./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1252b_false-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_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1252b_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8e4dbe5a9ab518912f1108432d43f490ec977d7 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1252b_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8e4dbe5a9ab518912f1108432d43f490ec977d7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 02:03:30,138 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:03:30,139 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:03:30,148 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:03:30,148 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:03:30,149 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:03:30,150 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:03:30,151 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:03:30,152 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:03:30,153 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:03:30,153 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:03:30,154 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:03:30,154 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:03:30,155 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:03:30,156 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:03:30,156 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:03:30,157 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:03:30,158 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:03:30,160 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:03:30,161 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:03:30,161 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:03:30,162 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:03:30,164 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:03:30,164 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:03:30,164 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:03:30,165 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:03:30,166 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:03:30,166 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:03:30,167 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:03:30,168 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:03:30,168 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:03:30,169 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:03:30,169 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:03:30,169 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:03:30,169 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:03:30,170 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:03:30,170 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 02:03:30,180 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:03:30,180 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:03:30,181 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:03:30,181 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 02:03:30,181 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 02:03:30,182 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 02:03:30,182 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:03:30,182 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:03:30,182 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 02:03:30,182 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:03:30,182 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:03:30,183 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:03:30,183 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:03:30,183 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:03:30,183 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:03:30,183 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:03:30,183 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:03:30,183 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:03:30,183 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 02:03:30,184 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 02:03:30,184 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:03:30,184 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:03:30,184 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 02:03:30,184 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:03:30,184 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:03:30,184 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:03:30,185 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 02:03:30,185 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:03:30,185 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 02:03:30,185 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_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak 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 -> Kojak 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 -> c8e4dbe5a9ab518912f1108432d43f490ec977d7 [2018-11-23 02:03:30,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:03:30,215 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:03:30,217 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:03:30,217 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:03:30,218 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:03:30,218 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1252b_false-unreach-call.c [2018-11-23 02:03:30,256 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/data/30122e42d/377337c9e3a74b95a9ac3caa39a6e69d/FLAG5c8b10cab [2018-11-23 02:03:30,595 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:03:30,596 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/sv-benchmarks/c/float-newlib/float_req_bl_1252b_false-unreach-call.c [2018-11-23 02:03:30,602 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/data/30122e42d/377337c9e3a74b95a9ac3caa39a6e69d/FLAG5c8b10cab [2018-11-23 02:03:31,021 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/data/30122e42d/377337c9e3a74b95a9ac3caa39a6e69d [2018-11-23 02:03:31,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:03:31,025 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:03:31,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:03:31,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:03:31,028 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:03:31,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:31" (1/1) ... [2018-11-23 02:03:31,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b5c9f1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:31, skipping insertion in model container [2018-11-23 02:03:31,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:31" (1/1) ... [2018-11-23 02:03:31,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:03:31,054 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:03:31,175 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:03:31,177 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:03:31,198 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:03:31,211 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:03:31,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:31 WrapperNode [2018-11-23 02:03:31,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:03:31,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:03:31,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:03:31,212 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:03:31,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:31" (1/1) ... [2018-11-23 02:03:31,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:31" (1/1) ... [2018-11-23 02:03:31,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:03:31,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:03:31,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:03:31,248 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:03:31,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:31" (1/1) ... [2018-11-23 02:03:31,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:31" (1/1) ... [2018-11-23 02:03:31,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:31" (1/1) ... [2018-11-23 02:03:31,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:31" (1/1) ... [2018-11-23 02:03:31,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:31" (1/1) ... [2018-11-23 02:03:31,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:31" (1/1) ... [2018-11-23 02:03:31,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:31" (1/1) ... [2018-11-23 02:03:31,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:03:31,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:03:31,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:03:31,311 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:03:31,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-23 02:03:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2018-11-23 02:03:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2018-11-23 02:03:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 02:03:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 02:03:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:03:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:03:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 02:03:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 02:03:31,735 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:03:31,735 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-11-23 02:03:31,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:31 BoogieIcfgContainer [2018-11-23 02:03:31,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:03:31,736 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 02:03:31,736 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 02:03:31,744 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 02:03:31,745 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:31" (1/1) ... [2018-11-23 02:03:31,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:03:31,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:03:31,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-11-23 02:03:31,781 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-11-23 02:03:31,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 02:03:31,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:03:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:03:31,862 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 02:03:31,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:03:31,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-11-23 02:03:31,872 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-11-23 02:03:31,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 02:03:31,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:03:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:03:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:03:31,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:03:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:03:31,987 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];havoc main_#res;havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := 0.0;main_~y~0 := ~someUnaryFLOAToperation(0.0);fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0;havoc fmax_float_#res;havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y;fmax_float_~x := fmax_float_#in~x;fmax_float_~y := fmax_float_#in~y; VAL [ULTIMATE.start_fmax_float_~x=0.0, ULTIMATE.start_fmax_float_~y=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmax_float_#in~x|=0.0, |ULTIMATE.start_fmax_float_#in~y|=1.0] [?] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [|#NULL.base|=0, |#NULL.offset|=0, |__fpclassify_float_#in~x|=0.0] [?] ~x := #in~x;havoc ~w~0; VAL [__fpclassify_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |__fpclassify_float_#in~x|=0.0] [?] 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);~w~0 := #t~mem0;call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4);havoc #t~union1;havoc #t~mem0;call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset);havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [__fpclassify_float_~w~0=2139095041, __fpclassify_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |__fpclassify_float_#in~x|=0.0] [?] goto; VAL [__fpclassify_float_~w~0=2139095041, __fpclassify_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |__fpclassify_float_#in~x|=0.0] [?] BeginParallelComposition{ParallelCodeBlock0: assume 0 == ~w~0 % 4294967296 || 2147483648 == ~w~0 % 4294967296;#res := 2;ParallelCodeBlock1: assume !(0 == ~w~0 % 4294967296 || 2147483648 == ~w~0 % 4294967296);BeginParallelComposition{ParallelCodeBlock0: assume (~w~0 % 4294967296 >= 8388608 && ~w~0 % 4294967296 <= 2139095039) || (~w~0 % 4294967296 >= 2155872256 && ~w~0 % 4294967296 <= 4286578687);#res := 4;ParallelCodeBlock1: assume !((~w~0 % 4294967296 >= 8388608 && ~w~0 % 4294967296 <= 2139095039) || (~w~0 % 4294967296 >= 2155872256 && ~w~0 % 4294967296 <= 4286578687));BeginParallelComposition{ParallelCodeBlock0: assume (~w~0 % 4294967296 >= 1 && ~w~0 % 4294967296 <= 8388607) || (~w~0 % 4294967296 >= 2147483649 && ~w~0 % 4294967296 <= 2155872255);#res := 3;ParallelCodeBlock1: assume !((~w~0 % 4294967296 >= 1 && ~w~0 % 4294967296 <= 8388607) || (~w~0 % 4294967296 >= 2147483649 && ~w~0 % 4294967296 <= 2155872255));BeginParallelComposition{ParallelCodeBlock0: assume 2139095040 == ~w~0 % 4294967296 || 4286578688 == ~w~0 % 4294967296;#res := 1;ParallelCodeBlock1: assume !