./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench/ps5.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/nla-digbench/ps5.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 294c13652aed4fc6b4e0ca443280f5fd3df72102 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/nla-digbench/ps5.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 294c13652aed4fc6b4e0ca443280f5fd3df72102 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:14:43,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:14:43,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:14:43,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:14:43,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:14:43,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:14:43,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:14:43,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:14:43,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:14:43,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:14:43,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:14:43,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:14:43,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:14:43,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:14:43,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:14:43,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:14:43,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:14:43,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:14:43,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:14:43,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:14:43,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:14:43,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:14:43,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:14:43,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:14:43,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:14:43,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:14:43,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:14:43,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:14:43,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:14:43,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:14:43,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:14:43,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:14:43,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:14:43,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:14:43,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:14:43,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:14:43,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:14:43,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:14:43,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:14:43,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:14:43,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:14:43,796 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:14:43,835 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:14:43,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:14:43,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:14:43,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:14:43,841 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:14:43,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:14:43,844 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:14:43,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:14:43,845 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:14:43,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:14:43,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:14:43,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:14:43,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:14:43,849 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:14:43,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:14:43,850 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:14:43,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:14:43,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:14:43,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:14:43,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:14:43,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:14:43,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:14:43,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:14:43,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:14:43,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:14:43,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:14:43,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:14:43,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:14:43,857 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 -> 294c13652aed4fc6b4e0ca443280f5fd3df72102 [2019-11-27 16:14:44,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:14:44,379 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:14:44,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:14:44,390 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:14:44,392 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:14:44,393 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench/ps5.c [2019-11-27 16:14:44,547 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c697de9ce/4e209de600fd453892062efd7d6771d7/FLAG84147298b [2019-11-27 16:14:45,500 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:45,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench/ps5.c [2019-11-27 16:14:45,523 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c697de9ce/4e209de600fd453892062efd7d6771d7/FLAG84147298b [2019-11-27 16:14:45,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c697de9ce/4e209de600fd453892062efd7d6771d7 [2019-11-27 16:14:45,703 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:45,706 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:45,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:45,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:45,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:45,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:45" (1/1) ... [2019-11-27 16:14:45,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b7f9016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:45, skipping insertion in model container [2019-11-27 16:14:45,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:45" (1/1) ... [2019-11-27 16:14:45,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:45,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:46,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:46,250 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:46,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:46,342 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:46,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:46 WrapperNode [2019-11-27 16:14:46,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:46,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:46,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:46,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:46,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:46" (1/1) ... [2019-11-27 16:14:46,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:46" (1/1) ... [2019-11-27 16:14:46,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:46,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:46,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:46,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:46,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:46" (1/1) ... [2019-11-27 16:14:46,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:46" (1/1) ... [2019-11-27 16:14:46,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:46" (1/1) ... [2019-11-27 16:14:46,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:46" (1/1) ... [2019-11-27 16:14:46,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:46" (1/1) ... [2019-11-27 16:14:46,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:46" (1/1) ... [2019-11-27 16:14:46,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:46" (1/1) ... [2019-11-27 16:14:46,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:46,572 INFO L168 Benchmark]: Toolchain (without parser) took 862.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 996.9 MB in the end (delta: -33.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:46,574 INFO L168 Benchmark]: CDTParser took 1.41 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 16:14:46,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 635.24 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 950.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:46,593 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.09 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:46,595 INFO L168 Benchmark]: Boogie Preprocessor took 55.38 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:46,607 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 635.24 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 950.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.09 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 55.38 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 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 16:14:50,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:14:50,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:14:50,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:14:50,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:14:50,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:14:50,580 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:14:50,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:14:50,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:14:50,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:14:50,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:14:50,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:14:50,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:14:50,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:14:50,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:14:50,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:14:50,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:14:50,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:14:50,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:14:50,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:14:50,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:14:50,677 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:14:50,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:14:50,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:14:50,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:14:50,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:14:50,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:14:50,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:14:50,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:14:50,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:14:50,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:14:50,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:14:50,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:14:50,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:14:50,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:14:50,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:14:50,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:14:50,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:14:50,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:14:50,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:14:50,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:14:50,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:14:50,775 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:14:50,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:14:50,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:14:50,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:14:50,778 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:14:50,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:14:50,780 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:14:50,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:14:50,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:14:50,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:14:50,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:14:50,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:14:50,785 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:14:50,786 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:14:50,786 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:14:50,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:14:50,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:14:50,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:14:50,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:14:50,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:14:50,791 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:14:50,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:14:50,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:14:50,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:14:50,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:14:50,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:14:50,794 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:14:50,795 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:14:50,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:14:50,797 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:14:50,798 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 -> 294c13652aed4fc6b4e0ca443280f5fd3df72102 [2019-11-27 16:14:51,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:14:51,482 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:14:51,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:14:51,496 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:14:51,496 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:14:51,498 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench/ps5.c [2019-11-27 16:14:51,652 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4822be796/90e968a12d524e61b5bb60256ea86a6b/FLAG07e790f72 [2019-11-27 16:14:52,705 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:52,706 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench/ps5.c [2019-11-27 16:14:52,724 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4822be796/90e968a12d524e61b5bb60256ea86a6b/FLAG07e790f72 [2019-11-27 16:14:52,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4822be796/90e968a12d524e61b5bb60256ea86a6b [2019-11-27 16:14:52,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:52,785 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:52,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:52,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:52,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:52,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:52" (1/1) ... [2019-11-27 16:14:52,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48265ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:52, skipping insertion in model container [2019-11-27 16:14:52,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:52" (1/1) ... [2019-11-27 16:14:52,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:52,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:53,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:53,400 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:53,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:53,529 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:53,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:53 WrapperNode [2019-11-27 16:14:53,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:53,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:53,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:53,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:53,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:53" (1/1) ... [2019-11-27 16:14:53,700 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:53" (1/1) ... [2019-11-27 16:14:53,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:53,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:53,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:53,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:53,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:53" (1/1) ... [2019-11-27 16:14:53,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:53" (1/1) ... [2019-11-27 16:14:53,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:53" (1/1) ... [2019-11-27 16:14:53,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:53" (1/1) ... [2019-11-27 16:14:53,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:53" (1/1) ... [2019-11-27 16:14:53,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:53" (1/1) ... [2019-11-27 16:14:53,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:53" (1/1) ... [2019-11-27 16:14:53,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:53,856 INFO L168 Benchmark]: Toolchain (without parser) took 1069.87 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 16:14:53,858 INFO L168 Benchmark]: CDTParser took 1.76 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 16:14:53,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 745.05 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:53,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.0 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:53,868 INFO L168 Benchmark]: Boogie Preprocessor took 89.46 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 16:14:53,879 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.76 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 745.05 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.0 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 89.46 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...