./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/overflow_1-1.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/overflow_1-1.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 46454b70281fe2ee95175e49fcd6d34032948972 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/overflow_1-1.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 46454b70281fe2ee95175e49fcd6d34032948972 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:56:15,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:56:15,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:56:15,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:56:15,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:56:15,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:56:15,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:56:15,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:56:15,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:56:15,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:56:15,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:56:15,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:56:15,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:56:15,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:56:15,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:56:15,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:56:15,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:56:15,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:56:15,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:56:15,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:56:15,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:56:15,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:56:15,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:56:15,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:56:15,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:56:15,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:56:15,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:56:15,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:56:15,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:56:15,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:56:15,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:56:15,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:56:15,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:56:15,785 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:56:15,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:56:15,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:56:15,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:56:15,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:56:15,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:56:15,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:56:15,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:56:15,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:56:15,843 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:56:15,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:56:15,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:56:15,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:56:15,851 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:56:15,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:56:15,854 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:56:15,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:56:15,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:56:15,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:56:15,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:56:15,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:56:15,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:56:15,858 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:56:15,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:56:15,860 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:56:15,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:56:15,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:56:15,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:56:15,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:56:15,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:56:15,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:56:15,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:56:15,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:56:15,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:56:15,867 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:56:15,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:56:15,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:56:15,870 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 -> 46454b70281fe2ee95175e49fcd6d34032948972 [2019-11-25 22:56:16,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:56:16,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:56:16,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:56:16,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:56:16,571 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:56:16,572 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/overflow_1-1.c [2019-11-25 22:56:16,735 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8067aaa35/24d4ec1c14134c1c9344560c33955339/FLAGce62aff89 [2019-11-25 22:56:17,759 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:56:17,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/overflow_1-1.c [2019-11-25 22:56:17,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8067aaa35/24d4ec1c14134c1c9344560c33955339/FLAGce62aff89 [2019-11-25 22:56:17,813 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8067aaa35/24d4ec1c14134c1c9344560c33955339 [2019-11-25 22:56:17,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:56:17,826 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:56:17,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:17,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:56:17,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:56:17,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:17" (1/1) ... [2019-11-25 22:56:17,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:17, skipping insertion in model container [2019-11-25 22:56:17,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:17" (1/1) ... [2019-11-25 22:56:17,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:56:17,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:56:18,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:18,336 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:56:18,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:18,382 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:56:18,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:18 WrapperNode [2019-11-25 22:56:18,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:18,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:18,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:56:18,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:56:18,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:18" (1/1) ... [2019-11-25 22:56:18,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:18" (1/1) ... [2019-11-25 22:56:18,557 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:18,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:56:18,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:56:18,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:56:18,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:18" (1/1) ... [2019-11-25 22:56:18,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:18" (1/1) ... [2019-11-25 22:56:18,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:18" (1/1) ... [2019-11-25 22:56:18,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:18" (1/1) ... [2019-11-25 22:56:18,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:18" (1/1) ... [2019-11-25 22:56:18,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:18" (1/1) ... [2019-11-25 22:56:18,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:18" (1/1) ... [2019-11-25 22:56:18,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:56:18,615 INFO L168 Benchmark]: Toolchain (without parser) took 785.99 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 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:56:18,619 INFO L168 Benchmark]: CDTParser took 1.58 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 22:56:18,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 559.58 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 22:56:18,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.86 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 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:56:18,643 INFO L168 Benchmark]: Boogie Preprocessor took 49.43 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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 22:56:18,655 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 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 559.58 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 161.86 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 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 49.43 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:56:22,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:56:22,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:56:22,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:56:22,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:56:22,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:56:22,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:56:22,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:56:22,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:56:22,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:56:22,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:56:22,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:56:22,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:56:22,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:56:22,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:56:22,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:56:22,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:56:22,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:56:22,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:56:22,601 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:56:22,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:56:22,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:56:22,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:56:22,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:56:22,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:56:22,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:56:22,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:56:22,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:56:22,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:56:22,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:56:22,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:56:22,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:56:22,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:56:22,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:56:22,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:56:22,655 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:56:22,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:56:22,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:56:22,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:56:22,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:56:22,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:56:22,668 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:56:22,709 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:56:22,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:56:22,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:56:22,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:56:22,720 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:56:22,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:56:22,720 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:56:22,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:56:22,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:56:22,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:56:22,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:56:22,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:56:22,726 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:56:22,727 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:56:22,727 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:56:22,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:56:22,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:56:22,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:56:22,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:56:22,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:56:22,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:56:22,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:56:22,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:56:22,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:56:22,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:56:22,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:56:22,734 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:56:22,735 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:56:22,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:56:22,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:56:22,738 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 -> 46454b70281fe2ee95175e49fcd6d34032948972 [2019-11-25 22:56:23,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:56:23,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:56:23,382 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:56:23,390 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:56:23,390 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:56:23,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/overflow_1-1.c [2019-11-25 22:56:23,562 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92ff60dd2/5263b520982e4262903e1dfe2465ce11/FLAGd30bff397 [2019-11-25 22:56:24,572 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:56:24,576 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/overflow_1-1.c [2019-11-25 22:56:24,595 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92ff60dd2/5263b520982e4262903e1dfe2465ce11/FLAGd30bff397 [2019-11-25 22:56:24,762 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92ff60dd2/5263b520982e4262903e1dfe2465ce11 [2019-11-25 22:56:24,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:56:24,779 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:56:24,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:24,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:56:24,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:56:24,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:24" (1/1) ... [2019-11-25 22:56:24,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67918653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:24, skipping insertion in model container [2019-11-25 22:56:24,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:24" (1/1) ... [2019-11-25 22:56:24,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:56:24,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:56:25,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:25,269 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:56:25,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:25,331 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:56:25,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:25 WrapperNode [2019-11-25 22:56:25,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:25,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:25,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:56:25,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:56:25,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:25" (1/1) ... [2019-11-25 22:56:25,455 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:25" (1/1) ... [2019-11-25 22:56:25,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:25,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:56:25,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:56:25,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:56:25,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:25" (1/1) ... [2019-11-25 22:56:25,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:25" (1/1) ... [2019-11-25 22:56:25,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:25" (1/1) ... [2019-11-25 22:56:25,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:25" (1/1) ... [2019-11-25 22:56:25,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:25" (1/1) ... [2019-11-25 22:56:25,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:25" (1/1) ... [2019-11-25 22:56:25,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:25" (1/1) ... [2019-11-25 22:56:25,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:56:25,573 INFO L168 Benchmark]: Toolchain (without parser) took 790.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:56:25,576 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. [2019-11-25 22:56:25,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.03 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 22:56:25,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.38 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:56:25,584 INFO L168 Benchmark]: Boogie Preprocessor took 59.68 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:56:25,598 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 552.03 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 162.38 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 59.68 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...