./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/fib_bench_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_longer-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 d4ff39e4b253fa130f727943d4cc21d698034ec8 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_longer-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 d4ff39e4b253fa130f727943d4cc21d698034ec8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:12:37,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:37,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:37,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:37,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:37,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:37,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:37,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:37,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:37,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:37,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:37,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:37,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:37,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:37,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:37,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:37,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:37,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:37,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:37,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:37,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:37,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:37,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:37,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:37,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:37,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:37,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:37,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:37,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:37,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:37,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:37,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:37,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:37,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:37,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:37,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:37,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:37,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:37,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:37,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:37,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:37,782 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:12:37,819 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:37,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:37,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:37,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:37,828 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:37,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:37,829 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:37,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:12:37,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:37,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:37,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:37,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:37,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:37,835 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:37,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:37,835 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:37,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:37,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:37,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:37,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:37,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:37,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:37,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:37,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:37,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:37,842 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:12:37,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:12:37,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:37,845 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 -> d4ff39e4b253fa130f727943d4cc21d698034ec8 [2019-11-25 23:12:38,450 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:38,479 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:38,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:38,489 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:38,493 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:38,494 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/fib_bench_longer-2.i [2019-11-25 23:12:38,641 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/233bb8385/ac49011d59ca4b3fb1033f57a66e0835/FLAG40638f9d8 [2019-11-25 23:12:39,782 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:39,787 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/fib_bench_longer-2.i [2019-11-25 23:12:39,826 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/233bb8385/ac49011d59ca4b3fb1033f57a66e0835/FLAG40638f9d8 [2019-11-25 23:12:40,294 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/233bb8385/ac49011d59ca4b3fb1033f57a66e0835 [2019-11-25 23:12:40,299 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:40,305 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:40,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:40,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:40,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:40,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:40" (1/1) ... [2019-11-25 23:12:40,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b130812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:40, skipping insertion in model container [2019-11-25 23:12:40,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:40" (1/1) ... [2019-11-25 23:12:40,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:40,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:41,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:41,364 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:41,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:41,637 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:41,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:41 WrapperNode [2019-11-25 23:12:41,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:41,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:41,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:41,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:41,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:41" (1/1) ... [2019-11-25 23:12:41,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:41" (1/1) ... [2019-11-25 23:12:41,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:41,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:41,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:41,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:41,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:41" (1/1) ... [2019-11-25 23:12:41,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:41" (1/1) ... [2019-11-25 23:12:41,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:41" (1/1) ... [2019-11-25 23:12:41,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:41" (1/1) ... [2019-11-25 23:12:41,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:41" (1/1) ... [2019-11-25 23:12:41,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:41" (1/1) ... [2019-11-25 23:12:41,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:41" (1/1) ... [2019-11-25 23:12:41,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:41,873 INFO L168 Benchmark]: Toolchain (without parser) took 1552.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 962.5 MB in the end (delta: -854.4 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:41,876 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:41,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1333.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 968.2 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:41,883 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.92 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. [2019-11-25 23:12:41,886 INFO L168 Benchmark]: Boogie Preprocessor took 81.22 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:41,897 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1333.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 968.2 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.92 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 81.22 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 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 0.1.24-65d6cd2 [2019-11-25 23:12:45,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:45,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:45,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:45,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:45,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:45,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:45,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:45,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:45,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:45,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:45,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:45,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:45,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:45,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:45,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:45,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:45,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:45,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:45,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:45,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:45,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:45,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:46,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:46,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:46,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:46,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:46,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:46,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:46,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:46,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:46,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:46,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:46,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:46,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:46,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:46,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:46,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:46,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:46,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:46,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:46,042 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:12:46,105 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:46,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:46,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:46,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:46,112 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:46,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:46,114 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:46,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:46,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:46,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:46,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:46,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:46,121 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:12:46,121 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:12:46,121 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:46,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:46,124 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:46,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:46,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:46,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:46,127 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:46,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:46,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:46,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:46,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:46,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:46,131 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:12:46,132 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:12:46,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:46,133 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:12:46,134 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 -> d4ff39e4b253fa130f727943d4cc21d698034ec8 [2019-11-25 23:12:46,729 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:46,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:46,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:46,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:46,771 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:46,773 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/fib_bench_longer-2.i [2019-11-25 23:12:46,922 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf04bc3f2/d74300e77fed416493b191aa075b1ff1/FLAG751693f43 [2019-11-25 23:12:48,075 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:48,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/fib_bench_longer-2.i [2019-11-25 23:12:48,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf04bc3f2/d74300e77fed416493b191aa075b1ff1/FLAG751693f43 [2019-11-25 23:12:48,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf04bc3f2/d74300e77fed416493b191aa075b1ff1 [2019-11-25 23:12:48,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:48,149 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:48,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:48,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:48,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:48,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:48" (1/1) ... [2019-11-25 23:12:48,188 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 25.11 11:12:48, skipping insertion in model container [2019-11-25 23:12:48,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:48" (1/1) ... [2019-11-25 23:12:48,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:48,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:49,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:49,277 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:49,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:49,602 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:49,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49 WrapperNode [2019-11-25 23:12:49,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:49,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:49,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:49,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:49,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:49,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:49,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:49,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:49,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:49,864 INFO L168 Benchmark]: Toolchain (without parser) took 1710.77 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 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:49,866 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-25 23:12:49,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1439.12 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:49,879 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.96 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:49,881 INFO L168 Benchmark]: Boogie Preprocessor took 110.92 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:49,886 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1439.12 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 135.96 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 110.92 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 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...