./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.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_floodmax.3.2.ufo.BOUNDED-6.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 adfa19e3eb9122b51c20a645d857f9144a7ae504 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.2.ufo.BOUNDED-6.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 adfa19e3eb9122b51c20a645d857f9144a7ae504 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:25:26,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:26,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:26,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:26,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:26,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:26,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:26,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:26,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:26,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:26,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:26,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:26,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:26,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:26,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:26,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:26,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:26,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:26,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:26,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:26,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:26,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:26,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:26,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:26,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:26,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:26,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:26,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:26,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:26,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:26,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:26,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:26,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:26,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:26,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:26,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:26,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:26,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:26,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:26,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:26,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:26,718 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:25:26,765 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:26,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:26,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:26,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:26,777 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:26,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:26,778 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:26,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:25:26,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:26,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:26,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:26,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:26,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:26,786 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:26,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:26,786 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:26,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:26,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:26,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:26,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:26,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:26,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:26,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:26,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:26,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:26,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:25:26,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:25:26,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:26,795 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 -> adfa19e3eb9122b51c20a645d857f9144a7ae504 [2019-11-27 16:25:27,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:27,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:27,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:27,699 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:27,702 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:27,704 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:25:27,873 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cff307ad9/ce33c01b5299400a9c5f1bdf5ddd7a5d/FLAG00d44e471 [2019-11-27 16:25:29,198 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:29,204 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:25:29,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cff307ad9/ce33c01b5299400a9c5f1bdf5ddd7a5d/FLAG00d44e471 [2019-11-27 16:25:29,288 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cff307ad9/ce33c01b5299400a9c5f1bdf5ddd7a5d [2019-11-27 16:25:29,301 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:29,304 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:29,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:29,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:29,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:29,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:29" (1/1) ... [2019-11-27 16:25:29,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:29, skipping insertion in model container [2019-11-27 16:25:29,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:29" (1/1) ... [2019-11-27 16:25:29,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:29,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:30,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:30,426 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:30,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:30,760 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:30,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:30 WrapperNode [2019-11-27 16:25:30,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:30,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:30,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:30,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:30,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:30" (1/1) ... [2019-11-27 16:25:30,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:30" (1/1) ... [2019-11-27 16:25:30,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:30,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:30,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:30,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:30,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:30" (1/1) ... [2019-11-27 16:25:30,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:30" (1/1) ... [2019-11-27 16:25:30,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:30" (1/1) ... [2019-11-27 16:25:30,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:30" (1/1) ... [2019-11-27 16:25:30,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:30" (1/1) ... [2019-11-27 16:25:31,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:30" (1/1) ... [2019-11-27 16:25:31,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:30" (1/1) ... [2019-11-27 16:25:31,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:31,048 INFO L168 Benchmark]: Toolchain (without parser) took 1739.74 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 979.6 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:31,051 INFO L168 Benchmark]: CDTParser took 0.41 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 16:25:31,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1452.93 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 985.3 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:31,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.92 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:31,061 INFO L168 Benchmark]: Boogie Preprocessor took 115.68 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:31,073 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1452.93 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 985.3 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.92 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 115.68 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:25:35,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:35,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:35,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:35,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:35,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:35,251 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:35,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:35,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:35,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:35,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:35,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:35,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:35,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:35,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:35,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:35,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:35,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:35,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:35,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:35,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:35,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:35,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:35,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:35,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:35,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:35,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:35,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:35,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:35,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:35,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:35,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:35,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:35,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:35,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:35,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:35,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:35,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:35,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:35,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:35,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:35,382 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:25:35,426 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:35,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:35,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:35,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:35,433 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:35,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:35,436 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:35,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:35,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:35,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:35,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:35,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:35,441 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:25:35,442 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:25:35,442 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:35,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:35,443 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:35,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:35,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:35,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:35,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:35,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:35,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:35,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:35,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:35,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:35,451 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:25:35,452 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:25:35,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:35,452 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:25:35,454 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 -> adfa19e3eb9122b51c20a645d857f9144a7ae504 [2019-11-27 16:25:36,077 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:36,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:36,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:36,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:36,126 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:36,128 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:25:36,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a5baa66f/0bf11d3ee7614340aef8baaf3d6b5d94/FLAG2a6b5c57a [2019-11-27 16:25:37,601 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:37,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:25:37,635 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a5baa66f/0bf11d3ee7614340aef8baaf3d6b5d94/FLAG2a6b5c57a [2019-11-27 16:25:37,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a5baa66f/0bf11d3ee7614340aef8baaf3d6b5d94 [2019-11-27 16:25:37,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:37,697 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:37,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:37,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:37,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:37,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:37" (1/1) ... [2019-11-27 16:25:37,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:37, skipping insertion in model container [2019-11-27 16:25:37,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:37" (1/1) ... [2019-11-27 16:25:37,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:37,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:38,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:38,784 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:39,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:39,096 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:39,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:39 WrapperNode [2019-11-27 16:25:39,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:39,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:39,110 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:39,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:39,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:39" (1/1) ... [2019-11-27 16:25:39,158 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:39" (1/1) ... [2019-11-27 16:25:39,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:39,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:39,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:39,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:39,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:39" (1/1) ... [2019-11-27 16:25:39,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:39" (1/1) ... [2019-11-27 16:25:39,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:39" (1/1) ... [2019-11-27 16:25:39,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:39" (1/1) ... [2019-11-27 16:25:39,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:39" (1/1) ... [2019-11-27 16:25:39,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:39" (1/1) ... [2019-11-27 16:25:39,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:39" (1/1) ... [2019-11-27 16:25:39,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:39,380 INFO L168 Benchmark]: Toolchain (without parser) took 1679.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:39,381 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:39,383 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1398.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:39,384 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.79 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:39,390 INFO L168 Benchmark]: Boogie Preprocessor took 112.09 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:39,396 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1398.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.1 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 158.79 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 112.09 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...