java -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/TreeAutomizer.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf -i /storage/chc-comp/llreve-bench/smt2/arrays/libc__strcspn.array.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 02:11:51,764 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 02:11:51,766 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 02:11:51,781 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-15 02:11:51,781 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-15 02:11:51,782 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-15 02:11:51,786 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-15 02:11:51,788 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-15 02:11:51,790 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-15 02:11:51,792 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-15 02:11:51,793 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-06-15 02:11:51,812 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-15 02:11:51,813 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-15 02:11:51,813 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-15 02:11:51,814 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-15 02:11:51,814 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-15 02:11:51,815 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-15 02:11:51,815 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 02:11:51,823 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 02:11:51,823 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 02:11:51,825 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 02:11:51,825 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 02:11:51,826 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 02:11:51,826 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 02:11:51,827 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 02:11:51,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 02:11:51,880 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 02:11:51,883 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 02:11:51,885 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 02:11:51,886 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 02:11:51,886 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/arrays/libc__strcspn.array.smt2 [2018-06-15 02:11:51,888 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 02:11:51,990 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/llreve-bench/smt2/arrays/libc__strcspn.array.smt2 unknown de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.parsing.HornClauseParserScript$1@5d733574 [2018-06-15 02:11:52,337 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/arrays/libc__strcspn.array.smt2 [2018-06-15 02:11:52,345 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 02:11:52,359 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 02:11:52,361 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 02:11:52,361 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 02:11:52,363 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 02:11:52,364 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 02:11:52" (1/1) ... [2018-06-15 02:11:52,452 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:11:52,726 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:11:53,144 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:11:53,417 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:11:53,986 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:11:54,579 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:11:55,163 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:11:55,663 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:11:55,855 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Argument hbv_INV_MAIN_0_1_Int has type Int but function = expects (Array Int Int) at de.uni_freiburg.informatik.ultimate.logic.FunctionSymbol.checkSort(FunctionSymbol.java:181) at de.uni_freiburg.informatik.ultimate.logic.FunctionSymbol.typecheck(FunctionSymbol.java:209) at de.uni_freiburg.informatik.ultimate.logic.ApplicationTerm.(ApplicationTerm.java:43) at de.uni_freiburg.informatik.ultimate.logic.Theory.term(Theory.java:1460) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.convertApplicationTerm(TermTransformer.java:190) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:297) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:239) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCHoareTripleChecker.assertPreconditions(HCHoareTripleChecker.java:103) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCHoareTripleChecker.check(HCHoareTripleChecker.java:137) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.getOptimalDestination(HCStateFactory.java:313) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.getOptimalDestination(HCStateFactory.java:1) at de.uni_freiburg.informatik.ultimate.automata.tree.InterpolantTreeAutomatonBU.getSuccessors(InterpolantTreeAutomatonBU.java:31) at de.uni_freiburg.informatik.ultimate.automata.tree.operations.difference.LazyDifference.getAllDestinations(LazyDifference.java:126) at de.uni_freiburg.informatik.ultimate.automata.tree.operations.difference.LazyDifference.computeDifference(LazyDifference.java:179) at de.uni_freiburg.informatik.ultimate.automata.tree.operations.difference.LazyDifference.(LazyDifference.java:87) at de.uni_freiburg.informatik.ultimate.automata.tree.operations.difference.LazyDifference.(LazyDifference.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.refineAbstraction(TreeAutomizerCEGAR.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.iterate(TreeAutomizerCEGAR.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver.process(TreeAutomizerObserver.java:97) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-06-15 02:11:55,862 INFO L168 Benchmark]: Toolchain (without parser) took 3517.13 ms. Allocated memory was 304.1 MB in the beginning and 342.9 MB in the end (delta: 38.8 MB). Free memory was 259.7 MB in the beginning and 172.7 MB in the end (delta: 87.0 MB). Peak memory consumption was 125.8 MB. Max. memory is 3.6 GB. [2018-06-15 02:11:55,865 INFO L168 Benchmark]: SmtParser took 0.17 ms. Allocated memory is still 304.1 MB. Free memory is still 271.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 02:11:55,865 INFO L168 Benchmark]: TreeAutomizer took 3499.96 ms. Allocated memory was 304.1 MB in the beginning and 342.9 MB in the end (delta: 38.8 MB). Free memory was 259.7 MB in the beginning and 172.7 MB in the end (delta: 87.0 MB). Peak memory consumption was 125.8 MB. Max. memory is 3.6 GB. [2018-06-15 02:11:55,870 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.17 ms. Allocated memory is still 304.1 MB. Free memory is still 271.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 3499.96 ms. Allocated memory was 304.1 MB in the beginning and 342.9 MB in the end (delta: 38.8 MB). Free memory was 259.7 MB in the beginning and 172.7 MB in the end (delta: 87.0 MB). Peak memory consumption was 125.8 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: SMTLIBException: Argument hbv_INV_MAIN_0_1_Int has type Int but function = expects (Array Int Int) de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: SMTLIBException: Argument hbv_INV_MAIN_0_1_Int has type Int but function = expects (Array Int Int): de.uni_freiburg.informatik.ultimate.logic.FunctionSymbol.checkSort(FunctionSymbol.java:181) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/libc__strcspn.array.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_02-11-55-886.csv Received shutdown request...