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/TestSpecificationEnsuresModGlobalVar04.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:20,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:20,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:20,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:20,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:20,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:20,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:20,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:20,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:20,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:20,690 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:20,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:20,692 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:20,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:20,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:20,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:20,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:20,697 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:20,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:20,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:20,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:20,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:20,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:20,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:20,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:20,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:20,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:20,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:20,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:20,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:20,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:20,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:20,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:20,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:20,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:20,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:20,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:20,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:20,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:20,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:20,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:20,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:20,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:20,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:20,783 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:20,784 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:20,784 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/TestSpecificationEnsuresModGlobalVar04.bpl [2019-08-06 16:58:20,785 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/TestSpecificationEnsuresModGlobalVar04.bpl' [2019-08-06 16:58:20,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:20,815 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:20,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:20,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:20,816 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:20,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:20,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:20,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:20,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:20,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (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 [2019-08-06 16:58:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure caller [2019-08-06 16:58:20,934 INFO L138 BoogieDeclarations]: Found implementation of procedure caller [2019-08-06 16:58:20,935 INFO L130 BoogieDeclarations]: Found specification of procedure callee [2019-08-06 16:58:21,154 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:21,154 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:21,156 INFO L202 PluginConnector]: Adding new model TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:21 BoogieIcfgContainer [2019-08-06 16:58:21,156 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:21,157 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:21,157 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:21,158 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:21,159 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:21" (1/1) ... [2019-08-06 16:58:21,173 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:21,177 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:21,187 INFO L160 IcfgInterpreter]: Initial procedures are [caller] [2019-08-06 16:58:21,198 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:21,199 INFO L185 IcfgInterpreter]: Interpreting procedure caller with input of size 1 [2019-08-06 16:58:21,234 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:21,234 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:21,237 INFO L179 IcfgInterpreter]: Location callerErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (= g 0)) (= 1 g)) [2019-08-06 16:58:21,238 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:21,245 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:21,249 INFO L168 Benchmark]: Toolchain (without parser) took 432.31 ms. Allocated memory is still 132.6 MB. Free memory was 109.1 MB in the beginning and 94.2 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:21,250 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory is still 110.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:58:21,251 INFO L168 Benchmark]: Boogie Preprocessor took 43.00 ms. Allocated memory is still 132.6 MB. Free memory was 109.1 MB in the beginning and 106.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:21,252 INFO L168 Benchmark]: RCFGBuilder took 297.41 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 98.0 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:21,253 INFO L168 Benchmark]: Symbolic Interpretation took 88.68 ms. Allocated memory is still 132.6 MB. Free memory was 98.0 MB in the beginning and 94.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:21,257 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 17]: 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory is still 110.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.00 ms. Allocated memory is still 132.6 MB. Free memory was 109.1 MB in the beginning and 106.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 297.41 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 98.0 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 88.68 ms. Allocated memory is still 132.6 MB. Free memory was 98.0 MB in the beginning and 94.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...