java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0281_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2c62905 [2018-09-19 16:21:30,063 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 16:21:30,065 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 16:21:30,081 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 16:21:30,082 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 16:21:30,083 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 16:21:30,084 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 16:21:30,087 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 16:21:30,090 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 16:21:30,090 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 16:21:30,091 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 16:21:30,092 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 16:21:30,093 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 16:21:30,094 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 16:21:30,095 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 16:21:30,096 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 16:21:30,097 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 16:21:30,098 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 16:21:30,100 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 16:21:30,102 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 16:21:30,103 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 16:21:30,104 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 16:21:30,107 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 16:21:30,107 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 16:21:30,108 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 16:21:30,109 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 16:21:30,110 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 16:21:30,111 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 16:21:30,111 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 16:21:30,113 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 16:21:30,113 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 16:21:30,114 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-19 16:21:30,114 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-19 16:21:30,114 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-19 16:21:30,115 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-19 16:21:30,116 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-19 16:21:30,117 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 16:21:30,132 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 16:21:30,132 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 16:21:30,134 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 16:21:30,134 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-19 16:21:30,135 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-19 16:21:30,135 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-19 16:21:30,135 INFO L133 SettingsManager]: * Use SBE=true [2018-09-19 16:21:30,136 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 16:21:30,136 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-19 16:21:30,136 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-19 16:21:30,136 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 16:21:30,136 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 16:21:30,137 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 16:21:30,137 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 16:21:30,137 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-19 16:21:30,137 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-19 16:21:30,139 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-19 16:21:30,139 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 16:21:30,139 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 16:21:30,139 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 16:21:30,139 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 16:21:30,140 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 16:21:30,140 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 16:21:30,140 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 16:21:30,140 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 16:21:30,141 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 16:21:30,141 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 16:21:30,141 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-19 16:21:30,141 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 16:21:30,142 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-19 16:21:30,142 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-19 16:21:30,142 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 16:21:30,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 16:21:30,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 16:21:30,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 16:21:30,226 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 16:21:30,227 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 16:21:30,228 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0281_true-unreach-call.c [2018-09-19 16:21:30,572 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2da17ef/aa5270d5e2804c9387b65bdfa3205369/FLAGeca004f58 [2018-09-19 16:21:30,757 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 16:21:30,758 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0281_true-unreach-call.c [2018-09-19 16:21:30,769 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2da17ef/aa5270d5e2804c9387b65bdfa3205369/FLAGeca004f58 [2018-09-19 16:21:30,784 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2da17ef/aa5270d5e2804c9387b65bdfa3205369 [2018-09-19 16:21:30,796 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 16:21:30,800 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-19 16:21:30,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 16:21:30,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 16:21:30,812 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 16:21:30,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 04:21:30" (1/1) ... [2018-09-19 16:21:30,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ac291cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:21:30, skipping insertion in model container [2018-09-19 16:21:30,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 04:21:30" (1/1) ... [2018-09-19 16:21:30,828 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 16:21:31,194 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 16:21:31,229 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 16:21:31,325 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 16:21:31,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:21:31 WrapperNode [2018-09-19 16:21:31,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 