(2139095040 == ~w~0 % 4294967296 || 4286578688 == ~w~0 % 4294967296);#res := 0;}EndParallelComposition}EndParallelComposition}EndParallelComposition}EndParallelCompositionassume true; VAL [__fpclassify_float_~w~0=2139095041, __fpclassify_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |__fpclassify_float_#in~x|=0.0, |__fpclassify_float_#res|=0] [?] RET #88#return; VAL [ULTIMATE.start_fmax_float_~x=0.0, ULTIMATE.start_fmax_float_~y=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmax_float_#in~x|=0.0, |ULTIMATE.start_fmax_float_#in~y|=1.0, |ULTIMATE.start_fmax_float_#t~ret2|=0] [?] assume -2147483648 <= fmax_float_#t~ret2 && fmax_float_#t~ret2 <= 2147483647; VAL [ULTIMATE.start_fmax_float_~x=0.0, ULTIMATE.start_fmax_float_~y=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmax_float_#in~x|=0.0, |ULTIMATE.start_fmax_float_#in~y|=1.0, |ULTIMATE.start_fmax_float_#t~ret2|=0] [?] assume 0 == fmax_float_#t~ret2;havoc fmax_float_#t~ret2;fmax_float_#res := fmax_float_~y; VAL [ULTIMATE.start_fmax_float_~x=0.0, ULTIMATE.start_fmax_float_~y=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmax_float_#in~x|=0.0, |ULTIMATE.start_fmax_float_#in~y|=1.0, |ULTIMATE.start_fmax_float_#res|=1.0] [?] main_#t~ret7 := fmax_float_#res;main_~res~0 := main_#t~ret7;havoc main_#t~ret7;main_#t~short9 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [ULTIMATE.start_fmax_float_~x=0.0, ULTIMATE.start_fmax_float_~y=1.0, ULTIMATE.start_main_~res~0=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmax_float_#in~x|=0.0, |ULTIMATE.start_fmax_float_#in~y|=1.0, |ULTIMATE.start_fmax_float_#res|=1.0, |ULTIMATE.start_main_#t~short9|=false] [?] assume !main_#t~short9; VAL [ULTIMATE.start_fmax_float_~x=0.0, ULTIMATE.start_fmax_float_~y=1.0, ULTIMATE.start_main_~res~0=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmax_float_#in~x|=0.0, |ULTIMATE.start_fmax_float_#in~y|=1.0, |ULTIMATE.start_fmax_float_#res|=1.0, |ULTIMATE.start_main_#t~short9|=false] [?] assume !main_#t~short9;havoc main_#t~short9;havoc main_#t~ret8; VAL [ULTIMATE.start_fmax_float_~x=0.0, ULTIMATE.start_fmax_float_~y=1.0, ULTIMATE.start_main_~res~0=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmax_float_#in~x|=0.0, |ULTIMATE.start_fmax_float_#in~y|=1.0, |ULTIMATE.start_fmax_float_#res|=1.0] [?] assume !false; VAL [ULTIMATE.start_fmax_float_~x=0.0, ULTIMATE.start_fmax_float_~y=1.0, ULTIMATE.start_main_~res~0=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmax_float_#in~x|=0.0, |ULTIMATE.start_fmax_float_#in~y|=1.0, |ULTIMATE.start_fmax_float_#res|=1.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0; [L73] main_~x~0 := 0.0; [L74] main_~y~0 := ~someUnaryFLOAToperation(0.0); [L75] fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0; [L75] havoc fmax_float_#res; [L75] havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y; [L43-L52] fmax_float_~x := fmax_float_#in~x; [L43-L52] fmax_float_~y := fmax_float_#in~y; VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L44] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~x=0.0] [L24] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4); [L25] call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L26] call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4); [L26] ~w~0 := #t~mem0; [L26] call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L24] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~w~0=2139095041, ~x=0.0] [L29-L40] assume !(0 == ~w~0 % 4294967296 || 2147483648 == ~w~0 % 4294967296); [L31-L40] assume !((~w~0 % 4294967296 >= 8388608 && ~w~0 % 4294967296 <= 2139095039) || (~w~0 % 4294967296 >= 2155872256 && ~w~0 % 4294967296 <= 4286578687)); [L34-L40] assume !((~w~0 % 4294967296 >= 1 && ~w~0 % 4294967296 <= 8388607) || (~w~0 % 4294967296 >= 2147483649 && ~w~0 % 4294967296 <= 2155872255)); [L37-L40] assume !(2139095040 == ~w~0 % 4294967296 || 4286578688 == ~w~0 % 4294967296); [L40] #res := 0; [L20-L41] ensures true; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, #res=0, ~w~0=2139095041, ~x=0.0] [L44] RET call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#t~ret2=0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L44] assume -2147483648 <= fmax_float_#t~ret2 && fmax_float_#t~ret2 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#t~ret2=0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L44-L46] assume 0 == fmax_float_#t~ret2; [L44] havoc fmax_float_#t~ret2; [L45] fmax_float_#res := fmax_float_~y; VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L75] main_#t~ret7 := fmax_float_#res; [L75] main_~res~0 := main_#t~ret7; [L75] havoc main_#t~ret7; [L78] main_#t~short9 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_#t~short9=false, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [L78] assume !main_#t~short9; VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_#t~short9=false, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [L78-L81] assume !main_#t~short9; [L78] havoc main_#t~short9; [L78] havoc main_#t~ret8; VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [L79] assert false; VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0; [L73] main_~x~0 := 0.0; [L74] main_~y~0 := ~someUnaryFLOAToperation(0.0); [L75] fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0; [L75] havoc fmax_float_#res; [L75] havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y; [L43-L52] fmax_float_~x := fmax_float_#in~x; [L43-L52] fmax_float_~y := fmax_float_#in~y; VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L44] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~x=0.0] [L24] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4); [L25] call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L26] call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4); [L26] ~w~0 := #t~mem0; [L26] call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L24] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, ~w~0=2139095041, ~x=0.0] [L29-L40] assume !(0 == ~w~0 % 4294967296 || 2147483648 == ~w~0 % 4294967296); [L31-L40] assume !((~w~0 % 4294967296 >= 8388608 && ~w~0 % 4294967296 <= 2139095039) || (~w~0 % 4294967296 >= 2155872256 && ~w~0 % 4294967296 <= 4286578687)); [L34-L40] assume !((~w~0 % 4294967296 >= 1 && ~w~0 % 4294967296 <= 8388607) || (~w~0 % 4294967296 >= 2147483649 && ~w~0 % 4294967296 <= 2155872255)); [L37-L40] assume !(2139095040 == ~w~0 % 4294967296 || 4286578688 == ~w~0 % 4294967296); [L40] #res := 0; [L20-L41] ensures true; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, #res=0, ~w~0=2139095041, ~x=0.0] [L44] RET call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#t~ret2=0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L44] assume -2147483648 <= fmax_float_#t~ret2 && fmax_float_#t~ret2 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#t~ret2=0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L44-L46] assume 0 == fmax_float_#t~ret2; [L44] havoc fmax_float_#t~ret2; [L45] fmax_float_#res := fmax_float_~y; VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L75] main_#t~ret7 := fmax_float_#res; [L75] main_~res~0 := main_#t~ret7; [L75] havoc main_#t~ret7; [L78] main_#t~short9 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_#t~short9=false, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [L78] assume !main_#t~short9; VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_#t~short9=false, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [L78-L81] assume !main_#t~short9; [L78] havoc main_#t~short9; [L78] havoc main_#t~ret8; VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [L79] assert false; VAL [#NULL.base=0, #NULL.offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0; [L73] main_~x~0 := 0.0; [L74] main_~y~0 := ~someUnaryFLOAToperation(0.0); [L75] fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0; [L75] havoc fmax_float_#res; [L75] havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y; [L43-L52] fmax_float_~x := fmax_float_#in~x; [L43-L52] fmax_float_~y := fmax_float_#in~y; VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L44] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~x=0.0] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L25] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L26] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~w~0=2139095041, ~x=0.0] [L29] COND FALSE !(0 == ~w~0 % 4294967296 || 2147483648 == ~w~0 % 4294967296) [L31-L32] COND FALSE !((~w~0 % 4294967296 >= 8388608 && ~w~0 % 4294967296 <= 2139095039) || (~w~0 % 4294967296 >= 2155872256 && ~w~0 % 4294967296 <= 4286578687)) [L34-L35] COND FALSE !((~w~0 % 4294967296 >= 1 && ~w~0 % 4294967296 <= 8388607) || (~w~0 % 4294967296 >= 2147483649 && ~w~0 % 4294967296 <= 2155872255)) [L37] COND FALSE !(2139095040 == ~w~0 % 4294967296 || 4286578688 == ~w~0 % 4294967296) [L40] #res := 0; [L44] RET call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#t~ret2=0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L44] assume -2147483648 <= fmax_float_#t~ret2 && fmax_float_#t~ret2 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#t~ret2=0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L44] COND TRUE 0 == fmax_float_#t~ret2 [L44] havoc fmax_float_#t~ret2; [L45] fmax_float_#res := fmax_float_~y; VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L75] main_#t~ret7 := fmax_float_#res; [L75] main_~res~0 := main_#t~ret7; [L75] havoc main_#t~ret7; [L78] main_#t~short9 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_#t~short9=false, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [L78] COND FALSE !(main_#t~short9) VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_#t~short9=false, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [L78] COND TRUE !main_#t~short9 [L78] havoc main_#t~short9; [L78] havoc main_#t~ret8; VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [L79] assert false; VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0; [L73] main_~x~0 := 0.0; [L74] main_~y~0 := ~someUnaryFLOAToperation(0.0); [L75] fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0; [L75] havoc fmax_float_#res; [L75] havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y; [L43-L52] fmax_float_~x := fmax_float_#in~x; [L43-L52] fmax_float_~y := fmax_float_#in~y; VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L44] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~x=0.0] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L25] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L26] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~w~0=2139095041, ~x=0.0] [L29] COND FALSE !(0 == ~w~0 % 4294967296 || 2147483648 == ~w~0 % 4294967296) [L31-L32] COND FALSE !((~w~0 % 4294967296 >= 8388608 && ~w~0 % 4294967296 <= 2139095039) || (~w~0 % 4294967296 >= 2155872256 && ~w~0 % 4294967296 <= 4286578687)) [L34-L35] COND FALSE !((~w~0 % 4294967296 >= 1 && ~w~0 % 4294967296 <= 8388607) || (~w~0 % 4294967296 >= 2147483649 && ~w~0 % 4294967296 <= 2155872255)) [L37] COND FALSE !(2139095040 == ~w~0 % 4294967296 || 4286578688 == ~w~0 % 4294967296) [L40] #res := 0; [L44] RET call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#t~ret2=0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L44] assume -2147483648 <= fmax_float_#t~ret2 && fmax_float_#t~ret2 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#t~ret2=0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L44] COND TRUE 0 == fmax_float_#t~ret2 [L44] havoc fmax_float_#t~ret2; [L45] fmax_float_#res := fmax_float_~y; VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L75] main_#t~ret7 := fmax_float_#res; [L75] main_~res~0 := main_#t~ret7; [L75] havoc main_#t~ret7; [L78] main_#t~short9 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_#t~short9=false, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [L78] COND FALSE !(main_#t~short9) VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_#t~short9=false, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [L78] COND TRUE !main_#t~short9 [L78] havoc main_#t~short9; [L78] havoc main_#t~ret8; VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [L79] assert false; VAL [#NULL!base=0, #NULL!offset=0, fmax_float_#in~x=0.0, fmax_float_#in~y=1.0, fmax_float_#res=1.0, fmax_float_~x=0.0, fmax_float_~y=1.0, main_~res~0=1.0, main_~x~0=0.0, main_~y~0=1.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L73] ~x~0 := 0.0; [L74] ~y~0 := ~someUnaryFLOAToperation(0.0); [L43-L52] ~x := #in~x; [L43-L52] ~y := #in~y; VAL [#NULL!base=0, #NULL!offset=0] [L44] CALL call #t~ret2 := __fpclassify_float(~x); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~x=0.0] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L25] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L26] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~w~0=2139095041, ~x=0.0] [L29] COND FALSE !(0 == ~w~0 % 4294967296 || 2147483648 == ~w~0 % 4294967296) [L31-L32] COND FALSE !((~w~0 % 4294967296 >= 8388608 && ~w~0 % 4294967296 <= 2139095039) || (~w~0 % 4294967296 >= 2155872256 && ~w~0 % 4294967296 <= 4286578687)) [L34-L35] COND FALSE !((~w~0 % 4294967296 >= 1 && ~w~0 % 4294967296 <= 8388607) || (~w~0 % 4294967296 >= 2147483649 && ~w~0 % 4294967296 <= 2155872255)) [L37] COND FALSE !(2139095040 == ~w~0 % 4294967296 || 4286578688 == ~w~0 % 4294967296) [L40] #res := 0; [L44] RET call #t~ret2 := __fpclassify_float(~x); VAL [#NULL!base=0, #NULL!offset=0] [L44] assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L44] COND TRUE 0 == #t~ret2 [L44] havoc #t~ret2; [L45] #res := ~y; VAL [#NULL!base=0, #NULL!offset=0] [L75] ~res~0 := #t~ret7; [L75] havoc #t~ret7; [L78] #t~short9 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0] [L78] COND FALSE !(#t~short9) VAL [#NULL!base=0, #NULL!offset=0] [L78] COND TRUE !#t~short9 [L78] havoc #t~short9; [L78] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0] [L79] assert false; VAL [#NULL!base=0, #NULL!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L73] ~x~0 := 0.0; [L74] ~y~0 := ~someUnaryFLOAToperation(0.0); [L43-L52] ~x := #in~x; [L43-L52] ~y := #in~y; VAL [#NULL!base=0, #NULL!offset=0] [L44] CALL call #t~ret2 := __fpclassify_float(~x); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~x=0.0] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L25] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L26] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, ~w~0=2139095041, ~x=0.0] [L29] COND FALSE !(0 == ~w~0 % 4294967296 || 2147483648 == ~w~0 % 4294967296) [L31-L32] COND FALSE !((~w~0 % 4294967296 >= 8388608 && ~w~0 % 4294967296 <= 2139095039) || (~w~0 % 4294967296 >= 2155872256 && ~w~0 % 4294967296 <= 4286578687)) [L34-L35] COND FALSE !((~w~0 % 4294967296 >= 1 && ~w~0 % 4294967296 <= 8388607) || (~w~0 % 4294967296 >= 2147483649 && ~w~0 % 4294967296 <= 2155872255)) [L37] COND FALSE !(2139095040 == ~w~0 % 4294967296 || 4286578688 == ~w~0 % 4294967296) [L40] #res := 0; [L44] RET call #t~ret2 := __fpclassify_float(~x); VAL [#NULL!base=0, #NULL!offset=0] [L44] assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L44] COND TRUE 0 == #t~ret2 [L44] havoc #t~ret2; [L45] #res := ~y; VAL [#NULL!base=0, #NULL!offset=0] [L75] ~res~0 := #t~ret7; [L75] havoc #t~ret7; [L78] #t~short9 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0] [L78] COND FALSE !