./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer --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 5cd93119259b478e9ace2ae93fde799beac44478 .................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer --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 5cd93119259b478e9ace2ae93fde799beac44478 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:53:58,594 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:53:58,595 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:53:58,604 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:53:58,604 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:53:58,605 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:53:58,606 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:53:58,607 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:53:58,609 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:53:58,610 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:53:58,611 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:53:58,611 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:53:58,611 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:53:58,612 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:53:58,613 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:53:58,614 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:53:58,614 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:53:58,616 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:53:58,618 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:53:58,619 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:53:58,620 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:53:58,621 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:53:58,623 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:53:58,623 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:53:58,623 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:53:58,624 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:53:58,625 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:53:58,626 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:53:58,626 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:53:58,627 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:53:58,628 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:53:58,628 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:53:58,628 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:53:58,629 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:53:58,629 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:53:58,630 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:53:58,630 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 12:53:58,641 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:53:58,641 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:53:58,642 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:53:58,642 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 12:53:58,642 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:53:58,643 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:53:58,643 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:53:58,643 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:53:58,643 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:53:58,643 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:53:58,643 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:53:58,644 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:53:58,644 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:53:58,644 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:53:58,644 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:53:58,644 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:53:58,644 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:53:58,644 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:53:58,645 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:53:58,646 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:53:58,646 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:53:58,646 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:53:58,646 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:53:58,646 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:53:58,646 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:53:58,646 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:53:58,646 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:53:58,646 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 12:53:58,647 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:53:58,647 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:53:58,647 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer 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 -> 5cd93119259b478e9ace2ae93fde799beac44478 [2018-11-18 12:53:58,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:53:58,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:53:58,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:53:58,683 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:53:58,683 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:53:58,683 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-11-18 12:53:58,724 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/data/6d0b60f45/56d4d99a38714a2fb74b60defafe0109/FLAGe47ddef9d [2018-11-18 12:53:59,028 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:53:59,028 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-11-18 12:53:59,032 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/data/6d0b60f45/56d4d99a38714a2fb74b60defafe0109/FLAGe47ddef9d [2018-11-18 12:53:59,041 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/data/6d0b60f45/56d4d99a38714a2fb74b60defafe0109 [2018-11-18 12:53:59,043 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:53:59,044 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:53:59,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:53:59,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:53:59,046 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:53:59,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:53:59" (1/1) ... [2018-11-18 12:53:59,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c55a75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:53:59, skipping insertion in model container [2018-11-18 12:53:59,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:53:59" (1/1) ... [2018-11-18 12:53:59,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:53:59,067 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:53:59,188 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:53:59,192 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:53:59,214 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:53:59,226 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:53:59,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:53:59 WrapperNode [2018-11-18 12:53:59,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:53:59,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:53:59,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:53:59,227 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:53:59,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:53:59" (1/1) ... [2018-11-18 12:53:59,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:53:59" (1/1) ... [2018-11-18 12:53:59,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:53:59" (1/1) ... [2018-11-18 12:53:59,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:53:59" (1/1) ... [2018-11-18 12:53:59,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:53:59" (1/1) ... [2018-11-18 12:53:59,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:53:59" (1/1) ... [2018-11-18 12:53:59,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:53:59" (1/1) ... [2018-11-18 12:53:59,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:53:59,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:53:59,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:53:59,303 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:53:59,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:53:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/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 [2018-11-18 12:53:59,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:53:59,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:53:59,347 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-11-18 12:53:59,347 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-18 12:53:59,347 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:53:59,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:53:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-11-18 