./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 03f3c06db3ef41593c24334f9583c5e77016ee88 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 03f3c06db3ef41593c24334f9583c5e77016ee88 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 14:03:37,360 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 14:03:37,362 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 14:03:37,369 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 14:03:37,369 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 14:03:37,370 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 14:03:37,371 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 14:03:37,372 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 14:03:37,373 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 14:03:37,374 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 14:03:37,375 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 14:03:37,375 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 14:03:37,376 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 14:03:37,377 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 14:03:37,378 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 14:03:37,378 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 14:03:37,379 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 14:03:37,380 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 14:03:37,382 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 14:03:37,383 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 14:03:37,383 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 14:03:37,384 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 14:03:37,385 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 14:03:37,386 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 14:03:37,386 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 14:03:37,386 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 14:03:37,387 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 14:03:37,388 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 14:03:37,388 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 14:03:37,389 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 14:03:37,390 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 14:03:37,390 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 14:03:37,390 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 14:03:37,391 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 14:03:37,391 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 14:03:37,392 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 14:03:37,392 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 14:03:37,401 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 14:03:37,401 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 14:03:37,402 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 14:03:37,402 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 14:03:37,403 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 14:03:37,403 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 14:03:37,403 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 14:03:37,403 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 14:03:37,404 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 14:03:37,404 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 14:03:37,404 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 14:03:37,404 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 14:03:37,404 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 14:03:37,404 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 14:03:37,405 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 14:03:37,405 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 14:03:37,405 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 14:03:37,405 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 14:03:37,405 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 14:03:37,405 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 14:03:37,406 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 14:03:37,406 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 14:03:37,406 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 14:03:37,406 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 14:03:37,406 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 14:03:37,406 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 14:03:37,406 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 14:03:37,407 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 14:03:37,407 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 14:03:37,407 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 14:03:37,407 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_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03f3c06db3ef41593c24334f9583c5e77016ee88 [2018-11-23 14:03:37,435 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 14:03:37,445 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 14:03:37,447 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 14:03:37,448 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 14:03:37,448 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 14:03:37,449 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c [2018-11-23 14:03:37,495 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/data/441cbd378/ce93d1f903044f48898644417fc024b6/FLAG696f46fcc [2018-11-23 14:03:37,859 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 14:03:37,859 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c [2018-11-23 14:03:37,867 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/data/441cbd378/ce93d1f903044f48898644417fc024b6/FLAG696f46fcc [2018-11-23 14:03:37,879 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/data/441cbd378/ce93d1f903044f48898644417fc024b6 [2018-11-23 14:03:37,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 14:03:37,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 14:03:37,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 14:03:37,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 14:03:37,887 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 14:03:37,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:37" (1/1) ... [2018-11-23 14:03:37,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55aa7ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:37, skipping insertion in model container [2018-11-23 14:03:37,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:37" (1/1) ... [2018-11-23 14:03:37,897 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 14:03:37,918 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 14:03:38,079 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:03:38,083 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 14:03:38,107 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:03:38,160 INFO L195 MainTranslator]: Completed translation [2018-11-23 14:03:38,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:38 WrapperNode [2018-11-23 14:03:38,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 14:03:38,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 14:03:38,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 14:03:38,162 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 14:03:38,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:38" (1/1) ... [2018-11-23 14:03:38,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:38" (1/1) ... [2018-11-23 14:03:38,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 14:03:38,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 14:03:38,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 14:03:38,185 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 14:03:38,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:38" (1/1) ... [2018-11-23 14:03:38,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:38" (1/1) ... [2018-11-23 14:03:38,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:38" (1/1) ... [2018-11-23 14:03:38,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:38" (1/1) ... [2018-11-23 14:03:38,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:38" (1/1) ... [2018-11-23 14:03:38,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:38" (1/1) ... [2018-11-23 14:03:38,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:38" (1/1) ... [2018-11-23 14:03:38,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 14:03:38,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 14:03:38,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 14:03:38,221 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 