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/open/eq/22_disjoin_of_multilayer_of_array_access.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:19:39,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:19:39,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:19:39,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:19:39,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:19:39,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:19:39,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:19:39,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:19:39,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:19:39,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:19:39,424 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:19:39,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:19:39,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:19:39,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:19:39,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:19:39,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:19:39,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:19:39,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:19:39,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:19:39,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:19:39,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:19:39,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:19:39,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:19:39,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:19:39,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:19:39,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:19:39,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:19:39,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:19:39,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:19:39,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:19:39,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:19:39,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:19:39,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:19:39,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:19:39,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:19:39,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:19:39,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:19:39,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:19:39,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:19:39,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:19:39,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:19:39,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:19:39,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:19:39,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:19:39,500 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:19:39,501 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:19:39,501 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/eq/22_disjoin_of_multilayer_of_array_access.bpl [2019-08-09 14:19:39,502 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/eq/22_disjoin_of_multilayer_of_array_access.bpl' [2019-08-09 14:19:39,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:19:39,529 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:19:39,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:19:39,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:19:39,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:19:39,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "22_disjoin_of_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:39" (1/1) ... [2019-08-09 14:19:39,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "22_disjoin_of_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:39" (1/1) ... [2019-08-09 14:19:39,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "22_disjoin_of_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:39" (1/1) ... [2019-08-09 14:19:39,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "22_disjoin_of_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:39" (1/1) ... [2019-08-09 14:19:39,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "22_disjoin_of_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:39" (1/1) ... [2019-08-09 14:19:39,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "22_disjoin_of_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:39" (1/1) ... [2019-08-09 14:19:39,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "22_disjoin_of_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:39" (1/1) ... [2019-08-09 14:19:39,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:19:39,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:19:39,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:19:39,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:19:39,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "22_disjoin_of_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:39" (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 14:19:39,642 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-09 14:19:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-09 14:19:39,643 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-09 14:19:39,823 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:19:39,823 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:19:39,825 INFO L202 PluginConnector]: Adding new model 22_disjoin_of_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:39 BoogieIcfgContainer [2019-08-09 14:19:39,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:19:39,826 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:19:39,826 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:19:39,827 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:19:39,828 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "22_disjoin_of_multilayer_of_array_access.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:39" (1/1) ... [2019-08-09 14:19:40,209 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2019-08-09 14:19:40,342 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2019-08-09 14:19:40,449 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:19:40,456 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:19:40,461 INFO L168 Benchmark]: Toolchain (without parser) took 929.45 ms. Allocated memory is still 131.6 MB. Free memory was 107.7 MB in the beginning and 64.2 MB in the end (delta: 43.5 MB). Peak memory consumption was 43.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:40,462 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 131.6 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-09 14:19:40,464 INFO L168 Benchmark]: Boogie Preprocessor took 42.75 ms. Allocated memory is still 131.6 MB. Free memory was 107.7 MB in the beginning and 105.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:40,466 INFO L168 Benchmark]: RCFGBuilder took 252.82 ms. Allocated memory is still 131.6 MB. Free memory was 105.5 MB in the beginning and 96.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:40,469 INFO L168 Benchmark]: Symbolic Interpretation took 630.45 ms. Allocated memory is still 131.6 MB. Free memory was 96.2 MB in the beginning and 64.2 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:40,475 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 18]: 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 (not (= (select Easy_a Easy_x) (select Easy_a (select Easy_b (select Easy_c Easy_y))))) (or (and (or (= 0 (select Easy_b (select Easy_c Easy_y))) (= (select Easy_a Easy_x) (select Easy_a (select Easy_b (select Easy_c Easy_y)))) (= 0 Easy_x)) (= 0 (select Easy_a 0)) (= (select Easy_c Easy_y) Easy_j)) (and (= (select Easy_b (select Easy_c Easy_y)) Easy_i) (or (= 0 (select Easy_b (select Easy_c Easy_y))) (= (select Easy_a Easy_x) (select Easy_a (select Easy_b (select Easy_c Easy_y)))) (= 0 Easy_x)) (= 0 (select Easy_a 0))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 131.6 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.75 ms. Allocated memory is still 131.6 MB. Free memory was 107.7 MB in the beginning and 105.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 252.82 ms. Allocated memory is still 131.6 MB. Free memory was 105.5 MB in the beginning and 96.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 630.45 ms. Allocated memory is still 131.6 MB. Free memory was 96.2 MB in the beginning and 64.2 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...