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/double_req_bl_0730b_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2c62905 [2018-09-19 16:06:07,993 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 16:06:07,998 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 16:06:08,023 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 16:06:08,023 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 16:06:08,024 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 16:06:08,026 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 16:06:08,028 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 16:06:08,029 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 16:06:08,031 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 16:06:08,032 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 16:06:08,032 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 16:06:08,033 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 16:06:08,034 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 16:06:08,035 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 16:06:08,036 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 16:06:08,037 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 16:06:08,039 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 16:06:08,041 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 16:06:08,043 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 16:06:08,045 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 16:06:08,046 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 16:06:08,049 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 16:06:08,049 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 16:06:08,050 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 16:06:08,051 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 16:06:08,052 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 16:06:08,053 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 16:06:08,054 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 16:06:08,055 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 16:06:08,055 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 16:06:08,056 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-19 16:06:08,057 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-19 16:06:08,057 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-19 16:06:08,058 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-19 16:06:08,059 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-19 16:06:08,059 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 16:06:08,076 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 16:06:08,076 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 16:06:08,077 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 16:06:08,077 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-19 16:06:08,078 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-19 16:06:08,078 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-19 16:06:08,079 INFO L133 SettingsManager]: * Use SBE=true [2018-09-19 16:06:08,079 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 16:06:08,079 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-19 16:06:08,079 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-19 16:06:08,080 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 16:06:08,080 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 16:06:08,080 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 16:06:08,080 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 16:06:08,080 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-19 16:06:08,081 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-19 16:06:08,081 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-19 16:06:08,081 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 16:06:08,081 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 16:06:08,081 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 16:06:08,082 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 16:06:08,082 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 16:06:08,082 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 16:06:08,082 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 16:06:08,082 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 16:06:08,083 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 16:06:08,083 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 16:06:08,083 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-19 16:06:08,083 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 16:06:08,083 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-19 16:06:08,084 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-19 16:06:08,084 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 16:06:08,132 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 16:06:08,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 16:06:08,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 16:06:08,160 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 16:06:08,160 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 16:06:08,161 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-09-19 16:06:08,563 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00895f207/2095d65cbe6b4fdeac7a9a480824d476/FLAG2c3b84c83 [2018-09-19 16:06:08,762 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 16:06:08,763 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-09-19 16:06:08,771 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00895f207/2095d65cbe6b4fdeac7a9a480824d476/FLAG2c3b84c83 [2018-09-19 16:06:08,784 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00895f207/2095d65cbe6b4fdeac7a9a480824d476 [2018-09-19 16:06:08,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 16:06:08,797 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-19 16:06:08,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 16:06:08,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 16:06:08,806 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 16:06:08,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 04:06:08" (1/1) ... [2018-09-19 16:06:08,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d29ff2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:06:08, skipping insertion in model container [2018-09-19 16:06:08,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 04:06:08" (1/1) ... [2018-09-19 16:06:08,822 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 16:06:09,081 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 16:06:09,100 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 16:06:09,143 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 16:06:09,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:06:09 WrapperNode [2018-09-19 16:06:09,189 