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/20_multilayer_of_array_access.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:19:42,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:19:42,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:19:42,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:19:42,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:19:42,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:19:42,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:19:42,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:19:42,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:19:42,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:19:42,336 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:19:42,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:19:42,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:19:42,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:19:42,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:19:42,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:19:42,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:19:42,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:19:42,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:19:42,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:19:42,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:19:42,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:19:42,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:19:42,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:19:42,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:19:42,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:19:42,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:19:42,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:19:42,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:19:42,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:19:42,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:19:42,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:19:42,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:19:42,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:19:42,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:19:42,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:19:42,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:19:42,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:19:42,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:19:42,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:19:42,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:19:42,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:19:42,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:19:42,452 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:19:42,454 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:19:42,455 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:19:42,456 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/20_multilayer_of_array_access.bpl [2019-08-09 14:19:42,456 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/20_multilayer_of_array_access.bpl' [2019-08-09 14:19:42,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:19:42,499 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:19:42,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:19:42,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:19:42,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:19:42,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "20_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:42" (1/1) ... [2019-08-09 14:19:42,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "20_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:42" (1/1) ... [2019-08-09 14:19:42,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "20_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:42" (1/1) ... [2019-08-09 14:19:42,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "20_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:42" (1/1) ... [2019-08-09 14:19:42,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "20_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:42" (1/1) ... [2019-08-09 14:19:42,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "20_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:42" (1/1) ... [2019-08-09 14:19:42,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "20_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:42" (1/1) ... [2019-08-09 14:19:42,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:19:42,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:19:42,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:19:42,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:19:42,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "20_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:42" (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 14:19:42,608 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-09 14:19:42,608 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-09 14:19:42,609 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-09 14:19:42,772 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:19:42,772 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:19:42,774 INFO L202 PluginConnector]: Adding new model 20_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:42 BoogieIcfgContainer [2019-08-09 14:19:42,774 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:19:42,775 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:19:42,775 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:19:42,775 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:19:42,776 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "20_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:42" (1/1) ... [2019-08-09 14:19:43,160 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:19:43,166 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:19:43,169 INFO L168 Benchmark]: Toolchain (without parser) took 669.02 ms. Allocated memory is still 132.1 MB. Free memory was 108.6 MB in the beginning and 87.4 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:43,169 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory is still 109.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-09 14:19:43,170 INFO L168 Benchmark]: Boogie Preprocessor took 39.08 ms. Allocated memory is still 132.1 MB. Free memory was 108.6 MB in the beginning and 106.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:43,171 INFO L168 Benchmark]: RCFGBuilder took 234.97 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 98.1 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:43,172 INFO L168 Benchmark]: Symbolic Interpretation took 391.99 ms. Allocated memory is still 132.1 MB. Free memory was 98.1 MB in the beginning and 87.4 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:43,176 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 16]: 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 6#(and (exists ((v_arrayElimCell_2 Int) (v_arrayElimCell_1 Int)) (and (= (select Easy_a v_arrayElimCell_2) Easy_i) (= (select Easy_c Easy_y) Easy_k) (= (select Easy_b v_arrayElimCell_1) Easy_j))) (not (= (select Easy_c Easy_y) Easy_k))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory is still 109.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.08 ms. Allocated memory is still 132.1 MB. Free memory was 108.6 MB in the beginning and 106.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 234.97 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 98.1 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 391.99 ms. Allocated memory is still 132.1 MB. Free memory was 98.1 MB in the beginning and 87.4 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...