/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0921_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0921_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 183c064a530646119ada233c15fa830a0c2bc1a1 .................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0921_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 183c064a530646119ada233c15fa830a0c2bc1a1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 14:56:57,112 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:56:57,114 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:56:57,128 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:56:57,129 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:56:57,130 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:56:57,131 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:56:57,134 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:56:57,136 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:56:57,137 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:56:57,138 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:56:57,138 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:56:57,139 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:56:57,140 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:56:57,141 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:56:57,142 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:56:57,143 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:56:57,145 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:56:57,147 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:56:57,149 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:56:57,151 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:56:57,152 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:56:57,155 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:56:57,155 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:56:57,156 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:56:57,157 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:56:57,158 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:56:57,159 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:56:57,160 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:56:57,162 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:56:57,162 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:56:57,163 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:56:57,163 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:56:57,163 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:56:57,165 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:56:57,165 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:56:57,166 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 14:56:57,194 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:56:57,195 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:56:57,196 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:56:57,196 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:56:57,197 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:56:57,197 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:56:57,201 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:56:57,201 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:56:57,201 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:56:57,201 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 14:56:57,202 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:56:57,202 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:56:57,202 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:56:57,202 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:56:57,204 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:56:57,205 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:56:57,205 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:56:57,205 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:56:57,205 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:56:57,207 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:56:57,207 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:56:57,207 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:56:57,207 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:56:57,208 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:56:57,208 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:56:57,208 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:56:57,208 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 14:56:57,208 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:56:57,209 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 14:56:57,210 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 183c064a530646119ada233c15fa830a0c2bc1a1 [2018-09-20 14:56:57,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:56:57,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:56:57,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:56:57,282 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:56:57,282 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:56:57,283 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0921_true-unreach-call.c [2018-09-20 14:56:57,638 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/921d9a56d/e05eb745f708412abf16984ac778b6c5/FLAGf83f0db59 [2018-09-20 14:56:57,808 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:56:57,809 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0921_true-unreach-call.c [2018-09-20 14:56:57,818 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/921d9a56d/e05eb745f708412abf16984ac778b6c5/FLAGf83f0db59 [2018-09-20 14:56:57,835 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/921d9a56d/e05eb745f708412abf16984ac778b6c5 [2018-09-20 14:56:57,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:56:57,843 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:56:57,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:56:57,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:56:57,851 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:56:57,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:56:57" (1/1) ... [2018-09-20 14:56:57,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11259bee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:56:57, skipping insertion in model container [2018-09-20 14:56:57,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:56:57" (1/1) ... [2018-09-20 14:56:57,868 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:56:58,173 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:56:58,195 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:56:58,235 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:56:58,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:56:58 WrapperNode [2018-09-20 14:56:58,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:56:58,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:56:58,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:56:58,287 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:56:58,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:56:58" (1/1) ... [2018-09-20 14:56:58,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:56:58" (1/1) ... [2018-09-20 14:56:58,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:56:58" (1/1) ... [2018-09-20 14:56:58,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:56:58" (1/1) ... [2018-09-20 14:56:58,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:56:58" (1/1) ... [2018-09-20 14:56:58,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:56:58" (1/1) ... [2018-09-20 14:56:58,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:56:58" (1/1) ... [2018-09-20 14:56:58,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:56:58,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:56:58,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:56:58,371 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:56:58,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:56:58" (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 [2018-09-20 14:56:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:56:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:56:58,526 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-09-20 14:56:58,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-09-20 14:56:58,526 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 14:56:58,526 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:56:58,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:56:58,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 14:56:58,527 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-09-20 14:56:58,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:56:58,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 14:56:58,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 14:56:58,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:56:58,528 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-09-20 14:56:58,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 14:56:58,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 14:56:58,528 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 14:56:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:56:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:56:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:56:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 14:56:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 14:56:59,324 