./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label31.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/Problem12_label31.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 4ec952b10c3de61bd7b615381e5df5ccec265e8b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label31.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 4ec952b10c3de61bd7b615381e5df5ccec265e8b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:55:40,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:40,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:40,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:40,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:40,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:40,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:40,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:40,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:40,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:40,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:40,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:40,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:40,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:40,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:40,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:40,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:40,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:40,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:40,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:40,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:40,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:40,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:40,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:40,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:40,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:40,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:40,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:40,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:40,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:40,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:40,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:40,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:40,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:40,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:40,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:40,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:40,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:40,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:40,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:40,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:40,875 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:40,916 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:40,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:40,921 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:40,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:40,923 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:40,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:40,925 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:40,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:40,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:40,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:40,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:40,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:40,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:40,931 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:40,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:40,931 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:40,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:40,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:40,933 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:40,934 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:40,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:40,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:40,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:40,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:40,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:40,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:40,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:40,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:40,939 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 -> 4ec952b10c3de61bd7b615381e5df5ccec265e8b [2019-11-27 15:55:41,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:41,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:41,485 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:41,492 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:41,493 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:41,494 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-27 15:55:41,660 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee054b33b/b42b3abffa154e38ac53a7ee2d0cd887/FLAGbb7c902f7 [2019-11-27 15:55:43,430 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:43,435 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-27 15:55:43,513 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee054b33b/b42b3abffa154e38ac53a7ee2d0cd887/FLAGbb7c902f7 [2019-11-27 15:55:43,551 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee054b33b/b42b3abffa154e38ac53a7ee2d0cd887 [2019-11-27 15:55:43,560 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:43,564 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:43,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:43,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:43,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:43,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:43" (1/1) ... [2019-11-27 15:55:43,589 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 03:55:43, skipping insertion in model container [2019-11-27 15:55:43,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:43" (1/1) ... [2019-11-27 15:55:43,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:43,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:46,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:46,697 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:48,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:48,077 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:48,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48 WrapperNode [2019-11-27 15:55:48,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:48,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:48,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:48,085 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:48,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:48,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:48,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:48,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:48,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:48,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:48,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:48,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:49,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:49,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:49,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:49,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:49,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:50,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:50,249 INFO L168 Benchmark]: Toolchain (without parser) took 6678.75 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 911.8 MB in the end (delta: 38.4 MB). Peak memory consumption was 317.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:50,252 INFO L168 Benchmark]: CDTParser took 1.33 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 15:55:50,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4512.79 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 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:50,258 INFO L168 Benchmark]: Boogie Procedure Inliner took 801.84 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:50,261 INFO L168 Benchmark]: Boogie Preprocessor took 1357.60 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 911.8 MB in the end (delta: -159.8 MB). Peak memory consumption was 119.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:50,274 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 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 4512.79 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 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 801.84 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1357.60 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 911.8 MB in the end (delta: -159.8 MB). Peak memory consumption was 119.6 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 15:55:54,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:54,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:54,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:54,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:54,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:54,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:54,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:54,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:54,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:54,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:54,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:54,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:54,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:54,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:54,279 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:54,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:54,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:54,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:54,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:54,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:54,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:54,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:54,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:54,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:54,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:54,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:54,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:54,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:54,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:54,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:54,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:54,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:54,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:54,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:54,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:54,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:54,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:54,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:54,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:54,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:54,363 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:54,405 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:54,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:54,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:54,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:54,414 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:54,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:54,416 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:54,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:54,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:54,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:54,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:54,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:54,421 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:54,422 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:54,422 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:54,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:54,424 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:54,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:54,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:54,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:54,428 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:54,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:54,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:54,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:54,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:54,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:54,432 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:54,433 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:54,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:54,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:54,435 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 -> 4ec952b10c3de61bd7b615381e5df5ccec265e8b [2019-11-27 15:55:54,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:55,018 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:55,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:55,030 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:55,034 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:55,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-27 15:55:55,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85343e9b8/f4b318272876486ca752adc3e78a80cb/FLAGa6a2654d2 [2019-11-27 15:55:56,831 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:56,836 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-27 15:55:56,911 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85343e9b8/f4b318272876486ca752adc3e78a80cb/FLAGa6a2654d2 [2019-11-27 15:55:56,951 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85343e9b8/f4b318272876486ca752adc3e78a80cb [2019-11-27 15:55:56,958 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:56,965 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:56,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:56,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:56,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:56,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:56" (1/1) ... [2019-11-27 15:55:56,985 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 03:55:56, skipping insertion in model container [2019-11-27 15:55:56,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:56" (1/1) ... [2019-11-27 15:55:57,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:57,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:00,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:00,434 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:01,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:01,895 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:01,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01 WrapperNode [2019-11-27 15:56:01,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:01,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:01,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:01,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:01,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:02,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:02,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:02,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:02,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,945 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:03,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:03,017 INFO L168 Benchmark]: Toolchain (without parser) took 6049.63 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 717.7 MB in the end (delta: 232.5 MB). Peak memory consumption was 232.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:03,018 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:56:03,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4932.28 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 780.8 MB in the end (delta: 169.5 MB). Peak memory consumption was 169.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:03,022 INFO L168 Benchmark]: Boogie Procedure Inliner took 606.97 ms. Allocated memory is still 1.0 GB. Free memory was 780.8 MB in the beginning and 746.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:03,027 INFO L168 Benchmark]: Boogie Preprocessor took 498.53 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 717.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:03,038 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4932.28 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 780.8 MB in the end (delta: 169.5 MB). Peak memory consumption was 169.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 606.97 ms. Allocated memory is still 1.0 GB. Free memory was 780.8 MB in the beginning and 746.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 498.53 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 717.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...