java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0971_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2c62905 [2018-09-19 16:33:52,338 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 16:33:52,343 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 16:33:52,356 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 16:33:52,357 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 16:33:52,358 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 16:33:52,359 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 16:33:52,361 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 16:33:52,363 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 16:33:52,364 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 16:33:52,365 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 16:33:52,365 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 16:33:52,366 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 16:33:52,367 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 16:33:52,368 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 16:33:52,369 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 16:33:52,370 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 16:33:52,372 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 16:33:52,374 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 16:33:52,375 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 16:33:52,377 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 16:33:52,378 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 16:33:52,380 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 16:33:52,381 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 16:33:52,381 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 16:33:52,382 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 16:33:52,383 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 16:33:52,384 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 16:33:52,385 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 16:33:52,386 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 16:33:52,386 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 16:33:52,387 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-19 16:33:52,387 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-19 16:33:52,387 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-19 16:33:52,390 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-19 16:33:52,391 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-19 16:33:52,392 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-19 16:33:52,415 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 16:33:52,416 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 16:33:52,417 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 16:33:52,417 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-19 16:33:52,418 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-19 16:33:52,418 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-19 16:33:52,418 INFO L133 SettingsManager]: * Use SBE=true [2018-09-19 16:33:52,419 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 16:33:52,419 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-19 16:33:52,419 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-19 16:33:52,419 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 16:33:52,420 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 16:33:52,421 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 16:33:52,421 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 16:33:52,421 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-19 16:33:52,421 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-19 16:33:52,421 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-19 16:33:52,421 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 16:33:52,422 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 16:33:52,422 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 16:33:52,422 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 16:33:52,422 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 16:33:52,424 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 16:33:52,424 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 16:33:52,424 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 16:33:52,424 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 16:33:52,425 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 16:33:52,425 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-19 16:33:52,425 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 16:33:52,425 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-19 16:33:52,425 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-19 16:33:52,426 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 16:33:52,482 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 16:33:52,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 16:33:52,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 16:33:52,502 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 16:33:52,503 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 16:33:52,504 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0971_true-unreach-call.c [2018-09-19 16:33:52,865 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01eda3c6a/839d1400de444400b43196d48d0074b8/FLAG7c84347c2 [2018-09-19 16:33:53,092 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 16:33:53,093 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0971_true-unreach-call.c [2018-09-19 16:33:53,108 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01eda3c6a/839d1400de444400b43196d48d0074b8/FLAG7c84347c2 [2018-09-19 16:33:53,129 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01eda3c6a/839d1400de444400b43196d48d0074b8 [2018-09-19 16:33:53,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 16:33:53,143 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-19 16:33:53,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 16:33:53,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 16:33:53,151 