12:53:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-11-18 12:53:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:53:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 12:53:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:53:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:53:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 12:53:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:53:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-18 12:53:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:53:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:53:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 12:53:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:53:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 12:53:59,623 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:53:59,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:53:59 BoogieIcfgContainer [2018-11-18 12:53:59,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:53:59,624 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:53:59,624 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:53:59,627 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:53:59,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:53:59" (1/3) ... [2018-11-18 12:53:59,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a39ab20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:53:59, skipping insertion in model container [2018-11-18 12:53:59,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:53:59" (2/3) ... [2018-11-18 12:53:59,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a39ab20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:53:59, skipping insertion in model container [2018-11-18 12:53:59,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:53:59" (3/3) ... [2018-11-18 12:53:59,629 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1122a_true-unreach-call.c [2018-11-18 12:53:59,635 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:53:59,641 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:53:59,651 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:53:59,671 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:53:59,672 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:53:59,672 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:53:59,672 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:53:59,672 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:53:59,672 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:53:59,672 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:53:59,672 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:53:59,673 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:53:59,686 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states. [2018-11-18 12:53:59,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 12:53:59,691 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:53:59,692 INFO L375 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] [2018-11-18 12:53:59,694 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:53:59,698 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:53:59,698 INFO L82 PathProgramCache]: Analyzing trace with hash -708758690, now seen corresponding path program 1 times [2018-11-18 12:53:59,700 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:53:59,700 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:53:59,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:53:59,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:53:59,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:53:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:53:59,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:53:59,796 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:53:59,796 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 12:53:59,799 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 12:53:59,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 12:53:59,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:53:59,809 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 2 states. [2018-11-18 12:53:59,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:53:59,826 INFO L93 Difference]: Finished difference Result 110 states and 166 transitions. [2018-11-18 12:53:59,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 12:53:59,826 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-11-18 12:53:59,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:53:59,834 INFO L225 Difference]: With dead ends: 110 [2018-11-18 12:53:59,834 INFO L226 Difference]: Without dead ends: 55 [2018-11-18 12:53:59,837 INFO L604 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 [2018-11-18 12:53:59,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-11-18 12:53:59,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-11-18 12:53:59,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-11-18 12:53:59,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 70 transitions. [2018-11-18 12:53:59,864 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 70 transitions. Word has length 22 [2018-11-18 12:53:59,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:53:59,864 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 70 transitions. [2018-11-18 12:53:59,864 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 12:53:59,864 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2018-11-18 12:53:59,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 12:53:59,865 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:53:59,865 INFO L375 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] [2018-11-18 12:53:59,865 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:53:59,866 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:53:59,866 INFO L82 PathProgramCache]: Analyzing trace with hash -836431558, now seen corresponding path program 1 times [2018-11-18 12:53:59,866 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:53:59,866 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:53:59,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:53:59,867 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:53:59,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:53:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:53:59,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:53:59,953 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 12:53:59,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:53:59 BoogieIcfgContainer [2018-11-18 12:53:59,974 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:53:59,974 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:53:59,974 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:53:59,974 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:53:59,975 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:53:59" (3/4) ... [2018-11-18 12:53:59,977 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 12:53:59,977 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:53:59,978 INFO L168 Benchmark]: Toolchain (without parser) took 934.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -108.6 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. [2018-11-18 12:53:59,979 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:53:59,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 182.48 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 945.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 12:53:59,979 INFO L168 Benchmark]: Boogie Preprocessor took 75.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -188.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:53:59,980 INFO L168 Benchmark]: RCFGBuilder took 321.48 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: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:53:59,980 INFO L168 Benchmark]: TraceAbstraction took 349.47 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: 31.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:53:59,981 INFO L168 Benchmark]: Witness Printer took 3.02 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. [2018-11-18 12:53:59,983 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 182.48 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 945.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -188.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 321.48 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: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 349.47 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: 31.