./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/const_1-1.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-acceleration/const_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 658f9355eb94ca4eb61d6206a3a34efe0abb7f9e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/const_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 658f9355eb94ca4eb61d6206a3a34efe0abb7f9e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:12:58,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:12:58,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:12:58,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:12:58,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:12:58,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:12:58,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:12:58,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:12:58,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:12:58,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:12:58,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:12:58,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:12:58,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:12:58,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:12:58,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:12:58,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:12:58,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:12:58,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:12:58,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:12:58,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:12:58,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:12:58,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:12:58,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:12:58,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:12:58,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:12:58,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:12:58,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:12:58,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:12:58,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:12:58,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:12:58,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:12:58,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:12:58,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:12:58,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:12:58,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:12:58,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:12:58,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:12:58,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:12:58,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:12:58,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:12:58,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:12:58,758 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:12:58,811 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:12:58,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:12:58,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:12:58,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:12:58,821 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:12:58,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:12:58,827 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:12:58,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:12:58,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:12:58,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:12:58,828 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:12:58,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:12:58,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:12:58,830 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:12:58,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:12:58,832 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:12:58,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:12:58,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:12:58,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:12:58,835 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:12:58,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:12:58,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:12:58,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:12:58,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:12:58,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:12:58,838 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:12:58,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:12:58,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:12:58,843 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 -> 658f9355eb94ca4eb61d6206a3a34efe0abb7f9e [2019-11-27 16:12:59,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:12:59,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:12:59,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:12:59,429 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:12:59,431 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:12:59,433 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/const_1-1.c [2019-11-27 16:12:59,590 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff6105efc/04d2484a5be749c58d12a159888aafa7/FLAGd27b89db3 [2019-11-27 16:13:00,645 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:00,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/const_1-1.c [2019-11-27 16:13:00,665 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff6105efc/04d2484a5be749c58d12a159888aafa7/FLAGd27b89db3 [2019-11-27 16:13:00,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff6105efc/04d2484a5be749c58d12a159888aafa7 [2019-11-27 16:13:00,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:00,718 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:00,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:00,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:00,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:00,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38c63881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00, skipping insertion in model container [2019-11-27 16:13:00,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:00,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:01,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:01,294 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:01,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:01,364 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:01,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:01 WrapperNode [2019-11-27 16:13:01,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:01,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:01,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:01,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:01,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:01" (1/1) ... [2019-11-27 16:13:01,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:01" (1/1) ... [2019-11-27 16:13:01,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:01,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:01,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:01,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:01,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:01" (1/1) ... [2019-11-27 16:13:01,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:01" (1/1) ... [2019-11-27 16:13:01,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:01" (1/1) ... [2019-11-27 16:13:01,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:01" (1/1) ... [2019-11-27 16:13:01,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:01" (1/1) ... [2019-11-27 16:13:01,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:01" (1/1) ... [2019-11-27 16:13:01,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:01" (1/1) ... [2019-11-27 16:13:01,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:01,598 INFO L168 Benchmark]: Toolchain (without parser) took 875.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:01,605 INFO L168 Benchmark]: CDTParser took 2.59 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 16:13:01,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.35 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. [2019-11-27 16:13:01,627 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:01,631 INFO L168 Benchmark]: Boogie Preprocessor took 50.66 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:01,646 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.59 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 647.35 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 160.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 50.66 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:13:05,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:05,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:05,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:05,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:05,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:05,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:05,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:05,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:05,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:05,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:05,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:05,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:05,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:05,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:05,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:05,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:05,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:05,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:05,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:05,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:05,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:05,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:05,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:05,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:05,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:05,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:05,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:05,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:05,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:05,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:05,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:05,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:05,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:05,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:05,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:05,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:05,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:05,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:05,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:05,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:05,821 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:13:05,863 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:05,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:05,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:05,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:05,870 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:05,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:05,871 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:05,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:05,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:05,873 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:05,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:05,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:05,876 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:13:05,877 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:13:05,877 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:05,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:05,878 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:05,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:05,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:05,882 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:05,882 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:05,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:05,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:05,883 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:05,883 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:05,883 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:05,884 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:13:05,884 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:13:05,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:05,886 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:13:05,888 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 -> 658f9355eb94ca4eb61d6206a3a34efe0abb7f9e [2019-11-27 16:13:06,449 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:06,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:06,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:06,497 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:06,499 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:06,501 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/const_1-1.c [2019-11-27 16:13:06,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8cb22976/5c88ee883af24a9c8efe9587e35a7d36/FLAGd705dbf66 [2019-11-27 16:13:07,680 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:07,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/const_1-1.c [2019-11-27 16:13:07,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8cb22976/5c88ee883af24a9c8efe9587e35a7d36/FLAGd705dbf66 [2019-11-27 16:13:07,737 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8cb22976/5c88ee883af24a9c8efe9587e35a7d36 [2019-11-27 16:13:07,748 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:07,753 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:07,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:07,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:07,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:07,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:07" (1/1) ... [2019-11-27 16:13:07,778 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 27.11 04:13:07, skipping insertion in model container [2019-11-27 16:13:07,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:07" (1/1) ... [2019-11-27 16:13:07,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:07,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:08,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:08,271 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:08,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:08,341 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:08,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:08 WrapperNode [2019-11-27 16:13:08,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:08,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:08,347 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:08,347 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:08,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:08" (1/1) ... [2019-11-27 16:13:08,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:08" (1/1) ... [2019-11-27 16:13:08,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:08,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:08,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:08,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:08,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:08" (1/1) ... [2019-11-27 16:13:08,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:08" (1/1) ... [2019-11-27 16:13:08,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:08" (1/1) ... [2019-11-27 16:13:08,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:08" (1/1) ... [2019-11-27 16:13:08,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:08" (1/1) ... [2019-11-27 16:13:08,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:08" (1/1) ... [2019-11-27 16:13:08,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:08" (1/1) ... [2019-11-27 16:13:08,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:08,602 INFO L168 Benchmark]: Toolchain (without parser) took 844.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:08,607 INFO L168 Benchmark]: CDTParser took 2.85 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 16:13:08,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.06 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. [2019-11-27 16:13:08,611 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.28 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: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:08,618 INFO L168 Benchmark]: Boogie Preprocessor took 64.62 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:08,629 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.85 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 586.06 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 183.28 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: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.62 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...