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 16:33:53,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 04:33:53" (1/1) ... [2018-09-19 16:33:53,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@569bf35f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:53, skipping insertion in model container [2018-09-19 16:33:53,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 04:33:53" (1/1) ... [2018-09-19 16:33:53,169 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 16:33:53,456 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 16:33:53,488 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 16:33:53,554 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 16:33:53,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:53 WrapperNode [2018-09-19 16:33:53,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 16:33:53,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 16:33:53,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 16:33:53,599 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 16:33:53,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:53" (1/1) ... [2018-09-19 16:33:53,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:53" (1/1) ... [2018-09-19 16:33:53,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:53" (1/1) ... [2018-09-19 16:33:53,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:53" (1/1) ... [2018-09-19 16:33:53,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:53" (1/1) ... [2018-09-19 16:33:53,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:53" (1/1) ... [2018-09-19 16:33:53,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:53" (1/1) ... [2018-09-19 16:33:53,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 16:33:53,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 16:33:53,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 16:33:53,670 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 16:33:53,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:53" (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 [2018-09-19 16:33:53,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 16:33:53,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 16:33:53,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2018-09-19 16:33:53,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10f [2018-09-19 16:33:53,828 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-09-19 16:33:53,829 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 16:33:53,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-19 16:33:53,829 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2018-09-19 16:33:53,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-19 16:33:53,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-09-19 16:33:53,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-19 16:33:53,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-19 16:33:53,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-19 16:33:53,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-09-19 16:33:53,830 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10f [2018-09-19 16:33:53,830 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-09-19 16:33:53,831 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 16:33:53,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 16:33:53,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 16:33:53,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-09-19 16:33:53,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-19 16:33:54,241 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:33:54,258 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:33:56,491 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:33:56,499 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:09,721 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:09,727 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:10,588 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:10,608 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:11,937 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 16:34:11,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 04:34:11 BoogieIcfgContainer [2018-09-19 16:34:11,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 16:34:11,939 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 16:34:11,939 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 16:34:11,942 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 16:34:11,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 04:33:53" (1/3) ... [2018-09-19 16:34:11,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41755593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 04:34:11, skipping insertion in model container [2018-09-19 16:34:11,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:53" (2/3) ... [2018-09-19 16:34:11,944 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41755593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 04:34:11, skipping insertion in model container [2018-09-19 16:34:11,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 04:34:11" (3/3) ... [2018-09-19 16:34:11,946 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0971_true-unreach-call.c [2018-09-19 16:34:11,957 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 16:34:11,967 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 16:34:12,016 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 16:34:12,017 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 16:34:12,017 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 16:34:12,017 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 16:34:12,018 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 16:34:12,018 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 16:34:12,018 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 16:34:12,018 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 16:34:12,018 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 16:34:12,040 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2018-09-19 16:34:12,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-19 