./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label12.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b5c6b8316fe3005137d926d381b455230e5ce2ce .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label12.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b5c6b8316fe3005137d926d381b455230e5ce2ce .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:29,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:29,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:29,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:29,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:29,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:29,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:29,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:29,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:29,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:29,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:29,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:29,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:29,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:29,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:29,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:29,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:29,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:29,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:29,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:29,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:30,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:30,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:30,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:30,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:30,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:30,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:30,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:30,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:30,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:30,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:30,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:30,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:30,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:30,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:30,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:30,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:30,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:30,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:30,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:30,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:30,051 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:30,089 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:30,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:30,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:30,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:30,096 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:30,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:30,100 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:30,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:30,100 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:30,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:30,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:30,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:30,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:30,106 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:30,107 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:30,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:30,107 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:30,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:30,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:30,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:30,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:30,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:30,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:30,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:30,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:30,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:30,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:30,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:30,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:30,114 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 -> b5c6b8316fe3005137d926d381b455230e5ce2ce [2019-11-24 20:55:30,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:30,807 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:30,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:30,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:30,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:30,821 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label12.c [2019-11-24 20:55:30,980 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5d47d3c7/9ab6c12a9bf240fdbff97f5b6aedbbd7/FLAG5b5faa9fa [2019-11-24 20:55:32,400 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:32,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label12.c [2019-11-24 20:55:32,456 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5d47d3c7/9ab6c12a9bf240fdbff97f5b6aedbbd7/FLAG5b5faa9fa [2019-11-24 20:55:32,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5d47d3c7/9ab6c12a9bf240fdbff97f5b6aedbbd7 [2019-11-24 20:55:32,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:32,663 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:32,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:32,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:32,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:32,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:32" (1/1) ... [2019-11-24 20:55:32,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:32, skipping insertion in model container [2019-11-24 20:55:32,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:32" (1/1) ... [2019-11-24 20:55:32,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:32,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:34,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:34,563 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:35,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:35,137 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:35,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:35 WrapperNode [2019-11-24 20:55:35,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:35,142 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:35,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:35,147 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:35,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:35" (1/1) ... [2019-11-24 20:55:35,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:35" (1/1) ... [2019-11-24 20:55:35,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:35,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:35,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:35,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:35,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:35" (1/1) ... [2019-11-24 20:55:35,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:35" (1/1) ... [2019-11-24 20:55:35,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:35" (1/1) ... [2019-11-24 20:55:35,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:35" (1/1) ... [2019-11-24 20:55:35,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:35" (1/1) ... [2019-11-24 20:55:35,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:35" (1/1) ... [2019-11-24 20:55:35,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:35" (1/1) ... [2019-11-24 20:55:35,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:35,759 INFO L168 Benchmark]: Toolchain (without parser) took 3089.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 905.9 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:35,760 INFO L168 Benchmark]: CDTParser took 0.93 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:55:35,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2472.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 946.3 MB in the end (delta: 11.1 MB). Peak memory consumption was 48.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:35,766 INFO L168 Benchmark]: Boogie Procedure Inliner took 324.58 ms. Allocated memory is still 1.0 GB. Free memory was 946.3 MB in the beginning and 923.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:35,770 INFO L168 Benchmark]: Boogie Preprocessor took 281.91 ms. Allocated memory is still 1.0 GB. Free memory was 923.4 MB in the beginning and 905.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:35,783 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 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 2472.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 946.3 MB in the end (delta: 11.1 MB). Peak memory consumption was 48.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 324.58 ms. Allocated memory is still 1.0 GB. Free memory was 946.3 MB in the beginning and 923.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 281.91 ms. Allocated memory is still 1.0 GB. Free memory was 923.4 MB in the beginning and 905.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:39,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:39,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:39,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:39,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:39,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:39,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:39,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:39,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:39,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:39,916 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:39,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:39,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:39,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:39,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:39,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:39,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:39,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:39,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:39,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:39,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:39,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:39,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:39,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:39,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:39,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:39,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:39,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:39,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:39,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:39,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:39,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:39,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:40,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:40,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:40,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:40,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:40,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:40,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:40,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:40,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:40,016 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:40,052 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:40,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:40,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:40,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:40,060 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:40,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:40,061 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:40,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:40,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:40,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:40,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:40,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:40,068 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:40,068 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:40,069 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:40,069 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:40,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:40,070 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:40,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:40,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:40,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:40,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:40,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:40,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:40,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:40,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:40,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:40,075 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:40,076 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:40,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:40,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:40,079 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 -> b5c6b8316fe3005137d926d381b455230e5ce2ce [2019-11-24 20:55:40,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:40,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:40,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:40,726 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:40,731 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:40,732 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label12.c [2019-11-24 20:55:40,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3630cb4d/f562cbc4cc6d4e1698a5569d66affb2f/FLAG514775ef1 [2019-11-24 20:55:42,333 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:42,335 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label12.c [2019-11-24 20:55:42,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3630cb4d/f562cbc4cc6d4e1698a5569d66affb2f/FLAG514775ef1 [2019-11-24 20:55:42,422 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3630cb4d/f562cbc4cc6d4e1698a5569d66affb2f [2019-11-24 20:55:42,433 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:42,438 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:42,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:42,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:42,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:42,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:42" (1/1) ... [2019-11-24 20:55:42,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:42, skipping insertion in model container [2019-11-24 20:55:42,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:42" (1/1) ... [2019-11-24 20:55:42,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:42,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:44,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:44,472 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:45,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:45,077 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:45,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45 WrapperNode [2019-11-24 20:55:45,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:45,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:45,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:45,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:45,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:45,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:45,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:45,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:45,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:45,580 INFO L168 Benchmark]: Toolchain (without parser) took 3141.61 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:45,581 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:55:45,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2638.69 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 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:45,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 265.99 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:45,590 INFO L168 Benchmark]: Boogie Preprocessor took 227.75 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:45,600 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2638.69 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 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 265.99 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.75 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 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...