16:21:31,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 16:21:31,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 16:21:31,391 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 16:21:31,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:21:31" (1/1) ... [2018-09-19 16:21:31,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:21:31" (1/1) ... [2018-09-19 16:21:31,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:21:31" (1/1) ... [2018-09-19 16:21:31,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:21:31" (1/1) ... [2018-09-19 16:21:31,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:21:31" (1/1) ... [2018-09-19 16:21:31,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:21:31" (1/1) ... [2018-09-19 16:21:31,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:21:31" (1/1) ... [2018-09-19 16:21:31,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 16:21:31,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 16:21:31,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 16:21:31,476 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 16:21:31,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:21:31" (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 16:21:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 16:21:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 16:21:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-09-19 16:21:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-09-19 16:21:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-09-19 16:21:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_asinf [2018-09-19 16:21:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 16:21:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-19 16:21:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-19 16:21:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-09-19 16:21:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-09-19 16:21:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-19 16:21:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-09-19 16:21:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-19 16:21:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-19 16:21:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-19 16:21:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-09-19 16:21:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-09-19 16:21:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_asinf [2018-09-19 16:21:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 16:21:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 16:21:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 16:21:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-19 16:21:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-09-19 16:21:31,977 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:21:32,000 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:21:39,835 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:21:39,851 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:21:42,193 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:21:42,233 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:21:42,666 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:21:42,682 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:21:43,281 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 16:21:43,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 04:21:43 BoogieIcfgContainer [2018-09-19 16:21:43,282 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 16:21:43,283 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 16:21:43,283 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 16:21:43,286 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 16:21:43,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 04:21:30" (1/3) ... [2018-09-19 16:21:43,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e2ee853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 04:21:43, skipping insertion in model container [2018-09-19 16:21:43,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:21:31" (2/3) ... [2018-09-19 16:21:43,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e2ee853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 04:21:43, skipping insertion in model container [2018-09-19 16:21:43,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 04:21:43" (3/3) ... [2018-09-19 16:21:43,290 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0281_true-unreach-call.c [2018-09-19 16:21:43,298 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 16:21:43,306 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 16:21:43,359 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 16:21:43,360 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 16:21:43,360 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 16:21:43,360 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 16:21:43,360 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 16:21:43,361 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 16:21:43,361 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 16:21:43,361 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 16:21:43,361 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 16:21:43,384 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2018-09-19 16:21:43,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-19 16:21:43,391 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:21:43,392 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] [2018-09-19 16:21:43,395 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:21:43,400 INFO L82 PathProgramCache]: Analyzing trace with hash 1489051016, now seen corresponding path program 1 times [2018-09-19 16:21:43,404 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:21:43,405 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 16:21:43,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:21:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:21:43,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:21:43,715 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 16:21:43,715 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:21:43,730 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:21:43,730 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-19 16:21:43,734 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-19 16:21:43,749 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-19 16:21:43,749 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-19 16:21:43,752 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2018-09-19 16:21:43,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:21:43,794 INFO L93 Difference]: Finished difference Result 261 states and 332 transitions. [2018-09-19 16:21:43,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-19 16:21:43,796 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-09-19 