./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/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 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb .......................................................................................................................................................................................................................................................................................................................... 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_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/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 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 13:23:22,709 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:23:22,710 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:23:22,719 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:23:22,719 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:23:22,720 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:23:22,721 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:23:22,722 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:23:22,723 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:23:22,724 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:23:22,724 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:23:22,724 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:23:22,725 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:23:22,726 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:23:22,727 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:23:22,727 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:23:22,728 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:23:22,729 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:23:22,730 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:23:22,731 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:23:22,732 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:23:22,733 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:23:22,735 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:23:22,735 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:23:22,735 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:23:22,736 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:23:22,737 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:23:22,737 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:23:22,738 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:23:22,739 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:23:22,739 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:23:22,739 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:23:22,739 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:23:22,740 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:23:22,740 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:23:22,741 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:23:22,741 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 13:23:22,751 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:23:22,751 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:23:22,752 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:23:22,752 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:23:22,752 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:23:22,752 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:23:22,752 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:23:22,752 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:23:22,753 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:23:22,753 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:23:22,753 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:23:22,753 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:23:22,753 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:23:22,753 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:23:22,753 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:23:22,753 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:23:22,753 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:23:22,753 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:23:22,753 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:23:22,753 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:23:22,754 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:23:22,754 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:23:22,754 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:23:22,754 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:23:22,754 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:23:22,754 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:23:22,754 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:23:22,754 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:23:22,754 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:23:22,754 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 13:23:22,754 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_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/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 -> 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb [2018-11-28 13:23:22,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:23:22,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:23:22,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:23:22,791 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:23:22,791 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:23:22,791 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-11-28 13:23:22,831 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/data/d24c015a2/abd2fa4dfb994c9f855d9657bd617838/FLAGb6f30251e [2018-11-28 13:23:23,238 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:23:23,238 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-11-28 13:23:23,243 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/data/d24c015a2/abd2fa4dfb994c9f855d9657bd617838/FLAGb6f30251e [2018-11-28 13:23:23,253 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/data/d24c015a2/abd2fa4dfb994c9f855d9657bd617838 [2018-11-28 13:23:23,255 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:23:23,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:23:23,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:23:23,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:23:23,260 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:23:23,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:23:23" (1/1) ... [2018-11-28 13:23:23,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61054ebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:23, skipping insertion in model container [2018-11-28 13:23:23,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:23:23" (1/1) ... [2018-11-28 13:23:23,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:23:23,288 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:23:23,451 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:23:23,456 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:23:23,486 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:23:23,558 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:23:23,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:23 WrapperNode [2018-11-28 13:23:23,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:23:23,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:23:23,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:23:23,560 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:23:23,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:23" (1/1) ... [2018-11-28 13:23:23,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:23" (1/1) ... [2018-11-28 13:23:23,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:23:23,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:23:23,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:23:23,586 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:23:23,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:23" (1/1) ... [2018-11-28 13:23:23,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:23" (1/1) ... [2018-11-28 13:23:23,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:23" (1/1) ... [2018-11-28 13:23:23,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:23" (1/1) ... [2018-11-28 