./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.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/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.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 c44c434a72b112081e38af2d7f87fc45c05317d5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-reduced/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.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 c44c434a72b112081e38af2d7f87fc45c05317d5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:28:55,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:55,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:55,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:55,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:55,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:55,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:55,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:55,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:55,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:55,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:55,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:55,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:55,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:55,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:55,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:55,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:55,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:55,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:55,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:55,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:55,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:55,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:55,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:55,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:55,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:55,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:55,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:55,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:55,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:55,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:55,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:55,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:55,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:55,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:55,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:55,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:55,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:55,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:55,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:55,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:55,698 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:55,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:55,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:55,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:55,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:55,760 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:55,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:55,761 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:55,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:55,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:55,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:55,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:55,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:55,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:55,768 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:55,769 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:55,771 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:55,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:55,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:55,772 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:55,774 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:55,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:55,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:55,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:55,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:55,780 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:55,780 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:55,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:55,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:55,782 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 -> c44c434a72b112081e38af2d7f87fc45c05317d5 [2019-11-27 16:28:56,268 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:56,300 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:56,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:56,308 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:56,312 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:56,314 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 16:28:56,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4b94f07f/900ad9256f93486a9f407f93f51466a9/FLAGafb1268b6 [2019-11-27 16:28:57,746 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:57,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 16:28:57,786 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4b94f07f/900ad9256f93486a9f407f93f51466a9/FLAGafb1268b6 [2019-11-27 16:28:57,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4b94f07f/900ad9256f93486a9f407f93f51466a9 [2019-11-27 16:28:57,838 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:57,840 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:57,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:57,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:57,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:57,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:57" (1/1) ... [2019-11-27 16:28:57,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:57, skipping insertion in model container [2019-11-27 16:28:57,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:57" (1/1) ... [2019-11-27 16:28:57,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:58,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:59,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:59,182 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:59,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:59,566 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:59,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:59 WrapperNode [2019-11-27 16:28:59,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:59,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:59,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:59,569 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:59,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:59" (1/1) ... [2019-11-27 16:28:59,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:59" (1/1) ... [2019-11-27 16:28:59,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:59,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:59,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:59,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:59,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:59" (1/1) ... [2019-11-27 16:28:59,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:59" (1/1) ... [2019-11-27 16:28:59,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:59" (1/1) ... [2019-11-27 16:28:59,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:59" (1/1) ... [2019-11-27 16:28:59,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:59" (1/1) ... [2019-11-27 16:28:59,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:59" (1/1) ... [2019-11-27 16:28:59,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:59" (1/1) ... [2019-11-27 16:28:59,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:59,967 INFO L168 Benchmark]: Toolchain (without parser) took 2119.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.4 MB in the end (delta: -4.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:59,968 INFO L168 Benchmark]: CDTParser took 2.45 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 16:28:59,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1723.51 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 977.9 MB in the end (delta: -16.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:59,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.84 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:59,983 INFO L168 Benchmark]: Boogie Preprocessor took 197.34 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:59,995 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.45 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 1723.51 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 977.9 MB in the end (delta: -16.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 189.84 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.34 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 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 0.1.24-509859d [2019-11-27 16:29:03,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:03,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:03,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:03,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:03,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:03,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:03,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:03,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:03,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:03,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:04,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:04,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:04,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:04,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:04,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:04,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:04,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:04,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:04,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:04,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:04,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:04,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:04,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:04,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:04,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:04,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:04,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:04,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:04,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:04,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:04,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:04,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:04,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:04,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:04,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:04,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:04,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:04,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:04,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:04,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:04,093 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:04,141 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:04,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:04,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:04,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:04,156 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:04,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:04,160 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:04,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:04,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:04,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:04,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:04,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:04,163 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:04,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:04,164 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:04,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:04,164 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:04,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:04,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:04,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:04,169 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:04,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:04,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:04,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:04,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:04,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:04,173 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:04,173 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:04,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:04,174 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:04,176 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 -> c44c434a72b112081e38af2d7f87fc45c05317d5 [2019-11-27 16:29:04,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:04,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:04,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:04,752 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:04,754 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:04,756 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 16:29:04,912 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4978dcbb1/90fd89f8ec45448c9f2fa9220c344e6d/FLAG1accac145 [2019-11-27 16:29:06,112 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:06,114 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 16:29:06,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4978dcbb1/90fd89f8ec45448c9f2fa9220c344e6d/FLAG1accac145 [2019-11-27 16:29:06,192 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4978dcbb1/90fd89f8ec45448c9f2fa9220c344e6d [2019-11-27 16:29:06,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:06,206 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:06,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:06,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:06,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:06,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:06" (1/1) ... [2019-11-27 16:29:06,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:06, skipping insertion in model container [2019-11-27 16:29:06,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:06" (1/1) ... [2019-11-27 16:29:06,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:06,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:07,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:07,612 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:08,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:08,259 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:08,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:08 WrapperNode [2019-11-27 16:29:08,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:08,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:08,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:08,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:08,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:08" (1/1) ... [2019-11-27 16:29:08,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:08" (1/1) ... [2019-11-27 16:29:08,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:08,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:08,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:08,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:08,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:08" (1/1) ... [2019-11-27 16:29:08,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:08" (1/1) ... [2019-11-27 16:29:08,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:08" (1/1) ... [2019-11-27 16:29:08,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:08" (1/1) ... [2019-11-27 16:29:08,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:08" (1/1) ... [2019-11-27 16:29:08,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:08" (1/1) ... [2019-11-27 16:29:08,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:08" (1/1) ... [2019-11-27 16:29:08,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:08,703 INFO L168 Benchmark]: Toolchain (without parser) took 2489.94 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 949.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:08,709 INFO L168 Benchmark]: CDTParser took 2.08 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 16:29:08,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2052.40 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 961.0 MB in the end (delta: 650.5 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:08,712 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.32 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:08,717 INFO L168 Benchmark]: Boogie Preprocessor took 193.26 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:08,726 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.08 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 2052.40 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 961.0 MB in the end (delta: 650.5 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 233.32 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.26 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 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...