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/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadNestedDifferentIndexSafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:18:34,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:18:34,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:18:34,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:18:34,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:18:34,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:18:34,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:18:34,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:18:34,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:18:34,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:18:34,213 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:18:34,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:18:34,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:18:34,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:18:34,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:18:34,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:18:34,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:18:34,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:18:34,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:18:34,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:18:34,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:18:34,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:18:34,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:18:34,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:18:34,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:18:34,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:18:34,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:18:34,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:18:34,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:18:34,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:18:34,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:18:34,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:18:34,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:18:34,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:18:34,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:18:34,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:18:34,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:18:34,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:18:34,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:18:34,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:18:34,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:18:34,272 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:18:34,285 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:18:34,288 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:18:34,290 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:18:34,291 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:18:34,291 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadNestedDifferentIndexSafe.bpl [2019-08-09 14:18:34,292 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadNestedDifferentIndexSafe.bpl' [2019-08-09 14:18:34,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:18:34,322 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:18:34,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:18:34,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:18:34,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:18:34,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedDifferentIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:34" (1/1) ... [2019-08-09 14:18:34,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedDifferentIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:34" (1/1) ... [2019-08-09 14:18:34,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedDifferentIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:34" (1/1) ... [2019-08-09 14:18:34,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedDifferentIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:34" (1/1) ... [2019-08-09 14:18:34,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedDifferentIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:34" (1/1) ... [2019-08-09 14:18:34,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedDifferentIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:34" (1/1) ... [2019-08-09 14:18:34,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedDifferentIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:34" (1/1) ... [2019-08-09 14:18:34,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:18:34,364 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:18:34,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:18:34,365 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:18:34,366 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BoogieArrayTest-StoreAfterReadNestedDifferentIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:34" (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 14:18:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:18:34,435 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:18:34,576 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:18:34,576 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:18:34,578 INFO L202 PluginConnector]: Adding new model BoogieArrayTest-StoreAfterReadNestedDifferentIndexSafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:34 BoogieIcfgContainer [2019-08-09 14:18:34,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:18:34,579 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:18:34,579 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:18:34,579 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:18:34,581 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BoogieArrayTest-StoreAfterReadNestedDifferentIndexSafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:34" (1/1) ... [2019-08-09 14:18:34,850 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:18:34,858 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:18:34,861 INFO L168 Benchmark]: Toolchain (without parser) took 538.08 ms. Allocated memory is still 131.1 MB. Free memory was 107.6 MB in the beginning and 85.6 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:34,862 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:18:34,864 INFO L168 Benchmark]: Boogie Preprocessor took 41.20 ms. Allocated memory is still 131.1 MB. Free memory was 107.6 MB in the beginning and 105.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:34,865 INFO L168 Benchmark]: RCFGBuilder took 214.12 ms. Allocated memory is still 131.1 MB. Free memory was 105.4 MB in the beginning and 97.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:34,867 INFO L168 Benchmark]: Symbolic Interpretation took 279.41 ms. Allocated memory is still 131.1 MB. Free memory was 97.0 MB in the beginning and 85.6 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:34,872 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 11]: 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 (= (select a 1) 42) (not (= 1 (select a 0))) (or (= 1 (select a 0)) (= (select a (select a 0)) 23)) (not (= (select a (select a 0)) 23))). 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 131.1 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.20 ms. Allocated memory is still 131.1 MB. Free memory was 107.6 MB in the beginning and 105.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 214.12 ms. Allocated memory is still 131.1 MB. Free memory was 105.4 MB in the beginning and 97.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 279.41 ms. Allocated memory is still 131.1 MB. Free memory was 97.0 MB in the beginning and 85.6 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...