13:23:23,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:23" (1/1) ... [2018-11-28 13:23:23,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:23" (1/1) ... [2018-11-28 13:23:23,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:23" (1/1) ... [2018-11-28 13:23:23,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:23:23,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:23:23,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:23:23,620 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:23:23,621 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/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 [2018-11-28 13:23:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 13:23:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 13:23:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-28 13:23:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-28 13:23:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 13:23:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-28 13:23:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 13:23:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 13:23:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-28 13:23:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:23:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:23:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:23:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 13:23:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-11-28 13:23:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-11-28 13:23:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-11-28 13:23:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 13:23:23,967 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:23:23,967 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-11-28 13:23:23,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:23:23 BoogieIcfgContainer [2018-11-28 13:23:23,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:23:23,968 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:23:23,968 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:23:23,970 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:23:23,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:23:23" (1/3) ... [2018-11-28 13:23:23,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cca3da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:23:23, skipping insertion in model container [2018-11-28 13:23:23,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:23" (2/3) ... [2018-11-28 13:23:23,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cca3da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:23:23, skipping insertion in model container [2018-11-28 13:23:23,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:23:23" (3/3) ... [2018-11-28 13:23:23,973 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1121a_true-unreach-call.c [2018-11-28 13:23:23,978 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:23:23,983 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 13:23:23,993 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 13:23:24,014 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:23:24,015 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:23:24,015 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:23:24,015 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:23:24,015 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:23:24,015 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:23:24,015 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:23:24,015 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:23:24,015 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:23:24,029 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2018-11-28 13:23:24,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-28 13:23:24,033 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:23:24,034 INFO L402 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] [2018-11-28 13:23:24,036 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:23:24,039 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:23:24,039 INFO L82 PathProgramCache]: Analyzing trace with hash -348005672, now seen corresponding path program 1 times [2018-11-28 13:23:24,041 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:23:24,041 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:23:24,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:23:24,072 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:23:24,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:23:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:23:24,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:23:24,139 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:23:24,139 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 13:23:24,141 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 13:23:24,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 13:23:24,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 13:23:24,151 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 2 states. [2018-11-28 13:23:24,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:23:24,168 INFO L93 Difference]: Finished difference Result 102 states and 158 transitions. [2018-11-28 13:23:24,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 13:23:24,169 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-11-28 13:23:24,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:23:24,177 INFO L225 Difference]: With dead ends: 102 [2018-11-28 13:23:24,177 INFO L226 Difference]: Without dead ends: 51 [2018-11-28 13:23:24,179 INFO L631 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 [2018-11-28 13:23:24,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-11-28 13:23:24,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-11-28 13:23:24,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-11-28 13:23:24,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 66 transitions. [2018-11-28 13:23:24,206 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 66 transitions. Word has length 22 [2018-11-28 13:23:24,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:23:24,206 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 66 transitions. [2018-11-28 13:23:24,206 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 13:23:24,206 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2018-11-28 13:23:24,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-28 13:23:24,207 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:23:24,207 INFO L402 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] [2018-11-28 13:23:24,207 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:23:24,208 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:23:24,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1100584309, now seen corresponding path program 1 times [2018-11-28 13:23:24,208 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:23:24,208 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:23:24,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:23:24,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:23:24,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:23:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:23:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:23:24,299 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 13:23:24,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:23:24 BoogieIcfgContainer [2018-11-28 13:23:24,324 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 13:23:24,324 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:23:24,324 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:23:24,324 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:23:24,325 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:23:23" (3/4) ... [2018-11-28 13:23:24,328 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 13:23:24,328 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:23:24,329 INFO L168 Benchmark]: Toolchain (without parser) took 1072.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -108.5 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:23:24,330 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:23:24,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 302.