/usr/bin/java -ea -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.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/float-benchs/sqrt_poly2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 04:38:04,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 04:38:04,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 04:38:04,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 04:38:04,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 04:38:04,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 04:38:04,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 04:38:04,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 04:38:04,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 04:38:04,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 04:38:04,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 04:38:04,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 04:38:04,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 04:38:04,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 04:38:04,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 04:38:04,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 04:38:04,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 04:38:04,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 04:38:04,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 04:38:04,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 04:38:04,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 04:38:04,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 04:38:04,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 04:38:04,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 04:38:04,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-18 04:38:04,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-18 04:38:04,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-18 04:38:04,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-18 04:38:04,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-18 04:38:04,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-18 04:38:04,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-18 04:38:04,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-18 04:38:04,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-18 04:38:04,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-18 04:38:04,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-18 04:38:04,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-18 04:38:04,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-18 04:38:04,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-18 04:38:04,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 04:38:04,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 04:38:04,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 04:38:04,121 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-18 04:38:04,135 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 04:38:04,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 04:38:04,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 04:38:04,137 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 04:38:04,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 04:38:04,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 04:38:04,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 04:38:04,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 04:38:04,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 04:38:04,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 04:38:04,139 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 04:38:04,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 04:38:04,139 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 04:38:04,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 04:38:04,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 04:38:04,140 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 04:38:04,141 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 04:38:04,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 04:38:04,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 04:38:04,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 04:38:04,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 04:38:04,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 04:38:04,142 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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: Use separate solver for trace checks -> true [2020-07-18 04:38:04,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 04:38:04,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 04:38:04,467 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 04:38:04,469 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 04:38:04,469 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 04:38:04,470 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/sqrt_poly2.c [2020-07-18 04:38:04,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fc3cb94c/5e404f8057fb4ba49e262852c32a4eeb/FLAG3b33165ea [2020-07-18 04:38:04,964 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 04:38:04,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/sqrt_poly2.c [2020-07-18 04:38:04,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fc3cb94c/5e404f8057fb4ba49e262852c32a4eeb/FLAG3b33165ea [2020-07-18 04:38:05,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fc3cb94c/5e404f8057fb4ba49e262852c32a4eeb [2020-07-18 04:38:05,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 04:38:05,381 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 04:38:05,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 04:38:05,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 04:38:05,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 04:38:05,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 04:38:05" (1/1) ... [2020-07-18 04:38:05,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@924175b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 04:38:05, skipping insertion in model container [2020-07-18 04:38:05,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 04:38:05" (1/1) ... [2020-07-18 04:38:05,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 04:38:05,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 04:38:05,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 04:38:05,649 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 04:38:05,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 04:38:05,785 INFO L208 MainTranslator]: Completed translation [2020-07-18 04:38:05,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 04:38:05 WrapperNode [2020-07-18 04:38:05,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 04:38:05,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 04:38:05,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 04:38:05,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 04:38:05,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 04:38:05" (1/1) ... [2020-07-18 04:38:05,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 04:38:05" (1/1) ... [2020-07-18 04:38:05,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 04:38:05" (1/1) ... [2020-07-18 04:38:05,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 04:38:05" (1/1) ... [2020-07-18 04:38:05,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 04:38:05" (1/1) ... [2020-07-18 04:38:05,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 04:38:05" (1/1) ... [2020-07-18 04:38:05,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 04:38:05" (1/1) ... [2020-07-18 04:38:05,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 04:38:05,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 04:38:05,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 04:38:05,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 04:38:05,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 04:38:05" (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 [2020-07-18 04:38:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 04:38:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 04:38:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-18 04:38:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-18 04:38:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure sqrt_custom [2020-07-18 04:38:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 04:38:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 04:38:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2020-07-18 04:38:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-18 04:38:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-18 04:38:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-18 04:38:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure sqrt_custom [2020-07-18 04:38:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-18 04:38:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-07-18 04:38:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-18 04:38:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-18 04:38:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-07-18 04:38:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-18 04:38:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 04:38:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 04:38:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 04:38:06,395 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 04:38:06,395 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-18 04:38:06,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 04:38:06 BoogieIcfgContainer [2020-07-18 04:38:06,400 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 04:38:06,401 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 04:38:06,401 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 04:38:06,405 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 04:38:06,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 04:38:05" (1/3) ... [2020-07-18 04:38:06,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@133b80cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 04:38:06, skipping insertion in model container [2020-07-18 04:38:06,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 04:38:05" (2/3) ... [2020-07-18 04:38:06,407 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@133b80cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 04:38:06, skipping insertion in model container [2020-07-18 04:38:06,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 04:38:06" (3/3) ... [2020-07-18 04:38:06,409 INFO L109 eAbstractionObserver]: Analyzing ICFG sqrt_poly2.c [2020-07-18 04:38:06,421 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 04:38:06,429 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 04:38:06,444 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 