./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/s42iff.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/s42iff.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 4db4acc547fc47718f6e9c56f06e455b513ebefb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/s42iff.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 4db4acc547fc47718f6e9c56f06e455b513ebefb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:40:41,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:41,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:41,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:41,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:41,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:41,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:41,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:41,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:41,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:41,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:41,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:41,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:41,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:41,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:41,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:41,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:41,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:41,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:41,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:41,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:41,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:41,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:41,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:41,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:41,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:41,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:41,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:41,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:41,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:41,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:41,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:41,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:41,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:41,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:41,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:41,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:41,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:41,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:41,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:41,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:41,938 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:40:41,977 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:41,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:41,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:41,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:41,984 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:41,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:41,985 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:41,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:40:41,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:41,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:41,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:41,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:41,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:41,990 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:41,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:41,992 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:41,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:41,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:41,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:41,993 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:41,995 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:41,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:41,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:41,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:41,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:41,999 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:40:41,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:40:42,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:42,001 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 -> 4db4acc547fc47718f6e9c56f06e455b513ebefb [2019-11-27 15:40:42,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:42,576 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:42,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:42,589 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:42,592 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:42,594 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s42iff.c [2019-11-27 15:40:42,742 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a607fc2ab/dab795dbc23146aba964a7a686247d1e/FLAG61b60aa0c [2019-11-27 15:40:43,870 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:43,873 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s42iff.c [2019-11-27 15:40:43,887 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a607fc2ab/dab795dbc23146aba964a7a686247d1e/FLAG61b60aa0c [2019-11-27 15:40:43,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a607fc2ab/dab795dbc23146aba964a7a686247d1e [2019-11-27 15:40:43,939 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:43,946 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:43,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:43,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:43,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:43,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:43" (1/1) ... [2019-11-27 15:40:43,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb904a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:43, skipping insertion in model container [2019-11-27 15:40:43,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:43" (1/1) ... [2019-11-27 15:40:43,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:44,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:44,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:44,556 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:44,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:44,746 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:44,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:44 WrapperNode [2019-11-27 15:40:44,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:44,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:44,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:44,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:44,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:44" (1/1) ... [2019-11-27 15:40:44,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:44" (1/1) ... [2019-11-27 15:40:44,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:44,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:44,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:44,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:44,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:44" (1/1) ... [2019-11-27 15:40:44,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:44" (1/1) ... [2019-11-27 15:40:44,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:44" (1/1) ... [2019-11-27 15:40:44,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:44" (1/1) ... [2019-11-27 15:40:44,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:44" (1/1) ... [2019-11-27 15:40:44,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:44" (1/1) ... [2019-11-27 15:40:44,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:44" (1/1) ... [2019-11-27 15:40:44,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:44,910 INFO L168 Benchmark]: Toolchain (without parser) took 963.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 991.2 MB in the end (delta: -33.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:44,925 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 15:40:44,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 798.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 996.9 MB in the end (delta: -39.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:44,931 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.22 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:44,935 INFO L168 Benchmark]: Boogie Preprocessor took 73.84 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 15:40:44,948 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 798.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 996.9 MB in the end (delta: -39.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 78.22 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.84 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:40:48,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:48,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:48,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:48,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:48,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:48,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:49,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:49,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:49,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:49,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:49,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:49,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:49,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:49,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:49,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:49,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:49,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:49,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:49,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:49,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:49,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:49,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:49,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:49,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:49,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:49,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:49,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:49,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:49,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:49,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:49,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:49,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:49,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:49,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:49,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:49,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:49,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:49,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:49,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:49,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:49,119 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:40:49,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:49,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:49,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:49,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:49,167 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:49,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:49,169 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:49,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:49,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:49,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:49,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:49,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:49,174 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:40:49,175 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:40:49,177 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:49,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:49,177 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:49,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:49,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:49,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:49,180 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:49,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:49,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:49,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:49,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:49,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:49,183 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:40:49,185 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:40:49,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:49,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:40:49,187 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 -> 4db4acc547fc47718f6e9c56f06e455b513ebefb [2019-11-27 15:40:49,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:49,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:49,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:49,826 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:49,828 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:49,830 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s42iff.c [2019-11-27 15:40:49,980 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0e9a5281/45a8f5293929497fb93e9d83120ce946/FLAG6893ba2d9 [2019-11-27 15:40:51,034 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:51,036 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s42iff.c [2019-11-27 15:40:51,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0e9a5281/45a8f5293929497fb93e9d83120ce946/FLAG6893ba2d9 [2019-11-27 15:40:51,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0e9a5281/45a8f5293929497fb93e9d83120ce946 [2019-11-27 15:40:51,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:51,185 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:51,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:51,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:51,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:51,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:51" (1/1) ... [2019-11-27 15:40:51,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd4a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:51, skipping insertion in model container [2019-11-27 15:40:51,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:51" (1/1) ... [2019-11-27 15:40:51,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:51,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:51,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:51,774 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:51,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:52,002 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:52,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:52 WrapperNode [2019-11-27 15:40:52,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:52,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:52,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:52,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:52,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:52" (1/1) ... [2019-11-27 15:40:52,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:52" (1/1) ... [2019-11-27 15:40:52,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:52,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:52,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:52,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:52,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:52" (1/1) ... [2019-11-27 15:40:52,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:52" (1/1) ... [2019-11-27 15:40:52,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:52" (1/1) ... [2019-11-27 15:40:52,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:52" (1/1) ... [2019-11-27 15:40:52,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:52" (1/1) ... [2019-11-27 15:40:52,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:52" (1/1) ... [2019-11-27 15:40:52,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:52" (1/1) ... [2019-11-27 15:40:52,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:52,191 INFO L168 Benchmark]: Toolchain (without parser) took 1002.93 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 991.1 MB in the end (delta: -22.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:52,192 INFO L168 Benchmark]: CDTParser took 3.60 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 15:40:52,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 810.94 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 996.8 MB in the end (delta: -28.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:52,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.67 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 15:40:52,198 INFO L168 Benchmark]: Boogie Preprocessor took 86.32 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 15:40:52,205 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.60 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 810.94 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 996.8 MB in the end (delta: -28.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 93.67 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 86.32 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...