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-StoreAfterReadNestedSameIndexSafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:14:48,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:14:48,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:14:48,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:14:48,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:14:48,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:14:48,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:14:48,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:14:48,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:14:48,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:14:48,220 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:14:48,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:14:48,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:14:48,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:14:48,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:14:48,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:14:48,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:14:48,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:14:48,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:14:48,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:14:48,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:14:48,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:14:48,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:14:48,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:14:48,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:14:48,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:14:48,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:14:48,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:14:48,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:14:48,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:14:48,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:14:48,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:14:48,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:14:48,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:14:48,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:14:48,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:14:48,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:14:48,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:14:48,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:14:48,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:14:48,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:14:48,283 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:14:48,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:14:48,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:14:48,299 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:14:48,299 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:14:48,300 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl [2019-08-05 18:14:48,300 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl' [2019-08-05 18:14:48,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:14:48,327 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:14:48,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:14:48,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:14:48,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:14:48,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:14:48" (1/1) ... [2019-08-05 18:14:48,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:14:48" (1/1) ... [2019-08-05 18:14:48,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:14:48" (1/1) ... [2019-08-05 18:14:48,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:14:48" (1/1) ... [2019-08-05 18:14:48,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:14:48" (1/1) ... [2019-08-05 18:14:48,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:14:48" (1/1) ... [2019-08-05 18:14:48,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:14:48" (1/1) ... [2019-08-05 18:14:48,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:14:48,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:14:48,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:14:48,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:14:48,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:14:48" (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 [2019-08-05 18:14:48,436 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:14:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:14:48,658 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:14:48,659 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:14:48,662 INFO L202 PluginConnector]: Adding new model BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:14:48 BoogieIcfgContainer [2019-08-05 18:14:48,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:14:48,663 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:14:48,663 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:14:48,663 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:14:48,668 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:14:48" (1/1) ... [2019-08-05 18:14:48,682 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:14:48,687 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:14:48,699 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:14:48,712 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:14:48,714 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:14:48,796 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:14:48,796 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:14:48,801 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (= (select a (select a 0)) 5)) (exists ((v_a_7 (Array Int Int))) (and (= 5 (select v_a_7 42)) (= (select v_a_7 (select v_a_7 0)) 23) (= (store v_a_7 0 42) a)))) [2019-08-05 18:14:48,808 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:14:48,823 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:14:48,826 INFO L168 Benchmark]: Toolchain (without parser) took 497.80 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 91.9 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:14:48,828 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 132.1 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:14:48,831 INFO L168 Benchmark]: Boogie Preprocessor took 39.26 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:14:48,833 INFO L168 Benchmark]: RCFGBuilder took 294.41 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 96.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:14:48,834 INFO L168 Benchmark]: Symbolic Interpretation took 161.05 ms. Allocated memory is still 132.1 MB. Free memory was 96.6 MB in the beginning and 91.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:14:48,840 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 0.15 ms. Allocated memory is still 132.1 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.26 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 294.41 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 96.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 161.05 ms. Allocated memory is still 132.1 MB. Free memory was 96.6 MB in the beginning and 91.9 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...