./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 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/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 0.1.24-509859d [2019-11-27 16:22:55,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:55,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:55,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:55,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:55,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:55,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:55,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:55,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:55,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:55,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:55,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:55,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:55,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:55,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:55,654 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:55,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:55,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:55,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:55,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:55,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:55,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:55,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:55,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:55,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:55,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:55,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:55,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:55,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:55,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:55,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:55,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:55,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:55,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:55,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:55,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:55,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:55,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:55,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:55,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:55,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:55,739 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:55,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:55,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:55,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:55,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:55,789 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:55,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:55,790 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:55,790 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:55,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:55,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:55,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:55,794 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:55,794 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:55,797 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:55,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:55,798 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:55,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:55,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:55,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:55,799 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:55,799 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:55,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:55,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:55,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:55,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:55,802 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:55,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:55,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:55,803 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 16:22:56,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:56,469 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:56,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:56,477 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:56,480 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:56,481 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 16:22:56,638 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7942233cd/2975b9ec9c224f11a8d3a788a1611f10/FLAG65f59296e [2019-11-27 16:22:57,777 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:57,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 16:22:57,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7942233cd/2975b9ec9c224f11a8d3a788a1611f10/FLAG65f59296e [2019-11-27 16:22:58,278 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7942233cd/2975b9ec9c224f11a8d3a788a1611f10 [2019-11-27 16:22:58,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:58,284 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:58,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:58,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:58,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:58,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:58" (1/1) ... [2019-11-27 16:22:58,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:58, skipping insertion in model container [2019-11-27 16:22:58,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:58" (1/1) ... [2019-11-27 16:22:58,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:58,439 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:59,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:59,401 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:59,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:59,669 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:59,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:59 WrapperNode [2019-11-27 16:22:59,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:59,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:59,672 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:59,672 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:59,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:59" (1/1) ... [2019-11-27 16:22:59,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:59" (1/1) ... [2019-11-27 16:22:59,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:59,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:59,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:59,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:59,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:59" (1/1) ... [2019-11-27 16:22:59,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:59" (1/1) ... [2019-11-27 16:22:59,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:59" (1/1) ... [2019-11-27 16:22:59,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:59" (1/1) ... [2019-11-27 16:22:59,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:59" (1/1) ... [2019-11-27 16:22:59,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:59" (1/1) ... [2019-11-27 16:23:00,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:59" (1/1) ... [2019-11-27 16:23:00,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:00,039 INFO L168 Benchmark]: Toolchain (without parser) took 1748.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.3 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:00,044 INFO L168 Benchmark]: CDTParser took 0.30 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 16:23:00,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1377.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.7 MB in the end (delta: -18.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:00,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.33 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:00,058 INFO L168 Benchmark]: Boogie Preprocessor took 191.86 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:00,071 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1377.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.7 MB in the end (delta: -18.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.33 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.86 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:23:04,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:04,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:04,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:04,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:04,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:04,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:04,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:04,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:04,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:04,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:04,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:04,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:04,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:04,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:04,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:04,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:04,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:04,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:04,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:04,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:04,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:04,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:04,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:04,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:04,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:04,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:04,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:04,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:04,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:04,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:04,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:04,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:04,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:04,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:04,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:04,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:04,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:04,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:04,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:04,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:04,229 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:04,296 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:04,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:04,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:04,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:04,305 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:04,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:04,306 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:04,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:04,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:04,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:04,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:04,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:04,311 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:04,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:04,312 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:04,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:04,313 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:04,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:04,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:04,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:04,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:04,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:04,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:04,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:04,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:04,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:04,319 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:04,319 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:04,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:04,321 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:04,322 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 16:23:04,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:04,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:04,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:04,885 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:04,887 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:04,892 INFO L428 ainManager$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 16:23:05,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cf542bbc/e9ac8bb042484c0eb23f8bd6b8c462b3/FLAG6d495bb4c [2019-11-27 16:23:06,328 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:06,329 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 16:23:06,389 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cf542bbc/e9ac8bb042484c0eb23f8bd6b8c462b3/FLAG6d495bb4c [2019-11-27 16:23:06,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cf542bbc/e9ac8bb042484c0eb23f8bd6b8c462b3 [2019-11-27 16:23:06,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:06,425 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:06,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:06,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:06,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:06,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:06" (1/1) ... [2019-11-27 16:23:06,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:06, skipping insertion in model container [2019-11-27 16:23:06,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:06" (1/1) ... [2019-11-27 16:23:06,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:06,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:07,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:07,573 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:07,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:07,906 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:07,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:07 WrapperNode [2019-11-27 16:23:07,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:07,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:07,909 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:07,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:07,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:07" (1/1) ... [2019-11-27 16:23:07,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:07" (1/1) ... [2019-11-27 16:23:08,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:08,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:08,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:08,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:08,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:07" (1/1) ... [2019-11-27 16:23:08,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:07" (1/1) ... [2019-11-27 16:23:08,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:07" (1/1) ... [2019-11-27 16:23:08,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:07" (1/1) ... [2019-11-27 16:23:08,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:07" (1/1) ... [2019-11-27 16:23:08,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:07" (1/1) ... [2019-11-27 16:23:08,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:07" (1/1) ... [2019-11-27 16:23:08,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:08,274 INFO L168 Benchmark]: Toolchain (without parser) took 1843.58 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 966.9 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:08,275 INFO L168 Benchmark]: CDTParser took 3.60 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 16:23:08,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1466.58 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 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:08,285 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.75 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 16:23:08,287 INFO L168 Benchmark]: Boogie Preprocessor took 182.24 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:08,298 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.60 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 1466.58 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 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 174.75 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 182.24 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 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...