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/HierarchicalTraceAbstraction/GeometricalCake.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:13:53,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:13:53,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:13:53,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:13:53,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:13:53,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:13:53,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:13:53,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:13:53,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:13:53,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:13:53,371 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:13:53,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:13:53,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:13:53,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:13:53,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:13:53,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:13:53,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:13:53,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:13:53,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:13:53,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:13:53,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:13:53,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:13:53,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:13:53,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:13:53,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:13:53,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:13:53,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:13:53,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:13:53,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:13:53,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:13:53,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:13:53,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:13:53,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:13:53,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:13:53,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:13:53,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:13:53,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:13:53,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:13:53,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:13:53,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:13:53,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:13:53,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:13:53,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:13:53,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:13:53,443 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:13:53,444 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:13:53,444 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HierarchicalTraceAbstraction/GeometricalCake.bpl [2019-08-09 14:13:53,444 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HierarchicalTraceAbstraction/GeometricalCake.bpl' [2019-08-09 14:13:53,467 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:13:53,468 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:13:53,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:13:53,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:13:53,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:13:53,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:53" (1/1) ... [2019-08-09 14:13:53,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:53" (1/1) ... [2019-08-09 14:13:53,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:53" (1/1) ... [2019-08-09 14:13:53,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:53" (1/1) ... [2019-08-09 14:13:53,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:53" (1/1) ... [2019-08-09 14:13:53,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:53" (1/1) ... [2019-08-09 14:13:53,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:53" (1/1) ... [2019-08-09 14:13:53,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:13:53,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:13:53,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:13:53,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:13:53,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:53" (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 14:13:53,574 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-09 14:13:53,574 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:13:53,574 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:13:53,709 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:13:53,710 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 14:13:53,713 INFO L202 PluginConnector]: Adding new model GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:53 BoogieIcfgContainer [2019-08-09 14:13:53,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:13:53,714 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:13:53,714 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:13:53,714 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:13:53,717 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:53" (1/1) ... [2019-08-09 14:13:53,862 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:13:53,868 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:13:53,872 INFO L168 Benchmark]: Toolchain (without parser) took 402.02 ms. Allocated memory is still 133.7 MB. Free memory was 110.2 MB in the beginning and 94.4 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:53,873 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 133.7 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 14:13:53,874 INFO L168 Benchmark]: Boogie Preprocessor took 39.73 ms. Allocated memory is still 133.7 MB. Free memory was 110.2 MB in the beginning and 108.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:53,875 INFO L168 Benchmark]: RCFGBuilder took 204.89 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 99.2 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:53,876 INFO L168 Benchmark]: Symbolic Interpretation took 154.78 ms. Allocated memory is still 133.7 MB. Free memory was 99.0 MB in the beginning and 94.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:53,880 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 21]: 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 23#(not (<= 0.0 main_cakeLeft)). 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 133.7 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.73 ms. Allocated memory is still 133.7 MB. Free memory was 110.2 MB in the beginning and 108.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 204.89 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 99.2 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 154.78 ms. Allocated memory is still 133.7 MB. Free memory was 99.0 MB in the beginning and 94.4 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...