14:03:38,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 14:03:38,266 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_expf [2018-11-23 14:03:38,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_expf [2018-11-23 14:03:38,266 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 14:03:38,266 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 14:03:38,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 14:03:38,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-23 14:03:38,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 14:03:38,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 14:03:38,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 14:03:38,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 14:03:38,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 14:03:38,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 14:03:38,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 14:03:38,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-11-23 14:03:38,268 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-11-23 14:03:38,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-11-23 14:03:38,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 14:03:38,588 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 14:03:38,588 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-11-23 14:03:38,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:38 BoogieIcfgContainer [2018-11-23 14:03:38,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 14:03:38,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 14:03:38,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 14:03:38,592 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 14:03:38,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:03:37" (1/3) ... [2018-11-23 14:03:38,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@644412c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:03:38, skipping insertion in model container [2018-11-23 14:03:38,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:38" (2/3) ... [2018-11-23 14:03:38,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@644412c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:03:38, skipping insertion in model container [2018-11-23 14:03:38,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:38" (3/3) ... [2018-11-23 14:03:38,595 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0833_true-unreach-call.c [2018-11-23 14:03:38,603 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 14:03:38,610 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 14:03:38,624 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 14:03:38,651 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 14:03:38,652 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 14:03:38,652 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 14:03:38,652 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 14:03:38,652 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 14:03:38,653 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 14:03:38,653 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 14:03:38,653 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 14:03:38,653 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 14:03:38,668 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states. [2018-11-23 14:03:38,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 14:03:38,674 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:03:38,675 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:03:38,678 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:03:38,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:03:38,684 INFO L82 PathProgramCache]: Analyzing trace with hash -282242941, now seen corresponding path program 1 times [2018-11-23 14:03:38,686 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:03:38,687 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:03:38,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:03:38,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:03:38,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:03:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:38,832 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 14:03:38,834 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:03:38,834 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 14:03:38,837 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 14:03:38,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 14:03:38,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 14:03:38,849 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 2 states. [2018-11-23 14:03:38,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:03:38,874 INFO L93 Difference]: Finished difference Result 100 states and 149 transitions. [2018-11-23 14:03:38,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 14:03:38,876 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-11-23 14:03:38,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:03:38,884 INFO L225 Difference]: With dead ends: 100 [2018-11-23 14:03:38,884 INFO L226 Difference]: Without dead ends: 50 [2018-11-23 14:03:38,886 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 14:03:38,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-23 14:03:38,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-11-23 14:03:38,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-23 14:03:38,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 61 transitions. [2018-11-23 14:03:38,916 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 61 transitions. Word has length 17 [2018-11-23 14:03:38,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:03:38,916 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 61 transitions. [2018-11-23 14:03:38,917 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 14:03:38,917 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2018-11-23 14:03:38,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 14:03:38,918 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:03:38,918 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:03:38,919 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:03:38,919 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:03:38,919 INFO L82 PathProgramCache]: Analyzing trace with hash 947168922, now seen corresponding path program 1 times [2018-11-23 14:03:38,919 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:03:38,919 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:03:38,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:03:38,921 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:03:38,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:03:38,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 14:03:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 14:03:39,006 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|#NULL.base|=29, |#NULL.offset|=24, |old(#NULL.base)|=29, |old(#NULL.offset)|=24, |old(~#halF_exp~0.base)|=15, |old(~#halF_exp~0.offset)|=33, |old(~#ln2HI_exp~0.base)|=31, |old(~#ln2HI_exp~0.offset)|=9, |old(~#ln2LO_exp~0.base)|=18, |old(~#ln2LO_exp~0.offset)|=32, |old(~huge_exp~0)|=26.0, |old(~invln2_exp~0)|=11.0, |old(~one_exp~0)|=23.0, |old(~P1_exp~0)|=14.0, |old(~P2_exp~0)|=16.0, |old(~P3_exp~0)|=20.0, |old(~P4_exp~0)|=22.0, |old(~P5_exp~0)|=21.0, |old(~twom100_exp~0)|=10.0, |~#halF_exp~0.base|=15, |~#halF_exp~0.offset|=33, |~#ln2HI_exp~0.base|=31, |~#ln2HI_exp~0.offset|=9, |~#ln2LO_exp~0.base|=18, |~#ln2LO_exp~0.offset|=32, ~huge_exp~0=26.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~one_exp~0 := 1.0;call ~#halF_exp~0.base, ~#halF_exp~0.offset := #Ultimate.alloc(8);call write~init~real(0.5, ~#halF_exp~0.base, ~#halF_exp~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(0.5), ~#halF_exp~0.base, 4 + ~#halF_exp~0.offset, 4);~huge_exp~0 := 1.0E30;~twom100_exp~0 := 7.8886090522E-31;call ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset := #Ultimate.alloc(8);call write~init~real(0.69313812256, ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), ~#ln2HI_exp~0.base, 4 + ~#ln2HI_exp~0.offset, 4);call ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset := #Ultimate.alloc(8);call write~init~real(9.0580006145E-6, ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), ~#ln2LO_exp~0.base, 4 + ~#ln2LO_exp~0.offset, 4);~invln2_exp~0 := 1.4426950216;~P1_exp~0 := 0.16666667163;~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845);~P3_exp~0 := 6.613755977E-5;~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6);~P5_exp~0 := 4.1381369442E-8; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=29, |old(#NULL.offset)|=24, |old(~#halF_exp~0.base)|=15, |old(~#halF_exp~0.offset)|=33, |old(~#ln2HI_exp~0.base)|=31, |old(~#ln2HI_exp~0.offset)|=9, |old(~#ln2LO_exp~0.base)|=18, |old(~#ln2LO_exp~0.offset)|=32, |old(~huge_exp~0)|=26.0, |old(~invln2_exp~0)|=11.0, |old(~one_exp~0)|=23.0, |old(~P1_exp~0)|=14.0, |old(~P2_exp~0)|=16.0, |old(~P3_exp~0)|=20.0, |old(~P4_exp~0)|=22.0, |old(~P5_exp~0)|=21.0, |old(~twom100_exp~0)|=10.