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:56:59,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:56:59 BoogieIcfgContainer [2018-09-20 14:56:59,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:56:59,326 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:56:59,326 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:56:59,329 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:56:59,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:56:57" (1/3) ... [2018-09-20 14:56:59,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de4e1d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:56:59, skipping insertion in model container [2018-09-20 14:56:59,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:56:58" (2/3) ... [2018-09-20 14:56:59,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de4e1d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:56:59, skipping insertion in model container [2018-09-20 14:56:59,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:56:59" (3/3) ... [2018-09-20 14:56:59,333 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0921_true-unreach-call.c [2018-09-20 14:56:59,343 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:56:59,352 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:56:59,410 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:56:59,411 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:56:59,411 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:56:59,411 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:56:59,411 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:56:59,411 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:56:59,412 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:56:59,412 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:56:59,412 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:56:59,448 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states. [2018-09-20 14:56:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-20 14:56:59,459 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:56:59,460 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] [2018-09-20 14:56:59,463 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:56:59,472 INFO L82 PathProgramCache]: Analyzing trace with hash -53997314, now seen corresponding path program 1 times [2018-09-20 14:56:59,475 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:56:59,475 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:56:59,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:56:59,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:56:59,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:56:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:56:59,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:56:59,708 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:56:59,708 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:56:59,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:56:59,729 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:56:59,730 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:56:59,733 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 2 states. [2018-09-20 14:56:59,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:56:59,775 INFO L93 Difference]: Finished difference Result 136 states and 170 transitions. [2018-09-20 14:56:59,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:56:59,778 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-09-20 14:56:59,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:56:59,794 INFO L225 Difference]: With dead ends: 136 [2018-09-20 14:56:59,794 INFO L226 Difference]: Without dead ends: 68 [2018-09-20 14:56:59,798 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:56:59,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-09-20 14:56:59,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2018-09-20 14:56:59,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-09-20 14:56:59,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 78 transitions. [2018-09-20 14:56:59,846 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 78 transitions. Word has length 22 [2018-09-20 14:56:59,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:56:59,846 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 78 transitions. [2018-09-20 14:56:59,846 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:56:59,846 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 78 transitions. [2018-09-20 14:56:59,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-20 14:56:59,848 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:56:59,848 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] [2018-09-20 14:56:59,849 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:56:59,849 INFO L82 PathProgramCache]: Analyzing trace with hash 1695125634, now seen corresponding path program 1 times [2018-09-20 14:56:59,849 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:56:59,849 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:56:59,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:56:59,852 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:56:59,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:56:59,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:56:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:56:59,978 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 14:57:00,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:57:00 BoogieIcfgContainer [2018-09-20 14:57:00,073 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:57:00,074 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:57:00,074 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:57:00,074 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:57:00,075 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:56:59" (3/4) ... [2018-09-20 14:57:00,082 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 14:57:00,082 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:57:00,083 INFO L168 Benchmark]: Toolchain (without parser) took 2242.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -127.8 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-09-20 14:57:00,088 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:57:00,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.16 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:57:00,091 INFO L168 Benchmark]: Boogie Preprocessor took 83.49 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:57:00,092 INFO L168 Benchmark]: RCFGBuilder took 954.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -170.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-09-20 14:57:00,094 INFO L168 Benchmark]: TraceAbstraction took 747.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-09-20 14:57:00,095 INFO L168 Benchmark]: Witness Printer took 8.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:57:00,101 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 442.16 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 83.49 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 954.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -170.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 747.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Witness Printer took 8.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 140]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 127, overapproximation of someBinaryArithmeticDOUBLEoperation at line 72. Possible FailurePath: [L32-L41] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L43] static const double zero = 0.0; VAL [\old(Lg1_log)=6441402386, \old(Lg2_log)=6441402389, \old(Lg3_log)=6441402371, \old(Lg4_log)=6441402374, \old(Lg5_log)=6441402375, \old(Lg6_log)=6441402383, \old(Lg7_log)=6441402382, \old(ln2_hi_log)=6441402373, \old(ln2_lo_log)=6441402377, \old(two54_log)=6441402384, \old(zero)=6441402387, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L135] double x = 0.0 / 0.0; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L136] CALL, EXPR __ieee754_log(x) VAL [\old(x)=6441402388, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L46] double hfsq, f, s, z, R, w, t1, t2, dk; [L47] __int32_t k, hx, i, j; [L48] __uint32_t lx; VAL [\old(x)=6441402388, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=6441402388, zero=0] [L51] FCALL ieee_double_shape_type ew_u; VAL [\old(x)=6441402388, ew_u={6441402380:0}, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=6441402388, zero=0] [L52] FCALL ew_u.value = (x) VAL [\old(x)=6441402388, ew_u={6441402380:0}, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=6441402388, zero=0] [L53] EXPR, FCALL ew_u.parts.msw VAL [\old(x)=6441402388, ew_u={6441402380:0}, ew_u.parts.msw=6441402370, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=6441402388, zero=0] [L53] (hx) = ew_u.parts.msw VAL [\old(x)=6441402388, ew_u={6441402380:0}, ew_u.parts.msw=6441402370, hx=2146435074, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=6441402388, zero=0] [L53] FCALL (hx) = ew_u.parts.msw VAL [(hx) = ew_u.parts.msw=6441402385, \old(x)=6441402388, ew_u={6441402380:0}, ew_u.parts.msw=6441402370, hx=2146435074, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=6441402388, zero=0] [L54] EXPR, FCALL ew_u.parts.lsw VAL [\old(x)=6441402388, ew_u={6441402380:0}, ew_u.parts.lsw=6441402381, hx=2146435074, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=6441402388, zero=0] [L54] (lx) = ew_u.parts.lsw VAL [\old(x)=6441402388, ew_u={6441402380:0}, ew_u.parts.lsw=6441402381, hx=2146435074, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=2146435085, two54_log=18014398509481984, x=6441402388, zero=0] [L54] FCALL (lx) = ew_u.parts.lsw VAL [(lx) = ew_u.parts.lsw=6441402379, \old(x)=6441402388, ew_u={6441402380:0}, ew_u.parts.lsw=6441402381, hx=2146435074, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=2146435085, two54_log=18014398509481984, x=6441402388, zero=0] [L55] COND FALSE !