(#t~short9) VAL [#NULL!base=0, #NULL!offset=0] [L78] COND TRUE !#t~short9 [L78] havoc #t~short9; [L78] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0] [L79] assert false; VAL [#NULL!base=0, #NULL!offset=0] [L73] float x = 0.0f; [L74] float y = -0.0f; [L44] CALL, EXPR __fpclassify_float(x) VAL [\old(x)=0] [L21] __uint32_t w; VAL [\old(x)=0, x=0] [L24] ieee_float_shape_type gf_u; [L25] gf_u.value = (x) [L26] EXPR gf_u.word [L26] (w) = gf_u.word [L29] COND FALSE !(w == 0x00000000 || w == 0x80000000) [L31-L32] COND FALSE !((w >= 0x00800000 && w <= 0x7f7fffff) || (w >= 0x80800000 && w <= 0xff7fffff)) [L34-L35] COND FALSE !((w >= 0x00000001 && w <= 0x007fffff) || (w >= 0x80000001 && w <= 0x807fffff)) [L37] COND FALSE !(w == 0x7f800000 || w == 0xff800000) [L40] return 0; [L44] RET, EXPR __fpclassify_float(x) [L44] COND TRUE __fpclassify_float(x) == 0 [L45] return y; [L75] float res = fmax_float(x, y); [L78] EXPR res == 0.0f && __signbit_float(res) == 0 [L78] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L79] __VERIFIER_error() ----- [2018-11-23 02:03:32,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 02:03:32 ImpRootNode [2018-11-23 02:03:32,027 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 02:03:32,027 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 02:03:32,027 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 02:03:32,028 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 02:03:32,028 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:31" (3/4) ... [2018-11-23 02:03:32,031 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 02:03:32,032 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 02:03:32,032 INFO L168 Benchmark]: Toolchain (without parser) took 1008.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -115.1 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-11-23 02:03:32,034 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:03:32,036 INFO L168 Benchmark]: CACSL2BoogieTranslator took 186.49 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-23 02:03:32,036 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.97 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:03:32,037 INFO L168 Benchmark]: Boogie Preprocessor took 62.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -180.5 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-23 02:03:32,037 INFO L168 Benchmark]: RCFGBuilder took 424.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-11-23 02:03:32,038 INFO L168 Benchmark]: CodeCheck took 291.29 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-23 02:03:32,038 INFO L168 Benchmark]: Witness Printer took 4.27 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 02:03:32,041 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 31 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 20 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 79]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 78, overapproximation of someUnaryFLOAToperation at line 74. Possible FailurePath: [L73] float x = 0.0f; [L74] float y = -0.0f; [L44] CALL, EXPR __fpclassify_float(x) VAL [\old(x)=0] [L21] __uint32_t w; VAL [\old(x)=0, x=0] [L24] ieee_float_shape_type gf_u; [L25] gf_u.value = (x) [L26] EXPR gf_u.word [L26] (w) = gf_u.word [L29] COND FALSE !(w == 0x00000000 || w == 0x80000000) [L31-L32] COND FALSE !((w >= 0x00800000 && w <= 0x7f7fffff) || (w >= 0x80800000 && w <= 0xff7fffff)) [L34-L35] COND FALSE !((w >= 0x00000001 && w <= 0x007fffff) || (w >= 0x80000001 && w <= 0x807fffff)) [L37] COND FALSE !(w == 0x7f800000 || w == 0xff800000) [L40] return 0; [L44] RET, EXPR __fpclassify_float(x) [L44] COND TRUE __fpclassify_float(x) == 0 [L45] return y; [L75] float res = fmax_float(x, y); [L78] EXPR res == 0.0f && __signbit_float(res) == 0 [L78] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L79] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 186.49 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.97 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -180.5 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 424.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * CodeCheck took 291.29 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.27 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. 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 02:03:33,581 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:03:33,583 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:03:33,592 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:03:33,592 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:03:33,593 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:03:33,593 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:03:33,594 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:03:33,595 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:03:33,596 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:03:33,596 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:03:33,596 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:03:33,597 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:03:33,598 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:03:33,599 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:03:33,600 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:03:33,600 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:03:33,602 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:03:33,603 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:03:33,605 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:03:33,605 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:03:33,606 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:03:33,608 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:03:33,608 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:03:33,608 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:03:33,609 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:03:33,609 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:03:33,610 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:03:33,611 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:03:33,612 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:03:33,612 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:03:33,612 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:03:33,612 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:03:33,612 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:03:33,613 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:03:33,613 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:03:33,614 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 02:03:33,625 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:03:33,626 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:03:33,626 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:03:33,626 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 02:03:33,627 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 02:03:33,627 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 02:03:33,627 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:03:33,628 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:03:33,628 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:03:33,628 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:03:33,628 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:03:33,628 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:03:33,628 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:03:33,628 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 02:03:33,629 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 02:03:33,629 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:03:33,629 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:03:33,629 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:03:33,629 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:03:33,629 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 02:03:33,629 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 02:03:33,630 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:03:33,630 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:03:33,630 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 02:03:33,630 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:03:33,630 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:03:33,630 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:03:33,630 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 02:03:33,630 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 02:03:33,631 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:03:33,631 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 02:03:33,631 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 02:03:33,631 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_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak 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 -> Kojak 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 -> c8e4dbe5a9ab518912f1108432d43f490ec977d7 [2018-11-23 02:03:33,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:03:33,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:03:33,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:03:33,679 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:03:33,679 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:03:33,680 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1252b_false-unreach-call.c [2018-11-23 02:03:33,725 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/data/cc2e5b7aa/679f6e0daad147a1b9e8646fa29d837d/FLAGe8bbd34cd [2018-11-23 02:03:34,032 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:03:34,032 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/sv-benchmarks/c/float-newlib/float_req_bl_1252b_false-unreach-call.c [2018-11-23 02:03:34,036 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/data/cc2e5b7aa/679f6e0daad147a1b9e8646fa29d837d/FLAGe8bbd34cd [2018-11-23 02:03:34,047 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/data/cc2e5b7aa/679f6e0daad147a1b9e8646fa29d837d [2018-11-23 02:03:34,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:03:34,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:03:34,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:03:34,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:03:34,055 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:03:34,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:34" (1/1) ... [2018-11-23 02:03:34,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567d81a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:34, skipping insertion in model container [2018-11-23 02:03:34,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:34" (1/1) ... [2018-11-23 02:03:34,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:03:34,083 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:03:34,215 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:03:34,218 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:03:34,238 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:03:34,258 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:03:34,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:34 WrapperNode [2018-11-23 02:03:34,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:03:34,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:03:34,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:03:34,259 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:03:34,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:34" (1/1) ... [2018-11-23 02:03:34,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:34" (1/1) ... [2018-11-23 02:03:34,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:03:34,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:03:34,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:03:34,285 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:03:34,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:34" (1/1) ... [2018-11-23 02:03:34,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:34" (1/1) ... [2018-11-23 02:03:34,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:34" (1/1) ... [2018-11-23 02:03:34,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:34" (1/1) ... [2018-11-23 02:03:34,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:34" (1/1) ... [2018-11-23 02:03:34,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:34" (1/1) ... [2018-11-23 02:03:34,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:34" (1/1) ... [2018-11-23 02:03:34,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:03:34,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:03:34,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:03:34,307 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:03:34,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-23 02:03:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2018-11-23 02:03:34,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2018-11-23 02:03:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 02:03:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 02:03:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:03:34,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:03:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-23 02:03:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 02:03:34,713 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:03:34,713 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-11-23 02:03:34,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:34 BoogieIcfgContainer [2018-11-23 02:03:34,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:03:34,714 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 02:03:34,714 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 02:03:34,724 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 02:03:34,724 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:34" (1/1) ... [2018-11-23 02:03:34,733 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:03:34,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:03:34,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-23 02:03:34,758 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-23 02:03:34,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 