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/Arrays/regression/ITE.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:46:02,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:46:02,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:46:02,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:46:02,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:46:02,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:46:02,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:46:02,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:46:02,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:46:02,831 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:46:02,832 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:46:02,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:46:02,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:46:02,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:46:02,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:46:02,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:46:02,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:46:02,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:46:02,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:46:02,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:46:02,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:46:02,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:46:02,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:46:02,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:46:02,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:46:02,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:46:02,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:46:02,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:46:02,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:46:02,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:46:02,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:46:02,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:46:02,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:46:02,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:46:02,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:46:02,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:46:02,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:46:02,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:46:02,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:46:02,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:46:02,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:46:02,890 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:46:02,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:46:02,907 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:46:02,909 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:46:02,909 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:46:02,910 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Arrays/regression/ITE.bpl [2019-08-06 16:46:02,910 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Arrays/regression/ITE.bpl' [2019-08-06 16:46:02,938 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:46:02,940 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:46:02,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:46:02,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:46:02,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:46:02,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:02" (1/1) ... [2019-08-06 16:46:02,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:02" (1/1) ... [2019-08-06 16:46:02,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:02" (1/1) ... [2019-08-06 16:46:02,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:02" (1/1) ... [2019-08-06 16:46:02,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:02" (1/1) ... [2019-08-06 16:46:02,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:02" (1/1) ... [2019-08-06 16:46:02,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:02" (1/1) ... [2019-08-06 16:46:02,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:46:02,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:46:02,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:46:02,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:46:02,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:02" (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 16:46:03,065 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:46:03,066 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:46:03,066 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:46:03,283 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:46:03,283 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:46:03,285 INFO L202 PluginConnector]: Adding new model ITE.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:03 BoogieIcfgContainer [2019-08-06 16:46:03,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:46:03,286 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:46:03,286 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:46:03,286 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:46:03,287 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ITE.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:03,299 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:46:03,302 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:46:03,309 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:46:03,318 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:46:03,319 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:46:03,381 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:46:03,381 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:46:03,384 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (= tmp 0)) (= (select a j) tmp) (exists ((v_a_3 (Array Int Int))) (= (store v_a_3 j (ite (= i 0) 0 1)) a)) (= i 0)) [2019-08-06 16:46:03,385 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:46:03,392 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:46:03,395 INFO L168 Benchmark]: Toolchain (without parser) took 454.38 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 94.9 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:03,396 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory is still 111.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:46:03,398 INFO L168 Benchmark]: Boogie Preprocessor took 43.77 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 107.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:03,399 INFO L168 Benchmark]: RCFGBuilder took 300.10 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 99.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:03,401 INFO L168 Benchmark]: Symbolic Interpretation took 107.05 ms. Allocated memory is still 133.7 MB. Free memory was 99.2 MB in the beginning and 94.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:03,405 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.. 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 133.7 MB. Free memory is still 111.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.77 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 107.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 300.10 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 99.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 107.05 ms. Allocated memory is still 133.7 MB. Free memory was 99.2 MB in the beginning and 94.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...