/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.5 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_array_eq_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 14:51:16,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 14:51:16,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 14:51:16,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 14:51:16,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 14:51:16,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 14:51:16,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 14:51:16,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 14:51:16,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 14:51:16,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 14:51:16,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 14:51:16,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 14:51:16,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 14:51:16,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 14:51:16,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 14:51:16,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 14:51:16,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 14:51:16,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 14:51:16,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 14:51:16,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 14:51:16,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 14:51:16,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 14:51:16,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 14:51:16,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 14:51:16,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 14:51:16,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 14:51:16,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 14:51:16,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 14:51:16,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 14:51:16,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 14:51:16,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 14:51:16,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 14:51:16,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 14:51:16,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 14:51:16,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 14:51:16,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 14:51:16,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 14:51:16,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 14:51:16,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 14:51:16,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 14:51:16,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 14:51:16,862 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-09-25 14:51:16,894 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 14:51:16,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 14:51:16,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 14:51:16,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 14:51:16,896 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 14:51:16,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 14:51:16,896 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 14:51:16,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 14:51:16,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 14:51:16,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 14:51:16,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 14:51:16,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 14:51:16,898 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 14:51:16,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 14:51:16,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 14:51:16,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 14:51:16,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 14:51:16,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 14:51:16,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 14:51:16,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 14:51:16,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 14:51:16,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 14:51:16,900 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 14:51:16,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 14:51:16,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 14:51:16,900 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 14:51:16,901 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 14:51:16,901 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; [2020-09-25 14:51:17,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 14:51:17,467 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 14:51:17,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 14:51:17,474 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 14:51:17,475 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 14:51:17,477 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_eq_harness.i [2020-09-25 14:51:17,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1b5924fd7/796264a7db7f458f8b69683749813280/FLAG8320e3312 [2020-09-25 14:51:18,537 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 14:51:18,538 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_array_eq_harness.i [2020-09-25 14:51:18,602 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1b5924fd7/796264a7db7f458f8b69683749813280/FLAG8320e3312 [2020-09-25 14:51:18,902 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1b5924fd7/796264a7db7f458f8b69683749813280 [2020-09-25 14:51:18,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 14:51:18,944 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 14:51:18,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 14:51:18,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 14:51:18,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 14:51:18,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:51:18" (1/1) ... [2020-09-25 14:51:18,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f6135e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:51:18, skipping insertion in model container [2020-09-25 14:51:18,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:51:18" (1/1) ... [2020-09-25 14:51:18,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 14:51:19,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 14:51:19,605 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-09-25 14:51:19,613 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-09-25 14:51:20,653 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:20,654 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:20,654 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:20,655 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:20,656 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:20,682 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:20,683 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:20,685 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:20,686 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:20,689 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:20,690 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:20,691 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:20,691 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:21,177 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-09-25 14:51:21,179 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-09-25 14:51:21,180 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-09-25 14:51:21,182 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-09-25 14:51:21,184 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-09-25 14:51:21,184 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-09-25 14:51:21,185 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-09-25 14:51:21,186 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-09-25 14:51:21,187 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-09-25 14:51:21,188 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-09-25 14:51:21,425 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-09-25 14:51:21,567 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:21,568 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 14:51:21,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 14:51:21,755 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type mismatch (real != int) in at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckAssignStatement(TypeCheckHelper.java:289) at de.uni_freiburg.informatik.ultimate.boogie.StatementFactory.constructAssignmentStatement(StatementFactory.java:70) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.constructMemsetLoopBody(MemoryHandler.java:1647) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.declareMemset(MemoryHandler.java:1747) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.declareMemoryModelInfrastructure(MemoryHandler.java:505) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-09-25 14:51:21,769 INFO L168 Benchmark]: Toolchain (without parser) took 2830.13 ms. Allocated memory was 123.2 MB in the beginning and 167.8 MB in the end (delta: 44.6 MB). Free memory was 99.7 MB in the beginning and 95.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 56.8 MB. Max. memory is 7.1 GB. [2020-09-25 14:51:21,771 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 107.5 MB. Free memory was 90.2 MB in the beginning and 90.1 MB in the end (delta: 105.2 kB). Peak memory consumption was 105.2 kB. Max. memory is 7.1 GB. [2020-09-25 14:51:21,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2815.69 ms. Allocated memory was 123.2 MB in the beginning and 167.8 MB in the end (delta: 44.6 MB). Free memory was 99.0 MB in the beginning and 95.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 56.1 MB. Max. memory is 7.1 GB. [2020-09-25 14:51:21,779 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 107.5 MB. Free memory was 90.2 MB in the beginning and 90.1 MB in the end (delta: 105.2 kB). Peak memory consumption was 105.2 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2815.69 ms. Allocated memory was 123.2 MB in the beginning and 167.8 MB in the end (delta: 44.6 MB). Free memory was 99.0 MB in the beginning and 95.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 56.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type mismatch (real != int) in de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type mismatch (real != int) in : de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...