./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/brs4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/array-fpi/brs4.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 a42ef63c15fce4743570da16c3ba06fe5c855054 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-fpi/brs4.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 a42ef63c15fce4743570da16c3ba06fe5c855054 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:17:59,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:59,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:59,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:59,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:59,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:59,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:59,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:59,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:59,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:59,632 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:59,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:59,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:59,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:59,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:59,649 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:59,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:59,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:59,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:59,666 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:59,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:59,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:59,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:59,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:59,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:59,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:59,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:59,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:59,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:59,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:59,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:59,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:59,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:59,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:59,720 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:59,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:59,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:59,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:59,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:59,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:59,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:59,732 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:17:59,791 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:59,792 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:59,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:59,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:59,800 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:59,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:59,802 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:59,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:17:59,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:59,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:59,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:59,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:59,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:59,810 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:59,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:59,810 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:59,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:59,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:59,811 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:59,813 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:59,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:59,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:59,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:59,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:59,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:59,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:17:59,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:17:59,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:59,821 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 -> a42ef63c15fce4743570da16c3ba06fe5c855054 [2019-11-27 09:18:00,368 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:00,401 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:00,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:00,411 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:00,414 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:00,416 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/brs4.c [2019-11-27 09:18:00,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec6585b40/d0786ff42a184a3dbca0a2b86b35ba2e/FLAG689ebacdd [2019-11-27 09:18:01,662 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:01,663 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/brs4.c [2019-11-27 09:18:01,679 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec6585b40/d0786ff42a184a3dbca0a2b86b35ba2e/FLAG689ebacdd [2019-11-27 09:18:01,720 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec6585b40/d0786ff42a184a3dbca0a2b86b35ba2e [2019-11-27 09:18:01,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:01,734 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:01,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:01,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:01,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:01,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:01" (1/1) ... [2019-11-27 09:18:01,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:01, skipping insertion in model container [2019-11-27 09:18:01,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:01" (1/1) ... [2019-11-27 09:18:01,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:01,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:02,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:02,307 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:02,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:02,484 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:02,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02 WrapperNode [2019-11-27 09:18:02,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:02,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:02,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:02,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:02,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:02,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:02,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:02,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:02,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:02" (1/1) ... [2019-11-27 09:18:02,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:02,678 INFO L168 Benchmark]: Toolchain (without parser) took 940.75 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:02,681 INFO L168 Benchmark]: CDTParser took 0.49 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 09:18:02,695 INFO L168 Benchmark]: CACSL2BoogieTranslator took 746.35 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:02,697 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.80 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. [2019-11-27 09:18:02,703 INFO L168 Benchmark]: Boogie Preprocessor took 71.89 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:02,715 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 746.35 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.80 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. * Boogie Preprocessor took 71.89 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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-da95e15 [2019-11-27 09:18:06,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:06,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:06,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:06,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:06,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:06,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:06,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:06,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:06,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:06,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:06,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:06,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:06,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:06,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:06,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:06,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:06,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:06,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:06,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:06,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:06,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:06,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:06,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:06,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:06,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:06,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:06,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:06,982 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:06,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:06,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:06,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:06,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:06,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:06,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:06,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:06,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:07,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:07,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:07,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:07,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:07,009 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:18:07,051 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:07,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:07,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:07,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:07,060 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:07,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:07,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:07,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:07,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:07,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:07,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:07,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:07,068 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:18:07,068 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:18:07,069 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:07,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:07,072 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:07,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:07,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:07,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:07,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:07,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:07,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:07,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:07,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:07,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:07,078 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:18:07,080 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:18:07,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:07,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:18:07,082 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 -> a42ef63c15fce4743570da16c3ba06fe5c855054 [2019-11-27 09:18:07,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:07,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:07,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:07,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:07,798 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:07,800 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/brs4.c [2019-11-27 09:18:07,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/334f23a7b/d7500ea0509f4205af49b4c0d36902f9/FLAG7e80c798d [2019-11-27 09:18:09,034 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:09,035 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/brs4.c [2019-11-27 09:18:09,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/334f23a7b/d7500ea0509f4205af49b4c0d36902f9/FLAG7e80c798d [2019-11-27 09:18:09,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/334f23a7b/d7500ea0509f4205af49b4c0d36902f9 [2019-11-27 09:18:09,104 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:09,107 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:09,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:09,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:09,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:09,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:09,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09, skipping insertion in model container [2019-11-27 09:18:09,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:09,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:09,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:09,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:09,700 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:09,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:09,894 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:09,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09 WrapperNode [2019-11-27 09:18:09,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:09,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:09,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:09,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:09,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:09,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,005 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:10,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:10,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:10,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:10,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:09" (1/1) ... [2019-11-27 09:18:10,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:10,095 INFO L168 Benchmark]: Toolchain (without parser) took 983.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:10,100 INFO L168 Benchmark]: CDTParser took 0.35 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 09:18:10,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 784.88 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 991.1 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:10,106 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.63 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:10,107 INFO L168 Benchmark]: Boogie Preprocessor took 81.23 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:10,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 784.88 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 991.1 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 108.63 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 81.23 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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...