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 16:06:09,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 16:06:09,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 16:06:09,191 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 16:06:09,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:06:09" (1/1) ... [2018-09-19 16:06:09,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:06:09" (1/1) ... [2018-09-19 16:06:09,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:06:09" (1/1) ... [2018-09-19 16:06:09,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:06:09" (1/1) ... [2018-09-19 16:06:09,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:06:09" (1/1) ... [2018-09-19 16:06:09,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:06:09" (1/1) ... [2018-09-19 16:06:09,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:06:09" (1/1) ... [2018-09-19 16:06:09,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 16:06:09,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 16:06:09,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 16:06:09,280 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 16:06:09,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:06:09" (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 16:06:09,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 16:06:09,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 16:06:09,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-19 16:06:09,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2018-09-19 16:06:09,438 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 16:06:09,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-19 16:06:09,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-19 16:06:09,439 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-19 16:06:09,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-19 16:06:09,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-19 16:06:09,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-19 16:06:09,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-19 16:06:09,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-19 16:06:09,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-19 16:06:09,440 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2018-09-19 16:06:09,440 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 16:06:09,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 16:06:09,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 16:06:09,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-19 16:06:09,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-19 16:06:09,633 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:06:09,665 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:06:10,038 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:06:10,058 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:06:10,094 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:06:14,978 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 16:06:14,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 04:06:14 BoogieIcfgContainer [2018-09-19 16:06:14,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 16:06:14,980 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 16:06:14,981 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 16:06:14,984 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 16:06:14,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 04:06:08" (1/3) ... [2018-09-19 16:06:14,985 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aa66e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 04:06:14, skipping insertion in model container [2018-09-19 16:06:14,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:06:09" (2/3) ... [2018-09-19 16:06:14,986 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aa66e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 04:06:14, skipping insertion in model container [2018-09-19 16:06:14,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 04:06:14" (3/3) ... [2018-09-19 16:06:14,988 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0730b_true-unreach-call.c [2018-09-19 16:06:14,999 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 16:06:15,008 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 16:06:15,067 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 16:06:15,068 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 16:06:15,068 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 16:06:15,069 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 16:06:15,069 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 16:06:15,069 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 16:06:15,069 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 16:06:15,070 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 16:06:15,070 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 16:06:15,091 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states. [2018-09-19 16:06:15,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-19 16:06:15,100 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:06:15,101 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 16:06:15,104 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:06:15,109 INFO L82 PathProgramCache]: Analyzing trace with hash 1374597462, now seen corresponding path program 1 times [2018-09-19 16:06:15,115 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:06:15,115 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 16:06:15,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:06:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:06:15,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:06:15,544 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 16:06:15,544 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:06:15,562 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:06:15,563 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-19 16:06:15,567 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-19 16:06:15,582 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-19 16:06:15,583 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-19 16:06:15,586 INFO L87 Difference]: Start difference. First operand 100 states. Second operand 2 states. [2018-09-19 16:06:15,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:06:15,622 INFO L93 Difference]: Finished difference Result 192 states and 255 transitions. [2018-09-19 16:06:15,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-19 16:06:15,623 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-09-19 16:06:15,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:06:15,636 INFO L225 Difference]: With dead ends: 192 [2018-09-19 16:06:15,636 INFO L226 Difference]: Without dead ends: 96 [2018-09-19 16:06:15,641 