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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1252b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 01:21:34,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 01:21:34,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 01:21:34,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 01:21:34,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 01:21:34,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 01:21:34,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 01:21:34,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 01:21:34,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 01:21:34,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 01:21:34,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 01:21:34,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 01:21:34,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 01:21:34,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 01:21:34,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 01:21:34,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 01:21:34,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 01:21:34,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 01:21:34,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 01:21:34,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 01:21:34,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 01:21:34,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 01:21:34,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 01:21:34,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 01:21:34,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 01:21:34,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 01:21:34,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 01:21:34,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 01:21:34,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 01:21:34,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 01:21:34,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 01:21:34,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 01:21:34,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 01:21:34,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 01:21:34,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 01:21:34,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 01:21:34,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 01:21:34,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 01:21:34,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 01:21:34,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 01:21:34,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 01:21:34,173 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 01:21:34,187 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 01:21:34,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 01:21:34,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 01:21:34,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 01:21:34,189 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 01:21:34,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 01:21:34,190 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 01:21:34,190 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 01:21:34,190 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 01:21:34,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 01:21:34,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 01:21:34,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 01:21:34,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 01:21:34,191 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 01:21:34,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 01:21:34,191 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 01:21:34,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 01:21:34,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 01:21:34,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 01:21:34,192 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 01:21:34,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 01:21:34,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:21:34,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 01:21:34,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 01:21:34,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 01:21:34,193 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 01:21:34,194 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 01:21:34,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 01:21:34,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 01:21:34,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 01:21:34,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 01:21:34,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 01:21:34,255 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 01:21:34,255 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 01:21:34,256 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1252b.c [2019-09-08 01:21:34,324 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e78cebe81/21ca0e114e4e46cf99112a8c4f892e77/FLAGf8904e9de [2019-09-08 01:21:34,761 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 01:21:34,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1252b.c [2019-09-08 01:21:34,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e78cebe81/21ca0e114e4e46cf99112a8c4f892e77/FLAGf8904e9de [2019-09-08 01:21:35,185 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e78cebe81/21ca0e114e4e46cf99112a8c4f892e77 [2019-09-08 01:21:35,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 01:21:35,201 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 01:21:35,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 01:21:35,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 01:21:35,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 01:21:35,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:21:35" (1/1) ... [2019-09-08 01:21:35,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@469b626b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:35, skipping insertion in model container [2019-09-08 01:21:35,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:21:35" (1/1) ... [2019-09-08 01:21:35,217 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 01:21:35,236 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 01:21:35,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:21:35,438 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 01:21:35,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:21:35,620 INFO L192 MainTranslator]: Completed translation [2019-09-08 01:21:35,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:35 WrapperNode [2019-09-08 01:21:35,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 01:21:35,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 01:21:35,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 01:21:35,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 01:21:35,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:35" (1/1) ... [2019-09-08 01:21:35,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:35" (1/1) ... [2019-09-08 01:21:35,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:35" (1/1) ... [2019-09-08 01:21:35,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:35" (1/1) ... [2019-09-08 01:21:35,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:35" (1/1) ... [2019-09-08 01:21:35,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:35" (1/1) ... [2019-09-08 01:21:35,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:35" (1/1) ... [2019-09-08 01:21:35,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 01:21:35,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 01:21:35,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 01:21:35,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 01:21:35,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:35" (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: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 [2019-09-08 01:21:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 01:21:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 01:21:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2019-09-08 01:21:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure fmax_double [2019-09-08 