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume true; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=29, |old(#NULL.offset)|=24, |old(~#halF_exp~0.base)|=15, |old(~#halF_exp~0.offset)|=33, |old(~#ln2HI_exp~0.base)|=31, |old(~#ln2HI_exp~0.offset)|=9, |old(~#ln2LO_exp~0.base)|=18, |old(~#ln2LO_exp~0.offset)|=32, |old(~huge_exp~0)|=26.0, |old(~invln2_exp~0)|=11.0, |old(~one_exp~0)|=23.0, |old(~P1_exp~0)|=14.0, |old(~P2_exp~0)|=16.0, |old(~P3_exp~0)|=20.0, |old(~P4_exp~0)|=22.0, |old(~P5_exp~0)|=21.0, |old(~twom100_exp~0)|=10.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] RET #156#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] CALL call #t~ret21 := main(); VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] CALL call #t~ret18 := __ieee754_expf(~x~0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] ~x := #in~x;havoc ~y~0;havoc ~hi~0;havoc ~lo~0;havoc ~c~0;havoc ~t~0;~k~0 := 0;havoc ~xsb~0;havoc ~sx~0;havoc ~hx~0; VAL [__ieee754_expf_~k~0=0, __ieee754_expf_~x=28.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4);call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4);call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4);~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296);call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4);havoc #t~mem0;havoc #t~union1;call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset);havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [__ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=3, __ieee754_expf_~x=28.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] goto; VAL [__ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=3, __ieee754_expf_~x=28.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1);~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [__ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=3, __ieee754_expf_~x=28.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume ~hx~0 % 4294967296 > 2139095040;#res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [__ieee754_expf_~hx~0=2139095041, __ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=3, __ieee754_expf_~x=28.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume true; VAL [__ieee754_expf_~hx~0=2139095041, __ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=3, __ieee754_expf_~x=28.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] RET #160#return; VAL [main_~x~0=28.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret18|=27.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] ~res~0 := #t~ret18;havoc #t~ret18;#t~short20 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [main_~res~0=27.0, main_~x~0=28.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~short20|=false, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume !#t~short20; VAL [main_~res~0=27.0, main_~x~0=28.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~short20|=false, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume !#t~short20;havoc #t~short20;havoc #t~ret19; VAL [main_~res~0=27.0, main_~x~0=28.0, |#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume !false; VAL [main_~res~0=27.0, main_~x~0=28.0, |#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] CALL call ULTIMATE.init(); VAL [#NULL.base=29, #NULL.offset=24, old(#NULL.base)=29, old(#NULL.offset)=24, old(~#halF_exp~0.base)=15, old(~#halF_exp~0.offset)=33, old(~#ln2HI_exp~0.base)=31, old(~#ln2HI_exp~0.offset)=9, old(~#ln2LO_exp~0.base)=18, old(~#ln2LO_exp~0.offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0.base=15, ~#halF_exp~0.offset=33, ~#ln2HI_exp~0.base=31, ~#ln2HI_exp~0.offset=9, ~#ln2LO_exp~0.base=18, ~#ln2LO_exp~0.offset=32, ~huge_exp~0=26.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L12-L31] ~one_exp~0 := 1.0; [L12-L31] call ~#halF_exp~0.base, ~#halF_exp~0.offset := #Ultimate.alloc(8); [L12-L31] call write~init~real(0.5, ~#halF_exp~0.base, ~#halF_exp~0.offset, 4); [L12-L31] call write~init~real(~someUnaryDOUBLEoperation(0.5), ~#halF_exp~0.base, 4 + ~#halF_exp~0.offset, 4); [L12-L31] ~huge_exp~0 := 1.0E30; [L12-L31] ~twom100_exp~0 := 7.8886090522E-31; [L12-L31] call ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset := #Ultimate.alloc(8); [L12-L31] call write~init~real(0.69313812256, ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset, 4); [L12-L31] call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), ~#ln2HI_exp~0.base, 4 + ~#ln2HI_exp~0.offset, 4); [L12-L31] call ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset := #Ultimate.alloc(8); [L12-L31] call write~init~real(9.0580006145E-6, ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset, 4); [L12-L31] call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), ~#ln2LO_exp~0.base, 4 + ~#ln2LO_exp~0.offset, 4); [L12-L31] ~invln2_exp~0 := 1.4426950216; [L12-L31] ~P1_exp~0 := 0.16666667163; [L12-L31] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L12-L31] ~P3_exp~0 := 6.613755977E-5; [L12-L31] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L12-L31] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=29, old(#NULL.offset)=24, old(~#halF_exp~0.base)=15, old(~#halF_exp~0.offset)=33, old(~#ln2HI_exp~0.base)=31, old(~#ln2HI_exp~0.offset)=9, old(~#ln2LO_exp~0.base)=18, old(~#ln2LO_exp~0.offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=29, old(#NULL.offset)=24, old(~#halF_exp~0.base)=15, old(~#halF_exp~0.offset)=33, old(~#ln2HI_exp~0.base)=31, old(~#ln2HI_exp~0.offset)=9, old(~#ln2LO_exp~0.base)=18, old(~#ln2LO_exp~0.offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret21 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L126] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L127] CALL call #t~ret18 := __ieee754_expf(~x~0); VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L33-L106] ~x := #in~x; [L34] havoc ~y~0; [L34] havoc ~hi~0; [L34] havoc ~lo~0; [L34] havoc ~c~0; [L34] havoc ~t~0; [L35] ~k~0 := 0; [L35] havoc ~xsb~0; [L35] havoc ~sx~0; [L36] havoc ~hx~0; VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L39] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4); [L40] call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L41] call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4); [L41] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L41] call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L41] havoc #t~mem0; [L41] havoc #t~union1; [L39] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L39] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L43] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L44] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L46-L47] assume ~hx~0 % 4294967296 > 2139095040; [L47] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L33-L106] ensures true; VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L127] RET call #t~ret18 := __ieee754_expf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret18=27.0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L127] ~res~0 := #t~ret18; [L127] havoc #t~ret18; [L130] #t~short20 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL.base=0, #NULL.offset=0, #t~short20=false, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L130] assume !#t~short20; VAL [#NULL.base=0, #NULL.offset=0, #t~short20=false, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L130-L133] assume !#t~short20; [L130] havoc #t~short20; [L130] havoc #t~ret19; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L131] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL.base=29, #NULL.offset=24, old(#NULL.base)=29, old(#NULL.offset)=24, old(~#halF_exp~0.base)=15, old(~#halF_exp~0.offset)=33, old(~#ln2HI_exp~0.base)=31, old(~#ln2HI_exp~0.offset)=9, old(~#ln2LO_exp~0.base)=18, old(~#ln2LO_exp~0.offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0.base=15, ~#halF_exp~0.offset=33, ~#ln2HI_exp~0.base=31, ~#ln2HI_exp~0.offset=9, ~#ln2LO_exp~0.base=18, ~#ln2LO_exp~0.offset=32, ~huge_exp~0=26.