16:21:43,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:21:43,808 INFO L225 Difference]: With dead ends: 261 [2018-09-19 16:21:43,808 INFO L226 Difference]: Without dead ends: 130 [2018-09-19 16:21:43,814 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 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 16:21:43,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-09-19 16:21:43,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-09-19 16:21:43,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-09-19 16:21:43,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 147 transitions. [2018-09-19 16:21:43,866 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 147 transitions. Word has length 21 [2018-09-19 16:21:43,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:21:43,867 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 147 transitions. [2018-09-19 16:21:43,867 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-19 16:21:43,867 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 147 transitions. [2018-09-19 16:21:43,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-19 16:21:43,868 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:21:43,869 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 16:21:43,869 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:21:43,870 INFO L82 PathProgramCache]: Analyzing trace with hash 198946282, now seen corresponding path program 1 times [2018-09-19 16:21:43,870 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:21:43,871 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 16:21:43,883 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:21:44,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:21:44,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:21:44,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-19 16:21:44,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-19 16:21:44,291 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:21:44,311 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:21:44,388 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:21:44,389 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-19 16:21:44,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-19 16:21:44,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-19 16:21:44,471 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:21:44,486 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:21:44,489 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:21:44,490 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-19 16:21:44,958 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 16:21:44,958 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:21:44,975 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:21:44,975 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-19 16:21:44,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-19 16:21:44,979 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-19 16:21:44,979 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-19 16:21:44,980 INFO L87 Difference]: Start difference. First operand 130 states and 147 transitions. Second operand 9 states. [2018-09-19 16:21:45,366 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-19 16:21:54,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:21:54,081 INFO L93 Difference]: Finished difference Result 143 states and 160 transitions. [2018-09-19 16:21:54,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-19 16:21:54,082 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 30 [2018-09-19 16:21:54,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:21:54,086 INFO L225 Difference]: With dead ends: 143 [2018-09-19 16:21:54,087 INFO L226 Difference]: Without dead ends: 133 [2018-09-19 16:21:54,088 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2018-09-19 16:21:54,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-09-19 16:21:54,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 130. [2018-09-19 16:21:54,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-09-19 16:21:54,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 146 transitions. [2018-09-19 16:21:54,104 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 146 transitions. Word has length 30 [2018-09-19 16:21:54,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:21:54,105 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 146 transitions. [2018-09-19 16:21:54,105 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-19 16:21:54,105 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 146 transitions. [2018-09-19 16:21:54,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-19 16:21:54,106 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:21:54,106 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 16:21:54,107 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:21:54,107 INFO L82 PathProgramCache]: Analyzing trace with hash 941059086, now seen corresponding path program 1 times [2018-09-19 16:21:54,108 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:21:54,108 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-19 16:21:54,115 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:21:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:21:54,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:21:55,681 WARN L178 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2018-09-19 16:21:57,692 WARN L178 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2018-09-19 16:22:00,372 WARN L178 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2018-09-19 16:22:03,832 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 16:22:03,832 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:22:03,853 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:22:03,853 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-19 16:22:03,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-19 16:22:03,854 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-19 16:22:03,854 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-09-19 16:22:03,855 INFO L87 Difference]: Start difference. First operand 130 states and 146 transitions. Second operand 7 states. [2018-09-19 16:22:13,692 WARN L178 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 11 [2018-09-19 16:22:16,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:22:16,189 INFO L93 Difference]: Finished difference Result 137 states and 153 transitions. [2018-09-19 16:22:16,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-19 16:22:16,191 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 31 [2018-09-19 16:22:16,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:22:16,193 INFO L225 Difference]: With dead ends: 137 [2018-09-19 16:22:16,194 INFO L226 Difference]: Without dead ends: 130 [2018-09-19 16:22:16,194 