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 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 16:06:15,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-09-19 16:06:15,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-09-19 16:06:15,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-09-19 16:06:15,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 116 transitions. [2018-09-19 16:06:15,688 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 116 transitions. Word has length 16 [2018-09-19 16:06:15,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:06:15,688 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 116 transitions. [2018-09-19 16:06:15,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-19 16:06:15,689 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 116 transitions. [2018-09-19 16:06:15,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-19 16:06:15,690 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:06:15,690 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 16:06:15,690 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:06:15,691 INFO L82 PathProgramCache]: Analyzing trace with hash -1447842776, now seen corresponding path program 1 times [2018-09-19 16:06:15,692 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:06:15,692 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 16:06:15,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:06:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:06:16,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:06:16,228 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 14 treesize of output 11 [2018-09-19 16:06:16,243 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 11 treesize of output 10 [2018-09-19 16:06:16,244 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:06:16,257 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:06:16,284 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-19 16:06:16,285 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-19 16:06:16,356 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 20 treesize of output 16 [2018-09-19 16:06:16,374 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 16 treesize of output 4 [2018-09-19 16:06:16,374 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:06:16,398 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:06:16,475 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-19 16:06:16,475 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-19 16:06:16,870 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 16:06:16,871 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:06:16,888 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:06:16,889 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-19 16:06:16,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-19 16:06:16,893 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-19 16:06:16,893 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-19 16:06:16,893 INFO L87 Difference]: Start difference. First operand 96 states and 116 transitions. Second operand 8 states. [2018-09-19 16:06:24,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:06:24,546 INFO L93 Difference]: Finished difference Result 128 states and 150 transitions. [2018-09-19 16:06:24,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-09-19 16:06:24,547 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 29 [2018-09-19 16:06:24,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:06:24,551 INFO L225 Difference]: With dead ends: 128 [2018-09-19 16:06:24,551 INFO L226 Difference]: Without dead ends: 105 [2018-09-19 16:06:24,553 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2018-09-19 16:06:24,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-09-19 16:06:24,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 96. [2018-09-19 16:06:24,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-09-19 16:06:24,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 115 transitions. [2018-09-19 16:06:24,566 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 115 transitions. Word has length 29 [2018-09-19 16:06:24,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:06:24,567 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 115 transitions. [2018-09-19 16:06:24,567 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-19 16:06:24,567 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 115 transitions. [2018-09-19 16:06:24,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-19 16:06:24,568 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:06:24,569 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 16:06:24,569 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:06:24,569 INFO L82 PathProgramCache]: Analyzing trace with hash 1588044780, now seen corresponding path program 1 times [2018-09-19 16:06:24,570 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:06:24,570 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) [2018-09-19 16:06:24,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-19 16:06:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:06:24,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:06:24,752 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 16:06:24,752 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:06:24,766 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:06:24,767 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-19 16:06:24,767 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-19 16:06:24,767 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-19 16:06:24,768 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-09-19 16:06:24,768 INFO L87 Difference]: Start difference. First operand 96 states and 115 transitions. Second operand 7 states. [2018-09-19 16:06:26,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:06:26,969 INFO L93 Difference]: Finished difference Result 103 states and 122 transitions. [2018-09-19 16:06:26,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-19 16:06:26,970 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 31 [2018-09-19 16:06:26,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:06:26,971 INFO L225 Difference]: With dead ends: 103 [2018-09-19 16:06:26,971 INFO L226 Difference]: Without dead ends: 100 [2018-09-19 16:06:26,972 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-09-19 16:06:26,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-09-19 16:06:26,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-09-19 16:06:26,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-09-19 16:06:26,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 119 transitions. [2018-09-19 16:06:26,986 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 119 transitions. Word has