16:34:12,048 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:34:12,049 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 16:34:12,052 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:34:12,058 INFO L82 PathProgramCache]: Analyzing trace with hash 1720378954, now seen corresponding path program 1 times [2018-09-19 16:34:12,063 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:34:12,064 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-19 16:34:12,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:34:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:34:12,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:34:12,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 16:34:12,405 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:34:12,420 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:34:12,420 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-19 16:34:12,424 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-19 16:34:12,439 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-19 16:34:12,440 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-19 16:34:12,443 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2018-09-19 16:34:12,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:34:12,480 INFO L93 Difference]: Finished difference Result 206 states and 261 transitions. [2018-09-19 16:34:12,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-19 16:34:12,482 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-09-19 16:34:12,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:34:12,495 INFO L225 Difference]: With dead ends: 206 [2018-09-19 16:34:12,496 INFO L226 Difference]: Without dead ends: 103 [2018-09-19 16:34:12,501 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-19 16:34:12,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-09-19 16:34:12,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2018-09-19 16:34:12,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-09-19 16:34:12,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 117 transitions. [2018-09-19 16:34:12,556 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 117 transitions. Word has length 20 [2018-09-19 16:34:12,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:34:12,557 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 117 transitions. [2018-09-19 16:34:12,557 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-19 16:34:12,558 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 117 transitions. [2018-09-19 16:34:12,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-19 16:34:12,561 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:34:12,561 INFO L376 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] [2018-09-19 16:34:12,562 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:34:12,563 INFO L82 PathProgramCache]: Analyzing trace with hash -1235805169, now seen corresponding path program 1 times [2018-09-19 16:34:12,563 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:34:12,564 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-19 16:34:12,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:34:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:34:12,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:34:12,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-19 16:34:13,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-19 16:34:13,011 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:34:13,037 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:13,110 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:13,111 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-19 16:34:13,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-19 16:34:13,184 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-19 16:34:13,185 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:34:13,190 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:13,193 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:13,194 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-19 16:34:13,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 16:34:13,360 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:34:13,375 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:34:13,375 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-19 16:34:13,378 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-19 16:34:13,378 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-19 16:34:13,378 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-19 16:34:13,379 INFO L87 Difference]: Start difference. First operand 103 states and 117 transitions. Second operand 8 states. [2018-09-19 16:34:13,847 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2018-09-19 16:34:16,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:34:16,706 INFO L93 Difference]: Finished difference Result 121 states and 134 transitions. [2018-09-19 16:34:16,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-19 16:34:16,708 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 29 [2018-09-19 16:34:16,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:34:16,712 INFO L225 Difference]: With dead ends: 121 [2018-09-19 16:34:16,712 INFO L226 Difference]: Without dead ends: 111 [2018-09-19 16:34:16,714 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2018-09-19 16:34:16,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2018-09-19 16:34:16,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 103. [2018-09-19 16:34:16,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-09-19 16:34:16,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 116 transitions. [2018-09-19 16:34:16,727 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 116 transitions. Word has length 29 [2018-09-19 16:34:16,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:34:16,728 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 116 transitions. [2018-09-19 16:34:16,728 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-19 16:34:16,728 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 116 transitions. [2018-09-19 