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.02 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: 123]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 35, overapproximation of bitwiseXor at line 31. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [\old(one_fmod)=6442450958, \old(Zero_fmod)=6442450956, \old(Zero_fmod)=6442450952, one_fmod=1, Zero_fmod={6442450955:0}] [L117] float x = 1.0f / 0.0f; [L118] float y = __VERIFIER_nondet_float(); [L119] CALL, EXPR fmod_float(x, y) VAL [\old(x)=6442450949, \old(y)=6442450957, one_fmod=1, Zero_fmod={6442450955:0}] [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [\old(x)=6442450949, \old(y)=6442450957, one_fmod=1, x=6442450949, y=6442450957, Zero_fmod={6442450955:0}] [L21] FCALL ieee_float_shape_type gf_u; [L22] FCALL gf_u.value = (x) [L23] EXPR, FCALL gf_u.word [L23] (hx) = gf_u.word [L24] COND FALSE !(0) VAL [\old(x)=6442450949, \old(y)=6442450957, hx=-2147483648, one_fmod=1, x=6442450949, y=6442450957, Zero_fmod={6442450955:0}] [L26] FCALL ieee_float_shape_type gf_u; [L27] FCALL gf_u.value = (y) [L28] EXPR, FCALL gf_u.word [L28] (hy) = gf_u.word [L29] COND FALSE !(0) VAL [\old(x)=6442450949, \old(y)=6442450957, hx=-2147483648, hy=2147483647, one_fmod=1, x=6442450949, y=6442450957, Zero_fmod={6442450955:0}] [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [\old(x)=6442450949, \old(y)=6442450957, one_fmod=1, sx=0, x=6442450949, y=6442450957, Zero_fmod={6442450955:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] RET return (x * y) / (x * y); VAL [\old(x)=6442450949, \old(y)=6442450957, hx=2139095040, hy=2139095041, one_fmod=1, sx=0, x=6442450949, y=6442450957, Zero_fmod={6442450955:0}] [L119] EXPR fmod_float(x, y) VAL [fmod_float(x, y)=6442450948, one_fmod=1, x=6442450949, y=6442450957, Zero_fmod={6442450955:0}] [L119] float res = fmod_float(x, y); [L122] CALL, EXPR isnan_float(res) VAL [\old(x)=6442450948, one_fmod=1, Zero_fmod={6442450955:0}] [L108] RET return x != x; VAL [\old(x)=6442450948, \result=0, one_fmod=1, x=6442450948, Zero_fmod={6442450955:0}] [L122] EXPR isnan_float(res) VAL [isnan_float(res)=0, one_fmod=1, res=6442450948, x=6442450949, y=6442450957, Zero_fmod={6442450955:0}] [L122] COND TRUE !isnan_float(res) [L123] __VERIFIER_error() VAL [one_fmod=1, res=6442450948, x=6442450949, y=6442450957, Zero_fmod={6442450955:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 59 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 74 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=59occurred 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, 46 NumberOfCodeBlocks, 46 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 0.1.23-5842f4b [2018-11-18 12:54:01,376 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:54:01,377 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:54:01,385 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:54:01,385 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:54:01,386 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:54:01,387 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:54:01,388 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:54:01,389 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:54:01,390 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:54:01,390 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:54:01,391 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:54:01,391 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:54:01,392 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:54:01,393 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:54:01,393 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:54:01,394 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:54:01,395 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:54:01,396 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:54:01,397 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:54:01,398 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:54:01,399 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:54:01,401 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:54:01,401 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:54:01,401 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:54:01,402 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:54:01,402 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:54:01,403 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:54:01,403 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:54:01,404 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:54:01,405 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:54:01,406 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:54:01,406 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:54:01,406 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:54:01,406 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:54:01,407 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:54:01,407 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 12:54:01,418 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:54:01,418 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:54:01,419 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:54:01,419 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:54:01,419 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:54:01,419 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:54:01,419 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:54:01,420 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:54:01,420 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:54:01,420 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:54:01,420 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:54:01,420 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:54:01,421 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:54:01,421 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:54:01,421 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 12:54:01,422 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 12:54:01,422 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:54:01,422 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:54:01,422 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:54:01,422 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:54:01,422 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:54:01,422 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:54:01,423 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:54:01,423 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:54:01,423 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:54:01,423 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:54:01,423 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:54:01,423 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:54:01,423 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 12:54:01,424 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:54:01,424 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 12:54:01,424 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 12:54:01,424 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer 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 -> 5cd93119259b478e9ace2ae93fde799beac44478 [2018-11-18 12:54:01,456 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:54:01,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:54:01,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:54:01,469 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:54:01,469 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:54:01,469 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-11-18 12:54:01,512 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/data/6b73b630d/a00378b337464487a8113141365bce66/FLAG9c844ff6d [2018-11-18 12:54:01,842 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:54:01,843 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-11-18 12:54:01,848 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/data/6b73b630d/a00378b337464487a8113141365bce66/FLAG9c844ff6d [2018-11-18 12:54:02,270 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/data/6b73b630d/a00378b337464487a8113141365bce66 [2018-11-18 12:54:02,272 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:54:02,273 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:54:02,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:54:02,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:54:02,277 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:54:02,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:54:02" (1/1) ... [2018-11-18 12:54:02,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c22b2c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:02, skipping