length 31 [2018-09-19 16:06:26,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:06:26,987 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 119 transitions. [2018-09-19 16:06:26,987 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-19 16:06:26,987 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 119 transitions. [2018-09-19 16:06:26,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-19 16:06:26,989 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:06:26,990 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] [2018-09-19 16:06:26,990 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:06:26,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1854185662, now seen corresponding path program 1 times [2018-09-19 16:06:26,991 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:06:26,991 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 16:06:26,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:06:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:06:27,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:06:27,983 INFO L682 Elim1Store]: detected equality via solver [2018-09-19 16:06:27,984 INFO L682 Elim1Store]: detected equality via solver [2018-09-19 16:06:27,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 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 27 treesize of output 35 [2018-09-19 16:06:27,997 INFO L700 Elim1Store]: detected not equals via solver [2018-09-19 16:06:28,017 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-09-19 16:06:28,018 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:06:28,049 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:06:28,075 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-19 16:06:28,075 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:33 [2018-09-19 16:06:28,280 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 42 treesize of output 33 [2018-09-19 16:06:28,292 INFO L700 Elim1Store]: detected not equals via solver [2018-09-19 16:06:28,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-09-19 16:06:28,317 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:06:28,347 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:06:28,405 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-09-19 16:06:28,406 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:56, output treesize:37 [2018-09-19 16:06:30,532 WARN L178 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 32 [2018-09-19 16:06:30,558 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 26 treesize of output 20 [2018-09-19 16:06:30,567 INFO L700 Elim1Store]: detected not equals via solver [2018-09-19 16:06:30,572 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2018-09-19 16:06:30,573 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:06:30,584 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:06:30,610 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-19 16:06:30,610 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:44, output treesize:23 [2018-09-19 16:06:30,866 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 16:06:30,867 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:06:30,893 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:06:30,893 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-19 16:06:30,894 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-19 16:06:30,894 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-19 16:06:30,894 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-09-19 16:06:30,894 INFO L87 Difference]: Start difference. First operand 100 states and 119 transitions. Second operand 11 states. [2018-09-19 16:06:31,928 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-09-19 16:06:43,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:06:43,130 INFO L93 Difference]: Finished difference Result 128 states and 148 transitions. [2018-09-19 16:06:43,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-09-19 16:06:43,132 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 32 [2018-09-19 16:06:43,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:06:43,133 INFO L225 Difference]: With dead ends: 128 [2018-09-19 16:06:43,133 INFO L226 Difference]: Without dead ends: 48 [2018-09-19 16:06:43,135 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2018-09-19 16:06:43,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-09-19 16:06:43,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2018-09-19 16:06:43,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-09-19 16:06:43,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 47 transitions. [2018-09-19 16:06:43,140 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 47 transitions. Word has length 32 [2018-09-19 16:06:43,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:06:43,141 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 47 transitions. [2018-09-19 16:06:43,141 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-19 16:06:43,141 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 47 transitions. [2018-09-19 16:06:43,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-19 16:06:43,142 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:06:43,143 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] [2018-09-19 16:06:43,143 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:06:43,143 INFO L82 PathProgramCache]: Analyzing trace with hash -1175923215, now seen corresponding path program 1 times [2018-09-19 16:06:43,144 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:06:43,144 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 16:06:43,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:06:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:06:43,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:06:43,353 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 14 treesize of output 11 [2018-09-19 16:06:43,360 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 11 treesize of output 10 [2018-09-19 16:06:43,361 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:06:43,366 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:06:43,382 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-19 16:06:43,383 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-19 16:06:43,468 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 20 treesize of output 16 [2018-09-19 16:06:43,481 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 16 treesize of output 4 [2018-09-19 16:06:43,481 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:06:43,493 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:06:43,504 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-19 16:06:43,504 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-19 16:06:43,888 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 