./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/fib_bench_longest-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/pthread/fib_bench_longest-2.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 b19f01f665ac23aa83f563befdc8f7f9460ce127 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pthread/fib_bench_longest-2.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 b19f01f665ac23aa83f563befdc8f7f9460ce127 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:55,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:55,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:55,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:55,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:55,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:55,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:55,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:55,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:55,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:55,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:55,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:55,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:55,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:55,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:55,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:55,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:55,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:55,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:55,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:55,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:55,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:55,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:55,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:55,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:55,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:55,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:55,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:55,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:55,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:55,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:55,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:55,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:55,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:55,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:55,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:55,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:55,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:55,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:55,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:55,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:55,707 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:55,746 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:55,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:55,752 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:55,752 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:55,753 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:55,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:55,755 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:55,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:55,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:55,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:55,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:55,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:55,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:55,761 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:55,761 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:55,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:55,762 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:55,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:55,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:55,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:55,766 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:55,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:55,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:55,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:55,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:55,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:55,768 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:55,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:55,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:55,768 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 -> b19f01f665ac23aa83f563befdc8f7f9460ce127 [2019-11-24 21:25:56,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:56,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:56,382 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:56,389 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:56,389 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:56,390 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/fib_bench_longest-2.i [2019-11-24 21:25:56,543 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7509c6cc6/11ba515cbf1b44589c0a3c585c525fc7/FLAG2443320a8 [2019-11-24 21:25:57,697 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:57,700 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/fib_bench_longest-2.i [2019-11-24 21:25:57,737 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7509c6cc6/11ba515cbf1b44589c0a3c585c525fc7/FLAG2443320a8 [2019-11-24 21:25:58,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7509c6cc6/11ba515cbf1b44589c0a3c585c525fc7 [2019-11-24 21:25:58,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:58,178 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:58,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:58,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:58,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:58,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:58" (1/1) ... [2019-11-24 21:25:58,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be22f85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:58, skipping insertion in model container [2019-11-24 21:25:58,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:58" (1/1) ... [2019-11-24 21:25:58,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:58,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:59,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:59,351 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:59,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:59,644 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:59,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:59 WrapperNode [2019-11-24 21:25:59,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:59,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:59,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:59,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:59,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:59" (1/1) ... [2019-11-24 21:25:59,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:59" (1/1) ... [2019-11-24 21:25:59,800 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:59,801 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:59,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:59,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:59,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:59" (1/1) ... [2019-11-24 21:25:59,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:59" (1/1) ... [2019-11-24 21:25:59,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:59" (1/1) ... [2019-11-24 21:25:59,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:59" (1/1) ... [2019-11-24 21:25:59,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:59" (1/1) ... [2019-11-24 21:25:59,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:59" (1/1) ... [2019-11-24 21:25:59,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:59" (1/1) ... [2019-11-24 21:25:59,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:59,915 INFO L168 Benchmark]: Toolchain (without parser) took 1733.09 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 962.4 MB in the end (delta: -748.6 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:59,920 INFO L168 Benchmark]: CDTParser took 2.07 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. [2019-11-24 21:25:59,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1459.69 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 968.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:59,925 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.87 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:59,929 INFO L168 Benchmark]: Boogie Preprocessor took 107.55 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:59,940 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.07 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 1459.69 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 968.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 149.87 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.55 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:26:03,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:03,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:03,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:03,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:03,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:03,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:03,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:03,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:03,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:03,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:03,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:03,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:03,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:03,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:03,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:03,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:03,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:03,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:03,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:03,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:03,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:03,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:03,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:03,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:03,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:03,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:03,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:03,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:03,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:03,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:03,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:03,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:03,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:03,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:03,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:03,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:03,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:03,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:03,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:03,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:03,985 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:26:04,025 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:04,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:04,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:04,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:04,031 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:04,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:04,034 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:04,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:04,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:04,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:04,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:04,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:04,037 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:04,039 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:26:04,040 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:26:04,040 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:04,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:04,040 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:04,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:04,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:04,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:04,044 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:04,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:04,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:04,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:04,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:04,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:04,046 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:26:04,046 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:26:04,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:04,050 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:26:04,050 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 -> b19f01f665ac23aa83f563befdc8f7f9460ce127 [2019-11-24 21:26:04,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:04,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:04,557 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:04,560 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:04,566 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:04,567 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/fib_bench_longest-2.i [2019-11-24 21:26:04,716 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58c536b0e/e1f9e4a5dbcb48e8960c5378bb3b7da9/FLAGc1b90843d [2019-11-24 21:26:05,869 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:05,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/fib_bench_longest-2.i [2019-11-24 21:26:05,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58c536b0e/e1f9e4a5dbcb48e8960c5378bb3b7da9/FLAGc1b90843d [2019-11-24 21:26:06,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58c536b0e/e1f9e4a5dbcb48e8960c5378bb3b7da9 [2019-11-24 21:26:06,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:06,408 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:06,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:06,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:06,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:06,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:06" (1/1) ... [2019-11-24 21:26:06,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efee5cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:06, skipping insertion in model container [2019-11-24 21:26:06,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:06" (1/1) ... [2019-11-24 21:26:06,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:06,547 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:07,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:07,502 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:07,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:07,825 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:07,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:07 WrapperNode [2019-11-24 21:26:07,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:07,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:07,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:07,834 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:07,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:07" (1/1) ... [2019-11-24 21:26:07,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:07" (1/1) ... [2019-11-24 21:26:07,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:07,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:07,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:07,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:07,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:07" (1/1) ... [2019-11-24 21:26:07,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:07" (1/1) ... [2019-11-24 21:26:07,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:07" (1/1) ... [2019-11-24 21:26:07,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:07" (1/1) ... [2019-11-24 21:26:08,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:07" (1/1) ... [2019-11-24 21:26:08,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:07" (1/1) ... [2019-11-24 21:26:08,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:07" (1/1) ... [2019-11-24 21:26:08,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:08,046 INFO L168 Benchmark]: Toolchain (without parser) took 1634.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.2 MB in the end (delta: -8.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:08,050 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-24 21:26:08,061 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1420.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 974.0 MB in the end (delta: -13.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:08,069 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.85 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:08,069 INFO L168 Benchmark]: Boogie Preprocessor took 79.89 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:08,081 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1420.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 974.0 MB in the end (delta: -13.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.85 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 79.89 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...