./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label55.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/Problem11_label55.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 d551d8685b85ae72a74f40e5098a20631eb2112d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem11_label55.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 d551d8685b85ae72a74f40e5098a20631eb2112d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:33:18,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:18,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:18,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:18,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:18,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:18,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:18,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:18,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:18,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:18,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:18,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:18,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:18,867 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:18,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:18,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:18,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:18,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:18,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:18,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:18,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:18,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:18,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:18,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:18,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:18,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:18,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:18,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:18,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:18,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:18,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:18,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:18,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:18,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:18,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:18,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:18,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:18,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:18,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:18,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:18,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:18,959 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:18,999 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:19,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:19,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:19,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:19,008 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:19,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:19,009 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:19,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:19,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:19,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:19,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:19,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:19,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:19,014 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:19,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:19,014 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:19,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:19,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:19,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:19,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:19,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:19,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:19,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:19,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:19,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:19,021 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:19,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:19,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:19,022 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 -> d551d8685b85ae72a74f40e5098a20631eb2112d [2019-11-27 09:33:19,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:19,638 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:19,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:19,649 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:19,651 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:19,652 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label55.c [2019-11-27 09:33:19,814 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29f8911ea/e66d4784cd7e4fcd87112d15bd1cd366/FLAG60d607494 [2019-11-27 09:33:21,172 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:21,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label55.c [2019-11-27 09:33:21,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29f8911ea/e66d4784cd7e4fcd87112d15bd1cd366/FLAG60d607494 [2019-11-27 09:33:21,268 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29f8911ea/e66d4784cd7e4fcd87112d15bd1cd366 [2019-11-27 09:33:21,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:21,283 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:21,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:21,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:21,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:21,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:21" (1/1) ... [2019-11-27 09:33:21,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:21, skipping insertion in model container [2019-11-27 09:33:21,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:21" (1/1) ... [2019-11-27 09:33:21,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:21,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:22,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:22,858 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:23,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:23,267 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:23,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:23 WrapperNode [2019-11-27 09:33:23,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:23,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:23,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:23,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:23,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:23" (1/1) ... [2019-11-27 09:33:23,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:23" (1/1) ... [2019-11-27 09:33:23,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:23,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:23,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:23,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:23,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:23" (1/1) ... [2019-11-27 09:33:23,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:23" (1/1) ... [2019-11-27 09:33:23,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:23" (1/1) ... [2019-11-27 09:33:23,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:23" (1/1) ... [2019-11-27 09:33:23,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:23" (1/1) ... [2019-11-27 09:33:23,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:23" (1/1) ... [2019-11-27 09:33:23,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:23" (1/1) ... [2019-11-27 09:33:23,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:23,822 INFO L168 Benchmark]: Toolchain (without parser) took 2534.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 926.3 MB in the end (delta: 41.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:23,823 INFO L168 Benchmark]: CDTParser took 1.44 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 09:33:23,827 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1987.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:23,830 INFO L168 Benchmark]: Boogie Procedure Inliner took 277.28 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 937.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:23,835 INFO L168 Benchmark]: Boogie Preprocessor took 260.89 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 926.3 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:23,847 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.44 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 1987.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 277.28 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 937.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 260.89 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 926.3 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:27,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:27,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:27,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:27,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:27,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:27,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:27,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:27,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:27,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:27,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:27,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:27,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:27,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:27,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:27,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:27,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:27,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:27,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:27,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:27,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:27,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:27,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:27,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:27,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:27,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:27,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:27,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:27,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:27,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:27,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:27,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:27,932 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:27,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:27,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:27,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:27,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:27,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:27,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:27,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:27,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:27,954 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:27,997 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:27,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:28,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:28,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:28,003 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:28,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:28,004 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:28,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:28,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:28,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:28,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:28,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:28,008 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:28,011 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:28,012 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:28,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:28,012 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:28,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:28,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:28,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:28,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:28,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:28,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:28,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:28,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:28,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:28,017 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:28,018 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:28,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:28,019 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:28,022 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 -> d551d8685b85ae72a74f40e5098a20631eb2112d [2019-11-27 09:33:28,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:28,585 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:28,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:28,599 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:28,599 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:28,603 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label55.c [2019-11-27 09:33:28,757 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5774944d7/90c4ee0f08f14ea9bb607be26e09b607/FLAG0fe70a33a [2019-11-27 09:33:30,126 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:30,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label55.c [2019-11-27 09:33:30,164 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5774944d7/90c4ee0f08f14ea9bb607be26e09b607/FLAG0fe70a33a [2019-11-27 09:33:30,204 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5774944d7/90c4ee0f08f14ea9bb607be26e09b607 [2019-11-27 09:33:30,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:30,217 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:30,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:30,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:30,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:30,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:30" (1/1) ... [2019-11-27 09:33:30,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:30, skipping insertion in model container [2019-11-27 09:33:30,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:30" (1/1) ... [2019-11-27 09:33:30,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:30,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:31,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:31,923 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:32,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:32,373 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:32,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32 WrapperNode [2019-11-27 09:33:32,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:32,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:32,381 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:32,381 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:32,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:32,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:32,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:32,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:32,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:32,851 INFO L168 Benchmark]: Toolchain (without parser) took 2628.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 916.2 MB in the end (delta: 45.5 MB). Peak memory consumption was 45.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,851 INFO L168 Benchmark]: CDTParser took 0.44 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 09:33:32,856 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2156.05 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 933.4 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,858 INFO L168 Benchmark]: Boogie Procedure Inliner took 244.35 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 921.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,860 INFO L168 Benchmark]: Boogie Preprocessor took 220.35 ms. Allocated memory is still 1.0 GB. Free memory was 921.9 MB in the beginning and 916.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,870 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 2156.05 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 933.4 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 244.35 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 921.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 220.35 ms. Allocated memory is still 1.0 GB. Free memory was 921.9 MB in the beginning and 916.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...