./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 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/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 0.1.24-32f2683 [2019-11-24 21:11:38,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:11:38,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:11:38,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:11:38,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:11:38,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:11:38,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:11:38,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:11:38,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:11:38,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:11:38,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:11:38,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:11:38,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:11:38,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:11:38,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:11:38,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:11:38,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:11:38,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:11:38,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:11:38,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:11:38,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:11:38,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:11:38,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:11:38,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:11:38,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:11:38,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:11:38,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:11:38,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:11:38,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:11:38,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:11:38,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:11:38,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:11:38,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:11:38,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:11:38,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:11:38,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:11:38,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:11:38,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:11:38,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:11:38,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:11:38,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:11:38,714 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:11:38,766 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:11:38,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:11:38,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:11:38,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:11:38,775 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:11:38,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:11:38,776 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:11:38,776 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:11:38,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:11:38,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:11:38,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:11:38,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:11:38,782 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:11:38,782 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:11:38,782 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:11:38,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:11:38,783 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:11:38,784 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:11:38,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:11:38,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:11:38,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:11:38,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:11:38,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:11:38,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:11:38,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:11:38,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:11:38,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:11:38,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:11:38,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:11:38,794 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 [2019-11-24 21:11:39,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:11:39,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:11:39,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:11:39,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:11:39,380 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:11:39,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench/ps5.c [2019-11-24 21:11:39,545 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/762fd8512/452ea93370d14d17af6ac4fd89a2a06e/FLAG002353015 [2019-11-24 21:11:40,598 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:11:40,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench/ps5.c [2019-11-24 21:11:40,614 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/762fd8512/452ea93370d14d17af6ac4fd89a2a06e/FLAG002353015 [2019-11-24 21:11:40,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/762fd8512/452ea93370d14d17af6ac4fd89a2a06e [2019-11-24 21:11:40,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:11:40,665 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:11:40,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:11:40,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:11:40,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:11:40,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:11:40" (1/1) ... [2019-11-24 21:11:40,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:40, skipping insertion in model container [2019-11-24 21:11:40,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:11:40" (1/1) ... [2019-11-24 21:11:40,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:11:40,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:11:41,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:11:41,136 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:11:41,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:11:41,224 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:11:41,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:41 WrapperNode [2019-11-24 21:11:41,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:11:41,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:11:41,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:11:41,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:11:41,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:41" (1/1) ... [2019-11-24 21:11:41,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:41" (1/1) ... [2019-11-24 21:11:41,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:11:41,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:11:41,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:11:41,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:11:41,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:41" (1/1) ... [2019-11-24 21:11:41,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:41" (1/1) ... [2019-11-24 21:11:41,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:41" (1/1) ... [2019-11-24 21:11:41,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:41" (1/1) ... [2019-11-24 21:11:41,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:41" (1/1) ... [2019-11-24 21:11:41,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:41" (1/1) ... [2019-11-24 21:11:41,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:41" (1/1) ... [2019-11-24 21:11:41,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:11:41,445 INFO L168 Benchmark]: Toolchain (without parser) took 772.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:11:41,447 INFO L168 Benchmark]: CDTParser took 0.93 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 21:11:41,461 INFO L168 Benchmark]: CACSL2BoogieTranslator took 554.39 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:11:41,464 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:11:41,468 INFO L168 Benchmark]: Boogie Preprocessor took 54.54 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:11:41,479 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 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 554.39 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 54.54 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:11:45,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:11:45,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:11:45,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:11:45,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:11:45,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:11:45,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:11:45,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:11:45,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:11:45,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:11:45,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:11:45,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:11:45,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:11:45,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:11:45,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:11:45,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:11:45,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:11:45,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:11:45,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:11:45,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:11:45,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:11:45,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:11:45,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:11:45,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:11:45,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:11:45,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:11:45,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:11:45,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:11:45,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:11:45,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:11:45,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:11:45,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:11:45,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:11:45,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:11:45,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:11:45,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:11:45,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:11:45,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:11:45,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:11:45,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:11:45,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:11:45,499 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:11:45,539 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:11:45,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:11:45,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:11:45,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:11:45,545 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:11:45,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:11:45,549 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:11:45,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:11:45,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:11:45,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:11:45,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:11:45,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:11:45,552 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:11:45,553 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:11:45,553 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:11:45,553 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:11:45,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:11:45,555 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:11:45,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:11:45,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:11:45,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:11:45,557 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:11:45,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:11:45,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:11:45,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:11:45,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:11:45,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:11:45,562 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:11:45,562 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:11:45,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:11:45,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:11:45,564 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 [2019-11-24 21:11:46,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:11:46,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:11:46,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:11:46,136 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:11:46,139 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:11:46,142 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench/ps5.c [2019-11-24 21:11:46,302 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4899e6e9b/f9038302f82d4da1911fdd77f005222e/FLAG454d4f6c0 [2019-11-24 21:11:47,346 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:11:47,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench/ps5.c [2019-11-24 21:11:47,367 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4899e6e9b/f9038302f82d4da1911fdd77f005222e/FLAG454d4f6c0 [2019-11-24 21:11:47,408 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4899e6e9b/f9038302f82d4da1911fdd77f005222e [2019-11-24 21:11:47,418 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:11:47,420 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:11:47,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:11:47,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:11:47,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:11:47,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:11:47" (1/1) ... [2019-11-24 21:11:47,443 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 24.11 09:11:47, skipping insertion in model container [2019-11-24 21:11:47,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:11:47" (1/1) ... [2019-11-24 21:11:47,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:11:47,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:11:47,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:11:48,005 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:11:48,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:11:48,112 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:11:48,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:48 WrapperNode [2019-11-24 21:11:48,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:11:48,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:11:48,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:11:48,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:11:48,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:48" (1/1) ... [2019-11-24 21:11:48,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:48" (1/1) ... [2019-11-24 21:11:48,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:11:48,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:11:48,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:11:48,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:11:48,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:48" (1/1) ... [2019-11-24 21:11:48,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:48" (1/1) ... [2019-11-24 21:11:48,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:48" (1/1) ... [2019-11-24 21:11:48,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:48" (1/1) ... [2019-11-24 21:11:48,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:48" (1/1) ... [2019-11-24 21:11:48,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:48" (1/1) ... [2019-11-24 21:11:48,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:48" (1/1) ... [2019-11-24 21:11:48,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:11:48,412 INFO L168 Benchmark]: Toolchain (without parser) took 983.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:11:48,415 INFO L168 Benchmark]: CDTParser took 0.55 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 21:11:48,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.54 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. [2019-11-24 21:11:48,422 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.18 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 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:11:48,427 INFO L168 Benchmark]: Boogie Preprocessor took 87.87 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:11:48,437 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 691.54 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 194.18 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 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.87 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...