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -180.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:23:24,331 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.88 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:23:24,331 INFO L168 Benchmark]: Boogie Preprocessor took 33.90 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:23:24,331 INFO L168 Benchmark]: RCFGBuilder took 347.90 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: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-11-28 13:23:24,332 INFO L168 Benchmark]: TraceAbstraction took 355.82 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: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:23:24,332 INFO L168 Benchmark]: Witness Printer took 4.02 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. [2018-11-28 13:23:24,335 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 302.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -180.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.88 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.90 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 347.90 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: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 355.82 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: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.02 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 bitwiseXor at line 31, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [\old(one_fmod)=6442450957, \old(Zero_fmod)=6442450955, \old(Zero_fmod)=6442450952, one_fmod=1, Zero_fmod={6442450954:0}] [L116] float x = __VERIFIER_nondet_float(); [L117] float y = 0.0f; VAL [one_fmod=1, x=6442450949, y=0, Zero_fmod={6442450954:0}] [L119] CALL, EXPR fmod_float(x, y) VAL [\old(x)=6442450949, \old(y)=0, one_fmod=1, Zero_fmod={6442450954:0}] [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [\old(x)=6442450949, \old(y)=0, one_fmod=1, x=6442450949, y=0, Zero_fmod={6442450954:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [\old(x)=6442450949, \old(y)=0, one_fmod=1, sx=-1, x=6442450949, y=0, Zero_fmod={6442450954:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [\old(x)=6442450949, \old(y)=0, hx=2139095040, hy=0, one_fmod=1, sx=-1, x=6442450949, y=0, Zero_fmod={6442450954:0}] [L119] RET, EXPR fmod_float(x, y) VAL [fmod_float(x, y)=6442450948, one_fmod=1, x=6442450949, y=0, Zero_fmod={6442450954:0}] [L119] float res = fmod_float(x, y); [L122] CALL, EXPR isnan_float(res) VAL [\old(x)=6442450948, one_fmod=1, Zero_fmod={6442450954:0}] [L108] return x != x; VAL [\old(x)=6442450948, \result=0, one_fmod=1, x=6442450948, Zero_fmod={6442450954:0}] [L122] RET, EXPR isnan_float(res) VAL [isnan_float(res)=0, one_fmod=1, res=6442450948, x=6442450949, y=0, Zero_fmod={6442450954:0}] [L122] COND TRUE !isnan_float(res) [L123] __VERIFIER_error() VAL [one_fmod=1, res=6442450948, x=6442450949, y=0, Zero_fmod={6442450954:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 55 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 70 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=55occurred 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 0.1.23-0cd3be1 [2018-11-28 13:23:25,843 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:23:25,844 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:23:25,852 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:23:25,852 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:23:25,853 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:23:25,853 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:23:25,855 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:23:25,856 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:23:25,857 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:23:25,857 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:23:25,858 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:23:25,858 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:23:25,859 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:23:25,860 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:23:25,861 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:23:25,861 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:23:25,863 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:23:25,864 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:23:25,866 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:23:25,867 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:23:25,868 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:23:25,869 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:23:25,870 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:23:25,870 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:23:25,871 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:23:25,872 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:23:25,872 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:23:25,873 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:23:25,874 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:23:25,874 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:23:25,875 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:23:25,875 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:23:25,875 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:23:25,876 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:23:25,877 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:23:25,877 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 13:23:25,888 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:23:25,889 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:23:25,889 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:23:25,889 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:23:25,890 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:23:25,890 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:23:25,890 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:23:25,891 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:23:25,891 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:23:25,891 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:23:25,891 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:23:25,891 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:23:25,891 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:23:25,892 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:23:25,892 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 13:23:25,892 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 13:23:25,892 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:23:25,892 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:23:25,892 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:23:25,892 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:23:25,893 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:23:25,893 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:23:25,893 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:23:25,893 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:23:25,893 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:23:25,893 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:23:25,893 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:23:25,893 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:23:25,894 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 13:23:25,894 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:23:25,894 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 13:23:25,894 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 13:23:25,894 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_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/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 -> 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb [2018-11-28 13:23:25,922 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:23:25,932 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:23:25,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:23:25,935 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:23:25,936 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:23:25,936 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-11-28 