./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 11ee320e5dd60225454ae4b669c3bcedd1b28d2a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 11ee320e5dd60225454ae4b669c3bcedd1b28d2a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:52:40,925 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:52:40,926 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:52:40,935 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:52:40,935 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:52:40,936 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:52:40,936 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:52:40,938 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:52:40,939 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:52:40,940 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:52:40,941 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:52:40,941 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:52:40,942 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:52:40,942 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:52:40,943 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:52:40,944 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:52:40,945 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:52:40,946 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:52:40,948 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:52:40,949 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:52:40,950 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:52:40,951 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:52:40,953 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:52:40,953 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:52:40,953 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:52:40,954 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:52:40,955 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:52:40,955 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:52:40,956 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:52:40,957 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:52:40,957 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:52:40,958 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:52:40,958 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:52:40,958 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:52:40,959 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:52:40,959 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:52:40,960 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 07:52:40,971 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:52:40,971 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:52:40,972 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:52:40,972 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 07:52:40,973 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 07:52:40,973 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 07:52:40,973 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 07:52:40,973 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 07:52:40,973 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 07:52:40,973 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 07:52:40,974 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 07:52:40,974 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 07:52:40,974 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 07:52:40,975 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:52:40,975 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:52:40,975 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:52:40,975 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:52:40,975 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:52:40,975 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:52:40,976 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:52:40,976 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:52:40,976 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:52:40,976 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:52:40,976 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:52:40,977 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:52:40,977 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:52:40,977 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 07:52:40,977 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:52:40,977 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 07:52:40,977 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 07:52:40,978 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:52:40,978 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:52:40,978 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:52:40,978 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 07:52:40,978 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:52:40,978 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:52:40,979 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 07:52:40,979 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan 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 -> Taipan 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 -> 11ee320e5dd60225454ae4b669c3bcedd1b28d2a [2018-11-23 07:52:41,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:52:41,018 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:52:41,022 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:52:41,023 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:52:41,023 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:52:41,024 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c [2018-11-23 07:52:41,067 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/data/d90d58697/bfc5c647b3f44bc59c103d293200d7bf/FLAGa3612cee6 [2018-11-23 07:52:41,405 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:52:41,405 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c [2018-11-23 07:52:41,411 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/data/d90d58697/bfc5c647b3f44bc59c103d293200d7bf/FLAGa3612cee6 [2018-11-23 07:52:41,421 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/data/d90d58697/bfc5c647b3f44bc59c103d293200d7bf [2018-11-23 07:52:41,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:52:41,424 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:52:41,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:52:41,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:52:41,428 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:52:41,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:52:41" (1/1) ... [2018-11-23 07:52:41,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44f1c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:41, skipping insertion in model container [2018-11-23 07:52:41,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:52:41" (1/1) ... [2018-11-23 07:52:41,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:52:41,454 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:52:41,586 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:52:41,590 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:52:41,610 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:52:41,667 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:52:41,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:41 WrapperNode [2018-11-23 07:52:41,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:52:41,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:52:41,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:52:41,668 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:52:41,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:41" (1/1) ... [2018-11-23 07:52:41,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:41" (1/1) ... [2018-11-23 07:52:41,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:52:41,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:52:41,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:52:41,691 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:52:41,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:41" (1/1) ... [2018-11-23 07:52:41,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:41" (1/1) ... [2018-11-23 07:52:41,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:41" (1/1) ... [2018-11-23 07:52:41,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:41" (1/1) ... [2018-11-23 07:52:41,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:41" (1/1) ... [2018-11-23 07:52:41,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:41" (1/1) ... [2018-11-23 07:52:41,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:41" (1/1) ... [2018-11-23 07:52:41,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:52:41,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:52:41,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:52:41,721 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:52:41,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/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 [2018-11-23 07:52:41,758 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_expf [2018-11-23 07:52:41,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_expf [2018-11-23 07:52:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 07:52:41,759 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 07:52:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 07:52:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-23 07:52:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 07:52:41,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 07:52:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 07:52:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 07:52:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:52:41,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:52:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 07:52:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-11-23 07:52:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 07:52:42,018 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:52:42,018 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-11-23 07:52:42,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:52:42 BoogieIcfgContainer [2018-11-23 07:52:42,018 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:52:42,019 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 07:52:42,019 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 07:52:42,021 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 07:52:42,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 07:52:41" (1/3) ... [2018-11-23 07:52:42,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@317011cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:52:42, skipping insertion in model container [2018-11-23 07:52:42,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:41" (2/3) ... [2018-11-23 07:52:42,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@317011cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:52:42, skipping insertion in model container [2018-11-23 07:52:42,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:52:42" (3/3) ... [2018-11-23 07:52:42,023 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0832a_true-unreach-call.c [2018-11-23 07:52:42,030 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 07:52:42,036 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 07:52:42,046 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 07:52:42,070 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 07:52:42,070 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 07:52:42,070 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 07:52:42,070 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 07:52:42,071 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 07:52:42,071 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 07:52:42,071 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 07:52:42,071 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 07:52:42,083 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states. [2018-11-23 07:52:42,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 07:52:42,088 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:52:42,089 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:52:42,091 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:52:42,096 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:52:42,096 INFO L82 PathProgramCache]: Analyzing trace with hash -1027521113, now seen corresponding path program 1 times [2018-11-23 07:52:42,098 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:52:42,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:52:42,136 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:52:42,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:52:42,136 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:52:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:42,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:42,233 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:52:42,234 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 07:52:42,234 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:52:42,237 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 07:52:42,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 07:52:42,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 07:52:42,254 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 2 states. [2018-11-23 07:52:42,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:52:42,276 INFO L93 Difference]: Finished difference Result 82 states and 124 transitions. [2018-11-23 07:52:42,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 07:52:42,277 