./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ncomp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/ncomp.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 d3c9391ec96db17ccbbc21f576594c0af7c7f2d6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ncomp.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 d3c9391ec96db17ccbbc21f576594c0af7c7f2d6 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:33,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:33,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:33,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:33,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:33,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:33,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:33,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:33,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:33,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:33,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:33,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:33,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:33,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:33,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:33,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:33,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:33,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:33,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:33,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:33,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:33,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:33,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:33,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:33,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:33,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:33,961 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:33,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:33,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:33,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:33,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:33,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:33,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:33,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:33,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:33,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:33,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:33,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:33,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:33,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:33,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:33,991 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:34,031 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:34,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:34,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:34,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:34,040 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:34,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:34,043 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:34,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:34,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:34,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:34,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:34,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:34,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:34,048 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:34,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:34,049 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:34,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:34,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:34,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:34,051 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:34,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:34,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:34,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:34,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:34,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:34,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:34,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:34,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:34,057 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 -> d3c9391ec96db17ccbbc21f576594c0af7c7f2d6 [2019-11-26 16:31:34,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:34,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:34,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:34,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:34,685 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:34,686 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ncomp.c [2019-11-26 16:31:34,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a48ae2fe/9b19c1838ee64eeb8dc343efcaad77e6/FLAG9884e4fa8 [2019-11-26 16:31:35,953 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:35,958 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ncomp.c [2019-11-26 16:31:35,977 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a48ae2fe/9b19c1838ee64eeb8dc343efcaad77e6/FLAG9884e4fa8 [2019-11-26 16:31:36,016 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a48ae2fe/9b19c1838ee64eeb8dc343efcaad77e6 [2019-11-26 16:31:36,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:36,028 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:36,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:36,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:36,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:36,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:36" (1/1) ... [2019-11-26 16:31:36,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75988438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:36, skipping insertion in model container [2019-11-26 16:31:36,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:36" (1/1) ... [2019-11-26 16:31:36,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:36,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:36,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:36,564 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:36,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:36,753 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:36,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:36 WrapperNode [2019-11-26 16:31:36,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:36,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:36,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:36,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:36,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:36" (1/1) ... [2019-11-26 16:31:36,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:36" (1/1) ... [2019-11-26 16:31:36,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:36,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:36,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:36,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:36,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:36" (1/1) ... [2019-11-26 16:31:36,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:36" (1/1) ... [2019-11-26 16:31:36,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:36" (1/1) ... [2019-11-26 16:31:36,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:36" (1/1) ... [2019-11-26 16:31:36,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:36" (1/1) ... [2019-11-26 16:31:36,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:36" (1/1) ... [2019-11-26 16:31:36,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:36" (1/1) ... [2019-11-26 16:31:36,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:37,008 INFO L168 Benchmark]: Toolchain (without parser) took 972.13 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. [2019-11-26 16:31:37,009 INFO L168 Benchmark]: CDTParser took 3.23 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. [2019-11-26 16:31:37,025 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.7 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:37,031 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.57 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 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. [2019-11-26 16:31:37,035 INFO L168 Benchmark]: Boogie Preprocessor took 99.03 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. [2019-11-26 16:31:37,044 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.23 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 721.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.7 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 139.57 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 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 99.03 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:40,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:40,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:40,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:40,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:40,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:40,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:40,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:40,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:40,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:40,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:40,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:40,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:40,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:41,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:41,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:41,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:41,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:41,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:41,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:41,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:41,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:41,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:41,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:41,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:41,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:41,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:41,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:41,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:41,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:41,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:41,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:41,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:41,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:41,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:41,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:41,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:41,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:41,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:41,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:41,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:41,088 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:41,132 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:41,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:41,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:41,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:41,141 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:41,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:41,142 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:41,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:41,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:41,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:41,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:41,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:41,145 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:41,145 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:41,146 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:41,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:41,146 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:41,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:41,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:41,149 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:41,149 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:41,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:41,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:41,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:41,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:41,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:41,152 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:41,153 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:41,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:41,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:41,158 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 -> d3c9391ec96db17ccbbc21f576594c0af7c7f2d6 [2019-11-26 16:31:41,719 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:41,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:41,753 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:41,759 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:41,760 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:41,761 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ncomp.c [2019-11-26 16:31:41,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b439b6ab/71e6031bfba246afbee367191d7b85be/FLAG85e9d513f [2019-11-26 16:31:43,018 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:43,025 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ncomp.c [2019-11-26 16:31:43,040 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b439b6ab/71e6031bfba246afbee367191d7b85be/FLAG85e9d513f [2019-11-26 16:31:43,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b439b6ab/71e6031bfba246afbee367191d7b85be [2019-11-26 16:31:43,101 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:43,105 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:43,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:43,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:43,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:43,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:43" (1/1) ... [2019-11-26 16:31:43,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@256b832a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:43, skipping insertion in model container [2019-11-26 16:31:43,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:43" (1/1) ... [2019-11-26 16:31:43,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:43,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:43,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:43,769 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:43,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:43,998 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:44,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44 WrapperNode [2019-11-26 16:31:44,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:44,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:44,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:44,007 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:44,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:44,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:44,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:44,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:44,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:44,266 INFO L168 Benchmark]: Toolchain (without parser) took 1155.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:44,270 INFO L168 Benchmark]: CDTParser took 2.49 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. [2019-11-26 16:31:44,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 894.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:44,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.62 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. [2019-11-26 16:31:44,280 INFO L168 Benchmark]: Boogie Preprocessor took 112.72 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. [2019-11-26 16:31:44,287 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.49 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 894.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.62 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 112.72 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...