./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem05_label36.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 5e15a23847da278171926bd1dfbbae522181b60c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem05_label36.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 5e15a23847da278171926bd1dfbbae522181b60c ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:28:42,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:42,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:42,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:42,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:42,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:42,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:42,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:42,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:42,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:42,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:42,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:42,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:42,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:42,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:42,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:42,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:42,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:42,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:42,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:42,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:42,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:42,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:42,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:42,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:42,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:42,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:42,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:42,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:42,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:42,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:42,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:42,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:42,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:42,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:42,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:42,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:42,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:42,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:42,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:42,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:42,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:28:42,686 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:42,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:42,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:42,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:42,695 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:42,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:42,696 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:42,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:28:42,697 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:42,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:42,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:42,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:42,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:42,701 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:42,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:42,704 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:42,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:42,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:42,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:42,705 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:42,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:42,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:42,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:42,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:42,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:42,709 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:28:42,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:28:42,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:42,711 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 -> 5e15a23847da278171926bd1dfbbae522181b60c [2019-11-25 22:28:43,332 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:43,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:43,369 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:43,373 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:43,375 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:43,378 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label36.c [2019-11-25 22:28:43,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3fae7140/85c4122cdab343d8b8c39199440c4ba0/FLAG1427f66ff [2019-11-25 22:28:45,723 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:45,728 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label36.c [2019-11-25 22:28:45,829 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3fae7140/85c4122cdab343d8b8c39199440c4ba0/FLAG1427f66ff [2019-11-25 22:28:45,865 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3fae7140/85c4122cdab343d8b8c39199440c4ba0 [2019-11-25 22:28:45,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:45,876 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:45,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:45,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:45,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:45,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:45" (1/1) ... [2019-11-25 22:28:45,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:45, skipping insertion in model container [2019-11-25 22:28:45,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:45" (1/1) ... [2019-11-25 22:28:45,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:46,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:51,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:51,376 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:54,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:54,717 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:54,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:54 WrapperNode [2019-11-25 22:28:54,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:54,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:54,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:54,724 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:54,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:54" (1/1) ... [2019-11-25 22:28:54,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:54" (1/1) ... [2019-11-25 22:28:55,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:55,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:55,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:55,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:55,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:54" (1/1) ... [2019-11-25 22:28:55,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:54" (1/1) ... [2019-11-25 22:28:55,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:54" (1/1) ... [2019-11-25 22:28:55,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:54" (1/1) ... [2019-11-25 22:28:56,120 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:54" (1/1) ... [2019-11-25 22:28:56,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:54" (1/1) ... [2019-11-25 22:28:56,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:54" (1/1) ... [2019-11-25 22:28:56,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:56,572 INFO L168 Benchmark]: Toolchain (without parser) took 10687.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 738.4 MB in the end (delta: 194.5 MB). Peak memory consumption was 194.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:56,573 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. [2019-11-25 22:28:56,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8842.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 875.5 MB in the end (delta: 57.4 MB). Peak memory consumption was 271.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:56,579 INFO L168 Benchmark]: Boogie Procedure Inliner took 898.87 ms. Allocated memory is still 1.0 GB. Free memory was 875.5 MB in the beginning and 794.1 MB in the end (delta: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:56,584 INFO L168 Benchmark]: Boogie Preprocessor took 939.92 ms. Allocated memory is still 1.0 GB. Free memory was 794.1 MB in the beginning and 738.4 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:56,593 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 8842.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 875.5 MB in the end (delta: 57.4 MB). Peak memory consumption was 271.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 898.87 ms. Allocated memory is still 1.0 GB. Free memory was 875.5 MB in the beginning and 794.1 MB in the end (delta: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 939.92 ms. Allocated memory is still 1.0 GB. Free memory was 794.1 MB in the beginning and 738.4 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 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 0.1.24-65d6cd2 [2019-11-25 22:29:00,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:00,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:00,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:00,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:00,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:00,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:00,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:00,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:00,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:00,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:00,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:00,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:00,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:00,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:00,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:00,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:00,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:00,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:00,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:00,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:00,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:00,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:00,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:00,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:00,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:00,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:00,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:00,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:00,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:00,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:00,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:00,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:00,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:00,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:01,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:01,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:01,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:01,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:01,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:01,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:01,015 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:29:01,054 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:01,059 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:01,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:01,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:01,063 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:01,064 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:01,065 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:01,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:01,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:01,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:01,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:01,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:01,070 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:29:01,071 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:29:01,071 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:01,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:01,073 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:01,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:01,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:01,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:01,075 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:01,075 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:01,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:01,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:01,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:01,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:01,079 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:29:01,079 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:29:01,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:01,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:29:01,082 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 -> 5e15a23847da278171926bd1dfbbae522181b60c [2019-11-25 22:29:01,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:01,668 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:01,672 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:01,677 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:01,682 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:01,684 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label36.c [2019-11-25 22:29:01,853 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd48594fb/22eaa91d06024c25b034e2d90d99b294/FLAG9fa9bd497 [2019-11-25 22:29:04,372 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:04,376 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label36.c [2019-11-25 22:29:04,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd48594fb/22eaa91d06024c25b034e2d90d99b294/FLAG9fa9bd497 [2019-11-25 22:29:04,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd48594fb/22eaa91d06024c25b034e2d90d99b294 [2019-11-25 22:29:04,574 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:04,582 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:04,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:04,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:04,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:04,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:04" (1/1) ... [2019-11-25 22:29:04,605 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 25.11 10:29:04, skipping insertion in model container [2019-11-25 22:29:04,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:04" (1/1) ... [2019-11-25 22:29:04,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:05,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:10,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:10,255 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:12,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:13,142 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:13,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:13 WrapperNode [2019-11-25 22:29:13,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:13,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:13,147 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:13,147 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:13,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:13" (1/1) ... [2019-11-25 22:29:13,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:13" (1/1) ... [2019-11-25 22:29:13,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:13,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:13,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:13,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:13,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:13" (1/1) ... [2019-11-25 22:29:13,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:13" (1/1) ... [2019-11-25 22:29:14,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:13" (1/1) ... [2019-11-25 22:29:14,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:13" (1/1) ... [2019-11-25 22:29:14,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:13" (1/1) ... [2019-11-25 22:29:14,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:13" (1/1) ... [2019-11-25 22:29:14,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:13" (1/1) ... [2019-11-25 22:29:14,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:14,758 INFO L168 Benchmark]: Toolchain (without parser) took 10171.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.2 MB in the beginning and 717.9 MB in the end (delta: 219.3 MB). Peak memory consumption was 219.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:14,759 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:29:14,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8559.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.2 MB in the beginning and 855.9 MB in the end (delta: 81.3 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:14,764 INFO L168 Benchmark]: Boogie Procedure Inliner took 771.21 ms. Allocated memory is still 1.0 GB. Free memory was 855.9 MB in the beginning and 780.2 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:14,770 INFO L168 Benchmark]: Boogie Preprocessor took 835.29 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 717.9 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:14,780 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8559.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.2 MB in the beginning and 855.9 MB in the end (delta: 81.3 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 771.21 ms. Allocated memory is still 1.0 GB. Free memory was 855.9 MB in the beginning and 780.2 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 835.29 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 717.9 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...