04:38:06,468 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 04:38:06,469 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 04:38:06,469 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-18 04:38:06,469 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 04:38:06,469 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 04:38:06,469 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 04:38:06,469 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 04:38:06,470 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 04:38:06,487 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2020-07-18 04:38:06,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-18 04:38:06,505 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 04:38:06,506 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 04:38:06,506 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 04:38:06,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 04:38:06,511 INFO L82 PathProgramCache]: Analyzing trace with hash 284093711, now seen corresponding path program 1 times [2020-07-18 04:38:06,518 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 04:38:06,518 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1578285025] [2020-07-18 04:38:06,519 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 04:38:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 04:38:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 04:38:06,909 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-18 04:38:06,910 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-18 04:38:06,911 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 04:38:06,993 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-18 04:38:06,993 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 04:38:06,993 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 04:38:06,993 WARN L170 areAnnotationChecker]: assume_abort_if_notENTRY has no Hoare annotation [2020-07-18 04:38:06,994 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-18 04:38:06,994 WARN L170 areAnnotationChecker]: __VERIFIER_assertENTRY has no Hoare annotation [2020-07-18 04:38:06,994 WARN L170 areAnnotationChecker]: sqrt_customENTRY has no Hoare annotation [2020-07-18 04:38:06,994 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 04:38:06,995 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 04:38:06,995 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 04:38:06,995 WARN L170 areAnnotationChecker]: L10 has no Hoare annotation [2020-07-18 04:38:06,995 WARN L170 areAnnotationChecker]: L10 has no Hoare annotation [2020-07-18 04:38:06,996 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-18 04:38:06,996 WARN L170 areAnnotationChecker]: L12 has no Hoare annotation [2020-07-18 04:38:06,996 WARN L170 areAnnotationChecker]: L12 has no Hoare annotation [2020-07-18 04:38:06,996 WARN L170 areAnnotationChecker]: L29 has no Hoare annotation [2020-07-18 04:38:06,996 WARN L170 areAnnotationChecker]: L-1-1 has no Hoare annotation [2020-07-18 04:38:06,997 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-18 04:38:06,997 WARN L170 areAnnotationChecker]: L10-1 has no Hoare annotation [2020-07-18 04:38:06,997 WARN L170 areAnnotationChecker]: L10-3 has no Hoare annotation [2020-07-18 04:38:06,998 WARN L170 areAnnotationChecker]: L58 has no Hoare annotation [2020-07-18 04:38:06,998 WARN L170 areAnnotationChecker]: L12-1 has no Hoare annotation [2020-07-18 04:38:06,998 WARN L170 areAnnotationChecker]: L12-1 has no Hoare annotation [2020-07-18 04:38:06,999 WARN L170 areAnnotationChecker]: L12-3 has no Hoare annotation [2020-07-18 04:38:06,999 WARN L170 areAnnotationChecker]: L29-1 has no Hoare annotation [2020-07-18 04:38:06,999 WARN L170 areAnnotationChecker]: L15 has no Hoare annotation [2020-07-18 04:38:07,000 WARN L170 areAnnotationChecker]: assume_abort_if_notEXIT has no Hoare annotation [2020-07-18 04:38:07,000 WARN L170 areAnnotationChecker]: L58-1 has no Hoare annotation [2020-07-18 04:38:07,000 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2020-07-18 04:38:07,001 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-18 04:38:07,001 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2020-07-18 04:38:07,001 WARN L170 areAnnotationChecker]: L59-1 has no Hoare annotation [2020-07-18 04:38:07,001 WARN L170 areAnnotationChecker]: L59-1 has no Hoare annotation [2020-07-18 04:38:07,002 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-18 04:38:07,002 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-18 04:38:07,002 WARN L170 areAnnotationChecker]: L63-1 has no Hoare annotation [2020-07-18 04:38:07,002 WARN L170 areAnnotationChecker]: L33 has no Hoare annotation [2020-07-18 04:38:07,002 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2020-07-18 04:38:07,003 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-18 04:38:07,003 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-18 04:38:07,003 WARN L170 areAnnotationChecker]: L33-1 has no Hoare annotation [2020-07-18 04:38:07,003 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2020-07-18 04:38:07,003 WARN L170 areAnnotationChecker]: L61-1 has no Hoare annotation [2020-07-18 04:38:07,003 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-18 04:38:07,004 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2020-07-18 04:38:07,004 