16:34:16,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-19 16:34:16,729 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:34:16,730 INFO L376 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] [2018-09-19 16:34:16,730 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:34:16,730 INFO L82 PathProgramCache]: Analyzing trace with hash -92564816, now seen corresponding path program 1 times [2018-09-19 16:34:16,731 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:34:16,731 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-19 16:34:16,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:34:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:34:17,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:34:17,906 WARN L178 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-19 16:34:18,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 16:34:18,189 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:34:18,207 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:34:18,207 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 16:34:18,207 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 16:34:18,208 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 16:34:18,208 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-09-19 16:34:18,208 INFO L87 Difference]: Start difference. First operand 103 states and 116 transitions. Second operand 10 states. [2018-09-19 16:34:19,953 WARN L178 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-19 16:34:23,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:34:23,461 INFO L93 Difference]: Finished difference Result 118 states and 131 transitions. [2018-09-19 16:34:23,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-09-19 16:34:23,462 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 30 [2018-09-19 16:34:23,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:34:23,467 INFO L225 Difference]: With dead ends: 118 [2018-09-19 16:34:23,467 INFO L226 Difference]: Without dead ends: 111 [2018-09-19 16:34:23,468 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2018-09-19 16:34:23,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2018-09-19 16:34:23,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 103. [2018-09-19 16:34:23,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-09-19 16:34:23,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 115 transitions. [2018-09-19 16:34:23,484 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 115 transitions. Word has length 30 [2018-09-19 16:34:23,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:34:23,484 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 115 transitions. [2018-09-19 16:34:23,484 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 16:34:23,484 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 115 transitions. [2018-09-19 16:34:23,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-19 16:34:23,486 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:34:23,486 INFO L376 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] [2018-09-19 16:34:23,486 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:34:23,486 INFO L82 PathProgramCache]: Analyzing trace with hash 202093739, now seen corresponding path program 1 times [2018-09-19 16:34:23,487 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:34:23,487 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-09-19 16:34:23,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:34:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:34:23,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:34:24,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 16:34:24,289 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:34:24,301 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:34:24,301 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-19 16:34:24,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-19 16:34:24,302 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-19 16:34:24,302 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-19 16:34:24,302 INFO L87 Difference]: Start difference. First operand 103 states and 115 transitions. Second operand 9 states. [2018-09-19 16:34:25,126 WARN L178 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-09-19 16:34:27,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:34:27,959 INFO L93 Difference]: Finished difference Result 116 states and 128 transitions. [2018-09-19 16:34:27,960 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-19 16:34:27,960 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 31 [2018-09-19 16:34:27,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:34:27,963 INFO L225 Difference]: With dead ends: 116 [2018-09-19 16:34:27,963 INFO L226 Difference]: Without dead ends: 109 [2018-09-19 16:34:27,964 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-09-19 16:34:27,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2018-09-19 16:34:27,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 103. [2018-09-19 16:34:27,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-09-19 16:34:27,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 114 transitions. [2018-09-19 16:34:27,975 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 114 transitions. Word has length 31 [2018-09-19 16:34:27,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:34:27,976 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 114 transitions. [2018-09-19 16:34:27,976 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-19 16:34:27,976 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 114 transitions. [2018-09-19 16:34:27,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-19 16:34:27,978 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:34:27,978 INFO L376 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] [2018-09-19 16:34:27,979 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:34:27,979 INFO L82 PathProgramCache]: Analyzing trace with hash -509399455, now seen corresponding path program 1 times [2018-09-19 16:34:27,980 