13:23:25,976 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/data/a480de5a6/5aad0a89824446129bcb5498095ea931/FLAGfc65fcc60 [2018-11-28 13:23:26,310 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:23:26,311 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-11-28 13:23:26,316 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/data/a480de5a6/5aad0a89824446129bcb5498095ea931/FLAGfc65fcc60 [2018-11-28 13:23:26,734 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/data/a480de5a6/5aad0a89824446129bcb5498095ea931 [2018-11-28 13:23:26,736 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:23:26,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:23:26,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:23:26,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:23:26,741 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:23:26,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:23:26" (1/1) ... [2018-11-28 13:23:26,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483dce5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:26, skipping insertion in model container [2018-11-28 13:23:26,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:23:26" (1/1) ... [2018-11-28 13:23:26,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:23:26,767 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:23:26,894 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:23:26,900 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:23:26,929 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:23:26,950 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:23:26,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:26 WrapperNode [2018-11-28 13:23:26,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:23:26,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:23:26,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:23:26,951 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:23:26,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:26" (1/1) ... [2018-11-28 13:23:26,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:26" (1/1) ... [2018-11-28 13:23:26,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:23:26,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:23:26,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:23:26,977 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:23:27,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:26" (1/1) ... [2018-11-28 13:23:27,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:26" (1/1) ... [2018-11-28 13:23:27,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:26" (1/1) ... [2018-11-28 13:23:27,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:26" (1/1) ... [2018-11-28 13:23:27,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:26" (1/1) ... [2018-11-28 13:23:27,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:26" (1/1) ... [2018-11-28 13:23:27,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:26" (1/1) ... [2018-11-28 13:23:27,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:23:27,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:23:27,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:23:27,066 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:23:27,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/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 [2018-11-28 13:23:27,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-11-28 13:23:27,110 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 13:23:27,111 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 13:23:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-28 13:23:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-28 13:23:27,111 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-28 13:23:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 13:23:27,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 13:23:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:23:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 13:23:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:23:27,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:23:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-28 13:23:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-11-28 13:23:27,112 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-11-28 13:23:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 13:23:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 13:23:27,210 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:23:27,288 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:23:27,311 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:23:28,491 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:23:28,491 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-11-28 13:23:28,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:23:28 BoogieIcfgContainer [2018-11-28 13:23:28,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:23:28,492 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:23:28,492 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:23:28,494 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:23:28,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:23:26" (1/3) ... [2018-11-28 13:23:28,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a1e1fe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:23:28, skipping insertion in model container [2018-11-28 13:23:28,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:23:26" (2/3) ... [2018-11-28 13:23:28,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a1e1fe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:23:28, skipping insertion in model container [2018-11-28 13:23:28,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:23:28" (3/3) ... [2018-11-28 13:23:28,497 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1121a_true-unreach-call.c [2018-11-28 13:23:28,502 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:23:28,506 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 13:23:28,515 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 13:23:28,532 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:23:28,533 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:23:28,533 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:23:28,533 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:23:28,533 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:23:28,533 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:23:28,533 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:23:28,533 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:23:28,533 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:23:28,544 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states. [2018-11-28 13:23:28,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-28 13:23:28,547 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:23:28,548 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:23:28,550 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:23:28,553 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:23:28,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1582823124, now seen corresponding path program 1 times [2018-11-28 13:23:28,556 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 13:23:28,556 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/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 [2018-11-28 13:23:28,561 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:23:28,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:23:28,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:23:28,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:23:28,804 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 13:23:28,817 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:23:28,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 13:23:28,820 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 13:23:28,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 13:23:28,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 13:23:28,830 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 2 states. [2018-11-28 13:23:28,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:23:28,847 INFO L93 Difference]: Finished difference Result 