insertion in model container [2018-11-18 12:54:02,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:54:02" (1/1) ... [2018-11-18 12:54:02,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:54:02,303 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:54:02,460 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:54:02,465 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:54:02,493 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:54:02,514 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:54:02,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:02 WrapperNode [2018-11-18 12:54:02,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:54:02,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:54:02,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:54:02,515 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:54:02,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:02" (1/1) ... [2018-11-18 12:54:02,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:02" (1/1) ... [2018-11-18 12:54:02,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:02" (1/1) ... [2018-11-18 12:54:02,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:02" (1/1) ... [2018-11-18 12:54:02,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:02" (1/1) ... [2018-11-18 12:54:02,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:02" (1/1) ... [2018-11-18 12:54:02,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:02" (1/1) ... [2018-11-18 12:54:02,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:54:02,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:54:02,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:54:02,594 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:54:02,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/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 [2018-11-18 12:54:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:54:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:54:02,629 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-11-18 12:54:02,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-18 12:54:02,629 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:54:02,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:54:02,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-11-18 12:54:02,629 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-11-18 12:54:02,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:54:02,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 12:54:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 12:54:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:54:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 12:54:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 12:54:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-18 12:54:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:54:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:54:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-18 12:54:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:54:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 12:54:02,753 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:54:02,805 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:54:04,107 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:54:04,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:54:04 BoogieIcfgContainer [2018-11-18 12:54:04,107 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:54:04,108 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:54:04,108 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:54:04,109 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:54:04,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:54:02" (1/3) ... [2018-11-18 12:54:04,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f0a75bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:54:04, skipping insertion in model container [2018-11-18 12:54:04,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:02" (2/3) ... [2018-11-18 12:54:04,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f0a75bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:54:04, skipping insertion in model container [2018-11-18 12:54:04,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:54:04" (3/3) ... [2018-11-18 12:54:04,112 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1122a_true-unreach-call.c [2018-11-18 12:54:04,118 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:54:04,123 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:54:04,132 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:54:04,153 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:54:04,154 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:54:04,154 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:54:04,154 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:54:04,154 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:54:04,154 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:54:04,154 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:54:04,154 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:54:04,155 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:54:04,166 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states. [2018-11-18 12:54:04,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 12:54:04,170 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:54:04,171 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:54:04,172 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:54:04,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:54:04,176 INFO L82 PathProgramCache]: Analyzing trace with hash -501607257, now seen corresponding path program 1 times [2018-11-18 12:54:04,179 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:54:04,179 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-18 12:54:04,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:54:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:54:04,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:54:04,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:54:04,430 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:54:04,446 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:54:04,446 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 12:54:04,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 12:54:04,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 12:54:04,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:54:04,458 INFO L87 Difference]: Start difference. First operand 58 states. Second operand 2 states. [2018-11-18 12:54:04,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:54:04,475 INFO L93 Difference]: Finished difference Result 108 states and 164 transitions. [2018-11-18 12:54:04,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 12:54:04,476 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-11-18 12:54:04,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:54:04,485 INFO L225 Difference]: With dead ends: 108 [2018-11-18 12:54:04,485 INFO L226 Difference]: Without dead ends: 54 [2018-11-18 12:54:04,488 INFO L604 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 [2018-11-18 12:54:04,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-18 12:54:04,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-11-18 12:54:04,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-18 12:54:04,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 69 transitions. [2018-11-18 12:54:04,514 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 69 transitions. Word has length 21 [2018-11-18 12:54:04,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:54:04,515 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 69 transitions. [2018-11-18 12:54:04,515 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 12:54:04,515 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2018-11-18 12:54:04,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 12:54:04,516 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:54:04,516 INFO L375 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] [2018-11-18 12:54:04,516 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:54:04,517 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:54:04,517 INFO L82 PathProgramCache]: Analyzing trace with hash -614614101, now seen corresponding path program 1 times [2018-11-18 12:54:04,517 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:54:04,517 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/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 [2018-11-18 12:54:04,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:54:04,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:54:04,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:54:08,746 WARN L180 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-18 12:54:10,944 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-18 12:54:13,629 WARN L180 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-18 12:54:17,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:54:17,040 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:54:17,049 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:54:17,049 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 12:54:17,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 12:54:17,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 12:54:17,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 12:54:17,050 INFO L87 Difference]: Start difference. First operand 54 states and 69 transitions. Second operand 9 states. [2018-11-18 12:54:24,592 WARN L180 SmtUtils]: Spent 2.54 s on a formula simplification that was a NOOP. DAG size: 11 [2018-11-18 12:54:28,454 WARN L180 SmtUtils]: Spent 591.