(0) VAL [\old(x)=6441402388, hx=2146435074, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=2146435085, two54_log=18014398509481984, x=6441402388, zero=0] [L57] k = 0 VAL [\old(x)=6441402388, hx=2146435074, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=2146435085, two54_log=18014398509481984, x=6441402388, zero=0] [L58] COND FALSE !(hx < 0x00100000) VAL [\old(x)=6441402388, hx=2146435074, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=2146435085, two54_log=18014398509481984, x=6441402388, zero=0] [L71] COND TRUE hx >= 0x7ff00000 [L72] RET return x + x; VAL [\old(x)=6441402388, hx=2146435074, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=2146435085, two54_log=18014398509481984, x=6441402388, zero=0] [L136] EXPR __ieee754_log(x) VAL [__ieee754_log(x)=6441402376, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=6441402388, zero=0] [L136] double res = __ieee754_log(x); [L139] CALL, EXPR isnan_double(res) VAL [\old(x)=6441402376, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L127] RET return x != x; VAL [\old(x)=6441402376, \result=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=6441402376, zero=0] [L139] EXPR isnan_double(res) VAL [isnan_double(res)=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, res=6441402376, two54_log=18014398509481984, x=6441402388, zero=0] [L139] COND TRUE !isnan_double(res) [L140] __VERIFIER_error() VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, res=6441402376, two54_log=18014398509481984, x=6441402388, zero=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 90 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 82 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=72occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 441 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 14:57:02,598 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:57:02,601 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:57:02,621 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:57:02,623 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:57:02,625 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:57:02,627 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:57:02,630 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:57:02,633 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:57:02,636 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:57:02,640 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:57:02,641 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:57:02,642 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:57:02,646 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:57:02,648 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:57:02,649 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:57:02,651 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:57:02,656 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:57:02,667 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:57:02,669 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:57:02,671 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:57:02,673 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:57:02,679 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:57:02,682 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:57:02,683 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:57:02,684 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:57:02,685 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:57:02,688 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:57:02,691 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:57:02,693 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:57:02,695 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:57:02,696 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:57:02,697 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:57:02,697 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:57:02,698 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:57:02,701 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:57:02,701 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 14:57:02,734 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:57:02,735 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:57:02,736 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:57:02,736 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:57:02,737 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:57:02,737 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:57:02,737 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:57:02,737 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:57:02,738 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:57:02,738 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:57:02,738 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:57:02,739 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:57:02,739 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:57:02,739 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:57:02,739 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 14:57:02,739 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 14:57:02,739 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:57:02,740 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:57:02,740 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:57:02,740 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:57:02,740 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:57:02,742 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:57:02,742 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:57:02,742 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:57:02,742 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:57:02,742 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:57:02,743 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:57:02,743 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 14:57:02,743 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:57:02,743 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 14:57:02,743 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 14:57:02,743 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 183c064a530646119ada233c15fa830a0c2bc1a1 [2018-09-20 14:57:02,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:57:02,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:57:02,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:57:02,842 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:57:02,842 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:57:02,843 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0921_true-unreach-call.c [2018-09-20 14:57:03,213 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1fbd8151/e21bfc5a54ad483c80b38e6d22ca40d7/FLAG0307bac87 [2018-09-20 14:57:03,404 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:57:03,404 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0921_true-unreach-call.c [2018-09-20 14:57:03,413 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1fbd8151/e21bfc5a54ad483c80b38e6d22ca40d7/FLAG0307bac87 [2018-09-20 14:57:03,430 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1fbd8151/e21bfc5a54ad483c80b38e6d22ca40d7 [2018-09-20 14:57:03,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:57:03,438 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:57:03,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:57:03,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:57:03,446 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:57:03,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:57:03" (1/1) ... [2018-09-20 14:57:03,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e90c28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:57:03, skipping insertion in model container [2018-09-20 14:57:03,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:57:03" (1/1) ... [2018-09-20 14:57:03,464 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:57:03,754 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:57:03,777 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:57:03,816 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:57:03,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:57:03 WrapperNode [2018-09-20 14:57:03,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:57:03,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:57:03,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:57:03,863 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:57:03,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:57:03" (1/1) ... [2018-09-20 14:57:03,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:57:03" (1/1) ... [2018-09-20 14:57:03,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:57:03" (1/1) ... [2018-09-20 14:57:03,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:57:03" (1/1) ... [2018-09-20 14:57:03,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:57:03" (1/1) ... [2018-09-20 