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/toy/errorLocalization/multipleBranchOutsFromOneStateinTrace.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:12:51,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:12:51,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:12:51,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:12:51,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:12:51,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:12:51,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:12:51,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:12:51,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:12:51,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:12:51,663 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:12:51,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:12:51,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:12:51,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:12:51,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:12:51,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:12:51,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:12:51,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:12:51,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:12:51,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:12:51,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:12:51,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:12:51,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:12:51,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:12:51,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:12:51,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:12:51,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:12:51,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:12:51,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:12:51,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:12:51,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:12:51,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:12:51,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:12:51,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:12:51,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:12:51,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:12:51,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:12:51,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:12:51,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:12:51,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:12:51,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:12:51,752 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:12:51,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:12:51,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:12:51,769 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:12:51,770 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:12:51,771 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/multipleBranchOutsFromOneStateinTrace.bpl [2019-08-05 18:12:51,771 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/multipleBranchOutsFromOneStateinTrace.bpl' [2019-08-05 18:12:51,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:12:51,807 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:12:51,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:12:51,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:12:51,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:12:51,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:51" (1/1) ... [2019-08-05 18:12:51,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:51" (1/1) ... [2019-08-05 18:12:51,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:51" (1/1) ... [2019-08-05 18:12:51,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:51" (1/1) ... [2019-08-05 18:12:51,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:51" (1/1) ... [2019-08-05 18:12:51,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:51" (1/1) ... [2019-08-05 18:12:51,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:51" (1/1) ... [2019-08-05 18:12:51,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:12:51,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:12:51,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:12:51,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:12:51,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:51" (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 18:12:51,934 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 18:12:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 18:12:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 18:12:52,218 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:12:52,219 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:12:52,220 INFO L202 PluginConnector]: Adding new model multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:52 BoogieIcfgContainer [2019-08-05 18:12:52,220 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:12:52,221 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:12:52,221 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:12:52,221 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:12:52,222 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:52" (1/1) ... [2019-08-05 18:12:52,233 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:12:52,236 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:12:52,246 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-05 18:12:52,257 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:12:52,259 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-05 18:12:52,358 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:12:52,358 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:12:52,363 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (not (= 2 foo_x)) (= foo_y (+ foo_x 1)) (< foo_i 3) (not (< foo_i 2))) [2019-08-05 18:12:52,365 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:12:52,387 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:12:52,391 INFO L168 Benchmark]: Toolchain (without parser) took 582.39 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 89.7 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:52,392 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory is still 107.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:12:52,397 INFO L168 Benchmark]: Boogie Preprocessor took 48.20 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 104.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:52,401 INFO L168 Benchmark]: RCFGBuilder took 363.95 ms. Allocated memory is still 134.2 MB. Free memory was 104.9 MB in the beginning and 94.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:52,403 INFO L168 Benchmark]: Symbolic Interpretation took 166.76 ms. Allocated memory is still 134.2 MB. Free memory was 94.8 MB in the beginning and 89.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:52,409 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 26]: 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 0.22 ms. Allocated memory is still 134.2 MB. Free memory is still 107.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.20 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 104.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 363.95 ms. Allocated memory is still 134.2 MB. Free memory was 104.9 MB in the beginning and 94.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 166.76 ms. Allocated memory is still 134.2 MB. Free memory was 94.8 MB in the beginning and 89.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...