./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label41.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 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label41.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 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:54,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:54,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:54,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:54,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:54,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:54,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:54,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:54,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:54,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:54,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:54,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:54,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:54,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:54,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:54,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:54,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:54,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:54,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:54,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:54,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:54,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:54,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:54,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:54,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:54,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:54,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:54,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:54,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:54,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:54,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:54,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:54,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:54,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:54,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:54,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:54,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:54,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:54,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:54,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:54,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:54,835 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:54,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:54,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:54,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:54,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:54,883 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:54,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:54,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:54,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:54,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:54,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:54,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:54,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:54,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:54,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:54,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:54,891 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:54,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:54,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:54,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:54,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:54,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:54,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:54,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:54,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:54,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:54,897 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:54,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:54,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:54,901 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 -> 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 [2019-11-27 09:33:55,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:55,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:55,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:55,520 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:55,522 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:55,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-27 09:33:55,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4de7b24b/32da5333d205410881145be5825875db/FLAG734dc133c [2019-11-27 09:33:57,379 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:57,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-27 09:33:57,473 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4de7b24b/32da5333d205410881145be5825875db/FLAG734dc133c [2019-11-27 09:33:57,512 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4de7b24b/32da5333d205410881145be5825875db [2019-11-27 09:33:57,519 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:57,523 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:57,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:57,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:57,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:57,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:57,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57, skipping insertion in model container [2019-11-27 09:33:57,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:57,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:57,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:00,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:00,526 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:01,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:01,798 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:01,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01 WrapperNode [2019-11-27 09:34:01,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:01,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:01,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:01,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:01,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:01,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:02,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:02,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:02,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:02,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:02,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:02,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:02,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:02,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:03,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:03,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:03,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:04,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:04,130 INFO L168 Benchmark]: Toolchain (without parser) took 6600.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 912.0 MB in the end (delta: 44.0 MB). Peak memory consumption was 323.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:04,131 INFO L168 Benchmark]: CDTParser took 3.62 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:34:04,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4275.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:04,138 INFO L168 Benchmark]: Boogie Procedure Inliner took 854.61 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 09:34:04,142 INFO L168 Benchmark]: Boogie Preprocessor took 1461.83 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 912.0 MB in the end (delta: -159.9 MB). Peak memory consumption was 119.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:04,151 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.62 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 4275.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 854.61 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 1461.83 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 912.0 MB in the end (delta: -159.9 MB). Peak memory consumption was 119.5 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-da95e15 [2019-11-27 09:34:07,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:07,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:08,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:08,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:08,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:08,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:08,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:08,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:08,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:08,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:08,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:08,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:08,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:08,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:08,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:08,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:08,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:08,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:08,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:08,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:08,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:08,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:08,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:08,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:08,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:08,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:08,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:08,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:08,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:08,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:08,122 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:08,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:08,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:08,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:08,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:08,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:08,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:08,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:08,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:08,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:08,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:08,191 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:08,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:08,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:08,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:08,198 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:08,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:08,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:08,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:08,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:08,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:08,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:08,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:08,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:08,205 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:08,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:08,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:08,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:08,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:08,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:08,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:08,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:08,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:08,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:08,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:08,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:08,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:08,212 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:08,212 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:08,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:08,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:08,216 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 -> 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 [2019-11-27 09:34:08,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:08,848 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:08,857 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:08,859 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:08,862 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:08,864 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-27 09:34:09,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff8b1db77/e1a66b50d3614eb387566f4f72d96952/FLAG08227a512 [2019-11-27 09:34:10,722 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:10,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-27 09:34:10,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff8b1db77/e1a66b50d3614eb387566f4f72d96952/FLAG08227a512 [2019-11-27 09:34:11,240 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff8b1db77/e1a66b50d3614eb387566f4f72d96952 [2019-11-27 09:34:11,250 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:11,254 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:11,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:11,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:11,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:11,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:11" (1/1) ... [2019-11-27 09:34:11,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:11, skipping insertion in model container [2019-11-27 09:34:11,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:11" (1/1) ... [2019-11-27 09:34:11,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:11,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:14,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:14,717 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:16,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:16,192 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:16,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:16 WrapperNode [2019-11-27 09:34:16,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:16,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:16,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:16,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:16,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:16" (1/1) ... [2019-11-27 09:34:16,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:16" (1/1) ... [2019-11-27 09:34:16,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:16,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:16,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:16,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:16,789 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:16" (1/1) ... [2019-11-27 09:34:16,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:16" (1/1) ... [2019-11-27 09:34:16,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:16" (1/1) ... [2019-11-27 09:34:16,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:16" (1/1) ... [2019-11-27 09:34:17,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:16" (1/1) ... [2019-11-27 09:34:17,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:16" (1/1) ... [2019-11-27 09:34:17,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:16" (1/1) ... [2019-11-27 09:34:17,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:17,297 INFO L168 Benchmark]: Toolchain (without parser) took 6042.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 717.4 MB in the end (delta: 231.4 MB). Peak memory consumption was 231.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:17,298 INFO L168 Benchmark]: CDTParser took 3.06 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 09:34:17,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4935.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 774.7 MB in the end (delta: 174.1 MB). Peak memory consumption was 174.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:17,303 INFO L168 Benchmark]: Boogie Procedure Inliner took 568.28 ms. Allocated memory is still 1.0 GB. Free memory was 774.7 MB in the beginning and 740.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:17,308 INFO L168 Benchmark]: Boogie Preprocessor took 528.63 ms. Allocated memory is still 1.0 GB. Free memory was 740.3 MB in the beginning and 717.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:17,599 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.06 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 4935.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 774.7 MB in the end (delta: 174.1 MB). Peak memory consumption was 174.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 568.28 ms. Allocated memory is still 1.0 GB. Free memory was 774.7 MB in the beginning and 740.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 528.63 ms. Allocated memory is still 1.0 GB. Free memory was 740.3 MB in the beginning and 717.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...