./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifcomp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/ifcomp.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 b3dfd910050668807ddc877452b8c29b26f31b8e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/ifcomp.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 b3dfd910050668807ddc877452b8c29b26f31b8e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:40:02,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:02,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:02,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:02,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:02,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:02,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:02,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:02,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:02,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:02,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:02,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:02,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:02,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:02,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:02,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:02,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:02,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:02,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:02,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:02,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:02,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:02,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:02,679 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:02,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:02,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:02,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:02,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:02,693 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:02,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:02,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:02,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:02,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:02,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:02,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:02,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:02,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:02,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:02,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:02,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:02,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:02,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:40:02,766 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:02,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:02,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:02,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:02,776 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:02,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:02,777 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:02,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:40:02,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:02,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:02,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:02,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:02,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:02,780 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:02,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:02,782 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:02,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:02,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:02,785 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:02,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:02,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:02,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:02,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:02,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:02,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:02,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:40:02,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:40:02,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:02,791 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 -> b3dfd910050668807ddc877452b8c29b26f31b8e [2019-11-27 15:40:03,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:03,411 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:03,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:03,422 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:03,425 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:03,427 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifcomp.c [2019-11-27 15:40:03,594 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae96d8f42/cc226b8851bb47b8b7c1af6099a5d1e9/FLAGa515fff3c [2019-11-27 15:40:04,681 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:04,684 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifcomp.c [2019-11-27 15:40:04,704 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae96d8f42/cc226b8851bb47b8b7c1af6099a5d1e9/FLAGa515fff3c [2019-11-27 15:40:04,741 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae96d8f42/cc226b8851bb47b8b7c1af6099a5d1e9 [2019-11-27 15:40:04,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:04,753 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:04,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:04,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:04,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:04,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:04" (1/1) ... [2019-11-27 15:40:04,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:04, skipping insertion in model container [2019-11-27 15:40:04,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:04" (1/1) ... [2019-11-27 15:40:04,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:04,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:05,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:05,353 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:05,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:05,543 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:05,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05 WrapperNode [2019-11-27 15:40:05,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:05,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:05,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:05,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:05,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,655 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:05,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:05,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:05,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:05,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:05,751 INFO L168 Benchmark]: Toolchain (without parser) took 976.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.0 MB in the end (delta: -23.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:05,753 INFO L168 Benchmark]: CDTParser took 2.19 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:05,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 791.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:05,761 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.83 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. [2019-11-27 15:40:05,765 INFO L168 Benchmark]: Boogie Preprocessor took 68.99 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. [2019-11-27 15:40:05,778 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.19 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 791.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 105.83 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 68.99 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:40:09,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:09,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:09,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:09,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:09,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:09,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:09,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:09,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:09,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:09,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:09,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:09,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:09,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:09,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:09,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:09,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:09,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:09,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:09,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:09,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:09,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:09,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:09,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:09,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:09,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:09,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:09,786 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:09,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:09,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:09,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:09,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:09,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:09,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:09,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:09,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:09,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:09,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:09,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:09,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:09,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:09,813 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:40:09,865 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:09,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:09,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:09,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:09,880 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:09,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:09,881 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:09,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:09,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:09,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:09,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:09,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:09,889 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:40:09,889 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:40:09,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:09,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:09,890 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:09,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:09,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:09,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:09,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:09,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:09,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:09,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:09,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:09,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:09,896 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:40:09,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:40:09,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:09,899 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:40:09,900 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 -> b3dfd910050668807ddc877452b8c29b26f31b8e [2019-11-27 15:40:10,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:10,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:10,470 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:10,475 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:10,479 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:10,481 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifcomp.c [2019-11-27 15:40:10,614 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64d036cab/ef92be8a82da41e6b6980a454f6761d8/FLAGfcc05627d [2019-11-27 15:40:11,687 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:11,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifcomp.c [2019-11-27 15:40:11,709 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64d036cab/ef92be8a82da41e6b6980a454f6761d8/FLAGfcc05627d [2019-11-27 15:40:11,923 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64d036cab/ef92be8a82da41e6b6980a454f6761d8 [2019-11-27 15:40:11,930 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:11,933 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:11,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:11,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:11,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:11,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:11" (1/1) ... [2019-11-27 15:40:11,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7b7afb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:11, skipping insertion in model container [2019-11-27 15:40:11,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:11" (1/1) ... [2019-11-27 15:40:11,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:12,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:12,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:12,594 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:12,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:12,780 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:12,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:12 WrapperNode [2019-11-27 15:40:12,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:12,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:12,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:12,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:12,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:12" (1/1) ... [2019-11-27 15:40:12,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:12" (1/1) ... [2019-11-27 15:40:12,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:12,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:12,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:12,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:12,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:12" (1/1) ... [2019-11-27 15:40:12,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:12" (1/1) ... [2019-11-27 15:40:12,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:12" (1/1) ... [2019-11-27 15:40:12,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:12" (1/1) ... [2019-11-27 15:40:12,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:12" (1/1) ... [2019-11-27 15:40:12,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:12" (1/1) ... [2019-11-27 15:40:12,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:12" (1/1) ... [2019-11-27 15:40:12,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:12,974 INFO L168 Benchmark]: Toolchain (without parser) took 1036.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 991.2 MB in the end (delta: -22.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:12,975 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:12,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 835.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 991.2 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:12,984 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.90 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:12,985 INFO L168 Benchmark]: Boogie Preprocessor took 80.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:13,001 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 835.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 991.2 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 95.90 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...