100 states and 156 transitions. [2018-11-28 13:23:28,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 13:23:28,849 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-11-28 13:23:28,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:23:28,858 INFO L225 Difference]: With dead ends: 100 [2018-11-28 13:23:28,858 INFO L226 Difference]: Without dead ends: 50 [2018-11-28 13:23:28,861 INFO L631 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 [2018-11-28 13:23:28,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-28 13:23:28,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-11-28 13:23:28,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-28 13:23:28,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 65 transitions. [2018-11-28 13:23:28,890 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 65 transitions. Word has length 21 [2018-11-28 13:23:28,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:23:28,891 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 65 transitions. [2018-11-28 13:23:28,891 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 13:23:28,891 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2018-11-28 13:23:28,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-28 13:23:28,892 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:23:28,892 INFO L402 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] [2018-11-28 13:23:28,893 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:23:28,893 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:23:28,893 INFO L82 PathProgramCache]: Analyzing trace with hash -853861129, now seen corresponding path program 1 times [2018-11-28 13:23:28,894 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 13:23:28,894 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/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 [2018-11-28 13:23:28,898 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:23:29,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:23:29,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:23:33,888 WARN L180 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-28 13:23:38,377 WARN L180 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-28 13:23:42,384 WARN L180 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-28 13:23:46,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:23:46,713 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 13:23:46,723 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:23:46,723 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 13:23:46,724 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 13:23:46,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 13:23:46,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=56, Unknown=1, NotChecked=0, Total=72 [2018-11-28 13:23:46,725 INFO L87 Difference]: Start difference. First operand 50 states and 65 transitions. Second operand 9 states. [2018-11-28 13:23:58,408 WARN L180 SmtUtils]: Spent 2.58 s on a formula simplification that was a NOOP. DAG size: 11 [2018-11-28 13:24:03,083 WARN L180 SmtUtils]: Spent 797.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-28 13:24:07,579 WARN L180 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 11 [2018-11-28 13:24:12,677 WARN L180 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 16 [2018-11-28 13:24:14,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:24:14,738 INFO L93 Difference]: Finished difference Result 57 states and 72 transitions. [2018-11-28 13:24:14,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 13:24:14,739 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2018-11-28 13:24:14,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:24:14,740 INFO L225 Difference]: With dead ends: 57 [2018-11-28 13:24:14,740 INFO L226 Difference]: Without dead ends: 50 [2018-11-28 13:24:14,742 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 33.7s TimeCoverageRelationStatistics Valid=33, Invalid=122, Unknown=1, NotChecked=0, Total=156 [2018-11-28 13:24:14,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-28 13:24:14,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-11-28 13:24:14,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-28 13:24:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 64 transitions. [2018-11-28 13:24:14,751 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 64 transitions. Word has length 23 [2018-11-28 13:24:14,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:24:14,751 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 64 transitions. [2018-11-28 13:24:14,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 13:24:14,751 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2018-11-28 13:24:14,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-28 13:24:14,752 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:24:14,752 INFO L402 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] [2018-11-28 13:24:14,753 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:24:14,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:24:14,753 INFO L82 PathProgramCache]: Analyzing trace with hash 988405985, now seen corresponding path program 1 times [2018-11-28 13:24:14,753 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 13:24:14,753 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/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 [2018-11-28 13:24:14,765 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:24:14,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:24:14,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:24:14,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:24:14,889 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 13:24:14,898 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:24:14,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 13:24:14,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 13:24:14,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 13:24:14,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:24:14,899 INFO L87 Difference]: Start difference. First operand 50 states and 64 transitions. Second operand 7 states. [2018-11-28 13:24:15,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:24:15,260 INFO L93 Difference]: Finished difference Result 52 states and 66 transitions. [2018-11-28 13:24:15,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 13:24:15,261 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-11-28 13:24:15,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:24:15,261 INFO L225 Difference]: With dead ends: 52 [2018-11-28 13:24:15,262 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 13:24:15,262 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-11-28 13:24:15,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 13:24:15,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 13:24:15,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 13:24:15,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 13:24:15,263 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2018-11-28 13:24:15,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:24:15,263 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:24:15,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 13:24:15,263 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 13:24:15,264 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 13:24:15,267 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 13:24:16,704 WARN L180 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 11 [2018-11-28 13:24:16,735 INFO L448 ceAbstractionStarter]: For program point isnan_floatFINAL(line 108) no Hoare annotation was computed. [2018-11-28 13:24:16,736 INFO L451 ceAbstractionStarter]: At program point isnan_floatENTRY(line 108) the Hoare annotation is: true [2018-11-28 13:24:16,736 INFO L448 ceAbstractionStarter]: For program point isnan_floatEXIT(line 108) no Hoare annotation was computed. [2018-11-28 13:24:16,736 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:24:16,736 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-28 13:24:16,736 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:24:16,736 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:24:16,736 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-28 