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-b03553c [2019-08-05 18:05:01,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:05:01,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:05:01,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:05:01,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:05:01,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:05:01,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:05:01,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:05:01,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:05:01,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:05:01,664 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:05:01,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:05:01,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:05:01,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:05:01,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:05:01,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:05:01,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:05:01,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:05:01,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:05:01,675 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:05:01,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:05:01,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:05:01,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:05:01,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:05:01,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:05:01,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:05:01,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:05:01,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:05:01,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:05:01,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:05:01,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:05:01,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:05:01,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:05:01,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:05:01,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:05:01,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:05:01,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:05:01,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:05:01,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:05:01,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:05:01,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:05:01,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:05:01,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:05:01,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:05:01,745 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:05:01,745 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:05:01,746 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Arrays/regression/ITE.bpl [2019-08-05 18:05:01,747 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Arrays/regression/ITE.bpl' [2019-08-05 18:05:01,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:05:01,782 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:05:01,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:05:01,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:05:01,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:05:01,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:01" (1/1) ... [2019-08-05 18:05:01,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:01" (1/1) ... [2019-08-05 18:05:01,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:01" (1/1) ... [2019-08-05 18:05:01,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:01" (1/1) ... [2019-08-05 18:05:01,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:01" (1/1) ... [2019-08-05 18:05:01,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:01" (1/1) ... [2019-08-05 18:05:01,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:01" (1/1) ... [2019-08-05 18:05:01,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:05:01,822 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:05:01,822 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:05:01,822 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:05:01,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ITE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:01" (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 18:05:01,899 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:05:01,899 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:05:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:05:02,136 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:05:02,136 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:05:02,138 INFO L202 PluginConnector]: Adding new model ITE.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:05:02 BoogieIcfgContainer [2019-08-05 18:05:02,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:05:02,139 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:05:02,139 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:05:02,140 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:05:02,141 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ITE.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:05:02" (1/1) ... [2019-08-05 18:05:02,154 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:05:02,158 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:05:02,170 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:05:02,182 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:05:02,184 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:05:02,245 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:05:02,246 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:05:02,249 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)) [2019-08-05 18:05:02,250 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:05:02,258 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:05:02,261 INFO L168 Benchmark]: Toolchain (without parser) took 477.81 ms. Allocated memory is still 133.7 MB. Free memory was 108.7 MB in the beginning and 93.3 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:05:02,262 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 133.7 MB. Free memory is still 109.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:05:02,263 INFO L168 Benchmark]: Boogie Preprocessor took 38.93 ms. Allocated memory is still 133.7 MB. Free memory was 108.7 MB in the beginning and 106.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:05:02,264 INFO L168 Benchmark]: RCFGBuilder took 316.31 ms. Allocated memory is still 133.7 MB. Free memory was 106.6 MB in the beginning and 98.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-08-05 18:05:02,266 INFO L168 Benchmark]: Symbolic Interpretation took 119.14 ms. Allocated memory is still 133.7 MB. Free memory was 98.0 MB in the beginning and 93.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:05:02,269 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 0.25 ms. Allocated memory is still 133.7 MB. Free memory is still 109.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.93 ms. Allocated memory is still 133.7 MB. Free memory was 108.7 MB in the beginning and 106.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 316.31 ms. Allocated memory is still 133.7 MB. Free memory was 106.6 MB in the beginning and 98.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 119.14 ms. Allocated memory is still 133.7 MB. Free memory was 98.0 MB in the beginning and 93.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...