./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-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.4.3.ufo.UNBOUNDED.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 4c8a524001abd85bdfb6d1b1f78cf8aca832a2da ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.3.ufo.UNBOUNDED.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 4c8a524001abd85bdfb6d1b1f78cf8aca832a2da .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:04:14,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:14,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:14,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:14,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:14,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:14,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:14,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:14,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:14,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:14,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:14,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:14,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:14,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:14,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:14,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:14,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:14,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:14,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:14,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:14,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:14,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:14,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:14,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:14,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:14,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:14,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:14,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:14,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:14,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:14,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:14,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:14,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:14,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:14,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:14,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:14,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:14,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:14,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:14,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:14,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:14,818 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:14,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:14,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:14,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:14,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:14,867 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:14,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:14,868 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:14,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:14,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:14,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:14,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:14,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:14,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:14,872 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:14,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:14,874 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:14,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:14,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:14,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:14,876 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:14,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:14,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:14,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:14,878 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:14,881 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:14,881 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:14,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:14,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:14,882 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 -> 4c8a524001abd85bdfb6d1b1f78cf8aca832a2da [2019-11-27 10:04:15,411 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:15,445 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:15,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:15,453 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:15,456 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:15,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:04:15,617 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6897f2320/b0cc4b58afd94e86abb14b73e85937b5/FLAG57d8a278e [2019-11-27 10:04:16,847 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:16,849 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:04:16,883 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6897f2320/b0cc4b58afd94e86abb14b73e85937b5/FLAG57d8a278e [2019-11-27 10:04:17,310 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6897f2320/b0cc4b58afd94e86abb14b73e85937b5 [2019-11-27 10:04:17,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:17,326 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:17,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:17,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:17,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:17,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:17" (1/1) ... [2019-11-27 10:04:17,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f 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 10:04:17,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:17" (1/1) ... [2019-11-27 10:04:17,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:17,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:18,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:18,560 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:18,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:18,950 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:18,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18 WrapperNode [2019-11-27 10:04:18,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:18,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:18,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:18,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:18,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:19,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:19,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:19,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:19,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:19,399 INFO L168 Benchmark]: Toolchain (without parser) took 2060.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.7 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:19,400 INFO L168 Benchmark]: CDTParser took 3.53 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 10:04:19,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1631.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.1 MB in the end (delta: -23.9 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:19,408 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.14 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 10:04:19,411 INFO L168 Benchmark]: Boogie Preprocessor took 202.43 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:19,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.53 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 1631.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.1 MB in the end (delta: -23.9 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.14 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 202.43 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. 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 10:04:23,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:23,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:23,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:23,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:23,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:23,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:23,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:23,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:23,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:23,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:23,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:23,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:23,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:23,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:23,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:23,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:23,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:23,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:23,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:23,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:23,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:23,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:23,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:23,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:23,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:23,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:23,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:23,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:23,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:23,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:23,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:23,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:23,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:23,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:23,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:23,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:23,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:23,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:23,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:23,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:23,568 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:23,608 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:23,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:23,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:23,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:23,614 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:23,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:23,616 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:23,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:23,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:23,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:23,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:23,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:23,620 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:23,621 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:23,621 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:23,623 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:23,623 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:23,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:23,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:23,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:23,626 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:23,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:23,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:23,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:23,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:23,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:23,629 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:23,629 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:23,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:23,630 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:23,633 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 -> 4c8a524001abd85bdfb6d1b1f78cf8aca832a2da [2019-11-27 10:04:24,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:24,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:24,297 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:24,299 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:24,303 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:24,305 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:04:24,454 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb06eef2f/13c0b2f3320744a9b936de89103411da/FLAGed4305bb0 [2019-11-27 10:04:25,698 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:25,702 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:04:25,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb06eef2f/13c0b2f3320744a9b936de89103411da/FLAGed4305bb0 [2019-11-27 10:04:26,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb06eef2f/13c0b2f3320744a9b936de89103411da [2019-11-27 10:04:26,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:26,150 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:26,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:26,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:26,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:26,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:26" (1/1) ... [2019-11-27 10:04:26,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf 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 10:04:26,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:26" (1/1) ... [2019-11-27 10:04:26,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:26,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:27,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:27,479 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:27,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:27,928 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:27,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27 WrapperNode [2019-11-27 10:04:27,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:27,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:27,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:27,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:27,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:28,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:28,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:28,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:28,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:28,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:28,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:28,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:28,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:28,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:28,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:28,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:28,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:28,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:28,378 INFO L168 Benchmark]: Toolchain (without parser) took 2220.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 962.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:28,383 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:28,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1768.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.4 MB in the end (delta: -7.4 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:28,389 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.09 ms. Allocated memory is still 1.0 GB. Free memory was 973.4 MB in the beginning and 967.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:28,392 INFO L168 Benchmark]: Boogie Preprocessor took 215.68 ms. Allocated memory is still 1.0 GB. Free memory was 967.7 MB in the beginning and 962.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:28,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1768.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.4 MB in the end (delta: -7.4 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.09 ms. Allocated memory is still 1.0 GB. Free memory was 973.4 MB in the beginning and 967.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 215.68 ms. Allocated memory is still 1.0 GB. Free memory was 967.7 MB in the beginning and 962.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...