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-b8c145f [2019-08-05 11:47:33,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:47:33,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:47:33,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:47:33,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:47:33,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:47:33,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:47:33,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:47:33,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:47:33,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:47:33,273 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:47:33,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:47:33,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:47:33,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:47:33,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:47:33,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:47:33,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:47:33,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:47:33,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:47:33,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:47:33,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:47:33,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:47:33,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:47:33,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:47:33,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:47:33,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:47:33,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:47:33,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:47:33,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:47:33,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:47:33,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:47:33,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:47:33,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:47:33,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:47:33,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:47:33,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:47:33,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:47:33,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:47:33,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:47:33,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:47:33,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:47:33,347 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:47:33,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:47:33,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:47:33,367 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:47:33,367 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:47:33,368 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/InterpolationPaperExampleCandidate01.bpl [2019-08-05 11:47:33,368 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/InterpolationPaperExampleCandidate01.bpl' [2019-08-05 11:47:33,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:47:33,396 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:47:33,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:47:33,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:47:33,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:47:33,421 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:47:33" (1/1) ... [2019-08-05 11:47:33,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:47:33" (1/1) ... [2019-08-05 11:47:33,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:47:33" (1/1) ... [2019-08-05 11:47:33,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:47:33" (1/1) ... [2019-08-05 11:47:33,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:47:33" (1/1) ... [2019-08-05 11:47:33,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:47:33" (1/1) ... [2019-08-05 11:47:33,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:47:33" (1/1) ... [2019-08-05 11:47:33,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:47:33,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:47:33,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:47:33,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:47:33,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:47:33" (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 11:47:33,508 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 11:47:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:47:33,509 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:47:33,744 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:47:33,745 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:47:33,746 INFO L202 PluginConnector]: Adding new model InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:47:33 BoogieIcfgContainer [2019-08-05 11:47:33,746 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:47:33,747 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:47:33,747 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:47:33,747 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:47:33,749 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 11:47:33" (1/1) ... [2019-08-05 11:47:33,758 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:47:33,761 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:47:33,768 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 11:47:33,776 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:47:33,777 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 11:47:34,238 WARN L188 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2019-08-05 11:47:34,793 WARN L188 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2019-08-05 11:47:34,948 WARN L188 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2019-08-05 11:47:47,842 WARN L188 SmtUtils]: Spent 12.77 s on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2019-08-05 11:47:47,860 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:47:47,860 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:47:47,865 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 32#(and (= main_x (- 1)) (= main_y 3)) [2019-08-05 11:47:47,872 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:47:47,874 INFO L168 Benchmark]: Toolchain (without parser) took 14477.20 ms. Allocated memory is still 136.3 MB. Free memory was 107.3 MB in the beginning and 67.5 MB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:47:47,875 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 136.3 MB. Free memory is still 108.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:47:47,876 INFO L168 Benchmark]: Boogie Preprocessor took 41.89 ms. Allocated memory is still 136.3 MB. Free memory was 107.3 MB in the beginning and 105.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:47:47,877 INFO L168 Benchmark]: RCFGBuilder took 307.63 ms. Allocated memory is still 136.3 MB. Free memory was 105.2 MB in the beginning and 96.3 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:47:47,878 INFO L168 Benchmark]: Symbolic Interpretation took 14125.02 ms. Allocated memory is still 136.3 MB. Free memory was 96.3 MB in the beginning and 67.5 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:47:47,882 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 0.22 ms. Allocated memory is still 136.3 MB. Free memory is still 108.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.89 ms. Allocated memory is still 136.3 MB. Free memory was 107.3 MB in the beginning and 105.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 307.63 ms. Allocated memory is still 136.3 MB. Free memory was 105.2 MB in the beginning and 96.3 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 14125.02 ms. Allocated memory is still 136.3 MB. Free memory was 96.3 MB in the beginning and 67.5 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...