./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.BOUNDED-8.pals.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 18f19371a7a9ee6a4bf7a15f55bfde20933d94db .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-mthreaded/pals_floodmax.4.2.ufo.BOUNDED-8.pals.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 18f19371a7a9ee6a4bf7a15f55bfde20933d94db ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:06,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:06,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:06,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:06,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:06,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:06,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:06,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:06,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:06,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:06,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:06,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:06,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:06,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:06,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:06,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:06,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:06,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:06,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:06,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:06,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:06,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:06,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:06,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:06,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:06,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:06,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:06,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:06,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:06,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:06,676 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:06,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:06,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:06,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:06,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:06,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:06,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:06,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:06,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:06,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:06,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:06,699 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:06,737 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:06,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:06,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:06,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:06,747 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:06,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:06,747 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:06,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:06,750 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:06,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:06,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:06,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:06,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:06,753 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:06,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:06,755 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:06,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:06,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:06,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:06,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:06,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:06,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:06,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:06,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:06,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:06,761 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:06,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:06,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:06,762 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 -> 18f19371a7a9ee6a4bf7a15f55bfde20933d94db [2019-11-27 10:01:07,373 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:07,402 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:07,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:07,411 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:07,413 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:07,417 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 10:01:07,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdb7444db/1f438b9ecad442c19395ee9baafe4f05/FLAG660e86018 [2019-11-27 10:01:08,797 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:08,799 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 10:01:08,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdb7444db/1f438b9ecad442c19395ee9baafe4f05/FLAG660e86018 [2019-11-27 10:01:08,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdb7444db/1f438b9ecad442c19395ee9baafe4f05 [2019-11-27 10:01:08,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:08,892 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:08,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:08,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:08,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:08,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:08" (1/1) ... [2019-11-27 10:01:08,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:08, skipping insertion in model container [2019-11-27 10:01:08,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:08" (1/1) ... [2019-11-27 10:01:08,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:09,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:10,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:10,048 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:10,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:10,346 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:10,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10 WrapperNode [2019-11-27 10:01:10,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:10,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:10,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:10,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:10,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:10,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:10,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:10,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:10,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,680 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:10,722 INFO L168 Benchmark]: Toolchain (without parser) took 1828.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 587.6 kB). Peak memory consumption was 653.2 kB. Max. memory is 12.5 GB. [2019-11-27 10:01:10,731 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:10,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1447.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:10,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.75 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:10,740 INFO L168 Benchmark]: Boogie Preprocessor took 197.52 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:10,756 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1447.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 163.75 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.52 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:14,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:14,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:14,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:14,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:14,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:14,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:14,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:14,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:14,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:14,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:14,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:14,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:14,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:14,750 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:14,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:14,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:14,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:14,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:14,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:14,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:14,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:14,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:14,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:14,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:14,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:14,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:14,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:14,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:14,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:14,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:14,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:14,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:14,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:14,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:14,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:14,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:14,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:14,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:14,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:14,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:14,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:14,878 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:14,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:14,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:14,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:14,885 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:14,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:14,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:14,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:14,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:14,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:14,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:14,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:14,893 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:14,893 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:14,896 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:14,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:14,896 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:14,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:14,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:14,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:14,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:14,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:14,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:14,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:14,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:14,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:14,902 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:14,903 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:14,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:14,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:14,905 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 -> 18f19371a7a9ee6a4bf7a15f55bfde20933d94db [2019-11-27 10:01:15,581 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:15,610 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:15,619 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:15,622 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:15,625 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:15,628 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 10:01:15,784 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd4a1c8eb/6df3391c331a49999068708cbd361eb4/FLAGe080ca4d0 [2019-11-27 10:01:17,024 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:17,026 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 10:01:17,061 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd4a1c8eb/6df3391c331a49999068708cbd361eb4/FLAGe080ca4d0 [2019-11-27 10:01:17,101 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd4a1c8eb/6df3391c331a49999068708cbd361eb4 [2019-11-27 10:01:17,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:17,120 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:17,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:17,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:17,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:17,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17, skipping insertion in model container [2019-11-27 10:01:17,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:17,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:18,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:18,320 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:18,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:18,661 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:18,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18 WrapperNode [2019-11-27 10:01:18,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:18,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:18,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:18,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:18,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:18,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:18,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:18,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:18,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:19,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:19,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:19,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:19,072 INFO L168 Benchmark]: Toolchain (without parser) took 1950.60 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 967.0 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:19,073 INFO L168 Benchmark]: CDTParser took 0.43 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 10:01:19,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1542.14 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:19,077 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.79 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:19,083 INFO L168 Benchmark]: Boogie Preprocessor took 201.91 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:19,093 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1542.14 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 196.79 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.91 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 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...