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-11-23 07:52:42,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:52:42,286 INFO L225 Difference]: With dead ends: 82 [2018-11-23 07:52:42,286 INFO L226 Difference]: Without dead ends: 41 [2018-11-23 07:52:42,290 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 [2018-11-23 07:52:42,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-23 07:52:42,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-11-23 07:52:42,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-23 07:52:42,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2018-11-23 07:52:42,319 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 51 transitions. Word has length 16 [2018-11-23 07:52:42,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:52:42,319 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 51 transitions. [2018-11-23 07:52:42,319 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 07:52:42,319 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-11-23 07:52:42,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 07:52:42,320 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:52:42,320 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:52:42,321 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:52:42,321 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:52:42,321 INFO L82 PathProgramCache]: Analyzing trace with hash 900277844, now seen corresponding path program 1 times [2018-11-23 07:52:42,321 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:52:42,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:52:42,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:52:42,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:52:42,322 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:52:42,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:52:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:52:42,393 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|#NULL.base|=6442450956, |#NULL.offset|=6442450947, |old(#NULL.base)|=6442450956, |old(#NULL.offset)|=6442450947, |old(~#halF_exp~0.base)|=6442450955, |old(~#halF_exp~0.offset)|=6442450967, |old(~#ln2HI_exp~0.base)|=6442450959, |old(~#ln2HI_exp~0.offset)|=6442450945, |old(~#ln2LO_exp~0.base)|=6442450961, |old(~#ln2LO_exp~0.offset)|=6442450966, |old(~huge_exp~0)|=6442450950.0, |old(~invln2_exp~0)|=6442450951.0, |old(~one_exp~0)|=6442450968.0, |old(~P1_exp~0)|=6442450954.0, |old(~P2_exp~0)|=6442450957.0, |old(~P3_exp~0)|=6442450963.0, |old(~P4_exp~0)|=6442450965.0, |old(~P5_exp~0)|=6442450964.0, |old(~twom100_exp~0)|=6442450946.0, |~#halF_exp~0.base|=6442450955, |~#halF_exp~0.offset|=6442450967, |~#ln2HI_exp~0.base|=6442450959, |~#ln2HI_exp~0.offset|=6442450945, |~#ln2LO_exp~0.base|=6442450961, |~#ln2LO_exp~0.offset|=6442450966, ~huge_exp~0=6442450950.0, ~invln2_exp~0=6442450951.0, ~one_exp~0=6442450968.0, ~P1_exp~0=6442450954.0, ~P2_exp~0=6442450957.0, ~P3_exp~0=6442450963.0, ~P4_exp~0=6442450965.0, ~P5_exp~0=6442450964.0, ~twom100_exp~0=6442450946.0] [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~one_exp~0 := 1.0;call ~#halF_exp~0.base, ~#halF_exp~0.offset := #Ultimate.alloc(8);call write~init~real(0.5, ~#halF_exp~0.base, ~#halF_exp~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(0.5), ~#halF_exp~0.base, 4 + ~#halF_exp~0.offset, 4);~huge_exp~0 := 1.0E30;~twom100_exp~0 := 7.8886090522E-31;call ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset := #Ultimate.alloc(8);call write~init~real(0.69313812256, ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), ~#ln2HI_exp~0.base, 4 + ~#ln2HI_exp~0.offset, 4);call ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset := #Ultimate.alloc(8);call write~init~real(9.0580006145E-6, ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), ~#ln2LO_exp~0.base, 4 + ~#ln2LO_exp~0.offset, 4);~invln2_exp~0 := 1.4426950216;~P1_exp~0 := 0.16666667163;~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845);~P3_exp~0 := 6.613755977E-5;~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6);~P5_exp~0 := 4.1381369442E-8; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=6442450956, |old(#NULL.offset)|=6442450947, |old(~#halF_exp~0.base)|=6442450955, |old(~#halF_exp~0.offset)|=6442450967, |old(~#ln2HI_exp~0.base)|=6442450959, |old(~#ln2HI_exp~0.offset)|=6442450945, |old(~#ln2LO_exp~0.base)|=6442450961, |old(~#ln2LO_exp~0.offset)|=6442450966, |old(~huge_exp~0)|=6442450950.0, |old(~invln2_exp~0)|=6442450951.0, |old(~one_exp~0)|=6442450968.0, |old(~P1_exp~0)|=6442450954.0, |old(~P2_exp~0)|=6442450957.0, |old(~P3_exp~0)|=6442450963.0, |old(~P4_exp~0)|=6442450965.0, |old(~P5_exp~0)|=6442450964.0, |old(~twom100_exp~0)|=6442450946.0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume true; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=6442450956, |old(#NULL.offset)|=6442450947, |old(~#halF_exp~0.base)|=6442450955, |old(~#halF_exp~0.offset)|=6442450967, |old(~#ln2HI_exp~0.base)|=6442450959, |old(~#ln2HI_exp~0.offset)|=6442450945, |old(~#ln2LO_exp~0.base)|=6442450961, |old(~#ln2LO_exp~0.offset)|=6442450966, |old(~huge_exp~0)|=6442450950.0, |old(~invln2_exp~0)|=6442450951.0, |old(~one_exp~0)|=6442450968.0, |old(~P1_exp~0)|=6442450954.0, |old(~P2_exp~0)|=6442450957.0, |old(~P3_exp~0)|=6442450963.0, |old(~P4_exp~0)|=6442450965.0, |old(~P5_exp~0)|=6442450964.0, |old(~twom100_exp~0)|=6442450946.0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] RET #133#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] CALL call #t~ret17 := main(); VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] ~x~0 := 0.0; VAL [main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=0.0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] ~x := #in~x;havoc ~y~0;havoc ~hi~0;havoc ~lo~0;havoc ~c~0;havoc ~t~0;~k~0 := 0;havoc ~xsb~0;havoc ~sx~0;havoc ~hx~0; VAL [__ieee754_expf_~k~0=0, __ieee754_expf_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=0.0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4);call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4);call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4);~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296);call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4);havoc #t~mem0;havoc #t~union1;call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset);havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [__ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=(- 2147483648), __ieee754_expf_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=0.0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] goto; VAL [__ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=(- 2147483648), __ieee754_expf_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=0.0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1);~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [__ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=(- 2147483648), __ieee754_expf_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=0.0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume ~hx~0 % 4294967296 > 2139095040;#res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [__ieee754_expf_~hx~0=2139095041, __ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=(- 2147483648), __ieee754_expf_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=0.0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume true; VAL [__ieee754_expf_~hx~0=2139095041, __ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=(- 2147483648), __ieee754_expf_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=0.0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] RET #137#return; VAL [main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret16|=6442450949.0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] ~res~0 := #t~ret16;havoc #t~ret16; VAL [main_~res~0=6442450949.0, main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume ~someBinaryFLOATComparisonOperation(~res~0, 1.0); VAL [main_~res~0=6442450949.0, main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume !false; VAL [main_~res~0=6442450949.0, main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=6442450953, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=6442450958, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=6442450962, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] CALL call ULTIMATE.init(); VAL [#NULL.base=6442450956, #NULL.offset=6442450947, old(#NULL.base)=6442450956, old(#NULL.offset)=6442450947, old(~#halF_exp~0.base)=6442450955, old(~#halF_exp~0.offset)=6442450967, old(~#ln2HI_exp~0.base)=6442450959, old(~#ln2HI_exp~0.offset)=6442450945, old(~#ln2LO_exp~0.base)=6442450961, old(~#ln2LO_exp~0.offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0.base=6442450955, ~#halF_exp~0.offset=6442450967, ~#ln2HI_exp~0.base=6442450959, ~#ln2HI_exp~0.offset=6442450945, ~#ln2LO_exp~0.base=6442450961, ~#ln2LO_exp~0.offset=6442450966, ~huge_exp~0=6.44245095E9, ~invln2_exp~0=6.442450951E9, ~one_exp~0=6.442450968E9, ~P1_exp~0=6.442450954E9, ~P2_exp~0=6.442450957E9, ~P3_exp~0=6.442450963E9, ~P4_exp~0=6.442450965E9, ~P5_exp~0=6.442450964E9, ~twom100_exp~0=6.442450946E9] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L15-L34] ~one_exp~0 := 1.0; [L15-L34] call ~#halF_exp~0.base, ~#halF_exp~0.offset := #Ultimate.alloc(8); [L15-L34] call write~init~real(0.5, ~#halF_exp~0.base, ~#halF_exp~0.offset, 4); [L15-L34] call write~init~real(~someUnaryDOUBLEoperation(0.5), ~#halF_exp~0.base, 4 + ~#halF_exp~0.offset, 4); [L15-L34] ~huge_exp~0 := 1.0E30; [L15-L34] ~twom100_exp~0 := 7.8886090522E-31; [L15-L34] call ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset := #Ultimate.alloc(8); [L15-L34] call write~init~real(0.69313812256, ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset, 4); [L15-L34] call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), ~#ln2HI_exp~0.base, 4 + ~#ln2HI_exp~0.offset, 4); [L15-L34] call ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset := #Ultimate.alloc(8); [L15-L34] call write~init~real(9.0580006145E-6, ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset, 4); [L15-L34] call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), ~#ln2LO_exp~0.base, 4 + ~#ln2LO_exp~0.offset, 4); [L15-L34] ~invln2_exp~0 := 1.4426950216; [L15-L34] ~P1_exp~0 := 0.16666667163; [L15-L34] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L15-L34] ~P3_exp~0 := 6.613755977E-5; [L15-L34] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L15-L34] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450956, old(#NULL.offset)=6442450947, old(~#halF_exp~0.base)=6442450955, old(~#halF_exp~0.offset)=6442450967, old(~#ln2HI_exp~0.base)=6442450959, old(~#ln2HI_exp~0.offset)=6442450945, old(~#ln2LO_exp~0.base)=6442450961, old(~#ln2LO_exp~0.offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450956, old(#NULL.offset)=6442450947, old(~#halF_exp~0.base)=6442450955, old(~#halF_exp~0.offset)=6442450967, old(~#ln2HI_exp~0.base)=6442450959, old(~#ln2HI_exp~0.offset)=6442450945, old(~#ln2LO_exp~0.base)=6442450961, old(~#ln2LO_exp~0.offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret17 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L117] ~x~0 := 0.0; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L118] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L36-L109] ~x := #in~x; [L37] havoc ~y~0; [L37] havoc ~hi~0; [L37] havoc ~lo~0; [L37] havoc ~c~0; [L37] havoc ~t~0; [L38] ~k~0 := 0; [L38] havoc ~xsb~0; [L38] havoc ~sx~0; [L39] havoc ~hx~0; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L42] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4); [L43] call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L44] call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4); [L44] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L44] call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L44] havoc #t~mem0; [L44] havoc #t~union1; [L42] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L42] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L46] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L47] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L49-L50] assume ~hx~0 % 4294967296 > 2139095040; [L50] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L36-L109] ensures true; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L118] RET call #t~ret16 := __ieee754_expf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret16=6.442450949E9, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L118] ~res~0 := #t~ret16; [L118] havoc #t~ret16; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L121-L124] assume ~someBinaryFLOATComparisonOperation(~res~0, 1.0); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L122] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL.base=6442450956, #NULL.offset=6442450947, old(#NULL.base)=6442450956, old(#NULL.offset)=6442450947, old(~#halF_exp~0.base)=6442450955, old(~#halF_exp~0.offset)=6442450967, old(~#ln2HI_exp~0.base)=6442450959, old(~#ln2HI_exp~0.offset)=6442450945, old(~#ln2LO_exp~0.base)=6442450961, old(~#ln2LO_exp~0.offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0.base=6442450955, ~#halF_exp~0.offset=6442450967, ~#ln2HI_exp~0.base=6442450959, ~#ln2HI_exp~0.offset=6442450945, ~#ln2LO_exp~0.base=6442450961, ~#ln2LO_exp~0.offset=6442450966, ~huge_exp~0=6.44245095E9, ~invln2_exp~0=6.442450951E9, ~one_exp~0=6.442450968E9, ~P1_exp~0=6.442450954E9, ~P2_exp~0=6.442450957E9, ~P3_exp~0=6.442450963E9, ~P4_exp~0=6.442450965E9, ~P5_exp~0=6.442450964E9, ~twom100_exp~0=6.442450946E9] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L15-L34] ~one_exp~0 := 1.0; [L15-L34] call ~#halF_exp~0.base, ~#halF_exp~0.offset := #Ultimate.alloc(8); [L15-L34] call write~init~real(0.5, ~#halF_exp~0.base, ~#halF_exp~0.offset, 4); [L15-L34] call write~init~real(~someUnaryDOUBLEoperation(0.5), ~#halF_exp~0.base, 4 + ~#halF_exp~0.offset, 4); [L15-L34] ~huge_exp~0 := 1.0E30; [L15-L34] ~twom100_exp~0 := 7.8886090522E-31; [L15-L34] call ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset := #Ultimate.alloc(8); [L15-L34] call write~init~real(0.69313812256, ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset, 4); [L15-L34] call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), ~#ln2HI_exp~0.base, 4 + ~#ln2HI_exp~0.offset, 4); [L15-L34] call ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset := #Ultimate.alloc(8); [L15-L34] call write~init~real(9.0580006145E-6, ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset, 4); [L15-L34] call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), ~#ln2LO_exp~0.base, 4 + ~#ln2LO_exp~0.offset, 4); [L15-L34] ~invln2_exp~0 := 1.4426950216; [L15-L34] ~P1_exp~0 := 0.16666667163; [L15-L34] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L15-L34] ~P3_exp~0 := 6.613755977E-5; [L15-L34] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L15-L34] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450956, old(#NULL.offset)=6442450947, old(~#halF_exp~0.base)=6442450955, old(~#halF_exp~0.offset)=6442450967, old(~#ln2HI_exp~0.base)=6442450959, old(~#ln2HI_exp~0.offset)=6442450945, old(~#ln2LO_exp~0.base)=6442450961, old(~#ln2LO_exp~0.offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450956, old(#NULL.offset)=6442450947, old(~#halF_exp~0.base)=6442450955, old(~#halF_exp~0.offset)=6442450967, old(~#ln2HI_exp~0.base)=6442450959, old(~#ln2HI_exp~0.offset)=6442450945, old(~#ln2LO_exp~0.base)=6442450961, old(~#ln2LO_exp~0.offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret17 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L117] ~x~0 := 0.0; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L118] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L36-L109] ~x := #in~x; [L37] havoc ~y~0; [L37] havoc ~hi~0; [L37] havoc ~lo~0; [L37] havoc ~c~0; [L37] havoc ~t~0; [L38] ~k~0 := 0; [L38] havoc ~xsb~0; [L38] havoc ~sx~0; [L39] havoc ~hx~0; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L42] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4); [L43] call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L44] call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4); [L44] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L44] call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L44] havoc #t~mem0; [L44] havoc #t~union1; [L42] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L42] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L46] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L47] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L49-L50] assume ~hx~0 % 4294967296 > 2139095040; [L50] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L36-L109] ensures true; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L118] RET call #t~ret16 := __ieee754_expf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret16=6.442450949E9, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L118] ~res~0 := #t~ret16; [L118] havoc #t~ret16; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L121-L124] assume ~someBinaryFLOATComparisonOperation(~res~0, 1.0); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L122] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=6442450953, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=6442450958, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=6442450962, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450956, #NULL!offset=6442450947, old(#NULL!base)=6442450956, old(#NULL!offset)=6442450947, old(~#halF_exp~0!base)=6442450955, old(~#halF_exp~0!offset)=6442450967, old(~#ln2HI_exp~0!base)=6442450959, old(~#ln2HI_exp~0!offset)=6442450945, old(~#ln2LO_exp~0!base)=6442450961, old(~#ln2LO_exp~0!offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0!base=6442450955, ~#halF_exp~0!offset=6442450967, ~#ln2HI_exp~0!base=6442450959, ~#ln2HI_exp~0!offset=6442450945, ~#ln2LO_exp~0!base=6442450961, ~#ln2LO_exp~0!offset=6442450966, ~huge_exp~0=6.44245095E9, ~invln2_exp~0=6.442450951E9, ~one_exp~0=6.442450968E9, ~P1_exp~0=6.442450954E9, ~P2_exp~0=6.442450957E9, ~P3_exp~0=6.442450963E9, ~P4_exp~0=6.442450965E9, ~P5_exp~0=6.442450964E9, ~twom100_exp~0=6.442450946E9] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15-L34] ~one_exp~0 := 1.0; [L15-L34] FCALL call ~#halF_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.5, { base: ~#halF_exp~0!base, offset: ~#halF_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.5), { base: ~#halF_exp~0!base, offset: 4 + ~#halF_exp~0!offset }, 4); [L15-L34] ~huge_exp~0 := 1.0E30; [L15-L34] ~twom100_exp~0 := 7.8886090522E-31; [L15-L34] FCALL call ~#ln2HI_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.69313812256, { base: ~#ln2HI_exp~0!base, offset: ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), { base: ~#ln2HI_exp~0!base, offset: 4 + ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call ~#ln2LO_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(9.0580006145E-6, { base: ~#ln2LO_exp~0!base, offset: ~#ln2LO_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), { base: ~#ln2LO_exp~0!base, offset: 4 + ~#ln2LO_exp~0!offset }, 4); [L15-L34] ~invln2_exp~0 := 1.4426950216; [L15-L34] ~P1_exp~0 := 0.16666667163; [L15-L34] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L15-L34] ~P3_exp~0 := 6.613755977E-5; [L15-L34] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L15-L34] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=6442450956, old(#NULL!offset)=6442450947, old(~#halF_exp~0!base)=6442450955, old(~#halF_exp~0!offset)=6442450967, old(~#ln2HI_exp~0!base)=6442450959, old(~#ln2HI_exp~0!offset)=6442450945, old(~#ln2LO_exp~0!base)=6442450961, old(~#ln2LO_exp~0!offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret17 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L117] ~x~0 := 0.0; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L118] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L36-L109] ~x := #in~x; [L37] havoc ~y~0; [L37] havoc ~hi~0; [L37] havoc ~lo~0; [L37] havoc ~c~0; [L37] havoc ~t~0; [L38] ~k~0 := 0; [L38] havoc ~xsb~0; [L38] havoc ~sx~0; [L39] havoc ~hx~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L42] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L43] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L44] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] havoc #t~mem0; [L44] havoc #t~union1; [L42] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L42] havoc ~#gf_u~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L46] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L47] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L49] COND TRUE ~hx~0 % 4294967296 > 2139095040 [L50] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L118] RET call #t~ret16 := __ieee754_expf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret16=6.442450949E9, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L118] ~res~0 := #t~ret16; [L118] havoc #t~ret16; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L121] COND TRUE ~someBinaryFLOATComparisonOperation(~res~0, 1.0) VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L122] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450956, #NULL!offset=6442450947, old(#NULL!base)=6442450956, old(#NULL!offset)=6442450947, old(~#halF_exp~0!base)=6442450955, old(~#halF_exp~0!offset)=6442450967, old(~#ln2HI_exp~0!base)=6442450959, old(~#ln2HI_exp~0!offset)=6442450945, old(~#ln2LO_exp~0!base)=6442450961, old(~#ln2LO_exp~0!offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0!base=6442450955, ~#halF_exp~0!offset=6442450967, ~#ln2HI_exp~0!base=6442450959, ~#ln2HI_exp~0!offset=6442450945, ~#ln2LO_exp~0!base=6442450961, ~#ln2LO_exp~0!offset=6442450966, ~huge_exp~0=6.44245095E9, ~invln2_exp~0=6.442450951E9, ~one_exp~0=6.442450968E9, ~P1_exp~0=6.442450954E9, ~P2_exp~0=6.442450957E9, ~P3_exp~0=6.442450963E9, ~P4_exp~0=6.442450965E9, ~P5_exp~0=6.442450964E9, ~twom100_exp~0=6.442450946E9] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15-L34] ~one_exp~0 := 1.0; [L15-L34] FCALL call ~#halF_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.5, { base: ~#halF_exp~0!base, offset: ~#halF_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.5), { base: ~#halF_exp~0!base, offset: 4 + ~#halF_exp~0!offset }, 4); [L15-L34] ~huge_exp~0 := 1.0E30; [L15-L34] ~twom100_exp~0 := 7.8886090522E-31; [L15-L34] FCALL call ~#ln2HI_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.69313812256, { base: ~#ln2HI_exp~0!base, offset: ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), { base: ~#ln2HI_exp~0!base, offset: 4 + ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call ~#ln2LO_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(9.0580006145E-6, { base: ~#ln2LO_exp~0!base, offset: ~#ln2LO_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), { base: ~#ln2LO_exp~0!base, offset: 4 + ~#ln2LO_exp~0!offset }, 4); [L15-L34] ~invln2_exp~0 := 1.4426950216; [L15-L34] ~P1_exp~0 := 0.16666667163; [L15-L34] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L15-L34] ~P3_exp~0 := 6.613755977E-5; [L15-L34] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L15-L34] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=6442450956, old(#NULL!offset)=6442450947, old(~#halF_exp~0!base)=6442450955, old(~#halF_exp~0!offset)=6442450967, old(~#ln2HI_exp~0!base)=6442450959, old(~#ln2HI_exp~0!offset)=6442450945, old(~#ln2LO_exp~0!base)=6442450961, old(~#ln2LO_exp~0!offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret17 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L117] ~x~0 := 0.0; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L118] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L36-L109] ~x := #in~x; [L37] havoc ~y~0; [L37] havoc ~hi~0; [L37] havoc ~lo~0; [L37] havoc ~c~0; [L37] havoc ~t~0; [L38] ~k~0 := 0; [L38] havoc ~xsb~0; [L38] havoc ~sx~0; [L39] havoc ~hx~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L42] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L43] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L44] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] havoc #t~mem0; [L44] havoc #t~union1; [L42] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L42] havoc ~#gf_u~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L46] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L47] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L49] COND TRUE ~hx~0 % 4294967296 > 2139095040 [L50] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L118] RET call #t~ret16 := __ieee754_expf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret16=6.442450949E9, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L118] ~res~0 := #t~ret16; [L118] havoc #t~ret16; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L121] COND TRUE ~someBinaryFLOATComparisonOperation(~res~0, 1.0) VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L122] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450956, #NULL!offset=6442450947, old(#NULL!base)=6442450956, old(#NULL!offset)=6442450947, old(~#halF_exp~0!base)=6442450955, old(~#halF_exp~0!offset)=6442450967, old(~#ln2HI_exp~0!base)=6442450959, old(~#ln2HI_exp~0!offset)=6442450945, old(~#ln2LO_exp~0!base)=6442450961, old(~#ln2LO_exp~0!offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0!base=6442450955, ~#halF_exp~0!offset=6442450967, ~#ln2HI_exp~0!base=6442450959, ~#ln2HI_exp~0!offset=6442450945, ~#ln2LO_exp~0!base=6442450961, ~#ln2LO_exp~0!offset=6442450966, ~huge_exp~0=6.44245095E9, ~invln2_exp~0=6.442450951E9, ~one_exp~0=6.442450968E9, ~P1_exp~0=6.442450954E9, ~P2_exp~0=6.442450957E9, ~P3_exp~0=6.442450963E9, ~P4_exp~0=6.442450965E9, ~P5_exp~0=6.442450964E9, ~twom100_exp~0=6.442450946E9] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15-L34] ~one_exp~0 := 1.0; [L15-L34] FCALL call ~#halF_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.5, { base: ~#halF_exp~0!base, offset: ~#halF_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.5), { base: ~#halF_exp~0!base, offset: 4 + ~#halF_exp~0!offset }, 4); [L15-L34] ~huge_exp~0 := 1.0E30; [L15-L34] ~twom100_exp~0 := 7.8886090522E-31; [L15-L34] FCALL call ~#ln2HI_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.69313812256, { base: ~#ln2HI_exp~0!base, offset: ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), { base: ~#ln2HI_exp~0!base, offset: 4 + ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call ~#ln2LO_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(9.0580006145E-6, { base: ~#ln2LO_exp~0!base, offset: ~#ln2LO_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), { base: ~#ln2LO_exp~0!base, offset: 4 + ~#ln2LO_exp~0!offset }, 4); [L15-L34] ~invln2_exp~0 := 1.4426950216; [L15-L34] ~P1_exp~0 := 0.16666667163; [L15-L34] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L15-L34] ~P3_exp~0 := 6.613755977E-5; [L15-L34] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L15-L34] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=6442450956, old(#NULL!offset)=6442450947, old(~#halF_exp~0!base)=6442450955, old(~#halF_exp~0!offset)=6442450967, old(~#ln2HI_exp~0!base)=6442450959, old(~#ln2HI_exp~0!offset)=6442450945, old(~#ln2LO_exp~0!base)=6442450961, old(~#ln2LO_exp~0!offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret17 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L117] ~x~0 := 0.0; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L118] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L36-L109] ~x := #in~x; [L37] havoc ~y~0; [L37] havoc ~hi~0; [L37] havoc ~lo~0; [L37] havoc ~c~0; [L37] havoc ~t~0; [L38] ~k~0 := 0; [L38] havoc ~xsb~0; [L38] havoc ~sx~0; [L39] havoc ~hx~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L42] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L43] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L44] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] havoc #t~mem0; [L44] havoc #t~union1; [L42] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L42] havoc ~#gf_u~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L46] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L47] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L49] COND TRUE ~hx~0 % 4294967296 > 2139095040 [L50] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L118] RET call #t~ret16 := __ieee754_expf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret16=6.442450949E9, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L118] ~res~0 := #t~ret16; [L118] havoc #t~ret16; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L121] COND TRUE ~someBinaryFLOATComparisonOperation(~res~0, 1.0) VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L122] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450956, #NULL!offset=6442450947, old(#NULL!base)=6442450956, old(#NULL!offset)=6442450947, old(~#halF_exp~0!base)=6442450955, old(~#halF_exp~0!offset)=6442450967, old(~#ln2HI_exp~0!base)=6442450959, old(~#ln2HI_exp~0!offset)=6442450945, old(~#ln2LO_exp~0!base)=6442450961, old(~#ln2LO_exp~0!offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0!base=6442450955, ~#halF_exp~0!offset=6442450967, ~#ln2HI_exp~0!base=6442450959, ~#ln2HI_exp~0!offset=6442450945, ~#ln2LO_exp~0!base=6442450961, ~#ln2LO_exp~0!offset=6442450966, ~huge_exp~0=6.44245095E9, ~invln2_exp~0=6.442450951E9, ~one_exp~0=6.442450968E9, ~P1_exp~0=6.442450954E9, ~P2_exp~0=6.442450957E9, ~P3_exp~0=6.442450963E9, ~P4_exp~0=6.442450965E9, ~P5_exp~0=6.442450964E9, ~twom100_exp~0=6.442450946E9] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15-L34] ~one_exp~0 := 1.0; [L15-L34] FCALL call ~#halF_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.5, { base: ~#halF_exp~0!base, offset: ~#halF_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.5), { base: ~#halF_exp~0!base, offset: 4 + ~#halF_exp~0!offset }, 4); [L15-L34] ~huge_exp~0 := 1.0E30; [L15-L34] ~twom100_exp~0 := 7.8886090522E-31; [L15-L34] FCALL call ~#ln2HI_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.69313812256, { base: ~#ln2HI_exp~0!base, offset: ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), { base: ~#ln2HI_exp~0!base, offset: 4 + ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call ~#ln2LO_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(9.0580006145E-6, { base: ~#ln2LO_exp~0!base, offset: ~#ln2LO_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), { base: ~#ln2LO_exp~0!base, offset: 4 + ~#ln2LO_exp~0!offset }, 4); [L15-L34] ~invln2_exp~0 := 1.4426950216; [L15-L34] ~P1_exp~0 := 0.16666667163; [L15-L34] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L15-L34] ~P3_exp~0 := 6.613755977E-5; [L15-L34] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L15-L34] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=6442450956, old(#NULL!offset)=6442450947, old(~#halF_exp~0!base)=6442450955, old(~#halF_exp~0!offset)=6442450967, old(~#ln2HI_exp~0!base)=6442450959, old(~#ln2HI_exp~0!offset)=6442450945, old(~#ln2LO_exp~0!base)=6442450961, old(~#ln2LO_exp~0!offset)=6442450966, old(~huge_exp~0)=6.44245095E9, old(~invln2_exp~0)=6.442450951E9, old(~one_exp~0)=6.442450968E9, old(~P1_exp~0)=6.442450954E9, old(~P2_exp~0)=6.442450957E9, old(~P3_exp~0)=6.442450963E9, old(~P4_exp~0)=6.442450965E9, old(~P5_exp~0)=6.442450964E9, old(~twom100_exp~0)=6.442450946E9, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret17 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L117] ~x~0 := 0.0; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L118] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L36-L109] ~x := #in~x; [L37] havoc ~y~0; [L37] havoc ~hi~0; [L37] havoc ~lo~0; [L37] havoc ~c~0; [L37] havoc ~t~0; [L38] ~k~0 := 0; [L38] havoc ~xsb~0; [L38] havoc ~sx~0; [L39] havoc ~hx~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L42] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L43] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L44] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] havoc #t~mem0; [L44] havoc #t~union1; [L42] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L42] havoc ~#gf_u~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L46] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L47] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L49] COND TRUE ~hx~0 % 4294967296 > 2139095040 [L50] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=-2147483648, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=0.0] [L118] RET call #t~ret16 := __ieee754_expf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret16=6.442450949E9, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L118] ~res~0 := #t~ret16; [L118] havoc #t~ret16; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L121] COND TRUE ~someBinaryFLOATComparisonOperation(~res~0, 1.0) VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L122] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=6442450953, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=6442450958, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=6442450962, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=6.442450949E9, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=0.0] [L15-L34] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; VAL [\old(halF_exp)=6442450955, \old(halF_exp)=6442450967, \old(huge_exp)=6442450950, \old(invln2_exp)=6442450951, \old(ln2HI_exp)=6442450945, \old(ln2HI_exp)=6442450959, \old(ln2LO_exp)=6442450961, \old(ln2LO_exp)=6442450966, \old(one_exp)=6442450968, \old(P1_exp)=6442450954, \old(P2_exp)=6442450957, \old(P3_exp)=6442450963, \old(P4_exp)=6442450965, \old(P5_exp)=6442450964, \old(twom100_exp)=6442450946, halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L117] float x = 0.0f; VAL [halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] [L118] CALL, EXPR __ieee754_expf(x) VAL [\old(x)=0, halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L37] float y, hi, lo, c, t; [L38] __int32_t k = 0, xsb, sx; [L39] __uint32_t hx; VAL [\old(x)=0, halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] [L42] ieee_float_shape_type gf_u; [L43] gf_u.value = (x) [L44] EXPR gf_u.word [L44] (sx) = gf_u.word [L46] xsb = (sx >> 31) & 1 [L47] hx = sx & 0x7fffffff VAL [\old(x)=0, halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, sx=-2147483648, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] [L49] COND TRUE ((hx) > 0x7f800000L) [L50] return x + x; VAL [\old(x)=0, halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, hx=2139095041, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, sx=-2147483648, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] [L118] RET, EXPR __ieee754_expf(x) VAL [__ieee754_expf(x)=6442450949, halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] [L118] float res = __ieee754_expf(x); [L121] COND TRUE res != 1.0f VAL [halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, res=6442450949, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] [L122] __VERIFIER_error() VAL [halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, res=6442450949, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] ----- [2018-11-23 07:52:42,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 07:52:42 BoogieIcfgContainer [2018-11-23 07:52:42,467 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 07:52:42,468 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:52:42,468 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:52:42,468 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:52:42,468 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:52:42" (3/4) ... [2018-11-23 07:52:42,472 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 07:52:42,472 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:52:42,473 INFO L168 Benchmark]: Toolchain (without parser) took 1048.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 958.5 MB in the beginning and 1.1 GB in the end (delta: -135.8 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:52:42,474 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:52:42,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 958.5 MB in the beginning and 1.2 GB in the end (delta: -216.0 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:52:42,475 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-23 07:52:42,475 INFO L168 Benchmark]: Boogie Preprocessor took 29.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-23 07:52:42,476 INFO L168 Benchmark]: RCFGBuilder took 297.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2018-11-23 07:52:42,476 INFO L168 Benchmark]: TraceAbstraction took 448.58 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: 50.1 MB). Peak memory consumption was 50.1 MB. Max. memory is 11.5 GB. [2018-11-23 07:52:42,477 INFO L168 Benchmark]: Witness Printer took 4.35 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. [2018-11-23 07:52:42,479 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 242.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 958.5 MB in the beginning and 1.2 GB in the end (delta: -216.0 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 297.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 448.58 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: 50.1 MB). Peak memory consumption was 50.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.35 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: 122]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 121, overapproximation of someUnaryDOUBLEoperation at line 19, overapproximation of bitwiseAnd at line 46, overapproximation of someBinaryArithmeticFLOAToperation at line 50. Possible FailurePath: [L15-L34] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; VAL [\old(halF_exp)=6442450955, \old(halF_exp)=6442450967, \old(huge_exp)=6442450950, \old(invln2_exp)=6442450951, \old(ln2HI_exp)=6442450945, \old(ln2HI_exp)=6442450959, \old(ln2LO_exp)=6442450961, \old(ln2LO_exp)=6442450966, \old(one_exp)=6442450968, \old(P1_exp)=6442450954, \old(P2_exp)=6442450957, \old(P3_exp)=6442450963, \old(P4_exp)=6442450965, \old(P5_exp)=6442450964, \old(twom100_exp)=6442450946, halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L117] float x = 0.0f; VAL [halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] [L118] CALL, EXPR __ieee754_expf(x) VAL [\old(x)=0, halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L37] float y, hi, lo, c, t; [L38] __int32_t k = 0, xsb, sx; [L39] __uint32_t hx; VAL [\old(x)=0, halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] [L42] ieee_float_shape_type gf_u; [L43] gf_u.value = (x) [L44] EXPR gf_u.word [L44] (sx) = gf_u.word [L46] xsb = (sx >> 31) & 1 [L47] hx = sx & 0x7fffffff VAL [\old(x)=0, halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, sx=-2147483648, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] [L49] COND TRUE ((hx) > 0x7f800000L) [L50] return x + x; VAL [\old(x)=0, halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, hx=2139095041, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, sx=-2147483648, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] [L118] RET, EXPR __ieee754_expf(x) VAL [__ieee754_expf(x)=6442450949, halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] [L118] float res = __ieee754_expf(x); [L121] COND TRUE res != 1.0f VAL [halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, res=6442450949, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] [L122] __VERIFIER_error() VAL [halF_exp={6442450953:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6442450958:0}, ln2LO_exp={6442450962:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, res=6442450949, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 45 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 55 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=45occurred 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, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 225 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-aa41828 [2018-11-23 07:52:44,039 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:52:44,041 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:52:44,051 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:52:44,052 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:52:44,052 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:52:44,054 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:52:44,055 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:52:44,056 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:52:44,057 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:52:44,058 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:52:44,058 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:52:44,059 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:52:44,060 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:52:44,061 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:52:44,061 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:52:44,062 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:52:44,063 