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2020-07-18 04:38:07,004 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-18 04:38:07,004 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-18 04:38:07,004 WARN L170 areAnnotationChecker]: L35-1 has no Hoare annotation [2020-07-18 04:38:07,004 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-18 04:38:07,005 WARN L170 areAnnotationChecker]: L35-2 has no Hoare annotation [2020-07-18 04:38:07,005 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-18 04:38:07,005 WARN L170 areAnnotationChecker]: L35-3 has no Hoare annotation [2020-07-18 04:38:07,005 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-18 04:38:07,006 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2020-07-18 04:38:07,006 WARN L170 areAnnotationChecker]: L36-1 has no Hoare annotation [2020-07-18 04:38:07,006 WARN L170 areAnnotationChecker]: L36-2 has no Hoare annotation [2020-07-18 04:38:07,006 WARN L170 areAnnotationChecker]: L37 has no Hoare annotation [2020-07-18 04:38:07,006 WARN L170 areAnnotationChecker]: L37-1 has no Hoare annotation [2020-07-18 04:38:07,007 WARN L170 areAnnotationChecker]: L37-2 has no Hoare annotation [2020-07-18 04:38:07,007 WARN L170 areAnnotationChecker]: L37-3 has no Hoare annotation [2020-07-18 04:38:07,007 WARN L170 areAnnotationChecker]: L37-4 has no Hoare annotation [2020-07-18 04:38:07,007 WARN L170 areAnnotationChecker]: L37-5 has no Hoare annotation [2020-07-18 04:38:07,007 WARN L170 areAnnotationChecker]: L39 has no Hoare annotation [2020-07-18 04:38:07,007 WARN L170 areAnnotationChecker]: L41 has no Hoare annotation [2020-07-18 04:38:07,007 WARN L170 areAnnotationChecker]: L41 has no Hoare annotation [2020-07-18 04:38:07,008 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation [2020-07-18 04:38:07,008 WARN L170 areAnnotationChecker]: L45 has no Hoare annotation [2020-07-18 04:38:07,008 WARN L170 areAnnotationChecker]: L42-1 has no Hoare annotation [2020-07-18 04:38:07,008 WARN L170 areAnnotationChecker]: L41-2 has no Hoare annotation [2020-07-18 04:38:07,009 WARN L170 areAnnotationChecker]: L42-2 has no Hoare annotation [2020-07-18 04:38:07,009 WARN L170 areAnnotationChecker]: L48 has no Hoare annotation [2020-07-18 04:38:07,010 WARN L170 areAnnotationChecker]: L49 has no Hoare annotation [2020-07-18 04:38:07,010 WARN L170 areAnnotationChecker]: L49-1 has no Hoare annotation [2020-07-18 04:38:07,010 WARN L170 areAnnotationChecker]: L49-2 has no Hoare annotation [2020-07-18 04:38:07,010 WARN L170 areAnnotationChecker]: L49-3 has no Hoare annotation [2020-07-18 04:38:07,011 WARN L170 areAnnotationChecker]: L49-4 has no Hoare annotation [2020-07-18 04:38:07,011 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-18 04:38:07,011 WARN L170 areAnnotationChecker]: L29-2 has no Hoare annotation [2020-07-18 04:38:07,011 WARN L170 areAnnotationChecker]: L29-3 has no Hoare annotation [2020-07-18 04:38:07,011 WARN L170 areAnnotationChecker]: sqrt_customFINAL has no Hoare annotation [2020-07-18 04:38:07,011 WARN L170 areAnnotationChecker]: sqrt_customEXIT has no Hoare annotation [2020-07-18 04:38:07,011 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-18 04:38:07,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.07 04:38:07 BoogieIcfgContainer [2020-07-18 04:38:07,024 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-18 04:38:07,028 INFO L168 Benchmark]: Toolchain (without parser) took 1646.65 ms. Allocated memory was 143.7 MB in the beginning and 200.3 MB in the end (delta: 56.6 MB). Free memory was 101.4 MB in the beginning and 115.9 MB in the end (delta: -14.5 MB). Peak memory consumption was 42.1 MB. Max. memory is 7.1 GB. [2020-07-18 04:38:07,029 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 143.7 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-18 04:38:07,031 INFO L168 Benchmark]: CACSL2BoogieTranslator took 404.50 ms. Allocated memory was 143.7 MB in the beginning and 200.3 MB in the end (delta: 56.6 MB). Free memory was 101.0 MB in the beginning and 178.6 MB in the end (delta: -77.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2020-07-18 04:38:07,033 INFO L168 Benchmark]: Boogie Preprocessor took 53.37 ms. Allocated memory is still 200.3 MB. Free memory was 178.6 MB in the beginning and 176.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2020-07-18 04:38:07,035 INFO L168 Benchmark]: RCFGBuilder took 560.01 ms. Allocated memory is still 200.3 MB. Free memory was 176.1 MB in the beginning and 144.9 MB in the end (delta: 31.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. [2020-07-18 04:38:07,043 INFO L168 Benchmark]: TraceAbstraction took 622.65 ms. Allocated memory is still 200.3 MB. Free memory was 144.2 MB in the beginning and 115.9 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2020-07-18 04:38:07,052 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 143.7 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 404.50 ms. Allocated memory was 143.7 MB in the beginning and 200.3 MB in the end (delta: 56.6 MB). Free memory was 101.0 MB in the beginning and 178.6 MB in the end (delta: -77.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.37 ms. Allocated memory is still 200.3 MB. Free memory was 178.6 MB in the beginning and 176.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 560.01 ms. Allocated memory is still 200.3 MB. Free memory was 176.1 MB in the beginning and 144.9 MB in the end (delta: 31.