02:03:34,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:03:34,805 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 02:03:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:03:34,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:03:34,839 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 02:03:34,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:03:34,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-11-23 02:03:34,847 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-11-23 02:03:34,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 02:03:34,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:03:34,849 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 02:03:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:03:34,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:03:34,912 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 02:03:35,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:03:35,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 27 transitions. [2018-11-23 02:03:35,056 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-23 02:03:35,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 02:03:35,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:03:35,058 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 02:03:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:03:35,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:03:35,075 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 02:03:35,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:03:35,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 25 transitions. [2018-11-23 02:03:35,079 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-11-23 02:03:35,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 02:03:35,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:03:35,081 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 02:03:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:03:35,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:03:36,097 WARN L180 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 143 [2018-11-23 02:03:36,151 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 02:03:36,628 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-11-23 02:03:36,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:03:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 24 transitions. [2018-11-23 02:03:36,932 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-11-23 02:03:36,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 02:03:36,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:03:36,934 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 02:03:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:03:36,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:03:38,260 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 02:03:38,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:03:38,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 20 states and 20 transitions. [2018-11-23 02:03:38,541 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2018-11-23 02:03:38,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 02:03:38,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:03:38,542 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 02:03:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:03:38,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:03:38,614 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 6 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];havoc main_#res;havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~Pluszero~FLOAT();main_~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT());fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0;havoc fmax_float_#res;havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y;fmax_float_~x := fmax_float_#in~x;fmax_float_~y := fmax_float_#in~y; VAL [ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24)] [?] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [|#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ +zero 8 24)] [?] ~x := #in~x;havoc ~w~0; VAL [__fpclassify_float_~x=(_ +zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ +zero 8 24)] [?] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4bv32);call write~intFLOATTYPE4(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32);call #t~mem0 := read~intINTTYPE4(~#gf_u~0.base, ~#gf_u~0.offset, 4bv32);~w~0 := #t~mem0;call write~intFLOATTYPE4(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32);havoc #t~union1;havoc #t~mem0;call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset);havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [__fpclassify_float_~w~0=#x00000000, __fpclassify_float_~x=(_ +zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ +zero 8 24)] [?] goto; VAL [__fpclassify_float_~w~0=#x00000000, __fpclassify_float_~x=(_ +zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ +zero 8 24)] [?] BeginParallelComposition{ParallelCodeBlock0: assume 0bv32 == ~w~0 || 2147483648bv32 == ~w~0;#res := 2bv32;ParallelCodeBlock1: assume !(0bv32 == ~w~0 || 2147483648bv32 == ~w~0);BeginParallelComposition{ParallelCodeBlock0: assume (~bvuge32(~w~0, 8388608bv32) && ~bvule32(~w~0, 2139095039bv32)) || (~bvuge32(~w~0, 2155872256bv32) && ~bvule32(~w~0, 4286578687bv32));#res := 4bv32;ParallelCodeBlock1: assume !((~bvuge32(~w~0, 8388608bv32) && ~bvule32(~w~0, 2139095039bv32)) || (~bvuge32(~w~0, 2155872256bv32) && ~bvule32(~w~0, 4286578687bv32)));BeginParallelComposition{ParallelCodeBlock0: assume (~bvuge32(~w~0, 1bv32) && ~bvule32(~w~0, 8388607bv32)) || (~bvuge32(~w~0, 2147483649bv32) && ~bvule32(~w~0, 2155872255bv32));#res := 3bv32;ParallelCodeBlock1: assume !((~bvuge32(~w~0, 1bv32) && ~bvule32(~w~0, 8388607bv32)) || (~bvuge32(~w~0, 2147483649bv32) && ~bvule32(~w~0, 2155872255bv32)));BeginParallelComposition{ParallelCodeBlock0: assume 2139095040bv32 == ~w~0 || 4286578688bv32 == ~w~0;#res := 1bv32;ParallelCodeBlock1: assume !(2139095040bv32 == ~w~0 || 4286578688bv32 == ~w~0);#res := 0bv32;}EndParallelComposition}EndParallelComposition}EndParallelComposition}EndParallelCompositionassume true; VAL [__fpclassify_float_~w~0=#x00000000, __fpclassify_float_~x=(_ +zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ +zero 8 24), |__fpclassify_float_#res|=#x00000002] [?] RET #86#return; VAL [ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ret2|=#x00000002] [?] assume !(0bv32 == fmax_float_#t~ret2);havoc fmax_float_#t~ret2; VAL [ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24)] [?] CALL call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [|#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ -zero 8 24)] [?] ~x := #in~x;havoc ~w~0; VAL [__fpclassify_float_~x=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ -zero 8 24)] [?] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4bv32);call write~intFLOATTYPE4(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32);call #t~mem0 := read~intINTTYPE4(~#gf_u~0.base, ~#gf_u~0.offset, 4bv32);~w~0 := #t~mem0;call write~intFLOATTYPE4(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32);havoc #t~union1;havoc #t~mem0;call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset);havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [__fpclassify_float_~w~0=#x80000000, __fpclassify_float_~x=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ -zero 8 24)] [?] goto; VAL [__fpclassify_float_~w~0=#x80000000, __fpclassify_float_~x=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ -zero 8 24)] [?] BeginParallelComposition{ParallelCodeBlock0: assume 0bv32 == ~w~0 || 2147483648bv32 == ~w~0;#res := 2bv32;ParallelCodeBlock1: assume !(0bv32 == ~w~0 || 2147483648bv32 == ~w~0);BeginParallelComposition{ParallelCodeBlock0: assume (~bvuge32(~w~0, 8388608bv32) && ~bvule32(~w~0, 2139095039bv32)) || (~bvuge32(~w~0, 2155872256bv32) && ~bvule32(~w~0, 4286578687bv32));#res := 4bv32;ParallelCodeBlock1: assume !((~bvuge32(~w~0, 8388608bv32) && ~bvule32(~w~0, 2139095039bv32)) || (~bvuge32(~w~0, 2155872256bv32) && ~bvule32(~w~0, 4286578687bv32)));BeginParallelComposition{ParallelCodeBlock0: assume (~bvuge32(~w~0, 1bv32) && ~bvule32(~w~0, 8388607bv32)) || (~bvuge32(~w~0, 2147483649bv32) && ~bvule32(~w~0, 2155872255bv32));#res := 3bv32;ParallelCodeBlock1: assume !((~bvuge32(~w~0, 1bv32) && ~bvule32(~w~0, 8388607bv32)) || (~bvuge32(~w~0, 2147483649bv32) && ~bvule32(~w~0, 2155872255bv32)));BeginParallelComposition{ParallelCodeBlock0: assume 2139095040bv32 == ~w~0 || 4286578688bv32 == ~w~0;#res := 1bv32;ParallelCodeBlock1: assume !(2139095040bv32 == ~w~0 || 4286578688bv32 == ~w~0);#res := 0bv32;}EndParallelComposition}EndParallelComposition}EndParallelComposition}EndParallelCompositionassume true; VAL [__fpclassify_float_~w~0=#x80000000, __fpclassify_float_~x=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ -zero 8 24), |__fpclassify_float_#res|=#x00000002] [?] RET #88#return; VAL [ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ret3|=#x00000002] [?] BeginParallelComposition{ParallelCodeBlock0: assume 0bv32 == fmax_float_#t~ret3;havoc fmax_float_#t~ret3;fmax_float_#res := fmax_float_~x;ParallelCodeBlock1: assume !(0bv32 == fmax_float_#t~ret3);havoc fmax_float_#t~ret3;BeginParallelComposition{ParallelCodeBlock0: assume ~fp.gt~FLOAT(fmax_float_~x, fmax_float_~y);fmax_float_#t~ite4 := fmax_float_~x;ParallelCodeBlock1: assume !~fp.gt~FLOAT(fmax_float_~x, fmax_float_~y);fmax_float_#t~ite4 := fmax_float_~y;}EndParallelCompositionfmax_float_#res := fmax_float_#t~ite4;havoc fmax_float_#t~ite4;}EndParallelComposition VAL [ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24)] [?] main_#t~ret7 := fmax_float_#res;main_~res~0 := main_#t~ret7;havoc main_#t~ret7;main_#t~short9 := ~fp.eq~FLOAT(main_~res~0, ~Pluszero~FLOAT()); VAL [ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24), |ULTIMATE.start_main_#t~short9|=true] [?] assume main_#t~short9;__signbit_float_#in~x := main_~res~0;havoc __signbit_float_#res;havoc __signbit_float_#t~mem5, __signbit_float_#t~union6, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, __signbit_float_~x, __signbit_float_~w~1;__signbit_float_~x := __signbit_float_#in~x;havoc __signbit_float_~w~1; VAL [ULTIMATE.start___signbit_float_~x=(_ -zero 8 24), ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___signbit_float_#in~x|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24), |ULTIMATE.start_main_#t~short9|=true] [?] call __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset := #Ultimate.alloc(4bv32);call write~intFLOATTYPE4(__signbit_float_~x, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32);call __signbit_float_#t~mem5 := read~intINTTYPE4(__signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32);__signbit_float_~w~1 := __signbit_float_#t~mem5;call write~intFLOATTYPE4(__signbit_float_#t~union6, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32);havoc __signbit_float_#t~union6;havoc __signbit_float_#t~mem5;call ULTIMATE.dealloc(__signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset);havoc __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset; VAL [ULTIMATE.start___signbit_float_~w~1=#x80000000, ULTIMATE.start___signbit_float_~x=(_ -zero 8 24), ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___signbit_float_#in~x|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24), |ULTIMATE.start_main_#t~short9|=true] [?] goto; VAL [ULTIMATE.start___signbit_float_~w~1=#x80000000, ULTIMATE.start___signbit_float_~x=(_ -zero 8 24), ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___signbit_float_#in~x|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24), |ULTIMATE.start_main_#t~short9|=true] [?] __signbit_float_#res := (if 0bv32 != ~bvand32(2147483648bv32, __signbit_float_~w~1) then 1bv32 else 0bv32);main_#t~ret8 := __signbit_float_#res;main_#t~short9 := 0bv32 == main_#t~ret8; VAL [ULTIMATE.start___signbit_float_~w~1=#x80000000, ULTIMATE.start___signbit_float_~x=(_ -zero 8 24), ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___signbit_float_#in~x|=(_ -zero 8 24), |ULTIMATE.start___signbit_float_#res|=#x00000001, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24), |ULTIMATE.start_main_#t~ret8|=#x00000001, |ULTIMATE.start_main_#t~short9|=false] [?] assume !main_#t~short9;havoc main_#t~short9;havoc main_#t~ret8; VAL [ULTIMATE.start___signbit_float_~w~1=#x80000000, ULTIMATE.start___signbit_float_~x=(_ -zero 8 24), ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___signbit_float_#in~x|=(_ -zero 8 24), |ULTIMATE.start___signbit_float_#res|=#x00000001, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24)] [?] assume !false; VAL [ULTIMATE.start___signbit_float_~w~1=#x80000000, ULTIMATE.start___signbit_float_~x=(_ -zero 8 24), ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___signbit_float_#in~x|=(_ -zero 8 24), |ULTIMATE.start___signbit_float_#res|=#x00000001, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24)] [?] #NULL.base, #NULL.offset := 0bv32, 0bv32; [?] #valid := #valid[0bv32 := 0bv1]; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0; [L73] main_~x~0 := ~Pluszero~FLOAT(); [L74] main_~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT()); [L75] fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0; [L75] havoc fmax_float_#res; [L75] havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y; [L43-L52] fmax_float_~x := fmax_float_#in~x; [L43-L52] fmax_float_~y := fmax_float_#in~y; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L24] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4bv32); [L25] call write~intFLOATTYPE4(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] call #t~mem0 := read~intINTTYPE4(~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] ~w~0 := #t~mem0; [L26] call write~intFLOATTYPE4(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L24] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L29-L40] assume 0bv32 == ~w~0 || 2147483648bv32 == ~w~0; [L30] #res := 2bv32; [L20-L41] ensures true; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, #res=2bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L44] RET call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret2=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44-L46] assume !