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:52:44,065 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:52:44,066 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:52:44,067 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:52:44,068 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:52:44,070 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:52:44,070 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:52:44,070 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:52:44,071 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:52:44,072 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:52:44,072 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:52:44,073 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:52:44,074 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:52:44,074 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:52:44,075 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:52:44,075 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:52:44,075 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:52:44,076 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:52:44,076 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:52:44,076 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-23 07:52:44,084 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:52:44,084 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:52:44,085 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:52:44,085 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 07:52:44,085 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 07:52:44,086 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 07:52:44,086 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 07:52:44,086 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 07:52:44,086 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 07:52:44,086 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 07:52:44,087 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:52:44,087 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:52:44,087 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:52:44,087 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:52:44,087 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:52:44,087 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:52:44,088 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:52:44,088 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 07:52:44,088 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 07:52:44,088 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:52:44,088 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:52:44,088 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:52:44,088 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:52:44,088 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:52:44,089 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 07:52:44,089 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:52:44,089 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 07:52:44,089 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 07:52:44,089 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:52:44,089 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:52:44,090 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:52:44,090 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 07:52:44,090 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:52:44,090 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 07:52:44,090 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 07:52:44,090 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_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan 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 -> Taipan 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 -> 11ee320e5dd60225454ae4b669c3bcedd1b28d2a [2018-11-23 07:52:44,122 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:52:44,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:52:44,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:52:44,135 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:52:44,135 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:52:44,136 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c [2018-11-23 07:52:44,178 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/data/2db138587/7b37e5327b1c43489523219261b1aed2/FLAG3a4a68b6c [2018-11-23 07:52:44,525 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:52:44,525 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c [2018-11-23 07:52:44,531 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/data/2db138587/7b37e5327b1c43489523219261b1aed2/FLAG3a4a68b6c [2018-11-23 07:52:44,946 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/data/2db138587/7b37e5327b1c43489523219261b1aed2 [2018-11-23 07:52:44,949 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:52:44,949 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:52:44,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:52:44,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:52:44,953 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:52:44,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:52:44" (1/1) ... [2018-11-23 07:52:44,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6919f42f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:44, skipping insertion in model container [2018-11-23 07:52:44,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:52:44" (1/1) ... [2018-11-23 07:52:44,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:52:44,981 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:52:45,135 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:52:45,142 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:52:45,170 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:52:45,188 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:52:45,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:45 WrapperNode [2018-11-23 07:52:45,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:52:45,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:52:45,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:52:45,189 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:52:45,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:45" (1/1) ... [2018-11-23 07:52:45,206 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:45" (1/1) ... [2018-11-23 07:52:45,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:52:45,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:52:45,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:52:45,214 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:52:45,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:45" (1/1) ... [2018-11-23 07:52:45,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:45" (1/1) ... [2018-11-23 07:52:45,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:45" (1/1) ... [2018-11-23 07:52:45,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:45" (1/1) ... [2018-11-23 07:52:45,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:45" (1/1) ... [2018-11-23 07:52:45,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:45" (1/1) ... [2018-11-23 07:52:45,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:45" (1/1) ... [2018-11-23 07:52:45,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:52:45,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:52:45,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:52:45,287 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:52:45,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/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 [2018-11-23 07:52:45,329 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_expf [2018-11-23 07:52:45,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_expf [2018-11-23 07:52:45,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-11-23 07:52:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 07:52:45,330 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 07:52:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-23 07:52:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 07:52:45,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 07:52:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 07:52:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 07:52:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:52:45,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:52:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-23 07:52:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 07:52:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 07:52:45,474 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 07:52:54,201 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 07:52:54,224 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 07:52:54,337 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:52:54,337 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-11-23 07:52:54,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:52:54 BoogieIcfgContainer [2018-11-23 07:52:54,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:52:54,338 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 07:52:54,339 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 07:52:54,340 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 07:52:54,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 07:52:44" (1/3) ... [2018-11-23 07:52:54,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6595cc4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:52:54, skipping insertion in model container [2018-11-23 07:52:54,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:45" (2/3) ... [2018-11-23 07:52:54,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6595cc4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:52:54, skipping insertion in model container [2018-11-23 07:52:54,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:52:54" (3/3) ... [2018-11-23 07:52:54,343 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0832a_true-unreach-call.c [2018-11-23 07:52:54,351 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 07:52:54,357 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 07:52:54,366 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 07:52:54,386 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 07:52:54,387 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 07:52:54,387 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 07:52:54,387 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 07:52:54,387 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 07:52:54,387 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 07:52:54,387 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 07:52:54,388 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 07:52:54,388 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 07:52:54,399 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states. [2018-11-23 07:52:54,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 07:52:54,403 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:52:54,404 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:52:54,406 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:52:54,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:52:54,409 INFO L82 PathProgramCache]: Analyzing trace with hash -1027521113, now seen corresponding path program 1 times [2018-11-23 07:52:54,412 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 07:52:54,412 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/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 [2018-11-23 07:52:54,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:52:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:54,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:52:54,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:54,522 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 07:52:54,533 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:52:54,533 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 07:52:54,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 07:52:54,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 07:52:54,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 07:52:54,546 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 2 states. [2018-11-23 07:52:54,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:52:54,567 INFO L93 Difference]: Finished difference Result 82 states and 124 transitions. [2018-11-23 07:52:54,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 07:52:54,569 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-11-23 07:52:54,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:52:54,580 INFO L225 Difference]: With dead ends: 82 [2018-11-23 07:52:54,581 INFO L226 Difference]: Without dead ends: 41 [2018-11-23 07:52:54,584 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 07:52:54,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-23 07:52:54,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-11-23 07:52:54,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-23 07:52:54,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2018-11-23 07:52:54,627 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 51 transitions. Word has length 16 [2018-11-23 07:52:54,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:52:54,627 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 51 transitions. [2018-11-23 07:52:54,628 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 07:52:54,628 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-11-23 07:52:54,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 