./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label57.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_label57.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 ccc5e77b86b8594f5b354dc6e84e97d0e3356dd1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label57.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 ccc5e77b86b8594f5b354dc6e84e97d0e3356dd1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:59:50,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:50,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:50,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:50,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:50,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:50,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:50,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:50,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:50,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:50,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:50,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:50,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:50,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:50,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:50,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:50,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:50,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:50,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:50,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:50,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:50,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:50,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:50,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:50,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:50,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:50,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:50,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:50,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:50,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:50,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:50,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:50,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:50,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:50,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:50,208 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:50,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:50,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:50,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:50,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:50,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:50,218 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:50,256 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:50,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:50,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:50,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:50,264 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:50,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:50,264 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:50,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:50,267 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:50,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:50,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:50,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:50,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:50,270 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:50,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:50,272 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:50,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:50,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:50,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:50,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:50,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:50,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:50,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:50,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:50,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:50,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:50,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:50,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:50,280 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 -> ccc5e77b86b8594f5b354dc6e84e97d0e3356dd1 [2019-11-27 15:59:50,841 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:50,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:50,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:50,884 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:50,887 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:50,888 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label57.c [2019-11-27 15:59:51,046 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ded552d1d/982cd656014d4c0d80fdfe4d3330eeff/FLAGdd8a353ea [2019-11-27 15:59:52,650 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:52,653 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label57.c [2019-11-27 15:59:52,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ded552d1d/982cd656014d4c0d80fdfe4d3330eeff/FLAGdd8a353ea [2019-11-27 15:59:52,738 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ded552d1d/982cd656014d4c0d80fdfe4d3330eeff [2019-11-27 15:59:52,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:52,749 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:52,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:52,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:52,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:52,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:52" (1/1) ... [2019-11-27 15:59:52,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:52, skipping insertion in model container [2019-11-27 15:59:52,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:52" (1/1) ... [2019-11-27 15:59:52,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:52,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:55,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:55,124 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:55,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:56,021 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:56,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:56 WrapperNode [2019-11-27 15:59:56,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:56,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:56,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:56,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:56,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:56" (1/1) ... [2019-11-27 15:59:56,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:56" (1/1) ... [2019-11-27 15:59:56,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:56,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:56,798 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:56,798 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:56,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:56" (1/1) ... [2019-11-27 15:59:56,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:56" (1/1) ... [2019-11-27 15:59:56,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:56" (1/1) ... [2019-11-27 15:59:56,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:56" (1/1) ... [2019-11-27 15:59:57,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:56" (1/1) ... [2019-11-27 15:59:57,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:56" (1/1) ... [2019-11-27 15:59:57,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:56" (1/1) ... [2019-11-27 15:59:57,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:57,353 INFO L168 Benchmark]: Toolchain (without parser) took 4597.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 781.6 MB in the end (delta: 180.1 MB). Peak memory consumption was 180.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:57,355 INFO L168 Benchmark]: CDTParser took 0.40 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 15:59:57,359 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3270.91 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 873.8 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:57,360 INFO L168 Benchmark]: Boogie Procedure Inliner took 767.19 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:57,364 INFO L168 Benchmark]: Boogie Preprocessor took 544.41 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.6 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:57,377 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3270.91 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 873.8 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 767.19 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 544.41 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.6 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 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 16:00:01,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:01,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:01,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:01,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:01,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:01,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:01,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:01,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:01,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:01,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:01,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:01,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:01,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:01,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:01,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:01,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:01,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:01,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:01,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:01,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:01,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:01,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:01,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:01,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:01,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:01,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:01,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:01,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:01,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:01,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:01,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:01,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:01,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:01,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:01,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:01,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:01,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:01,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:01,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:01,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:01,242 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:01,295 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:01,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:01,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:01,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:01,306 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:01,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:01,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:01,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:01,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:01,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:01,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:01,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:01,314 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:01,314 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:01,315 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:01,315 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:01,315 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:01,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:01,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:01,316 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:01,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:01,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:01,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:01,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:01,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:01,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:01,320 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:01,320 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:01,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:01,323 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:01,324 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 -> ccc5e77b86b8594f5b354dc6e84e97d0e3356dd1 [2019-11-27 16:00:01,808 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:01,840 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:01,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:01,850 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:01,852 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:01,856 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label57.c [2019-11-27 16:00:02,001 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af3451c9b/fdefef12df154f7aa6153cf452b28e36/FLAGcb57faee1 [2019-11-27 16:00:03,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:03,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label57.c [2019-11-27 16:00:03,606 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af3451c9b/fdefef12df154f7aa6153cf452b28e36/FLAGcb57faee1 [2019-11-27 16:00:03,646 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af3451c9b/fdefef12df154f7aa6153cf452b28e36 [2019-11-27 16:00:03,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:03,658 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:03,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:03,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:03,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:03,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:03,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03, skipping insertion in model container [2019-11-27 16:00:03,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:03,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:03,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:06,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:06,338 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:07,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:07,532 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:07,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07 WrapperNode [2019-11-27 16:00:07,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:07,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:07,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:07,538 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:07,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:07,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:07,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:07,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:07,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:07,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:07,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:07,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:08,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:08,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:08,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:08,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:08,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:08,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:08,330 INFO L168 Benchmark]: Toolchain (without parser) took 4667.47 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 173.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:08,331 INFO L168 Benchmark]: CDTParser took 0.46 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 16:00:08,335 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3874.75 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 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:08,337 INFO L168 Benchmark]: Boogie Procedure Inliner took 393.18 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 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 16:00:08,341 INFO L168 Benchmark]: Boogie Preprocessor took 391.75 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: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:08,351 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 3874.75 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 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 393.18 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 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 391.75 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: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...