./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label02.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/Problem12_label02.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 89b4b316a6e7d7d44d1eb364bfd2688d1d3b8d3f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label02.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 89b4b316a6e7d7d44d1eb364bfd2688d1d3b8d3f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:38:16,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:16,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:17,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:17,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:17,028 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:17,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:17,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:17,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:17,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:17,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:17,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:17,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:17,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:17,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:17,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:17,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:17,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:17,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:17,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:17,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:17,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:17,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:17,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:17,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:17,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:17,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:17,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:17,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:17,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:17,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:17,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:17,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:17,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:17,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:17,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:17,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:17,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:17,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:17,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:17,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:17,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:38:17,233 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:17,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:17,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:17,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:17,244 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:17,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:17,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:17,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:38:17,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:17,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:17,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:17,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:17,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:17,252 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:17,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:17,253 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:17,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:17,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:17,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:17,257 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:17,257 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:17,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:17,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:17,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:17,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:17,262 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:38:17,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:38:17,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:17,264 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 -> 89b4b316a6e7d7d44d1eb364bfd2688d1d3b8d3f [2019-11-25 22:38:17,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:17,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:17,988 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:17,996 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:17,996 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:18,000 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label02.c [2019-11-25 22:38:18,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/425d6a3cb/6f491cfda71544a3aee02af4e8bbace7/FLAGd511e39dd [2019-11-25 22:38:19,749 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:19,752 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label02.c [2019-11-25 22:38:19,822 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/425d6a3cb/6f491cfda71544a3aee02af4e8bbace7/FLAGd511e39dd [2019-11-25 22:38:19,859 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/425d6a3cb/6f491cfda71544a3aee02af4e8bbace7 [2019-11-25 22:38:19,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:19,870 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:19,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:19,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:19,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:19,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:19" (1/1) ... [2019-11-25 22:38:19,896 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 25.11 10:38:19, skipping insertion in model container [2019-11-25 22:38:19,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:19" (1/1) ... [2019-11-25 22:38:19,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:20,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:23,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:23,210 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:24,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:24,671 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:24,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:24 WrapperNode [2019-11-25 22:38:24,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:24,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:24,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:24,677 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:24,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:24" (1/1) ... [2019-11-25 22:38:24,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:24" (1/1) ... [2019-11-25 22:38:25,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:25,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:25,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:25,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:25,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:24" (1/1) ... [2019-11-25 22:38:25,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:24" (1/1) ... [2019-11-25 22:38:25,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:24" (1/1) ... [2019-11-25 22:38:25,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:24" (1/1) ... [2019-11-25 22:38:25,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:24" (1/1) ... [2019-11-25 22:38:26,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:24" (1/1) ... [2019-11-25 22:38:26,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:24" (1/1) ... [2019-11-25 22:38:27,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:27,084 INFO L168 Benchmark]: Toolchain (without parser) took 7207.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 913.0 MB in the end (delta: 35.8 MB). Peak memory consumption was 316.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:27,085 INFO L168 Benchmark]: CDTParser took 0.50 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 22:38:27,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4800.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 826.5 MB in the end (delta: 122.3 MB). Peak memory consumption was 122.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:27,093 INFO L168 Benchmark]: Boogie Procedure Inliner took 787.65 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 757.8 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:27,098 INFO L168 Benchmark]: Boogie Preprocessor took 1610.12 ms. Allocated memory is still 1.0 GB. Free memory was 757.8 MB in the beginning and 913.0 MB in the end (delta: -155.2 MB). Peak memory consumption was 125.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:27,110 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 4800.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 826.5 MB in the end (delta: 122.3 MB). Peak memory consumption was 122.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 787.65 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 757.8 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1610.12 ms. Allocated memory is still 1.0 GB. Free memory was 757.8 MB in the beginning and 913.0 MB in the end (delta: -155.2 MB). Peak memory consumption was 125.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:38:31,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:31,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:31,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:31,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:31,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:31,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:31,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:31,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:31,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:31,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:31,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:31,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:31,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:31,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:31,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:31,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:31,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:31,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:31,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:31,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:31,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:31,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:31,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:31,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:31,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:31,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:31,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:31,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:31,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:31,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:31,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:31,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:31,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:31,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:31,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:31,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:31,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:31,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:31,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:31,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:31,307 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:38:31,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:31,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:31,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:31,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:31,353 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:31,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:31,356 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:31,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:31,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:31,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:31,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:31,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:31,361 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:38:31,361 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:38:31,362 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:31,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:31,362 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:31,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:31,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:31,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:31,363 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:31,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:31,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:31,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:31,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:31,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:31,368 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:38:31,369 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:38:31,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:31,369 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:38:31,371 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 -> 89b4b316a6e7d7d44d1eb364bfd2688d1d3b8d3f [2019-11-25 22:38:32,028 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:32,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:32,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:32,068 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:32,072 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:32,074 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label02.c [2019-11-25 22:38:32,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebf9a2b16/38069ce6676c4ea59fc5cbe5bd9bd5f6/FLAG6249de70d [2019-11-25 22:38:33,858 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:33,860 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label02.c [2019-11-25 22:38:33,941 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebf9a2b16/38069ce6676c4ea59fc5cbe5bd9bd5f6/FLAG6249de70d [2019-11-25 22:38:33,977 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebf9a2b16/38069ce6676c4ea59fc5cbe5bd9bd5f6 [2019-11-25 22:38:33,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:33,990 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:33,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:33,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:34,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:34,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:33" (1/1) ... [2019-11-25 22:38:34,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:34, skipping insertion in model container [2019-11-25 22:38:34,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:33" (1/1) ... [2019-11-25 22:38:34,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:34,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:37,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:37,702 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:39,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:39,464 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:39,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39 WrapperNode [2019-11-25 22:38:39,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:39,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:39,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:39,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:39,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:39,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:40,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:40,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:40,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:40,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:40,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:40,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:40,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:40,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:40,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:40,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:40,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:40,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:40,954 INFO L168 Benchmark]: Toolchain (without parser) took 6958.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 940.4 MB in the end (delta: 15.6 MB). Peak memory consumption was 290.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:40,955 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-25 22:38:40,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5472.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:40,961 INFO L168 Benchmark]: Boogie Procedure Inliner took 598.33 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:40,966 INFO L168 Benchmark]: Boogie Preprocessor took 877.13 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 940.4 MB in the end (delta: -205.5 MB). Peak memory consumption was 69.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:40,976 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 5472.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 598.33 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 877.13 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 940.4 MB in the end (delta: -205.5 MB). Peak memory consumption was 69.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...