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/BugReturnValueAssignedToGlobalVar.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:15:32,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:15:32,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:15:32,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:15:32,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:15:32,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:15:32,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:15:32,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:15:32,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:15:32,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:15:32,595 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:15:32,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:15:32,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:15:32,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:15:32,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:15:32,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:15:32,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:15:32,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:15:32,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:15:32,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:15:32,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:15:32,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:15:32,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:15:32,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:15:32,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:15:32,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:15:32,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:15:32,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:15:32,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:15:32,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:15:32,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:15:32,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:15:32,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:15:32,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:15:32,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:15:32,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:15:32,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:15:32,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:15:32,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:15:32,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:15:32,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:15:32,655 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:15:32,668 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:15:32,672 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:15:32,673 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:15:32,674 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:15:32,675 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugReturnValueAssignedToGlobalVar.bpl [2019-08-05 18:15:32,675 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugReturnValueAssignedToGlobalVar.bpl' [2019-08-05 18:15:32,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:15:32,709 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:15:32,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:15:32,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:15:32,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:15:32,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugReturnValueAssignedToGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:32" (1/1) ... [2019-08-05 18:15:32,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugReturnValueAssignedToGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:32" (1/1) ... [2019-08-05 18:15:32,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugReturnValueAssignedToGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:32" (1/1) ... [2019-08-05 18:15:32,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugReturnValueAssignedToGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:32" (1/1) ... [2019-08-05 18:15:32,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugReturnValueAssignedToGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:32" (1/1) ... [2019-08-05 18:15:32,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugReturnValueAssignedToGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:32" (1/1) ... [2019-08-05 18:15:32,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugReturnValueAssignedToGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:32" (1/1) ... [2019-08-05 18:15:32,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:15:32,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:15:32,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:15:32,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:15:32,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugReturnValueAssignedToGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:32" (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 18:15:32,841 INFO L130 BoogieDeclarations]: Found specification of procedure caller [2019-08-05 18:15:32,841 INFO L138 BoogieDeclarations]: Found implementation of procedure caller [2019-08-05 18:15:32,841 INFO L130 BoogieDeclarations]: Found specification of procedure callee [2019-08-05 18:15:32,842 INFO L138 BoogieDeclarations]: Found implementation of procedure callee [2019-08-05 18:15:33,103 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:15:33,103 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:15:33,105 INFO L202 PluginConnector]: Adding new model BugReturnValueAssignedToGlobalVar.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:33 BoogieIcfgContainer [2019-08-05 18:15:33,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:15:33,106 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:15:33,106 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:15:33,106 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:15:33,107 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugReturnValueAssignedToGlobalVar.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:33" (1/1) ... [2019-08-05 18:15:33,125 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:15:33,128 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:15:33,136 INFO L160 IcfgInterpreter]: Initial procedures are [caller] [2019-08-05 18:15:33,149 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:15:33,151 INFO L185 IcfgInterpreter]: Interpreting procedure caller with input of size 1 [2019-08-05 18:15:33,203 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:15:33,203 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:15:33,206 INFO L179 IcfgInterpreter]: Location callerErr0ASSERT_VIOLATIONASSERT has predicate 9#false [2019-08-05 18:15:33,207 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-05 18:15:33,208 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:15:33,211 INFO L168 Benchmark]: Toolchain (without parser) took 501.31 ms. Allocated memory is still 138.9 MB. Free memory was 107.2 MB in the beginning and 91.8 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:33,213 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:15:33,214 INFO L168 Benchmark]: Boogie Preprocessor took 48.66 ms. Allocated memory is still 138.9 MB. Free memory was 107.2 MB in the beginning and 105.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:33,216 INFO L168 Benchmark]: RCFGBuilder took 346.50 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 96.5 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:33,217 INFO L168 Benchmark]: Symbolic Interpretation took 102.77 ms. Allocated memory is still 138.9 MB. Free memory was 96.5 MB in the beginning and 91.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:33,221 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * 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 138.9 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.66 ms. Allocated memory is still 138.9 MB. Free memory was 107.2 MB in the beginning and 105.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 346.50 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 96.5 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 102.77 ms. Allocated memory is still 138.9 MB. Free memory was 96.5 MB in the beginning and 91.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...