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-StoreAfterReadNestedSameIndexUnsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:04:19,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:04:19,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:04:19,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:04:19,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:04:19,129 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:04:19,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:04:19,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:04:19,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:04:19,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:04:19,137 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:04:19,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:04:19,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:04:19,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:04:19,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:04:19,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:04:19,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:04:19,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:04:19,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:04:19,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:04:19,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:04:19,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:04:19,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:04:19,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:04:19,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:04:19,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:04:19,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:04:19,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:04:19,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:04:19,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:04:19,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:04:19,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:04:19,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:04:19,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:04:19,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:04:19,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:04:19,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:04:19,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:04:19,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:04:19,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:04:19,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:04:19,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:04:19,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:04:19,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:04:19,238 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:04:19,238 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:04:19,239 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadNestedSameIndexUnsafe.bpl [2019-08-05 12:04:19,239 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadNestedSameIndexUnsafe.bpl' [2019-08-05 12:04:19,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:04:19,270 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:04:19,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:04:19,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:04:19,271 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:04:19,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:19" (1/1) ... [2019-08-05 12:04:19,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:19" (1/1) ... [2019-08-05 12:04:19,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:19" (1/1) ... [2019-08-05 12:04:19,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:19" (1/1) ... [2019-08-05 12:04:19,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:19" (1/1) ... [2019-08-05 12:04:19,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:19" (1/1) ... [2019-08-05 12:04:19,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:19" (1/1) ... [2019-08-05 12:04:19,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:04:19,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:04:19,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:04:19,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:04:19,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BoogieArrayTest-StoreAfterReadNestedSameIndexUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:19" (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 12:04:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:04:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:04:19,538 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:04:19,538 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:04:19,539 INFO L202 PluginConnector]: Adding new model BoogieArrayTest-StoreAfterReadNestedSameIndexUnsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:04:19 BoogieIcfgContainer [2019-08-05 12:04:19,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:04:19,540 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:04:19,540 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:04:19,540 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:04:19,542 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BoogieArrayTest-StoreAfterReadNestedSameIndexUnsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:04:19" (1/1) ... [2019-08-05 12:04:19,554 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:04:19,557 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:04:19,566 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 12:04:19,575 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:04:19,576 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 12:04:19,714 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:04:19,714 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:04:19,717 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (exists ((v_a_7 (Array Int Int))) (and (= (select v_a_7 (select v_a_7 0)) 23) (= (store v_a_7 0 42) a))) (not (= (select a (select a 0)) 23))) [2019-08-05 12:04:19,726 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:04:19,729 INFO L168 Benchmark]: Toolchain (without parser) took 457.50 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 94.3 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:04:19,731 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 140.5 MB. Free memory was 111.3 MB in the beginning and 111.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 12:04:19,732 INFO L168 Benchmark]: Boogie Preprocessor took 42.56 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 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 12:04:19,733 INFO L168 Benchmark]: RCFGBuilder took 225.80 ms. Allocated memory is still 140.5 MB. Free memory was 107.9 MB in the beginning and 99.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:04:19,735 INFO L168 Benchmark]: Symbolic Interpretation took 186.53 ms. Allocated memory is still 140.5 MB. Free memory was 99.8 MB in the beginning and 94.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:04:19,740 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 140.5 MB. Free memory was 111.3 MB in the beginning and 111.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.56 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 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 225.80 ms. Allocated memory is still 140.5 MB. Free memory was 107.9 MB in the beginning and 99.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 186.53 ms. Allocated memory is still 140.5 MB. Free memory was 99.8 MB in the beginning and 94.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...