./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem14_label50.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 84719fa7c370f946c431f46475b54ba30487ebc7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label50.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 84719fa7c370f946c431f46475b54ba30487ebc7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:38,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:38,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:38,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:38,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:38,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:38,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:38,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:38,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:38,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:38,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:38,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:38,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:38,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:38,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:38,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:38,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:38,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:38,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:38,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:38,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:38,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:38,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:38,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:38,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:38,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:38,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:38,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:38,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:38,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:38,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:38,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:38,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:38,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:38,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:38,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:38,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:38,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:38,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:38,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:38,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:38,815 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:38,869 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:38,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:38,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:38,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:38,878 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:38,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:38,879 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:38,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:38,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:38,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:38,881 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:38,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:38,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:38,883 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:38,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:38,884 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:38,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:38,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:38,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:38,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:38,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:38,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:38,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:38,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:38,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:38,889 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:38,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:38,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:38,891 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 -> 84719fa7c370f946c431f46475b54ba30487ebc7 [2019-11-26 16:48:39,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:39,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:39,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:39,502 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:39,503 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:39,504 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label50.c [2019-11-26 16:48:39,656 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57134ba4d/59e725a0fc08428689120f4c4f9b2307/FLAGe590ca0ee [2019-11-26 16:48:40,861 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:40,862 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label50.c [2019-11-26 16:48:40,895 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57134ba4d/59e725a0fc08428689120f4c4f9b2307/FLAGe590ca0ee [2019-11-26 16:48:40,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57134ba4d/59e725a0fc08428689120f4c4f9b2307 [2019-11-26 16:48:40,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:40,948 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:40,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:40,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:40,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:40,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:40" (1/1) ... [2019-11-26 16:48:40,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:40, skipping insertion in model container [2019-11-26 16:48:40,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:40" (1/1) ... [2019-11-26 16:48:40,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:41,112 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:42,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:42,290 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:42,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:42,658 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:42,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:42 WrapperNode [2019-11-26 16:48:42,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:42,665 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:42,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:42,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:42,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:42" (1/1) ... [2019-11-26 16:48:42,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:42" (1/1) ... [2019-11-26 16:48:42,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:42,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:42,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:42,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:42,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:42" (1/1) ... [2019-11-26 16:48:42,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:42" (1/1) ... [2019-11-26 16:48:42,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:42" (1/1) ... [2019-11-26 16:48:42,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:42" (1/1) ... [2019-11-26 16:48:43,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:42" (1/1) ... [2019-11-26 16:48:43,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:42" (1/1) ... [2019-11-26 16:48:43,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:42" (1/1) ... [2019-11-26 16:48:43,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:43,110 INFO L168 Benchmark]: Toolchain (without parser) took 2155.75 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 949.8 MB in the end (delta: 11.9 MB). Peak memory consumption was 12.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:43,111 INFO L168 Benchmark]: CDTParser took 1.64 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. [2019-11-26 16:48:43,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1711.48 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 967.0 MB in the end (delta: -5.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:43,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 235.04 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:43,121 INFO L168 Benchmark]: Boogie Preprocessor took 200.62 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 949.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:43,131 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64 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 1711.48 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 967.0 MB in the end (delta: -5.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 235.04 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.62 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 949.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:47,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:47,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:47,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:47,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:47,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:47,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:47,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:47,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:47,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:47,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:47,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:47,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:47,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:47,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:47,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:47,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:47,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:47,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:47,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:47,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:47,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:47,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:47,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:47,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:47,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:47,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:47,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:47,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:47,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:47,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:47,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:47,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:47,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:47,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:47,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:47,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:47,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:47,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:47,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:47,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:47,346 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:47,381 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:47,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:47,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:47,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:47,390 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:47,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:47,391 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:47,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:47,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:47,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:47,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:47,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:47,396 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:47,396 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:47,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:47,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:47,399 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:47,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:47,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:47,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:47,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:47,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:47,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:47,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:47,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:47,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:47,405 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:47,406 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:47,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:47,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:47,408 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 -> 84719fa7c370f946c431f46475b54ba30487ebc7 [2019-11-26 16:48:47,952 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:47,983 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:47,992 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:47,995 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:47,998 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:48,000 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label50.c [2019-11-26 16:48:48,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13a208b74/12d99407a0314f66b9c2f9c3113ef159/FLAG200086fdf [2019-11-26 16:48:49,365 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:49,373 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label50.c [2019-11-26 16:48:49,406 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13a208b74/12d99407a0314f66b9c2f9c3113ef159/FLAG200086fdf [2019-11-26 16:48:49,827 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13a208b74/12d99407a0314f66b9c2f9c3113ef159 [2019-11-26 16:48:49,839 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:49,841 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:49,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:49,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:49,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:49,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:49" (1/1) ... [2019-11-26 16:48:49,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:49, skipping insertion in model container [2019-11-26 16:48:49,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:49" (1/1) ... [2019-11-26 16:48:49,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:50,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:51,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:51,281 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:51,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:51,687 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:51,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51 WrapperNode [2019-11-26 16:48:51,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:51,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:51,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:51,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:51,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:51,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:51,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:51,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:51,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:51,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:51,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:51,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:51,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:51,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:52,192 INFO L168 Benchmark]: Toolchain (without parser) took 2349.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.3 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:52,199 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:48:52,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1845.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 971.8 MB in the end (delta: -4.4 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:52,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 254.44 ms. Allocated memory is still 1.0 GB. Free memory was 971.8 MB in the beginning and 966.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:52,213 INFO L168 Benchmark]: Boogie Preprocessor took 241.42 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:52,222 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1845.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 971.8 MB in the end (delta: -4.4 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 254.44 ms. Allocated memory is still 1.0 GB. Free memory was 971.8 MB in the beginning and 966.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 241.42 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.3 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...