13:24:16,736 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 13:24:16,736 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:24:16,736 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2018-11-28 13:24:16,737 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 110 128) the Hoare annotation is: true [2018-11-28 13:24:16,737 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 110 128) no Hoare annotation was computed. [2018-11-28 13:24:16,737 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-28 13:24:16,737 INFO L444 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (and (exists ((fmod_float_~x (_ FloatingPoint 8 24))) (= main_~res~0 (let ((.cse0 (fp.mul roundNearestTiesToEven fmod_float_~x (_ +zero 8 24)))) (fp.div roundNearestTiesToEven .cse0 .cse0)))) (= (_ +zero 8 24) main_~y~0)) [2018-11-28 13:24:16,737 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 122 125) no Hoare annotation was computed. [2018-11-28 13:24:16,737 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 110 128) no Hoare annotation was computed. [2018-11-28 13:24:16,737 INFO L444 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (= (_ +zero 8 24) main_~y~0) [2018-11-28 13:24:16,737 INFO L448 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-11-28 13:24:16,737 INFO L448 ceAbstractionStarter]: For program point fmod_floatEXIT(lines 17 105) no Hoare annotation was computed. [2018-11-28 13:24:16,737 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2018-11-28 13:24:16,737 INFO L448 ceAbstractionStarter]: For program point L36(lines 36 37) no Hoare annotation was computed. [2018-11-28 13:24:16,738 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 103) no Hoare annotation was computed. [2018-11-28 13:24:16,738 INFO L448 ceAbstractionStarter]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2018-11-28 13:24:16,738 INFO L444 ceAbstractionStarter]: At program point L20-2(lines 20 24) the Hoare annotation is: (= fmod_float_~y |fmod_float_#in~y|) [2018-11-28 13:24:16,738 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2018-11-28 13:24:16,738 INFO L448 ceAbstractionStarter]: For program point L46(lines 17 105) no Hoare annotation was computed. [2018-11-28 13:24:16,738 INFO L448 ceAbstractionStarter]: For program point fmod_floatFINAL(lines 17 105) no Hoare annotation was computed. [2018-11-28 13:24:16,738 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-11-28 13:24:16,738 INFO L451 ceAbstractionStarter]: At program point fmod_floatENTRY(lines 17 105) the Hoare annotation is: true [2018-11-28 13:24:16,738 INFO L448 ceAbstractionStarter]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2018-11-28 13:24:16,738 INFO L444 ceAbstractionStarter]: At program point L88-2(lines 88 92) the Hoare annotation is: (and (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_19) (_ bv0 32))))) (= fmod_float_~y |fmod_float_#in~y|)) [2018-11-28 13:24:16,738 INFO L448 ceAbstractionStarter]: For program point L47-2(lines 47 48) no Hoare annotation was computed. [2018-11-28 13:24:16,738 INFO L444 ceAbstractionStarter]: At program point L47-3(lines 47 48) the Hoare annotation is: (and (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_19) (_ bv0 32))))) (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (= (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_19) fmod_float_~hy~0)))) [2018-11-28 13:24:16,739 INFO L448 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-11-28 13:24:16,739 INFO L444 ceAbstractionStarter]: At program point L97-2(lines 97 101) the Hoare annotation is: (and (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_19) (_ bv0 32))))) (= fmod_float_~y |fmod_float_#in~y|)) [2018-11-28 13:24:16,739 INFO L448 ceAbstractionStarter]: For program point L97-3(lines 97 101) no Hoare annotation was computed. [2018-11-28 13:24:16,739 INFO L448 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2018-11-28 13:24:16,739 INFO L448 ceAbstractionStarter]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2018-11-28 13:24:16,739 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2018-11-28 13:24:16,739 INFO L448 ceAbstractionStarter]: For program point L65-3(lines 65 74) no Hoare annotation was computed. [2018-11-28 13:24:16,739 INFO L444 ceAbstractionStarter]: At program point L82-2(lines 82 85) the Hoare annotation is: (and (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_19) (_ bv0 32))))) (= fmod_float_~y |fmod_float_#in~y|)) [2018-11-28 13:24:16,739 INFO L448 ceAbstractionStarter]: For program point L82-3(lines 17 105) no Hoare annotation was computed. [2018-11-28 13:24:16,739 INFO L448 ceAbstractionStarter]: For program point L41-2(lines 41 42) no Hoare annotation was computed. [2018-11-28 13:24:16,739 INFO L444 ceAbstractionStarter]: At program point L41-3(lines 41 42) the Hoare annotation is: (and (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_19) (_ bv0 32))))) (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (= (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_19) fmod_float_~hy~0)))) [2018-11-28 13:24:16,740 INFO L448 ceAbstractionStarter]: For program point L25(lines 25 29) no Hoare annotation was computed. [2018-11-28 13:24:16,740 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2018-11-28 13:24:16,740 INFO L448 ceAbstractionStarter]: For program point L25-1(lines 17 105) no Hoare annotation was computed. [2018-11-28 13:24:16,740 INFO L448 ceAbstractionStarter]: For program point L25-2(lines 25 29) no Hoare annotation was computed. [2018-11-28 13:24:16,740 INFO L448 ceAbstractionStarter]: For program point L67(lines 67 73) no Hoare annotation was computed. [2018-11-28 13:24:16,740 INFO L448 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-11-28 13:24:16,740 INFO L444 ceAbstractionStarter]: At program point L67-2(lines 65 74) the Hoare annotation is: (and (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_19) (_ bv0 32))))) (= fmod_float_~y |fmod_float_#in~y|)) [2018-11-28 13:24:16,740 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 78) no Hoare annotation was computed. [2018-11-28 13:24:16,740 INFO L448 ceAbstractionStarter]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2018-11-28 13:24:16,744 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,750 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,750 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,750 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,750 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,752 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,752 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,752 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,753 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,753 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,754 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,754 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,754 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,757 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,757 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,757 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,757 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:24:16 BoogieIcfgContainer [2018-11-28 13:24:16,770 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 13:24:16,770 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:24:16,770 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:24:16,770 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:24:16,771 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:23:28" (3/4) ... [2018-11-28 13:24:16,773 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 13:24:16,778 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-11-28 13:24:16,778 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 13:24:16,779 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 13:24:16,779 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fmod_float [2018-11-28 13:24:16,783 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-28 13:24:16,783 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-28 13:24:16,783 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 13:24:16,783 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 13:24:16,805 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) [2018-11-28 13:24:16,816 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4f938a3f-8b4e-431c-8c44-4122e8cd52d9/bin-2019/uautomizer/witness.graphml [2018-11-28 13:24:16,816 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:24:16,816 INFO L168 Benchmark]: Toolchain (without parser) took 50079.