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L12-L31] ~one_exp~0 := 1.0; [L12-L31] call ~#halF_exp~0.base, ~#halF_exp~0.offset := #Ultimate.alloc(8); [L12-L31] call write~init~real(0.5, ~#halF_exp~0.base, ~#halF_exp~0.offset, 4); [L12-L31] call write~init~real(~someUnaryDOUBLEoperation(0.5), ~#halF_exp~0.base, 4 + ~#halF_exp~0.offset, 4); [L12-L31] ~huge_exp~0 := 1.0E30; [L12-L31] ~twom100_exp~0 := 7.8886090522E-31; [L12-L31] call ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset := #Ultimate.alloc(8); [L12-L31] call write~init~real(0.69313812256, ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset, 4); [L12-L31] call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), ~#ln2HI_exp~0.base, 4 + ~#ln2HI_exp~0.offset, 4); [L12-L31] call ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset := #Ultimate.alloc(8); [L12-L31] call write~init~real(9.0580006145E-6, ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset, 4); [L12-L31] call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), ~#ln2LO_exp~0.base, 4 + ~#ln2LO_exp~0.offset, 4); [L12-L31] ~invln2_exp~0 := 1.4426950216; [L12-L31] ~P1_exp~0 := 0.16666667163; [L12-L31] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L12-L31] ~P3_exp~0 := 6.613755977E-5; [L12-L31] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L12-L31] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=29, old(#NULL.offset)=24, old(~#halF_exp~0.base)=15, old(~#halF_exp~0.offset)=33, old(~#ln2HI_exp~0.base)=31, old(~#ln2HI_exp~0.offset)=9, old(~#ln2LO_exp~0.base)=18, old(~#ln2LO_exp~0.offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=29, old(#NULL.offset)=24, old(~#halF_exp~0.base)=15, old(~#halF_exp~0.offset)=33, old(~#ln2HI_exp~0.base)=31, old(~#ln2HI_exp~0.offset)=9, old(~#ln2LO_exp~0.base)=18, old(~#ln2LO_exp~0.offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret21 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L126] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L127] CALL call #t~ret18 := __ieee754_expf(~x~0); VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L33-L106] ~x := #in~x; [L34] havoc ~y~0; [L34] havoc ~hi~0; [L34] havoc ~lo~0; [L34] havoc ~c~0; [L34] havoc ~t~0; [L35] ~k~0 := 0; [L35] havoc ~xsb~0; [L35] havoc ~sx~0; [L36] havoc ~hx~0; VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L39] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4); [L40] call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L41] call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4); [L41] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L41] call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L41] havoc #t~mem0; [L41] havoc #t~union1; [L39] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L39] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L43] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L44] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L46-L47] assume ~hx~0 % 4294967296 > 2139095040; [L47] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L33-L106] ensures true; VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L127] RET call #t~ret18 := __ieee754_expf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret18=27.0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L127] ~res~0 := #t~ret18; [L127] havoc #t~ret18; [L130] #t~short20 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL.base=0, #NULL.offset=0, #t~short20=false, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L130] assume !#t~short20; VAL [#NULL.base=0, #NULL.offset=0, #t~short20=false, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L130-L133] assume !#t~short20; [L130] havoc #t~short20; [L130] havoc #t~ret19; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L131] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=29, #NULL!offset=24, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=15, ~#halF_exp~0!offset=33, ~#ln2HI_exp~0!base=31, ~#ln2HI_exp~0!offset=9, ~#ln2LO_exp~0!base=18, ~#ln2LO_exp~0!offset=32, ~huge_exp~0=26.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L12-L31] ~one_exp~0 := 1.0; [L12-L31] FCALL call ~#halF_exp~0 := #Ultimate.alloc(8); [L12-L31] FCALL call write~init~real(0.5, { base: ~#halF_exp~0!base, offset: ~#halF_exp~0!offset }, 4); [L12-L31] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.5), { base: ~#halF_exp~0!base, offset: 4 + ~#halF_exp~0!offset }, 4); [L12-L31] ~huge_exp~0 := 1.0E30; [L12-L31] ~twom100_exp~0 := 7.8886090522E-31; [L12-L31] FCALL call ~#ln2HI_exp~0 := #Ultimate.alloc(8); [L12-L31] FCALL call write~init~real(0.69313812256, { base: ~#ln2HI_exp~0!base, offset: ~#ln2HI_exp~0!offset }, 4); [L12-L31] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), { base: ~#ln2HI_exp~0!base, offset: 4 + ~#ln2HI_exp~0!offset }, 4); [L12-L31] FCALL call ~#ln2LO_exp~0 := #Ultimate.alloc(8); [L12-L31] FCALL call write~init~real(9.0580006145E-6, { base: ~#ln2LO_exp~0!base, offset: ~#ln2LO_exp~0!offset }, 4); [L12-L31] FCALL call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), { base: ~#ln2LO_exp~0!base, offset: 4 + ~#ln2LO_exp~0!offset }, 4); [L12-L31] ~invln2_exp~0 := 1.4426950216; [L12-L31] ~P1_exp~0 := 0.16666667163; [L12-L31] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L12-L31] ~P3_exp~0 := 6.613755977E-5; [L12-L31] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L12-L31] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret21 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L126] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L127] CALL call #t~ret18 := __ieee754_expf(~x~0); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L33-L106] ~x := #in~x; [L34] havoc ~y~0; [L34] havoc ~hi~0; [L34] havoc ~lo~0; [L34] havoc ~c~0; [L34] havoc ~t~0; [L35] ~k~0 := 0; [L35] havoc ~xsb~0; [L35] havoc ~sx~0; [L36] havoc ~hx~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L39] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L40] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L41] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L41] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L41] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L41] havoc #t~mem0; [L41] havoc #t~union1; [L39] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L39] havoc ~#gf_u~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L43] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L44] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L46] COND TRUE ~hx~0 % 4294967296 > 2139095040 [L47] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L127] RET call #t~ret18 := __ieee754_expf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret18=27.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L127] ~res~0 := #t~ret18; [L127] havoc #t~ret18; [L130] #t~short20 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, #t~short20=false, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L130] COND FALSE !(#t~short20) VAL [#NULL!base=0, #NULL!offset=0, #t~short20=false, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L130] COND TRUE !#t~short20 [L130] havoc #t~short20; [L130] havoc #t~ret19; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L131] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=29, #NULL!offset=24, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=15, ~#halF_exp~0!offset=33, ~#ln2HI_exp~0!base=31, ~#ln2HI_exp~0!offset=9, ~#ln2LO_exp~0!base=18, ~#ln2LO_exp~0!offset=32, ~huge_exp~0=26.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L12-L31] ~one_exp~0 := 1.0; [L12-L31] FCALL call ~#halF_exp~0 := #Ultimate.alloc(8); [L12-L31] FCALL call write~init~real(0.5, { base: ~#halF_exp~0!base, offset: ~#halF_exp~0!offset }, 4); [L12-L31] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.5), { base: ~#halF_exp~0!base, offset: 4 + ~#halF_exp~0!offset }, 4); [L12-L31] ~huge_exp~0 := 1.0E30; [L12-L31] ~twom100_exp~0 := 7.8886090522E-31; [L12-L31] FCALL call ~#ln2HI_exp~0 := #Ultimate.alloc(8); [L12-L31] FCALL call write~init~real(0.69313812256, { base: ~#ln2HI_exp~0!base, offset: ~#ln2HI_exp~0!offset }, 4); [L12-L31] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), { base: ~#ln2HI_exp~0!base, offset: 4 + ~#ln2HI_exp~0!offset }, 4); [L12-L31] FCALL call ~#ln2LO_exp~0 := #Ultimate.alloc(8); [L12-L31] FCALL call write~init~real(9.0580006145E-6, { base: ~#ln2LO_exp~0!base, offset: ~#ln2LO_exp~0!offset }, 4); [L12-L31] FCALL call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), { base: ~#ln2LO_exp~0!base, offset: 4 + ~#ln2LO_exp~0!offset }, 4); [L12-L31] ~invln2_exp~0 := 1.4426950216; [L12-L31] ~P1_exp~0 := 0.16666667163; [L12-L31] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L12-L31] ~P3_exp~0 := 6.613755977E-5; [L12-L31] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L12-L31] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret21 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L126] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L127] CALL call #t~ret18 := __ieee754_expf(~x~0); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L33-L106] ~x := #in~x; [L34] havoc ~y~0; [L34] havoc ~hi~0; [L34] havoc ~lo~0; [L34] havoc ~c~0; [L34] havoc ~t~0; [L35] ~k~0 := 0; [L35] havoc ~xsb~0; [L35] havoc ~sx~0; [L36] havoc ~hx~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L39] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L40] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L41] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L41] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L41] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L41] havoc #t~mem0; [L41] havoc #t~union1; [L39] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L39] havoc ~#gf_u~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L43] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L44] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L46] COND TRUE ~hx~0 % 4294967296 > 2139095040 [L47] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L127] RET call #t~ret18 := __ieee754_expf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret18=27.