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.9s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-09-19 16:22:16,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-09-19 16:22:16,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-09-19 16:22:16,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-09-19 16:22:16,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 145 transitions. [2018-09-19 16:22:16,211 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 145 transitions. Word has length 31 [2018-09-19 16:22:16,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:22:16,211 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 145 transitions. [2018-09-19 16:22:16,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-19 16:22:16,211 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 145 transitions. [2018-09-19 16:22:16,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-19 16:22:16,213 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:22:16,213 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] [2018-09-19 16:22:16,213 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:22:16,213 INFO L82 PathProgramCache]: Analyzing trace with hash -973009308, now seen corresponding path program 1 times [2018-09-19 16:22:16,214 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:22:16,214 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 16:22:16,225 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:22:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:22:17,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:22:17,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-19 16:22:17,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-19 16:22:17,503 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:22:17,509 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:22:17,523 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:22:17,524 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-19 16:22:17,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-19 16:22:17,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-19 16:22:17,608 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:22:17,611 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:22:17,615 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:22:17,616 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-19 16:22:17,931 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 16:22:17,932 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:22:17,959 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:22:17,959 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-19 16:22:17,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-19 16:22:17,960 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-19 16:22:17,961 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-09-19 16:22:17,961 INFO L87 Difference]: Start difference. First operand 130 states and 145 transitions. Second operand 11 states. [2018-09-19 16:22:24,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:22:24,596 INFO L93 Difference]: Finished difference Result 172 states and 191 transitions. [2018-09-19 16:22:24,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-19 16:22:24,598 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 33 [2018-09-19 16:22:24,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:22:24,600 INFO L225 Difference]: With dead ends: 172 [2018-09-19 16:22:24,600 INFO L226 Difference]: Without dead ends: 114 [2018-09-19 16:22:24,601 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2018-09-19 16:22:24,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-09-19 16:22:24,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 109. [2018-09-19 16:22:24,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-09-19 16:22:24,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 121 transitions. [2018-09-19 16:22:24,615 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 121 transitions. Word has length 33 [2018-09-19 16:22:24,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:22:24,615 INFO L480 AbstractCegarLoop]: Abstraction has 109 states and 121 transitions. [2018-09-19 16:22:24,616 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-19 16:22:24,616 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 121 transitions. [2018-09-19 16:22:24,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-19 16:22:24,618 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:22:24,619 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 16:22:24,619 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:22:24,619 INFO L82 PathProgramCache]: Analyzing trace with hash 720506233, now seen corresponding path program 1 times [2018-09-19 16:22:24,620 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:22:24,620 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) [2018-09-19 16:22:24,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-09-19 16:22:25,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:22:25,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:22:26,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-19 16:22:26,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-19 16:22:26,007 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:22:26,012 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:22:26,023 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:22:26,023 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-19 16:22:26,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-19 16:22:26,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-19 16:22:26,049 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:22:26,052 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:22:26,055 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:22:26,055 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-19 16:22:26,378 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 16:22:26,378 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:22:26,410 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:22:26,410 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-19 16:22:26,411 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-19 16:22:26,411 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-19 16:22:26,411 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-09-19 16:22:26,411 INFO L87 Difference]: Start difference. First operand 109 states and 121 transitions. Second operand 11 states. [2018-09-19 16:22:29,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:22:29,809 INFO L93 Difference]: Finished difference Result 125 states and 139 transitions. [2018-09-19 16:22:29,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-09-19 16:22:29,815 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 77 [2018-09-19 16:22:29,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:22:29,816 INFO L225 Difference]: With dead ends: 125 [2018-09-19 16:22:29,816 INFO L226 Difference]: Without dead ends: 109 [2018-09-19 16:22:29,818 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2018-09-19 16:22:29,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2018-09-19 16:22:29,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2018-09-19 16:22:29,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-09-19 16:22:29,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 120 transitions. [2018-09-19 16:22:29,834 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 120 transitions. Word has length 77 [2018-09-19 16:22:29,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:22:29,834 INFO L480 AbstractCegarLoop]: Abstraction has 109 states and 120 transitions. [2018-09-19 16:22:29,834 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-19 16:22:29,834 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 120 transitions. [2018-09-19 16:22:29,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-19 16:22:29,837 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:22:29,837 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 16:22:29,838 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:22:29,838 INFO L82 PathProgramCache]: Analyzing trace with hash -561287118, now seen corresponding path program 1 times [2018-09-19 16:22:29,838 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:22:29,839 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-09-19 16:22:29,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:22:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:22:31,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:22:31,291 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 16:22:31,291 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:22:31,320 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:22:31,320 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-19 16:22:31,321 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-19 16:22:31,321 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-19 16:22:31,321 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-09-19 16:22:31,321 INFO L87 Difference]: Start difference. First operand 109 states and 120 transitions. Second operand 5 states. [2018-09-19 16:22:31,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:22:31,401 INFO L93 Difference]: Finished difference Result 109 states and 120 transitions. [2018-09-19 16:22:31,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-19 16:22:31,403 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 79 [2018-09-19 16:22:31,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:22:31,404 INFO L225 Difference]: With dead ends: 109 [2018-09-19 16:22:31,404 INFO L226 Difference]: Without dead ends: 0 [2018-09-19 16:22:31,405 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-09-19 16:22:31,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-19 16:22:31,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-19 16:22:31,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-19 16:22:31,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-19 16:22:31,406 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2018-09-19 16:22:31,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:22:31,406 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-19 16:22:31,406 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-19 16:22:31,406 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-19 16:22:31,407 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-19 16:22:31,412 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-19 16:22:31,981 WARN L178 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2018-09-19 16:22:32,282 WARN L178 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2018-09-19 16:22:32,399 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 19 [2018-09-19 16:22:34,116 WARN L178 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 15 [2018-09-19 16:22:34,118 INFO L426 ceAbstractionStarter]: For program point isnan_floatFINAL(line 13) no Hoare annotation was computed. [2018-09-19 16:22:34,118 INFO L429 ceAbstractionStarter]: At program point isnan_floatENTRY(line 13) the Hoare annotation is: true [2018-09-19 16:22:34,119 INFO L426 ceAbstractionStarter]: For program point isnan_floatEXIT(line 13) no Hoare annotation was computed. [2018-09-19 16:22:34,119 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-19 16:22:34,119 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-19 16:22:34,119 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-19 16:22:34,119 INFO L426 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-09-19 16:22:34,119 INFO L426 ceAbstractionStarter]: For program point L93-1(line 93) no Hoare annotation was computed. [2018-09-19 16:22:34,119 INFO L426 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-09-19 16:22:34,119 INFO L426 ceAbstractionStarter]: For program point L93-2(line 93) no Hoare annotation was computed. [2018-09-19 16:22:34,120 INFO L426 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2018-09-19 16:22:34,120 INFO L426 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 83 96) no Hoare annotation was computed. [2018-09-19 16:22:34,120 INFO L426 ceAbstractionStarter]: For program point L91-2(line 91) no Hoare annotation was computed. [2018-09-19 16:22:34,120 INFO L426 ceAbstractionStarter]: For program point L91-3(line 91) no Hoare annotation was computed. [2018-09-19 16:22:34,120 INFO L426 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-09-19 16:22:34,121 INFO L426 ceAbstractionStarter]: For program point L85-1(lines 85 89) no Hoare annotation was computed. [2018-09-19 16:22:34,121 INFO L429 ceAbstractionStarter]: At program point L85-3(lines 85 89) the Hoare annotation is: true [2018-09-19 16:22:34,121 INFO L426 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 83 96) no Hoare annotation was computed. [2018-09-19 16:22:34,121 INFO L426 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2018-09-19 16:22:34,121 INFO L426 ceAbstractionStarter]: For program point L90(lines 90 94) no Hoare annotation was computed. [2018-09-19 16:22:34,121 INFO L426 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-09-19 16:22:34,121 INFO L426 ceAbstractionStarter]: For program point L90-2(lines 83 96) no Hoare annotation was computed. [2018-09-19 16:22:34,121 INFO L426 ceAbstractionStarter]: For program point L88-1(line 88) no Hoare annotation was computed. [2018-09-19 16:22:34,122 INFO L426 ceAbstractionStarter]: For program point L90-3(lines 90 94) no Hoare annotation was computed. [2018-09-19 16:22:34,122 INFO L429 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 83 96) the Hoare annotation is: true [2018-09-19 16:22:34,122 INFO L426 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2018-09-19 16:22:34,122 INFO L426 ceAbstractionStarter]: For program point