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 12:54:31,532 WARN L180 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 12:54:34,554 WARN L180 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-18 12:54:36,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:54:36,101 INFO L93 Difference]: Finished difference Result 63 states and 78 transitions. [2018-11-18 12:54:36,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 12:54:36,109 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2018-11-18 12:54:36,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:54:36,111 INFO L225 Difference]: With dead ends: 63 [2018-11-18 12:54:36,111 INFO L226 Difference]: Without dead ends: 56 [2018-11-18 12:54:36,111 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 23.9s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-18 12:54:36,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-11-18 12:54:36,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 54. [2018-11-18 12:54:36,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-18 12:54:36,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 68 transitions. [2018-11-18 12:54:36,118 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 68 transitions. Word has length 23 [2018-11-18 12:54:36,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:54:36,118 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 68 transitions. [2018-11-18 12:54:36,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 12:54:36,119 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2018-11-18 12:54:36,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 12:54:36,119 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:54:36,119 INFO L375 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] [2018-11-18 12:54:36,120 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:54:36,120 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:54:36,120 INFO L82 PathProgramCache]: Analyzing trace with hash -1322386619, now seen corresponding path program 1 times [2018-11-18 12:54:36,120 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:54:36,120 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/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 [2018-11-18 12:54:36,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:54:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:54:36,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:54:36,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:54:36,265 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:54:36,273 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:54:36,273 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 12:54:36,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 12:54:36,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 12:54:36,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 12:54:36,274 INFO L87 Difference]: Start difference. First operand 54 states and 68 transitions. Second operand 7 states. [2018-11-18 12:54:36,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:54:36,803 INFO L93 Difference]: Finished difference Result 58 states and 72 transitions. [2018-11-18 12:54:36,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 12:54:36,812 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-11-18 12:54:36,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:54:36,812 INFO L225 Difference]: With dead ends: 58 [2018-11-18 12:54:36,813 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 12:54:36,813 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-11-18 12:54:36,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 12:54:36,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 12:54:36,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 12:54:36,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 12:54:36,814 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2018-11-18 12:54:36,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:54:36,814 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:54:36,814 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 12:54:36,814 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 12:54:36,814 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:54:36,817 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 12:54:37,938 WARN L180 SmtUtils]: Spent 976.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 12:54:37,980 INFO L425 ceAbstractionStarter]: For program point isnan_floatFINAL(line 108) no Hoare annotation was computed. [2018-11-18 12:54:37,980 INFO L428 ceAbstractionStarter]: At program point isnan_floatENTRY(line 108) the Hoare annotation is: true [2018-11-18 12:54:37,980 INFO L425 ceAbstractionStarter]: For program point isnan_floatEXIT(line 108) no Hoare annotation was computed. [2018-11-18 12:54:37,980 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:54:37,980 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:54:37,981 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:54:37,981 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:54:37,981 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 12:54:37,981 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:54:37,981 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:54:37,981 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 110 128) the Hoare annotation is: true [2018-11-18 12:54:37,981 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 110 128) no Hoare annotation was computed. [2018-11-18 12:54:37,981 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-18 12:54:37,981 INFO L421 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (and (= main_~x~0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) (exists ((fmod_float_~y (_ FloatingPoint 8 24))) (= (let ((.cse0 (fp.mul roundNearestTiesToEven (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)) fmod_float_~y))) (fp.div roundNearestTiesToEven .cse0 .cse0)) main_~res~0))) [2018-11-18 12:54:37,981 INFO L425 ceAbstractionStarter]: For program point L122-1(lines 122 125) no Hoare annotation was computed. [2018-11-18 12:54:37,981 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 110 128) no Hoare annotation was computed. [2018-11-18 12:54:37,981 INFO L421 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (= main_~x~0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) [2018-11-18 12:54:37,981 INFO L425 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-11-18 12:54:37,982 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2018-11-18 12:54:37,982 INFO L425 ceAbstractionStarter]: For program point fmod_floatEXIT(lines 17 105) no Hoare annotation was computed. [2018-11-18 12:54:37,982 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2018-11-18 12:54:37,982 INFO L425 ceAbstractionStarter]: For program point L36(lines 36 37) no Hoare annotation was computed. [2018-11-18 12:54:37,982 INFO L425 ceAbstractionStarter]: For program point L86(lines 86 103) no Hoare annotation was computed. [2018-11-18 12:54:37,982 INFO L425 ceAbstractionStarter]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2018-11-18 12:54:37,982 INFO L421 ceAbstractionStarter]: At program point L20-3(lines 20 24) the Hoare annotation is: (= fmod_float_~x |fmod_float_#in~x|) [2018-11-18 12:54:37,982 INFO L425 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2018-11-18 12:54:37,982 INFO L425 ceAbstractionStarter]: For program point L46(lines 17 105) no Hoare annotation was computed. [2018-11-18 12:54:37,982 INFO L425 ceAbstractionStarter]: For program point fmod_floatFINAL(lines 17 105) no