16:06:43,889 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:06:43,902 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:06:43,903 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-09-19 16:06:43,903 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-09-19 16:06:43,903 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-09-19 16:06:43,904 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2018-09-19 16:06:43,904 INFO L87 Difference]: Start difference. First operand 48 states and 47 transitions. Second operand 14 states. [2018-09-19 16:06:45,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:06:45,717 INFO L93 Difference]: Finished difference Result 48 states and 47 transitions. [2018-09-19 16:06:45,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-19 16:06:45,722 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 47 [2018-09-19 16:06:45,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:06:45,722 INFO L225 Difference]: With dead ends: 48 [2018-09-19 16:06:45,722 INFO L226 Difference]: Without dead ends: 0 [2018-09-19 16:06:45,724 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=82, Invalid=470, Unknown=0, NotChecked=0, Total=552 [2018-09-19 16:06:45,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-19 16:06:45,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-19 16:06:45,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-19 16:06:45,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-19 16:06:45,725 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 47 [2018-09-19 16:06:45,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:06:45,725 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-19 16:06:45,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-09-19 16:06:45,726 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-19 16:06:45,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-19 16:06:45,730 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-19 16:06:45,967 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2018-09-19 16:06:46,268 INFO L429 ceAbstractionStarter]: At program point __ieee754_sqrtENTRY(lines 19 127) the Hoare annotation is: true [2018-09-19 16:06:46,269 INFO L426 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-09-19 16:06:46,269 INFO L426 ceAbstractionStarter]: For program point __ieee754_sqrtFINAL(lines 19 127) no Hoare annotation was computed. [2018-09-19 16:06:46,269 INFO L426 ceAbstractionStarter]: For program point L85(lines 85 94) no Hoare annotation was computed. [2018-09-19 16:06:46,270 INFO L426 ceAbstractionStarter]: For program point L85-2(lines 85 94) no Hoare annotation was computed. [2018-09-19 16:06:46,270 INFO L426 ceAbstractionStarter]: For program point L44(lines 44 55) no Hoare annotation was computed. [2018-09-19 16:06:46,270 INFO L426 ceAbstractionStarter]: For program point L44-2(lines 44 55) no Hoare annotation was computed. [2018-09-19 16:06:46,270 INFO L426 ceAbstractionStarter]: For program point L102(lines 102 113) no Hoare annotation was computed. [2018-09-19 16:06:46,270 INFO L426 ceAbstractionStarter]: For program point L36(lines 36 41) no Hoare annotation was computed. [2018-09-19 16:06:46,270 INFO L426 ceAbstractionStarter]: For program point L69-1(lines 69 79) no Hoare annotation was computed. [2018-09-19 16:06:46,271 INFO L426 ceAbstractionStarter]: For program point L36-2(lines 36 41) no Hoare annotation was computed. [2018-09-19 16:06:46,271 INFO L422 ceAbstractionStarter]: At program point L69-3(lines 69 79) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (exists ((|v_q#valueAsBitvector_7| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_7|) ((_ extract 62 52) |v_q#valueAsBitvector_7|) ((_ extract 51 0) |v_q#valueAsBitvector_7|)) |__ieee754_sqrt_#in~x|) (not (= (_ bv0 32) (bvor (bvand ((_ extract 63 32) |v_q#valueAsBitvector_7|) (_ bv2147483647 32)) ((_ extract 31 0) |v_q#valueAsBitvector_7|)))))) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32))) [2018-09-19 16:06:46,271 INFO L426 ceAbstractionStarter]: For program point L69-4(lines 69 79) no Hoare annotation was computed. [2018-09-19 16:06:46,271 INFO L426 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-09-19 16:06:46,271 INFO L426 ceAbstractionStarter]: For program point L28-1(line 28) no Hoare annotation was computed. [2018-09-19 16:06:46,271 INFO L426 ceAbstractionStarter]: For program point L28-2(line 28) no Hoare annotation was computed. [2018-09-19 16:06:46,271 INFO L426 ceAbstractionStarter]: For program point L45-1(lines 45 49) no Hoare annotation was computed. [2018-09-19 16:06:46,271 INFO L422 ceAbstractionStarter]: At program point L45-3(lines 45 49) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (exists ((|v_q#valueAsBitvector_7| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_7|) ((_ extract 62 52) |v_q#valueAsBitvector_7|) ((_ extract 51 0) |v_q#valueAsBitvector_7|)) |__ieee754_sqrt_#in~x|) (not (= (_ bv0 32) (bvor (bvand ((_ extract 63 32) |v_q#valueAsBitvector_7|) (_ bv2147483647 32)) ((_ extract 31 0) |v_q#valueAsBitvector_7|)))))) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32))) [2018-09-19 16:06:46,272 INFO L426 ceAbstractionStarter]: For program point L45-4(lines 45 49) no Hoare annotation was computed. [2018-09-19 16:06:46,272 INFO L426 ceAbstractionStarter]: For program point L37(lines 37 40) no Hoare annotation was computed. [2018-09-19 16:06:46,272 INFO L426 ceAbstractionStarter]: For program point L29(line 29) no Hoare annotation was computed. [2018-09-19 16:06:46,272 INFO L426 ceAbstractionStarter]: For program point L29-1(line 29) no Hoare annotation was computed. [2018-09-19 16:06:46,272 INFO L426 ceAbstractionStarter]: For program point L29-2(line 29) no Hoare annotation was computed. [2018-09-19 16:06:46,272 INFO L426 ceAbstractionStarter]: For program point L29-3(line 29) no Hoare annotation was computed. [2018-09-19 16:06:46,272 INFO L426 ceAbstractionStarter]: For program point L87(lines 87 88) no Hoare annotation was computed. [2018-09-19 16:06:46,272 INFO L426 ceAbstractionStarter]: For program point L120-1(lines 120 125) no Hoare annotation was computed. [2018-09-19 16:06:46,272 INFO L426 ceAbstractionStarter]: For program point L87-2(lines 87 88) no Hoare annotation was computed. [2018-09-19 16:06:46,273 INFO L422 ceAbstractionStarter]: At program point L120-3(lines 120 125) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (exists ((|v_q#valueAsBitvector_7| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_7|) ((_ extract 62 52) |v_q#valueAsBitvector_7|) ((_ extract 51 0) |v_q#valueAsBitvector_7|)) |__ieee754_sqrt_#in~x|) (not (= (_ bv0 32) (bvor (bvand ((_ extract 63 32) |v_q#valueAsBitvector_7|) (_ bv2147483647 32)) ((_ extract 31 