/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 SequenceOfStatements --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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0960b.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 14:26:39,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 14:26:39,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 14:26:39,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 14:26:39,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 14:26:39,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 14:26:39,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 14:26:39,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 14:26:39,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 14:26:39,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 14:26:39,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 14:26:39,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 14:26:39,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 14:26:39,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 14:26:39,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 14:26:39,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 14:26:39,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 14:26:39,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 14:26:39,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 14:26:39,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 14:26:39,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 14:26:39,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 14:26:39,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 14:26:39,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 14:26:39,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 14:26:39,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 14:26:39,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 14:26:39,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 14:26:39,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 14:26:39,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 14:26:39,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 14:26:39,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 14:26:39,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 14:26:39,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 14:26:39,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 14:26:39,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 14:26:39,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 14:26:39,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 14:26:39,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 14:26:39,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 14:26:39,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 14:26:39,562 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 14:26:39,612 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 14:26:39,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 14:26:39,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 14:26:39,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 14:26:39,618 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 14:26:39,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 14:26:39,618 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 14:26:39,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 14:26:39,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 14:26:39,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 14:26:39,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 14:26:39,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 14:26:39,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 14:26:39,620 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 14:26:39,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 14:26:39,621 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 14:26:39,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 14:26:39,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 14:26:39,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 14:26:39,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 14:26:39,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 14:26:39,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 14:26:39,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 14:26:39,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 14:26:39,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 14:26:39,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 14:26:39,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 14:26:39,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 14:26:39,624 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 14:26:39,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 14:26:40,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 14:26:40,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 14:26:40,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 14:26:40,080 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 14:26:40,081 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 14:26:40,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0960b.c [2020-10-28 14:26:40,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7db408c0f/0f05ca7434e34fd5897600c6b199951e/FLAG7da69b686 [2020-10-28 14:26:40,995 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 14:26:40,996 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/float-newlib/double_req_bl_0960b.c [2020-10-28 14:26:41,010 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7db408c0f/0f05ca7434e34fd5897600c6b199951e/FLAG7da69b686 [2020-10-28 14:26:41,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7db408c0f/0f05ca7434e34fd5897600c6b199951e [2020-10-28 14:26:41,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 14:26:41,308 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 14:26:41,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 14:26:41,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 14:26:41,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 14:26:41,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 02:26:41" (1/1) ... [2020-10-28 14:26:41,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dbc82a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:26:41, skipping insertion in model container [2020-10-28 14:26:41,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 02:26:41" (1/1) ... [2020-10-28 14:26:41,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 14:26:41,380 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 14:26:41,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 14:26:41,615 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 14:26:41,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 14:26:41,691 INFO L208 MainTranslator]: Completed translation [2020-10-28 14:26:41,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:26:41 WrapperNode [2020-10-28 14:26:41,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 14:26:41,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 14:26:41,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 14:26:41,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 14:26:41,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:26:41" (1/1) ... [2020-10-28 14:26:41,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:26:41" (1/1) ... [2020-10-28 14:26:41,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:26:41" (1/1) ... [2020-10-28 14:26:41,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:26:41" (1/1) ... [2020-10-28 14:26:41,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:26:41" (1/1) ... [2020-10-28 14:26:41,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:26:41" (1/1) ... [2020-10-28 