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 0.1.24-3b9210c [2019-08-06 16:55:38,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:38,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:38,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:38,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:38,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:38,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:38,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:38,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:38,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:38,676 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:38,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:38,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:38,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:38,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:38,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:38,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:38,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:38,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:38,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:38,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:38,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:38,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:38,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:38,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:38,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:38,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:38,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:38,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:38,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:38,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:38,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:38,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:38,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:38,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:38,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:38,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:38,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:38,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:38,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:38,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:38,730 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:38,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:38,746 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:38,747 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:38,748 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:38,748 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/multipleBranchOutsFromOneStateinTrace.bpl [2019-08-06 16:55:38,749 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/multipleBranchOutsFromOneStateinTrace.bpl' [2019-08-06 16:55:38,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:38,776 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:38,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:38,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:38,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:38,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:38" (1/1) ... [2019-08-06 16:55:38,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:38" (1/1) ... [2019-08-06 16:55:38,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:38" (1/1) ... [2019-08-06 16:55:38,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:38" (1/1) ... [2019-08-06 16:55:38,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:38" (1/1) ... [2019-08-06 16:55:38,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:38" (1/1) ... [2019-08-06 16:55:38,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:38" (1/1) ... [2019-08-06 16:55:38,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:38,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:38,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:38,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:38,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:38" (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 16:55:38,899 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-06 16:55:38,900 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-06 16:55:38,900 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-06 16:55:39,186 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:39,186 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:55:39,187 INFO L202 PluginConnector]: Adding new model multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:39 BoogieIcfgContainer [2019-08-06 16:55:39,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:39,188 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:39,188 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:39,188 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:39,189 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "multipleBranchOutsFromOneStateinTrace.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:39" (1/1) ... [2019-08-06 16:55:39,200 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:55:39,202 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:39,209 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-06 16:55:39,217 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:39,218 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-06 16:55:39,302 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:39,302 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:39,305 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))) [2019-08-06 16:55:39,306 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:39,313 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:39,316 INFO L168 Benchmark]: Toolchain (without parser) took 539.00 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 92.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:39,317 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 133.2 MB. Free memory is still 110.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:55:39,318 INFO L168 Benchmark]: Boogie Preprocessor took 42.63 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:39,320 INFO L168 Benchmark]: RCFGBuilder took 367.58 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 97.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:39,321 INFO L168 Benchmark]: Symbolic Interpretation took 125.53 ms. Allocated memory is still 133.2 MB. Free memory was 96.9 MB in the beginning and 92.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:39,327 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 0.16 ms. Allocated memory is still 133.2 MB. Free memory is still 110.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.63 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 367.58 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 97.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 125.53 ms. Allocated memory is still 133.2 MB. Free memory was 96.9 MB in the beginning and 92.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...