./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/fib_bench-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/pthread/fib_bench-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 be1e7ebd07979d21f4749217929c703e388d708d ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-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 be1e7ebd07979d21f4749217929c703e388d708d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:07:36,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:36,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:36,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:36,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:36,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:36,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:36,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:36,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:36,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:36,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:36,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:36,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:36,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:36,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:36,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:36,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:36,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:36,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:36,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:36,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:36,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:36,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:36,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:36,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:36,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:36,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:36,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:36,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:36,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:36,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:36,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:36,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:36,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:36,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:36,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:36,635 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:36,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:36,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:36,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:36,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:36,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:07:36,685 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:36,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:36,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:36,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:36,695 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:36,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:36,696 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:36,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:07:36,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:36,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:36,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:36,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:36,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:36,703 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:36,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:36,704 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:36,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:36,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:36,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:36,705 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:36,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:36,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:36,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:36,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:36,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:36,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:07:36,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:07:36,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:36,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be1e7ebd07979d21f4749217929c703e388d708d [2019-11-27 10:07:37,303 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:37,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:37,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:37,347 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:37,352 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:37,353 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/fib_bench-1.i [2019-11-27 10:07:37,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27393ab02/bdccc65c62ef484c92ba52df4da61067/FLAG59b51d9f1 [2019-11-27 10:07:38,759 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:38,763 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/fib_bench-1.i [2019-11-27 10:07:38,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27393ab02/bdccc65c62ef484c92ba52df4da61067/FLAG59b51d9f1 [2019-11-27 10:07:38,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27393ab02/bdccc65c62ef484c92ba52df4da61067 [2019-11-27 10:07:38,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:38,854 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:38,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:38,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:38,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:38,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:38" (1/1) ... [2019-11-27 10:07:38,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e9c0e45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:38, skipping insertion in model container [2019-11-27 10:07:38,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:38" (1/1) ... [2019-11-27 10:07:38,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:39,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:40,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:40,070 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:40,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:40,386 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:40,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:40 WrapperNode [2019-11-27 10:07:40,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:40,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:40,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:40,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:40,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:40" (1/1) ... [2019-11-27 10:07:40,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:40" (1/1) ... [2019-11-27 10:07:40,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:40,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:40,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:40,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:40,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:40" (1/1) ... [2019-11-27 10:07:40,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:40" (1/1) ... [2019-11-27 10:07:40,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:40" (1/1) ... [2019-11-27 10:07:40,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:40" (1/1) ... [2019-11-27 10:07:40,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:40" (1/1) ... [2019-11-27 10:07:40,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:40" (1/1) ... [2019-11-27 10:07:40,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:40" (1/1) ... [2019-11-27 10:07:40,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:40,657 INFO L168 Benchmark]: Toolchain (without parser) took 1804.69 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 961.0 MB in the end (delta: 682.6 kB). Peak memory consumption was 748.1 kB. Max. memory is 12.5 GB. [2019-11-27 10:07:40,659 INFO L168 Benchmark]: CDTParser took 0.42 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 10:07:40,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1535.13 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:40,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.37 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:40,671 INFO L168 Benchmark]: Boogie Preprocessor took 104.58 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:40,682 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1535.13 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 150.37 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.58 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 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-da95e15 [2019-11-27 10:07:44,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:44,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:44,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:44,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:44,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:44,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:44,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:44,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:44,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:44,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:44,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:44,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:44,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:44,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:44,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:44,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:44,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:44,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:44,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:44,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:44,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:44,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:44,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:44,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:44,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:44,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:44,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:44,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:44,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:44,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:44,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:44,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:44,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:44,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:44,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:44,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:44,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:44,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:44,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:44,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:44,805 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:44,846 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:44,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:44,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:44,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:44,855 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:44,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:44,859 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:44,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:44,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:44,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:44,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:44,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:44,862 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:44,864 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:44,865 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:44,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:44,867 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:44,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:44,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:44,871 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:44,871 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:44,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:44,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:44,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:44,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:44,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:44,876 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:44,879 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:44,879 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:44,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:44,882 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 -> be1e7ebd07979d21f4749217929c703e388d708d [2019-11-27 10:07:45,468 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:45,501 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:45,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:45,512 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:45,515 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:45,517 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/fib_bench-1.i [2019-11-27 10:07:45,683 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e252aac4d/edb88040e84947878da9a73de3cbbad2/FLAGb8fca0309 [2019-11-27 10:07:46,978 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:46,982 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/fib_bench-1.i [2019-11-27 10:07:47,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e252aac4d/edb88040e84947878da9a73de3cbbad2/FLAGb8fca0309 [2019-11-27 10:07:47,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e252aac4d/edb88040e84947878da9a73de3cbbad2 [2019-11-27 10:07:47,069 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:47,076 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:47,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:47,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:47,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:47,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:47" (1/1) ... [2019-11-27 10:07:47,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a7b033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:47, skipping insertion in model container [2019-11-27 10:07:47,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:47" (1/1) ... [2019-11-27 10:07:47,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:47,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:48,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:48,338 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:48,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:48,667 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:48,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:48 WrapperNode [2019-11-27 10:07:48,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:48,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:48,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:48,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:48,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:48" (1/1) ... [2019-11-27 10:07:48,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:48" (1/1) ... [2019-11-27 10:07:48,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:48,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:48,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:48,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:48,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:48" (1/1) ... [2019-11-27 10:07:48,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:48" (1/1) ... [2019-11-27 10:07:48,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:48" (1/1) ... [2019-11-27 10:07:48,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:48" (1/1) ... [2019-11-27 10:07:48,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:48" (1/1) ... [2019-11-27 10:07:48,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:48" (1/1) ... [2019-11-27 10:07:48,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:48" (1/1) ... [2019-11-27 10:07:48,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:48,923 INFO L168 Benchmark]: Toolchain (without parser) took 1843.25 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: 703.0 kB). Peak memory consumption was 768.5 kB. Max. memory is 12.5 GB. [2019-11-27 10:07:48,925 INFO L168 Benchmark]: CDTParser took 0.49 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 10:07:48,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1591.41 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:48,938 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.90 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:48,939 INFO L168 Benchmark]: Boogie Preprocessor took 93.90 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:48,953 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 1591.41 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 149.90 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 93.90 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 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...