:17,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:17,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:17,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:17,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:17,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:17,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:17,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:17,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:17,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:17,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:17,858 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:17,895 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:17,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:17,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:17,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:17,901 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:17,901 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:17,901 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:17,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:17,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:17,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:17,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:17,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:17,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:17,907 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:17,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:17,909 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:17,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:17,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:17,912 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:17,912 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:17,913 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:17,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:17,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:17,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:17,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:17,915 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:17,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:17,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:17,917 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 -> 87e06eff0c688d99010d5e1a8a1b04bb6a677275 [2019-11-27 09:33:18,493 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:18,525 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:18,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:18,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:18,548 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:18,553 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label51.c [2019-11-27 09:33:18,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84123e48a/15046a5907fe4651912e6bb9a2f988d8/FLAG20a7c2c80 [2019-11-27 09:33:20,067 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:20,072 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label51.c [2019-11-27 09:33:20,109 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84123e48a/15046a5907fe4651912e6bb9a2f988d8/FLAG20a7c2c80 [2019-11-27 09:33:20,148 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84123e48a/15046a5907fe4651912e6bb9a2f988d8 [2019-11-27 09:33:20,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:20,162 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:20,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:20,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:20,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:20,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:20" (1/1) ... [2019-11-27 09:33:20,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:20, skipping insertion in model container [2019-11-27 09:33:20,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:20" (1/1) ... [2019-11-27 09:33:20,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:20,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:21,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:21,721 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:22,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:22,121 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:22,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22 WrapperNode [2019-11-27 09:33:22,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:22,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:22,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:22,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:22,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,206 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:22,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:22,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:22,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:22,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:22,653 INFO L168 Benchmark]: Toolchain (without parser) took 2483.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:22,654 INFO L168 Benchmark]: CDTParser took 0.47 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 09:33:22,656 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1961.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:22,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.12 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 933.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:22,662 INFO L168 Benchmark]: Boogie Preprocessor took 237.92 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:22,673 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 1961.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.12 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 933.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 237.92 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 09:33:26,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:26,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:26,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:26,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:26,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:26,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:26,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:26,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:26,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:26,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:26,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:26,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:26,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:26,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:26,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:26,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:26,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:26,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:26,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:26,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:26,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:26,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:26,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:26,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:26,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:26,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:26,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:26,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:26,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:26,635 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:26,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:26,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:26,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:26,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:26,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:26,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:26,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:26,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:26,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:26,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:26,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:26,705 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:26,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:26,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:26,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:26,719 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:26,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:26,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:26,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:26,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:26,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:26,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:26,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:26,723 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:26,724 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:26,724 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:26,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:26,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:26,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:26,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:26,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:26,730 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:26,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:26,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:26,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:26,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:26,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:26,734 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:26,735 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:26,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:26,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:26,737 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 -> 87e06eff0c688d99010d5e1a8a1b04bb6a677275 [2019-11-27 09:33:27,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:27,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:27,417 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:27,422 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:27,422 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:27,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label51.c [2019-11-27 09:33:27,581 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/579781a3d/94cb40301e35424eb9bb0fd9f6f8366f/FLAG7126e900b [2019-11-27 09:33:28,849 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:28,854 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label51.c [2019-11-27 09:33:28,891 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/579781a3d/94cb40301e35424eb9bb0fd9f6f8366f/FLAG7126e900b [2019-11-27 09:33:29,249 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/579781a3d/94cb40301e35424eb9bb0fd9f6f8366f [2019-11-27 09:33:29,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:29,263 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:29,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:29,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:29,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:29,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:29" (1/1) ... [2019-11-27 09:33:29,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:29, skipping insertion in model container [2019-11-27 09:33:29,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:29" (1/1) ... [2019-11-27 09:33:29,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:29,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:31,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:31,071 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:31,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:31,756 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:31,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31 WrapperNode [2019-11-27 09:33:31,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:31,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:31,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:31,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:31,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:31,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:32,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:32,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:32,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:32,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:32,232 INFO L168 Benchmark]: Toolchain (without parser) took 2965.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 941.7 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,233 INFO L168 Benchmark]: CDTParser took 2.84 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 09:33:32,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2491.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 958.9 MB in the end (delta: -4.4 MB). Peak memory consumption was 47.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.49 ms. Allocated memory is still 1.0 GB. Free memory was 958.9 MB in the beginning and 947.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,241 INFO L168 Benchmark]: Boogie Preprocessor took 214.34 ms. Allocated memory is still 1.0 GB. Free memory was 947.5 MB in the beginning and 941.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,252 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.84 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 2491.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 958.9 MB in the end (delta: -4.4 MB). Peak memory consumption was 47.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.49 ms. Allocated memory is still 1.0 GB. Free memory was 958.9 MB in the beginning and 947.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.34 ms. Allocated memory is still 1.0 GB. Free memory was 947.5 MB in the beginning and 941.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...