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:34:27,980 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-09-19 16:34:27,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:34:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:34:28,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:34:28,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-19 16:34:28,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-19 16:34:28,540 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:34:28,545 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:28,557 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:28,558 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-19 16:34:28,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-19 16:34:28,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-19 16:34:28,591 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:34:28,594 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:28,598 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:28,599 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-19 16:34:28,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 16:34:28,743 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:34:28,763 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:34:28,763 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-19 16:34:28,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-19 16:34:28,764 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-19 16:34:28,765 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-09-19 16:34:28,765 INFO L87 Difference]: Start difference. First operand 103 states and 114 transitions. Second operand 9 states. [2018-09-19 16:34:30,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:34:30,045 INFO L93 Difference]: Finished difference Result 109 states and 120 transitions. [2018-09-19 16:34:30,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-09-19 16:34:30,045 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 60 [2018-09-19 16:34:30,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:34:30,046 INFO L225 Difference]: With dead ends: 109 [2018-09-19 16:34:30,046 INFO L226 Difference]: Without dead ends: 0 [2018-09-19 16:34:30,048 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2018-09-19 16:34:30,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-19 16:34:30,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-19 16:34:30,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-19 16:34:30,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-19 16:34:30,049 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2018-09-19 16:34:30,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:34:30,050 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-19 16:34:30,050 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-19 16:34:30,050 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-19 16:34:30,050 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-19 16:34:30,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-19 16:34:30,526 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 10 [2018-09-19 16:34:30,708 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2018-09-19 16:34:30,929 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 22 [2018-09-19 16:34:30,937 INFO L426 ceAbstractionStarter]: For program point isnan_floatFINAL(line 144) no Hoare annotation was computed. [2018-09-19 16:34:30,937 INFO L429 ceAbstractionStarter]: At program point isnan_floatENTRY(line 144) the Hoare annotation is: true [2018-09-19 16:34:30,937 INFO L426 ceAbstractionStarter]: For program point isnan_floatEXIT(line 144) no Hoare annotation was computed. [2018-09-19 16:34:30,937 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-19 16:34:30,938 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-19 16:34:30,938 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-19 16:34:30,938 INFO L426 ceAbstractionStarter]: For program point L36(lines 36 44) no Hoare annotation was computed. [2018-09-19 16:34:30,938 INFO L426 ceAbstractionStarter]: For program point L36-1(lines 36 44) no Hoare annotation was computed. [2018-09-19 16:34:30,938 INFO L429 ceAbstractionStarter]: At program point __ieee754_logfENTRY(lines 19 95) the Hoare annotation is: true [2018-09-19 16:34:30,938 INFO L426 ceAbstractionStarter]: For program point __ieee754_logfFINAL(lines 19 95) no Hoare annotation was computed. [2018-09-19 16:34:30,938 INFO L426 ceAbstractionStarter]: For program point L30(lines 30 31) no Hoare annotation was computed. [2018-09-19 16:34:30,938 INFO L426 ceAbstractionStarter]: For program point L55(lines 55 71) no Hoare annotation was computed. [2018-09-19 16:34:30,939 INFO L426 ceAbstractionStarter]: For program point L39-1(lines 39 43) no Hoare annotation was computed. [2018-09-19 16:34:30,939 INFO L429 ceAbstractionStarter]: At program point L39-3(lines 39 43) the Hoare annotation is: true [2018-09-19 16:34:30,939 INFO L426 ceAbstractionStarter]: For program point L56(lines 56 63) no Hoare annotation was computed. [2018-09-19 16:34:30,939 INFO L426 ceAbstractionStarter]: For program point L23-1(lines 23 27) no Hoare annotation was computed. [2018-09-19 16:34:30,939 INFO L429 ceAbstractionStarter]: At program point L23-3(lines 23 27) the Hoare annotation is: true [2018-09-19 16:34:30,939 INFO L426 ceAbstractionStarter]: For program point L23-4(lines 23 27) no Hoare annotation was computed. [2018-09-19 16:34:30,939 INFO L426 ceAbstractionStarter]: For program point L48-1(lines 48 52) no Hoare annotation was computed. [2018-09-19 16:34:30,940 INFO L429 ceAbstractionStarter]: At program point L48-3(lines 48 52) the Hoare annotation is: true [2018-09-19 16:34:30,940 INFO L426 ceAbstractionStarter]: For program point L48-4(lines 48 52) no Hoare annotation was computed. [2018-09-19 16:34:30,940 INFO L426 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-09-19 16:34:30,940 INFO L426 ceAbstractionStarter]: For program point L40-1(line 40) no Hoare annotation was computed. [2018-09-19 16:34:30,940 