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/nonlinear/InterpolationPaperExampleCandidate01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:12:09,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:12:09,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:12:09,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:12:09,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:12:09,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:12:09,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:12:09,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:12:09,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:12:09,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:12:09,516 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:12:09,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:12:09,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:12:09,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:12:09,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:12:09,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:12:09,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:12:09,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:12:09,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:12:09,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:12:09,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:12:09,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:12:09,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:12:09,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:12:09,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:12:09,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:12:09,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:12:09,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:12:09,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:12:09,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:12:09,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:12:09,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:12:09,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:12:09,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:12:09,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:12:09,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:12:09,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:12:09,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:12:09,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:12:09,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:12:09,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:12:09,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:12:09,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:12:09,613 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:12:09,615 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:12:09,615 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:12:09,616 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/InterpolationPaperExampleCandidate01.bpl [2019-08-05 18:12:09,617 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/InterpolationPaperExampleCandidate01.bpl' [2019-08-05 18:12:09,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:12:09,651 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:12:09,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:12:09,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:12:09,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:12:09,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:12:09,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:12:09,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:12:09,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:12:09,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "InterpolationPaperExampleCandidate01.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 18:12:09,741 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:12:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:12:09,742 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:12:09,876 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:12:09,876 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 18:12:09,877 INFO L202 PluginConnector]: Adding new model InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:09 BoogieIcfgContainer [2019-08-05 18:12:09,878 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:12:09,878 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:12:09,878 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:12:09,879 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:12:09,879 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:09" (1/1) ... [2019-08-05 18:12:09,890 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:12:09,893 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:12:09,900 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:12:09,908 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:12:09,909 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:12:10,021 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:12:10,021 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:12:10,024 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 22#(and (= main_x (- 1)) (= main_y 3)) [2019-08-05 18:12:10,025 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:12:10,033 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:12:10,036 INFO L168 Benchmark]: Toolchain (without parser) took 383.71 ms. Allocated memory is still 131.6 MB. Free memory was 108.0 MB in the beginning and 91.8 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:10,037 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 109.3 MB in the beginning and 109.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:12:10,039 INFO L168 Benchmark]: Boogie Preprocessor took 39.51 ms. Allocated memory is still 131.6 MB. Free memory was 108.0 MB in the beginning and 105.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:10,040 INFO L168 Benchmark]: RCFGBuilder took 186.23 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 97.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:10,041 INFO L168 Benchmark]: Symbolic Interpretation took 154.86 ms. Allocated memory is still 131.6 MB. Free memory was 97.1 MB in the beginning and 92.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:10,045 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 17]: 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 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 109.3 MB in the beginning and 109.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.51 ms. Allocated memory is still 131.6 MB. Free memory was 108.0 MB in the beginning and 105.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 186.23 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 97.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 154.86 ms. Allocated memory is still 131.6 MB. Free memory was 97.1 MB in the beginning and 92.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...