L88-2(line 88) no Hoare annotation was computed. [2018-09-19 16:22:34,122 INFO L426 ceAbstractionStarter]: For program point L86-1(line 86) no Hoare annotation was computed. [2018-09-19 16:22:34,122 INFO L426 ceAbstractionStarter]: For program point L86-2(line 86) no Hoare annotation was computed. [2018-09-19 16:22:34,122 INFO L426 ceAbstractionStarter]: For program point L86-3(line 86) no Hoare annotation was computed. [2018-09-19 16:22:34,122 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-19 16:22:34,122 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-19 16:22:34,123 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-19 16:22:34,123 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-19 16:22:34,123 INFO L426 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-09-19 16:22:34,123 INFO L422 ceAbstractionStarter]: At program point L191(line 191) the Hoare annotation is: (and (exists ((__ieee754_asinf_~x (_ FloatingPoint 8 24))) (= main_~res~0 (let ((.cse0 (fp.sub RNE __ieee754_asinf_~x __ieee754_asinf_~x))) (fp.div RNE .cse0 .cse0)))) (let ((.cse1 ((_ to_fp 8 24) RNE 1.0))) (or (fp.lt main_~x~0 (fp.neg .cse1)) (fp.gt main_~x~0 .cse1)))) [2018-09-19 16:22:34,123 INFO L426 ceAbstractionStarter]: For program point L191-1(lines 191 194) no Hoare annotation was computed. [2018-09-19 16:22:34,123 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 176 198) the Hoare annotation is: true [2018-09-19 16:22:34,123 INFO L422 ceAbstractionStarter]: At program point L188(line 188) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) RNE 1.0))) (or (fp.lt main_~x~0 (fp.neg .cse0)) (fp.gt main_~x~0 .cse0))) [2018-09-19 16:22:34,123 INFO L426 ceAbstractionStarter]: For program point L188-1(line 188) no Hoare annotation was computed. [2018-09-19 16:22:34,124 INFO L426 ceAbstractionStarter]: For program point L186(lines 186 195) no Hoare annotation was computed. [2018-09-19 16:22:34,124 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 176 198) no Hoare annotation was computed. [2018-09-19 16:22:34,124 INFO L426 ceAbstractionStarter]: For program point L186-2(lines 186 195) no Hoare annotation was computed. [2018-09-19 16:22:34,124 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 176 198) no Hoare annotation was computed. [2018-09-19 16:22:34,124 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 192) no Hoare annotation was computed. [2018-09-19 16:22:34,124 INFO L426 ceAbstractionStarter]: For program point L159(lines 159 163) no Hoare annotation was computed. [2018-09-19 16:22:34,125 INFO L426 ceAbstractionStarter]: For program point L159-2(lines 151 169) no Hoare annotation was computed. [2018-09-19 16:22:34,125 INFO L426 ceAbstractionStarter]: For program point L159-3(lines 159 163) no Hoare annotation was computed. [2018-09-19 16:22:34,125 INFO L426 ceAbstractionStarter]: For program point L155(line 155) no Hoare annotation was computed. [2018-09-19 16:22:34,125 INFO L426 ceAbstractionStarter]: For program point L122(lines 122 137) no Hoare annotation was computed. [2018-09-19 16:22:34,125 INFO L426 ceAbstractionStarter]: For program point L155-1(line 155) no Hoare annotation was computed. [2018-09-19 16:22:34,125 INFO L422 ceAbstractionStarter]: At program point L122-1(lines 122 137) the Hoare annotation is: (let ((.cse1 (and (not (bvsgt __ieee754_asinf_~ix~2 (_ bv1065353216 32))) (= |__ieee754_asinf_#in~x| __ieee754_asinf_~x) (exists ((__ieee754_asinf_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) __ieee754_asinf_~hx~1) ((_ extract 30 23) __ieee754_asinf_~hx~1) ((_ extract 22 0) __ieee754_asinf_~hx~1)) |__ieee754_asinf_#in~x|) (= (bvand __ieee754_asinf_~hx~1 (_ bv2147483647 32)) __ieee754_asinf_~ix~2))) (= (fp ((_ extract 31 31) __ieee754_asinf_~hx~1) ((_ extract 30 23) __ieee754_asinf_~hx~1) ((_ extract 22 0) __ieee754_asinf_~hx~1)) |__ieee754_asinf_#in~x|)))) (or (and (exists ((__ieee754_asinf_~hx~1 (_ BitVec 32))) (let ((.cse0 (bvand __ieee754_asinf_~hx~1 (_ bv2147483647 32)))) (and (not (bvslt .cse0 (_ bv1056964608 32))) (= (fp ((_ extract 31 31) __ieee754_asinf_~hx~1) ((_ extract 30 23) __ieee754_asinf_~hx~1) ((_ extract 22 0) __ieee754_asinf_~hx~1)) |__ieee754_asinf_#in~x|) (not (= (bvadd .cse0 (_ bv3229614080 32)) (_ bv0 32))) (not (bvsgt .cse0 (_ bv1065353216 32)))))) .cse1) (and (bvslt __ieee754_asinf_~ix~2 (_ bv1056964608 32)) .cse1))) [2018-09-19 16:22:34,126 INFO L426 ceAbstractionStarter]: For program point L155-2(line 155) no Hoare annotation was computed. [2018-09-19 16:22:34,126 INFO L426 ceAbstractionStarter]: For program point L155-3(line 155) no Hoare annotation was computed. [2018-09-19 16:22:34,126 INFO L422 ceAbstractionStarter]: At program point L147(line 147) the Hoare annotation is: (let ((.cse1 (and (not (bvsgt __ieee754_asinf_~ix~2 (_ bv1065353216 32))) (= |__ieee754_asinf_#in~x| __ieee754_asinf_~x) (exists ((__ieee754_asinf_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) __ieee754_asinf_~hx~1) ((_ extract 30 23) __ieee754_asinf_~hx~1) ((_ extract 22 0) __ieee754_asinf_~hx~1)) |__ieee754_asinf_#in~x|) (= (bvand __ieee754_asinf_~hx~1 (_ bv2147483647 32)) __ieee754_asinf_~ix~2))) (= (fp ((_ extract 31 31) __ieee754_asinf_~hx~1) ((_ extract 30 23) __ieee754_asinf_~hx~1) ((_ extract 22 0) __ieee754_asinf_~hx~1)) |__ieee754_asinf_#in~x|)))) (or (and (exists ((__ieee754_asinf_~hx~1 (_ BitVec 32))) (let ((.cse0 (bvand __ieee754_asinf_~hx~1 (_ bv2147483647 32)))) (and (not (bvslt .cse0 (_ bv1056964608 32))) (= (fp ((_ extract 31 31) __ieee754_asinf_~hx~1) ((_ extract 30 23) __ieee754_asinf_~hx~1) ((_ extract 22 0) __ieee754_asinf_~hx~1)) |__ieee754_asinf_#in~x|) (not (= (bvadd .cse0 (_ bv3229614080 32)) (_ bv0 32))) (not (bvsgt .cse0 (_ bv1065353216 32)))))) .cse1) (and (bvslt __ieee754_asinf_~ix~2 (_ bv1056964608 32)) .cse1))) [2018-09-19 16:22:34,126 INFO L426 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-09-19 16:22:34,126 INFO L426 ceAbstractionStarter]: For program point L147-1(line 147) no Hoare annotation was computed. [2018-09-19 16:22:34,126 INFO L426 ceAbstractionStarter]: For program point L114-1(line 114) no Hoare annotation was computed. [2018-09-19 16:22:34,126 INFO L426 ceAbstractionStarter]: For program point L114-2(line 114) no Hoare annotation was computed. [2018-09-19 16:22:34,127 INFO L426 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-09-19 16:22:34,127 INFO L426 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-09-19 16:22:34,127 INFO L426 ceAbstractionStarter]: For program point L160-1(line 160) no Hoare annotation was computed. [2018-09-19 16:22:34,127 INFO L426 ceAbstractionStarter]: For program point L160-2(line 160) no Hoare annotation was computed. [2018-09-19 16:22:34,127 INFO L426 ceAbstractionStarter]: For program point L160-3(line 160) no Hoare annotation was computed. [2018-09-19 16:22:34,127 INFO L426 