(0bv32 == fmax_float_#t~ret2); [L44] havoc fmax_float_#t~ret2; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48] CALL call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~x=~Minuszero~LONGDOUBLE()] [L24] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4bv32); [L25] call write~intFLOATTYPE4(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] call #t~mem0 := read~intINTTYPE4(~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] ~w~0 := #t~mem0; [L26] call write~intFLOATTYPE4(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L24] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L29-L40] assume 0bv32 == ~w~0 || 2147483648bv32 == ~w~0; [L30] #res := 2bv32; [L20-L41] ensures true; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, #res=2bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L48] RET call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret3=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48-L50] assume !(0bv32 == fmax_float_#t~ret3); [L48] havoc fmax_float_#t~ret3; [L51] assume !~fp.gt~FLOAT(fmax_float_~x, fmax_float_~y); [L51] fmax_float_#t~ite4 := fmax_float_~y; [L51] fmax_float_#res := fmax_float_#t~ite4; [L51] havoc fmax_float_#t~ite4; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L75] main_#t~ret7 := fmax_float_#res; [L75] main_~res~0 := main_#t~ret7; [L75] havoc main_#t~ret7; [L78] main_#t~short9 := ~fp.eq~FLOAT(main_~res~0, ~Pluszero~FLOAT()); VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78] assume main_#t~short9; [L78] __signbit_float_#in~x := main_~res~0; [L78] havoc __signbit_float_#res; [L78] havoc __signbit_float_#t~mem5, __signbit_float_#t~union6, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, __signbit_float_~x, __signbit_float_~w~1; [L54-L64] __signbit_float_~x := __signbit_float_#in~x; [L55] havoc __signbit_float_~w~1; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L58] call __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset := #Ultimate.alloc(4bv32); [L59] call write~intFLOATTYPE4(__signbit_float_~x, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32); [L60] call __signbit_float_#t~mem5 := read~intINTTYPE4(__signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32); [L60] __signbit_float_~w~1 := __signbit_float_#t~mem5; [L60] call write~intFLOATTYPE4(__signbit_float_#t~union6, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32); [L60] havoc __signbit_float_#t~union6; [L60] havoc __signbit_float_#t~mem5; [L58] call ULTIMATE.dealloc(__signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset); [L58] havoc __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L63] __signbit_float_#res := (if 0bv32 != ~bvand32(2147483648bv32, __signbit_float_~w~1) then 1bv32 else 0bv32); [L78] main_#t~ret8 := __signbit_float_#res; [L78] main_#t~short9 := 0bv32 == main_#t~ret8; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~ret8=1bv32, main_#t~short9=false, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78-L81] assume !main_#t~short9; [L78] havoc main_#t~short9; [L78] havoc main_#t~ret8; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L79] assert false; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0bv32, 0bv32; [?] #valid := #valid[0bv32 := 0bv1]; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0; [L73] main_~x~0 := ~Pluszero~FLOAT(); [L74] main_~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT()); [L75] fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0; [L75] havoc fmax_float_#res; [L75] havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y; [L43-L52] fmax_float_~x := fmax_float_#in~x; [L43-L52] fmax_float_~y := fmax_float_#in~y; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L24] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4bv32); [L25] call write~intFLOATTYPE4(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] call #t~mem0 := read~intINTTYPE4(~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] ~w~0 := #t~mem0; [L26] call write~intFLOATTYPE4(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L24] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L29-L40] assume 0bv32 == ~w~0 || 2147483648bv32 == ~w~0; [L30] #res := 2bv32; [L20-L41] ensures true; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, #res=2bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L44] RET call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret2=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44-L46] assume !(0bv32 == fmax_float_#t~ret2); [L44] havoc fmax_float_#t~ret2; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48] CALL call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~x=~Minuszero~LONGDOUBLE()] [L24] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4bv32); [L25] call write~intFLOATTYPE4(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] call #t~mem0 := read~intINTTYPE4(~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] ~w~0 := #t~mem0; [L26] call write~intFLOATTYPE4(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L24] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L29-L40] assume 0bv32 == ~w~0 || 2147483648bv32 == ~w~0; [L30] #res := 2bv32; [L20-L41] ensures true; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, #res=2bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L48] RET call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret3=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48-L50] assume !(0bv32 == fmax_float_#t~ret3); [L48] havoc fmax_float_#t~ret3; [L51] assume !~fp.gt~FLOAT(fmax_float_~x, fmax_float_~y); [L51] fmax_float_#t~ite4 := fmax_float_~y; [L51] fmax_float_#res := fmax_float_#t~ite4; [L51] havoc fmax_float_#t~ite4; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L75] main_#t~ret7 := fmax_float_#res; [L75] main_~res~0 := main_#t~ret7; [L75] havoc main_#t~ret7; [L78] main_#t~short9 := ~fp.eq~FLOAT(main_~res~0, ~Pluszero~FLOAT()); VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78] assume main_#t~short9; [L78] __signbit_float_#in~x := main_~res~0; [L78] havoc __signbit_float_#res; [L78] havoc __signbit_float_#t~mem5, __signbit_float_#t~union6, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, __signbit_float_~x, __signbit_float_~w~1; [L54-L64] __signbit_float_~x := __signbit_float_#in~x; [L55] havoc __signbit_float_~w~1; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L58] call __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset := #Ultimate.alloc(4bv32); [L59] call write~intFLOATTYPE4(__signbit_float_~x, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32); [L60] call __signbit_float_#t~mem5 := read~intINTTYPE4(__signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32); [L60] __signbit_float_~w~1 := __signbit_float_#t~mem5; [L60] call write~intFLOATTYPE4(__signbit_float_#t~union6, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32); [L60] havoc __signbit_float_#t~union6; [L60] havoc __signbit_float_#t~mem5; [L58] call ULTIMATE.dealloc(__signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset); [L58] havoc __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L63] __signbit_float_#res := (if 0bv32 != ~bvand32(2147483648bv32, __signbit_float_~w~1) then 1bv32 else 0bv32); [L78] main_#t~ret8 := __signbit_float_#res; [L78] main_#t~short9 := 0bv32 == main_#t~ret8; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~ret8=1bv32, main_#t~short9=false, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78-L81] assume !main_#t~short9; [L78] havoc main_#t~short9; [L78] havoc main_#t~ret8; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L79] assert false; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0; [L73] main_~x~0 := ~Pluszero~FLOAT(); [L74] main_~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT()); [L75] fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0; [L75] havoc fmax_float_#res; [L75] havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y; [L43-L52] fmax_float_~x := fmax_float_#in~x; [L43-L52] fmax_float_~y := fmax_float_#in~y; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L44] RET call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret2=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44] COND FALSE !(0bv32 == fmax_float_#t~ret2) [L44] havoc fmax_float_#t~ret2; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48] CALL call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Minuszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L48] RET call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret3=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48] COND FALSE !(0bv32 == fmax_float_#t~ret3) [L48] havoc fmax_float_#t~ret3; [L51] COND FALSE !(~fp.gt~FLOAT(fmax_float_~x, fmax_float_~y)) [L51] fmax_float_#t~ite4 := fmax_float_~y; [L51] fmax_float_#res := fmax_float_#t~ite4; [L51] havoc fmax_float_#t~ite4; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L75] main_#t~ret7 := fmax_float_#res; [L75] main_~res~0 := main_#t~ret7; [L75] havoc main_#t~ret7; [L78] main_#t~short9 := ~fp.eq~FLOAT(main_~res~0, ~Pluszero~FLOAT()); VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78] COND TRUE main_#t~short9 [L78] __signbit_float_#in~x := main_~res~0; [L78] havoc __signbit_float_#res; [L78] havoc __signbit_float_#t~mem5, __signbit_float_#t~union6, __signbit_float_~#gf_u~1, __signbit_float_~x, __signbit_float_~w~1; [L54-L64] __signbit_float_~x := __signbit_float_#in~x; [L55] havoc __signbit_float_~w~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L58] FCALL call __signbit_float_~#gf_u~1 := #Ultimate.alloc(4bv32); [L59] FCALL call write~intFLOATTYPE4(__signbit_float_~x, { base: __signbit_float_~#gf_u~1!base, offset: __signbit_float_~#gf_u~1!offset }, 4bv32); [L60] FCALL call __signbit_float_#t~mem5 := read~intINTTYPE4({ base: __signbit_float_~#gf_u~1!base, offset: __signbit_float_~#gf_u~1!offset }, 4bv32); [L60] __signbit_float_~w~1 := __signbit_float_#t~mem5; [L60] FCALL call write~intFLOATTYPE4(__signbit_float_#t~union6, { base: __signbit_float_~#gf_u~1!base, offset: __signbit_float_~#gf_u~1!offset }, 4bv32); [L60] havoc __signbit_float_#t~union6; [L60] havoc __signbit_float_#t~mem5; [L58] FCALL call ULTIMATE.dealloc(__signbit_float_~#gf_u~1); [L58] havoc __signbit_float_~#gf_u~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L63] __signbit_float_#res := (if 0bv32 != ~bvand32(2147483648bv32, __signbit_float_~w~1) then 1bv32 else 0bv32); [L78] main_#t~ret8 := __signbit_float_#res; [L78] main_#t~short9 := 0bv32 == main_#t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~ret8=1bv32, main_#t~short9=false, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78] COND TRUE !main_#t~short9 [L78] havoc main_#t~short9; [L78] havoc main_#t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L79] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0; [L73] main_~x~0 := ~Pluszero~FLOAT(); [L74] main_~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT()); [L75] fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0; [L75] havoc fmax_float_#res; [L75] havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y; [L43-L52] fmax_float_~x := fmax_float_#in~x; [L43-L52] fmax_float_~y := fmax_float_#in~y; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L44] RET call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret2=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44] COND FALSE !(0bv32 == fmax_float_#t~ret2) [L44] havoc fmax_float_#t~ret2; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48] CALL call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Minuszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L48] RET call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret3=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48] COND FALSE !(0bv32 == fmax_float_#t~ret3) [L48] havoc fmax_float_#t~ret3; [L51] COND FALSE !(~fp.gt~FLOAT(fmax_float_~x, fmax_float_~y)) [L51] fmax_float_#t~ite4 := fmax_float_~y; [L51] fmax_float_#res := fmax_float_#t~ite4; [L51] havoc fmax_float_#t~ite4; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L75] main_#t~ret7 := fmax_float_#res; [L75] main_~res~0 := main_#t~ret7; [L75] havoc main_#t~ret7; [L78] main_#t~short9 := ~fp.eq~FLOAT(main_~res~0, ~Pluszero~FLOAT()); VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78] COND TRUE main_#t~short9 [L78] __signbit_float_#in~x := main_~res~0; [L78] havoc __signbit_float_#res; [L78] havoc __signbit_float_#t~mem5, __signbit_float_#t~union6, __signbit_float_~#gf_u~1, __signbit_float_~x, __signbit_float_~w~1; [L54-L64] __signbit_float_~x := __signbit_float_#in~x; [L55] havoc __signbit_float_~w~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L58] FCALL call __signbit_float_~#gf_u~1 := #Ultimate.alloc(4bv32); [L59] FCALL call write~intFLOATTYPE4(__signbit_float_~x, { base: __signbit_float_~#gf_u~1!base, offset: __signbit_float_~#gf_u~1!offset }, 4bv32); [L60] FCALL call __signbit_float_#t~mem5 := read~intINTTYPE4({ base: __signbit_float_~#gf_u~1!base, offset: __signbit_float_~#gf_u~1!offset }, 4bv32); [L60] __signbit_float_~w~1 := __signbit_float_#t~mem5; [L60] FCALL call write~intFLOATTYPE4(__signbit_float_#t~union6, { base: __signbit_float_~#gf_u~1!base, offset: __signbit_float_~#gf_u~1!offset }, 4bv32); [L60] havoc __signbit_float_#t~union6; [L60] havoc __signbit_float_#t~mem5; [L58] FCALL call ULTIMATE.dealloc(__signbit_float_~#gf_u~1); [L58] havoc __signbit_float_~#gf_u~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L63] __signbit_float_#res := (if 0bv32 != ~bvand32(2147483648bv32, __signbit_float_~w~1) then 1bv32 else 0bv32); [L78] main_#t~ret8 := __signbit_float_#res; [L78] main_#t~short9 := 0bv32 == main_#t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~ret8=1bv32, main_#t~short9=false, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78] COND TRUE !main_#t~short9 [L78] havoc main_#t~short9; [L78] havoc main_#t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L79] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [L73] ~x~0 := ~Pluszero~FLOAT(); [L74] ~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT()); [L43-L52] ~x := #in~x; [L43-L52] ~y := #in~y; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L44] CALL call #t~ret2 := __fpclassify_float(~x); VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L44] RET call #t~ret2 := __fpclassify_float(~x); VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L44] COND FALSE !