07:52:54,629 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:52:54,629 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:52:54,629 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:52:54,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:52:54,630 INFO L82 PathProgramCache]: Analyzing trace with hash 900277844, now seen corresponding path program 1 times [2018-11-23 07:52:54,630 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 07:52:54,631 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/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 [2018-11-23 07:52:54,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:52:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:54,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:52:54,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:54,917 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 07:52:54,932 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:52:54,932 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 07:52:54,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 07:52:54,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 07:52:54,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 07:52:54,935 INFO L87 Difference]: Start difference. First operand 41 states and 51 transitions. Second operand 7 states. [2018-11-23 07:53:04,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:53:04,821 INFO L93 Difference]: Finished difference Result 52 states and 61 transitions. [2018-11-23 07:53:04,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 07:53:04,886 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-11-23 07:53:04,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:53:04,889 INFO L225 Difference]: With dead ends: 52 [2018-11-23 07:53:04,889 INFO L226 Difference]: Without dead ends: 46 [2018-11-23 07:53:04,890 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 07:53:04,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-11-23 07:53:04,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 41. [2018-11-23 07:53:04,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-23 07:53:04,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 50 transitions. [2018-11-23 07:53:04,897 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 50 transitions. Word has length 17 [2018-11-23 07:53:04,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:53:04,897 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 50 transitions. [2018-11-23 07:53:04,897 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 07:53:04,897 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2018-11-23 07:53:04,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 07:53:04,898 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:53:04,898 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:53:04,898 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:53:04,898 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:53:04,899 INFO L82 PathProgramCache]: Analyzing trace with hash -211300720, now seen corresponding path program 1 times [2018-11-23 07:53:04,899 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 07:53:04,899 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/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 [2018-11-23 07:53:04,906 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:53:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:05,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:53:05,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:53:05,059 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 07:53:05,068 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:53:05,068 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 07:53:05,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 07:53:05,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 07:53:05,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 07:53:05,069 INFO L87 Difference]: Start difference. First operand 41 states and 50 transitions. Second operand 6 states. [2018-11-23 07:53:14,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:53:14,746 INFO L93 Difference]: Finished difference Result 52 states and 60 transitions. [2018-11-23 07:53:14,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 07:53:14,814 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-11-23 07:53:14,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:53:14,815 INFO L225 Difference]: With dead ends: 52 [2018-11-23 07:53:14,815 INFO L226 Difference]: Without dead ends: 46 [2018-11-23 07:53:14,816 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 07:53:14,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-11-23 07:53:14,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 41. [2018-11-23 07:53:14,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-23 07:53:14,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2018-11-23 07:53:14,820 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 19 [2018-11-23 07:53:14,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:53:14,820 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2018-11-23 07:53:14,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 07:53:14,821 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2018-11-23 07:53:14,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 07:53:14,821 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:53:14,821 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] [2018-11-23 07:53:14,822 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:53:14,822 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:53:14,822 INFO L82 PathProgramCache]: Analyzing trace with hash -95067259, now seen corresponding path program 1 times [2018-11-23 07:53:14,822 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 07:53:14,822 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-23 07:53:14,826 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:53:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:14,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:53:14,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:53:14,998 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 07:53:15,015 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:53:15,015 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 07:53:15,015 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 07:53:15,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 07:53:15,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 07:53:15,016 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 7 states. [2018-11-23 07:53:24,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:53:24,995 INFO L93 Difference]: Finished difference Result 52 states and 59 transitions. [2018-11-23 07:53:25,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 07:53:25,069 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-11-23 07:53:25,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:53:25,070 INFO L225 Difference]: With dead ends: 52 [2018-11-23 07:53:25,070 INFO L226 Difference]: Without dead ends: 44 [2018-11-23 07:53:25,071 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 07:53:25,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-11-23 07:53:25,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 39. [2018-11-23 07:53:25,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-23 07:53:25,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 45 transitions. [2018-11-23 07:53:25,076 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 45 transitions. Word has length 20 [2018-11-23 07:53:25,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:53:25,076 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 45 transitions. [2018-11-23 07:53:25,077 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 07:53:25,077 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2018-11-23 07:53:25,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 07:53:25,077 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:53:25,078 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] [2018-11-23 07:53:25,078 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:53:25,078 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:53:25,078 INFO L82 PathProgramCache]: Analyzing trace with hash 589145278, now seen corresponding path program 1 times [2018-11-23 07:53:25,079 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 07:53:25,079 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-23 07:53:25,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:53:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:25,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:53:25,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:53:25,252 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 07:53:25,264 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:53:25,264 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 07:53:25,265 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 07:53:25,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 07:53:25,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 07:53:25,265 INFO L87 Difference]: Start difference. First operand 39 states and 45 transitions. Second operand 6 states. [2018-11-23 07:53:34,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:53:34,702 INFO L93 Difference]: Finished difference Result 50 states and 55 transitions. [2018-11-23 07:53:34,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 07:53:34,704 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2018-11-23 07:53:34,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:53:34,704 INFO L225 Difference]: With dead ends: 50 [2018-11-23 07:53:34,704 INFO L226 Difference]: Without dead ends: 44 [2018-11-23 07:53:34,705 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 07:53:34,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-11-23 07:53:34,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 39. [2018-11-23 07:53:34,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-23 07:53:34,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 44 transitions. [2018-11-23 07:53:34,708 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 44 transitions. Word has length 20 [2018-11-23 07:53:34,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:53:34,709 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 44 transitions. [2018-11-23 07:53:34,709 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 07:53:34,709 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2018-11-23 07:53:34,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 07:53:34,710 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:53:34,710 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] [2018-11-23 07:53:34,710 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:53:34,710 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:53:34,710 INFO L82 PathProgramCache]: Analyzing trace with hash 901419296, now seen corresponding path program 1 times [2018-11-23 07:53:34,711 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 07:53:34,711 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-11-23 07:53:34,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:53:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:34,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:53:35,576 WARN L180 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-23 07:53:35,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:53:35,739 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 07:53:35,749 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:53:35,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 07:53:35,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 07:53:35,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 07:53:35,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-23 07:53:35,750 INFO L87 Difference]: Start difference. First operand 39 states and 44 transitions. Second operand 8 states. [2018-11-23 07:53:39,284 WARN L180 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-23 07:53:45,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:53:45,491 INFO L93 Difference]: Finished difference Result 48 states and 52 transitions. [2018-11-23 07:53:45,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 07:53:45,491 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 23 [2018-11-23 07:53:45,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:53:45,492 INFO L225 Difference]: With dead ends: 48 [2018-11-23 07:53:45,492 INFO L226 Difference]: Without dead ends: 42 [2018-11-23 07:53:45,493 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-11-23 07:53:45,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-11-23 07:53:45,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 39. [2018-11-23 07:53:45,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-23 07:53:45,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2018-11-23 07:53:45,497 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 23 [2018-11-23 07:53:45,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:53:45,497 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions. [2018-11-23 07:53:45,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 07:53:45,497 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2018-11-23 07:53:45,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 07:53:45,498 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:53:45,498 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] [2018-11-23 07:53:45,498 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:53:45,498 