INFO L426 ceAbstractionStarter]: For program point L40-2(line 40) no Hoare annotation was computed. [2018-09-19 16:34:30,940 INFO L426 ceAbstractionStarter]: For program point L40-3(line 40) no Hoare annotation was computed. [2018-09-19 16:34:30,940 INFO L426 ceAbstractionStarter]: For program point L65(lines 65 70) no Hoare annotation was computed. [2018-09-19 16:34:30,941 INFO L426 ceAbstractionStarter]: For program point L32(lines 32 33) no Hoare annotation was computed. [2018-09-19 16:34:30,941 INFO L426 ceAbstractionStarter]: For program point L90(lines 90 93) no Hoare annotation was computed. [2018-09-19 16:34:30,941 INFO L426 ceAbstractionStarter]: For program point L57(lines 57 62) no Hoare annotation was computed. [2018-09-19 16:34:30,941 INFO L426 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-09-19 16:34:30,941 INFO L426 ceAbstractionStarter]: For program point L24-1(line 24) no Hoare annotation was computed. [2018-09-19 16:34:30,941 INFO L426 ceAbstractionStarter]: For program point L24-2(line 24) no Hoare annotation was computed. [2018-09-19 16:34:30,941 INFO L426 ceAbstractionStarter]: For program point L24-3(line 24) no Hoare annotation was computed. [2018-09-19 16:34:30,942 INFO L426 ceAbstractionStarter]: For program point L82(lines 82 94) no Hoare annotation was computed. [2018-09-19 16:34:30,942 INFO L426 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-09-19 16:34:30,942 INFO L426 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2018-09-19 16:34:30,942 INFO L426 ceAbstractionStarter]: For program point L49-2(line 49) no Hoare annotation was computed. [2018-09-19 16:34:30,942 INFO L426 ceAbstractionStarter]: For program point L49-3(line 49) no Hoare annotation was computed. [2018-09-19 16:34:30,942 INFO L426 ceAbstractionStarter]: For program point L41(line 41) no Hoare annotation was computed. [2018-09-19 16:34:30,943 INFO L426 ceAbstractionStarter]: For program point __ieee754_logfEXIT(lines 19 95) no Hoare annotation was computed. [2018-09-19 16:34:30,943 INFO L426 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-09-19 16:34:30,943 INFO L426 ceAbstractionStarter]: For program point L50(line 50) no Hoare annotation was computed. [2018-09-19 16:34:30,943 INFO L426 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-09-19 16:34:30,943 INFO L426 ceAbstractionStarter]: For program point L42-1(line 42) no Hoare annotation was computed. [2018-09-19 16:34:30,943 INFO L426 ceAbstractionStarter]: For program point L42-2(line 42) no Hoare annotation was computed. [2018-09-19 16:34:30,943 INFO L426 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-09-19 16:34:30,944 INFO L426 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-09-19 16:34:30,944 INFO L426 ceAbstractionStarter]: For program point L26-1(line 26) no Hoare annotation was computed. [2018-09-19 16:34:30,944 INFO L426 ceAbstractionStarter]: For program point L26-2(line 26) no Hoare annotation was computed. [2018-09-19 16:34:30,944 INFO L426 ceAbstractionStarter]: For program point L84(lines 84 88) no Hoare annotation was computed. [2018-09-19 16:34:30,944 INFO L426 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-09-19 16:34:30,944 INFO L426 ceAbstractionStarter]: For program point L51-1(line 51) no Hoare annotation was computed. [2018-09-19 16:34:30,944 INFO L426 ceAbstractionStarter]: For program point L51-2(line 51) no Hoare annotation was computed. [2018-09-19 16:34:30,945 INFO L426 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-09-19 16:34:30,945 INFO L426 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2018-09-19 16:34:30,945 INFO L426 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-09-19 16:34:30,945 INFO L426 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-09-19 16:34:30,945 INFO L426 ceAbstractionStarter]: For program point L135-1(line 135) no Hoare annotation was computed. [2018-09-19 16:34:30,945 INFO L426 ceAbstractionStarter]: For program point L135-2(line 135) no Hoare annotation was computed. [2018-09-19 16:34:30,945 INFO L426 ceAbstractionStarter]: For program point L135-3(line 135) no Hoare annotation was computed. [2018-09-19 16:34:30,946 INFO L426 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-09-19 16:34:30,946 INFO L426 ceAbstractionStarter]: For program point L127-1(line 127) no Hoare annotation was computed. [2018-09-19 16:34:30,946 INFO L426 ceAbstractionStarter]: For program point L127-2(line 127) no Hoare annotation was computed. [2018-09-19 16:34:30,946 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 120) no Hoare annotation was computed. [2018-09-19 16:34:30,946 INFO L426 ceAbstractionStarter]: For program point L115(lines 115 116) no Hoare annotation was computed. [2018-09-19 16:34:30,946 INFO L426 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-09-19 16:34:30,947 INFO L426 ceAbstractionStarter]: For program point L111-1(line 111) no Hoare annotation was computed. [2018-09-19 16:34:30,947 INFO L426 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2018-09-19 16:34:30,947 INFO L429 ceAbstractionStarter]: At program point __ieee754_log10fENTRY(lines 104 141) the Hoare annotation is: true [2018-09-19 16:34:30,947 INFO L426 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-09-19 16:34:30,947 INFO L426 ceAbstractionStarter]: For program point __ieee754_log10fEXIT(lines 104 141) no Hoare annotation was computed. [2018-09-19 16:34:30,947 INFO L426 ceAbstractionStarter]: For program point L124-1(lines 124 128) no Hoare annotation was computed. [2018-09-19 16:34:30,947 INFO L426 ceAbstractionStarter]: For program point __ieee754_log10fFINAL(lines 104 141) no Hoare annotation was computed. [2018-09-19 16:34:30,948 INFO L422 ceAbstractionStarter]: At program point L124-3(lines 124 128) the Hoare annotation is: (or (and (exists ((__ieee754_log10f_~hx~0 (_ BitVec 32))) (and (not (bvslt __ieee754_log10f_~hx~0 (_ bv0 32))) (= (fp ((_ extract 31 31) __ieee754_log10f_~hx~0) ((_ extract 30 23) __ieee754_log10f_~hx~0) ((_ extract 22 