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L127] ~res~0 := #t~ret18; [L127] havoc #t~ret18; [L130] #t~short20 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, #t~short20=false, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L130] COND FALSE !(#t~short20) VAL [#NULL!base=0, #NULL!offset=0, #t~short20=false, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L130] COND TRUE !#t~short20 [L130] havoc #t~short20; [L130] havoc #t~ret19; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L131] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=29, #NULL!offset=24, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=15, ~#halF_exp~0!offset=33, ~#ln2HI_exp~0!base=31, ~#ln2HI_exp~0!offset=9, ~#ln2LO_exp~0!base=18, ~#ln2LO_exp~0!offset=32, ~huge_exp~0=26.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L12-L31] ~one_exp~0 := 1.0; [L12-L31] FCALL call ~#halF_exp~0 := #Ultimate.alloc(8); [L12-L31] FCALL call write~init~real(0.5, { base: ~#halF_exp~0!base, offset: ~#halF_exp~0!offset }, 4); [L12-L31] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.5), { base: ~#halF_exp~0!base, offset: 4 + ~#halF_exp~0!offset }, 4); [L12-L31] ~huge_exp~0 := 1.0E30; [L12-L31] ~twom100_exp~0 := 7.8886090522E-31; [L12-L31] FCALL call ~#ln2HI_exp~0 := #Ultimate.alloc(8); [L12-L31] FCALL call write~init~real(0.69313812256, { base: ~#ln2HI_exp~0!base, offset: ~#ln2HI_exp~0!offset }, 4); [L12-L31] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), { base: ~#ln2HI_exp~0!base, offset: 4 + ~#ln2HI_exp~0!offset }, 4); [L12-L31] FCALL call ~#ln2LO_exp~0 := #Ultimate.alloc(8); [L12-L31] FCALL call write~init~real(9.0580006145E-6, { base: ~#ln2LO_exp~0!base, offset: ~#ln2LO_exp~0!offset }, 4); [L12-L31] FCALL call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), { base: ~#ln2LO_exp~0!base, offset: 4 + ~#ln2LO_exp~0!offset }, 4); [L12-L31] ~invln2_exp~0 := 1.4426950216; [L12-L31] ~P1_exp~0 := 0.16666667163; [L12-L31] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L12-L31] ~P3_exp~0 := 6.613755977E-5; [L12-L31] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L12-L31] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret21 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L126] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L127] CALL call #t~ret18 := __ieee754_expf(~x~0); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L33-L106] ~x := #in~x; [L34] havoc ~y~0; [L34] havoc ~hi~0; [L34] havoc ~lo~0; [L34] havoc ~c~0; [L34] havoc ~t~0; [L35] ~k~0 := 0; [L35] havoc ~xsb~0; [L35] havoc ~sx~0; [L36] havoc ~hx~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L39] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L40] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L41] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L41] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L41] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L41] havoc #t~mem0; [L41] havoc #t~union1; [L39] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L39] havoc ~#gf_u~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L43] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L44] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L46] COND TRUE ~hx~0 % 4294967296 > 2139095040 [L47] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L127] RET call #t~ret18 := __ieee754_expf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret18=27.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L127] ~res~0 := #t~ret18; [L127] havoc #t~ret18; [L130] #t~short20 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, #t~short20=false, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L130] COND FALSE !(#t~short20) VAL [#NULL!base=0, #NULL!offset=0, #t~short20=false, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L130] COND TRUE !#t~short20 [L130] havoc #t~short20; [L130] havoc #t~ret19; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L131] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=29, #NULL!offset=24, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=15, ~#halF_exp~0!offset=33, ~#ln2HI_exp~0!base=31, ~#ln2HI_exp~0!offset=9, ~#ln2LO_exp~0!base=18, ~#ln2LO_exp~0!offset=32, ~huge_exp~0=26.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L12-L31] ~one_exp~0 := 1.0; [L12-L31] FCALL call ~#halF_exp~0 := #Ultimate.alloc(8); [L12-L31] FCALL call write~init~real(0.5, { base: ~#halF_exp~0!base, offset: ~#halF_exp~0!offset }, 4); [L12-L31] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.5), { base: ~#halF_exp~0!base, offset: 4 + ~#halF_exp~0!offset }, 4); [L12-L31] ~huge_exp~0 := 1.0E30; [L12-L31] ~twom100_exp~0 := 7.8886090522E-31; [L12-L31] FCALL call ~#ln2HI_exp~0 := #Ultimate.alloc(8); [L12-L31] FCALL call write~init~real(0.69313812256, { base: ~#ln2HI_exp~0!base, offset: ~#ln2HI_exp~0!offset }, 4); [L12-L31] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), { base: ~#ln2HI_exp~0!base, offset: 4 + ~#ln2HI_exp~0!offset }, 4); [L12-L31] FCALL call ~#ln2LO_exp~0 := #Ultimate.alloc(8); [L12-L31] FCALL call write~init~real(9.0580006145E-6, { base: ~#ln2LO_exp~0!base, offset: ~#ln2LO_exp~0!offset }, 4); [L12-L31] FCALL call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), { base: ~#ln2LO_exp~0!base, offset: 4 + ~#ln2LO_exp~0!offset }, 4); [L12-L31] ~invln2_exp~0 := 1.4426950216; [L12-L31] ~P1_exp~0 := 0.16666667163; [L12-L31] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L12-L31] ~P3_exp~0 := 6.613755977E-5; [L12-L31] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L12-L31] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=26.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret21 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L126] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L127] CALL call #t~ret18 := __ieee754_expf(~x~0); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L33-L106] ~x := #in~x; [L34] havoc ~y~0; [L34] havoc ~hi~0; [L34] havoc ~lo~0; [L34] havoc ~c~0; [L34] havoc ~t~0; [L35] ~k~0 := 0; [L35] havoc ~xsb~0; [L35] havoc ~sx~0; [L36] havoc ~hx~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L39] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L40] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L41] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L41] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L41] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L41] havoc #t~mem0; [L41] havoc #t~union1; [L39] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L39] havoc ~#gf_u~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L43] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L44] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L46] COND TRUE ~hx~0 % 4294967296 > 2139095040 [L47] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L127] RET call #t~ret18 := __ieee754_expf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret18=27.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L127] ~res~0 := #t~ret18; [L127] havoc #t~ret18; [L130] #t~short20 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, #t~short20=false, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L130] COND FALSE !(#t~short20) VAL [#NULL!base=0, #NULL!offset=0, #t~short20=false, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L130] COND TRUE !