Hoare annotation was computed. [2018-11-18 12:54:37,982 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-11-18 12:54:37,982 INFO L428 ceAbstractionStarter]: At program point fmod_floatENTRY(lines 17 105) the Hoare annotation is: true [2018-11-18 12:54:37,982 INFO L425 ceAbstractionStarter]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2018-11-18 12:54:37,983 INFO L421 ceAbstractionStarter]: At program point L88-3(lines 88 92) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-11-18 12:54:37,983 INFO L425 ceAbstractionStarter]: For program point L47-1(lines 47 48) no Hoare annotation was computed. [2018-11-18 12:54:37,983 INFO L425 ceAbstractionStarter]: For program point L47-3(lines 47 48) no Hoare annotation was computed. [2018-11-18 12:54:37,983 INFO L421 ceAbstractionStarter]: At program point L47-4(lines 47 48) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= fmod_float_~hx~0 (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34))) (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|))) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-11-18 12:54:37,983 INFO L425 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-11-18 12:54:37,983 INFO L421 ceAbstractionStarter]: At program point L97-3(lines 97 101) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-11-18 12:54:37,983 INFO L425 ceAbstractionStarter]: For program point L97-4(lines 97 101) no Hoare annotation was computed. [2018-11-18 12:54:37,983 INFO L425 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2018-11-18 12:54:37,984 INFO L425 ceAbstractionStarter]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2018-11-18 12:54:37,984 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2018-11-18 12:54:37,984 INFO L425 ceAbstractionStarter]: For program point L65-2(lines 65 74) no Hoare annotation was computed. [2018-11-18 12:54:37,984 INFO L425 ceAbstractionStarter]: For program point L65-4(lines 65 74) no Hoare annotation was computed. [2018-11-18 12:54:37,984 INFO L425 ceAbstractionStarter]: For program point L82-1(lines 82 85) no Hoare annotation was computed. [2018-11-18 12:54:37,984 INFO L421 ceAbstractionStarter]: At program point L82-3(lines 82 85) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-11-18 12:54:37,984 INFO L425 ceAbstractionStarter]: For program point L82-4(lines 17 105) no Hoare annotation was computed. [2018-11-18 12:54:37,984 INFO L425 ceAbstractionStarter]: For program point L41-1(lines 41 42) no Hoare annotation was computed. [2018-11-18 12:54:37,984 INFO L425 ceAbstractionStarter]: For program point L41-3(lines 41 42) no Hoare annotation was computed. [2018-11-18 12:54:37,985 INFO L421 ceAbstractionStarter]: At program point L41-4(lines 41 42) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= fmod_float_~hx~0 (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34))) (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|))) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-11-18 12:54:37,985 INFO L425 ceAbstractionStarter]: For program point L25(lines 25 29) no Hoare annotation was computed. [2018-11-18 12:54:37,985 INFO L425 ceAbstractionStarter]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2018-11-18 12:54:37,985 INFO L425 ceAbstractionStarter]: For program point L25-2(lines 17 105) no Hoare annotation was computed. [2018-11-18 12:54:37,985 INFO L425 ceAbstractionStarter]: For program point L25-3(lines 25 29) no Hoare annotation was computed. [2018-11-18 12:54:37,985 INFO L425 ceAbstractionStarter]: For program point L67(lines 67 73) no Hoare annotation was computed. [2018-11-18 12:54:37,985 INFO L425 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-11-18 12:54:37,986 INFO L421 ceAbstractionStarter]: At program point L67-2(lines 65 74) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-11-18 12:54:37,986 INFO L425 ceAbstractionStarter]: For program point L76(lines 76 78) no Hoare annotation was computed. [2018-11-18 12:54:37,986 INFO L425 ceAbstractionStarter]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2018-11-18 12:54:37,990 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,991 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,991 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,991 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,991 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,995 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,995 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,995 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,996 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,996 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,996 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,997 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,997 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,997 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,997 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,997 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,997 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,998 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,998 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,998 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,999 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,999 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,999 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,999 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,999 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,999 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:37,999 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,000 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,000 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,000 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,000 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,000 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,001 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,001 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,001 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,001 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,001 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,001 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,002 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,002 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,002 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,002 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,002 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,003 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,003 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,003 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,003 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,003 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,004 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,004 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,004 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,004 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,005 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,005 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,009 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,009 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,009 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,010 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,010 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,010 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,010 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,010 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,011 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,011 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,011 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,011 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,011 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,011 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,012 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,012 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,012 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,012 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,012 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,013 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,013 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,013 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,013 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,013 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,014 