./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-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_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-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 9b641c8d3060196d396aa2e6696a1d05c7ae1dc2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-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 9b641c8d3060196d396aa2e6696a1d05c7ae1dc2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:06:52,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:52,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:52,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:52,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:52,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:52,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:52,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:52,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:52,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:52,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:52,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:52,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:52,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:52,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:52,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:52,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:52,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:52,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:52,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:52,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:52,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:52,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:52,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:52,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:52,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:52,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:52,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:52,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:52,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:52,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:52,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:52,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:52,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:52,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:52,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:52,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:52,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:52,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:52,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:52,997 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:52,999 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:53,044 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:53,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:53,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:53,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:53,053 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:53,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:53,056 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:53,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:53,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:53,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:53,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:53,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:53,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:53,061 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:53,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:53,064 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:53,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:53,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:53,066 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:53,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:53,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:53,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:53,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:53,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:53,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:53,071 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:53,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:53,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:53,074 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 -> 9b641c8d3060196d396aa2e6696a1d05c7ae1dc2 [2019-11-27 10:06:53,644 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:53,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:53,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:53,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:53,687 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:53,691 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:53,855 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/645bd6bb0/2d2203059a2648bba05e1c8f560b2732/FLAG4a2f5c7c0 [2019-11-27 10:06:55,240 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:55,245 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:55,294 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/645bd6bb0/2d2203059a2648bba05e1c8f560b2732/FLAG4a2f5c7c0 [2019-11-27 10:06:55,647 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/645bd6bb0/2d2203059a2648bba05e1c8f560b2732 [2019-11-27 10:06:55,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:55,654 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:55,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:55,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:55,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:55,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:55" (1/1) ... [2019-11-27 10:06:55,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:55, skipping insertion in model container [2019-11-27 10:06:55,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:55" (1/1) ... [2019-11-27 10:06:55,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:55,926 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:58,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:58,253 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:59,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:59,493 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:59,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59 WrapperNode [2019-11-27 10:06:59,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:59,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:59,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:59,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:59,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:59,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:59,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:59,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:59,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:07:00,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:07:00,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:00,047 INFO L168 Benchmark]: Toolchain (without parser) took 4386.70 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 932.8 MB in the end (delta: 28.9 MB). Peak memory consumption was 29.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:00,051 INFO L168 Benchmark]: CDTParser took 0.55 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 10:07:00,053 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3836.86 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 950.0 MB in the end (delta: 11.7 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:00,054 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.82 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 938.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:00,060 INFO L168 Benchmark]: Boogie Preprocessor took 245.97 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 932.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:00,070 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 3836.86 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 950.0 MB in the end (delta: 11.7 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 290.82 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 938.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 245.97 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 932.8 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 10:07:04,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:04,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:04,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:04,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:04,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:04,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:04,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:04,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:04,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:04,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:04,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:04,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:04,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:04,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:04,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:04,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:04,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:04,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:04,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:04,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:04,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:04,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:04,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:04,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:04,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:04,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:04,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:04,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:04,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:04,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:04,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:04,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:04,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:04,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:04,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:04,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:04,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:04,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:04,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:04,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:04,316 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:04,359 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:04,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:04,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:04,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:04,365 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:04,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:04,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:04,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:04,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:04,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:04,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:04,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:04,371 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:04,372 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:04,372 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:04,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:04,373 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:04,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:04,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:04,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:04,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:04,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:04,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:04,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:04,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:04,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:04,380 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:04,380 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:04,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:04,381 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:04,382 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 -> 9b641c8d3060196d396aa2e6696a1d05c7ae1dc2 [2019-11-27 10:07:04,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:04,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:04,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:04,985 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:04,988 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:04,990 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:07:05,150 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1a746d5e/284183f239dc4339a2ceb0938c9fc87a/FLAG36e4857d6 [2019-11-27 10:07:06,665 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:06,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:07:06,710 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1a746d5e/284183f239dc4339a2ceb0938c9fc87a/FLAG36e4857d6 [2019-11-27 10:07:06,755 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1a746d5e/284183f239dc4339a2ceb0938c9fc87a [2019-11-27 10:07:06,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:06,770 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:06,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:06,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:06,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:06,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:06" (1/1) ... [2019-11-27 10:07:06,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:06, skipping insertion in model container [2019-11-27 10:07:06,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:06" (1/1) ... [2019-11-27 10:07:06,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:07,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:09,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:09,747 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:11,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:11,129 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:11,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11 WrapperNode [2019-11-27 10:07:11,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:11,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:11,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:11,138 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:11,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:11,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:11,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:11,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:11,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,640 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:11,673 INFO L168 Benchmark]: Toolchain (without parser) took 4898.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.8 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:11,674 INFO L168 Benchmark]: CDTParser took 0.35 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 10:07:11,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4359.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 916.0 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:11,678 INFO L168 Benchmark]: Boogie Procedure Inliner took 294.97 ms. Allocated memory is still 1.0 GB. Free memory was 916.0 MB in the beginning and 904.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:11,680 INFO L168 Benchmark]: Boogie Preprocessor took 233.98 ms. Allocated memory is still 1.0 GB. Free memory was 904.5 MB in the beginning and 898.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:11,689 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 4359.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 916.0 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 294.97 ms. Allocated memory is still 1.0 GB. Free memory was 916.0 MB in the beginning and 904.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 233.98 ms. Allocated memory is still 1.0 GB. Free memory was 904.5 MB in the beginning and 898.8 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...