./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifeqn2.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/ifeqn2.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 77bcbe871653830cde3d90221e0eaaf872e49913 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ifeqn2.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 77bcbe871653830cde3d90221e0eaaf872e49913 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:40:03,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:03,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:03,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:03,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:03,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:03,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:03,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:03,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:03,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:03,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:03,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:03,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:03,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:03,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:03,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:03,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:03,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:03,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:03,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:03,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:03,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:03,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:03,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:03,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:03,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:03,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:03,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:03,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:03,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:03,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:03,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:03,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:03,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:03,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:03,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:03,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:03,827 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:03,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:03,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:03,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:03,836 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:40:03,877 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:03,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:03,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:03,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:03,886 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:03,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:03,889 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:03,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:40:03,889 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:03,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:03,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:03,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:03,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:03,895 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:03,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:03,896 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:03,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:03,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:03,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:03,899 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:03,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:03,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:03,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:03,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:03,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:03,902 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:40:03,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:40:03,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:03,904 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 -> 77bcbe871653830cde3d90221e0eaaf872e49913 [2019-11-27 15:40:04,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:04,497 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:04,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:04,510 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:04,514 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:04,516 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn2.c [2019-11-27 15:40:04,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81ef01e54/bb34fe255ad54e4fa601520dc1d27e82/FLAG17119ef32 [2019-11-27 15:40:05,835 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:05,838 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn2.c [2019-11-27 15:40:05,856 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81ef01e54/bb34fe255ad54e4fa601520dc1d27e82/FLAG17119ef32 [2019-11-27 15:40:05,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81ef01e54/bb34fe255ad54e4fa601520dc1d27e82 [2019-11-27 15:40:05,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:05,909 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:05,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:05,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:05,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:05,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,936 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 03:40:05, skipping insertion in model container [2019-11-27 15:40:05,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:06,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:06,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:06,497 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:06,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:06,668 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:06,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:06 WrapperNode [2019-11-27 15:40:06,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:06,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:06,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:06,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:06,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:06" (1/1) ... [2019-11-27 15:40:06,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:06" (1/1) ... [2019-11-27 15:40:06,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:06,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:06,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:06,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:06,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:06" (1/1) ... [2019-11-27 15:40:06,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:06" (1/1) ... [2019-11-27 15:40:06,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:06" (1/1) ... [2019-11-27 15:40:06,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:06" (1/1) ... [2019-11-27 15:40:06,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:06" (1/1) ... [2019-11-27 15:40:06,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:06" (1/1) ... [2019-11-27 15:40:06,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:06" (1/1) ... [2019-11-27 15:40:06,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:06,891 INFO L168 Benchmark]: Toolchain (without parser) took 978.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:06,908 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:06,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 760.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 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. [2019-11-27 15:40:06,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.06 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. [2019-11-27 15:40:06,917 INFO L168 Benchmark]: Boogie Preprocessor took 77.58 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:06,931 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 760.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 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 131.06 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. * Boogie Preprocessor took 77.58 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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 15:40:10,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:10,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:10,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:10,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:10,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:10,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:10,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:10,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:10,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:10,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:10,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:10,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:10,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:10,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:10,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:10,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:10,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:10,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:10,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:10,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:11,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:11,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:11,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:11,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:11,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:11,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:11,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:11,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:11,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:11,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:11,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:11,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:11,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:11,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:11,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:11,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:11,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:11,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:11,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:11,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:11,054 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:40:11,095 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:11,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:11,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:11,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:11,103 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:11,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:11,103 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:11,105 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:11,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:11,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:11,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:11,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:11,108 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:40:11,109 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:40:11,110 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:11,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:11,110 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:11,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:11,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:11,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:11,114 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:11,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:11,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:11,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:11,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:11,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:11,117 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:40:11,117 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:40:11,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:11,118 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:40:11,119 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 -> 77bcbe871653830cde3d90221e0eaaf872e49913 [2019-11-27 15:40:11,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:11,769 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:11,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:11,781 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:11,784 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:11,786 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn2.c [2019-11-27 15:40:11,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95d645d59/f330af65ab7c4848bfa811e1b79c6b78/FLAG23eba5665 [2019-11-27 15:40:13,044 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:13,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn2.c [2019-11-27 15:40:13,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95d645d59/f330af65ab7c4848bfa811e1b79c6b78/FLAG23eba5665 [2019-11-27 15:40:13,101 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95d645d59/f330af65ab7c4848bfa811e1b79c6b78 [2019-11-27 15:40:13,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:13,117 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:13,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:13,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:13,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:13,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:13,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13, skipping insertion in model container [2019-11-27 15:40:13,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:13,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:13,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:13,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:13,766 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:13,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:13,995 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:13,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13 WrapperNode [2019-11-27 15:40:14,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:14,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:14,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:14,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:14,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:14,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:14,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:14,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:14,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:14,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:14,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:14,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:14,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:14,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:14,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:14,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:14,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:14,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:14,205 INFO L168 Benchmark]: Toolchain (without parser) took 1079.78 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 991.2 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:14,206 INFO L168 Benchmark]: CDTParser took 3.00 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 15:40:14,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 878.98 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 991.2 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:14,211 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.90 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 15:40:14,212 INFO L168 Benchmark]: Boogie Preprocessor took 79.08 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 15:40:14,229 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.00 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 878.98 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 991.2 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 112.90 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 79.08 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...