(0bv32 == #t~ret2) [L44] havoc #t~ret2; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L48] CALL call #t~ret3 := __fpclassify_float(~y); VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Minuszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L48] RET call #t~ret3 := __fpclassify_float(~y); VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L48] COND FALSE !(0bv32 == #t~ret3) [L48] havoc #t~ret3; [L51] COND FALSE !(~fp.gt~FLOAT(~x, ~y)) [L51] #t~ite4 := ~y; [L51] #res := #t~ite4; [L51] havoc #t~ite4; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L75] ~res~0 := #t~ret7; [L75] havoc #t~ret7; [L78] #t~short9 := ~fp.eq~FLOAT(~res~0, ~Pluszero~FLOAT()); VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L78] COND TRUE #t~short9 [L54-L64] ~x := #in~x; [L55] havoc ~w~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L58] FCALL call ~#gf_u~1 := #Ultimate.alloc(4bv32); [L59] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4bv32); [L60] FCALL call #t~mem5 := read~intINTTYPE4({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4bv32); [L60] ~w~1 := #t~mem5; [L60] FCALL call write~intFLOATTYPE4(#t~union6, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4bv32); [L60] havoc #t~union6; [L60] havoc #t~mem5; [L58] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L58] havoc ~#gf_u~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L63] #res := (if 0bv32 != ~bvand32(2147483648bv32, ~w~1) then 1bv32 else 0bv32); [L78] #t~short9 := 0bv32 == #t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L78] COND TRUE !#t~short9 [L78] havoc #t~short9; [L78] havoc #t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L79] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] ----- [2018-11-23 02:03:38,646 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-11-23 02:03:38,647 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-11-23 02:03:38,647 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-11-23 02:03:38,648 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-11-23 02:03:38,648 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-11-23 02:03:38,648 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [L73] ~x~0 := ~Pluszero~FLOAT(); [L74] ~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT()); [L43-L52] ~x := #in~x; [L43-L52] ~y := #in~y; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L44] CALL call #t~ret2 := __fpclassify_float(~x); VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L44] RET call #t~ret2 := __fpclassify_float(~x); VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L44] COND FALSE !(0bv32 == #t~ret2) [L44] havoc #t~ret2; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L48] CALL call #t~ret3 := __fpclassify_float(~y); VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Minuszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L48] RET call #t~ret3 := __fpclassify_float(~y); VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L48] COND FALSE !(0bv32 == #t~ret3) [L48] havoc #t~ret3; [L51] COND FALSE !(~fp.gt~FLOAT(~x, ~y)) [L51] #t~ite4 := ~y; [L51] #res := #t~ite4; [L51] havoc #t~ite4; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L75] ~res~0 := #t~ret7; [L75] havoc #t~ret7; [L78] #t~short9 := ~fp.eq~FLOAT(~res~0, ~Pluszero~FLOAT()); VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L78] COND TRUE #t~short9 [L54-L64] ~x := #in~x; [L55] havoc ~w~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L58] FCALL call ~#gf_u~1 := #Ultimate.alloc(4bv32); [L59] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4bv32); [L60] FCALL call #t~mem5 := read~intINTTYPE4({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4bv32); [L60] ~w~1 := #t~mem5; [L60] FCALL call write~intFLOATTYPE4(#t~union6, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4bv32); [L60] havoc #t~union6; [L60] havoc #t~mem5; [L58] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L58] havoc ~#gf_u~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L63] #res := (if 0bv32 != ~bvand32(2147483648bv32, ~w~1) then 1bv32 else 0bv32); [L78] #t~short9 := 0bv32 == #t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L78] COND TRUE !#t~short9 [L78] havoc #t~short9; [L78] havoc #t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L79] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L73] float x = 0.0f; [L74] float y = -0.0f; [L44] CALL, EXPR __fpclassify_float(x) [L21] __uint32_t w; [L24] ieee_float_shape_type gf_u; [L25] gf_u.value = (x) [L26] EXPR gf_u.word [L26] (w) = gf_u.word [L29] COND TRUE w == 0x00000000 || w == 0x80000000 [L30] return 2; [L44] RET, EXPR __fpclassify_float(x) [L44] COND FALSE !(__fpclassify_float(x) == 0) [L48] CALL, EXPR __fpclassify_float(y) [L21] __uint32_t w; [L24] ieee_float_shape_type gf_u; [L25] gf_u.value = (x) [L26] EXPR gf_u.word [L26] (w) = gf_u.word [L29] COND TRUE w == 0x00000000 || w == 0x80000000 [L30] return 2; [L48] RET, EXPR __fpclassify_float(y) [L48] COND FALSE !(__fpclassify_float(y) == 0) [L51] EXPR x > y ? x : y [L51] return x > y ? x : y; [L75] float res = fmax_float(x, y); [L78] EXPR res == 0.0f && __signbit_float(res) == 0 [L55] __uint32_t w; [L58] ieee_float_shape_type gf_u; [L59] gf_u.value = (x) [L60] EXPR gf_u.word [L60] (w) = gf_u.word [L63] return (w & 0x80000000) != 0; [L78] EXPR res == 0.0f && __signbit_float(res) == 0 [L78] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L79] __VERIFIER_error() ----- [2018-11-23 02:03:38,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 02:03:38 ImpRootNode [2018-11-23 02:03:38,654 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 02:03:38,654 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 02:03:38,654 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 02:03:38,655 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 02:03:38,655 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:34" (3/4) ... [2018-11-23 02:03:38,657 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];havoc main_#res;havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~Pluszero~FLOAT();main_~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT());fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0;havoc fmax_float_#res;havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y;fmax_float_~x := fmax_float_#in~x;fmax_float_~y := fmax_float_#in~y; VAL [ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24)] [?] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [|#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ +zero 8 24)] [?] ~x := #in~x;havoc ~w~0; VAL [__fpclassify_float_~x=(_ +zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ +zero 8 24)] [?] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4bv32);call write~intFLOATTYPE4(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32);call #t~mem0 := read~intINTTYPE4(~#gf_u~0.base, ~#gf_u~0.offset, 4bv32);~w~0 := #t~mem0;call write~intFLOATTYPE4(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32);havoc #t~union1;havoc #t~mem0;call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset);havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [__fpclassify_float_~w~0=#x00000000, __fpclassify_float_~x=(_ +zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ +zero 8 24)] [?] goto; VAL [__fpclassify_float_~w~0=#x00000000, __fpclassify_float_~x=(_ +zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ +zero 8 24)] [?] BeginParallelComposition{ParallelCodeBlock0: assume 0bv32 == ~w~0 || 2147483648bv32 == ~w~0;#res := 2bv32;ParallelCodeBlock1: assume !(0bv32 == ~w~0 || 2147483648bv32 == ~w~0);BeginParallelComposition{ParallelCodeBlock0: assume (~bvuge32(~w~0, 8388608bv32) && ~bvule32(~w~0, 2139095039bv32)) || (~bvuge32(~w~0, 2155872256bv32) && ~bvule32(~w~0, 4286578687bv32));#res := 4bv32;ParallelCodeBlock1: assume !((~bvuge32(~w~0, 8388608bv32) && ~bvule32(~w~0, 2139095039bv32)) || (~bvuge32(~w~0, 2155872256bv32) && ~bvule32(~w~0, 4286578687bv32)));BeginParallelComposition{ParallelCodeBlock0: assume (~bvuge32(~w~0, 1bv32) && ~bvule32(~w~0, 8388607bv32)) || (~bvuge32(~w~0, 2147483649bv32) && ~bvule32(~w~0, 2155872255bv32));#res := 3bv32;ParallelCodeBlock1: assume !((~bvuge32(~w~0, 1bv32) && ~bvule32(~w~0, 8388607bv32)) || (~bvuge32(~w~0, 2147483649bv32) && ~bvule32(~w~0, 2155872255bv32)));BeginParallelComposition{ParallelCodeBlock0: assume 2139095040bv32 == ~w~0 || 4286578688bv32 == ~w~0;#res := 1bv32;ParallelCodeBlock1: assume !(2139095040bv32 == ~w~0 || 4286578688bv32 == ~w~0);#res := 0bv32;}EndParallelComposition}EndParallelComposition}EndParallelComposition}EndParallelCompositionassume true; VAL [__fpclassify_float_~w~0=#x00000000, __fpclassify_float_~x=(_ +zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ +zero 8 24), |__fpclassify_float_#res|=#x00000002] [?] RET #86#return; VAL [ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ret2|=#x00000002] [?] assume !(0bv32 == fmax_float_#t~ret2);havoc fmax_float_#t~ret2; VAL [ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24)] [?] CALL call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [|#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ -zero 8 24)] [?] ~x := #in~x;havoc ~w~0; VAL [__fpclassify_float_~x=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ -zero 8 24)] [?] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4bv32);call write~intFLOATTYPE4(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32);call #t~mem0 := read~intINTTYPE4(~#gf_u~0.base, ~#gf_u~0.offset, 4bv32);~w~0 := #t~mem0;call write~intFLOATTYPE4(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32);havoc #t~union1;havoc #t~mem0;call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset);havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [__fpclassify_float_~w~0=#x80000000, __fpclassify_float_~x=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ -zero 8 24)] [?] goto; VAL [__fpclassify_float_~w~0=#x80000000, __fpclassify_float_~x=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ -zero 8 24)] [?] BeginParallelComposition{ParallelCodeBlock0: assume 0bv32 == ~w~0 || 2147483648bv32 == ~w~0;#res := 2bv32;ParallelCodeBlock1: assume !(0bv32 == ~w~0 || 2147483648bv32 == ~w~0);BeginParallelComposition{ParallelCodeBlock0: assume (~bvuge32(~w~0, 8388608bv32) && ~bvule32(~w~0, 2139095039bv32)) || (~bvuge32(~w~0, 2155872256bv32) && ~bvule32(~w~0, 4286578687bv32));#res := 4bv32;ParallelCodeBlock1: assume !((~bvuge32(~w~0, 8388608bv32) && ~bvule32(~w~0, 2139095039bv32)) || (~bvuge32(~w~0, 2155872256bv32) && ~bvule32(~w~0, 4286578687bv32)));BeginParallelComposition{ParallelCodeBlock0: assume (~bvuge32(~w~0, 1bv32) && ~bvule32(~w~0, 8388607bv32)) || (~bvuge32(~w~0, 2147483649bv32) && ~bvule32(~w~0, 2155872255bv32));#res := 3bv32;ParallelCodeBlock1: assume !((~bvuge32(~w~0, 1bv32) && ~bvule32(~w~0, 8388607bv32)) || (~bvuge32(~w~0, 2147483649bv32) && ~bvule32(~w~0, 2155872255bv32)));BeginParallelComposition{ParallelCodeBlock0: assume 2139095040bv32 == ~w~0 || 4286578688bv32 == ~w~0;#res := 1bv32;ParallelCodeBlock1: assume !(2139095040bv32 == ~w~0 || 4286578688bv32 == ~w~0);#res := 0bv32;}EndParallelComposition}EndParallelComposition}EndParallelComposition}EndParallelCompositionassume true; VAL [__fpclassify_float_~w~0=#x80000000, __fpclassify_float_~x=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |__fpclassify_float_#in~x|=(_ -zero 8 24), |__fpclassify_float_#res|=#x00000002] [?] RET #88#return; VAL [ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ret3|=#x00000002] [?] BeginParallelComposition{ParallelCodeBlock0: assume 0bv32 == fmax_float_#t~ret3;havoc fmax_float_#t~ret3;fmax_float_#res := fmax_float_~x;ParallelCodeBlock1: assume !(0bv32 == fmax_float_#t~ret3);havoc fmax_float_#t~ret3;BeginParallelComposition{ParallelCodeBlock0: assume ~fp.gt~FLOAT(fmax_float_~x, fmax_float_~y);fmax_float_#t~ite4 := fmax_float_~x;ParallelCodeBlock1: assume !~fp.gt~FLOAT(fmax_float_~x, fmax_float_~y);fmax_float_#t~ite4 := fmax_float_~y;}EndParallelCompositionfmax_float_#res := fmax_float_#t~ite4;havoc fmax_float_#t~ite4;}EndParallelComposition VAL [ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24)] [?] main_#t~ret7 := fmax_float_#res;main_~res~0 := main_#t~ret7;havoc main_#t~ret7;main_#t~short9 := ~fp.eq~FLOAT(main_~res~0, ~Pluszero~FLOAT()); VAL [ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24), |ULTIMATE.start_main_#t~short9|=true] [?] assume main_#t~short9;__signbit_float_#in~x := main_~res~0;havoc __signbit_float_#res;havoc __signbit_float_#t~mem5, __signbit_float_#t~union6, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, __signbit_float_~x, __signbit_float_~w~1;__signbit_float_~x := __signbit_float_#in~x;havoc __signbit_float_~w~1; VAL [ULTIMATE.start___signbit_float_~x=(_ -zero 8 24), ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___signbit_float_#in~x|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24), |ULTIMATE.start_main_#t~short9|=true] [?] call __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset := #Ultimate.alloc(4bv32);call write~intFLOATTYPE4(__signbit_float_~x, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32);call __signbit_float_#t~mem5 := read~intINTTYPE4(__signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32);__signbit_float_~w~1 := __signbit_float_#t~mem5;call write~intFLOATTYPE4(__signbit_float_#t~union6, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32);havoc __signbit_float_#t~union6;havoc __signbit_float_#t~mem5;call ULTIMATE.dealloc(__signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset);havoc __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset; VAL [ULTIMATE.start___signbit_float_~w~1=#x80000000, ULTIMATE.start___signbit_float_~x=(_ -zero 8 24), ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___signbit_float_#in~x|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24), |ULTIMATE.start_main_#t~short9|=true] [?] goto; VAL [ULTIMATE.start___signbit_float_~w~1=#x80000000, ULTIMATE.start___signbit_float_~x=(_ -zero 8 24), ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___signbit_float_#in~x|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24), |ULTIMATE.start_main_#t~short9|=true] [?] __signbit_float_#res := (if 0bv32 != ~bvand32(2147483648bv32, __signbit_float_~w~1) then 1bv32 else 0bv32);main_#t~ret8 := __signbit_float_#res;main_#t~short9 := 0bv32 == main_#t~ret8; VAL [ULTIMATE.start___signbit_float_~w~1=#x80000000, ULTIMATE.start___signbit_float_~x=(_ -zero 8 24), ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___signbit_float_#in~x|=(_ -zero 8 24), |ULTIMATE.start___signbit_float_#res|=#x00000001, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24), |ULTIMATE.start_main_#t~ret8|=#x00000001, |ULTIMATE.start_main_#t~short9|=false] [?] assume !main_#t~short9;havoc main_#t~short9;havoc main_#t~ret8; VAL [ULTIMATE.start___signbit_float_~w~1=#x80000000, ULTIMATE.start___signbit_float_~x=(_ -zero 8 24), ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___signbit_float_#in~x|=(_ -zero 8 24), |ULTIMATE.start___signbit_float_#res|=#x00000001, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24)] [?] assume !false; VAL [ULTIMATE.start___signbit_float_~w~1=#x80000000, ULTIMATE.start___signbit_float_~x=(_ -zero 8 24), ULTIMATE.start_fmax_float_~x=(_ +zero 8 24), ULTIMATE.start_fmax_float_~y=(_ -zero 8 24), ULTIMATE.start_main_~res~0=(_ -zero 8 24), ULTIMATE.start_main_~x~0=(_ +zero 8 24), ULTIMATE.start_main_~y~0=(_ -zero 8 24), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___signbit_float_#in~x|=(_ -zero 8 24), |ULTIMATE.start___signbit_float_#res|=#x00000001, |ULTIMATE.start_fmax_float_#in~x|=(_ +zero 8 24), |ULTIMATE.start_fmax_float_#in~y|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#res|=(_ -zero 8 24), |ULTIMATE.start_fmax_float_#t~ite4|=(_ NaN 8 24)] [?] #NULL.base, #NULL.offset := 0bv32, 0bv32; [?] #valid := #valid[0bv32 := 0bv1]; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0; [L73] main_~x~0 := ~Pluszero~FLOAT(); [L74] main_~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT()); [L75] fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0; [L75] havoc fmax_float_#res; [L75] havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y; [L43-L52] fmax_float_~x := fmax_float_#in~x; [L43-L52] fmax_float_~y := fmax_float_#in~y; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L24] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4bv32); [L25] call write~intFLOATTYPE4(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] call #t~mem0 := read~intINTTYPE4(~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] ~w~0 := #t~mem0; [L26] call write~intFLOATTYPE4(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L24] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L29-L40] assume 0bv32 == ~w~0 || 2147483648bv32 == ~w~0; [L30] #res := 2bv32; [L20-L41] ensures true; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, #res=2bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L44] RET call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret2=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44-L46] assume !(0bv32 == fmax_float_#t~ret2); [L44] havoc fmax_float_#t~ret2; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48] CALL call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~x=~Minuszero~LONGDOUBLE()] [L24] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4bv32); [L25] call write~intFLOATTYPE4(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] call #t~mem0 := read~intINTTYPE4(~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] ~w~0 := #t~mem0; [L26] call write~intFLOATTYPE4(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L24] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L29-L40] assume 0bv32 == ~w~0 || 2147483648bv32 == ~w~0; [L30] #res := 2bv32; [L20-L41] ensures true; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, #res=2bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L48] RET call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret3=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48-L50] assume !(0bv32 == fmax_float_#t~ret3); [L48] havoc fmax_float_#t~ret3; [L51] assume !~fp.gt~FLOAT(fmax_float_~x, fmax_float_~y); [L51] fmax_float_#t~ite4 := fmax_float_~y; [L51] fmax_float_#res := fmax_float_#t~ite4; [L51] havoc fmax_float_#t~ite4; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L75] main_#t~ret7 := fmax_float_#res; [L75] main_~res~0 := main_#t~ret7; [L75] havoc main_#t~ret7; [L78] main_#t~short9 := ~fp.eq~FLOAT(main_~res~0, ~Pluszero~FLOAT()); VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78] assume main_#t~short9; [L78] __signbit_float_#in~x := main_~res~0; [L78] havoc __signbit_float_#res; [L78] havoc __signbit_float_#t~mem5, __signbit_float_#t~union6, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, __signbit_float_~x, __signbit_float_~w~1; [L54-L64] __signbit_float_~x := __signbit_float_#in~x; [L55] havoc __signbit_float_~w~1; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L58] call __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset := #Ultimate.alloc(4bv32); [L59] call write~intFLOATTYPE4(__signbit_float_~x, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32); [L60] call __signbit_float_#t~mem5 := read~intINTTYPE4(__signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32); [L60] __signbit_float_~w~1 := __signbit_float_#t~mem5; [L60] call write~intFLOATTYPE4(__signbit_float_#t~union6, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32); [L60] havoc __signbit_float_#t~union6; [L60] havoc __signbit_float_#t~mem5; [L58] call ULTIMATE.dealloc(__signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset); [L58] havoc __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L63] __signbit_float_#res := (if 0bv32 != ~bvand32(2147483648bv32, __signbit_float_~w~1) then 1bv32 else 0bv32); [L78] main_#t~ret8 := __signbit_float_#res; [L78] main_#t~short9 := 0bv32 == main_#t~ret8; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~ret8=1bv32, main_#t~short9=false, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78-L81] assume !main_#t~short9; [L78] havoc main_#t~short9; [L78] havoc main_#t~ret8; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L79] assert false; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0bv32, 0bv32; [?] #valid := #valid[0bv32 := 0bv1]; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0; [L73] main_~x~0 := ~Pluszero~FLOAT(); [L74] main_~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT()); [L75] fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0; [L75] havoc fmax_float_#res; [L75] havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y; [L43-L52] fmax_float_~x := fmax_float_#in~x; [L43-L52] fmax_float_~y := fmax_float_#in~y; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L24] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4bv32); [L25] call write~intFLOATTYPE4(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] call #t~mem0 := read~intINTTYPE4(~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] ~w~0 := #t~mem0; [L26] call write~intFLOATTYPE4(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L24] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L29-L40] assume 0bv32 == ~w~0 || 2147483648bv32 == ~w~0; [L30] #res := 2bv32; [L20-L41] ensures true; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, #res=2bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L44] RET call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret2=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44-L46] assume !(0bv32 == fmax_float_#t~ret2); [L44] havoc fmax_float_#t~ret2; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48] CALL call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~x=~Minuszero~LONGDOUBLE()] [L24] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4bv32); [L25] call write~intFLOATTYPE4(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] call #t~mem0 := read~intINTTYPE4(~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] ~w~0 := #t~mem0; [L26] call write~intFLOATTYPE4(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L24] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L29-L40] assume 0bv32 == ~w~0 || 2147483648bv32 == ~w~0; [L30] #res := 2bv32; [L20-L41] ensures true; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL.base=0bv32, #NULL.offset=0bv32, #res=2bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L48] RET call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret3=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48-L50] assume !(0bv32 == fmax_float_#t~ret3); [L48] havoc fmax_float_#t~ret3; [L51] assume !~fp.gt~FLOAT(fmax_float_~x, fmax_float_~y); [L51] fmax_float_#t~ite4 := fmax_float_~y; [L51] fmax_float_#res := fmax_float_#t~ite4; [L51] havoc fmax_float_#t~ite4; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L75] main_#t~ret7 := fmax_float_#res; [L75] main_~res~0 := main_#t~ret7; [L75] havoc main_#t~ret7; [L78] main_#t~short9 := ~fp.eq~FLOAT(main_~res~0, ~Pluszero~FLOAT()); VAL [#NULL.base=0bv32, #NULL.offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78] assume main_#t~short9; [L78] __signbit_float_#in~x := main_~res~0; [L78] havoc __signbit_float_#res; [L78] havoc __signbit_float_#t~mem5, __signbit_float_#t~union6, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, __signbit_float_~x, __signbit_float_~w~1; [L54-L64] __signbit_float_~x := __signbit_float_#in~x; [L55] havoc __signbit_float_~w~1; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L58] call __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset := #Ultimate.alloc(4bv32); [L59] call write~intFLOATTYPE4(__signbit_float_~x, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32); [L60] call __signbit_float_#t~mem5 := read~intINTTYPE4(__signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32); [L60] __signbit_float_~w~1 := __signbit_float_#t~mem5; [L60] call write~intFLOATTYPE4(__signbit_float_#t~union6, __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset, 4bv32); [L60] havoc __signbit_float_#t~union6; [L60] havoc __signbit_float_#t~mem5; [L58] call ULTIMATE.dealloc(__signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset); [L58] havoc __signbit_float_~#gf_u~1.base, __signbit_float_~#gf_u~1.offset; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L63] __signbit_float_#res := (if 0bv32 != ~bvand32(2147483648bv32, __signbit_float_~w~1) then 1bv32 else 0bv32); [L78] main_#t~ret8 := __signbit_float_#res; [L78] main_#t~short9 := 0bv32 == main_#t~ret8; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~ret8=1bv32, main_#t~short9=false, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78-L81] assume !main_#t~short9; [L78] havoc main_#t~short9; [L78] havoc main_#t~ret8; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L79] assert false; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0; [L73] main_~x~0 := ~Pluszero~FLOAT(); [L74] main_~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT()); [L75] fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0; [L75] havoc fmax_float_#res; [L75] havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y; [L43-L52] fmax_float_~x := fmax_float_#in~x; [L43-L52] fmax_float_~y := fmax_float_#in~y; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L44] RET call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret2=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44] COND FALSE !(0bv32 == fmax_float_#t~ret2) [L44] havoc fmax_float_#t~ret2; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48] CALL call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Minuszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L48] RET call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret3=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48] COND FALSE !(0bv32 == fmax_float_#t~ret3) [L48] havoc fmax_float_#t~ret3; [L51] COND FALSE !(~fp.gt~FLOAT(fmax_float_~x, fmax_float_~y)) [L51] fmax_float_#t~ite4 := fmax_float_~y; [L51] fmax_float_#res := fmax_float_#t~ite4; [L51] havoc fmax_float_#t~ite4; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L75] main_#t~ret7 := fmax_float_#res; [L75] main_~res~0 := main_#t~ret7; [L75] havoc main_#t~ret7; [L78] main_#t~short9 := ~fp.eq~FLOAT(main_~res~0, ~Pluszero~FLOAT()); VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78] COND TRUE main_#t~short9 [L78] __signbit_float_#in~x := main_~res~0; [L78] havoc __signbit_float_#res; [L78] havoc __signbit_float_#t~mem5, __signbit_float_#t~union6, __signbit_float_~#gf_u~1, __signbit_float_~x, __signbit_float_~w~1; [L54-L64] __signbit_float_~x := __signbit_float_#in~x; [L55] havoc __signbit_float_~w~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L58] FCALL call __signbit_float_~#gf_u~1 := #Ultimate.alloc(4bv32); [L59] FCALL call write~intFLOATTYPE4(__signbit_float_~x, { base: __signbit_float_~#gf_u~1!base, offset: __signbit_float_~#gf_u~1!offset }, 4bv32); [L60] FCALL call __signbit_float_#t~mem5 := read~intINTTYPE4({ base: __signbit_float_~#gf_u~1!base, offset: __signbit_float_~#gf_u~1!offset }, 4bv32); [L60] __signbit_float_~w~1 := __signbit_float_#t~mem5; [L60] FCALL call write~intFLOATTYPE4(__signbit_float_#t~union6, { base: __signbit_float_~#gf_u~1!base, offset: __signbit_float_~#gf_u~1!offset }, 4bv32); [L60] havoc __signbit_float_#t~union6; [L60] havoc __signbit_float_#t~mem5; [L58] FCALL call ULTIMATE.dealloc(__signbit_float_~#gf_u~1); [L58] havoc __signbit_float_~#gf_u~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L63] __signbit_float_#res := (if 0bv32 != ~bvand32(2147483648bv32, __signbit_float_~w~1) then 1bv32 else 0bv32); [L78] main_#t~ret8 := __signbit_float_#res; [L78] main_#t~short9 := 0bv32 == main_#t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~ret8=1bv32, main_#t~short9=false, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78] COND TRUE !main_#t~short9 [L78] havoc main_#t~short9; [L78] havoc main_#t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L79] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_#t~short9, main_~x~0, main_~y~0, main_~res~0; [L73] main_~x~0 := ~Pluszero~FLOAT(); [L74] main_~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT()); [L75] fmax_float_#in~x, fmax_float_#in~y := main_~x~0, main_~y~0; [L75] havoc fmax_float_#res; [L75] havoc fmax_float_#t~ret2, fmax_float_#t~ret3, fmax_float_#t~ite4, fmax_float_~x, fmax_float_~y; [L43-L52] fmax_float_~x := fmax_float_#in~x; [L43-L52] fmax_float_~y := fmax_float_#in~y; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44] CALL call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L44] RET call fmax_float_#t~ret2 := __fpclassify_float(fmax_float_~x); VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret2=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L44] COND FALSE !