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-01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:12:09,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:12:09,559 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:12:09,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:12:09,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:12:09,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:12:09,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:12:09,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:12:09,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:12:09,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:12:09,579 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:12:09,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:12:09,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:12:09,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:12:09,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:12:09,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:12:09,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:12:09,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:12:09,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:12:09,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:12:09,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:12:09,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:12:09,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:12:09,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:12:09,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:12:09,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:12:09,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:12:09,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:12:09,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:12:09,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:12:09,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:12:09,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:12:09,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:12:09,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:12:09,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:12:09,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:12:09,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:12:09,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:12:09,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:12:09,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:12:09,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:12:09,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:12:09,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:12:09,651 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:12:09,653 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:12:09,653 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:12:09,655 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-01.bpl [2019-08-05 18:12:09,655 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-01.bpl' [2019-08-05 18:12:09,685 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:12:09,686 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:12:09,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:12:09,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:12:09,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:12:09,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "procedural-example-01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "procedural-example-01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "procedural-example-01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "procedural-example-01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "procedural-example-01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "procedural-example-01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "procedural-example-01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:12:09,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:12:09,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:12:09,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:12:09,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "procedural-example-01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (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 18:12:09,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 18:12:09,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 18:12:09,781 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2019-08-05 18:12:09,781 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2019-08-05 18:12:09,953 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 18:12:09,953 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:12:09,954 INFO L202 PluginConnector]: Adding new model procedural-example-01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:09 BoogieIcfgContainer [2019-08-05 18:12:09,955 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:12:09,955 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:12:09,955 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:12:09,955 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:12:09,956 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "procedural-example-01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,967 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 18:12:09,970 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:12:09,978 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 18:12:09,988 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:12:09,989 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 18:12:10,082 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:12:10,082 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:12:10,085 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 14#(and (not (= 10 ULTIMATE.start_z)) (= 1 ULTIMATE.start_x) (= g 1000) (= 2 ULTIMATE.start_y)) [2019-08-05 18:12:10,085 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 11#false [2019-08-05 18:12:10,086 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:12:10,093 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:12:10,096 INFO L168 Benchmark]: Toolchain (without parser) took 408.79 ms. Allocated memory is still 133.2 MB. Free memory was 109.7 MB in the beginning and 92.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:10,098 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 18:12:10,099 INFO L168 Benchmark]: Boogie Preprocessor took 32.90 ms. Allocated memory is still 133.2 MB. Free memory was 109.5 MB in the beginning and 107.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:10,101 INFO L168 Benchmark]: RCFGBuilder took 234.19 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 97.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:10,102 INFO L168 Benchmark]: Symbolic Interpretation took 138.71 ms. Allocated memory is still 133.2 MB. Free memory was 97.5 MB in the beginning and 92.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:10,106 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 37]: 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: 38]: 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 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.90 ms. Allocated memory is still 133.2 MB. Free memory was 109.5 MB in the beginning and 107.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 234.19 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 97.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 138.71 ms. Allocated memory is still 133.2 MB. Free memory was 97.5 MB in the beginning and 92.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...