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/procedural-example-07.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:12:31,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:12:31,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:12:31,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:12:31,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:12:31,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:12:31,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:12:31,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:12:31,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:12:31,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:12:31,599 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:12:31,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:12:31,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:12:31,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:12:31,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:12:31,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:12:31,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:12:31,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:12:31,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:12:31,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:12:31,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:12:31,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:12:31,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:12:31,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:12:31,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:12:31,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:12:31,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:12:31,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:12:31,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:12:31,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:12:31,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:12:31,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:12:31,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:12:31,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:12:31,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:12:31,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:12:31,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:12:31,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:12:31,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:12:31,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:12:31,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:12:31,655 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:12:31,668 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:12:31,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:12:31,672 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:12:31,673 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:12:31,673 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-07.bpl [2019-08-05 18:12:31,674 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-07.bpl' [2019-08-05 18:12:31,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:12:31,703 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:12:31,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:12:31,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:12:31,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:12:31,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "procedural-example-07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:31" (1/1) ... [2019-08-05 18:12:31,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "procedural-example-07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:31" (1/1) ... [2019-08-05 18:12:31,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "procedural-example-07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:31" (1/1) ... [2019-08-05 18:12:31,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "procedural-example-07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:31" (1/1) ... [2019-08-05 18:12:31,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "procedural-example-07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:31" (1/1) ... [2019-08-05 18:12:31,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "procedural-example-07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:31" (1/1) ... [2019-08-05 18:12:31,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "procedural-example-07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:31" (1/1) ... [2019-08-05 18:12:31,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:12:31,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:12:31,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:12:31,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:12:31,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "procedural-example-07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:31" (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 18:12:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 18:12:31,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 18:12:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2019-08-05 18:12:31,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2019-08-05 18:12:32,106 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 18:12:32,106 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:12:32,108 INFO L202 PluginConnector]: Adding new model procedural-example-07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:32 BoogieIcfgContainer [2019-08-05 18:12:32,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:12:32,109 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:12:32,109 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:12:32,109 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:12:32,110 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "procedural-example-07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:32" (1/1) ... [2019-08-05 18:12:32,121 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 18:12:32,124 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:12:32,133 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 18:12:32,147 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:12:32,148 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 18:12:32,198 INFO L185 IcfgInterpreter]: Interpreting procedure bar with input of size 3 [2019-08-05 18:12:32,199 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:12:32,200 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:12:32,202 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 10#(and (= g 0) (= 3 g)) [2019-08-05 18:12:32,203 INFO L179 IcfgInterpreter]: Location barErr0ASSERT_VIOLATIONASSERT has predicate 14#false [2019-08-05 18:12:32,204 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:12:32,210 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:12:32,213 INFO L168 Benchmark]: Toolchain (without parser) took 509.12 ms. Allocated memory is still 138.4 MB. Free memory was 106.8 MB in the beginning and 91.6 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:32,214 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:12:32,215 INFO L168 Benchmark]: Boogie Preprocessor took 43.38 ms. Allocated memory is still 138.4 MB. Free memory was 106.6 MB in the beginning and 104.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:32,217 INFO L168 Benchmark]: RCFGBuilder took 361.15 ms. Allocated memory is still 138.4 MB. Free memory was 104.6 MB in the beginning and 95.8 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:32,218 INFO L168 Benchmark]: Symbolic Interpretation took 101.36 ms. Allocated memory is still 138.4 MB. Free memory was 95.8 MB in the beginning and 91.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:32,222 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 20]: 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: - PositiveResult [Line: 27]: assertion always holds For all program executions holds that assertion always holds at this location * 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 138.4 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.38 ms. Allocated memory is still 138.4 MB. Free memory was 106.6 MB in the beginning and 104.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 361.15 ms. Allocated memory is still 138.4 MB. Free memory was 104.6 MB in the beginning and 95.8 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 101.36 ms. Allocated memory is still 138.4 MB. Free memory was 95.8 MB in the beginning and 91.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...