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:53:45,499 INFO L82 PathProgramCache]: Analyzing trace with hash -1676277967, now seen corresponding path program 1 times [2018-11-23 07:53:45,499 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 07:53:45,499 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-11-23 07:53:45,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:53:46,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:46,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:53:46,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:53:46,475 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 07:53:46,493 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:53:46,493 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 07:53:46,494 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 07:53:46,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 07:53:46,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 07:53:46,495 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. Second operand 7 states. [2018-11-23 07:53:55,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:53:55,837 INFO L93 Difference]: Finished difference Result 61 states and 66 transitions. [2018-11-23 07:53:55,909 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 07:53:55,909 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-11-23 07:53:55,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:53:55,910 INFO L225 Difference]: With dead ends: 61 [2018-11-23 07:53:55,910 INFO L226 Difference]: Without dead ends: 40 [2018-11-23 07:53:55,911 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 07:53:55,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-11-23 07:53:55,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 39. [2018-11-23 07:53:55,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-23 07:53:55,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 41 transitions. [2018-11-23 07:53:55,915 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 41 transitions. Word has length 24 [2018-11-23 07:53:55,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:53:55,915 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 41 transitions. [2018-11-23 07:53:55,915 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 07:53:55,915 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2018-11-23 07:53:55,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 07:53:55,916 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:53:55,916 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, 1] [2018-11-23 07:53:55,916 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:53:55,916 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:53:55,916 INFO L82 PathProgramCache]: Analyzing trace with hash -779018628, now seen corresponding path program 1 times [2018-11-23 07:53:55,917 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 07:53:55,917 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-11-23 07:53:55,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:53:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:56,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:53:57,730 WARN L180 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-23 07:53:57,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:53:57,735 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 07:53:57,753 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:53:57,753 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 07:53:57,754 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 07:53:57,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 07:53:57,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 07:53:57,754 INFO L87 Difference]: Start difference. First operand 39 states and 41 transitions. Second operand 6 states. [2018-11-23 07:54:01,338 WARN L180 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-23 07:54:08,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:54:08,101 INFO L93 Difference]: Finished difference Result 47 states and 49 transitions. [2018-11-23 07:54:08,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 07:54:08,106 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-11-23 07:54:08,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:54:08,107 INFO L225 Difference]: With dead ends: 47 [2018-11-23 07:54:08,107 INFO L226 Difference]: Without dead ends: 41 [2018-11-23 07:54:08,107 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 07:54:08,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-23 07:54:08,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-11-23 07:54:08,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-23 07:54:08,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 43 transitions. [2018-11-23 07:54:08,111 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 43 transitions. Word has length 25 [2018-11-23 07:54:08,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:54:08,112 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 43 transitions. [2018-11-23 07:54:08,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 07:54:08,112 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2018-11-23 07:54:08,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 07:54:08,113 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:54:08,113 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, 1] [2018-11-23 07:54:08,113 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:54:08,113 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:54:08,114 INFO L82 PathProgramCache]: Analyzing trace with hash -2043508857, now seen corresponding path program 1 times [2018-11-23 07:54:08,114 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 07:54:08,114 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2018-11-23 07:54:08,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:54:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:54:09,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:54:09,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:54:09,356 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 07:54:09,377 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:54:09,377 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 07:54:09,377 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 07:54:09,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 07:54:09,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 07:54:09,378 INFO L87 Difference]: Start difference. First operand 41 states and 43 transitions. Second operand 7 states. [2018-11-23 07:54:22,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:54:22,064 INFO L93 Difference]: Finished difference Result 58 states and 60 transitions. [2018-11-23 07:54:22,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 07:54:22,137 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2018-11-23 07:54:22,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:54:22,137 INFO L225 Difference]: With dead ends: 58 [2018-11-23 07:54:22,137 INFO L226 Difference]: Without dead ends: 37 [2018-11-23 07:54:22,138 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-23 07:54:22,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-11-23 07:54:22,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2018-11-23 07:54:22,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-11-23 07:54:22,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2018-11-23 07:54:22,142 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 37 transitions. Word has length 25 [2018-11-23 07:54:22,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:54:22,142 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 37 transitions. [2018-11-23 07:54:22,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 07:54:22,142 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2018-11-23 07:54:22,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 07:54:22,143 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:54:22,143 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, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:54:22,143 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:54:22,143 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:54:22,143 INFO L82 PathProgramCache]: Analyzing trace with hash 1556919915, now seen corresponding path program 1 times [2018-11-23 07:54:22,144 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 07:54:22,144 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2018-11-23 07:54:22,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:54:22,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:54:23,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:54:23,882 WARN L180 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-23 07:54:23,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:54:23,887 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 07:54:23,904 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:54:23,905 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 07:54:23,905 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 07:54:23,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 07:54:23,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 07:54:23,905 INFO L87 Difference]: Start difference. First operand 37 states and 37 transitions. Second operand 6 states. [2018-11-23 07:54:25,127 WARN L180 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-23 07:54:29,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:54:29,474 INFO L93 Difference]: Finished difference Result 37 states and 37 transitions. [2018-11-23 07:54:29,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 07:54:29,549 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-11-23 07:54:29,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:54:29,550 INFO L225 Difference]: With dead ends: 37 [2018-11-23 07:54:29,550 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 07:54:29,550 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 07:54:29,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 07:54:29,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 07:54:29,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 07:54:29,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 07:54:29,551 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2018-11-23 07:54:29,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:54:29,551 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 07:54:29,551 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 07:54:29,551 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 07:54:29,551 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 07:54:29,554 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 07:54:30,132 WARN L180 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2018-11-23 07:54:30,635 WARN L180 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2018-11-23 07:54:30,636 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 07:54:30,637 INFO L448 ceAbstractionStarter]: For program point L52-2(line 52) no Hoare annotation was computed. [2018-11-23 07:54:30,637 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 106) no Hoare annotation was computed. [2018-11-23 07:54:30,637 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 95 108) no Hoare annotation was computed. [2018-11-23 07:54:30,637 INFO L448 ceAbstractionStarter]: For program point L102-2(lines 102 106) no Hoare annotation was computed. [2018-11-23 07:54:30,637 INFO L448 ceAbstractionStarter]: For program point L53(lines 53 54) no Hoare annotation was computed. [2018-11-23 07:54:30,637 INFO L448 ceAbstractionStarter]: For program point L78(lines 78 81) no Hoare annotation was computed. [2018-11-23 07:54:30,637 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2018-11-23 07:54:30,637 INFO L448 ceAbstractionStarter]: For program point L70-2(lines 58 73) no Hoare annotation was computed. [2018-11-23 07:54:30,637 INFO L448 ceAbstractionStarter]: For program point __ieee754_expfEXIT(lines 36 109) no Hoare annotation was computed. [2018-11-23 07:54:30,637 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2018-11-23 07:54:30,637 INFO L451 ceAbstractionStarter]: At program point __ieee754_expfENTRY(lines 36 109) the Hoare annotation is: true [2018-11-23 07:54:30,637 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 56) no Hoare annotation was computed. [2018-11-23 07:54:30,637 INFO L448 ceAbstractionStarter]: For program point __ieee754_expfFINAL(lines 36 109) no Hoare annotation was computed. [2018-11-23 07:54:30,637 INFO L448 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-11-23 07:54:30,638 INFO L444 ceAbstractionStarter]: At program point L97-2(lines 97 101) the Hoare annotation is: (or (not (= ~one_exp~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_exp~0)) (exists ((__ieee754_expf_~sx~0 (_ BitVec 32))) (and (not (bvult (bvand (_ bv2147483647 32) __ieee754_expf_~sx~0) (_ bv830472192 32))) (= (fp ((_ extract 31 31) __ieee754_expf_~sx~0) ((_ extract 30 23) __ieee754_expf_~sx~0) ((_ extract 22 0) __ieee754_expf_~sx~0)) |__ieee754_expf_#in~x|)))) [2018-11-23 07:54:30,638 INFO L448 ceAbstractionStarter]: For program point L89(lines 89 93) no Hoare annotation was computed. [2018-11-23 07:54:30,638 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 82 95) no Hoare annotation was computed. [2018-11-23 07:54:30,638 INFO L448 ceAbstractionStarter]: For program point L89-2(lines 89 93) no Hoare annotation was computed. [2018-11-23 07:54:30,638 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 108) no Hoare annotation was computed. [2018-11-23 07:54:30,638 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 