./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label18.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 6af9010f730715f1ee1e74e7262e38cdc79ce702 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label18.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 6af9010f730715f1ee1e74e7262e38cdc79ce702 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:17,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:17,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:17,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:17,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:17,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:17,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:17,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:17,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:17,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:17,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:17,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:17,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:17,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:17,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:17,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:17,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:17,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:17,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:17,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:17,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:17,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:17,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:17,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:17,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:17,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:17,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:17,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:17,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:17,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:17,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:17,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:17,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:17,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:17,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:17,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:17,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:17,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:17,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:17,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:17,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:17,227 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:17,281 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:17,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:17,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:17,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:17,288 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:17,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:17,291 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:17,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:17,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:17,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:17,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:17,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:17,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:17,299 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:17,299 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:17,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:17,300 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:17,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:17,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:17,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:17,301 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:17,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:17,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:17,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:17,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:17,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:17,305 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:17,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:17,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:17,307 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 -> 6af9010f730715f1ee1e74e7262e38cdc79ce702 [2019-11-24 20:52:18,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:18,039 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:18,046 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:18,052 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:18,052 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:18,053 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label18.c [2019-11-24 20:52:18,214 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57d158aac/d25dffc4fd564a5db31a3973b6c45263/FLAG359233c07 [2019-11-24 20:52:19,906 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:19,911 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label18.c [2019-11-24 20:52:19,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57d158aac/d25dffc4fd564a5db31a3973b6c45263/FLAG359233c07 [2019-11-24 20:52:20,032 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57d158aac/d25dffc4fd564a5db31a3973b6c45263 [2019-11-24 20:52:20,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:20,043 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:20,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:20,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:20,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:20,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:20,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20, skipping insertion in model container [2019-11-24 20:52:20,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:20,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:20,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:23,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:23,418 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:24,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:25,002 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:25,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:25 WrapperNode [2019-11-24 20:52:25,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:25,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:25,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:25,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:25,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:25" (1/1) ... [2019-11-24 20:52:25,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:25" (1/1) ... [2019-11-24 20:52:26,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:26,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:26,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:26,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:26,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:25" (1/1) ... [2019-11-24 20:52:26,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:25" (1/1) ... [2019-11-24 20:52:26,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:25" (1/1) ... [2019-11-24 20:52:26,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:25" (1/1) ... [2019-11-24 20:52:26,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:25" (1/1) ... [2019-11-24 20:52:26,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:25" (1/1) ... [2019-11-24 20:52:27,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:25" (1/1) ... [2019-11-24 20:52:27,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:27,442 INFO L168 Benchmark]: Toolchain (without parser) took 7394.86 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 911.3 MB in the end (delta: 44.7 MB). Peak memory consumption was 319.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:27,443 INFO L168 Benchmark]: CDTParser took 2.08 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:52:27,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4959.85 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 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:27,449 INFO L168 Benchmark]: Boogie Procedure Inliner took 1054.55 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 750.6 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:27,453 INFO L168 Benchmark]: Boogie Preprocessor took 1371.86 ms. Allocated memory is still 1.0 GB. Free memory was 750.6 MB in the beginning and 911.3 MB in the end (delta: -160.7 MB). Peak memory consumption was 114.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:27,464 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.08 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 4959.85 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 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1054.55 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 750.6 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1371.86 ms. Allocated memory is still 1.0 GB. Free memory was 750.6 MB in the beginning and 911.3 MB in the end (delta: -160.7 MB). Peak memory consumption was 114.2 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 0.1.24-32f2683 [2019-11-24 20:52:31,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:31,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:31,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:31,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:31,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:31,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:31,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:31,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:31,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:31,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:31,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:31,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:31,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:31,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:31,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:31,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:31,910 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:31,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:31,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:31,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:31,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:31,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:31,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:31,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:31,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:31,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:31,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:31,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:31,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:31,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:31,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:31,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:31,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:31,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:31,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:31,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:31,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:31,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:31,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:31,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:31,999 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:32,057 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:32,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:32,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:32,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:32,069 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:32,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:32,073 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:32,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:32,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:32,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:32,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:32,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:32,078 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:32,081 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:32,082 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:32,082 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:32,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:32,083 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:32,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:32,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:32,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:32,087 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:32,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:32,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:32,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:32,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:32,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:32,092 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:32,093 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:32,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:32,097 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:32,097 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 -> 6af9010f730715f1ee1e74e7262e38cdc79ce702 [2019-11-24 20:52:32,745 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:32,780 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:32,786 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:32,790 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:32,795 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:32,796 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label18.c [2019-11-24 20:52:32,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd0a82aa3/da635e4dfd564781aeccd4ace0ad9661/FLAG9094b827b [2019-11-24 20:52:34,767 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:34,770 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label18.c [2019-11-24 20:52:34,842 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd0a82aa3/da635e4dfd564781aeccd4ace0ad9661/FLAG9094b827b [2019-11-24 20:52:34,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd0a82aa3/da635e4dfd564781aeccd4ace0ad9661 [2019-11-24 20:52:34,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:34,894 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:34,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:34,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:34,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:34,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:34" (1/1) ... [2019-11-24 20:52:34,929 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 24.11 08:52:34, skipping insertion in model container [2019-11-24 20:52:34,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:34" (1/1) ... [2019-11-24 20:52:34,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:35,249 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:38,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:38,600 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:40,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:40,402 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:40,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:40 WrapperNode [2019-11-24 20:52:40,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:40,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:40,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:40,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:40,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:40" (1/1) ... [2019-11-24 20:52:40,571 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:40" (1/1) ... [2019-11-24 20:52:40,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:40,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:40,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:40,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:40,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:40" (1/1) ... [2019-11-24 20:52:40,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:40" (1/1) ... [2019-11-24 20:52:41,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:40" (1/1) ... [2019-11-24 20:52:41,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:40" (1/1) ... [2019-11-24 20:52:41,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:40" (1/1) ... [2019-11-24 20:52:41,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:40" (1/1) ... [2019-11-24 20:52:41,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:40" (1/1) ... [2019-11-24 20:52:41,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:41,795 INFO L168 Benchmark]: Toolchain (without parser) took 6892.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 937.3 MB in the end (delta: 12.9 MB). Peak memory consumption was 285.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:41,799 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:52:41,801 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5498.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:41,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 552.51 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 733.5 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:41,810 INFO L168 Benchmark]: Boogie Preprocessor took 821.67 ms. Allocated memory is still 1.0 GB. Free memory was 733.5 MB in the beginning and 937.3 MB in the end (delta: -203.8 MB). Peak memory consumption was 68.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:41,820 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 5498.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 552.51 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 733.5 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 821.67 ms. Allocated memory is still 1.0 GB. Free memory was 733.5 MB in the beginning and 937.3 MB in the end (delta: -203.8 MB). Peak memory consumption was 68.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...