./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label48.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 445375ab232bbd8f102389528d7e513e7262690f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label48.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 445375ab232bbd8f102389528d7e513e7262690f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:28,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:28,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:28,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:28,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:28,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:28,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:28,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:28,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:28,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:28,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:28,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:28,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:28,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:28,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:28,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:28,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:28,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:28,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:28,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:28,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:28,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:28,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:28,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:28,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:28,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:28,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:28,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:28,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:28,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:28,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:28,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:28,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:28,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:28,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:28,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:28,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:28,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:28,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:28,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:28,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:28,228 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:28,268 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:28,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:28,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:28,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:28,274 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:28,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:28,275 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:28,275 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:28,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:28,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:28,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:28,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:28,279 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:28,280 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:28,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:28,280 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:28,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:28,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:28,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:28,283 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:28,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:28,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:28,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:28,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:28,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:28,286 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:28,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:28,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:28,288 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 -> 445375ab232bbd8f102389528d7e513e7262690f [2019-11-27 09:36:28,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:28,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:28,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:28,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:28,891 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:28,894 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label48.c [2019-11-27 09:36:29,051 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d473c075/183cf8ed04864fd288cabf591a48c8b1/FLAG3c5965633 [2019-11-27 09:36:30,583 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:30,589 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label48.c [2019-11-27 09:36:30,641 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d473c075/183cf8ed04864fd288cabf591a48c8b1/FLAG3c5965633 [2019-11-27 09:36:30,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d473c075/183cf8ed04864fd288cabf591a48c8b1 [2019-11-27 09:36:30,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:30,695 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:30,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:30,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:30,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:30,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:30" (1/1) ... [2019-11-27 09:36:30,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e45741f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:30, skipping insertion in model container [2019-11-27 09:36:30,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:30" (1/1) ... [2019-11-27 09:36:30,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:30,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:32,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:32,648 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:33,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:33,245 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:33,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:33 WrapperNode [2019-11-27 09:36:33,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:33,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:33,250 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:33,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:33,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:33" (1/1) ... [2019-11-27 09:36:33,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:33" (1/1) ... [2019-11-27 09:36:33,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:33,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:33,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:33,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:33,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:33" (1/1) ... [2019-11-27 09:36:33,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:33" (1/1) ... [2019-11-27 09:36:33,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:33" (1/1) ... [2019-11-27 09:36:33,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:33" (1/1) ... [2019-11-27 09:36:33,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:33" (1/1) ... [2019-11-27 09:36:34,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:33" (1/1) ... [2019-11-27 09:36:34,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:33" (1/1) ... [2019-11-27 09:36:34,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:34,210 INFO L168 Benchmark]: Toolchain (without parser) took 3511.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.8 MB in the end (delta: 98.1 MB). Peak memory consumption was 98.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:34,210 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:34,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2547.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:34,215 INFO L168 Benchmark]: Boogie Procedure Inliner took 442.40 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:34,220 INFO L168 Benchmark]: Boogie Preprocessor took 511.43 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:34,232 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2547.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 442.40 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 511.43 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:38,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:38,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:38,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:38,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:38,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:38,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:38,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:38,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:38,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:38,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:38,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:38,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:38,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:38,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:38,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:38,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:38,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:38,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:38,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:38,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:38,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:38,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:38,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:38,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:38,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:38,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:38,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:38,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:38,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:38,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:38,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:38,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:38,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:38,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:38,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:38,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:38,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:38,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:38,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:38,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:38,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:38,318 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:38,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:38,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:38,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:38,326 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:38,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:38,326 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:38,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:38,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:38,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:38,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:38,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:38,330 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:38,331 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:38,334 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:38,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:38,334 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:38,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:38,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:38,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:38,336 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:38,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:38,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:38,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:38,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:38,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:38,339 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:38,340 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:38,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:38,340 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:38,342 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 -> 445375ab232bbd8f102389528d7e513e7262690f [2019-11-27 09:36:38,964 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:38,992 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:39,001 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:39,003 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:39,006 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:39,008 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label48.c [2019-11-27 09:36:39,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1abbd29ae/522cc2bfd4344423b443d85da12a9589/FLAGf901d06fb [2019-11-27 09:36:40,616 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:40,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label48.c [2019-11-27 09:36:40,673 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1abbd29ae/522cc2bfd4344423b443d85da12a9589/FLAGf901d06fb [2019-11-27 09:36:40,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1abbd29ae/522cc2bfd4344423b443d85da12a9589 [2019-11-27 09:36:40,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:40,735 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:40,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:40,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:40,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:40,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:40" (1/1) ... [2019-11-27 09:36:40,766 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 27.11 09:36:40, skipping insertion in model container [2019-11-27 09:36:40,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:40" (1/1) ... [2019-11-27 09:36:40,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:40,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:43,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:43,101 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:43,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:43,918 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:43,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43 WrapperNode [2019-11-27 09:36:43,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:43,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:43,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:43,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:43,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:44,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:44,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:44,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:44,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:44,497 INFO L168 Benchmark]: Toolchain (without parser) took 3759.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 852.1 MB in the end (delta: 109.5 MB). Peak memory consumption was 109.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,498 INFO L168 Benchmark]: CDTParser took 0.89 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. [2019-11-27 09:36:44,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3180.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 289.66 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,507 INFO L168 Benchmark]: Boogie Preprocessor took 276.71 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,517 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 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 3180.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 289.66 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 276.71 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 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...