./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem13_label19.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 132ee5bd8910698829390142291d6e0f6423571f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_label19.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 132ee5bd8910698829390142291d6e0f6423571f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:56:21,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:21,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:21,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:21,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:21,069 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:21,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:21,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:21,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:21,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:21,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:21,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:21,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:21,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:21,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:21,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:21,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:21,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:21,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:21,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:21,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:21,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:21,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:21,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:21,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:21,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:21,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:21,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:21,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:21,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:21,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:21,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:21,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:21,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:21,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:21,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:21,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:21,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:21,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:21,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:21,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:21,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:21,246 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:21,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:21,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:21,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:21,260 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:21,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:21,261 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:21,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:21,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:21,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:21,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:21,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:21,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:21,267 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:21,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:21,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:21,268 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:21,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:21,269 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:21,272 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:21,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:21,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:21,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:21,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:21,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:21,274 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:21,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:21,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:21,275 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 -> 132ee5bd8910698829390142291d6e0f6423571f [2019-11-27 15:56:21,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:21,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:21,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:21,847 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:21,853 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:21,854 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label19.c [2019-11-27 15:56:22,016 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd041b73f/6d6e5a128b004cbab01178d4eca6966c/FLAG91ddd7074 [2019-11-27 15:56:23,648 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:23,656 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label19.c [2019-11-27 15:56:23,740 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd041b73f/6d6e5a128b004cbab01178d4eca6966c/FLAG91ddd7074 [2019-11-27 15:56:23,782 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd041b73f/6d6e5a128b004cbab01178d4eca6966c [2019-11-27 15:56:23,788 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:23,795 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:23,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:23,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:23,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:23,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:23" (1/1) ... [2019-11-27 15:56:23,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:23, skipping insertion in model container [2019-11-27 15:56:23,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:23" (1/1) ... [2019-11-27 15:56:23,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:24,199 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:27,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:27,536 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:29,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:29,434 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:29,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29 WrapperNode [2019-11-27 15:56:29,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:29,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:29,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:29,445 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:29,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:29,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:30,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:30,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:30,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:30,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:31,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:31,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:31,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:31,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:31,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:32,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:32,062 INFO L168 Benchmark]: Toolchain (without parser) took 8253.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 806.7 MB in the end (delta: 137.8 MB). Peak memory consumption was 137.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:32,066 INFO L168 Benchmark]: CDTParser took 0.60 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 15:56:32,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5642.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:32,071 INFO L168 Benchmark]: Boogie Procedure Inliner took 1420.47 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 873.7 MB in the end (delta: -99.8 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:32,075 INFO L168 Benchmark]: Boogie Preprocessor took 1178.87 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 806.7 MB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:32,087 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 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 5642.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1420.47 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 873.7 MB in the end (delta: -99.8 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1178.87 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 806.7 MB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 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 0.1.24-509859d [2019-11-27 15:56:36,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:36,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:36,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:36,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:36,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:36,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:36,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:36,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:36,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:36,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:36,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:36,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:36,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:36,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:36,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:36,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:36,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:36,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:36,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:36,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:36,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:36,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:36,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:36,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:36,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:36,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:36,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:36,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:36,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:36,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:36,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:36,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:36,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:36,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:36,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:36,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:36,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:36,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:36,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:36,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:36,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:36,224 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:36,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:36,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:36,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:36,230 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:36,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:36,233 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:36,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:36,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:36,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:36,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:36,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:36,238 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:36,238 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:36,239 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:36,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:36,239 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:36,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:36,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:36,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:36,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:36,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:36,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:36,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:36,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:36,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:36,246 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:36,246 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:36,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:36,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:36,250 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 -> 132ee5bd8910698829390142291d6e0f6423571f [2019-11-27 15:56:36,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:36,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:36,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:36,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:36,816 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:36,817 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label19.c [2019-11-27 15:56:36,964 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842e93282/670529f0be9c4acca63e741b2533114c/FLAG967a3f4ef [2019-11-27 15:56:38,787 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:38,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label19.c [2019-11-27 15:56:38,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842e93282/670529f0be9c4acca63e741b2533114c/FLAG967a3f4ef [2019-11-27 15:56:39,271 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842e93282/670529f0be9c4acca63e741b2533114c [2019-11-27 15:56:39,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:39,285 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:39,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:39,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:39,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:39,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:39" (1/1) ... [2019-11-27 15:56:39,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:39, skipping insertion in model container [2019-11-27 15:56:39,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:39" (1/1) ... [2019-11-27 15:56:39,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:39,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:43,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:43,536 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:45,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:45,785 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:45,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45 WrapperNode [2019-11-27 15:56:45,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:45,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:45,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:45,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:45,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:45,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,366 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:46,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:46,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:46,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:46,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:47,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:47,036 INFO L168 Benchmark]: Toolchain (without parser) took 7745.77 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 879.1 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:47,037 INFO L168 Benchmark]: CDTParser took 0.32 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 15:56:47,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6504.54 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 960.8 MB in the end (delta: -12.0 MB). Peak memory consumption was 268.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:47,042 INFO L168 Benchmark]: Boogie Procedure Inliner took 575.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 913.2 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:47,048 INFO L168 Benchmark]: Boogie Preprocessor took 659.73 ms. Allocated memory is still 1.0 GB. Free memory was 913.2 MB in the beginning and 879.1 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:47,057 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 6504.54 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 960.8 MB in the end (delta: -12.0 MB). Peak memory consumption was 268.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 575.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 913.2 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 659.73 ms. Allocated memory is still 1.0 GB. Free memory was 913.2 MB in the beginning and 879.1 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...