./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label52.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 4bb3b482390115b2782eac42531403c30b191295 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label52.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 4bb3b482390115b2782eac42531403c30b191295 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:25,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:25,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:25,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:25,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:25,748 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:25,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:25,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:25,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:25,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:25,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:25,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:25,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:25,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:25,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:25,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:25,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:25,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:25,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:25,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:25,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:25,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:25,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:25,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:25,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:25,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:25,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:25,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:25,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:25,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:25,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:25,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:25,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:25,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:25,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:25,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:25,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:25,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:25,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:25,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:25,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:25,849 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:25,877 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:25,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:25,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:25,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:25,884 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:25,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:25,884 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:25,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:25,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:25,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:25,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:25,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:25,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:25,890 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:25,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:25,890 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:25,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:25,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:25,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:25,891 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:25,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:25,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:25,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:25,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:25,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:25,893 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:25,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:25,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:25,895 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 -> 4bb3b482390115b2782eac42531403c30b191295 [2019-11-25 22:41:26,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:26,432 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:26,438 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:26,443 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:26,444 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:26,448 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2019-11-25 22:41:26,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fe8ff0ce/7ca60fa26585460984185146b0174a3d/FLAG77099c63d [2019-11-25 22:41:27,619 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:27,624 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2019-11-25 22:41:27,658 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fe8ff0ce/7ca60fa26585460984185146b0174a3d/FLAG77099c63d [2019-11-25 22:41:28,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fe8ff0ce/7ca60fa26585460984185146b0174a3d [2019-11-25 22:41:28,145 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:28,147 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:28,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:28,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:28,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:28,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:28,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28, skipping insertion in model container [2019-11-25 22:41:28,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:28,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:28,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:29,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:29,580 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:30,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:30,044 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:30,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:30 WrapperNode [2019-11-25 22:41:30,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:30,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:30,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:30,049 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:30,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:30" (1/1) ... [2019-11-25 22:41:30,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:30" (1/1) ... [2019-11-25 22:41:30,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:30,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:30,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:30,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:30,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:30" (1/1) ... [2019-11-25 22:41:30,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:30" (1/1) ... [2019-11-25 22:41:30,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:30" (1/1) ... [2019-11-25 22:41:30,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:30" (1/1) ... [2019-11-25 22:41:30,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:30" (1/1) ... [2019-11-25 22:41:30,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:30" (1/1) ... [2019-11-25 22:41:30,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:30" (1/1) ... [2019-11-25 22:41:30,737 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:30,746 INFO L168 Benchmark]: Toolchain (without parser) took 2592.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 856.4 MB in the end (delta: 99.4 MB). Peak memory consumption was 99.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:30,747 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-25 22:41:30,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1894.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 913.7 MB in the end (delta: 42.1 MB). Peak memory consumption was 42.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:30,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 326.44 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 873.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:30,755 INFO L168 Benchmark]: Boogie Preprocessor took 362.02 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 856.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:30,762 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1894.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 913.7 MB in the end (delta: 42.1 MB). Peak memory consumption was 42.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 326.44 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 873.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 362.02 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 856.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:33,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:33,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:33,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:33,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:33,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:33,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:33,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:33,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:33,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:33,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:33,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:33,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:33,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:33,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:33,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:33,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:33,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:33,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:33,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:33,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:33,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:33,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:33,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:33,710 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:33,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:33,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:33,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:33,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:33,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:33,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:33,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:33,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:33,723 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:33,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:33,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:33,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:33,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:33,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:33,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:33,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:33,733 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:33,762 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:33,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:33,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:33,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:33,766 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:33,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:33,768 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:33,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:33,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:33,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:33,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:33,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:33,772 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:33,773 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:33,773 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:33,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:33,773 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:33,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:33,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:33,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:33,774 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:33,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:33,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:33,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:33,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:33,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:33,777 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:33,777 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:33,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:33,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:33,780 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 -> 4bb3b482390115b2782eac42531403c30b191295 [2019-11-25 22:41:34,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:34,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:34,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:34,288 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:34,292 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:34,293 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2019-11-25 22:41:34,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc2e30009/7166468cdfd044689fbd912abea7b4a2/FLAG0887406ac [2019-11-25 22:41:35,495 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:35,498 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2019-11-25 22:41:35,528 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc2e30009/7166468cdfd044689fbd912abea7b4a2/FLAG0887406ac [2019-11-25 22:41:35,961 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc2e30009/7166468cdfd044689fbd912abea7b4a2 [2019-11-25 22:41:35,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:35,968 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:35,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:35,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:35,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:35,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:35" (1/1) ... [2019-11-25 22:41:35,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:35, skipping insertion in model container [2019-11-25 22:41:35,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:35" (1/1) ... [2019-11-25 22:41:36,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:36,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:37,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:37,651 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:38,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:38,214 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:38,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:38 WrapperNode [2019-11-25 22:41:38,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:38,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:38,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:38,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:38,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:38" (1/1) ... [2019-11-25 22:41:38,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:38" (1/1) ... [2019-11-25 22:41:38,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:38,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:38,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:38,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:38,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:38" (1/1) ... [2019-11-25 22:41:38,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:38" (1/1) ... [2019-11-25 22:41:38,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:38" (1/1) ... [2019-11-25 22:41:38,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:38" (1/1) ... [2019-11-25 22:41:38,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:38" (1/1) ... [2019-11-25 22:41:38,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:38" (1/1) ... [2019-11-25 22:41:38,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:38" (1/1) ... [2019-11-25 22:41:38,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:38,669 INFO L168 Benchmark]: Toolchain (without parser) took 2696.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 852.0 MB in the end (delta: 102.4 MB). Peak memory consumption was 102.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:38,670 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-25 22:41:38,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2244.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 880.8 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:38,675 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.19 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:38,676 INFO L168 Benchmark]: Boogie Preprocessor took 208.39 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:38,686 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 2244.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 880.8 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 234.19 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.39 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 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...