./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/s1iff.c --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/array-fpi/s1iff.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f327e5a5b021f775646fced96474c3f2382bd51e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/array-fpi/s1iff.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f327e5a5b021f775646fced96474c3f2382bd51e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:23:35,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:35,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:35,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:35,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:35,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:35,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:35,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:35,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:35,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:35,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:35,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:35,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:35,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:35,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:35,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:35,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:35,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:35,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:35,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:35,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:35,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:35,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:35,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:35,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:35,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:35,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:35,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:35,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:35,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:35,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:35,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:35,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:35,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:35,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:35,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:35,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:35,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:35,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:35,735 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:35,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:35,742 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:23:35,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:35,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:35,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:35,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:35,786 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:35,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:35,787 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:35,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:23:35,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:35,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:35,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:35,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:35,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:35,793 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:35,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:35,794 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:35,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:35,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:35,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:35,798 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:35,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:35,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:35,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:35,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:35,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:35,800 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:23:35,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:23:35,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:35,801 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 -> f327e5a5b021f775646fced96474c3f2382bd51e [2019-11-25 22:23:36,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:36,467 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:36,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:36,478 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:36,479 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:36,480 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s1iff.c [2019-11-25 22:23:36,632 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea5db8746/fe01582a2ebc4c919abcb8af34b92ae7/FLAG025c531da [2019-11-25 22:23:37,646 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:37,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s1iff.c [2019-11-25 22:23:37,666 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea5db8746/fe01582a2ebc4c919abcb8af34b92ae7/FLAG025c531da [2019-11-25 22:23:37,707 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea5db8746/fe01582a2ebc4c919abcb8af34b92ae7 [2019-11-25 22:23:37,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:37,719 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:37,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:37,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:37,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:37,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:37" (1/1) ... [2019-11-25 22:23:37,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:37, skipping insertion in model container [2019-11-25 22:23:37,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:37" (1/1) ... [2019-11-25 22:23:37,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:37,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:38,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:38,303 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:38,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:38,471 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:38,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:38 WrapperNode [2019-11-25 22:23:38,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:38,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:38,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:38,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:38,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:38" (1/1) ... [2019-11-25 22:23:38,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:38" (1/1) ... [2019-11-25 22:23:38,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:38,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:38,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:38,585 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:38,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:38" (1/1) ... [2019-11-25 22:23:38,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:38" (1/1) ... [2019-11-25 22:23:38,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:38" (1/1) ... [2019-11-25 22:23:38,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:38" (1/1) ... [2019-11-25 22:23:38,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:38" (1/1) ... [2019-11-25 22:23:38,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:38" (1/1) ... [2019-11-25 22:23:38,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:38" (1/1) ... [2019-11-25 22:23:38,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:38,659 INFO L168 Benchmark]: Toolchain (without parser) took 936.08 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:38,660 INFO L168 Benchmark]: CDTParser took 1.61 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 22:23:38,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.00 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:38,677 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.36 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:38,681 INFO L168 Benchmark]: Boogie Preprocessor took 67.68 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:38,694 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61 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 749.00 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 105.36 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.68 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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 22:23:42,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:42,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:42,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:42,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:42,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:42,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:42,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:42,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:42,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:42,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:42,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:42,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:42,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:42,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:42,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:42,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:42,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:42,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:42,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:42,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:42,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:42,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:42,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:42,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:42,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:42,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:42,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:42,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:42,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:42,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:42,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:42,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:42,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:42,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:42,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:42,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:42,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:42,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:42,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:42,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:42,696 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:23:42,731 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:42,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:42,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:42,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:42,739 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:42,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:42,741 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:42,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:42,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:42,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:42,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:42,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:42,746 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:23:42,747 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:23:42,747 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:42,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:42,748 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:42,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:42,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:42,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:42,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:42,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:42,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:42,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:42,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:42,753 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:42,753 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:23:42,756 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:23:42,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:42,756 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:23:42,758 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 -> f327e5a5b021f775646fced96474c3f2382bd51e [2019-11-25 22:23:43,307 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:43,337 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:43,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:43,348 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:43,351 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:43,353 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s1iff.c [2019-11-25 22:23:43,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4377b756/3285f76e06a84a3fa0ef3f4641188e52/FLAG81d268d35 [2019-11-25 22:23:44,490 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:44,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s1iff.c [2019-11-25 22:23:44,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4377b756/3285f76e06a84a3fa0ef3f4641188e52/FLAG81d268d35 [2019-11-25 22:23:44,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4377b756/3285f76e06a84a3fa0ef3f4641188e52 [2019-11-25 22:23:44,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:44,775 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:44,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:44,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:44,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:44,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:44" (1/1) ... [2019-11-25 22:23:44,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da8f6d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:44, skipping insertion in model container [2019-11-25 22:23:44,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:44" (1/1) ... [2019-11-25 22:23:44,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:44,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:45,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:45,318 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:45,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:45,525 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:45,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:45 WrapperNode [2019-11-25 22:23:45,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:45,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:45,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:45,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:45,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:45" (1/1) ... [2019-11-25 22:23:45,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:45" (1/1) ... [2019-11-25 22:23:45,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:45,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:45,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:45,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:45,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:45" (1/1) ... [2019-11-25 22:23:45,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:45" (1/1) ... [2019-11-25 22:23:45,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:45" (1/1) ... [2019-11-25 22:23:45,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:45" (1/1) ... [2019-11-25 22:23:45,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:45" (1/1) ... [2019-11-25 22:23:45,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:45" (1/1) ... [2019-11-25 22:23:45,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:45" (1/1) ... [2019-11-25 22:23:45,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:45,756 INFO L168 Benchmark]: Toolchain (without parser) took 975.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.0 MB in the end (delta: -29.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:45,757 INFO L168 Benchmark]: CDTParser took 0.46 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 22:23:45,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 748.34 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:45,767 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.18 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:45,770 INFO L168 Benchmark]: Boogie Preprocessor took 85.11 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:45,790 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 748.34 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.18 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 85.11 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 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...