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,014 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:54:38 BoogieIcfgContainer [2018-11-18 12:54:38,015 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:54:38,015 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:54:38,015 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:54:38,016 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:54:38,016 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:54:04" (3/4) ... [2018-11-18 12:54:38,018 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:54:38,022 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-11-18 12:54:38,023 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 12:54:38,023 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 12:54:38,023 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fmod_float [2018-11-18 12:54:38,026 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2018-11-18 12:54:38,026 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-18 12:54:38,027 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 12:54:38,027 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 12:54:38,043 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-11-18 12:54:38,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: hx == ~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)) && ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x))) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) [2018-11-18 12:54:38,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: hx == ~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)) && ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x))) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) [2018-11-18 12:54:38,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) [2018-11-18 12:54:38,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) [2018-11-18 12:54:38,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) [2018-11-18 12:54:38,045 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) [2018-11-18 12:54:38,067 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e816cffa-7558-4414-8179-04f6a9199ac3/bin-2019/uautomizer/witness.graphml [2018-11-18 12:54:38,068 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:54:38,068 INFO L168 Benchmark]: Toolchain (without parser) took 35795.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 949.7 MB in the beginning and 948.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 135.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:54:38,069 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-11-18 12:54:38,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.53 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 12:54:38,069 INFO L168 Benchmark]: Boogie Preprocessor took 79.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:54:38,069 INFO L168 Benchmark]: RCFGBuilder took 1513.14 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: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:54:38,070 INFO L168 Benchmark]: TraceAbstraction took 33907.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 955.2 MB in the end (delta: 137.3 MB). Peak memory consumption was 137.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:54:38,070 INFO L168 Benchmark]: Witness Printer took 52.35 ms. Allocated memory is still 1.2 GB. Free memory was 955.2 MB in the beginning and 948.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:54:38,071 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 240.53 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 79.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1513.14 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: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 33907.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 955.2 MB in the end (delta: 137.3 MB). Peak memory consumption was 137.3 MB. Max. memory is 11.5 GB. * Witness Printer took 52.35 ms. Allocated memory is still 1.2 GB. Free memory was 955.2 MB in the beginning and 948.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 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_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 123]: 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: 97]: Loop Invariant [2018-11-18 12:54:38,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 82]: Loop Invariant [2018-11-18 12:54:38,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,078 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,078 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,078 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,078 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 41]: Loop Invariant [2018-11-18 12:54:38,078 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,078 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,079 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,079 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,079 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,079 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,079 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,079 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,079 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,080 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,080 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,080 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,080 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,080 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,080 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,081 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,081 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,081 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,081 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,081 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: (x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: hx == ~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)) && ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x))) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 88]: Loop Invariant [2018-11-18 12:54:38,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,083 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,083 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,083 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,083 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,083 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 47]: Loop Invariant [2018-11-18 12:54:38,084 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,084 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,084 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,084 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,084 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,084 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,084 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: (x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: hx == ~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)) && ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x))) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 65]: Loop Invariant [2018-11-18 12:54:38,087 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,087 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,087 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,087 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,088 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,088 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,088 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,088 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,088 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 12:54:38,088 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 58 locations, 1 error locations. SAFE Result, 33.8s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 19.6s AutomataDifference, 0.0s DeadEndRemovalTime, 1.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 185 SDtfs, 150 SDslu, 500 SDs, 0 SdLazy, 133 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 24.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=58occurred 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, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 17 PreInvPairs, 25 NumberOfFragments, 217 HoareAnnotationTreeSize, 17 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 12.4s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 65 ConstructedInterpolants, 8 QuantifiedInterpolants, 6670 SizeOfPredicates, 9 NumberOfNonLiveVariables, 241 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...