./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label40.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_label40.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 fdb71d9123684ba4fbd9e38eba69a6915dc79397 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label40.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 fdb71d9123684ba4fbd9e38eba69a6915dc79397 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:55:41,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:41,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:41,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:41,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:41,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:41,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:41,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:41,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:41,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:41,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:41,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:41,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:41,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:41,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:41,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:41,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:41,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:41,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:41,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:41,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:41,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:41,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:41,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:41,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:41,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:41,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:41,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:41,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:41,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:41,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:41,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:41,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:41,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:41,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:41,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:41,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:41,740 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:41,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:41,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:41,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:41,746 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:41,784 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:41,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:41,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:41,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:41,790 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:41,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:41,791 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:41,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:41,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:41,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:41,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:41,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:41,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:41,797 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:41,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:41,797 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:41,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:41,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:41,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:41,800 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:41,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:41,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:41,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:41,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:41,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:41,803 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:41,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:41,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:41,803 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 -> fdb71d9123684ba4fbd9e38eba69a6915dc79397 [2019-11-27 15:55:42,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:42,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:42,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:42,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:42,197 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:42,198 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2019-11-27 15:55:42,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b846c9359/5ebef716e5484a99859cf77cf93c6371/FLAG7f1e9daa2 [2019-11-27 15:55:43,449 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:43,454 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2019-11-27 15:55:43,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b846c9359/5ebef716e5484a99859cf77cf93c6371/FLAG7f1e9daa2 [2019-11-27 15:55:43,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b846c9359/5ebef716e5484a99859cf77cf93c6371 [2019-11-27 15:55:43,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:43,854 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:43,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:43,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:43,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:43,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:43" (1/1) ... [2019-11-27 15:55:43,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12d1ddc5 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 15:55:43,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:43" (1/1) ... [2019-11-27 15:55:43,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:44,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:45,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:45,894 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:46,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:46,810 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:46,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46 WrapperNode [2019-11-27 15:55:46,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:46,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:46,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:46,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:46,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:46,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:47,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:47,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:47,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:47,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:48,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:48,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:48,516 INFO L168 Benchmark]: Toolchain (without parser) took 4658.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 912.4 MB in the end (delta: 39.3 MB). Peak memory consumption was 316.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:48,517 INFO L168 Benchmark]: CDTParser took 1.99 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 15:55:48,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2956.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 819.5 MB in the end (delta: 132.2 MB). Peak memory consumption was 132.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:48,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 597.76 ms. Allocated memory is still 1.0 GB. Free memory was 819.5 MB in the beginning and 750.5 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:48,526 INFO L168 Benchmark]: Boogie Preprocessor took 1096.13 ms. Allocated memory is still 1.0 GB. Free memory was 750.5 MB in the beginning and 912.4 MB in the end (delta: -161.9 MB). Peak memory consumption was 115.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:48,533 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.99 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 2956.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 819.5 MB in the end (delta: 132.2 MB). Peak memory consumption was 132.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 597.76 ms. Allocated memory is still 1.0 GB. Free memory was 819.5 MB in the beginning and 750.5 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1096.13 ms. Allocated memory is still 1.0 GB. Free memory was 750.5 MB in the beginning and 912.4 MB in the end (delta: -161.9 MB). Peak memory consumption was 115.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:55:51,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:51,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:51,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:51,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:51,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:51,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:51,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:51,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:51,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:51,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:51,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:51,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:51,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:51,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:51,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:51,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:51,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:51,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:51,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:51,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:51,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:51,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:51,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:51,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:51,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:51,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:51,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:51,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:51,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:51,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:51,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:51,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:51,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:51,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:51,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:51,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:51,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:51,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:51,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:51,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:51,399 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:51,430 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:51,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:51,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:51,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:51,435 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:51,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:51,435 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:51,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:51,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:51,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:51,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:51,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:51,439 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:51,439 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:51,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:51,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:51,440 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:51,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:51,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:51,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:51,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:51,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:51,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:51,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:51,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:51,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:51,444 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:51,444 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:51,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:51,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:51,448 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 -> fdb71d9123684ba4fbd9e38eba69a6915dc79397 [2019-11-27 15:55:51,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:51,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:51,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:51,936 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:51,939 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:51,940 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2019-11-27 15:55:52,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4f6438fc/0ab0107fd6514836b0af8fcf7e7b6bdd/FLAG07b043ee6 [2019-11-27 15:55:53,184 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:53,185 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2019-11-27 15:55:53,229 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4f6438fc/0ab0107fd6514836b0af8fcf7e7b6bdd/FLAG07b043ee6 [2019-11-27 15:55:53,586 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4f6438fc/0ab0107fd6514836b0af8fcf7e7b6bdd [2019-11-27 15:55:53,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:53,594 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:53,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:53,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:53,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:53,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:53,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:53, skipping insertion in model container [2019-11-27 15:55:53,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:53,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:53,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:55,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:55,927 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:57,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:57,052 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:57,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57 WrapperNode [2019-11-27 15:55:57,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:57,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:57,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:57,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:57,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,439 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:57,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:57,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:57,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:57,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:58,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:58,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:58,078 INFO L168 Benchmark]: Toolchain (without parser) took 4482.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 944.8 MB in the end (delta: 6.9 MB). Peak memory consumption was 287.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:58,079 INFO L168 Benchmark]: CDTParser took 0.25 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 15:55:58,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3458.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 769.4 MB in the end (delta: 182.3 MB). Peak memory consumption was 182.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:58,085 INFO L168 Benchmark]: Boogie Procedure Inliner took 382.95 ms. Allocated memory is still 1.0 GB. Free memory was 769.4 MB in the beginning and 740.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:58,086 INFO L168 Benchmark]: Boogie Preprocessor took 631.45 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 944.8 MB in the end (delta: -204.1 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:58,095 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 3458.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 769.4 MB in the end (delta: 182.3 MB). Peak memory consumption was 182.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 382.95 ms. Allocated memory is still 1.0 GB. Free memory was 769.4 MB in the beginning and 740.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 631.45 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 944.8 MB in the end (delta: -204.1 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...