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/regression/bpl/interprocedural/TestSpecificationEnsuresModGlobalVar06.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:19:20,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:19:20,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:19:20,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:19:20,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:19:20,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:19:20,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:19:20,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:19:20,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:19:20,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:19:20,183 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:19:20,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:19:20,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:19:20,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:19:20,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:19:20,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:19:20,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:19:20,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:19:20,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:19:20,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:19:20,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:19:20,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:19:20,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:19:20,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:19:20,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:19:20,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:19:20,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:19:20,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:19:20,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:19:20,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:19:20,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:19:20,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:19:20,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:19:20,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:19:20,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:19:20,208 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:19:20,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:19:20,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:19:20,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:19:20,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:19:20,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:19:20,238 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:19:20,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:19:20,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:19:20,256 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:19:20,256 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:19:20,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/TestSpecificationEnsuresModGlobalVar06.bpl [2019-08-09 14:19:20,257 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/TestSpecificationEnsuresModGlobalVar06.bpl' [2019-08-09 14:19:20,290 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:19:20,292 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:19:20,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:19:20,293 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:19:20,293 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:19:20,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:20" (1/1) ... [2019-08-09 14:19:20,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:20" (1/1) ... [2019-08-09 14:19:20,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:20" (1/1) ... [2019-08-09 14:19:20,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:20" (1/1) ... [2019-08-09 14:19:20,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:20" (1/1) ... [2019-08-09 14:19:20,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:20" (1/1) ... [2019-08-09 14:19:20,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:20" (1/1) ... [2019-08-09 14:19:20,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:19:20,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:19:20,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:19:20,336 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:19:20,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TestSpecificationEnsuresModGlobalVar06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:20" (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 14:19:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure caller [2019-08-09 14:19:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure caller [2019-08-09 14:19:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure callee [2019-08-09 14:19:20,560 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:19:20,560 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:19:20,562 INFO L202 PluginConnector]: Adding new model TestSpecificationEnsuresModGlobalVar06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:20 BoogieIcfgContainer [2019-08-09 14:19:20,562 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:19:20,563 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:19:20,563 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:19:20,563 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:19:20,564 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "TestSpecificationEnsuresModGlobalVar06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:20" (1/1) ... [2019-08-09 14:19:20,648 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:19:20,655 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:19:20,658 INFO L168 Benchmark]: Toolchain (without parser) took 364.82 ms. Allocated memory is still 136.8 MB. Free memory was 105.4 MB in the beginning and 90.9 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:20,659 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 136.8 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:19:20,661 INFO L168 Benchmark]: Boogie Preprocessor took 41.99 ms. Allocated memory is still 136.8 MB. Free memory was 105.2 MB in the beginning and 103.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:20,662 INFO L168 Benchmark]: RCFGBuilder took 226.47 ms. Allocated memory is still 136.8 MB. Free memory was 103.2 MB in the beginning and 94.5 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:20,663 INFO L168 Benchmark]: Symbolic Interpretation took 92.31 ms. Allocated memory is still 136.8 MB. Free memory was 94.5 MB in the beginning and 90.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:20,667 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 19]: 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 6#(and (= g (+ g caller_a)) (not (= caller_a 0)) (= g 0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 136.8 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.99 ms. Allocated memory is still 136.8 MB. Free memory was 105.2 MB in the beginning and 103.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 226.47 ms. Allocated memory is still 136.8 MB. Free memory was 103.2 MB in the beginning and 94.5 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 92.31 ms. Allocated memory is still 136.8 MB. Free memory was 94.5 MB in the beginning and 90.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...