14:57:03,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:57:03" (1/1) ... [2018-09-20 14:57:03,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:57:03" (1/1) ... [2018-09-20 14:57:03,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:57:03,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:57:03,976 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:57:03,976 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:57:03,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:57:03" (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 [2018-09-20 14:57:04,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:57:04,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:57:04,142 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-09-20 14:57:04,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-09-20 14:57:04,142 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 14:57:04,142 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:57:04,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:57:04,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 14:57:04,143 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-09-20 14:57:04,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:57:04,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-20 14:57:04,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 14:57:04,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:57:04,143 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-09-20 14:57:04,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 14:57:04,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-20 14:57:04,144 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 14:57:04,144 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:57:04,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:57:04,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:57:04,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 14:57:04,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-20 14:57:04,432 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:57:04,482 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:57:04,537 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:57:11,406 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:57:11,428 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:57:11,523 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:57:31,629 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:57:31,653 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:57:31,687 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:57:31,859 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:57:31,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:57:31 BoogieIcfgContainer [2018-09-20 14:57:31,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:57:31,860 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:57:31,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:57:31,864 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:57:31,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:57:03" (1/3) ... [2018-09-20 14:57:31,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e53a6ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:57:31, skipping insertion in model container [2018-09-20 14:57:31,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:57:03" (2/3) ... [2018-09-20 14:57:31,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e53a6ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:57:31, skipping insertion in model container [2018-09-20 14:57:31,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:57:31" (3/3) ... [2018-09-20 14:57:31,869 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0921_true-unreach-call.c [2018-09-20 14:57:31,883 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:57:31,895 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:57:31,954 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:57:31,955 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:57:31,955 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:57:31,955 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:57:31,955 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:57:31,955 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:57:31,955 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:57:31,956 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:57:31,956 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:57:31,977 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2018-09-20 14:57:31,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-20 14:57:31,985 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:57:31,987 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] [2018-09-20 14:57:31,989 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:57:31,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1625194884, now seen corresponding path program 1 times [2018-09-20 14:57:32,000 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:57:32,001 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) [2018-09-20 14:57:32,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-20 14:57:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:57:32,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:57:32,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:57:32,183 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:57:32,203 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:57:32,203 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:57:32,209 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:57:32,225 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:57:32,226 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:57:32,229 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2018-09-20 14:57:32,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:57:32,260 INFO L93 Difference]: Finished difference Result 134 states and 168 transitions. [2018-09-20 14:57:32,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:57:32,262 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-09-20 14:57:32,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:57:32,274 INFO L225 Difference]: With dead ends: 134 [2018-09-20 14:57:32,274 INFO L226 Difference]: Without dead ends: 67 [2018-09-20 14:57:32,279 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 [2018-09-20 14:57:32,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-09-20 14:57:32,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2018-09-20 14:57:32,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-09-20 14:57:32,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 77 transitions. [2018-09-20 14:57:32,328 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 77 transitions. Word has length 21 [2018-09-20 14:57:32,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:57:32,328 INFO L480 AbstractCegarLoop]: Abstraction has 67 states and 77 transitions. [2018-09-20 14:57:32,329 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:57:32,329 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 77 transitions. [2018-09-20 14:57:32,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-20 14:57:32,331 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:57:32,331 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] [2018-09-20 14:57:32,331 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:57:32,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1344150332, now seen corresponding path program 1 times [2018-09-20 14:57:32,332 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:57:32,333 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 [2018-09-20 14:57:32,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:57:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:57:32,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:57:33,293 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2018-09-20 14:57:34,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:57:34,597 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:57:34,610 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:57:34,610 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:57:34,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:57:34,613 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:57:34,613 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:57:34,614 INFO L87 Difference]: Start difference. First operand 67 states and 77 transitions. Second operand 9 states. [2018-09-20 14:57:36,828 WARN L178 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 8 [2018-09-20 14:58:02,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:58:02,403 INFO L93 Difference]: Finished difference Result 83 states and 94 transitions. [2018-09-20 14:58:02,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-20 14:58:02,552 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 34 [2018-09-20 14:58:02,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:58:02,557 INFO L225 Difference]: With dead ends: 83 [2018-09-20 14:58:02,557 INFO L226 Difference]: Without dead ends: 76 [2018-09-20 14:58:02,559 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-09-20 14:58:02,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-09-20 14:58:02,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 68. [2018-09-20 14:58:02,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-09-20 14:58:02,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 78 transitions. [2018-09-20 14:58:02,580 