0) |v_q#valueAsBitvector_7|)))))) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32))) [2018-09-19 16:06:46,273 INFO L426 ceAbstractionStarter]: For program point L120-4(lines 120 125) no Hoare annotation was computed. [2018-09-19 16:06:46,273 INFO L426 ceAbstractionStarter]: For program point L104(lines 104 112) no Hoare annotation was computed. [2018-09-19 16:06:46,273 INFO L426 ceAbstractionStarter]: For program point L71(lines 71 75) no Hoare annotation was computed. [2018-09-19 16:06:46,273 INFO L426 ceAbstractionStarter]: For program point L71-2(lines 71 75) no Hoare annotation was computed. [2018-09-19 16:06:46,273 INFO L426 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-09-19 16:06:46,274 INFO L426 ceAbstractionStarter]: For program point L121-1(line 121) no Hoare annotation was computed. [2018-09-19 16:06:46,274 INFO L426 ceAbstractionStarter]: For program point L121-2(line 121) no Hoare annotation was computed. [2018-09-19 16:06:46,274 INFO L426 ceAbstractionStarter]: For program point L121-3(line 121) no Hoare annotation was computed. [2018-09-19 16:06:46,274 INFO L426 ceAbstractionStarter]: For program point L39(lines 39 40) no Hoare annotation was computed. [2018-09-19 16:06:46,274 INFO L426 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2018-09-19 16:06:46,274 INFO L426 ceAbstractionStarter]: For program point __ieee754_sqrtEXIT(lines 19 127) no Hoare annotation was computed. [2018-09-19 16:06:46,274 INFO L426 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-09-19 16:06:46,275 INFO L426 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2018-09-19 16:06:46,275 INFO L426 ceAbstractionStarter]: For program point L90-2(lines 90 91) no Hoare annotation was computed. [2018-09-19 16:06:46,275 INFO L426 ceAbstractionStarter]: For program point L82-1(lines 82 98) no Hoare annotation was computed. [2018-09-19 16:06:46,275 INFO L422 ceAbstractionStarter]: At program point L82-3(lines 82 98) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (exists ((|v_q#valueAsBitvector_7| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_7|) ((_ extract 62 52) |v_q#valueAsBitvector_7|) ((_ extract 51 0) |v_q#valueAsBitvector_7|)) |__ieee754_sqrt_#in~x|) (not (= (_ bv0 32) (bvor (bvand ((_ extract 63 32) |v_q#valueAsBitvector_7|) (_ bv2147483647 32)) ((_ extract 31 0) |v_q#valueAsBitvector_7|)))))) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32))) [2018-09-19 16:06:46,275 INFO L426 ceAbstractionStarter]: For program point L82-4(lines 19 127) no Hoare annotation was computed. [2018-09-19 16:06:46,275 INFO L426 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-09-19 16:06:46,276 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-19 16:06:46,276 INFO L426 ceAbstractionStarter]: For program point L124-1(line 124) no Hoare annotation was computed. [2018-09-19 16:06:46,276 INFO L426 ceAbstractionStarter]: For program point L58(lines 58 61) no Hoare annotation was computed. [2018-09-19 16:06:46,276 INFO L426 ceAbstractionStarter]: For program point L124-2(line 124) no Hoare annotation was computed. [2018-09-19 16:06:46,276 INFO L426 ceAbstractionStarter]: For program point L124-3(line 124) no Hoare annotation was computed. [2018-09-19 16:06:46,276 INFO L426 ceAbstractionStarter]: For program point L25-1(lines 25 30) no Hoare annotation was computed. [2018-09-19 16:06:46,276 INFO L426 ceAbstractionStarter]: For program point L58-2(lines 58 61) no Hoare annotation was computed. [2018-09-19 16:06:46,277 INFO L422 ceAbstractionStarter]: At program point L25-3(lines 25 30) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32))) [2018-09-19 16:06:46,277 INFO L426 ceAbstractionStarter]: For program point L25-4(lines 19 127) no Hoare annotation was computed. [2018-09-19 16:06:46,277 INFO L426 ceAbstractionStarter]: For program point L50-1(lines 50 51) no Hoare annotation was computed. [2018-09-19 16:06:46,277 INFO L426 ceAbstractionStarter]: For program point L50-3(lines 50 51) no Hoare annotation was computed. [2018-09-19 16:06:46,277 INFO L422 ceAbstractionStarter]: At program point L50-4(lines 50 51) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (exists ((|v_q#valueAsBitvector_7| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_7|) ((_ extract 62 52) |v_q#valueAsBitvector_7|) ((_ extract 51 0) |v_q#valueAsBitvector_7|)) |__ieee754_sqrt_#in~x|) (not (= (_ bv0 32) (bvor (bvand ((_ extract 63 32) |v_q#valueAsBitvector_7|) (_ bv2147483647 32)) ((_ extract 31 0) |v_q#valueAsBitvector_7|)))))) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32))) [2018-09-19 16:06:46,277 INFO L426 ceAbstractionStarter]: For program point L50-5(lines 50 51) no Hoare annotation was computed. [2018-09-19 16:06:46,277 INFO L426 ceAbstractionStarter]: For program point L108(lines 108 109) no Hoare annotation was computed. [2018-09-19 16:06:46,278 INFO L426 ceAbstractionStarter]: For program point L108-2(lines 108 109) no Hoare annotation was computed. [2018-09-19 16:06:46,278 INFO L426 ceAbstractionStarter]: For program point L100(lines 100 114) no Hoare annotation was computed. [2018-09-19 16:06:46,278 INFO L426 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-09-19 16:06:46,278 INFO L426 ceAbstractionStarter]: For program point L26-1(line 26) no Hoare annotation was computed. [2018-09-19 16:06:46,278 INFO L426 ceAbstractionStarter]: For program point L26-2(line 26) no Hoare annotation was computed. [2018-09-19 16:06:46,278 INFO L426 ceAbstractionStarter]: For program point L26-3(line 26) no Hoare annotation was computed. [2018-09-19 16:06:46,279 INFO L426 ceAbstractionStarter]: For program point L117(lines 117 118) no Hoare annotation was computed. [2018-09-19 16:06:46,279 INFO L426 ceAbstractionStarter]: For program point L117-2(lines 117 118) no Hoare annotation was computed. [2018-09-19 16:06:46,279 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-19 16:06:46,279 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-19 16:06:46,279 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-19 16:06:46,279 INFO L422 ceAbstractionStarter]: At program point L132-3(lines 132 136) the Hoare annotation is: (= |__signbit_double_#in~x| __signbit_double_~x) [2018-09-19 16:06:46,279 INFO L426 ceAbstractionStarter]: For program point L132-4(lines 132 136) no Hoare annotation was computed. [2018-09-19 16:06:46,280 INFO L426 ceAbstractionStarter]: For program point __signbit_doubleFINAL(lines 129 139) no Hoare annotation was computed. [2018-09-19 16:06:46,280 INFO L426 ceAbstractionStarter]: For program point __signbit_doubleEXIT(lines 129 139) no Hoare annotation was computed. [2018-09-19 16:06:46,280 INFO L429 ceAbstractionStarter]: At program point __signbit_doubleENTRY(lines 129 139) the Hoare annotation is: true [2018-09-19 16:06:46,280 INFO