./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.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/loop-industry-pattern/aiob_4.c.v+cfa-reducer.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 a9d9fdb967c829f2f7ee82db31bc122f536bc655 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/aiob_4.c.v+cfa-reducer.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 a9d9fdb967c829f2f7ee82db31bc122f536bc655 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:04:27,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:27,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:27,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:27,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:27,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:27,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:27,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:27,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:27,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:27,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:27,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:27,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:27,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:27,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:27,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:27,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:27,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:27,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:27,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:27,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:27,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:27,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:27,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:27,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:27,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:27,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:27,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:27,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:27,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:27,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:27,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:27,864 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:27,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:27,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:27,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:27,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:27,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:27,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:27,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:27,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:27,879 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:27,908 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:27,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:27,913 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:27,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:27,915 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:27,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:27,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:27,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:27,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:27,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:27,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:27,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:27,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:27,919 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:27,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:27,920 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:27,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:27,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:27,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:27,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:27,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:27,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:27,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:27,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:27,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:27,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:27,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:27,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:27,925 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 -> a9d9fdb967c829f2f7ee82db31bc122f536bc655 [2019-11-26 17:04:28,289 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:28,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:28,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:28,316 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:28,316 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:28,317 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-11-26 17:04:28,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce781f253/5784d4d181cb4b5080426237e233416c/FLAG23664c377 [2019-11-26 17:04:29,211 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:29,214 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-11-26 17:04:29,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce781f253/5784d4d181cb4b5080426237e233416c/FLAG23664c377 [2019-11-26 17:04:29,441 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce781f253/5784d4d181cb4b5080426237e233416c [2019-11-26 17:04:29,444 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:29,446 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:29,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:29,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:29,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:29,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:29" (1/1) ... [2019-11-26 17:04:29,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@174c0432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:29, skipping insertion in model container [2019-11-26 17:04:29,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:29" (1/1) ... [2019-11-26 17:04:29,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:29,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:30,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:30,065 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:30,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:30,221 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:30,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30 WrapperNode [2019-11-26 17:04:30,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:30,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:30,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:30,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:30,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:30,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:30,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:30,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:30,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:30,486 INFO L168 Benchmark]: Toolchain (without parser) took 1034.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.2 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:30,489 INFO L168 Benchmark]: CDTParser took 0.20 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 17:04:30,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 770.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.9 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:30,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.08 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:30,498 INFO L168 Benchmark]: Boogie Preprocessor took 110.26 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:30,506 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 770.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.9 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 145.08 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 110.26 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 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 0.1.24-025d5a2 [2019-11-26 17:04:33,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:33,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:33,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:33,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:33,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:33,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:33,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:33,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:33,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:33,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:33,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:33,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:33,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:33,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:33,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:33,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:33,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:33,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:33,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:33,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:33,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:33,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:33,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:33,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:33,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:33,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:33,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:33,322 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:33,323 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:33,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:33,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:33,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:33,328 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:33,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:33,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:33,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:33,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:33,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:33,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:33,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:33,341 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:33,367 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:33,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:33,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:33,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:33,375 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:33,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:33,375 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:33,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:33,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:33,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:33,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:33,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:33,379 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:33,380 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:33,380 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:33,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:33,380 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:33,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:33,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:33,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:33,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:33,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:33,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:33,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:33,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:33,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:33,384 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:33,384 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:33,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:33,386 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:33,387 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 -> a9d9fdb967c829f2f7ee82db31bc122f536bc655 [2019-11-26 17:04:33,870 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:33,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:33,894 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:33,900 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:33,900 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:33,901 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-11-26 17:04:34,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d5a4f62c/aa4e3ce06b9a4b65acba1f5d0fb2924d/FLAG0f542d122 [2019-11-26 17:04:34,798 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:34,800 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-11-26 17:04:34,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d5a4f62c/aa4e3ce06b9a4b65acba1f5d0fb2924d/FLAG0f542d122 [2019-11-26 17:04:35,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d5a4f62c/aa4e3ce06b9a4b65acba1f5d0fb2924d [2019-11-26 17:04:35,037 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:35,040 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:35,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:35,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:35,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:35,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:35" (1/1) ... [2019-11-26 17:04:35,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7bf631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:35, skipping insertion in model container [2019-11-26 17:04:35,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:35" (1/1) ... [2019-11-26 17:04:35,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:35,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:35,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:35,723 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:35,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:35,930 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:35,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:35 WrapperNode [2019-11-26 17:04:35,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:35,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:35,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:35,939 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:35,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:35" (1/1) ... [2019-11-26 17:04:35,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:35" (1/1) ... [2019-11-26 17:04:36,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:36,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:36,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:36,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:36,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:35" (1/1) ... [2019-11-26 17:04:36,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:35" (1/1) ... [2019-11-26 17:04:36,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:35" (1/1) ... [2019-11-26 17:04:36,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:35" (1/1) ... [2019-11-26 17:04:36,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:35" (1/1) ... [2019-11-26 17:04:36,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:35" (1/1) ... [2019-11-26 17:04:36,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:35" (1/1) ... [2019-11-26 17:04:36,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:36,171 INFO L168 Benchmark]: Toolchain (without parser) took 1127.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.1 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:36,174 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-26 17:04:36,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 893.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.6 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:36,177 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.95 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:36,179 INFO L168 Benchmark]: Boogie Preprocessor took 117.55 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:36,186 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 893.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.6 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 108.95 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 117.55 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 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...