01:21:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2019-09-08 01:21:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 01:21:35,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 01:21:35,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-08 01:21:35,738 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2019-09-08 01:21:35,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 01:21:35,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-08 01:21:35,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 01:21:35,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 01:21:35,739 INFO L130 BoogieDeclarations]: Found specification of procedure fmax_double [2019-09-08 01:21:35,739 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2019-09-08 01:21:35,739 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 01:21:35,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 01:21:35,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 01:21:35,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 01:21:35,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-08 01:21:36,093 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 01:21:36,094 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-08 01:21:36,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:21:36 BoogieIcfgContainer [2019-09-08 01:21:36,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 01:21:36,096 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 01:21:36,096 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 01:21:36,100 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 01:21:36,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:21:35" (1/3) ... [2019-09-08 01:21:36,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e3fe7b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:21:36, skipping insertion in model container [2019-09-08 01:21:36,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:35" (2/3) ... [2019-09-08 01:21:36,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e3fe7b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:21:36, skipping insertion in model container [2019-09-08 01:21:36,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:21:36" (3/3) ... [2019-09-08 01:21:36,103 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1252b.c [2019-09-08 01:21:36,112 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 01:21:36,120 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 01:21:36,134 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 01:21:36,159 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 01:21:36,160 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 01:21:36,160 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 01:21:36,160 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 01:21:36,160 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 01:21:36,160 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 01:21:36,161 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 01:21:36,161 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 01:21:36,161 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 01:21:36,179 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states. [2019-09-08 01:21:36,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-09-08 01:21:36,185 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:21:36,186 INFO L399 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] [2019-09-08 01:21:36,188 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:21:36,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:21:36,193 INFO L82 PathProgramCache]: Analyzing trace with hash -592398611, now seen corresponding path program 1 times [2019-09-08 01:21:36,194 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:21:36,195 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:21:36,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:21:36,247 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:21:36,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:21:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 01:21:36,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 01:21:36,345 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 01:21:36,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 01:21:36,349 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 01:21:36,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 01:21:36,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 01:21:36,364 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 2 states. [2019-09-08 01:21:36,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 01:21:36,391 INFO L93 Difference]: Finished difference Result 79 states and 107 transitions. [2019-09-08 01:21:36,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 01:21:36,393 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2019-09-08 01:21:36,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 01:21:36,404 INFO L225 Difference]: With dead ends: 79 [2019-09-08 01:21:36,404 INFO L226 Difference]: Without dead ends: 40 [2019-09-08 01:21:36,408 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 01:21:36,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2019-09-08 01:21:36,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2019-09-08 01:21:36,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2019-09-08 01:21:36,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 48 transitions. [2019-09-08 01:21:36,457 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 48 transitions. Word has length 22 [2019-09-08 01:21:36,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 01:21:36,458 INFO L475 AbstractCegarLoop]: Abstraction has 40 states and 48 transitions. [2019-09-08 01:21:36,458 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 01:21:36,458 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2019-09-08 01:21:36,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-09-08 01:21:36,461 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:21:36,461 INFO L399 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] [2019-09-08 01:21:36,461 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:21:36,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:21:36,462 INFO L82 PathProgramCache]: Analyzing trace with hash -1646954013, now seen corresponding path program 1 times [2019-09-08 01:21:36,462 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:21:36,462 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:21:36,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:21:36,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:21:36,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:21:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 01:21:36,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 01:21:36,568 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 01:21:36,568 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-08 01:21:36,570 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-08 01:21:36,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-08 01:21:36,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 01:21:36,571 INFO L87 Difference]: Start difference. First operand 40 states and 48 transitions. Second operand 4 states. [2019-09-08 01:21:36,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 01:21:36,624 INFO L93 Difference]: Finished difference Result 59 states and 69 transitions. [2019-09-08 01:21:36,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-08 01:21:36,625 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2019-09-08 01:21:36,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 01:21:36,629 INFO L225 Difference]: With dead ends: 59 [2019-09-08 01:21:36,629 INFO L226 Difference]: Without dead ends: 44 [2019-09-08 01:21:36,630 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 01:21:36,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2019-09-08 01:21:36,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2019-09-08 01:21:36,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-09-08 01:21:36,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 53 transitions. [2019-09-08 01:21:36,641 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 53 transitions. Word has length 23 [2019-09-08 01:21:36,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 01:21:36,642 INFO L475 AbstractCegarLoop]: