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/InterproceduralProofRequired-Kandel.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:05:34,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:05:34,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:05:34,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:05:34,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:05:34,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:05:34,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:05:34,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:05:34,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:05:34,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:05:34,332 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:05:34,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:05:34,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:05:34,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:05:34,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:05:34,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:05:34,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:05:34,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:05:34,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:05:34,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:05:34,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:05:34,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:05:34,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:05:34,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:05:34,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:05:34,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:05:34,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:05:34,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:05:34,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:05:34,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:05:34,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:05:34,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:05:34,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:05:34,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:05:34,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:05:34,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:05:34,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:05:34,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:05:34,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:05:34,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:05:34,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:05:34,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:05:34,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:05:34,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:05:34,421 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:05:34,422 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:05:34,423 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/InterproceduralProofRequired-Kandel.bpl [2019-08-05 12:05:34,423 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/InterproceduralProofRequired-Kandel.bpl' [2019-08-05 12:05:34,452 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:05:34,453 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:05:34,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:05:34,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:05:34,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:05:34,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "InterproceduralProofRequired-Kandel.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:34" (1/1) ... [2019-08-05 12:05:34,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "InterproceduralProofRequired-Kandel.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:34" (1/1) ... [2019-08-05 12:05:34,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "InterproceduralProofRequired-Kandel.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:34" (1/1) ... [2019-08-05 12:05:34,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "InterproceduralProofRequired-Kandel.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:34" (1/1) ... [2019-08-05 12:05:34,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "InterproceduralProofRequired-Kandel.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:34" (1/1) ... [2019-08-05 12:05:34,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "InterproceduralProofRequired-Kandel.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:34" (1/1) ... [2019-08-05 12:05:34,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "InterproceduralProofRequired-Kandel.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:34" (1/1) ... [2019-08-05 12:05:34,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:05:34,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:05:34,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:05:34,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:05:34,494 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "InterproceduralProofRequired-Kandel.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:34" (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 12:05:34,552 INFO L124 BoogieDeclarations]: Specification and implementation of procedure inc given in one single declaration [2019-08-05 12:05:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure inc [2019-08-05 12:05:34,553 INFO L138 BoogieDeclarations]: Found implementation of procedure inc [2019-08-05 12:05:34,553 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:05:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:05:34,553 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:05:34,794 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:05:34,794 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:05:34,796 INFO L202 PluginConnector]: Adding new model InterproceduralProofRequired-Kandel.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:05:34 BoogieIcfgContainer [2019-08-05 12:05:34,796 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:05:34,796 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:05:34,796 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:05:34,797 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:05:34,799 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "InterproceduralProofRequired-Kandel.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:05:34" (1/1) ... [2019-08-05 12:05:34,811 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:05:34,816 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:05:34,824 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 12:05:34,835 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:05:34,837 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 12:05:34,989 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:05:34,990 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:05:34,993 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 10#(not (= (+ main_x 1) g)) [2019-08-05 12:05:35,003 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:05:35,007 INFO L168 Benchmark]: Toolchain (without parser) took 552.36 ms. Allocated memory is still 143.1 MB. Free memory was 112.7 MB in the beginning and 96.0 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:35,009 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 143.1 MB. Free memory is still 113.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:05:35,010 INFO L168 Benchmark]: Boogie Preprocessor took 38.95 ms. Allocated memory is still 143.1 MB. Free memory was 112.7 MB in the beginning and 110.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:35,013 INFO L168 Benchmark]: RCFGBuilder took 302.76 ms. Allocated memory is still 143.1 MB. Free memory was 110.5 MB in the beginning and 101.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:35,015 INFO L168 Benchmark]: Symbolic Interpretation took 207.52 ms. Allocated memory is still 143.1 MB. Free memory was 101.1 MB in the beginning and 96.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:35,019 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 26]: 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 0.22 ms. Allocated memory is still 143.1 MB. Free memory is still 113.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.95 ms. Allocated memory is still 143.1 MB. Free memory was 112.7 MB in the beginning and 110.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 302.76 ms. Allocated memory is still 143.1 MB. Free memory was 110.5 MB in the beginning and 101.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 207.52 ms. Allocated memory is still 143.1 MB. Free memory was 101.1 MB in the beginning and 96.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...