L426 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-09-19 16:06:46,280 INFO L426 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-09-19 16:06:46,280 INFO L426 ceAbstractionStarter]: For program point L135-1(line 135) no Hoare annotation was computed. [2018-09-19 16:06:46,280 INFO L426 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-09-19 16:06:46,280 INFO L426 ceAbstractionStarter]: For program point L135-2(line 135) no Hoare annotation was computed. [2018-09-19 16:06:46,280 INFO L426 ceAbstractionStarter]: For program point L133-1(line 133) no Hoare annotation was computed. [2018-09-19 16:06:46,281 INFO L426 ceAbstractionStarter]: For program point L133-2(line 133) no Hoare annotation was computed. [2018-09-19 16:06:46,281 INFO L426 ceAbstractionStarter]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2018-09-19 16:06:46,281 INFO L426 ceAbstractionStarter]: For program point L133-3(line 133) no Hoare annotation was computed. [2018-09-19 16:06:46,281 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-19 16:06:46,281 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-19 16:06:46,281 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-19 16:06:46,281 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-19 16:06:46,281 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 141 159) the Hoare annotation is: true [2018-09-19 16:06:46,281 INFO L426 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-09-19 16:06:46,282 INFO L426 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-09-19 16:06:46,282 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 141 159) no Hoare annotation was computed. [2018-09-19 16:06:46,282 INFO L422 ceAbstractionStarter]: At program point L153-1(line 153) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= main_~res~0 .cse0) |main_#t~short11| (= main_~x~0 .cse0))) [2018-09-19 16:06:46,282 INFO L426 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2018-09-19 16:06:46,282 INFO L422 ceAbstractionStarter]: At program point L150(line 150) the Hoare annotation is: (= main_~x~0 (fp.neg (_ +zero 11 53))) [2018-09-19 16:06:46,282 INFO L426 ceAbstractionStarter]: For program point L150-1(line 150) no Hoare annotation was computed. [2018-09-19 16:06:46,282 INFO L426 ceAbstractionStarter]: For program point L153-4(lines 153 156) no Hoare annotation was computed. [2018-09-19 16:06:46,283 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 154) no Hoare annotation was computed. [2018-09-19 16:06:46,283 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 141 159) no Hoare annotation was computed. [2018-09-19 16:06:46,288 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,290 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,290 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,290 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,290 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,299 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,299 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,300 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,300 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,300 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,303 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,304 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,304 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,304 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,304 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,305 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,306 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,306 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,306 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,306 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,307 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,308 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,308 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,308 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,309 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,309 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,310 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,310 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,310 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,311 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,312 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,312 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,312 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,312 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,313 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,313 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,314 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,314 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,314 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,314 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,315 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,315 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,316 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,316 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,316 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,317 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,317 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,317 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,318 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,318 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 04:06:46 BoogieIcfgContainer [2018-09-19 16:06:46,320 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 16:06:46,321 INFO L168 Benchmark]: Toolchain (without parser) took 37526.18 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 721.4 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -345.1 MB). Peak memory consumption was 376.3 MB. Max. memory is 7.1 GB. [2018-09-19 16:06:46,322 INFO L168 Benchmark]: CDTParser took 0.26 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 16:06:46,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.08 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 16:06:46,324 INFO L168 Benchmark]: Boogie Preprocessor took 88.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-19 16:06:46,324 INFO L168 Benchmark]: RCFGBuilder took 5700.32 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 721.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -757.2 MB). Peak memory consumption was 39.0 MB. Max. memory is 7.1 GB. [2018-09-19 16:06:46,325 INFO L168 Benchmark]: TraceAbstraction took 31339.86 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 401.5 MB). Peak memory consumption was 401.5 MB. Max. memory is 7.1 GB. [2018-09-19 16:06:46,329 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 391.08 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 88.