Abstraction has 44 states and 53 transitions. [2019-09-08 01:21:36,642 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-08 01:21:36,642 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2019-09-08 01:21:36,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-09-08 01:21:36,644 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:21:36,644 INFO L399 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] [2019-09-08 01:21:36,644 INFO L418 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:21:36,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:21:36,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1003466516, now seen corresponding path program 1 times [2019-09-08 01:21:36,645 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:21:36,645 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:21:36,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:21:36,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:21:36,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:21:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 01:21:36,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 01:21:36,732 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 01:21:36,732 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-08 01:21:36,733 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-08 01:21:36,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-08 01:21:36,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 01:21:36,734 INFO L87 Difference]: Start difference. First operand 44 states and 53 transitions. Second operand 4 states. [2019-09-08 01:21:36,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 01:21:36,774 INFO L93 Difference]: Finished difference Result 63 states and 74 transitions. [2019-09-08 01:21:36,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-08 01:21:36,777 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2019-09-08 01:21:36,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 01:21:36,779 INFO L225 Difference]: With dead ends: 63 [2019-09-08 01:21:36,780 INFO L226 Difference]: Without dead ends: 48 [2019-09-08 01:21:36,781 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 01:21:36,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2019-09-08 01:21:36,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 44. [2019-09-08 01:21:36,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-09-08 01:21:36,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 53 transitions. [2019-09-08 01:21:36,796 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 53 transitions. Word has length 26 [2019-09-08 01:21:36,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 01:21:36,796 INFO L475 AbstractCegarLoop]: Abstraction has 44 states and 53 transitions. [2019-09-08 01:21:36,796 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-08 01:21:36,796 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2019-09-08 01:21:36,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-09-08 01:21:36,799 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:21:36,799 INFO L399 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] [2019-09-08 01:21:36,799 INFO L418 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:21:36,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:21:36,800 INFO L82 PathProgramCache]: Analyzing trace with hash -793484843, now seen corresponding path program 1 times [2019-09-08 01:21:36,800 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:21:36,800 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:21:36,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:21:36,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:21:36,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:21:36,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:21:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:21:36,923 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 01:21:36,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:21:36 BoogieIcfgContainer [2019-09-08 01:21:36,951 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 01:21:36,954 INFO L168 Benchmark]: Toolchain (without parser) took 1752.00 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 88.9 MB in the beginning and 109.3 MB in the end (delta: -20.4 MB). Peak memory consumption was 47.2 MB. Max. memory is 7.1 GB. [2019-09-08 01:21:36,955 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 133.2 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-08 01:21:36,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 421.39 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 88.7 MB in the beginning and 175.9 MB in the end (delta: -87.2 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2019-09-08 01:21:36,957 INFO L168 Benchmark]: Boogie Preprocessor took 45.83 ms. Allocated memory is still 200.8 MB. Free memory was 175.9 MB in the beginning and 174.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-08 01:21:36,958 INFO L168 Benchmark]: RCFGBuilder took 425.49 ms. Allocated memory is still 200.8 MB. Free memory was 174.1 MB in the beginning and 154.8 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. [2019-09-08 01:21:36,959 INFO L168 Benchmark]: TraceAbstraction took 855.37 ms. Allocated memory is still 200.8 MB. Free memory was 154.2 MB in the beginning and 109.3 MB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 7.1 GB. [2019-09-08 01:21:36,965 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 133.2 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 421.39 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 88.7 MB in the beginning and 175.9 MB in the end (delta: -87.2 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.83 ms. Allocated memory is still 200.8 MB. Free memory was 175.9 MB in the beginning and 174.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 425.49 ms. Allocated memory is still 200.8 MB. Free memory was 174.1 MB in the beginning and 154.8 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 855.37 ms. Allocated memory is still 200.8 MB. Free memory was 154.2 MB in the beginning and 109.3 MB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 85]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someUnaryDOUBLEoperation at line 80. Possible FailurePath: [L79] double x = 0.0; [L80] double y = -0.0; VAL [x=0] [L81] CALL, EXPR fmax_double(x, y) VAL [\old(x)=0, \old(y)=4294967302] [L52] CALL, EXPR __fpclassify_double(x) VAL [\old(x)=0] [L24] __uint32_t msw, lsw; VAL [\old(x)=0, x=0] [L27] ieee_double_shape_type ew_u; [L28] ew_u.value = (x) [L29] EXPR ew_u.parts.msw [L29] (msw) = ew_u.parts.msw [L30] EXPR ew_u.parts.lsw [L30] (lsw) = ew_u.parts.lsw [L33-L34] COND FALSE !((msw == 0x00000000 && lsw == 0x00000000) || (msw == 0x80000000 && lsw == 0x00000000)) VAL [\old(x)=0, lsw=4294967297, msw=4293918721, x=0] [L36-L37] COND FALSE !((msw >= 0x00100000 && msw <= 0x7fefffff) || (msw >= 0x80100000 && msw <= 0xffefffff)) VAL [\old(x)=0, lsw=4294967297, msw=4293918721, x=0] [L39-L40] COND FALSE !(( msw <= 0x000fffff) || (msw >= 0x80000000 && msw <= 0x800fffff)) VAL [\old(x)=0, lsw=4294967297, msw=4293918721, x=0] [L43-L44] COND FALSE !((msw == 0x7ff00000 && lsw == 0x00000000) || (msw == 0xfff00000 && lsw == 0x00000000)) [L47] return 0; VAL [\old(x)=0, \result=0, lsw=4294967297, msw=4293918721, x=0] [L52] RET, EXPR __fpclassify_double(x) VAL [\old(x)=0, \old(y)=4294967302, __fpclassify_double(x)=0, x=0, y=4294967302] [L52] COND TRUE __fpclassify_double(x) == 0 [L53] return y; VAL [\old(x)=0, \old(y)=4294967302, \result=4294967302, x=0, y=4294967302] [L81] RET, EXPR fmax_double(x, y) VAL [fmax_double(x, y)=4294967302, x=0, y=4294967302] [L81] double res = fmax_double(x, y); [L84] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [res=4294967302, res == 0.0 && __signbit_double(res) == 0=0, x=0, y=4294967302] [L84] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L85] __VERIFIER_error() VAL [res=4294967302, x=0, y=4294967302] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 44 locations, 1 error locations. UNSAFE Result, 0.7s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 144 SDtfs, 0 SDslu, 172 SDs, 0 SdLazy, 17 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 68 ConstructedInterpolants, 0 QuantifiedInterpolants, 1926 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...