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 78 transitions. Word has length 34 [2018-09-20 14:58:02,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:58:02,580 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 78 transitions. [2018-09-20 14:58:02,580 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:58:02,581 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 78 transitions. [2018-09-20 14:58:02,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-20 14:58:02,583 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:58:02,583 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] [2018-09-20 14:58:02,583 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:58:02,584 INFO L82 PathProgramCache]: Analyzing trace with hash -1086434819, now seen corresponding path program 1 times [2018-09-20 14:58:02,585 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:58:02,585 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 [2018-09-20 14:58:02,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:58:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:58:03,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:58:03,607 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 [2018-09-20 14:58:03,614 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 [2018-09-20 14:58:03,615 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:58:03,622 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:58:03,640 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. [2018-09-20 14:58:03,641 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:58:03,691 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 [2018-09-20 14:58:03,705 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 [2018-09-20 14:58:03,705 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:58:03,715 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:58:03,728 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. [2018-09-20 14:58:03,728 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:58:03,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:58:03,950 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:58:03,977 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:58:03,977 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-20 14:58:03,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-20 14:58:03,978 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-20 14:58:03,978 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-20 14:58:03,978 INFO L87 Difference]: Start difference. First operand 68 states and 78 transitions. Second operand 8 states. [2018-09-20 14:58:16,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:58:16,671 INFO L93 Difference]: Finished difference Result 84 states and 93 transitions. [2018-09-20 14:58:16,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 14:58:16,673 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 34 [2018-09-20 14:58:16,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:58:16,674 INFO L225 Difference]: With dead ends: 84 [2018-09-20 14:58:16,675 INFO L226 Difference]: Without dead ends: 74 [2018-09-20 14:58:16,675 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2018-09-20 14:58:16,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2018-09-20 14:58:16,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 68. [2018-09-20 14:58:16,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-09-20 14:58:16,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 77 transitions. [2018-09-20 14:58:16,685 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 77 transitions. Word has length 34 [2018-09-20 14:58:16,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:58:16,685 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 77 transitions. [2018-09-20 14:58:16,686 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-20 14:58:16,686 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2018-09-20 14:58:16,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-20 14:58:16,687 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:58:16,687 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] [2018-09-20 14:58:16,688 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:58:16,688 INFO L82 PathProgramCache]: Analyzing trace with hash -1106518318, now seen corresponding path program 1 times [2018-09-20 14:58:16,688 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:58:16,688 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 [2018-09-20 14:58:16,702 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:58:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:58:17,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:58:21,579 WARN L178 SmtUtils]: Spent 3.39 s on a formula simplification that was a NOOP. DAG size: 10 [2018-09-20 14:58:21,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:58:21,991 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:58:22,011 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:58:22,012 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-20 14:58:22,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-20 14:58:22,013 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-20 14:58:22,013 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-09-20 14:58:22,014 INFO L87 Difference]: Start difference. First operand 68 states and 77 transitions. Second operand 10 states. [2018-09-20 14:58:30,510 WARN L178 SmtUtils]: Spent 3.55 s on a formula simplification that was a NOOP. DAG size: 12 [2018-09-20 14:58:53,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:58:53,862 INFO L93 Difference]: Finished difference Result 83 states and 92 transitions. [2018-09-20 14:58:53,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-09-20 14:58:53,866 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 35 [2018-09-20 14:58:53,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:58:53,868 INFO L225 Difference]: With dead ends: 83 [2018-09-20 14:58:53,868 INFO L226 Difference]: Without dead ends: 76 [2018-09-20 14:58:53,869 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 9.5s TimeCoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2018-09-20 14:58:53,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-09-20 14:58:53,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 68. [2018-09-20 14:58:53,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-09-20 14:58:53,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 76 transitions. [2018-09-20 14:58:53,879 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 76 transitions. Word has length 35 [2018-09-20 14:58:53,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:58:53,879 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 76 transitions. [2018-09-20 14:58:53,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-20 14:58:53,879 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2018-09-20 14:58:53,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-20 14:58:53,882 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:58:53,882 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] [2018-09-20 14:58:53,882 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:58:53,883 INFO L82 PathProgramCache]: Analyzing trace with hash -410166871, now seen corresponding path program 1 times [2018-09-20 14:58:53,883 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:58:53,883 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 [2018-09-20 14:58:53,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:58:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:58:54,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:58:54,345 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 [2018-09-20 14:58:54,353 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 [2018-09-20 14:58:54,354 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:58:54,360 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:58:54,378 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. [2018-09-20 14:58:54,379 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:58:54,442 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 [2018-09-20 14:58:54,448 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 [2018-09-20 14:58:54,449 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:58:54,454 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:58:54,468 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. [2018-09-20 14:58:54,469 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:58:54,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:58:54,762 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:58:54,782 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:58:54,782 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:58:54,783 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:58:54,783 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:58:54,783 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:58:54,785 INFO L87 Difference]: Start difference. First operand 68 states and 76 transitions. Second operand 9 states. [2018-09-20 14:58:55,097 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-20 14:58:55,355 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-20 14:59:06,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:59:06,798 INFO L93 Difference]: Finished difference Result 98 states and 112 transitions. [2018-09-20 14:59:06,800 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 14:59:06,800 