14:26:41,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:26:41" (1/1) ... [2020-10-28 14:26:41,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 14:26:41,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 14:26:41,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 14:26:41,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 14:26:41,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:26:41" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 14:26:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 14:26:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 14:26:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 14:26:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2020-10-28 14:26:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2020-10-28 14:26:41,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10 [2020-10-28 14:26:41,838 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 14:26:41,838 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 14:26:41,838 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 14:26:41,838 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 14:26:41,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 14:26:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2020-10-28 14:26:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2020-10-28 14:26:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-10-28 14:26:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 14:26:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 14:26:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2020-10-28 14:26:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 14:26:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-10-28 14:26:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10 [2020-10-28 14:26:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 14:26:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 14:26:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 14:26:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 14:26:42,642 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 14:26:42,643 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-10-28 14:26:42,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 02:26:42 BoogieIcfgContainer [2020-10-28 14:26:42,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 14:26:42,647 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 14:26:42,647 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 14:26:42,651 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 14:26:42,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 02:26:41" (1/3) ... [2020-10-28 14:26:42,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a40f086 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 02:26:42, skipping insertion in model container [2020-10-28 14:26:42,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:26:41" (2/3) ... [2020-10-28 14:26:42,653 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a40f086 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 02:26:42, skipping insertion in model container [2020-10-28 14:26:42,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 02:26:42" (3/3) ... [2020-10-28 14:26:42,655 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0960b.c [2020-10-28 14:26:42,670 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 14:26:42,677 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 14:26:42,693 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 14:26:42,724 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 14:26:42,724 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 14:26:42,724 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 14:26:42,724 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 14:26:42,725 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 14:26:42,725 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 14:26:42,725 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 14:26:42,725 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 14:26:42,744 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states. [2020-10-28 14:26:42,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-28 14:26:42,751 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 14:26:42,752 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 14:26:42,753 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 14:26:42,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 14:26:42,759 INFO L82 PathProgramCache]: Analyzing trace with hash 535488369, now seen corresponding path program 1 times [2020-10-28 14:26:42,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 14:26:42,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [711707898] [2020-10-28 14:26:42,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 14:26:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 14:26:42,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 14:26:43,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 14:26:43,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 14:26:43,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-28 14:26:43,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 14:26:43,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 366 [2020-10-28 14:26:43,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 14:26:43,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 14:26:43,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 14:26:43,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 14:26:43,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 14:26:43,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-28 14:26:43,517 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-10-28 14:26:43,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 14:26:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 14:26:43,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 14:26:43,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 14:26:43,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 14:26:43,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 14:26:43,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 14:26:43,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 14:26:43,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 14:26:43,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 14:26:43,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 14:26:43,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 14:26:43,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 14:26:43,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 14:26:43,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 14:26:43,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 14:26:43,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 14:26:43,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 14:26:43,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 14:26:43,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 14:26:43,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 14:26:43,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 14:26:43,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 14:26:43,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 14:26:43,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 14:26:43,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 14:26:43,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 14:26:43,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 14:26:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 14:26:43,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 14:26:43,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 14:26:43,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 