./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-pthread/cs_fib-1.i --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/seq-pthread/cs_fib-1.i -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 58914ac65325c64ceacdfda064fe8ea795253e75 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-pthread/cs_fib-1.i -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 58914ac65325c64ceacdfda064fe8ea795253e75 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:07:21,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:21,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:21,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:21,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:21,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:21,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:21,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:21,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:21,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:21,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:21,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:21,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:21,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:21,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:21,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:21,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:21,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:21,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:21,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:21,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:21,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:21,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:21,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:21,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:21,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:21,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:21,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:21,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:21,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:21,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:21,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:21,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:21,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:21,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:21,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:21,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:21,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:21,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:21,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:21,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:21,825 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:07:21,882 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:21,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:21,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:21,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:21,885 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:21,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:21,890 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:21,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:07:21,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:21,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:21,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:21,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:21,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:21,893 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:21,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:21,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:21,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:21,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:21,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:21,900 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:21,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:21,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:21,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:21,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:21,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:21,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:07:21,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:07:21,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:21,906 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 -> 58914ac65325c64ceacdfda064fe8ea795253e75 [2019-11-27 10:07:22,420 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:22,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:22,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:22,463 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:22,468 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:22,471 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_fib-1.i [2019-11-27 10:07:22,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85dffa57f/981509702eb2402a9952b4ed3338f135/FLAG46d0bda07 [2019-11-27 10:07:23,936 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:23,939 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_fib-1.i [2019-11-27 10:07:23,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85dffa57f/981509702eb2402a9952b4ed3338f135/FLAG46d0bda07 [2019-11-27 10:07:24,018 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85dffa57f/981509702eb2402a9952b4ed3338f135 [2019-11-27 10:07:24,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:24,025 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:24,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:24,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:24,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:24,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:24" (1/1) ... [2019-11-27 10:07:24,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685d65fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:24, skipping insertion in model container [2019-11-27 10:07:24,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:24" (1/1) ... [2019-11-27 10:07:24,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:24,193 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:25,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:25,549 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:25,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:25,973 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:25,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:25 WrapperNode [2019-11-27 10:07:25,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:25,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:25,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:25,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:25,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:25" (1/1) ... [2019-11-27 10:07:26,090 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:25" (1/1) ... [2019-11-27 10:07:26,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:26,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:26,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:26,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:26,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:25" (1/1) ... [2019-11-27 10:07:26,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:25" (1/1) ... [2019-11-27 10:07:26,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:25" (1/1) ... [2019-11-27 10:07:26,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:25" (1/1) ... [2019-11-27 10:07:26,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:25" (1/1) ... [2019-11-27 10:07:26,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:25" (1/1) ... [2019-11-27 10:07:26,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:25" (1/1) ... [2019-11-27 10:07:26,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:26,592 INFO L168 Benchmark]: Toolchain (without parser) took 2559.79 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 938.1 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:26,593 INFO L168 Benchmark]: CDTParser took 0.43 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 10:07:26,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1939.70 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 961.0 MB in the end (delta: 643.0 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:26,599 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.06 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:26,600 INFO L168 Benchmark]: Boogie Preprocessor took 310.73 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 938.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:26,616 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1939.70 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 961.0 MB in the end (delta: 643.0 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.06 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 310.73 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 938.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 10:07:30,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:30,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:30,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:30,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:30,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:30,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:30,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:30,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:30,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:30,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:30,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:30,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:30,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:30,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:30,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:30,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:30,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:30,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:30,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:30,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:30,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:30,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:30,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:30,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:30,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:30,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:30,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:30,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:30,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:30,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:30,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:30,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:30,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:30,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:30,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:30,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:30,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:30,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:30,657 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:30,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:30,660 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:30,700 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:30,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:30,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:30,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:30,708 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:30,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:30,708 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:30,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:30,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:30,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:30,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:30,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:30,711 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:30,714 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:30,715 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:30,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:30,715 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:30,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:30,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:30,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:30,716 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:30,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:30,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:30,719 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:30,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:30,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:30,720 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:30,720 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:30,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:30,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:30,723 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 -> 58914ac65325c64ceacdfda064fe8ea795253e75 [2019-11-27 10:07:31,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:31,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:31,357 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:31,361 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:31,363 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:31,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_fib-1.i [2019-11-27 10:07:31,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df8238198/a4357741b7ef41d8916e54ce84a8243b/FLAG8e6a8e473 [2019-11-27 10:07:32,789 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:32,799 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_fib-1.i [2019-11-27 10:07:32,853 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df8238198/a4357741b7ef41d8916e54ce84a8243b/FLAG8e6a8e473 [2019-11-27 10:07:32,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df8238198/a4357741b7ef41d8916e54ce84a8243b [2019-11-27 10:07:32,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:32,895 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:32,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:32,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:32,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:32,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:32" (1/1) ... [2019-11-27 10:07:32,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:32, skipping insertion in model container [2019-11-27 10:07:32,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:32" (1/1) ... [2019-11-27 10:07:32,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:33,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:34,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:34,459 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:34,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:35,029 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:35,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:35 WrapperNode [2019-11-27 10:07:35,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:35,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:35,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:35,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:35,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:35" (1/1) ... [2019-11-27 10:07:35,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:35" (1/1) ... [2019-11-27 10:07:35,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:35,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:35,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:35,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:35,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:35" (1/1) ... [2019-11-27 10:07:35,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:35" (1/1) ... [2019-11-27 10:07:35,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:35" (1/1) ... [2019-11-27 10:07:35,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:35" (1/1) ... [2019-11-27 10:07:35,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:35" (1/1) ... [2019-11-27 10:07:35,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:35" (1/1) ... [2019-11-27 10:07:35,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:35" (1/1) ... [2019-11-27 10:07:35,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:35,685 INFO L168 Benchmark]: Toolchain (without parser) took 2784.24 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 938.1 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:35,686 INFO L168 Benchmark]: CDTParser took 2.12 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 10:07:35,691 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2125.33 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 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:35,692 INFO L168 Benchmark]: Boogie Procedure Inliner took 304.03 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:35,695 INFO L168 Benchmark]: Boogie Preprocessor took 340.36 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 938.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:35,710 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.12 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 2125.33 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 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 304.03 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 340.36 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 938.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...