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/toy/errorLocalization/ArrayIndexAliasing.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:50:15,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:50:15,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:50:15,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:50:15,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:50:15,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:50:15,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:50:15,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:50:15,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:50:15,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:50:15,698 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:50:15,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:50:15,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:50:15,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:50:15,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:50:15,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:50:15,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:50:15,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:50:15,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:50:15,707 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:50:15,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:50:15,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:50:15,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:50:15,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:50:15,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:50:15,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:50:15,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:50:15,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:50:15,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:50:15,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:50:15,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:50:15,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:50:15,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:50:15,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:50:15,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:50:15,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:50:15,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:50:15,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:50:15,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:50:15,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:50:15,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:50:15,750 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:50:15,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:50:15,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:50:15,766 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:50:15,767 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:50:15,768 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/ArrayIndexAliasing.bpl [2019-08-05 11:50:15,768 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/ArrayIndexAliasing.bpl' [2019-08-05 11:50:15,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:50:15,798 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:50:15,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:50:15,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:50:15,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:50:15,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayIndexAliasing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:15" (1/1) ... [2019-08-05 11:50:15,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayIndexAliasing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:15" (1/1) ... [2019-08-05 11:50:15,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayIndexAliasing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:15" (1/1) ... [2019-08-05 11:50:15,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayIndexAliasing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:15" (1/1) ... [2019-08-05 11:50:15,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayIndexAliasing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:15" (1/1) ... [2019-08-05 11:50:15,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayIndexAliasing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:15" (1/1) ... [2019-08-05 11:50:15,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayIndexAliasing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:15" (1/1) ... [2019-08-05 11:50:15,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:50:15,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:50:15,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:50:15,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:50:15,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayIndexAliasing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:15" (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 11:50:15,914 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 11:50:15,914 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:50:15,914 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:50:16,140 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:50:16,140 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:50:16,142 INFO L202 PluginConnector]: Adding new model ArrayIndexAliasing.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:16 BoogieIcfgContainer [2019-08-05 11:50:16,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:50:16,142 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:50:16,143 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:50:16,143 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:50:16,145 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArrayIndexAliasing.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:16" (1/1) ... [2019-08-05 11:50:16,157 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:50:16,159 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:50:16,171 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 11:50:16,180 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:50:16,182 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 11:50:16,336 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2019-08-05 11:50:16,337 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:50:16,337 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:50:16,341 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (exists ((v_main_a_8 (Array Int Int))) (= (store (store v_main_a_8 main_i 5) main_j 7) main_a)) (= main_i (+ main_j 1))) [2019-08-05 11:50:16,350 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:50:16,354 INFO L168 Benchmark]: Toolchain (without parser) took 554.23 ms. Allocated memory is still 140.5 MB. Free memory was 110.4 MB in the beginning and 93.4 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:16,356 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:50:16,357 INFO L168 Benchmark]: Boogie Preprocessor took 44.87 ms. Allocated memory is still 140.5 MB. Free memory was 110.2 MB in the beginning and 108.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:16,358 INFO L168 Benchmark]: RCFGBuilder took 298.00 ms. Allocated memory is still 140.5 MB. Free memory was 108.1 MB in the beginning and 99.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:16,360 INFO L168 Benchmark]: Symbolic Interpretation took 208.19 ms. Allocated memory is still 140.5 MB. Free memory was 99.2 MB in the beginning and 93.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:16,367 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 17]: 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 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.87 ms. Allocated memory is still 140.5 MB. Free memory was 110.2 MB in the beginning and 108.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 298.00 ms. Allocated memory is still 140.5 MB. Free memory was 108.1 MB in the beginning and 99.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 208.19 ms. Allocated memory is still 140.5 MB. Free memory was 99.2 MB in the beginning and 93.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...