50) no Hoare annotation was computed. [2018-11-23 07:54:30,638 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 41 45) no Hoare annotation was computed. [2018-11-23 07:54:30,638 INFO L444 ceAbstractionStarter]: At program point L41-2(lines 41 45) the Hoare annotation is: (or (not (= ~one_exp~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_exp~0)) (= |__ieee754_expf_#in~x| __ieee754_expf_~x)) [2018-11-23 07:54:30,638 INFO L448 ceAbstractionStarter]: For program point L41-3(lines 41 45) no Hoare annotation was computed. [2018-11-23 07:54:30,638 INFO L448 ceAbstractionStarter]: For program point L58(lines 58 73) no Hoare annotation was computed. [2018-11-23 07:54:30,638 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 68) no Hoare annotation was computed. [2018-11-23 07:54:30,638 INFO L448 ceAbstractionStarter]: For program point L59-2(lines 59 68) no Hoare annotation was computed. [2018-11-23 07:54:30,638 INFO L448 ceAbstractionStarter]: For program point L51(lines 51 52) no Hoare annotation was computed. [2018-11-23 07:54:30,638 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 84 88) no Hoare annotation was computed. [2018-11-23 07:54:30,638 INFO L444 ceAbstractionStarter]: At program point L84-2(lines 84 88) the Hoare annotation is: (or (not (= ~one_exp~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_exp~0)) (exists ((__ieee754_expf_~sx~0 (_ BitVec 32))) (and (not (bvult (bvand (_ bv2147483647 32) __ieee754_expf_~sx~0) (_ bv830472192 32))) (= (fp ((_ extract 31 31) __ieee754_expf_~sx~0) ((_ extract 30 23) __ieee754_expf_~sx~0) ((_ extract 22 0) __ieee754_expf_~sx~0)) |__ieee754_expf_#in~x|)))) [2018-11-23 07:54:30,639 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 07:54:30,639 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 07:54:30,639 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 07:54:30,639 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 07:54:30,639 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) ~one_exp~0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_exp~0)) [2018-11-23 07:54:30,639 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 07:54:30,639 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 07:54:30,639 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 111 127) the Hoare annotation is: true [2018-11-23 07:54:30,639 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 111 127) no Hoare annotation was computed. [2018-11-23 07:54:30,639 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 122) no Hoare annotation was computed. [2018-11-23 07:54:30,639 INFO L448 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2018-11-23 07:54:30,639 INFO L448 ceAbstractionStarter]: For program point L121(lines 121 124) no Hoare annotation was computed. [2018-11-23 07:54:30,641 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 111 127) no Hoare annotation was computed. [2018-11-23 07:54:30,641 INFO L444 ceAbstractionStarter]: At program point L118(line 118) the Hoare annotation is: (or (= (_ +zero 8 24) main_~x~0) (not (= ~one_exp~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_exp~0))) [2018-11-23 07:54:30,641 INFO L448 ceAbstractionStarter]: For program point L118-1(line 118) no Hoare annotation was computed. [2018-11-23 07:54:30,649 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,650 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,650 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,650 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,650 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,650 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,651 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,651 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,654 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,654 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,654 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,654 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,654 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,655 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,655 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,655 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,657 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,657 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,657 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,657 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,658 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,658 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,658 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,658 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,658 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,659 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,659 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,659 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,659 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,659 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,659 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,659 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,660 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,660 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,660 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,660 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 07:54:30 BoogieIcfgContainer [2018-11-23 07:54:30,661 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 07:54:30,661 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:54:30,662 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:54:30,662 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:54:30,662 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:52:54" (3/4) ... [2018-11-23 07:54:30,665 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 07:54:30,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_expf [2018-11-23 07:54:30,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 07:54:30,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 07:54:30,674 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2018-11-23 07:54:30,674 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-11-23 07:54:30,674 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 07:54:30,675 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 07:54:30,675 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 07:54:30,695 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(one_exp == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp)) || \old(x) == x [2018-11-23 07:54:30,695 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(one_exp == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp)) || (\exists __ieee754_expf_~sx~0 : bv32 :: !~bvult32(~bvand32(2147483647bv32, __ieee754_expf_~sx~0), 830472192bv32) && ~fp~LONGDOUBLE(__ieee754_expf_~sx~0[31:31], __ieee754_expf_~sx~0[30:23], __ieee754_expf_~sx~0[22:0]) == \old(x)) [2018-11-23 07:54:30,695 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(one_exp == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp)) || (\exists __ieee754_expf_~sx~0 : bv32 :: !~bvult32(~bvand32(2147483647bv32, __ieee754_expf_~sx~0), 830472192bv32) && ~fp~LONGDOUBLE(__ieee754_expf_~sx~0[31:31], __ieee754_expf_~sx~0[30:23], __ieee754_expf_~sx~0[22:0]) == \old(x)) [2018-11-23 07:54:30,720 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a1bcc51b-dc7c-466d-81f3-c7a25ad884c3/bin-2019/utaipan/witness.graphml [2018-11-23 07:54:30,720 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:54:30,721 INFO L168 Benchmark]: Toolchain (without parser) took 105771.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -147.1 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:30,721 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:54:30,722 INFO L168 Benchmark]: CACSL2BoogieTranslator took 237.95 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:30,722 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.57 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:54:30,722 INFO L168 Benchmark]: Boogie Preprocessor took 73.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -167.6 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:30,723 INFO L168 Benchmark]: RCFGBuilder took 9050.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:30,723 INFO L168 Benchmark]: TraceAbstraction took 96322.78 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 67.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -35.4 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:30,726 INFO L168 Benchmark]: Witness Printer took 58.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:30,728 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 237.95 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.57 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -167.6 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 9050.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 96322.78 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 67.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -35.4 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Witness Printer took 58.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 122]: 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 [2018-11-23 07:54:30,733 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,733 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,733 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,734 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,734 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,734 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,734 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,734 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,735 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,735 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,735 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,735 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,736 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,736 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,736 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,736 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] Derived loop invariant: (!(one_exp == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp)) || (\exists __ieee754_expf_~sx~0 : bv32 :: !~bvult32(~bvand32(2147483647bv32, __ieee754_expf_~sx~0), 830472192bv32) && ~fp~LONGDOUBLE(__ieee754_expf_~sx~0[31:31], __ieee754_expf_~sx~0[30:23], __ieee754_expf_~sx~0[22:0]) == \old(x)) - InvariantResult [Line: 41]: Loop Invariant [2018-11-23 07:54:30,737 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,737 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,737 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,737 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,737 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,738 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,738 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,738 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (!(one_exp == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp)) || \old(x) == x - InvariantResult [Line: 84]: Loop Invariant [2018-11-23 07:54:30,738 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,738 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,739 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,739 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,739 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,739 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,739 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,739 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,740 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,740 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,740 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,740 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:54:30,740 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,740 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,741 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 07:54:30,741 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] Derived loop invariant: (!(one_exp == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp)) || (\exists __ieee754_expf_~sx~0 : bv32 :: !~bvult32(~bvand32(2147483647bv32, __ieee754_expf_~sx~0), 830472192bv32) && ~fp~LONGDOUBLE(__ieee754_expf_~sx~0[31:31], __ieee754_expf_~sx~0[30:23], __ieee754_expf_~sx~0[22:0]) == \old(x)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 45 locations, 1 error locations. SAFE Result, 96.2s OverallTime, 10 OverallIterations, 1 TraceHistogramMax, 87.1s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 358 SDtfs, 365 SDslu, 1041 SDs, 0 SdLazy, 370 SolverSat, 2 SolverUnsat, 30 SolverUnknown, 0 SolverNotchecked, 81.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 234 GetRequests, 165 SyntacticMatches, 3 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 6.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred 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, 10 MinimizatonAttempts, 24 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 9 PreInvPairs, 16 NumberOfFragments, 127 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 168 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 4.0s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 210 ConstructedInterpolants, 34 QuantifiedInterpolants, 45300 SizeOfPredicates, 34 NumberOfNonLiveVariables, 1114 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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...