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/ArrayQuantifierEliminationBug04-simplified04.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:18:15,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:18:15,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:18:15,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:18:15,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:18:15,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:18:15,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:18:15,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:18:15,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:18:15,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:18:15,747 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:18:15,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:18:15,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:18:15,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:18:15,750 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:18:15,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:18:15,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:18:15,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:18:15,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:18:15,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:18:15,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:18:15,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:18:15,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:18:15,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:18:15,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:18:15,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:18:15,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:18:15,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:18:15,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:18:15,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:18:15,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:18:15,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:18:15,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:18:15,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:18:15,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:18:15,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:18:15,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:18:15,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:18:15,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:18:15,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:18:15,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:18:15,802 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:18:15,815 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:18:15,818 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:18:15,819 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:18:15,820 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:18:15,821 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/ArrayQuantifierEliminationBug04-simplified04.bpl [2019-08-09 14:18:15,821 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/ArrayQuantifierEliminationBug04-simplified04.bpl' [2019-08-09 14:18:15,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:18:15,860 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:18:15,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:18:15,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:18:15,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:18:15,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:15" (1/1) ... [2019-08-09 14:18:15,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:15" (1/1) ... [2019-08-09 14:18:15,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:15" (1/1) ... [2019-08-09 14:18:15,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:15" (1/1) ... [2019-08-09 14:18:15,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:15" (1/1) ... [2019-08-09 14:18:15,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:15" (1/1) ... [2019-08-09 14:18:15,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:15" (1/1) ... [2019-08-09 14:18:15,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:18:15,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:18:15,906 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:18:15,906 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:18:15,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayQuantifierEliminationBug04-simplified04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:15" (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 [2019-08-09 14:18:15,970 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-09 14:18:15,970 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:18:15,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 14:18:15,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:18:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-09 14:18:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-09 14:18:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure writePointer [2019-08-09 14:18:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure readPointer [2019-08-09 14:18:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-09 14:18:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:18:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 14:18:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:18:16,260 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:18:16,260 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:18:16,261 INFO L202 PluginConnector]: Adding new model ArrayQuantifierEliminationBug04-simplified04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:16 BoogieIcfgContainer [2019-08-09 14:18:16,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:18:16,262 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:18:16,262 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:18:16,263 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:18:16,264 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArrayQuantifierEliminationBug04-simplified04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:16" (1/1) ... [2019-08-09 14:18:16,916 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 22 [2019-08-09 14:18:16,967 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:18:16,974 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:18:16,976 INFO L168 Benchmark]: Toolchain (without parser) took 1116.98 ms. Allocated memory is still 132.6 MB. Free memory was 109.1 MB in the beginning and 60.8 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:16,977 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 110.4 MB in the beginning and 110.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:18:16,978 INFO L168 Benchmark]: Boogie Preprocessor took 44.12 ms. Allocated memory is still 132.6 MB. Free memory was 108.9 MB in the beginning and 106.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:16,979 INFO L168 Benchmark]: RCFGBuilder took 356.09 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 94.7 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:16,980 INFO L168 Benchmark]: Symbolic Interpretation took 711.83 ms. Allocated memory is still 132.6 MB. Free memory was 94.7 MB in the beginning and 60.8 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:16,984 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 21]: 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 16#(and (or (= b a) (= (select |#memory_int| a) |main_#t~ret4|)) (= (select |#memory_int| b) 8) (not (= p1 a)) (= (select |#memoryPointer| p1) |main_#t~mem7|) (or (= p2 a) (= (select |#memoryPointer| p1) (select |#memoryPointer| p2)) (= p2 b)) (not (= 8 |main_#t~mem8|)) (not (= p1 b)) (= (select |#memory_int| |main_#t~mem7|) |main_#t~mem8|)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 110.4 MB in the beginning and 110.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.12 ms. Allocated memory is still 132.6 MB. Free memory was 108.9 MB in the beginning and 106.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 356.09 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 94.7 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 711.83 ms. Allocated memory is still 132.6 MB. Free memory was 94.7 MB in the beginning and 60.8 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...