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/abstractInterpretation/regression/eq/32_extensionality.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:53,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:53,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:53,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:53,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:53,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:53,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:53,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:53,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:53,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:53,340 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:53,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:53,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:53,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:53,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:53,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:53,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:53,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:53,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:53,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:53,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:53,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:53,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:53,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:53,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:53,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:53,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:53,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:53,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:53,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:53,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:53,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:53,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:53,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:53,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:53,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:53,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:53,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:53,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:53,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:53,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:53,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:53,409 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:53,413 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:53,414 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:53,415 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:53,416 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/32_extensionality.bpl [2019-08-06 16:58:53,416 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/32_extensionality.bpl' [2019-08-06 16:58:53,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:53,451 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:53,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:53,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:53,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:53,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "32_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "32_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "32_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "32_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "32_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "32_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "32_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:53,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:53,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:53,497 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:53,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "32_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (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 [2019-08-06 16:58:53,570 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-06 16:58:53,570 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-06 16:58:53,571 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-06 16:58:53,785 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:53,786 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:53,788 INFO L202 PluginConnector]: Adding new model 32_extensionality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:53 BoogieIcfgContainer [2019-08-06 16:58:53,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:53,789 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:53,789 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:53,790 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:53,790 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "32_extensionality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,804 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:53,807 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:53,816 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-06 16:58:53,827 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:53,829 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-06 16:58:53,882 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:53,883 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:53,886 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (= foo_a (store foo_b foo_i (select foo_b foo_i))) (not (= foo_b foo_a))) [2019-08-06 16:58:53,887 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:53,893 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:53,896 INFO L168 Benchmark]: Toolchain (without parser) took 444.39 ms. Allocated memory is still 140.0 MB. Free memory was 108.6 MB in the beginning and 93.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:53,898 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:53,899 INFO L168 Benchmark]: Boogie Preprocessor took 44.42 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:53,900 INFO L168 Benchmark]: RCFGBuilder took 292.00 ms. Allocated memory is still 140.0 MB. Free memory was 106.3 MB in the beginning and 97.7 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:53,902 INFO L168 Benchmark]: Symbolic Interpretation took 104.61 ms. Allocated memory is still 140.0 MB. Free memory was 97.7 MB in the beginning and 93.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:53,906 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 12]: 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 0.24 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.42 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 292.00 ms. Allocated memory is still 140.0 MB. Free memory was 106.3 MB in the beginning and 97.7 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 104.61 ms. Allocated memory is still 140.0 MB. Free memory was 97.7 MB in the beginning and 93.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...