./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label48.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/Problem17_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 ef8ab5031e391d24337e4159b44f33d3c6190871 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_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 ef8ab5031e391d24337e4159b44f33d3c6190871 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:59:42,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:43,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:43,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:43,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:43,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:43,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:43,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:43,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:43,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:43,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:43,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:43,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:43,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:43,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:43,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:43,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:43,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:43,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:43,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:43,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:43,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:43,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:43,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:43,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:43,145 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:43,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:43,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:43,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:43,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:43,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:43,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:43,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:43,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:43,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:43,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:43,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:43,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:43,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:43,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:43,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:43,174 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:43,215 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:43,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:43,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:43,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:43,222 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:43,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:43,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:43,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:43,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:43,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:43,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:43,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:43,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:43,230 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:43,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:43,231 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:43,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:43,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:43,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:43,235 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:43,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:43,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:43,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:43,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:43,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:43,237 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:43,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:43,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:43,238 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 -> ef8ab5031e391d24337e4159b44f33d3c6190871 [2019-11-27 15:59:43,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:43,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:43,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:43,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:43,892 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:43,895 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label48.c [2019-11-27 15:59:44,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fd6850df/5760676291424cc1ba5462464208db28/FLAG6b9ea325a [2019-11-27 15:59:45,617 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:45,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label48.c [2019-11-27 15:59:45,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fd6850df/5760676291424cc1ba5462464208db28/FLAG6b9ea325a [2019-11-27 15:59:45,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fd6850df/5760676291424cc1ba5462464208db28 [2019-11-27 15:59:45,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:45,736 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:45,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:45,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:45,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:45,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,759 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 03:59:45, skipping insertion in model container [2019-11-27 15:59:45,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:45,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:48,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:48,245 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:49,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:49,231 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:49,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49 WrapperNode [2019-11-27 15:59:49,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:49,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:49,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:49,249 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:49,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:50,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:50,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:50,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:50,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:50,847 INFO L168 Benchmark]: Toolchain (without parser) took 5103.34 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 781.6 MB in the end (delta: 174.4 MB). Peak memory consumption was 174.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,848 INFO L168 Benchmark]: CDTParser took 0.36 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 15:59:50,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3493.04 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,854 INFO L168 Benchmark]: Boogie Procedure Inliner took 751.63 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,860 INFO L168 Benchmark]: Boogie Preprocessor took 837.25 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,870 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 3493.04 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 751.63 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 837.25 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 0.1.24-509859d [2019-11-27 15:59:54,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:54,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:54,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:54,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:54,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:54,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:54,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:54,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:54,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:54,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:54,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:54,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:54,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:54,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:54,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:54,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:54,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:54,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:54,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:54,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:54,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:54,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:54,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:54,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:54,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:54,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:54,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:54,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:54,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:54,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:54,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:54,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:54,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:54,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:54,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:54,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:54,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:54,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:54,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:54,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:54,886 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:54,922 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:54,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:54,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:54,931 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:54,931 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:54,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:54,932 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:54,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:54,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:54,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:54,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:54,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:54,936 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:54,939 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:54,939 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:54,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:54,940 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:54,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:54,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:54,941 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:54,941 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:54,942 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:54,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:54,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:54,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:54,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:54,945 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:54,945 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:54,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:54,947 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:54,948 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 -> ef8ab5031e391d24337e4159b44f33d3c6190871 [2019-11-27 15:59:55,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:55,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:55,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:55,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:55,597 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:55,598 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label48.c [2019-11-27 15:59:55,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58bc1543d/9f6c4d77ed45406e84d2e4e9f93a5b2f/FLAG4ec340309 [2019-11-27 15:59:57,286 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:57,289 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label48.c [2019-11-27 15:59:57,339 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58bc1543d/9f6c4d77ed45406e84d2e4e9f93a5b2f/FLAG4ec340309 [2019-11-27 15:59:57,377 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58bc1543d/9f6c4d77ed45406e84d2e4e9f93a5b2f [2019-11-27 15:59:57,389 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:57,393 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:57,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:57,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:57,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:57,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:57, skipping insertion in model container [2019-11-27 15:59:57,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:57,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:00,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:00,184 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:01,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:01,341 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:01,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:01 WrapperNode [2019-11-27 16:00:01,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:01,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:01,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:01,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:01,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:01" (1/1) ... [2019-11-27 16:00:01,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:01" (1/1) ... [2019-11-27 16:00:01,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:01,801 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:01,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:01,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:01,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:01" (1/1) ... [2019-11-27 16:00:01,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:01" (1/1) ... [2019-11-27 16:00:01,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:01" (1/1) ... [2019-11-27 16:00:01,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:01" (1/1) ... [2019-11-27 16:00:02,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:01" (1/1) ... [2019-11-27 16:00:02,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:01" (1/1) ... [2019-11-27 16:00:02,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:01" (1/1) ... [2019-11-27 16:00:02,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:02,265 INFO L168 Benchmark]: Toolchain (without parser) took 4867.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:02,266 INFO L168 Benchmark]: CDTParser took 0.36 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 16:00:02,270 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3946.87 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 822.4 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:02,272 INFO L168 Benchmark]: Boogie Procedure Inliner took 457.11 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:02,276 INFO L168 Benchmark]: Boogie Preprocessor took 456.83 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:02,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 3946.87 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 822.4 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 457.11 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 456.83 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...