#t~short20 [L130] havoc #t~short20; [L130] havoc #t~ret19; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L131] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=27.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L12-L31] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; VAL [\old(halF_exp)=15, \old(halF_exp)=33, \old(huge_exp)=26, \old(invln2_exp)=11, \old(ln2HI_exp)=31, \old(ln2HI_exp)=9, \old(ln2LO_exp)=32, \old(ln2LO_exp)=18, \old(one_exp)=23, \old(P1_exp)=14, \old(P2_exp)=16, \old(P3_exp)=20, \old(P4_exp)=22, \old(P5_exp)=21, \old(twom100_exp)=10, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L126] float x = -1.0f / 0.0f; VAL [halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L127] CALL, EXPR __ieee754_expf(x) VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L34] float y, hi, lo, c, t; [L35] __int32_t k = 0, xsb, sx; [L36] __uint32_t hx; VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L39] ieee_float_shape_type gf_u; [L40] gf_u.value = (x) [L41] EXPR gf_u.word [L41] (sx) = gf_u.word [L43] xsb = (sx >> 31) & 1 [L44] hx = sx & 0x7fffffff VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, sx=3, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L46] COND TRUE ((hx) > 0x7f800000L) [L47] return x + x; VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, hx=2139095041, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, sx=3, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L127] RET, EXPR __ieee754_expf(x) VAL [__ieee754_expf(x)=27, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L127] float res = __ieee754_expf(x); [L130] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, res=27, res == 0.0f && __signbit_float(res) == 0=0, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L130] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L131] __VERIFIER_error() VAL [halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, res=27, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] ----- [2018-11-23 14:03:39,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:03:39 BoogieIcfgContainer [2018-11-23 14:03:39,084 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 14:03:39,084 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 14:03:39,084 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 14:03:39,085 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 14:03:39,085 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:38" (3/4) ... [2018-11-23 14:03:39,089 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 14:03:39,089 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 14:03:39,090 INFO L168 Benchmark]: Toolchain (without parser) took 1207.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -104.4 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. [2018-11-23 14:03:39,092 INFO L168 Benchmark]: CDTParser took 0.13 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 14:03:39,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -180.7 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. [2018-11-23 14:03:39,093 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 14:03:39,093 INFO L168 Benchmark]: Boogie Preprocessor took 35.82 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 14:03:39,094 INFO L168 Benchmark]: RCFGBuilder took 367.67 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: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-11-23 14:03:39,094 INFO L168 Benchmark]: TraceAbstraction took 494.91 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: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-23 14:03:39,095 INFO L168 Benchmark]: Witness Printer took 4.97 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 14:03:39,098 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 277.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -180.7 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.82 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 367.67 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: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 494.91 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: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 131]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 130, overapproximation of someUnaryDOUBLEoperation at line 16, overapproximation of bitwiseAnd at line 43, overapproximation of someBinaryArithmeticFLOAToperation at line 47. Possible FailurePath: [L12-L31] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; VAL [\old(halF_exp)=15, \old(halF_exp)=33, \old(huge_exp)=26, \old(invln2_exp)=11, \old(ln2HI_exp)=31, \old(ln2HI_exp)=9, \old(ln2LO_exp)=32, \old(ln2LO_exp)=18, \old(one_exp)=23, \old(P1_exp)=14, \old(P2_exp)=16, \old(P3_exp)=20, \old(P4_exp)=22, \old(P5_exp)=21, \old(twom100_exp)=10, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L126] float x = -1.0f / 0.0f; VAL [halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L127] CALL, EXPR __ieee754_expf(x) VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L34] float y, hi, lo, c, t; [L35] __int32_t k = 0, xsb, sx; [L36] __uint32_t hx; VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L39] ieee_float_shape_type gf_u; [L40] gf_u.value = (x) [L41] EXPR gf_u.word [L41] (sx) = gf_u.word [L43] xsb = (sx >> 31) & 1 [L44] hx = sx & 0x7fffffff VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, sx=3, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L46] COND TRUE ((hx) > 0x7f800000L) [L47] return x + x; VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, hx=2139095041, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, sx=3, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L127] RET, EXPR __ieee754_expf(x) VAL [__ieee754_expf(x)=27, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L127] float res = __ieee754_expf(x); [L130] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, res=27, res == 0.0f && __signbit_float(res) == 0=0, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L130] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L131] __VERIFIER_error() VAL [halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, res=27, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 54 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 65 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 256 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 14:03:40,869 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 14:03:40,871 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 14:03:40,880 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 14:03:40,880 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 14:03:40,881 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 14:03:40,882 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 14:03:40,884 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 14:03:40,885 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 14:03:40,886 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 14:03:40,887 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 14:03:40,887 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 14:03:40,887 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 14:03:40,888 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 14:03:40,889 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 14:03:40,889 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 14:03:40,890 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 14:03:40,891 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 14:03:40,893 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 14:03:40,895 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 14:03:40,896 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 14:03:40,896 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 14:03:40,898 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 14:03:40,898 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 14:03:40,898 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 14:03:40,899 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 14:03:40,899 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 14:03:40,900 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 14:03:40,901 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 14:03:40,902 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 14:03:40,902 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 14:03:40,902 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 14:03:40,903 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 14:03:40,903 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 14:03:40,904 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 14:03:40,904 