0) __ieee754_log10f_~hx~0)) |__ieee754_log10f_#in~x|) (bvslt __ieee754_log10f_~hx~0 (_ bv2139095040 32)))) (= (fp ((_ extract 31 31) __ieee754_log10f_~hx~0) ((_ extract 30 23) __ieee754_log10f_~hx~0) ((_ extract 22 0) __ieee754_log10f_~hx~0)) |__ieee754_log10f_#in~x|)) (not (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0))) [2018-09-19 16:34:30,948 INFO L426 ceAbstractionStarter]: For program point L108-1(lines 108 112) no Hoare annotation was computed. [2018-09-19 16:34:30,948 INFO L422 ceAbstractionStarter]: At program point L108-3(lines 108 112) the Hoare annotation is: (or (= |__ieee754_log10f_#in~x| __ieee754_log10f_~x) (not (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0))) [2018-09-19 16:34:30,948 INFO L426 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2018-09-19 16:34:30,949 INFO L426 ceAbstractionStarter]: For program point L108-4(lines 108 112) no Hoare annotation was computed. [2018-09-19 16:34:30,949 INFO L426 ceAbstractionStarter]: For program point L137-1(line 137) no Hoare annotation was computed. [2018-09-19 16:34:30,949 INFO L426 ceAbstractionStarter]: For program point L137-2(line 137) no Hoare annotation was computed. [2018-09-19 16:34:30,949 INFO L426 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-09-19 16:34:30,949 INFO L426 ceAbstractionStarter]: For program point L125-1(line 125) no Hoare annotation was computed. [2018-09-19 16:34:30,949 INFO L426 ceAbstractionStarter]: For program point L125-2(line 125) no Hoare annotation was computed. [2018-09-19 16:34:30,949 INFO L426 ceAbstractionStarter]: For program point L125-3(line 125) no Hoare annotation was computed. [2018-09-19 16:34:30,949 INFO L426 ceAbstractionStarter]: For program point L121(lines 121 129) no Hoare annotation was computed. [2018-09-19 16:34:30,950 INFO L426 ceAbstractionStarter]: For program point L121-1(lines 121 129) no Hoare annotation was computed. [2018-09-19 16:34:30,950 INFO L426 ceAbstractionStarter]: For program point L117(lines 117 118) no Hoare annotation was computed. [2018-09-19 16:34:30,950 INFO L426 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-09-19 16:34:30,950 INFO L426 ceAbstractionStarter]: For program point L109-1(line 109) no Hoare annotation was computed. [2018-09-19 16:34:30,950 INFO L426 ceAbstractionStarter]: For program point L109-2(line 109) no Hoare annotation was computed. [2018-09-19 16:34:30,950 INFO L426 ceAbstractionStarter]: For program point L109-3(line 109) no Hoare annotation was computed. [2018-09-19 16:34:30,950 INFO L426 ceAbstractionStarter]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2018-09-19 16:34:30,951 INFO L422 ceAbstractionStarter]: At program point L134-3(lines 134 138) the Hoare annotation is: (or (exists ((__ieee754_log10f_~hx~0 (_ BitVec 32))) (and (not (bvslt __ieee754_log10f_~hx~0 (_ bv0 32))) (= (fp ((_ extract 31 31) __ieee754_log10f_~hx~0) ((_ extract 30 23) __ieee754_log10f_~hx~0) ((_ extract 22 0) __ieee754_log10f_~hx~0)) |__ieee754_log10f_#in~x|) (bvslt __ieee754_log10f_~hx~0 (_ bv2139095040 32)))) (not (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0))) [2018-09-19 16:34:30,951 INFO L422 ceAbstractionStarter]: At program point L134-4(lines 134 138) the Hoare annotation is: (or (exists ((__ieee754_log10f_~hx~0 (_ BitVec 32))) (and (not (bvslt __ieee754_log10f_~hx~0 (_ bv0 32))) (= (fp ((_ extract 31 31) __ieee754_log10f_~hx~0) ((_ extract 30 23) __ieee754_log10f_~hx~0) ((_ extract 22 0) __ieee754_log10f_~hx~0)) |__ieee754_log10f_#in~x|) (bvslt __ieee754_log10f_~hx~0 (_ bv2139095040 32)))) (not (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0))) [2018-09-19 16:34:30,951 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-19 16:34:30,951 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0) [2018-09-19 16:34:30,951 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-19 16:34:30,951 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-19 16:34:30,951 INFO L426 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-09-19 16:34:30,952 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 146 163) the Hoare annotation is: true [2018-09-19 16:34:30,952 INFO L422 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: (or (let ((.cse0 (fp.div RNE (_ +zero 8 24) (_ +zero 8 24)))) (and (= main_~res~0 (fp.add RNE .cse0 .cse0)) (= .cse0 main_~x~0))) (not (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0))) [2018-09-19 16:34:30,952 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 146 163) no Hoare annotation was computed. [2018-09-19 16:34:30,952 INFO L426 ceAbstractionStarter]: For program point L157-1(lines 157 160) no Hoare annotation was computed. [2018-09-19 16:34:30,952 INFO L422 ceAbstractionStarter]: At program point L154(line 154) the Hoare annotation is: (or (= (fp.div RNE (_ +zero 8 24) (_ +zero 8 24)) main_~x~0) (not (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0))) [2018-09-19 16:34:30,953 INFO L426 ceAbstractionStarter]: For program point L154-1(line 154) no Hoare annotation was computed. [2018-09-19 16:34:30,953 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 146 163) no Hoare annotation was computed. [2018-09-19 16:34:30,953 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 158) no Hoare annotation was computed. [2018-09-19 16:34:30,960 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,961 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,961 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,961 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,961 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,964 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:34:30,967 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,967 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,967 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,968 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,968 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,968 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:34:30,970 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:34:30,970 