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/Arrays/Arrays21.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:18:22,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:18:22,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:18:22,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:18:22,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:18:22,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:18:22,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:18:22,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:18:22,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:18:22,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:18:22,923 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:18:22,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:18:22,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:18:22,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:18:22,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:18:22,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:18:22,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:18:22,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:18:22,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:18:22,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:18:22,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:18:22,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:18:22,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:18:22,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:18:22,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:18:22,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:18:22,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:18:22,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:18:22,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:18:22,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:18:22,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:18:22,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:18:22,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:18:22,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:18:22,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:18:22,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:18:22,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:18:22,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:18:22,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:18:22,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:18:22,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:18:22,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:18:22,990 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:18:22,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:18:22,995 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:18:22,996 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:18:22,997 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/Arrays/Arrays21.bpl [2019-08-09 14:18:22,997 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/Arrays/Arrays21.bpl' [2019-08-09 14:18:23,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:18:23,032 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:18:23,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:18:23,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:18:23,033 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:18:23,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Arrays21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:23" (1/1) ... [2019-08-09 14:18:23,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Arrays21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:23" (1/1) ... [2019-08-09 14:18:23,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Arrays21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:23" (1/1) ... [2019-08-09 14:18:23,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Arrays21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:23" (1/1) ... [2019-08-09 14:18:23,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Arrays21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:23" (1/1) ... [2019-08-09 14:18:23,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Arrays21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:23" (1/1) ... [2019-08-09 14:18:23,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Arrays21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:23" (1/1) ... [2019-08-09 14:18:23,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:18:23,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:18:23,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:18:23,077 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:18:23,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Arrays21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:23" (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 14:18:23,146 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:18:23,146 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:18:23,325 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:18:23,326 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:18:23,327 INFO L202 PluginConnector]: Adding new model Arrays21.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:23 BoogieIcfgContainer [2019-08-09 14:18:23,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:18:23,328 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:18:23,328 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:18:23,328 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:18:23,329 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Arrays21.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:23" (1/1) ... [2019-08-09 14:18:23,962 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:18:23,974 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:18:23,978 INFO L168 Benchmark]: Toolchain (without parser) took 944.23 ms. Allocated memory is still 130.5 MB. Free memory was 106.9 MB in the beginning and 60.6 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:23,980 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 130.5 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 14:18:23,981 INFO L168 Benchmark]: Boogie Preprocessor took 43.10 ms. Allocated memory is still 130.5 MB. Free memory was 106.9 MB in the beginning and 104.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:23,983 INFO L168 Benchmark]: RCFGBuilder took 251.23 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 94.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:23,985 INFO L168 Benchmark]: Symbolic Interpretation took 646.37 ms. Allocated memory is still 130.5 MB. Free memory was 94.3 MB in the beginning and 60.6 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:23,993 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 31]: 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 13#(and (= (select a 1) (- 1)) (= (select a 2) 3) (= (- 1) (select a 0)) (or (and (= (select a 1) (- 1)) (= 6 (select a 5)) (= 4 (select a 3)) (= 8 (select a 7)) (= (select a 8) 8) (= (select a 6) 7) (= (select a 2) 3) (= 10 (select a 9)) (= (- 1) (select a 0)) (= (select a 4) 5)) (and (= 1 (select a 0)) (= 6 (select a 5)) (= 4 (select a 3)) (= 8 (select a 7)) (= (select a 8) 8) (= (select a 6) 7) (= (select a 1) 2) (= (select a 2) 3) (= 10 (select a 9)) (= (select a 4) 5))) (not (= 4 (select a 3)))). Possible FailurePath: - UnprovableResult [Line: 28]: 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 22#(and (or (and (= (select a 1) (- 1)) (= 6 (select a 5)) (= 4 (select a 3)) (= 8 (select a 7)) (= (select a 8) 8) (= (select a 6) 7) (= (select a 2) 3) (= 10 (select a 9)) (= (- 1) (select a 0)) (= (select a 4) 5)) (and (= 1 (select a 0)) (= 6 (select a 5)) (= 4 (select a 3)) (= 8 (select a 7)) (= (select a 8) 8) (= (select a 6) 7) (= (select a 1) 2) (= (select a 2) 3) (= 10 (select a 9)) (= (select a 4) 5))) (not (= (- 1) (select a 0)))). Possible FailurePath: - UnprovableResult [Line: 29]: 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 19#(and (not (= (select a 1) (- 1))) (= (- 1) (select a 0)) (or (and (= (select a 1) (- 1)) (= 6 (select a 5)) (= 4 (select a 3)) (= 8 (select a 7)) (= (select a 8) 8) (= (select a 6) 7) (= (select a 2) 3) (= 10 (select a 9)) (= (- 1) (select a 0)) (= (select a 4) 5)) (and (= 1 (select a 0)) (= 6 (select a 5)) (= 4 (select a 3)) (= 8 (select a 7)) (= (select a 8) 8) (= (select a 6) 7) (= (select a 1) 2) (= (select a 2) 3) (= 10 (select a 9)) (= (select a 4) 5)))). Possible FailurePath: - UnprovableResult [Line: 32]: 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 10#(and (= (select a 1) (- 1)) (= 4 (select a 3)) (not (= (select a 4) 5)) (= (select a 2) 3) (= (- 1) (select a 0)) (or (and (= (select a 1) (- 1)) (= 6 (select a 5)) (= 4 (select a 3)) (= 8 (select a 7)) (= (select a 8) 8) (= (select a 6) 7) (= (select a 2) 3) (= 10 (select a 9)) (= (- 1) (select a 0)) (= (select a 4) 5)) (and (= 1 (select a 0)) (= 6 (select a 5)) (= 4 (select a 3)) (= 8 (select a 7)) (= (select a 8) 8) (= (select a 6) 7) (= (select a 1) 2) (= (select a 2) 3) (= 10 (select a 9)) (= (select a 4) 5)))). Possible FailurePath: - UnprovableResult [Line: 30]: 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 (= (select a 1) (- 1)) (not (= (select a 2) 3)) (= (- 1) (select a 0)) (or (and (= (select a 1) (- 1)) (= 6 (select a 5)) (= 4 (select a 3)) (= 8 (select a 7)) (= (select a 8) 8) (= (select a 6) 7) (= (select a 2) 3) (= 10 (select a 9)) (= (- 1) (select a 0)) (= (select a 4) 5)) (and (= 1 (select a 0)) (= 6 (select a 5)) (= 4 (select a 3)) (= 8 (select a 7)) (= (select a 8) 8) (= (select a 6) 7) (= (select a 1) 2) (= (select a 2) 3) (= 10 (select a 9)) (= (select a 4) 5)))). 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 130.5 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.10 ms. Allocated memory is still 130.5 MB. Free memory was 106.9 MB in the beginning and 104.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 251.23 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 94.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 646.37 ms. Allocated memory is still 130.5 MB. Free memory was 94.3 MB in the beginning and 60.6 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...