./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3d57e708d09267fd0b55d619aba7f79332ef4ae5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3d57e708d09267fd0b55d619aba7f79332ef4ae5 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:23:49,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:49,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:49,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:49,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:49,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:49,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:49,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:49,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:49,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:49,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:49,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:49,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:49,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:49,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:49,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:49,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:49,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:49,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:49,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:50,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:50,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:50,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:50,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:50,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:50,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:50,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:50,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:50,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:50,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:50,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:50,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:50,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:50,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:50,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:50,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:50,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:50,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:50,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:50,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:50,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:50,057 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:50,092 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:50,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:50,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:50,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:50,100 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:50,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:50,101 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:50,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:50,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:50,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:50,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:50,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:50,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:50,106 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:50,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:50,107 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:50,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:50,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:50,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:50,108 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:50,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:50,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:50,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:50,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:50,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:50,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:50,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:50,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:50,113 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 -> 3d57e708d09267fd0b55d619aba7f79332ef4ae5 [2019-11-27 16:23:50,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:50,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:50,694 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:50,697 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:50,699 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:50,700 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:50,856 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2574f3ffb/b59508ab0cce40bf9f36994c458db4ee/FLAG92c22188c [2019-11-27 16:23:52,236 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:52,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:52,287 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2574f3ffb/b59508ab0cce40bf9f36994c458db4ee/FLAG92c22188c [2019-11-27 16:23:52,311 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2574f3ffb/b59508ab0cce40bf9f36994c458db4ee [2019-11-27 16:23:52,316 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:52,318 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:52,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:52,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:52,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:52,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:52" (1/1) ... [2019-11-27 16:23:52,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7241e323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:52, skipping insertion in model container [2019-11-27 16:23:52,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:52" (1/1) ... [2019-11-27 16:23:52,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:52,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:53,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:53,813 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:54,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:54,162 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:54,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:54 WrapperNode [2019-11-27 16:23:54,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:54,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:54,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:54,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:54,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:54" (1/1) ... [2019-11-27 16:23:54,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:54" (1/1) ... [2019-11-27 16:23:54,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:54,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:54,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:54,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:54,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:54" (1/1) ... [2019-11-27 16:23:54,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:54" (1/1) ... [2019-11-27 16:23:54,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:54" (1/1) ... [2019-11-27 16:23:54,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:54" (1/1) ... [2019-11-27 16:23:54,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:54" (1/1) ... [2019-11-27 16:23:54,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:54" (1/1) ... [2019-11-27 16:23:54,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:54" (1/1) ... [2019-11-27 16:23:54,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:54,752 INFO L168 Benchmark]: Toolchain (without parser) took 2430.64 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 937.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:54,755 INFO L168 Benchmark]: CDTParser took 1.49 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:54,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1840.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:54,761 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.22 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:54,765 INFO L168 Benchmark]: Boogie Preprocessor took 301.72 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 937.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:54,776 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 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 1840.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.22 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 301.72 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 937.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:23:58,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:58,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:58,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:58,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:58,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:58,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:58,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:58,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:58,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:58,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:58,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:58,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:58,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:58,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:58,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:58,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:58,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:58,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:58,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:58,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:58,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:58,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:58,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:58,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:58,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:58,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:58,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:58,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:58,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:58,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:58,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:58,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:58,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:58,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:58,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:58,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:58,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:58,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:58,947 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:58,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:58,951 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:58,994 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:58,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:58,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:58,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:58,998 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:58,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:58,999 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:59,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:59,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:59,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:59,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:59,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:59,005 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:59,005 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:59,006 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:59,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:59,006 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:59,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:59,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:59,009 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:59,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:59,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:59,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:59,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:59,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:59,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:59,012 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:59,015 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:59,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:59,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:59,017 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 -> 3d57e708d09267fd0b55d619aba7f79332ef4ae5 [2019-11-27 16:23:59,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:59,666 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:59,673 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:59,678 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:59,681 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:59,683 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:59,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e01f0674d/32ce844edea2470aa77b09792fdb035b/FLAGd7b4bdade [2019-11-27 16:24:01,231 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:24:01,233 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.ufo.UNBOUNDED.pals.c [2019-11-27 16:24:01,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e01f0674d/32ce844edea2470aa77b09792fdb035b/FLAGd7b4bdade [2019-11-27 16:24:01,303 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e01f0674d/32ce844edea2470aa77b09792fdb035b [2019-11-27 16:24:01,311 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:24:01,313 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:24:01,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:01,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:24:01,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:24:01,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:01" (1/1) ... [2019-11-27 16:24:01,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7241e323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:01, skipping insertion in model container [2019-11-27 16:24:01,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:01" (1/1) ... [2019-11-27 16:24:01,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:24:01,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:24:02,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:02,867 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:24:03,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:03,252 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:24:03,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03 WrapperNode [2019-11-27 16:24:03,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:03,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:03,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:24:03,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:24:03,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:03,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:03,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:03,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:24:03,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:24:03,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:24:03,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:03,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:03,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:03,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:03,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:03,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:03,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:03,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:24:03,818 INFO L168 Benchmark]: Toolchain (without parser) took 2499.36 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 933.5 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:03,819 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:24:03,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1927.82 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 950.7 MB in the end (delta: 11.0 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:03,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.74 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 939.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:03,828 INFO L168 Benchmark]: Boogie Preprocessor took 281.15 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:03,840 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1927.82 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 950.7 MB in the end (delta: 11.0 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 270.74 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 939.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 281.15 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.5 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...