14:26:43,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 14:26:43,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 14:26:43,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 14:26:43,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 14:26:43,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 14:26:43,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 14:26:43,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 14:26:43,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 14:26:43,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 14:26:43,644 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [711707898] [2020-10-28 14:26:43,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 14:26:43,650 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 14:26:43,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342172279] [2020-10-28 14:26:43,659 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 14:26:43,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 14:26:43,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 14:26:43,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 14:26:43,680 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 4 states. [2020-10-28 14:26:43,847 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-10-28 14:26:44,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 14:26:44,091 INFO L93 Difference]: Finished difference Result 119 states and 180 transitions. [2020-10-28 14:26:44,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 14:26:44,093 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2020-10-28 14:26:44,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 14:26:44,103 INFO L225 Difference]: With dead ends: 119 [2020-10-28 14:26:44,104 INFO L226 Difference]: Without dead ends: 58 [2020-10-28 14:26:44,108 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 14:26:44,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2020-10-28 14:26:44,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2020-10-28 14:26:44,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-10-28 14:26:44,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 72 transitions. [2020-10-28 14:26:44,160 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 72 transitions. Word has length 25 [2020-10-28 14:26:44,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 14:26:44,160 INFO L481 AbstractCegarLoop]: Abstraction has 58 states and 72 transitions. [2020-10-28 14:26:44,161 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 14:26:44,161 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 72 transitions. [2020-10-28 14:26:44,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-28 14:26:44,162 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 14:26:44,163 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 14:26:44,163 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 14:26:44,163 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 14:26:44,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 14:26:44,164 INFO L82 PathProgramCache]: Analyzing trace with hash 1887652242, now seen corresponding path program 1 times [2020-10-28 14:26:44,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 14:26:44,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [452634077] [2020-10-28 14:26:44,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 14:26:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-28 14:26:44,227 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-28 14:26:44,227 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-28 14:26:44,232 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 14:26:44,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 02:26:44 BoogieIcfgContainer [2020-10-28 14:26:44,252 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 14:26:44,254 INFO L168 Benchmark]: Toolchain (without parser) took 2949.07 ms. Allocated memory is still 151.0 MB. Free memory was 126.4 MB in the beginning and 81.1 MB in the end (delta: 45.3 MB). Peak memory consumption was 46.4 MB. Max. memory is 8.0 GB. [2020-10-28 14:26:44,255 INFO L168 Benchmark]: CDTParser took 0.83 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 123.5 MB in the end (delta: 141.6 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 14:26:44,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.61 ms. Allocated memory is still 151.0 MB. Free memory was 125.8 MB in the beginning and 112.6 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2020-10-28 14:26:44,257 INFO L168 Benchmark]: Boogie Preprocessor took 66.57 ms. Allocated memory is still 151.0 MB. Free memory was 112.6 MB in the beginning and 110.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-10-28 14:26:44,257 INFO L168 Benchmark]: RCFGBuilder took 884.75 ms. Allocated memory is still 151.0 MB. Free memory was 110.1 MB in the beginning and 112.1 MB in the end (delta: -2.0 MB). Peak memory consumption was 13.7 MB. Max. memory is 8.0 GB. [2020-10-28 14:26:44,258 INFO L168 Benchmark]: TraceAbstraction took 1605.23 ms. Allocated memory is still 151.0 MB. Free memory was 112.1 MB in the beginning and 81.1 MB in the end (delta: 31.1 MB). Peak memory consumption was 30.6 MB. Max. memory is 8.0 GB. [2020-10-28 14:26:44,262 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 123.5 MB in the end (delta: 141.6 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 381.61 ms. Allocated memory is still 151.0 MB. Free memory was 125.8 MB in the beginning and 112.6 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 66.57 ms. Allocated memory is still 151.0 MB. Free memory was 112.6 MB in the beginning and 110.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 884.75 ms. Allocated memory is still 151.0 MB. Free memory was 110.1 MB in the beginning and 112.1 MB in the end (delta: -2.0 MB). Peak memory consumption was 13.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1605.23 ms. Allocated memory is still 151.0 MB. Free memory was 112.1 MB in the beginning and 81.1 MB in the end (delta: 31.1 MB). Peak memory consumption was 30.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 29, overapproximation of someUnaryDOUBLEoperation at line 183, overapproximation of someBinaryArithmeticDOUBLEoperation at line 150, overapproximation of bitwiseAnd at line 28. Possible FailurePath: [L34-L43] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L45] static const double zero = 0.0; [L128-L131] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L133] static const double zero_log10 = 0.0; [L183] double x = -0.0; [L184] CALL, EXPR __ieee754_log10(x) [L136] double y, z; [L137] __int32_t i, k, hx; [L138] __uint32_t lx; [L141] ieee_double_shape_type ew_u; [L142] ew_u.value = (x) [L143] EXPR ew_u.parts.msw [L143] (hx) = ew_u.parts.msw [L144] EXPR ew_u.parts.lsw [L144] (lx) = ew_u.parts.lsw [L147] k = 0 [L148] COND TRUE hx < 0x00100000 [L149] COND TRUE ((hx & 0x7fffffff) | lx) == 0 [L150] return -two54_log10 / zero_log10; [L184] RET, EXPR __ieee754_log10(x) [L184] double res = __ieee754_log10(x); [L187] CALL, EXPR isinf_double(res) [L21] __int32_t hx, lx; [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (hx) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (lx) = ew_u.parts.lsw [L28] hx &= 0x7fffffff [L29] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L30] hx = 0x7ff00000 - hx [L31] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L187] RET, EXPR isinf_double(res) [L187] COND TRUE !isinf_double(res) [L188] CALL reach_error() [L3] __assert_fail("0", "double_req_bl_0960b.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 72 SDtfs, 10 SDslu, 61 SDs, 0 SdLazy, 73 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 3024 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...