./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/array_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_1-2.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 dc18d6791d5a51f5782a845009bfa8a1645f2712 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1-2.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 dc18d6791d5a51f5782a845009bfa8a1645f2712 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:56:03,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:56:03,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:56:03,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:56:03,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:56:04,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:56:04,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:56:04,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:56:04,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:56:04,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:56:04,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:56:04,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:56:04,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:56:04,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:56:04,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:56:04,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:56:04,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:56:04,066 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:56:04,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:56:04,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:56:04,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:56:04,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:56:04,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:56:04,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:56:04,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:56:04,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:56:04,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:56:04,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:56:04,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:56:04,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:56:04,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:56:04,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:56:04,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:56:04,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:56:04,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:56:04,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:56:04,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:56:04,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:56:04,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:56:04,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:56:04,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:56:04,149 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:56:04,191 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:56:04,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:56:04,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:56:04,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:56:04,199 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:56:04,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:56:04,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:56:04,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:56:04,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:56:04,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:56:04,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:56:04,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:56:04,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:56:04,205 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:56:04,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:56:04,205 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:56:04,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:56:04,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:56:04,209 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:56:04,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:56:04,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:56:04,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:56:04,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:56:04,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:56:04,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:56:04,211 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:56:04,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:56:04,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:56:04,214 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 -> dc18d6791d5a51f5782a845009bfa8a1645f2712 [2019-11-25 22:56:04,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:56:04,865 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:56:04,872 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:56:04,875 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:56:04,880 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:56:04,881 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/array_1-2.c [2019-11-25 22:56:05,048 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcb71111b/619e04ea78534876b85c79cf19110458/FLAGe06093f44 [2019-11-25 22:56:06,120 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:56:06,125 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/array_1-2.c [2019-11-25 22:56:06,143 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcb71111b/619e04ea78534876b85c79cf19110458/FLAGe06093f44 [2019-11-25 22:56:06,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcb71111b/619e04ea78534876b85c79cf19110458 [2019-11-25 22:56:06,190 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:56:06,193 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:56:06,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:06,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:56:06,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:56:06,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:06" (1/1) ... [2019-11-25 22:56:06,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:06, skipping insertion in model container [2019-11-25 22:56:06,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:06" (1/1) ... [2019-11-25 22:56:06,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:56:06,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:56:06,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:06,770 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:56:06,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:06,886 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:56:06,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:06 WrapperNode [2019-11-25 22:56:06,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:06,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:06,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:56:06,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:56:06,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:06" (1/1) ... [2019-11-25 22:56:07,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:06" (1/1) ... [2019-11-25 22:56:07,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:07,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:56:07,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:56:07,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:56:07,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:06" (1/1) ... [2019-11-25 22:56:07,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:06" (1/1) ... [2019-11-25 22:56:07,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:06" (1/1) ... [2019-11-25 22:56:07,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:06" (1/1) ... [2019-11-25 22:56:07,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:06" (1/1) ... [2019-11-25 22:56:07,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:06" (1/1) ... [2019-11-25 22:56:07,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:06" (1/1) ... [2019-11-25 22:56:07,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:56:07,168 INFO L168 Benchmark]: Toolchain (without parser) took 966.33 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. [2019-11-25 22:56:07,172 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-25 22:56:07,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.51 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. [2019-11-25 22:56:07,177 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.26 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. [2019-11-25 22:56:07,182 INFO L168 Benchmark]: Boogie Preprocessor took 72.57 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. [2019-11-25 22:56:07,194 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 694.51 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 188.26 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 72.57 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 0.1.24-65d6cd2 [2019-11-25 22:56:11,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:56:11,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:56:11,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:56:11,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:56:11,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:56:11,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:56:11,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:56:11,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:56:11,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:56:11,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:56:11,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:56:11,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:56:11,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:56:11,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:56:11,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:56:11,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:56:11,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:56:11,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:56:11,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:56:11,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:56:11,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:56:11,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:56:11,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:56:11,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:56:11,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:56:11,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:56:11,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:56:11,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:56:11,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:56:11,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:56:11,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:56:11,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:56:11,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:56:11,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:56:11,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:56:11,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:56:11,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:56:11,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:56:11,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:56:11,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:56:11,361 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:56:11,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:56:11,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:56:11,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:56:11,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:56:11,410 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:56:11,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:56:11,411 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:56:11,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:56:11,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:56:11,412 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:56:11,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:56:11,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:56:11,417 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:56:11,417 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:56:11,418 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:56:11,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:56:11,418 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:56:11,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:56:11,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:56:11,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:56:11,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:56:11,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:56:11,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:56:11,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:56:11,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:56:11,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:56:11,425 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:56:11,425 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:56:11,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:56:11,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:56:11,429 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 -> dc18d6791d5a51f5782a845009bfa8a1645f2712 [2019-11-25 22:56:12,088 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:56:12,120 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:56:12,130 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:56:12,132 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:56:12,133 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:56:12,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/array_1-2.c [2019-11-25 22:56:12,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/681ab21c5/beae7b9ecaf74b4a9285d7b1aba79925/FLAG43b31a3f5 [2019-11-25 22:56:13,340 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:56:13,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/array_1-2.c [2019-11-25 22:56:13,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/681ab21c5/beae7b9ecaf74b4a9285d7b1aba79925/FLAG43b31a3f5 [2019-11-25 22:56:13,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/681ab21c5/beae7b9ecaf74b4a9285d7b1aba79925 [2019-11-25 22:56:13,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:56:13,414 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:56:13,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:13,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:56:13,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:56:13,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:13" (1/1) ... [2019-11-25 22:56:13,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6a88b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:13, skipping insertion in model container [2019-11-25 22:56:13,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:13" (1/1) ... [2019-11-25 22:56:13,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:56:13,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:56:13,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:14,008 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:56:14,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:14,101 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:56:14,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:14 WrapperNode [2019-11-25 22:56:14,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:14,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:14,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:56:14,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:56:14,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:14" (1/1) ... [2019-11-25 22:56:14,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:14" (1/1) ... [2019-11-25 22:56:14,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:14,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:56:14,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:56:14,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:56:14,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:14" (1/1) ... [2019-11-25 22:56:14,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:14" (1/1) ... [2019-11-25 22:56:14,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:14" (1/1) ... [2019-11-25 22:56:14,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:14" (1/1) ... [2019-11-25 22:56:14,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:14" (1/1) ... [2019-11-25 22:56:14,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:14" (1/1) ... [2019-11-25 22:56:14,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:14" (1/1) ... [2019-11-25 22:56:14,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:56:14,378 INFO L168 Benchmark]: Toolchain (without parser) took 951.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:56:14,380 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:56:14,382 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.92 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:56:14,388 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:56:14,390 INFO L168 Benchmark]: Boogie Preprocessor took 67.14 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:56:14,402 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 686.92 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 175.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.14 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...