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 0.1.24-3b9210c [2019-08-06 16:57:40,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:57:40,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:57:40,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:57:40,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:57:40,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:57:40,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:57:40,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:57:40,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:57:40,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:57:40,608 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:57:40,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:57:40,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:57:40,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:57:40,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:57:40,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:57:40,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:57:40,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:57:40,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:57:40,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:57:40,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:57:40,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:57:40,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:57:40,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:57:40,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:57:40,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:57:40,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:57:40,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:57:40,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:57:40,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:57:40,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:57:40,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:57:40,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:57:40,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:57:40,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:57:40,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:57:40,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:57:40,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:57:40,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:57:40,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:57:40,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:57:40,687 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:57:40,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:57:40,711 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:57:40,713 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:57:40,714 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:57:40,715 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl [2019-08-06 16:57:40,715 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl' [2019-08-06 16:57:40,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:57:40,750 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:57:40,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:57:40,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:57:40,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:57:40,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:57:40,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:57:40,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:57:40,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:57:40,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (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 [2019-08-06 16:57:40,847 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:57:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:57:40,995 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:57:40,996 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:57:40,997 INFO L202 PluginConnector]: Adding new model BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:40 BoogieIcfgContainer [2019-08-06 16:57:40,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:57:40,998 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:57:40,998 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:57:40,998 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:57:41,000 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BoogieArrayTest-StoreAfterReadNestedSameIndexSafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:41,012 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:57:41,019 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:57:41,028 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:57:41,038 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:57:41,040 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:57:41,094 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:57:41,094 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:57:41,097 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)))) [2019-08-06 16:57:41,099 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:57:41,106 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:57:41,110 INFO L168 Benchmark]: Toolchain (without parser) took 357.75 ms. Allocated memory is still 138.9 MB. Free memory was 107.4 MB in the beginning and 92.0 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:41,111 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory is still 108.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:57:41,112 INFO L168 Benchmark]: Boogie Preprocessor took 38.21 ms. Allocated memory is still 138.9 MB. Free memory was 107.4 MB in the beginning and 105.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:41,113 INFO L168 Benchmark]: RCFGBuilder took 207.92 ms. Allocated memory is still 138.9 MB. Free memory was 105.2 MB in the beginning and 96.8 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:41,115 INFO L168 Benchmark]: Symbolic Interpretation took 108.70 ms. Allocated memory is still 138.9 MB. Free memory was 96.8 MB in the beginning and 92.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:41,120 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 0.23 ms. Allocated memory is still 138.9 MB. Free memory is still 108.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.21 ms. Allocated memory is still 138.9 MB. Free memory was 107.4 MB in the beginning and 105.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 207.92 ms. Allocated memory is still 138.9 MB. Free memory was 105.2 MB in the beginning and 96.8 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 108.70 ms. Allocated memory is still 138.9 MB. Free memory was 96.8 MB in the beginning and 92.0 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...