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/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:13:59,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:13:59,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:13:59,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:13:59,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:13:59,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:13:59,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:13:59,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:13:59,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:13:59,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:13:59,329 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:13:59,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:13:59,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:13:59,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:13:59,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:13:59,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:13:59,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:13:59,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:13:59,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:13:59,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:13:59,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:13:59,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:13:59,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:13:59,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:13:59,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:13:59,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:13:59,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:13:59,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:13:59,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:13:59,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:13:59,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:13:59,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:13:59,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:13:59,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:13:59,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:13:59,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:13:59,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:13:59,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:13:59,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:13:59,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:13:59,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:13:59,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:13:59,391 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:13:59,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:13:59,396 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:13:59,396 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:13:59,397 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl [2019-08-09 14:13:59,397 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl' [2019-08-09 14:13:59,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:13:59,429 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:13:59,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:13:59,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:13:59,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:13:59,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:13:59,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:13:59,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:13:59,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:13:59,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (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 [2019-08-09 14:13:59,537 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-09 14:13:59,537 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:13:59,537 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:13:59,698 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:13:59,699 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 14:13:59,700 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:59 BoogieIcfgContainer [2019-08-09 14:13:59,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:13:59,702 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:13:59,702 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:13:59,702 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:13:59,703 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,838 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:13:59,845 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:13:59,848 INFO L168 Benchmark]: Toolchain (without parser) took 416.98 ms. Allocated memory is still 140.5 MB. Free memory was 107.7 MB in the beginning and 91.5 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,849 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,852 INFO L168 Benchmark]: Boogie Preprocessor took 39.58 ms. Allocated memory is still 140.5 MB. Free memory was 107.7 MB in the beginning and 105.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,853 INFO L168 Benchmark]: RCFGBuilder took 230.65 ms. Allocated memory is still 140.5 MB. Free memory was 105.4 MB in the beginning and 96.6 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,854 INFO L168 Benchmark]: Symbolic Interpretation took 143.16 ms. Allocated memory is still 140.5 MB. Free memory was 96.6 MB in the beginning and 91.5 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,857 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 18]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 23#(or (= 23 x) (not (= (mod y 2) 0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.58 ms. Allocated memory is still 140.5 MB. Free memory was 107.7 MB in the beginning and 105.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 230.65 ms. Allocated memory is still 140.5 MB. Free memory was 105.4 MB in the beginning and 96.6 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 143.16 ms. Allocated memory is still 140.5 MB. Free memory was 96.6 MB in the beginning and 91.5 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...