./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-industry-pattern/ofuf_1.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 1e13928f4cbb5df8bd3bcc6bd2cf23d73954ed0e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-industry-pattern/ofuf_1.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 1e13928f4cbb5df8bd3bcc6bd2cf23d73954ed0e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:13:54,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:54,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:54,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:54,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:54,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:54,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:54,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:54,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:54,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:54,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:54,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:54,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:54,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:54,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:54,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:54,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:54,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:54,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:54,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:54,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:54,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:54,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:54,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:54,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:54,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:54,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:54,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:54,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:54,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:54,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:54,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:54,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:54,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:54,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:54,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:54,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:54,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:54,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:54,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:54,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:54,501 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:54,540 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:54,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:54,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:54,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:54,546 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:54,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:54,549 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:54,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:54,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:54,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:54,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:54,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:54,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:54,555 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:54,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:54,556 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:54,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:54,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:54,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:54,557 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:54,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:54,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:54,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:54,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:54,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:54,560 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:54,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:54,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:54,563 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 -> 1e13928f4cbb5df8bd3bcc6bd2cf23d73954ed0e [2019-11-27 16:13:55,115 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:55,144 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:55,150 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:55,156 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:55,157 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:55,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2019-11-27 16:13:55,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9b3a5895/884d7d45e2284b2d916bcbdbc79a7ffe/FLAGc20f532ca [2019-11-27 16:13:56,526 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:56,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2019-11-27 16:13:56,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9b3a5895/884d7d45e2284b2d916bcbdbc79a7ffe/FLAGc20f532ca [2019-11-27 16:13:56,602 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9b3a5895/884d7d45e2284b2d916bcbdbc79a7ffe [2019-11-27 16:13:56,610 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:56,612 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:56,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:56,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:56,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:56,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:56" (1/1) ... [2019-11-27 16:13:56,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@91324ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:56, skipping insertion in model container [2019-11-27 16:13:56,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:56" (1/1) ... [2019-11-27 16:13:56,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:56,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:57,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:57,666 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:57,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:57,897 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:57,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:57 WrapperNode [2019-11-27 16:13:57,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:57,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:57,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:57,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:57,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:57" (1/1) ... [2019-11-27 16:13:57,967 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:57" (1/1) ... [2019-11-27 16:13:58,093 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:58,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:58,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:58,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:58,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:57" (1/1) ... [2019-11-27 16:13:58,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:57" (1/1) ... [2019-11-27 16:13:58,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:57" (1/1) ... [2019-11-27 16:13:58,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:57" (1/1) ... [2019-11-27 16:13:58,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:57" (1/1) ... [2019-11-27 16:13:58,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:57" (1/1) ... [2019-11-27 16:13:58,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:57" (1/1) ... [2019-11-27 16:13:58,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:58,349 INFO L168 Benchmark]: Toolchain (without parser) took 1728.52 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:58,350 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:58,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1283.74 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:58,357 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.22 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:58,359 INFO L168 Benchmark]: Boogie Preprocessor took 244.41 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:58,373 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1283.74 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 192.22 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 244.41 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:14:02,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:14:02,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:14:02,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:14:02,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:14:02,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:14:02,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:14:02,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:14:02,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:14:02,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:14:02,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:14:02,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:14:02,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:14:02,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:14:02,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:14:02,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:14:02,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:14:02,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:14:02,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:14:02,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:14:02,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:14:02,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:14:02,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:14:02,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:14:02,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:14:02,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:14:02,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:14:02,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:14:02,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:14:02,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:14:02,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:14:02,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:14:02,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:14:02,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:14:02,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:14:02,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:14:02,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:14:02,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:14:02,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:14:02,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:14:02,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:14:02,402 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:14:02,454 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:14:02,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:14:02,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:14:02,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:14:02,467 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:14:02,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:14:02,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:14:02,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:14:02,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:14:02,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:14:02,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:14:02,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:14:02,472 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:14:02,473 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:14:02,473 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:14:02,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:14:02,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:14:02,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:14:02,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:14:02,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:14:02,480 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:14:02,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:14:02,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:14:02,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:14:02,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:14:02,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:14:02,482 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:14:02,485 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:14:02,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:14:02,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:14:02,487 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 -> 1e13928f4cbb5df8bd3bcc6bd2cf23d73954ed0e [2019-11-27 16:14:03,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:14:03,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:14:03,135 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:14:03,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:14:03,144 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:14:03,146 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2019-11-27 16:14:03,304 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/907d6b5db/1e5cf54809304335b67bcb6dce2d03e4/FLAGf3c62d0fd [2019-11-27 16:14:04,512 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:04,514 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2019-11-27 16:14:04,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/907d6b5db/1e5cf54809304335b67bcb6dce2d03e4/FLAGf3c62d0fd [2019-11-27 16:14:04,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/907d6b5db/1e5cf54809304335b67bcb6dce2d03e4 [2019-11-27 16:14:04,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:04,624 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:04,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:04,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:04,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:04,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:04" (1/1) ... [2019-11-27 16:14:04,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3459d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:04, skipping insertion in model container [2019-11-27 16:14:04,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:04" (1/1) ... [2019-11-27 16:14:04,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:04,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:05,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:05,715 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:05,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:06,012 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:06,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:06 WrapperNode [2019-11-27 16:14:06,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:06,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:06,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:06,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:06,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:06" (1/1) ... [2019-11-27 16:14:06,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:06" (1/1) ... [2019-11-27 16:14:06,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:06,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:06,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:06,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:06,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:06" (1/1) ... [2019-11-27 16:14:06,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:06" (1/1) ... [2019-11-27 16:14:06,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:06" (1/1) ... [2019-11-27 16:14:06,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:06" (1/1) ... [2019-11-27 16:14:06,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:06" (1/1) ... [2019-11-27 16:14:06,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:06" (1/1) ... [2019-11-27 16:14:06,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:06" (1/1) ... [2019-11-27 16:14:06,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:06,561 INFO L168 Benchmark]: Toolchain (without parser) took 1930.22 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:06,564 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:06,572 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1383.33 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:06,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 260.87 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:06,574 INFO L168 Benchmark]: Boogie Preprocessor took 268.65 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:06,588 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1383.33 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 260.87 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 268.65 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...