./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/nsqm-iff.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/nsqm-iff.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 87ec3c93c72fac429e4c8efcc23f8033e6fcfeb3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/nsqm-iff.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 87ec3c93c72fac429e4c8efcc23f8033e6fcfeb3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:37:27,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:37:27,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:37:27,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:37:27,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:37:27,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:37:27,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:37:27,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:37:27,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:37:27,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:37:27,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:37:27,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:37:27,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:37:27,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:37:27,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:37:27,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:37:27,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:37:27,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:37:27,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:37:27,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:37:27,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:37:27,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:37:27,501 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:37:27,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:37:27,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:37:27,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:37:27,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:37:27,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:37:27,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:37:27,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:37:27,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:37:27,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:37:27,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:37:27,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:37:27,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:37:27,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:37:27,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:37:27,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:37:27,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:37:27,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:37:27,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:37:27,546 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:37:27,607 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:37:27,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:37:27,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:37:27,621 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:37:27,622 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:37:27,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:37:27,625 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:37:27,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:37:27,626 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:37:27,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:37:27,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:37:27,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:37:27,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:37:27,634 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:37:27,638 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:37:27,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:37:27,639 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:37:27,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:37:27,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:37:27,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:37:27,642 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:37:27,644 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:37:27,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:37:27,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:37:27,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:37:27,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:37:27,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:37:27,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:37:27,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:37:27,654 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 -> 87ec3c93c72fac429e4c8efcc23f8033e6fcfeb3 [2019-11-24 20:37:28,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:37:28,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:37:28,338 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:37:28,342 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:37:28,348 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:37:28,349 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/nsqm-iff.c [2019-11-24 20:37:28,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c163b45/d25a62be8520420cbb55a0e77951810f/FLAG4d027b278 [2019-11-24 20:37:29,723 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:37:29,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/nsqm-iff.c [2019-11-24 20:37:29,745 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c163b45/d25a62be8520420cbb55a0e77951810f/FLAG4d027b278 [2019-11-24 20:37:29,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c163b45/d25a62be8520420cbb55a0e77951810f [2019-11-24 20:37:29,796 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:37:29,802 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:37:29,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:29,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:37:29,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:37:29,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:29" (1/1) ... [2019-11-24 20:37:29,830 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 24.11 08:37:29, skipping insertion in model container [2019-11-24 20:37:29,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:29" (1/1) ... [2019-11-24 20:37:29,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:37:29,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:37:30,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:30,477 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:37:30,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:30,670 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:37:30,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:30 WrapperNode [2019-11-24 20:37:30,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:30,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:30,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:37:30,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:37:30,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:30" (1/1) ... [2019-11-24 20:37:30,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:30" (1/1) ... [2019-11-24 20:37:30,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:30,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:37:30,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:37:30,791 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:37:30,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:30" (1/1) ... [2019-11-24 20:37:30,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:30" (1/1) ... [2019-11-24 20:37:30,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:30" (1/1) ... [2019-11-24 20:37:30,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:30" (1/1) ... [2019-11-24 20:37:30,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:30" (1/1) ... [2019-11-24 20:37:30,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:30" (1/1) ... [2019-11-24 20:37:30,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:30" (1/1) ... [2019-11-24 20:37:30,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:37:30,887 INFO L168 Benchmark]: Toolchain (without parser) took 1077.97 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 989.7 MB in the end (delta: -28.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:30,888 INFO L168 Benchmark]: CDTParser took 1.21 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. [2019-11-24 20:37:30,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 869.80 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:37:30,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.85 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 995.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:37:30,916 INFO L168 Benchmark]: Boogie Preprocessor took 85.93 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:37:30,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 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 869.80 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.85 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 995.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 85.93 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:37:35,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:37:35,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:37:35,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:37:35,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:37:35,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:37:35,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:37:35,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:37:35,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:37:35,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:37:35,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:37:35,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:37:35,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:37:35,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:37:35,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:37:35,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:37:35,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:37:35,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:37:35,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:37:35,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:37:35,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:37:35,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:37:35,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:37:35,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:37:35,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:37:35,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:37:35,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:37:35,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:37:35,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:37:35,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:37:35,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:37:35,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:37:35,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:37:35,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:37:35,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:37:35,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:37:35,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:37:35,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:37:35,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:37:35,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:37:35,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:37:35,273 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:37:35,320 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:37:35,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:37:35,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:37:35,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:37:35,329 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:37:35,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:37:35,330 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:37:35,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:37:35,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:37:35,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:37:35,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:37:35,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:37:35,338 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:37:35,339 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:37:35,339 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:37:35,340 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:37:35,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:37:35,341 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:37:35,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:37:35,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:37:35,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:37:35,345 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:37:35,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:37:35,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:37:35,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:37:35,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:37:35,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:37:35,350 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:37:35,350 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:37:35,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:37:35,353 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:37:35,355 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 -> 87ec3c93c72fac429e4c8efcc23f8033e6fcfeb3 [2019-11-24 20:37:35,955 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:37:35,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:37:35,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:37:35,998 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:37:35,999 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:37:36,000 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/nsqm-iff.c [2019-11-24 20:37:36,157 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/658ea078e/90b158c9bcb442179a7b388645930211/FLAG7a66619d6 [2019-11-24 20:37:37,209 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:37:37,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/nsqm-iff.c [2019-11-24 20:37:37,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/658ea078e/90b158c9bcb442179a7b388645930211/FLAG7a66619d6 [2019-11-24 20:37:37,371 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/658ea078e/90b158c9bcb442179a7b388645930211 [2019-11-24 20:37:37,379 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:37:37,382 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:37:37,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:37,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:37:37,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:37:37,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:37" (1/1) ... [2019-11-24 20:37:37,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f36619a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:37, skipping insertion in model container [2019-11-24 20:37:37,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:37" (1/1) ... [2019-11-24 20:37:37,428 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:37:37,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:37:37,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:37,987 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:37:38,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:38,205 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:37:38,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:38 WrapperNode [2019-11-24 20:37:38,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:38,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:38,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:37:38,217 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:37:38,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:38" (1/1) ... [2019-11-24 20:37:38,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:38" (1/1) ... [2019-11-24 20:37:38,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:38,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:37:38,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:37:38,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:37:38,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:38" (1/1) ... [2019-11-24 20:37:38,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:38" (1/1) ... [2019-11-24 20:37:38,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:38" (1/1) ... [2019-11-24 20:37:38,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:38" (1/1) ... [2019-11-24 20:37:38,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:38" (1/1) ... [2019-11-24 20:37:38,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:38" (1/1) ... [2019-11-24 20:37:38,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:38" (1/1) ... [2019-11-24 20:37:38,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:37:38,488 INFO L168 Benchmark]: Toolchain (without parser) took 1098.32 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 985.5 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:38,493 INFO L168 Benchmark]: CDTParser took 1.38 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. [2019-11-24 20:37:38,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 819.39 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:37:38,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.11 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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. [2019-11-24 20:37:38,503 INFO L168 Benchmark]: Boogie Preprocessor took 113.81 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:37:38,514 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 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 819.39 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 146.11 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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. * Boogie Preprocessor took 113.81 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.5 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...