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/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:13:59,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:13:59,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:13:59,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:13:59,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:13:59,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:13:59,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:13:59,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:13:59,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:13:59,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:13:59,079 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:13:59,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:13:59,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:13:59,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:13:59,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:13:59,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:13:59,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:13:59,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:13:59,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:13:59,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:13:59,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:13:59,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:13:59,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:13:59,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:13:59,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:13:59,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:13:59,096 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:13:59,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:13:59,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:13:59,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:13:59,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:13:59,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:13:59,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:13:59,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:13:59,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:13:59,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:13:59,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:13:59,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:13:59,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:13:59,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:13:59,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:13:59,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:13:59,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:13:59,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:13:59,152 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:13:59,152 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:13:59,153 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl [2019-08-09 14:13:59,153 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl' [2019-08-09 14:13:59,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:13:59,178 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:13:59,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:13:59,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:13:59,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:13:59,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:13:59,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:13:59,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:13:59,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:13:59,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:59" (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 14:13:59,283 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:13:59,283 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:13:59,439 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:13:59,440 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:13:59,442 INFO L202 PluginConnector]: Adding new model LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:59 BoogieIcfgContainer [2019-08-09 14:13:59,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:13:59,443 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:13:59,443 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:13:59,443 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:13:59,444 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:59" (1/1) ... [2019-08-09 14:13:59,589 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:13:59,596 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:13:59,599 INFO L168 Benchmark]: Toolchain (without parser) took 419.20 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 92.4 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,600 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 140.0 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,602 INFO L168 Benchmark]: Boogie Preprocessor took 40.80 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 106.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,603 INFO L168 Benchmark]: RCFGBuilder took 222.21 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 97.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,604 INFO L168 Benchmark]: Symbolic Interpretation took 153.34 ms. Allocated memory is still 140.0 MB. Free memory was 97.1 MB in the beginning and 92.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,607 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 16]: 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 26#(not (<= (+ main_offset 4) main_length)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 140.0 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.80 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 106.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 222.21 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 97.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 153.34 ms. Allocated memory is still 140.0 MB. Free memory was 97.1 MB in the beginning and 92.4 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...