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 14:03:40,904 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 14:03:40,917 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 14:03:40,917 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 14:03:40,918 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 14:03:40,918 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 14:03:40,919 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 14:03:40,919 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 14:03:40,919 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 14:03:40,919 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 14:03:40,919 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 14:03:40,919 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 14:03:40,920 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 14:03:40,920 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 14:03:40,920 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 14:03:40,920 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 14:03:40,920 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 14:03:40,920 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 14:03:40,921 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 14:03:40,921 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 14:03:40,921 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 14:03:40,921 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 14:03:40,921 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 14:03:40,921 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 14:03:40,922 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 14:03:40,922 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 14:03:40,922 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 14:03:40,922 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 14:03:40,922 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 14:03:40,922 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 14:03:40,923 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 14:03:40,923 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 14:03:40,923 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 14:03:40,923 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 14:03:40,923 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_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03f3c06db3ef41593c24334f9583c5e77016ee88 [2018-11-23 14:03:40,962 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 14:03:40,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 14:03:40,976 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 14:03:40,978 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 14:03:40,978 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 14:03:40,979 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c [2018-11-23 14:03:41,036 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/data/ab6916ef6/2c78805c9f4d4295a87ebf76afc79459/FLAGd2d60f0ee [2018-11-23 14:03:41,408 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 14:03:41,408 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c [2018-11-23 14:03:41,414 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/data/ab6916ef6/2c78805c9f4d4295a87ebf76afc79459/FLAGd2d60f0ee [2018-11-23 14:03:41,424 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/data/ab6916ef6/2c78805c9f4d4295a87ebf76afc79459 [2018-11-23 14:03:41,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 14:03:41,427 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 14:03:41,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 14:03:41,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 14:03:41,431 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 14:03:41,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:41" (1/1) ... [2018-11-23 14:03:41,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@467d0368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41, skipping insertion in model container [2018-11-23 14:03:41,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:41" (1/1) ... [2018-11-23 14:03:41,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 14:03:41,462 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 14:03:41,638 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:03:41,647 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 14:03:41,687 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:03:41,710 INFO L195 MainTranslator]: Completed translation [2018-11-23 14:03:41,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41 WrapperNode [2018-11-23 14:03:41,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 14:03:41,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 14:03:41,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 14:03:41,711 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 14:03:41,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41" (1/1) ... [2018-11-23 14:03:41,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41" (1/1) ... [2018-11-23 14:03:41,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 14:03:41,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 14:03:41,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 14:03:41,782 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 14:03:41,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41" (1/1) ... [2018-11-23 14:03:41,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41" (1/1) ... [2018-11-23 14:03:41,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41" (1/1) ... [2018-11-23 14:03:41,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41" (1/1) ... [2018-11-23 14:03:41,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41" (1/1) ... [2018-11-23 14:03:41,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41" (1/1) ... [2018-11-23 14:03:41,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41" (1/1) ... [2018-11-23 14:03:41,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 14:03:41,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 14:03:41,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 14:03:41,819 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 14:03:41,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 14:03:41,861 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_expf [2018-11-23 14:03:41,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_expf [2018-11-23 14:03:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-11-23 14:03:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 14:03:41,862 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 14:03:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-23 14:03:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 14:03:41,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 14:03:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 14:03:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 14:03:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 14:03:41,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 14:03:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-23 14:03:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-11-23 14:03:41,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-11-23 14:03:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 14:03:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 14:03:42,017 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 14:03:50,757 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 14:03:50,784 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 14:03:50,916 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 14:03:50,927 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 14:03:50,927 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-11-23 14:03:50,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:50 BoogieIcfgContainer [2018-11-23 14:03:50,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 14:03:50,928 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 14:03:50,929 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 14:03:50,931 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 14:03:50,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:03:41" (1/3) ... [2018-11-23 14:03:50,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6245279d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:03:50, skipping insertion in model container [2018-11-23 14:03:50,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41" (2/3) ... [2018-11-23 14:03:50,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6245279d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:03:50, skipping