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 5700.32 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 721.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -757.2 MB). Peak memory consumption was 39.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 31339.86 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 401.5 MB). Peak memory consumption was 401.5 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[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 154]: 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: 120]: Loop Invariant [2018-09-19 16:06:46,340 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,340 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,340 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,341 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,341 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,342 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,342 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,342 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,342 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,342 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] Derived loop invariant: (x == \old(x) && (\exists v_q#valueAsBitvector_7 : bv64 :: ~fp~LONGDOUBLE(v_q#valueAsBitvector_7[63:63], v_q#valueAsBitvector_7[62:52], v_q#valueAsBitvector_7[51:0]) == \old(x) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_7[63:32], 2147483647bv32), v_q#valueAsBitvector_7[31:0])))) && ~bvadd64(sign, 2147483648bv32) == 0bv32 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 45]: Loop Invariant [2018-09-19 16:06:46,344 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,344 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,344 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,344 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,344 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,345 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,345 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,345 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,346 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,346 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] Derived loop invariant: (x == \old(x) && (\exists v_q#valueAsBitvector_7 : bv64 :: ~fp~LONGDOUBLE(v_q#valueAsBitvector_7[63:63], v_q#valueAsBitvector_7[62:52], v_q#valueAsBitvector_7[51:0]) == \old(x) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_7[63:32], 2147483647bv32), v_q#valueAsBitvector_7[31:0])))) && ~bvadd64(sign, 2147483648bv32) == 0bv32 - InvariantResult [Line: 82]: Loop Invariant [2018-09-19 16:06:46,347 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,347 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,347 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,347 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,348 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,348 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,349 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,349 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,349 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,349 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] Derived loop invariant: (x == \old(x) && (\exists v_q#valueAsBitvector_7 : bv64 :: ~fp~LONGDOUBLE(v_q#valueAsBitvector_7[63:63], v_q#valueAsBitvector_7[62:52], v_q#valueAsBitvector_7[51:0]) == \old(x) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_7[63:32], 2147483647bv32), v_q#valueAsBitvector_7[31:0])))) && ~bvadd64(sign, 2147483648bv32) == 0bv32 - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32 - InvariantResult [Line: 69]: Loop Invariant [2018-09-19 16:06:46,350 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,351 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,351 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,351 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,351 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,352 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,352 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,352 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,353 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,353 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] Derived loop invariant: (x == \old(x) && (\exists v_q#valueAsBitvector_7 : bv64 :: ~fp~LONGDOUBLE(v_q#valueAsBitvector_7[63:63], v_q#valueAsBitvector_7[62:52], v_q#valueAsBitvector_7[51:0]) == \old(x) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_7[63:32], 2147483647bv32), v_q#valueAsBitvector_7[31:0])))) && ~bvadd64(sign, 2147483648bv32) == 0bv32 - InvariantResult [Line: 50]: Loop Invariant [2018-09-19 16:06:46,354 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,354 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,354 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,354 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,355 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,355 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,356 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,356 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,356 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-09-19 16:06:46,356 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] Derived loop invariant: (x == \old(x) && (\exists v_q#valueAsBitvector_7 : bv64 :: ~fp~LONGDOUBLE(v_q#valueAsBitvector_7[63:63], v_q#valueAsBitvector_7[62:52], v_q#valueAsBitvector_7[51:0]) == \old(x) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_7[63:32], 2147483647bv32), v_q#valueAsBitvector_7[31:0])))) && ~bvadd64(sign, 2147483648bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 100 locations, 1 error locations. SAFE Result, 31.2s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 23.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 438 SDtfs, 402 SDslu, 1750 SDs, 0 SdLazy, 657 SolverSat, 40 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 19.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 179 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 6.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred 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, 9 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 21 PreInvPairs, 31 NumberOfFragments, 182 HoareAnnotationTreeSize, 21 FomulaSimplifications, 192 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 155 NumberOfCodeBlocks, 155 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 150 ConstructedInterpolants, 41 QuantifiedInterpolants, 40185 SizeOfPredicates, 30 NumberOfNonLiveVariables, 364 ConjunctsInSsa, 46 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...