(0bv32 == fmax_float_#t~ret2) [L44] havoc fmax_float_#t~ret2; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48] CALL call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Minuszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L48] RET call fmax_float_#t~ret3 := __fpclassify_float(fmax_float_~y); VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#t~ret3=2bv32, fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L48] COND FALSE !(0bv32 == fmax_float_#t~ret3) [L48] havoc fmax_float_#t~ret3; [L51] COND FALSE !(~fp.gt~FLOAT(fmax_float_~x, fmax_float_~y)) [L51] fmax_float_#t~ite4 := fmax_float_~y; [L51] fmax_float_#res := fmax_float_#t~ite4; [L51] havoc fmax_float_#t~ite4; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L75] main_#t~ret7 := fmax_float_#res; [L75] main_~res~0 := main_#t~ret7; [L75] havoc main_#t~ret7; [L78] main_#t~short9 := ~fp.eq~FLOAT(main_~res~0, ~Pluszero~FLOAT()); VAL [#NULL!base=0bv32, #NULL!offset=0bv32, fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78] COND TRUE main_#t~short9 [L78] __signbit_float_#in~x := main_~res~0; [L78] havoc __signbit_float_#res; [L78] havoc __signbit_float_#t~mem5, __signbit_float_#t~union6, __signbit_float_~#gf_u~1, __signbit_float_~x, __signbit_float_~w~1; [L54-L64] __signbit_float_~x := __signbit_float_#in~x; [L55] havoc __signbit_float_~w~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L58] FCALL call __signbit_float_~#gf_u~1 := #Ultimate.alloc(4bv32); [L59] FCALL call write~intFLOATTYPE4(__signbit_float_~x, { base: __signbit_float_~#gf_u~1!base, offset: __signbit_float_~#gf_u~1!offset }, 4bv32); [L60] FCALL call __signbit_float_#t~mem5 := read~intINTTYPE4({ base: __signbit_float_~#gf_u~1!base, offset: __signbit_float_~#gf_u~1!offset }, 4bv32); [L60] __signbit_float_~w~1 := __signbit_float_#t~mem5; [L60] FCALL call write~intFLOATTYPE4(__signbit_float_#t~union6, { base: __signbit_float_~#gf_u~1!base, offset: __signbit_float_~#gf_u~1!offset }, 4bv32); [L60] havoc __signbit_float_#t~union6; [L60] havoc __signbit_float_#t~mem5; [L58] FCALL call ULTIMATE.dealloc(__signbit_float_~#gf_u~1); [L58] havoc __signbit_float_~#gf_u~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~short9=true, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L63] __signbit_float_#res := (if 0bv32 != ~bvand32(2147483648bv32, __signbit_float_~w~1) then 1bv32 else 0bv32); [L78] main_#t~ret8 := __signbit_float_#res; [L78] main_#t~short9 := 0bv32 == main_#t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_#t~ret8=1bv32, main_#t~short9=false, main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L78] COND TRUE !main_#t~short9 [L78] havoc main_#t~short9; [L78] havoc main_#t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [L79] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __signbit_float_#in~x=~Minuszero~LONGDOUBLE(), __signbit_float_#res=1bv32, __signbit_float_~w~1=2147483648bv32, __signbit_float_~x=~Minuszero~LONGDOUBLE(), fmax_float_#in~x=~Pluszero~LONGDOUBLE(), fmax_float_#in~y=~Minuszero~LONGDOUBLE(), fmax_float_#res=~Minuszero~LONGDOUBLE(), fmax_float_#t~ite4=~NaN~LONGDOUBLE(), fmax_float_~x=~Pluszero~LONGDOUBLE(), fmax_float_~y=~Minuszero~LONGDOUBLE(), main_~res~0=~Minuszero~LONGDOUBLE(), main_~x~0=~Pluszero~LONGDOUBLE(), main_~y~0=~Minuszero~LONGDOUBLE()] [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [L73] ~x~0 := ~Pluszero~FLOAT(); [L74] ~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT()); [L43-L52] ~x := #in~x; [L43-L52] ~y := #in~y; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L44] CALL call #t~ret2 := __fpclassify_float(~x); VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L44] RET call #t~ret2 := __fpclassify_float(~x); VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L44] COND FALSE !(0bv32 == #t~ret2) [L44] havoc #t~ret2; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L48] CALL call #t~ret3 := __fpclassify_float(~y); VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Minuszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L48] RET call #t~ret3 := __fpclassify_float(~y); VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L48] COND FALSE !(0bv32 == #t~ret3) [L48] havoc #t~ret3; [L51] COND FALSE !(~fp.gt~FLOAT(~x, ~y)) [L51] #t~ite4 := ~y; [L51] #res := #t~ite4; [L51] havoc #t~ite4; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L75] ~res~0 := #t~ret7; [L75] havoc #t~ret7; [L78] #t~short9 := ~fp.eq~FLOAT(~res~0, ~Pluszero~FLOAT()); VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L78] COND TRUE #t~short9 [L54-L64] ~x := #in~x; [L55] havoc ~w~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L58] FCALL call ~#gf_u~1 := #Ultimate.alloc(4bv32); [L59] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4bv32); [L60] FCALL call #t~mem5 := read~intINTTYPE4({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4bv32); [L60] ~w~1 := #t~mem5; [L60] FCALL call write~intFLOATTYPE4(#t~union6, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4bv32); [L60] havoc #t~union6; [L60] havoc #t~mem5; [L58] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L58] havoc ~#gf_u~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L63] #res := (if 0bv32 != ~bvand32(2147483648bv32, ~w~1) then 1bv32 else 0bv32); [L78] #t~short9 := 0bv32 == #t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L78] COND TRUE !#t~short9 [L78] havoc #t~short9; [L78] havoc #t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L79] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] ----- [2018-11-23 02:03:38,730 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-11-23 02:03:38,730 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-11-23 02:03:38,731 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-11-23 02:03:38,731 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-11-23 02:03:38,731 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-11-23 02:03:38,731 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [L73] ~x~0 := ~Pluszero~FLOAT(); [L74] ~y~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT()); [L43-L52] ~x := #in~x; [L43-L52] ~y := #in~y; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L44] CALL call #t~ret2 := __fpclassify_float(~x); VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Pluszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=0bv32, ~x=~Pluszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L44] RET call #t~ret2 := __fpclassify_float(~x); VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L44] COND FALSE !(0bv32 == #t~ret2) [L44] havoc #t~ret2; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L48] CALL call #t~ret3 := __fpclassify_float(~y); VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32] [L20-L41] ~x := #in~x; [L21] havoc ~w~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~x=~Minuszero~LONGDOUBLE()] [L24] FCALL call ~#gf_u~0 := #Ultimate.alloc(4bv32); [L25] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] ~w~0 := #t~mem0; [L26] FCALL call write~intFLOATTYPE4(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4bv32); [L26] havoc #t~union1; [L26] havoc #t~mem0; [L24] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L24] havoc ~#gf_u~0; VAL [#in~x=~Minuszero~LONGDOUBLE(), #NULL!base=0bv32, #NULL!offset=0bv32, ~w~0=2147483648bv32, ~x=~Minuszero~LONGDOUBLE()] [L29] COND TRUE 0bv32 == ~w~0 || 2147483648bv32 == ~w~0 [L30] #res := 2bv32; [L48] RET call #t~ret3 := __fpclassify_float(~y); VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L48] COND FALSE !(0bv32 == #t~ret3) [L48] havoc #t~ret3; [L51] COND FALSE !(~fp.gt~FLOAT(~x, ~y)) [L51] #t~ite4 := ~y; [L51] #res := #t~ite4; [L51] havoc #t~ite4; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L75] ~res~0 := #t~ret7; [L75] havoc #t~ret7; [L78] #t~short9 := ~fp.eq~FLOAT(~res~0, ~Pluszero~FLOAT()); VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L78] COND TRUE #t~short9 [L54-L64] ~x := #in~x; [L55] havoc ~w~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L58] FCALL call ~#gf_u~1 := #Ultimate.alloc(4bv32); [L59] FCALL call write~intFLOATTYPE4(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4bv32); [L60] FCALL call #t~mem5 := read~intINTTYPE4({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4bv32); [L60] ~w~1 := #t~mem5; [L60] FCALL call write~intFLOATTYPE4(#t~union6, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4bv32); [L60] havoc #t~union6; [L60] havoc #t~mem5; [L58] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L58] havoc ~#gf_u~1; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L63] #res := (if 0bv32 != ~bvand32(2147483648bv32, ~w~1) then 1bv32 else 0bv32); [L78] #t~short9 := 0bv32 == #t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L78] COND TRUE !#t~short9 [L78] havoc #t~short9; [L78] havoc #t~ret8; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L79] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L73] float x = 0.0f; [L74] float y = -0.0f; [L44] CALL, EXPR __fpclassify_float(x) [L21] __uint32_t w; [L24] ieee_float_shape_type gf_u; [L25] gf_u.value = (x) [L26] EXPR gf_u.word [L26] (w) = gf_u.word [L29] COND TRUE w == 0x00000000 || w == 0x80000000 [L30] return 2; [L44] RET, EXPR __fpclassify_float(x) [L44] COND FALSE !(__fpclassify_float(x) == 0) [L48] CALL, EXPR __fpclassify_float(y) [L21] __uint32_t w; [L24] ieee_float_shape_type gf_u; [L25] gf_u.value = (x) [L26] EXPR gf_u.word [L26] (w) = gf_u.word [L29] COND TRUE w == 0x00000000 || w == 0x80000000 [L30] return 2; [L48] RET, EXPR __fpclassify_float(y) [L48] COND FALSE !(__fpclassify_float(y) == 0) [L51] EXPR x > y ? x : y [L51] return x > y ? x : y; [L75] float res = fmax_float(x, y); [L78] EXPR res == 0.0f && __signbit_float(res) == 0 [L55] __uint32_t w; [L58] ieee_float_shape_type gf_u; [L59] gf_u.value = (x) [L60] EXPR gf_u.word [L60] (w) = gf_u.word [L63] return (w & 0x80000000) != 0; [L78] EXPR res == 0.0f && __signbit_float(res) == 0 [L78] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L79] __VERIFIER_error() ----- [2018-11-23 02:03:38,765 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e011e083-659b-4e7c-96be-ff21eaaaf9ba/bin-2019/ukojak/witness.graphml [2018-11-23 02:03:38,765 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 02:03:38,766 INFO L168 Benchmark]: Toolchain (without parser) took 4715.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 209.7 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -141.3 MB). Peak memory consumption was 68.4 MB. Max. memory is 11.5 GB. [2018-11-23 02:03:38,766 INFO L168 Benchmark]: CDTParser took 0.17 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 02:03:38,766 INFO L168 Benchmark]: CACSL2BoogieTranslator took 206.14 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 02:03:38,766 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.37 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:03:38,767 INFO L168 Benchmark]: Boogie Preprocessor took 21.99 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:03:38,767 INFO L168 Benchmark]: RCFGBuilder took 406.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-23 02:03:38,767 INFO L168 Benchmark]: CodeCheck took 3939.74 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 60.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 66.3 MB. Max. memory is 11.5 GB. [2018-11-23 02:03:38,768 INFO L168 Benchmark]: Witness Printer took 110.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:03:38,770 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 29 locations, 1 error locations. UNSAFE Result, 3.8s OverallTime, 6 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 436 SDtfs, 10 SDslu, 10 SDs, 0 SdLazy, 416 SolverSat, 148 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 550 GetRequests, 515 SyntacticMatches, 5 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 93 NumberOfCodeBlocks, 93 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 66 ConstructedInterpolants, 3 QuantifiedInterpolants, 15171 SizeOfPredicates, 22 NumberOfNonLiveVariables, 210 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 5/5 InterpolantCoveringCapability, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 79]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L73] float x = 0.0f; [L74] float y = -0.0f; [L44] CALL, EXPR __fpclassify_float(x) [L21] __uint32_t w; [L24] ieee_float_shape_type gf_u; [L25] gf_u.value = (x) [L26] EXPR gf_u.word [L26] (w) = gf_u.word [L29] COND TRUE w == 0x00000000 || w == 0x80000000 [L30] return 2; [L44] RET, EXPR __fpclassify_float(x) [L44] COND FALSE !(__fpclassify_float(x) == 0) [L48] CALL, EXPR __fpclassify_float(y) [L21] __uint32_t w; [L24] ieee_float_shape_type gf_u; [L25] gf_u.value = (x) [L26] EXPR gf_u.word [L26] (w) = gf_u.word [L29] COND TRUE w == 0x00000000 || w == 0x80000000 [L30] return 2; [L48] RET, EXPR __fpclassify_float(y) [L48] COND FALSE !(__fpclassify_float(y) == 0) [L51] EXPR x > y ? x : y [L51] return x > y ? x : y; [L75] float res = fmax_float(x, y); [L78] EXPR res == 0.0f && __signbit_float(res) == 0 [L55] __uint32_t w; [L58] ieee_float_shape_type gf_u; [L59] gf_u.value = (x) [L60] EXPR gf_u.word [L60] (w) = gf_u.word [L63] return (w & 0x80000000) != 0; [L78] EXPR res == 0.0f && __signbit_float(res) == 0 [L78] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L79] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 206.14 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 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 26.37 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.99 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 406.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * CodeCheck took 3939.74 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 60.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 66.3 MB. Max. memory is 11.5 GB. * Witness Printer took 110.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE RESULT: Ultimate proved your program to be incorrect! Received shutdown request...