./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/brs4f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/brs4f.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 01fb7ad7b500b521dd80901666e1ae1def4f57f3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/brs4f.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 01fb7ad7b500b521dd80901666e1ae1def4f57f3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:17:59,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:59,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:59,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:59,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:59,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:59,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:59,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:59,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:59,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:59,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:59,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:59,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:59,808 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:59,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:59,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:59,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:59,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:59,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:59,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:59,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:59,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:59,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:59,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:59,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:59,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:59,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:59,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:59,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:59,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:59,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:59,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:59,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:59,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:59,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:59,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:59,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:59,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:59,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:59,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:59,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:59,906 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:17:59,948 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:59,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:59,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:59,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:59,955 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:59,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:59,957 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:59,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:17:59,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:59,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:59,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:59,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:59,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:59,962 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:59,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:59,962 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:59,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:59,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:59,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:59,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:59,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:59,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:59,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:59,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:59,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:59,970 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:17:59,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:17:59,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:59,971 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 -> 01fb7ad7b500b521dd80901666e1ae1def4f57f3 [2019-11-27 09:18:00,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:00,621 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:00,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:00,633 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:00,635 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:00,636 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/brs4f.c [2019-11-27 09:18:00,798 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6d6b935/70d8108f50dd4f1495ad4ed0e82d6cfa/FLAG55098b967 [2019-11-27 09:18:01,876 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:01,881 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/brs4f.c [2019-11-27 09:18:01,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6d6b935/70d8108f50dd4f1495ad4ed0e82d6cfa/FLAG55098b967 [2019-11-27 09:18:01,938 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6d6b935/70d8108f50dd4f1495ad4ed0e82d6cfa [2019-11-27 09:18:01,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:01,950 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:01,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:01,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:01,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:01,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:01" (1/1) ... [2019-11-27 09:18:01,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:01, skipping insertion in model container [2019-11-27 09:18:01,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:01" (1/1) ... [2019-11-27 09:18:01,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:02,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:02,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:02,545 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:02,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:02,727 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:02,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02 WrapperNode [2019-11-27 09:18:02,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:02,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:02,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:02,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:02,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:02,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:02,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:02,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:02,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:02,960 INFO L168 Benchmark]: Toolchain (without parser) took 997.32 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:02,961 INFO L168 Benchmark]: CDTParser took 1.37 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 09:18:02,964 INFO L168 Benchmark]: CACSL2BoogieTranslator took 775.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:02,966 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.23 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:02,971 INFO L168 Benchmark]: Boogie Preprocessor took 97.47 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 09:18:02,983 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 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 775.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 110.23 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 97.47 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:18:06,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:06,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:06,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:06,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:07,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:07,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:07,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:07,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:07,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:07,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:07,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:07,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:07,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:07,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:07,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:07,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:07,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:07,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:07,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:07,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:07,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:07,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:07,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:07,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:07,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:07,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:07,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:07,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:07,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:07,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:07,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:07,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:07,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:07,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:07,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:07,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:07,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:07,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:07,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:07,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:07,145 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:18:07,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:07,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:07,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:07,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:07,196 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:07,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:07,197 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:07,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:07,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:07,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:07,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:07,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:07,201 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:18:07,201 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:18:07,204 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:07,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:07,205 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:07,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:07,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:07,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:07,206 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:07,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:07,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:07,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:07,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:07,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:07,210 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:18:07,210 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:18:07,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:07,211 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:18:07,215 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 -> 01fb7ad7b500b521dd80901666e1ae1def4f57f3 [2019-11-27 09:18:07,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:07,788 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:07,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:07,799 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:07,802 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:07,806 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/brs4f.c [2019-11-27 09:18:07,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d465413a/9553b6646ecd412e8e0ad46c60b0237e/FLAG099ec9b7c [2019-11-27 09:18:09,053 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:09,054 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/brs4f.c [2019-11-27 09:18:09,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d465413a/9553b6646ecd412e8e0ad46c60b0237e/FLAG099ec9b7c [2019-11-27 09:18:09,112 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d465413a/9553b6646ecd412e8e0ad46c60b0237e [2019-11-27 09:18:09,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:09,126 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:09,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:09,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:09,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:09,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:09,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09, skipping insertion in model container [2019-11-27 09:18:09,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:09,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:09,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:09,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:09,755 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:09,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:09,952 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:09,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09 WrapperNode [2019-11-27 09:18:09,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:09,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:09,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:09,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:09,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:10,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:10,042 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:10,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:10,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:10,125 INFO L168 Benchmark]: Toolchain (without parser) took 999.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.0 MB in the end (delta: -29.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:10,129 INFO L168 Benchmark]: CDTParser took 0.49 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 09:18:10,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 825.16 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 09:18:10,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.30 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:10,136 INFO L168 Benchmark]: Boogie Preprocessor took 78.27 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:10,147 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 825.16 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 81.30 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.27 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...