./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/array_3-2.i --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/loop-acceleration/array_3-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1b3180551a2cc839af023d3141cddc96a5e51c9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/loop-acceleration/array_3-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1b3180551a2cc839af023d3141cddc96a5e51c9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:12:56,891 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:12:56,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:12:56,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:12:56,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:12:56,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:12:56,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:12:56,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:12:56,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:12:56,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:12:56,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:12:56,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:12:56,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:12:56,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:12:56,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:12:56,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:12:56,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:12:56,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:12:57,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:12:57,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:12:57,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:12:57,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:12:57,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:12:57,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:12:57,041 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:12:57,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:12:57,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:12:57,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:12:57,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:12:57,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:12:57,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:12:57,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:12:57,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:12:57,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:12:57,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:12:57,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:12:57,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:12:57,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:12:57,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:12:57,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:12:57,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:12:57,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:12:57,115 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:12:57,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:12:57,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:12:57,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:12:57,121 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:12:57,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:12:57,122 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:12:57,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:12:57,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:12:57,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:12:57,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:12:57,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:12:57,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:12:57,127 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:12:57,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:12:57,129 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:12:57,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:12:57,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:12:57,130 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:12:57,130 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:12:57,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:12:57,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:12:57,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:12:57,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:12:57,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:12:57,135 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:12:57,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:12:57,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:12:57,136 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 -> f1b3180551a2cc839af023d3141cddc96a5e51c9 [2019-11-27 16:12:57,693 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:12:57,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:12:57,732 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:12:57,733 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:12:57,737 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:12:57,738 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/array_3-2.i [2019-11-27 16:12:57,896 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b605decd7/52d9ecbfe2104f7491c9e490ada410f5/FLAG95bd491ba [2019-11-27 16:12:58,948 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:12:58,953 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/array_3-2.i [2019-11-27 16:12:58,969 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b605decd7/52d9ecbfe2104f7491c9e490ada410f5/FLAG95bd491ba [2019-11-27 16:12:59,007 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b605decd7/52d9ecbfe2104f7491c9e490ada410f5 [2019-11-27 16:12:59,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:12:59,020 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:12:59,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:59,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:12:59,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:12:59,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:59" (1/1) ... [2019-11-27 16:12:59,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fd778a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:59, skipping insertion in model container [2019-11-27 16:12:59,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:59" (1/1) ... [2019-11-27 16:12:59,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:12:59,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:12:59,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:59,592 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:12:59,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:59,697 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:12:59,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:59 WrapperNode [2019-11-27 16:12:59,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:59,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:59,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:12:59,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:12:59,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:59" (1/1) ... [2019-11-27 16:12:59,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:59" (1/1) ... [2019-11-27 16:12:59,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:59,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:12:59,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:12:59,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:12:59,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:59" (1/1) ... [2019-11-27 16:12:59,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:59" (1/1) ... [2019-11-27 16:12:59,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:59" (1/1) ... [2019-11-27 16:12:59,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:59" (1/1) ... [2019-11-27 16:12:59,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:59" (1/1) ... [2019-11-27 16:12:59,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:59" (1/1) ... [2019-11-27 16:12:59,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:59" (1/1) ... [2019-11-27 16:12:59,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:12:59,975 INFO L168 Benchmark]: Toolchain (without parser) took 942.40 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:12:59,979 INFO L168 Benchmark]: CDTParser took 3.28 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 16:12:59,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.92 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:59,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:59,992 INFO L168 Benchmark]: Boogie Preprocessor took 80.52 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 16:13:00,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.28 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 675.92 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.52 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. 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 16:13:03,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:03,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:03,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:03,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:03,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:03,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:03,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:03,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:03,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:03,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:03,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:03,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:03,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:03,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:03,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:03,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:03,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:03,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:03,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:03,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:03,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:03,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:03,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:03,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:03,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:03,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:03,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:03,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:04,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:04,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:04,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:04,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:04,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:04,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:04,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:04,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:04,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:04,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:04,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:04,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:04,027 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:13:04,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:04,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:04,073 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:04,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:04,075 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:04,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:04,077 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:04,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:04,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:04,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:04,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:04,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:04,082 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:13:04,083 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:13:04,083 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:04,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:04,086 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:04,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:04,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:04,087 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:04,087 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:04,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:04,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:04,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:04,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:04,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:04,092 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:13:04,092 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:13:04,093 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:04,093 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:13:04,094 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 -> f1b3180551a2cc839af023d3141cddc96a5e51c9 [2019-11-27 16:13:04,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:04,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:04,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:04,716 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:04,718 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:04,720 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/array_3-2.i [2019-11-27 16:13:04,876 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0654126d6/09ddd0ac04524171a420b0bd5c074092/FLAG04ae2d015 [2019-11-27 16:13:05,871 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:05,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/array_3-2.i [2019-11-27 16:13:05,889 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0654126d6/09ddd0ac04524171a420b0bd5c074092/FLAG04ae2d015 [2019-11-27 16:13:06,038 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0654126d6/09ddd0ac04524171a420b0bd5c074092 [2019-11-27 16:13:06,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:06,056 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:06,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:06,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:06,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:06,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:06" (1/1) ... [2019-11-27 16:13:06,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14911ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:06, skipping insertion in model container [2019-11-27 16:13:06,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:06" (1/1) ... [2019-11-27 16:13:06,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:06,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:06,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:06,642 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:06,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:06,760 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:06,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:06 WrapperNode [2019-11-27 16:13:06,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:06,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:06,763 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:06,763 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:06,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:06" (1/1) ... [2019-11-27 16:13:06,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:06" (1/1) ... [2019-11-27 16:13:06,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:06,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:06,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:06,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:06,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:06" (1/1) ... [2019-11-27 16:13:06,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:06" (1/1) ... [2019-11-27 16:13:07,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:06" (1/1) ... [2019-11-27 16:13:07,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:06" (1/1) ... [2019-11-27 16:13:07,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:06" (1/1) ... [2019-11-27 16:13:07,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:06" (1/1) ... [2019-11-27 16:13:07,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:06" (1/1) ... [2019-11-27 16:13:07,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:07,069 INFO L168 Benchmark]: Toolchain (without parser) took 1013.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:07,071 INFO L168 Benchmark]: CDTParser took 2.54 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 16:13:07,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.15 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:07,080 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:07,083 INFO L168 Benchmark]: Boogie Preprocessor took 102.54 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:07,104 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.54 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 704.15 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.54 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...