java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:58:47,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:58:47,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:58:47,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:58:47,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:58:47,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:58:47,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:58:47,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:58:47,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:58:47,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:58:47,100 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:58:47,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:58:47,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:58:47,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:58:47,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:58:47,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:58:47,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:58:47,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:58:47,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:58:47,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:58:47,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:58:47,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:58:47,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:58:47,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:58:47,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:58:47,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:58:47,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:58:47,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:58:47,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:58:47,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:58:47,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:58:47,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:58:47,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:58:47,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:58:47,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:58:47,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:58:47,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:58:47,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:58:47,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:58:47,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:58:47,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:58:47,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:58:47,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:58:47,201 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:58:47,202 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:58:47,203 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:58:47,204 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl [2019-08-05 11:58:47,204 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl' [2019-08-05 11:58:47,275 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:58:47,277 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:58:47,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:58:47,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:58:47,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:58:47,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:58:47" (1/1) ... [2019-08-05 11:58:47,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:58:47" (1/1) ... [2019-08-05 11:58:47,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:58:47" (1/1) ... [2019-08-05 11:58:47,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:58:47" (1/1) ... [2019-08-05 11:58:47,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:58:47" (1/1) ... [2019-08-05 11:58:47,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:58:47" (1/1) ... [2019-08-05 11:58:47,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:58:47" (1/1) ... [2019-08-05 11:58:47,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:58:47,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:58:47,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:58:47,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:58:47,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:58:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-05 11:58:47,461 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:58:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:58:47,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:58:48,063 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:58:48,064 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:58:48,065 INFO L202 PluginConnector]: Adding new model sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:58:48 BoogieIcfgContainer [2019-08-05 11:58:48,065 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:58:48,070 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:58:48,071 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:58:48,071 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:58:48,074 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:58:48" (1/1) ... [2019-08-05 11:58:48,085 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:58:48,088 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:58:48,100 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:58:48,109 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:58:48,111 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:59:56,001 WARN L188 SmtUtils]: Spent 1.13 m on a formula simplification. DAG size of input: 266 DAG size of output: 209 [2019-08-05 12:00:15,908 WARN L193 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000) stderr output: (error "out of memory") [2019-08-05 12:00:15,909 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:207) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:224) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:153) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:621) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:118) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) 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.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:178) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:159) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.BasicPredicateFactory.orTerm(BasicPredicateFactory.java:168) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.BasicPredicateFactory.or(BasicPredicateFactory.java:148) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools.or(SymbolicTools.java:130) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.domain.ExplicitValueDomain.join(ExplicitValueDomain.java:62) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.domain.ExplicitValueDomain.widen(ExplicitValueDomain.java:70) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:101) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:81) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretLoop(DagInterpreter.java:141) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretNode(DagInterpreter.java:133) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:112) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:125) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpret(IcfgInterpreter.java:116) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.processIcfg(SymbolicInterpretationObserver.java:92) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.process(SymbolicInterpretationObserver.java:77) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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:156) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:204) ... 42 more [2019-08-05 12:00:15,915 INFO L168 Benchmark]: Toolchain (without parser) took 88637.51 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 108.8 MB in the beginning and 88.4 MB in the end (delta: 20.4 MB). Peak memory consumption was 91.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:00:15,916 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 111.3 MB in the beginning and 111.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:00:15,917 INFO L168 Benchmark]: Boogie Preprocessor took 103.91 ms. Allocated memory is still 140.5 MB. Free memory was 108.8 MB in the beginning and 105.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:00:15,918 INFO L168 Benchmark]: RCFGBuilder took 683.57 ms. Allocated memory is still 140.5 MB. Free memory was 105.9 MB in the beginning and 80.9 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:00:15,920 INFO L168 Benchmark]: Symbolic Interpretation took 87841.86 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 80.9 MB in the beginning and 88.4 MB in the end (delta: -7.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:00:15,925 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:207) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 111.3 MB in the beginning and 111.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.91 ms. Allocated memory is still 140.5 MB. Free memory was 108.8 MB in the beginning and 105.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 683.57 ms. Allocated memory is still 140.5 MB. Free memory was 105.9 MB in the beginning and 80.9 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 87841.86 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 80.9 MB in the beginning and 88.4 MB in the end (delta: -7.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...