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-09-19 16:22:34,127 INFO L426 ceAbstractionStarter]: For program point L123(lines 123 136) no Hoare annotation was computed. [2018-09-19 16:22:34,128 INFO L426 ceAbstractionStarter]: For program point L148(lines 148 169) no Hoare annotation was computed. [2018-09-19 16:22:34,128 INFO L426 ceAbstractionStarter]: For program point L148-2(lines 108 174) no Hoare annotation was computed. [2018-09-19 16:22:34,128 INFO L426 ceAbstractionStarter]: For program point L111-1(lines 111 115) no Hoare annotation was computed. [2018-09-19 16:22:34,128 INFO L422 ceAbstractionStarter]: At program point L111-3(lines 111 115) the Hoare annotation is: (= |__ieee754_asinf_#in~x| __ieee754_asinf_~x) [2018-09-19 16:22:34,128 INFO L426 ceAbstractionStarter]: For program point L111-4(lines 111 115) no Hoare annotation was computed. [2018-09-19 16:22:34,128 INFO L426 ceAbstractionStarter]: For program point L161(line 161) no Hoare annotation was computed. [2018-09-19 16:22:34,129 INFO L426 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-09-19 16:22:34,129 INFO L426 ceAbstractionStarter]: For program point L124(lines 124 125) no Hoare annotation was computed. [2018-09-19 16:22:34,129 INFO L426 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2018-09-19 16:22:34,129 INFO L426 ceAbstractionStarter]: For program point L157-2(line 157) no Hoare annotation was computed. [2018-09-19 16:22:34,129 INFO L426 ceAbstractionStarter]: For program point L120(lines 120 137) no Hoare annotation was computed. [2018-09-19 16:22:34,129 INFO L429 ceAbstractionStarter]: At program point __ieee754_asinfENTRY(lines 108 174) the Hoare annotation is: true [2018-09-19 16:22:34,129 INFO L426 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-09-19 16:22:34,130 INFO L426 ceAbstractionStarter]: For program point L112-1(line 112) no Hoare annotation was computed. [2018-09-19 16:22:34,130 INFO L426 ceAbstractionStarter]: For program point L112-2(line 112) no Hoare annotation was computed. [2018-09-19 16:22:34,130 INFO L426 ceAbstractionStarter]: For program point L112-3(line 112) no Hoare annotation was computed. [2018-09-19 16:22:34,130 INFO L426 ceAbstractionStarter]: For program point __ieee754_asinfFINAL(lines 108 174) no Hoare annotation was computed. [2018-09-19 16:22:34,130 INFO L426 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-09-19 16:22:34,130 INFO L426 ceAbstractionStarter]: For program point L162-1(line 162) no Hoare annotation was computed. [2018-09-19 16:22:34,130 INFO L426 ceAbstractionStarter]: For program point L162-2(line 162) no Hoare annotation was computed. [2018-09-19 16:22:34,131 INFO L426 ceAbstractionStarter]: For program point __ieee754_asinfEXIT(lines 108 174) no Hoare annotation was computed. [2018-09-19 16:22:34,131 INFO L426 ceAbstractionStarter]: For program point L154-1(lines 154 158) no Hoare annotation was computed. [2018-09-19 16:22:34,131 INFO L422 ceAbstractionStarter]: At program point L154-3(lines 154 158) the Hoare annotation is: (and (not (bvsgt __ieee754_asinf_~ix~2 (_ bv1065353216 32))) (= |__ieee754_asinf_#in~x| __ieee754_asinf_~x) (exists ((__ieee754_asinf_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) __ieee754_asinf_~hx~1) ((_ extract 30 23) __ieee754_asinf_~hx~1) ((_ extract 22 0) __ieee754_asinf_~hx~1)) |__ieee754_asinf_#in~x|) (= (bvand __ieee754_asinf_~hx~1 (_ bv2147483647 32)) __ieee754_asinf_~ix~2))) (= (fp ((_ extract 31 31) __ieee754_asinf_~hx~1) ((_ extract 30 23) __ieee754_asinf_~hx~1) ((_ extract 22 0) __ieee754_asinf_~hx~1)) |__ieee754_asinf_#in~x|)) [2018-09-19 16:22:34,131 INFO L426 ceAbstractionStarter]: For program point L117(lines 117 137) no Hoare annotation was computed. [2018-09-19 16:22:34,131 INFO L426 ceAbstractionStarter]: For program point L113(line 113) no Hoare annotation was computed. [2018-09-19 16:22:34,132 INFO L426 ceAbstractionStarter]: For program point L77(line 77) no Hoare annotation was computed. [2018-09-19 16:22:34,132 INFO L426 ceAbstractionStarter]: For program point L77-1(line 77) no Hoare annotation was computed. [2018-09-19 16:22:34,132 INFO L426 ceAbstractionStarter]: For program point L77-2(line 77) no Hoare annotation was computed. [2018-09-19 16:22:34,132 INFO L426 ceAbstractionStarter]: For program point L77-3(line 77) no Hoare annotation was computed. [2018-09-19 16:22:34,132 INFO L426 ceAbstractionStarter]: For program point L53-1(lines 53 62) no Hoare annotation was computed. [2018-09-19 16:22:34,132 INFO L429 ceAbstractionStarter]: At program point L53-3(lines 53 62) the Hoare annotation is: true [2018-09-19 16:22:34,133 INFO L426 ceAbstractionStarter]: For program point L53-4(lines 17 82) no Hoare annotation was computed. [2018-09-19 16:22:34,133 INFO L429 ceAbstractionStarter]: At program point __ieee754_sqrtfENTRY(lines 17 82) the Hoare annotation is: true [2018-09-19 16:22:34,133 INFO L426 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-09-19 16:22:34,133 INFO L426 ceAbstractionStarter]: For program point L45(lines 45 46) no Hoare annotation was computed. [2018-09-19 16:22:34,133 INFO L426 ceAbstractionStarter]: For program point L45-2(lines 45 46) no Hoare annotation was computed. [2018-09-19 16:22:34,133 INFO L426 ceAbstractionStarter]: For program point __ieee754_sqrtfFINAL(lines 17 82) no Hoare annotation was computed. [2018-09-19 16:22:34,133 INFO L426 ceAbstractionStarter]: For program point L29(lines 29 30) no Hoare annotation was computed. [2018-09-19 16:22:34,134 INFO L426 ceAbstractionStarter]: For program point __ieee754_sqrtfEXIT(lines 17 82) no Hoare annotation was computed. [2018-09-19 16:22:34,134 INFO L426 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-09-19 16:22:34,134 INFO L426 ceAbstractionStarter]: For program point L79-1(line 79) no Hoare annotation was computed. [2018-09-19 16:22:34,134 INFO L426 ceAbstractionStarter]: For program point L79-2(line 79) no Hoare annotation was computed. [2018-09-19 16:22:34,134 INFO L426 ceAbstractionStarter]: For program point L38(lines 38 42) no Hoare annotation was computed. [2018-09-19 16:22:34,134 INFO L426 ceAbstractionStarter]: For program point L38-2(lines 38 42) no Hoare annotation was computed. [2018-09-19 16:22:34,135 INFO L426 ceAbstractionStarter]: For program point L55(lines 55 59) no Hoare annotation was computed. [2018-09-19 16:22:34,135 INFO L426 ceAbstractionStarter]: For program point L22-1(lines 22 26) no Hoare annotation was computed. [2018-09-19 16:22:34,135 INFO L426 ceAbstractionStarter]: For program point L55-2(lines 55 59) no Hoare annotation was computed. [2018-09-19 16:22:34,135 INFO L429 ceAbstractionStarter]: At program point L22-3(lines 22 26) the Hoare annotation is: true [2018-09-19 16:22:34,135 INFO L426 ceAbstractionStarter]: For program point L22-4(lines 22 26) no Hoare annotation