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/20170304-DifficultPathPrograms/num_conversion_2.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:41:53,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:41:53,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:41:53,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:41:53,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:41:53,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:41:53,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:41:53,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:41:53,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:41:53,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:41:53,348 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:41:53,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:41:53,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:41:53,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:41:53,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:41:53,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:41:53,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:41:53,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:41:53,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:41:53,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:41:53,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:41:53,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:41:53,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:41:53,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:41:53,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:41:53,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:41:53,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:41:53,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:41:53,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:41:53,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:41:53,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:41:53,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:41:53,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:41:53,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:41:53,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:41:53,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:41:53,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:41:53,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:41:53,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:41:53,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:41:53,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:41:53,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:41:53,430 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:41:53,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:41:53,436 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:41:53,437 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:41:53,442 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/num_conversion_2.i_3.bpl [2019-08-05 11:41:53,442 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/num_conversion_2.i_3.bpl' [2019-08-05 11:41:53,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:41:53,491 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:41:53,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:41:53,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:41:53,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:41:53,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:53" (1/1) ... [2019-08-05 11:41:53,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:53" (1/1) ... [2019-08-05 11:41:53,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:53" (1/1) ... [2019-08-05 11:41:53,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:53" (1/1) ... [2019-08-05 11:41:53,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:53" (1/1) ... [2019-08-05 11:41:53,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:53" (1/1) ... [2019-08-05 11:41:53,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:53" (1/1) ... [2019-08-05 11:41:53,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:41:53,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:41:53,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:41:53,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:41:53,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:41:53" (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 11:41:53,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:41:53,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:41:53,817 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:41:53,817 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:41:53,818 INFO L202 PluginConnector]: Adding new model num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:41:53 BoogieIcfgContainer [2019-08-05 11:41:53,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:41:53,819 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:41:53,819 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:41:53,819 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:41:53,821 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:41:53" (1/1) ... [2019-08-05 11:41:53,832 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:41:53,834 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:41:53,841 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:41:53,849 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:41:53,851 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:41:54,149 WARN L188 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-08-05 11:41:54,345 WARN L188 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-08-05 11:41:56,430 WARN L188 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 69 DAG size of output: 63 [2019-08-05 11:42:10,030 WARN L193 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000) stderr output: (error "out of memory") [2019-08-05 11:42:10,031 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.parseSuccess(Executor.java:220) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:138) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:102) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:67) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.checkSatTerm(SmtUtils.java:215) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools.implies(SymbolicTools.java:172) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.domain.ExplicitValueDomain.isSubsetEq(ExplicitValueDomain.java:82) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:98) 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) ... 30 more [2019-08-05 11:42:10,036 INFO L168 Benchmark]: Toolchain (without parser) took 16546.42 ms. Allocated memory is still 133.7 MB. Free memory was 110.0 MB in the beginning and 77.3 MB in the end (delta: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:10,037 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.39 ms. Allocated memory is still 133.7 MB. Free memory is still 110.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:42:10,038 INFO L168 Benchmark]: Boogie Preprocessor took 48.21 ms. Allocated memory is still 133.7 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:10,039 INFO L168 Benchmark]: RCFGBuilder took 277.26 ms. Allocated memory is still 133.7 MB. Free memory was 107.5 MB in the beginning and 98.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:10,040 INFO L168 Benchmark]: Symbolic Interpretation took 16215.50 ms. Allocated memory is still 133.7 MB. Free memory was 98.0 MB in the beginning and 77.3 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:10,044 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 0.39 ms. Allocated memory is still 133.7 MB. Free memory is still 110.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.21 ms. Allocated memory is still 133.7 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 277.26 ms. Allocated memory is still 133.7 MB. Free memory was 107.5 MB in the beginning and 98.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 16215.50 ms. Allocated memory is still 133.7 MB. Free memory was 98.0 MB in the beginning and 77.3 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...