./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label10.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_label10.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 0344b6dd3fde0827d800adbc27a1ae19e9865f54 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label10.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 0344b6dd3fde0827d800adbc27a1ae19e9865f54 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:55:15,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:15,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:15,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:15,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:15,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:15,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:15,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:15,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:15,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:15,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:15,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:15,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:15,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:15,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:15,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:15,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:15,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:15,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:15,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:15,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:15,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:15,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:15,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:15,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:15,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:15,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:15,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:15,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:15,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:15,703 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:15,704 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:15,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:15,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:15,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:15,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:15,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:15,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:15,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:15,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:15,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:15,729 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:15,771 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:15,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:15,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:15,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:15,782 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:15,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:15,783 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:15,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:15,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:15,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:15,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:15,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:15,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:15,791 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:15,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:15,791 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:15,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:15,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:15,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:15,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:15,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:15,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:15,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:15,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:15,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:15,796 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:15,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:15,798 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:15,798 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 -> 0344b6dd3fde0827d800adbc27a1ae19e9865f54 [2019-11-27 15:55:16,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:16,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:16,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:16,427 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:16,427 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:16,429 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label10.c [2019-11-27 15:55:16,594 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d60dc6ce0/616d77bcaabf4c6b88b2519514793793/FLAGa0af4bb8f [2019-11-27 15:55:18,264 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:18,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label10.c [2019-11-27 15:55:18,345 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d60dc6ce0/616d77bcaabf4c6b88b2519514793793/FLAGa0af4bb8f [2019-11-27 15:55:18,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d60dc6ce0/616d77bcaabf4c6b88b2519514793793 [2019-11-27 15:55:18,394 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:18,402 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:18,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:18,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:18,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:18,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:18" (1/1) ... [2019-11-27 15:55:18,426 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 03:55:18, skipping insertion in model container [2019-11-27 15:55:18,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:18" (1/1) ... [2019-11-27 15:55:18,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:18,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:21,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:21,646 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:23,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:23,213 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:23,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23 WrapperNode [2019-11-27 15:55:23,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:23,219 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:23,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:23,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:23,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:23,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:24,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:24,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:24,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:24,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:25,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:25,631 INFO L168 Benchmark]: Toolchain (without parser) took 7225.32 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 914.4 MB in the end (delta: 35.8 MB). Peak memory consumption was 316.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:25,632 INFO L168 Benchmark]: CDTParser took 0.41 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 15:55:25,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4812.67 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: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:25,639 INFO L168 Benchmark]: Boogie Procedure Inliner took 847.29 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:25,644 INFO L168 Benchmark]: Boogie Preprocessor took 1555.09 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 914.4 MB in the end (delta: -162.4 MB). Peak memory consumption was 118.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:25,655 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 4812.67 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: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 847.29 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1555.09 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 914.4 MB in the end (delta: -162.4 MB). Peak memory consumption was 118.5 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 15:55:29,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:29,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:30,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:30,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:30,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:30,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:30,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:30,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:30,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:30,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:30,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:30,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:30,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:30,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:30,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:30,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:30,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:30,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:30,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:30,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:30,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:30,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:30,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:30,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:30,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:30,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:30,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:30,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:30,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:30,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:30,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:30,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:30,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:30,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:30,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:30,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:30,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:30,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:30,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:30,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:30,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:30,202 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:30,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:30,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:30,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:30,208 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:30,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:30,211 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:30,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:30,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:30,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:30,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:30,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:30,216 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:30,217 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:30,217 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:30,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:30,221 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:30,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:30,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:30,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:30,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:30,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:30,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:30,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:30,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:30,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:30,226 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:30,226 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:30,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:30,227 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:30,228 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 -> 0344b6dd3fde0827d800adbc27a1ae19e9865f54 [2019-11-27 15:55:30,835 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:30,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:30,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:30,879 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:30,882 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:30,884 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label10.c [2019-11-27 15:55:31,052 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c6237f74/fa9c2f0aa1434535ac57e92bb79995b9/FLAG3812b416f [2019-11-27 15:55:32,811 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:32,813 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label10.c [2019-11-27 15:55:32,902 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c6237f74/fa9c2f0aa1434535ac57e92bb79995b9/FLAG3812b416f [2019-11-27 15:55:32,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c6237f74/fa9c2f0aa1434535ac57e92bb79995b9 [2019-11-27 15:55:32,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:32,959 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:32,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:32,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:32,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:32,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:32" (1/1) ... [2019-11-27 15:55:32,983 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 03:55:32, skipping insertion in model container [2019-11-27 15:55:32,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:32" (1/1) ... [2019-11-27 15:55:33,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:33,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:36,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:36,697 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:38,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:38,530 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:38,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:38 WrapperNode [2019-11-27 15:55:38,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:38,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:38,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:38,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:38,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:38" (1/1) ... [2019-11-27 15:55:38,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:38" (1/1) ... [2019-11-27 15:55:39,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:39,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:39,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:39,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:39,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:38" (1/1) ... [2019-11-27 15:55:39,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:38" (1/1) ... [2019-11-27 15:55:39,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:38" (1/1) ... [2019-11-27 15:55:39,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:38" (1/1) ... [2019-11-27 15:55:39,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:38" (1/1) ... [2019-11-27 15:55:39,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:38" (1/1) ... [2019-11-27 15:55:39,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:38" (1/1) ... [2019-11-27 15:55:40,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:40,138 INFO L168 Benchmark]: Toolchain (without parser) took 7178.53 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 942.0 MB in the end (delta: 8.2 MB). Peak memory consumption was 289.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:40,139 INFO L168 Benchmark]: CDTParser took 0.80 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 15:55:40,141 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5575.38 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:40,142 INFO L168 Benchmark]: Boogie Procedure Inliner took 577.04 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 739.2 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:40,144 INFO L168 Benchmark]: Boogie Preprocessor took 1019.60 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 942.0 MB in the end (delta: -202.8 MB). Peak memory consumption was 78.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:40,152 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 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 5575.38 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 577.04 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 739.2 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1019.60 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 942.0 MB in the end (delta: -202.8 MB). Peak memory consumption was 78.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...