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 942.0 MB in the beginning and 956.0 MB in the end (delta: -14.0 MB). Peak memory consumption was 121.8 MB. Max. memory is 11.5 GB. [2018-11-28 13:24:16,817 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:24:16,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 212.69 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-28 13:24:16,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.10 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:24:16,818 INFO L168 Benchmark]: Boogie Preprocessor took 88.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -191.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-28 13:24:16,818 INFO L168 Benchmark]: RCFGBuilder took 1426.28 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: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-28 13:24:16,818 INFO L168 Benchmark]: TraceAbstraction took 48277.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 962.8 MB in the end (delta: 122.9 MB). Peak memory consumption was 122.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:24:16,818 INFO L168 Benchmark]: Witness Printer took 45.87 ms. Allocated memory is still 1.2 GB. Free memory was 962.8 MB in the beginning and 956.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 13:24:16,821 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 212.69 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.10 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 88.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -191.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1426.28 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: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 48277.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 962.8 MB in the end (delta: 122.9 MB). Peak memory consumption was 122.9 MB. Max. memory is 11.5 GB. * Witness Printer took 45.87 ms. Allocated memory is still 1.2 GB. Free memory was 962.8 MB in the beginning and 956.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 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_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,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 [2018-11-28 13:24:16,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,830 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,831 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,831 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,831 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,831 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(~bvand32(2147483647bv32, v_fmod_float_~hy~0_19) == 0bv32)) && y == \old(y) - InvariantResult [Line: 82]: Loop Invariant [2018-11-28 13:24:16,832 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,832 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,832 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,832 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,833 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,833 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,833 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,833 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(~bvand32(2147483647bv32, v_fmod_float_~hy~0_19) == 0bv32)) && y == \old(y) - InvariantResult [Line: 41]: Loop Invariant [2018-11-28 13:24:16,833 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,834 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,834 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,834 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,834 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,834 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,834 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,834 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,835 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,835 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,835 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,835 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,835 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,836 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,836 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,836 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: ((\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(~bvand32(2147483647bv32, v_fmod_float_~hy~0_19) == 0bv32)) && y == \old(y)) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && ~bvand32(2147483647bv32, v_fmod_float_~hy~0_19) == hy) - InvariantResult [Line: 88]: Loop Invariant [2018-11-28 13:24:16,836 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,836 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,837 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,837 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,837 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,837 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,837 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,837 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(~bvand32(2147483647bv32, v_fmod_float_~hy~0_19) == 0bv32)) && y == \old(y) - InvariantResult [Line: 47]: Loop Invariant [2018-11-28 13:24:16,838 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,838 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,838 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,838 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,838 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,838 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,839 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,839 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,839 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,839 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,839 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,840 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,840 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,840 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,840 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,840 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: ((\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(~bvand32(2147483647bv32, v_fmod_float_~hy~0_19) == 0bv32)) && y == \old(y)) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && ~bvand32(2147483647bv32, v_fmod_float_~hy~0_19) == hy) - InvariantResult [Line: 65]: Loop Invariant [2018-11-28 13:24:16,841 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,841 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,841 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,841 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,841 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,841 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,842 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-28 13:24:16,842 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(~bvand32(2147483647bv32, v_fmod_float_~hy~0_19) == 0bv32)) && y == \old(y) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: y == \old(y) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 54 locations, 1 error locations. SAFE Result, 48.2s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 28.4s AutomataDifference, 0.0s DeadEndRemovalTime, 1.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 174 SDtfs, 148 SDslu, 487 SDs, 0 SdLazy, 96 SolverSat, 8 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 11.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 33.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 17 PreInvPairs, 25 NumberOfFragments, 187 HoareAnnotationTreeSize, 17 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 17.6s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 65 ConstructedInterpolants, 8 QuantifiedInterpolants, 5614 SizeOfPredicates, 8 NumberOfNonLiveVariables, 246 ConjunctsInSsa, 20 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...