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:34:30,971 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,971 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,971 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,972 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,972 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,972 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:34:30,973 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,973 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,974 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,974 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,974 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,974 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:34:30,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 04:34:30 BoogieIcfgContainer [2018-09-19 16:34:30,977 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 16:34:30,978 INFO L168 Benchmark]: Toolchain (without parser) took 37837.36 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 741.9 MB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -432.2 MB). Peak memory consumption was 309.7 MB. Max. memory is 7.1 GB. [2018-09-19 16:34:30,979 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-19 16:34:30,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 450.96 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-19 16:34:30,980 INFO L168 Benchmark]: Boogie Preprocessor took 69.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-19 16:34:30,981 INFO L168 Benchmark]: RCFGBuilder took 18268.65 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 741.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -757.4 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2018-09-19 16:34:30,982 INFO L168 Benchmark]: TraceAbstraction took 19038.13 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 304.0 MB). Peak memory consumption was 304.0 MB. Max. memory is 7.1 GB. [2018-09-19 16:34:30,987 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 450.96 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 18268.65 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 741.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -757.4 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 19038.13 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 304.0 MB). Peak memory consumption was 304.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 158]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 134]: Loop Invariant [2018-09-19 16:34:30,996 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,997 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,997 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,997 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,997 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,997 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:34:30,998 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,998 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,998 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,999 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,999 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:30,999 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (\exists __ieee754_log10f_~hx~0 : bv32 :: (!~bvslt32(__ieee754_log10f_~hx~0, 0bv32) && ~fp~LONGDOUBLE(__ieee754_log10f_~hx~0[31:31], __ieee754_log10f_~hx~0[30:23], __ieee754_log10f_~hx~0[22:0]) == \old(x)) && ~bvslt32(__ieee754_log10f_~hx~0, 2139095040bv32)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == zero) - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 108]: Loop Invariant [2018-09-19 16:34:31,000 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:34:31,000 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: \old(x) == x || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == zero) - InvariantResult [Line: 124]: Loop Invariant [2018-09-19 16:34:31,001 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:31,001 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:31,002 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:31,002 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:31,002 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:31,002 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:34:31,003 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:31,003 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:31,003 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:31,004 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:31,004 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:31,004 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ((\exists __ieee754_log10f_~hx~0 : bv32 :: (!~bvslt32(__ieee754_log10f_~hx~0, 0bv32) && ~fp~LONGDOUBLE(__ieee754_log10f_~hx~0[31:31], __ieee754_log10f_~hx~0[30:23], __ieee754_log10f_~hx~0[22:0]) == \old(x)) && ~bvslt32(__ieee754_log10f_~hx~0, 2139095040bv32)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == \old(x)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == zero) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 107 locations, 1 error locations. SAFE Result, 18.9s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 13.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 538 SDtfs, 220 SDslu, 2522 SDs, 0 SdLazy, 316 SolverSat, 19 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 9.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 189 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=107occurred 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, 5 MinimizatonAttempts, 22 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 24 PreInvPairs, 34 NumberOfFragments, 148 HoareAnnotationTreeSize, 24 FomulaSimplifications, 86 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 16 FomulaSimplificationsInter, 140 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 165 ConstructedInterpolants, 18 QuantifiedInterpolants, 42606 SizeOfPredicates, 23 NumberOfNonLiveVariables, 584 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...