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 622.65 ms. Allocated memory is still 200.3 MB. Free memory was 144.2 MB in the beginning and 115.9 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 36, overapproximation of someUnaryDOUBLEoperation at line 20, overapproximation of bitwiseAnd at line 35, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49, overapproximation of someBinaryDOUBLEComparisonOperation at line 63. Possible FailurePath: [L15] double C0 = 1.414213538; VAL [\old(C0)=4294967299, \old(C1)=4294967314, \old(C2)=4294967303, \old(C3)=4294967317, \old(C4)=4294967301, \old(C5)=4294967311, C0=707106769/500000000, C1=4294967314, C2=4294967303, C3=4294967317, C4=4294967301, C5=4294967311] [L16] double C1 = 0.229761391; VAL [\old(C0)=4294967299, \old(C1)=4294967314, \old(C2)=4294967303, \old(C3)=4294967317, \old(C4)=4294967301, \old(C5)=4294967311, C0=707106769/500000000, C1=229761391/1000000000, C2=4294967303, C3=4294967317, C4=4294967301, C5=4294967311] [L17] double C2 = 1.296735525; VAL [\old(C0)=4294967299, \old(C1)=4294967314, \old(C2)=4294967303, \old(C3)=4294967317, \old(C4)=4294967301, \old(C5)=4294967311, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C3=4294967317, C4=4294967301, C5=4294967311] [L18] double C3 = -0.901098370; VAL [\old(C0)=4294967299, \old(C1)=4294967314, \old(C2)=4294967303, \old(C3)=4294967317, \old(C4)=4294967301, \old(C5)=4294967311, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=4294967301, C5=4294967311] [L19] double C4 = 0.493553400; VAL [\old(C0)=4294967299, \old(C1)=4294967314, \old(C2)=4294967303, \old(C3)=4294967317, \old(C4)=4294967301, \old(C5)=4294967311, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, C5=4294967311] [L20] double C5 = -0.118958666; VAL [\old(C0)=4294967299, \old(C1)=4294967314, \old(C2)=4294967303, \old(C3)=4294967317, \old(C4)=4294967301, \old(C5)=4294967311, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000] [L56] double x,y; VAL [C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000] [L58] x = __VERIFIER_nondet_double() VAL [__VERIFIER_nondet_double()=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, x=4294967302] [L59] CALL assume_abort_if_not(x >= 1. && x <= 1e10) VAL [\old(cond)=1, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000] [L10] COND FALSE !(!cond) VAL [\old(cond)=1, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, cond=1] [L59] RET assume_abort_if_not(x >= 1. && x <= 1e10) VAL [C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, x=4294967302] [L61] CALL, EXPR sqrt_custom(x) VAL [\old(a)=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000] [L29] union u x; VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, x={2:0}] [L30] double r; VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, x={2:0}] [L31] int exp; VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, x={2:0}] [L33] x.d = a VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, x={2:0}] [L35] EXPR x.i[0] VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, x={2:0}, x.i[0]=4294967298] [L35] exp = (x.i[0] & 0x7FF00000) >> 20 VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, exp=-3, x={2:0}, x.i[0]=4294967298] [L36] EXPR x.i[0] VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, exp=-3, x={2:0}, x.i[0]=4294967315] [L36] x.i[0] = (x.i[0] & 0x800FFFFF) | 0x3FF00000 VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, exp=-3, x={2:0}, x.i[0]=4294967315] [L37] EXPR x.d VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, exp=-3, x={2:0}, x.d=4294967307] [L37] r = x.d * 0.5 VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, exp=-3, x={2:0}, x.d=4294967307] [L39] r = C1+C2+(C3+(C4+C5*r)*r)*r VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, exp=-3, x={2:0}] [L41] COND FALSE !(exp % 2 == 0) VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, exp=-3, x={2:0}] [L45] r = r * C0 VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, exp=-3, x={2:0}] [L48] x.i[0] = (exp/2 + 511) << 20 VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, exp=-3, x={2:0}] [L49] EXPR x.d VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, exp=-3, x={2:0}, x.d=4294967296] [L49] r = r * x.d VAL [\old(a)=4294967302, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, exp=-3, x={2:0}, x.d=4294967296] [L51] return r; VAL [\old(a)=4294967302, \result=4294967304, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, exp=-3, r=4294967304, x={2:0}] [L51] return r; VAL [\old(a)=4294967302, \result=4294967304, a=4294967302, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, exp=-3, r=4294967304] [L61] RET, EXPR sqrt_custom(x) VAL [C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, sqrt_custom(x)=4294967304, x=4294967302] [L61] y = sqrt_custom(x) VAL [C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, sqrt_custom(x)=4294967304, x=4294967302, y=4294967304] [L63] CALL __VERIFIER_assert(y >= 0. && y <= 1e6) VAL [\old(cond)=0, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000] [L12] COND TRUE !(cond) VAL [\old(cond)=0, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, cond=0] [L12] __VERIFIER_error() VAL [\old(cond)=0, C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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...