was computed. [2018-09-19 16:22:34,135 INFO L426 ceAbstractionStarter]: For program point L39-1(lines 39 40) no Hoare annotation was computed. [2018-09-19 16:22:34,135 INFO L426 ceAbstractionStarter]: For program point L39-3(lines 39 40) no Hoare annotation was computed. [2018-09-19 16:22:34,136 INFO L429 ceAbstractionStarter]: At program point L39-4(lines 39 40) the Hoare annotation is: true [2018-09-19 16:22:34,136 INFO L426 ceAbstractionStarter]: For program point L39-5(lines 39 40) no Hoare annotation was computed. [2018-09-19 16:22:34,136 INFO L426 ceAbstractionStarter]: For program point L64(lines 64 73) no Hoare annotation was computed. [2018-09-19 16:22:34,136 INFO L426 ceAbstractionStarter]: For program point L23(line 23) no Hoare annotation was computed. [2018-09-19 16:22:34,136 INFO L426 ceAbstractionStarter]: For program point L23-1(line 23) no Hoare annotation was computed. [2018-09-19 16:22:34,136 INFO L426 ceAbstractionStarter]: For program point L23-2(line 23) no Hoare annotation was computed. [2018-09-19 16:22:34,136 INFO L426 ceAbstractionStarter]: For program point L23-3(line 23) no Hoare annotation was computed. [2018-09-19 16:22:34,137 INFO L426 ceAbstractionStarter]: For program point L32(lines 32 33) no Hoare annotation was computed. [2018-09-19 16:22:34,137 INFO L426 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-09-19 16:22:34,137 INFO L426 ceAbstractionStarter]: For program point L66(lines 66 72) no Hoare annotation was computed. [2018-09-19 16:22:34,137 INFO L426 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-09-19 16:22:34,137 INFO L426 ceAbstractionStarter]: For program point L25-1(line 25) no Hoare annotation was computed. [2018-09-19 16:22:34,137 INFO L426 ceAbstractionStarter]: For program point L25-2(line 25) no Hoare annotation was computed. [2018-09-19 16:22:34,137 INFO L426 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-09-19 16:22:34,137 INFO L426 ceAbstractionStarter]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2018-09-19 16:22:34,138 INFO L429 ceAbstractionStarter]: At program point L76-3(lines 76 80) the Hoare annotation is: true [2018-09-19 16:22:34,138 INFO L426 ceAbstractionStarter]: For program point L76-4(lines 76 80) no Hoare annotation was computed. [2018-09-19 16:22:34,138 INFO L426 ceAbstractionStarter]: For program point L68(lines 68 71) no Hoare annotation was computed. [2018-09-19 16:22:34,146 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,147 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,148 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,148 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,153 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,154 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,154 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,154 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 04:22:34 BoogieIcfgContainer [2018-09-19 16:22:34,157 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 16:22:34,158 INFO L168 Benchmark]: Toolchain (without parser) took 63361.85 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 748.2 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -334.4 MB). Peak memory consumption was 413.8 MB. Max. memory is 7.1 GB. [2018-09-19 16:22:34,160 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-19 16:22:34,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 585.73 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2018-09-19 16:22:34,161 INFO L168 Benchmark]: Boogie Preprocessor took 84.67 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 16:22:34,162 INFO L168 Benchmark]: RCFGBuilder took 11806.86 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 748.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -774.9 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2018-09-19 16:22:34,163 INFO L168 Benchmark]: TraceAbstraction took 50874.74 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 416.8 MB). Peak memory consumption was 416.8 MB. Max. memory is 7.1 GB. [2018-09-19 16:22:34,167 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 585.73 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.67 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 11806.86 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 748.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -774.9 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 50874.74 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 416.8 MB). Peak memory consumption was 416.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 192]: 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: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 154]: Loop Invariant [2018-09-19 16:22:34,176 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,176 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,177 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,177 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,178 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,178 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,178 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] [2018-09-19 16:22:34,178 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_asinf_~hx~1,QUANTIFIED] Derived loop invariant: ((!~bvsgt32(ix, 1065353216bv32) && \old(x) == x) && (\exists __ieee754_asinf_~hx~1 : bv32 :: ~fp~LONGDOUBLE(__ieee754_asinf_~hx~1[31:31], __ieee754_asinf_~hx~1[30:23], __ieee754_asinf_~hx~1[22:0]) == \old(x) && ~bvand32(__ieee754_asinf_~hx~1, 2147483647bv32) == ix)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == \old(x) - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 135 locations, 1 error locations. SAFE Result, 50.7s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 31.6s AutomataDifference, 0.0s DeadEndRemovalTime, 2.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 799 SDtfs, 368 SDslu, 3383 SDs, 0 SdLazy, 418 SolverSat, 50 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 25.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 290 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 14.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=135occurred 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, 6 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 19 LocationsWithAnnotation, 38 PreInvPairs, 56 NumberOfFragments, 293 HoareAnnotationTreeSize, 38 FomulaSimplifications, 112 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 19 FomulaSimplificationsInter, 197 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 4.0s SatisfiabilityAnalysisTime, 11.8s InterpolantComputationTime, 271 NumberOfCodeBlocks, 271 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 265 ConstructedInterpolants, 34 QuantifiedInterpolants, 64761 SizeOfPredicates, 29 NumberOfNonLiveVariables, 835 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...