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/InterpolantConsolidation01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:11:59,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:11:59,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:11:59,562 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:11:59,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:11:59,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:11:59,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:11:59,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:11:59,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:11:59,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:11:59,571 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:11:59,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:11:59,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:11:59,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:11:59,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:11:59,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:11:59,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:11:59,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:11:59,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:11:59,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:11:59,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:11:59,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:11:59,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:11:59,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:11:59,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:11:59,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:11:59,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:11:59,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:11:59,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:11:59,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:11:59,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:11:59,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:11:59,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:11:59,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:11:59,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:11:59,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:11:59,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:11:59,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:11:59,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:11:59,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:11:59,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:11:59,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:11:59,653 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:11:59,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:11:59,659 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:11:59,660 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:11:59,661 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InterpolantConsolidation01.bpl [2019-08-05 18:11:59,661 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InterpolantConsolidation01.bpl' [2019-08-05 18:11:59,695 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:11:59,697 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:11:59,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:11:59,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:11:59,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:11:59,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "InterpolantConsolidation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:59" (1/1) ... [2019-08-05 18:11:59,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "InterpolantConsolidation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:59" (1/1) ... [2019-08-05 18:11:59,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "InterpolantConsolidation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:59" (1/1) ... [2019-08-05 18:11:59,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "InterpolantConsolidation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:59" (1/1) ... [2019-08-05 18:11:59,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "InterpolantConsolidation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:59" (1/1) ... [2019-08-05 18:11:59,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "InterpolantConsolidation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:59" (1/1) ... [2019-08-05 18:11:59,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "InterpolantConsolidation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:59" (1/1) ... [2019-08-05 18:11:59,737 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:11:59,738 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:11:59,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:11:59,739 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:11:59,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "InterpolantConsolidation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:59" (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 18:11:59,814 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:12:00,024 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:12:00,025 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:12:00,026 INFO L202 PluginConnector]: Adding new model InterpolantConsolidation01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:00 BoogieIcfgContainer [2019-08-05 18:12:00,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:12:00,027 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:12:00,027 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:12:00,027 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:12:00,028 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "InterpolantConsolidation01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:00" (1/1) ... [2019-08-05 18:12:00,040 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:12:00,043 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:12:00,050 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:12:00,059 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:12:00,060 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:12:00,140 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:12:00,140 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:12:00,143 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 15#(and (not (= b a)) (or (and (= a 0) (= (- 1) (+ b (- 1)))) (and (= a 0) (< 0 (+ a 1)) (= 0 (+ b (- 1))))) (< b (+ a 1)) (not (< b a))) [2019-08-05 18:12:00,144 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:12:00,151 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:12:00,154 INFO L168 Benchmark]: Toolchain (without parser) took 456.21 ms. Allocated memory is still 138.9 MB. Free memory was 106.0 MB in the beginning and 89.9 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:00,155 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory is still 106.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:12:00,156 INFO L168 Benchmark]: Boogie Preprocessor took 39.52 ms. Allocated memory is still 138.9 MB. Free memory was 106.0 MB in the beginning and 103.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:00,158 INFO L168 Benchmark]: RCFGBuilder took 288.00 ms. Allocated memory is still 138.9 MB. Free memory was 103.9 MB in the beginning and 94.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:00,159 INFO L168 Benchmark]: Symbolic Interpretation took 124.36 ms. Allocated memory is still 138.9 MB. Free memory was 94.5 MB in the beginning and 89.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:00,162 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 14]: 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 138.9 MB. Free memory is still 106.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.52 ms. Allocated memory is still 138.9 MB. Free memory was 106.0 MB in the beginning and 103.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 288.00 ms. Allocated memory is still 138.9 MB. Free memory was 103.9 MB in the beginning and 94.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 124.36 ms. Allocated memory is still 138.9 MB. Free memory was 94.5 MB in the beginning and 89.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...