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 46 [2018-09-20 14:59:06,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:59:06,801 INFO L225 Difference]: With dead ends: 98 [2018-09-20 14:59:06,801 INFO L226 Difference]: Without dead ends: 55 [2018-09-20 14:59:06,803 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2018-09-20 14:59:06,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-09-20 14:59:06,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-09-20 14:59:06,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-09-20 14:59:06,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 61 transitions. [2018-09-20 14:59:06,821 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 61 transitions. Word has length 46 [2018-09-20 14:59:06,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:59:06,821 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 61 transitions. [2018-09-20 14:59:06,822 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:59:06,822 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions. [2018-09-20 14:59:06,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-20 14:59:06,824 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:59:06,824 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] [2018-09-20 14:59:06,825 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:59:06,825 INFO L82 PathProgramCache]: Analyzing trace with hash 2068782911, now seen corresponding path program 1 times [2018-09-20 14:59:06,826 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:59:06,826 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 [2018-09-20 14:59:06,830 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:59:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:59:10,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:59:10,804 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 [2018-09-20 14:59:10,813 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 [2018-09-20 14:59:10,813 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:59:10,822 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:59:10,842 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. [2018-09-20 14:59:10,843 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:59:10,906 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 [2018-09-20 14:59:10,915 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 [2018-09-20 14:59:10,916 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:59:10,920 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:59:10,932 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. [2018-09-20 14:59:10,933 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:59:11,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:59:11,363 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:59:11,453 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:59:11,454 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:59:11,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:59:11,454 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:59:11,455 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:59:11,455 INFO L87 Difference]: Start difference. First operand 55 states and 61 transitions. Second operand 9 states. [2018-09-20 14:59:12,045 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-20 14:59:17,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:59:17,689 INFO L93 Difference]: Finished difference Result 55 states and 61 transitions. [2018-09-20 14:59:17,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 14:59:17,691 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 50 [2018-09-20 14:59:17,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:59:17,692 INFO L225 Difference]: With dead ends: 55 [2018-09-20 14:59:17,692 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 14:59:17,693 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2018-09-20 14:59:17,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 14:59:17,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 14:59:17,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 14:59:17,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 14:59:17,695 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 50 [2018-09-20 14:59:17,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:59:17,695 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 14:59:17,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:59:17,695 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 14:59:17,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 14:59:17,702 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 14:59:17,962 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 14 [2018-09-20 14:59:18,137 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2018-09-20 14:59:18,460 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2018-09-20 14:59:18,466 INFO L429 ceAbstractionStarter]: At program point isnan_doubleENTRY(line 127) the Hoare annotation is: true [2018-09-20 14:59:18,467 INFO L426 ceAbstractionStarter]: For program point isnan_doubleEXIT(line 127) no Hoare annotation was computed. [2018-09-20 14:59:18,467 INFO L426 ceAbstractionStarter]: For program point isnan_doubleFINAL(line 127) no Hoare annotation was computed. [2018-09-20 14:59:18,467 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:59:18,467 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:59:18,467 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:59:18,468 INFO L426 ceAbstractionStarter]: For program point L85(lines 85 92) no Hoare annotation was computed. [2018-09-20 14:59:18,468 INFO L426 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-09-20 14:59:18,468 INFO L426 ceAbstractionStarter]: For program point __ieee754_logEXIT(lines 45 124) no Hoare annotation was computed. [2018-09-20 14:59:18,468 INFO L426 ceAbstractionStarter]: For program point L77(line 77) no Hoare annotation was computed. [2018-09-20 14:59:18,468 INFO L426 ceAbstractionStarter]: For program point L77-1(line 77) no Hoare annotation was computed. [2018-09-20 14:59:18,468 INFO L426 ceAbstractionStarter]: For program point L77-2(line 77) no Hoare annotation was computed. [2018-09-20 14:59:18,468 INFO L426 ceAbstractionStarter]: For program point L77-3(line 77) no Hoare annotation was computed. [2018-09-20 14:59:18,468 INFO L426 ceAbstractionStarter]: For program point L94(lines 94 99) no Hoare annotation was computed. [2018-09-20 14:59:18,468 INFO L426 ceAbstractionStarter]: For program point L61(lines 61 62) no Hoare annotation was computed. [2018-09-20 14:59:18,468 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 122) no Hoare annotation was computed. [2018-09-20 14:59:18,469 INFO L426 ceAbstractionStarter]: For program point L86(lines 86 91) no Hoare annotation was computed. [2018-09-20 14:59:18,469 INFO L426 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-09-20 14:59:18,469 INFO L426 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2018-09-20 14:59:18,469 INFO L426 ceAbstractionStarter]: For program point L53-2(line 53) no Hoare annotation was computed. [2018-09-20 14:59:18,469 INFO L426 ceAbstractionStarter]: For program point L111(lines 111 123) no Hoare annotation was computed. [2018-09-20 14:59:18,469 INFO L426 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-09-20 14:59:18,469 INFO L426 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-09-20 14:59:18,469 INFO L426 ceAbstractionStarter]: For program point L54-1(line 54) no Hoare annotation was computed. [2018-09-20 14:59:18,469 INFO L426 ceAbstractionStarter]: For program point L54-2(line 54) no Hoare annotation was computed. [2018-09-20 14:59:18,469 INFO L426 ceAbstractionStarter]: For program point L54-3(line 54) no Hoare annotation was computed. [2018-09-20 14:59:18,470 INFO L426 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-09-20 14:59:18,470 INFO L429 ceAbstractionStarter]: At program point __ieee754_logENTRY(lines 45 124) the Hoare annotation is: true [2018-09-20 14:59:18,470 INFO L426 ceAbstractionStarter]: For program point __ieee754_logFINAL(lines 45 124) no Hoare annotation was computed. [2018-09-20 14:59:18,470 INFO L426 ceAbstractionStarter]: For program point L113(lines 113 117) no Hoare annotation was computed. [2018-09-20 14:59:18,470 INFO L426 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2018-09-20 14:59:18,470 INFO L426 ceAbstractionStarter]: For program point L80-1(line 80) no Hoare annotation was computed. [2018-09-20 14:59:18,470 INFO L426 ceAbstractionStarter]: For program point L80-2(line 80) no Hoare annotation was computed. [2018-09-20 14:59:18,470 INFO L426 ceAbstractionStarter]: For program point L80-3(line 80) no Hoare annotation was computed. [2018-09-20 14:59:18,470 INFO L426 ceAbstractionStarter]: For program point L65-1(lines 65 69) no Hoare annotation was computed. [2018-09-20 14:59:18,471 INFO L422 ceAbstractionStarter]: At program point L65-3(lines 65 69) the Hoare annotation is: (or (not (= (_ +zero 11 53) ~zero~0)) (and (exists ((|v_q#valueAsBitvector_11| (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) |v_q#valueAsBitvector_11|))) (and (= |__ieee754_log_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_11|) ((_ extract 62 52) |v_q#valueAsBitvector_11|) ((_ extract 51 0) |v_q#valueAsBitvector_11|))) (not (bvslt .cse0 (_ bv0 32))) (bvslt .cse0 (_ bv1048576 32))))) (exists ((|v_q#valueAsBitvector_11| (_ BitVec 64))) (and (= __ieee754_log_~hx~1 ((_ extract 63 32) |v_q#valueAsBitvector_11|)) (= |__ieee754_log_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_11|) ((_ extract 62 52) |v_q#valueAsBitvector_11|) ((_ extract 51 0) |v_q#valueAsBitvector_11|))))))) [2018-09-20 14:59:18,471 INFO L426 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-09-20 14:59:18,471 INFO L426 ceAbstractionStarter]: For program point L66-1(line 66) no Hoare annotation was computed. [2018-09-20 14:59:18,471 INFO L426 ceAbstractionStarter]: For program point L66-2(line 66) no Hoare annotation was computed. [2018-09-20 14:59:18,471 INFO L426 ceAbstractionStarter]: For program point L66-3(line 66) no Hoare annotation was computed. [2018-09-20 14:59:18,471 INFO L426 ceAbstractionStarter]: For program point L58(lines 58 70) no Hoare annotation was computed. [2018-09-20 14:59:18,471 INFO L426 ceAbstractionStarter]: For program point L58-1(lines 45 124) no Hoare annotation was computed. [2018-09-20 14:59:18,471 INFO L426 ceAbstractionStarter]: For program point L50-1(lines 50 55) no Hoare annotation was computed. [2018-09-20 14:59:18,471 INFO L422 ceAbstractionStarter]: At program point L50-3(lines 50 55) the Hoare annotation is: (or (= __ieee754_log_~x |__ieee754_log_#in~x|) (not (= (_ +zero 11 53) ~zero~0))) [2018-09-20 14:59:18,471 INFO L426 ceAbstractionStarter]: For program point L50-4(lines 50 55) no Hoare annotation was computed. [2018-09-20 14:59:18,472 INFO L426 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-09-20 14:59:18,472 INFO L426 ceAbstractionStarter]: For program point L59(lines 59 60) no Hoare annotation was computed. [2018-09-20 14:59:18,472 INFO L426 ceAbstractionStarter]: For program point L84(lines 84 100) no Hoare annotation was computed. [2018-09-20 14:59:18,472 INFO L426 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-09-20 14:59:18,472 INFO L426 ceAbstractionStarter]: For program point L51-1(line 51) no Hoare annotation was computed. [2018-09-20 14:59:18,472 INFO L426 ceAbstractionStarter]: For program point L51-2(line 51) no Hoare annotation was computed. [2018-09-20 14:59:18,472 INFO L426 ceAbstractionStarter]: For program point L51-3(line 51) no Hoare annotation was computed. [2018-09-20 14:59:18,472 INFO L426 ceAbstractionStarter]: For program point L76-1(lines 76 81) no Hoare annotation was computed. [2018-09-20 14:59:18,473 INFO L422 ceAbstractionStarter]: At program point L76-3(lines 76 81) the Hoare annotation is: (or (exists ((|v_q#valueAsBitvector_11| (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) |v_q#valueAsBitvector_11|))) (and (= |__ieee754_log_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_11|) ((_ extract 62 52) |v_q#valueAsBitvector_11|) ((_ extract 51 0) |v_q#valueAsBitvector_11|))) (not (bvslt .cse0 (_ bv0 32))) (bvslt .cse0 (_ bv1048576 32))))) (and (= __ieee754_log_~x |__ieee754_log_#in~x|) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (let ((.cse1 ((_ extract 63 32) |v_q#valueAsBitvector_12|))) (and (not (bvsge .cse1 (_ bv2146435072 32))) (= |__ieee754_log_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|))) (not (bvslt .cse1 (_ bv1048576 32))))))) (not (= (_ +zero 11 53) ~zero~0))) [2018-09-20 14:59:18,473 INFO L426 ceAbstractionStarter]: For program point L76-4(lines 76 81) no Hoare annotation was computed. [2018-09-20 14:59:18,473 INFO L426 ceAbstractionStarter]: For program point L68(line 68) no Hoare annotation was computed. [2018-09-20 14:59:18,473 INFO L426 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-09-20 14:59:18,473 INFO L426 ceAbstractionStarter]: For program point L68-2(line 68) no Hoare annotation was computed. [2018-09-20 14:59:18,473 INFO L426 ceAbstractionStarter]: For program point L23(line 23) no Hoare annotation was computed. [2018-09-20 14:59:18,473 INFO L426 ceAbstractionStarter]: For program point L23-1(line 23) no Hoare annotation was computed. [2018-09-20 14:59:18,473 INFO L426 ceAbstractionStarter]: For program point L21(line 21) no Hoare annotation was computed. [2018-09-20 14:59:18,474 INFO L426 ceAbstractionStarter]: For program point L23-2(line 23) no Hoare annotation was computed. [2018-09-20 14:59:18,474 INFO L426 ceAbstractionStarter]: For program point L21-1(line 21) no Hoare annotation was computed. [2018-09-20 14:59:18,474 INFO L426 ceAbstractionStarter]: For program point L21-2(line 21) no Hoare annotation was computed. [2018-09-20 14:59:18,474 INFO L426 ceAbstractionStarter]: For program point L21-3(line 21) no Hoare annotation was computed. [2018-09-20 14:59:18,474 INFO L426 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-09-20 14:59:18,474 INFO L426 ceAbstractionStarter]: For program point L24-1(line 24) no Hoare annotation was computed. [2018-09-20 14:59:18,474 INFO L426 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-09-20 14:59:18,474 INFO L426 ceAbstractionStarter]: For program point L24-2(line 24) no Hoare annotation was computed. [2018-09-20 14:59:18,474 INFO L426 ceAbstractionStarter]: For program point L24-3(line 24) no Hoare annotation was computed. [2018-09-20 14:59:18,474 INFO L426 ceAbstractionStarter]: For program point L20-1(lines 20 25) no Hoare annotation was computed. [2018-09-20 14:59:18,475 INFO L426 ceAbstractionStarter]: For program point L20-3(lines 20 25) no Hoare annotation was computed. [2018-09-20 14:59:18,475 INFO L426 ceAbstractionStarter]: For program point L20-4(lines 20 25) no Hoare annotation was computed. [2018-09-20 14:59:18,475 INFO L426 ceAbstractionStarter]: For program point isinf_doubleFINAL(lines 18 30) no Hoare annotation was computed. [2018-09-20 14:59:18,475 INFO L426 ceAbstractionStarter]: For program point isinf_doubleEXIT(lines 18 30) no Hoare annotation was computed. [2018-09-20 14:59:18,475 INFO L426 ceAbstractionStarter]: For program point isinf_doubleENTRY(lines 18 30) no Hoare annotation was computed. [2018-09-20 14:59:18,475 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:59:18,475 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= (_ +zero 11 53) ~zero~0) [2018-09-20 14:59:18,475 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:59:18,475 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:59:18,476 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 129 145) the Hoare annotation is: true [2018-09-20 14:59:18,476 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 129 145) no Hoare annotation was computed. [2018-09-20 14:59:18,476 INFO L426 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2018-09-20 14:59:18,476 INFO L422 ceAbstractionStarter]: At program point L139(line 139) the Hoare annotation is: (or (not (= (_ +zero 11 53) ~zero~0)) (let ((.cse0 (fp.div RNE (_ +zero 11 53) (_ +zero 11 53)))) (and (= .cse0 main_~x~0) (= (fp.div RNE (fp.sub RNE .cse0 .cse0) (_ +zero 11 53)) main_~res~0)))) [2018-09-20 14:59:18,476 INFO L426 ceAbstractionStarter]: For program point L139-1(lines 139 142) no Hoare annotation was computed. [2018-09-20 14:59:18,476 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 129 145) no Hoare annotation was computed. [2018-09-20 14:59:18,476 INFO L422 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (or (= (fp.div RNE (_ +zero 11 53) (_ +zero 11 53)) main_~x~0) (not (= (_ +zero 11 53) ~zero~0))) [2018-09-20 14:59:18,476 INFO L426 ceAbstractionStarter]: For program point L136-1(line 136) no Hoare annotation was computed. [2018-09-20 14:59:18,477 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2018-09-20 14:59:18,482 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,490 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,490 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,490 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,491 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,491 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,491 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,491 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,491 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,504 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,504 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,504 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,504 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,505 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,505 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,505 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,505 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,505 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,509 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,509 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,509 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,509 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,509 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,510 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,510 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,510 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,510 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,510 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,516 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,520 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,520 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,520 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,520 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,520 