./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.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-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-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 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-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 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:04:15,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:15,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:15,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:15,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:15,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:15,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:15,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:15,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:15,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:15,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:15,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:15,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:15,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:15,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:15,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:15,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:15,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:15,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:15,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:15,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:15,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:15,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:15,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:15,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:15,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:15,689 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:15,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:15,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:15,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:15,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:15,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:15,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:15,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:15,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:15,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:15,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:15,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:15,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:15,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:15,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:15,709 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:15,735 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:15,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:15,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:15,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:15,740 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:15,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:15,740 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:15,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:15,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:15,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:15,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:15,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:15,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:15,744 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:15,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:15,744 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:15,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:15,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:15,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:15,747 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:15,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:15,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:15,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:15,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:15,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:15,749 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:15,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:15,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:15,752 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 -> 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 [2019-11-27 10:04:16,167 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:16,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:16,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:16,189 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:16,192 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:16,193 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:16,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c6c4154f/44f28f6ca6964e179e5aac200bbf536f/FLAG5e9741aa3 [2019-11-27 10:04:17,330 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:17,335 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:17,377 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c6c4154f/44f28f6ca6964e179e5aac200bbf536f/FLAG5e9741aa3 [2019-11-27 10:04:17,832 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c6c4154f/44f28f6ca6964e179e5aac200bbf536f [2019-11-27 10:04:17,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:17,837 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:17,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:17,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:17,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:17,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:17" (1/1) ... [2019-11-27 10:04:17,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a3f223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:17, skipping insertion in model container [2019-11-27 10:04:17,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:17" (1/1) ... [2019-11-27 10:04:17,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:18,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:20,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:20,088 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:21,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:21,280 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:21,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21 WrapperNode [2019-11-27 10:04:21,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:21,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:21,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:21,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:21,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:21,352 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:21,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:21,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:21,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:21,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:21,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:21,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:21,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:21,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:21,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:21,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:21,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:21,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:21,653 INFO L168 Benchmark]: Toolchain (without parser) took 3811.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 921.3 MB in the end (delta: 36.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:21,654 INFO L168 Benchmark]: CDTParser took 0.23 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 10:04:21,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3439.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 944.2 MB in the end (delta: 13.2 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:21,660 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.04 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:21,662 INFO L168 Benchmark]: Boogie Preprocessor took 171.39 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 921.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:21,672 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 3439.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 944.2 MB in the end (delta: 13.2 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 189.04 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.39 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 921.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 10:04:24,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:24,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:24,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:24,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:24,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:24,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:24,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:24,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:24,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:24,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:24,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:24,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:24,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:24,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:24,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:24,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:24,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:24,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:24,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:24,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:24,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:24,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:24,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:24,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:24,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:24,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:24,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:24,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:24,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:24,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:24,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:24,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:24,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:24,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:24,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:24,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:24,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:24,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:24,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:24,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:24,568 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:24,608 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:24,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:24,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:24,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:24,618 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:24,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:24,618 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:24,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:24,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:24,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:24,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:24,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:24,620 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:24,621 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:24,621 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:24,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:24,621 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:24,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:24,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:24,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:24,623 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:24,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:24,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:24,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:24,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:24,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:24,626 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:24,626 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:24,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:24,628 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:24,629 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 -> 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 [2019-11-27 10:04:25,068 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:25,091 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:25,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:25,098 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:25,101 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:25,102 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:25,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efe9c20cb/7437bba2e52548fbb7f5f1409bf61a1b/FLAG903a2a561 [2019-11-27 10:04:26,189 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:26,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:26,233 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efe9c20cb/7437bba2e52548fbb7f5f1409bf61a1b/FLAG903a2a561 [2019-11-27 10:04:26,259 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efe9c20cb/7437bba2e52548fbb7f5f1409bf61a1b [2019-11-27 10:04:26,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:26,269 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:26,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:26,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:26,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:26,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:26" (1/1) ... [2019-11-27 10:04:26,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:26, skipping insertion in model container [2019-11-27 10:04:26,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:26" (1/1) ... [2019-11-27 10:04:26,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:26,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:28,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:28,767 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:30,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:30,378 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:30,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:30 WrapperNode [2019-11-27 10:04:30,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:30,380 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:30,380 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:30,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:30,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:30" (1/1) ... [2019-11-27 10:04:30,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:30" (1/1) ... [2019-11-27 10:04:30,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:30,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:30,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:30,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:30,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:30" (1/1) ... [2019-11-27 10:04:30,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:30" (1/1) ... [2019-11-27 10:04:30,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:30" (1/1) ... [2019-11-27 10:04:30,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:30" (1/1) ... [2019-11-27 10:04:30,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:30" (1/1) ... [2019-11-27 10:04:30,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:30" (1/1) ... [2019-11-27 10:04:30,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:30" (1/1) ... [2019-11-27 10:04:30,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:30,803 INFO L168 Benchmark]: Toolchain (without parser) took 4530.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 875.5 MB in the end (delta: 79.0 MB). Peak memory consumption was 79.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:30,804 INFO L168 Benchmark]: CDTParser took 2.82 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 10:04:30,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4105.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 898.4 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:30,806 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.95 ms. Allocated memory is still 1.0 GB. Free memory was 898.4 MB in the beginning and 886.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:30,810 INFO L168 Benchmark]: Boogie Preprocessor took 199.39 ms. Allocated memory is still 1.0 GB. Free memory was 886.9 MB in the beginning and 875.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:30,819 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 4105.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 898.4 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.95 ms. Allocated memory is still 1.0 GB. Free memory was 898.4 MB in the beginning and 886.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.39 ms. Allocated memory is still 1.0 GB. Free memory was 886.9 MB in the beginning and 875.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...