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,521 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,521 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,521 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,521 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:59:18 BoogieIcfgContainer [2018-09-20 14:59:18,528 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:59:18,529 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:59:18,529 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:59:18,529 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:59:18,531 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:57:31" (3/4) ... [2018-09-20 14:59:18,535 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 14:59:18,544 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_double [2018-09-20 14:59:18,544 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 14:59:18,544 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_log [2018-09-20 14:59:18,544 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_double [2018-09-20 14:59:18,544 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 14:59:18,553 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-09-20 14:59:18,553 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-09-20 14:59:18,553 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-09-20 14:59:18,554 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 14:59:18,589 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) || !(~Pluszero~LONGDOUBLE() == zero) [2018-09-20 14:59:18,590 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(~Pluszero~LONGDOUBLE() == zero) || ((\exists v_q#valueAsBitvector_11 : bv64 :: (\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_11[63:63], v_q#valueAsBitvector_11[62:52], v_q#valueAsBitvector_11[51:0]) && !~bvslt32(v_q#valueAsBitvector_11[63:32], 0bv32)) && ~bvslt32(v_q#valueAsBitvector_11[63:32], 1048576bv32)) && (\exists v_q#valueAsBitvector_11 : bv64 :: hx == v_q#valueAsBitvector_11[63:32] && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_11[63:63], v_q#valueAsBitvector_11[62:52], v_q#valueAsBitvector_11[51:0]))) [2018-09-20 14:59:18,590 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists v_q#valueAsBitvector_11 : bv64 :: (\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_11[63:63], v_q#valueAsBitvector_11[62:52], v_q#valueAsBitvector_11[51:0]) && !~bvslt32(v_q#valueAsBitvector_11[63:32], 0bv32)) && ~bvslt32(v_q#valueAsBitvector_11[63:32], 1048576bv32)) || (x == \old(x) && (\exists v_q#valueAsBitvector_12 : bv64 :: (!~bvsge32(v_q#valueAsBitvector_12[63:32], 2146435072bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0])) && !~bvslt32(v_q#valueAsBitvector_12[63:32], 1048576bv32)))) || !(~Pluszero~LONGDOUBLE() == zero) [2018-09-20 14:59:18,658 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 14:59:18,659 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:59:18,660 INFO L168 Benchmark]: Toolchain (without parser) took 135225.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 207.6 MB). Free memory was 950.5 MB in the beginning and 1.1 GB in the end (delta: -171.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2018-09-20 14:59:18,661 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:59:18,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 423.73 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 934.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:59:18,662 INFO L168 Benchmark]: Boogie Preprocessor took 112.76 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:59:18,662 INFO L168 Benchmark]: RCFGBuilder took 27883.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -170.3 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:59:18,662 INFO L168 Benchmark]: TraceAbstraction took 106668.21 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -25.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:59:18,664 INFO L168 Benchmark]: Witness Printer took 129.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2018-09-20 14:59:18,667 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 423.73 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 934.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.76 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 27883.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -170.3 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 106668.21 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -25.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. * Witness Printer took 129.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 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_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 140]: 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: 65]: Loop Invariant [2018-09-20 14:59:18,680 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,680 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,680 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,680 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,680 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,680 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,681 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,681 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,681 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,685 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,685 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,685 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,686 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,686 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,686 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,686 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,686 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,690 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] Derived loop invariant: !(~Pluszero~LONGDOUBLE() == zero) || ((\exists v_q#valueAsBitvector_11 : bv64 :: (\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_11[63:63], v_q#valueAsBitvector_11[62:52], v_q#valueAsBitvector_11[51:0]) && !~bvslt32(v_q#valueAsBitvector_11[63:32], 0bv32)) && ~bvslt32(v_q#valueAsBitvector_11[63:32], 1048576bv32)) && (\exists v_q#valueAsBitvector_11 : bv64 :: hx == v_q#valueAsBitvector_11[63:32] && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_11[63:63], v_q#valueAsBitvector_11[62:52], v_q#valueAsBitvector_11[51:0]))) - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: x == \old(x) || !(~Pluszero~LONGDOUBLE() == zero) - InvariantResult [Line: 76]: Loop Invariant [2018-09-20 14:59:18,691 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,691 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,691 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,692 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,692 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,692 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,694 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,695 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,695 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,695 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,696 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,696 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,697 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,697 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,697 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:59:18,697 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,699 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,700 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,700 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:59:18,700 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] Derived loop invariant: ((\exists v_q#valueAsBitvector_11 : bv64 :: (\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_11[63:63], v_q#valueAsBitvector_11[62:52], v_q#valueAsBitvector_11[51:0]) && !~bvslt32(v_q#valueAsBitvector_11[63:32], 0bv32)) && ~bvslt32(v_q#valueAsBitvector_11[63:32], 1048576bv32)) || (x == \old(x) && (\exists v_q#valueAsBitvector_12 : bv64 :: (!~bvsge32(v_q#valueAsBitvector_12[63:32], 2146435072bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0])) && !~bvslt32(v_q#valueAsBitvector_12[63:32], 1048576bv32)))) || !(~Pluszero~LONGDOUBLE() == zero) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 89 locations, 1 error locations. SAFE Result, 106.5s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 90.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 411 SDtfs, 228 SDslu, 1800 SDs, 0 SdLazy, 419 SolverSat, 30 SolverUnsat, 22 SolverUnknown, 0 SolverNotchecked, 73.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 242 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 17.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred 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, 22 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 16 PreInvPairs, 22 NumberOfFragments, 145 HoareAnnotationTreeSize, 16 FomulaSimplifications, 16 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 76 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 5.7s SatisfiabilityAnalysisTime, 8.6s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 214 ConstructedInterpolants, 76 QuantifiedInterpolants, 77230 SizeOfPredicates, 30 NumberOfNonLiveVariables, 653 ConjunctsInSsa, 50 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...