insertion in model container [2018-11-23 14:03:50,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:50" (3/3) ... [2018-11-23 14:03:50,935 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0833_true-unreach-call.c [2018-11-23 14:03:50,945 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 14:03:50,951 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 14:03:50,962 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 14:03:50,983 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 14:03:50,984 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 14:03:50,984 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 14:03:50,984 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 14:03:50,984 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 14:03:50,985 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 14:03:50,985 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 14:03:50,985 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 14:03:50,985 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 14:03:50,997 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states. [2018-11-23 14:03:51,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 14:03:51,002 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:03:51,002 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:03:51,004 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:03:51,008 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:03:51,009 INFO L82 PathProgramCache]: Analyzing trace with hash -282242941, now seen corresponding path program 1 times [2018-11-23 14:03:51,012 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 14:03:51,012 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-23 14:03:51,017 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:03:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:51,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:03:51,141 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 14:03:51,141 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 14:03:51,154 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:03:51,154 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 14:03:51,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 14:03:51,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 14:03:51,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 14:03:51,168 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 2 states. [2018-11-23 14:03:51,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:03:51,187 INFO L93 Difference]: Finished difference Result 100 states and 149 transitions. [2018-11-23 14:03:51,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 14:03:51,188 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-11-23 14:03:51,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:03:51,199 INFO L225 Difference]: With dead ends: 100 [2018-11-23 14:03:51,199 INFO L226 Difference]: Without dead ends: 50 [2018-11-23 14:03:51,203 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 14:03:51,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-23 14:03:51,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-11-23 14:03:51,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-23 14:03:51,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 61 transitions. [2018-11-23 14:03:51,245 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 61 transitions. Word has length 17 [2018-11-23 14:03:51,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:03:51,246 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 61 transitions. [2018-11-23 14:03:51,246 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 14:03:51,246 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2018-11-23 14:03:51,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 14:03:51,247 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:03:51,247 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:03:51,247 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:03:51,248 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:03:51,248 INFO L82 PathProgramCache]: Analyzing trace with hash 947168922, now seen corresponding path program 1 times [2018-11-23 14:03:51,249 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 14:03:51,249 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-11-23 14:03:51,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:03:51,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:51,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:03:51,492 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 14:03:51,493 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 14:03:51,503 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:03:51,503 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 14:03:51,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:03:51,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:03:51,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:03:51,505 INFO L87 Difference]: Start difference. First operand 50 states and 61 transitions. Second operand 7 states. [2018-11-23 14:04:00,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:04:00,550 INFO L93 Difference]: Finished difference Result 70 states and 81 transitions. [2018-11-23 14:04:00,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 14:04:00,619 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2018-11-23 14:04:00,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:04:00,622 INFO L225 Difference]: With dead ends: 70 [2018-11-23 14:04:00,622 INFO L226 Difference]: Without dead ends: 55 [2018-11-23 14:04:00,623 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 14:04:00,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-11-23 14:04:00,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 50. [2018-11-23 14:04:00,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-23 14:04:00,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 60 transitions. [2018-11-23 14:04:00,631 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 60 transitions. Word has length 18 [2018-11-23 14:04:00,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:04:00,632 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 60 transitions. [2018-11-23 14:04:00,632 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:04:00,632 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2018-11-23 14:04:00,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 14:04:00,633 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:04:00,633 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:04:00,633 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:04:00,634 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:04:00,634 INFO L82 PathProgramCache]: Analyzing trace with hash 413888862, now seen corresponding path program 1 times [2018-11-23 14:04:00,634 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 14:04:00,634 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-11-23 14:04:00,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:04:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:00,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:04:00,864 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 14:04:00,865 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 14:04:00,875 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:04:00,876 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 14:04:00,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:04:00,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:04:00,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:04:00,877 INFO L87 Difference]: Start difference. First operand 50 states and 60 transitions. Second operand 7 states. [2018-11-23 14:04:10,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:04:10,607 INFO L93 Difference]: Finished difference Result 70 states and 80 transitions. [2018-11-23 14:04:10,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 14:04:10,680 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-11-23 14:04:10,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:04:10,681 INFO L225 Difference]: With dead ends: 70 [2018-11-23 14:04:10,681 INFO L226 Difference]: Without dead ends: 55 [2018-11-23 14:04:10,682 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 14:04:10,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-11-23 14:04:10,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 50. [2018-11-23 14:04:10,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-23 14:04:10,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 57 transitions. [2018-11-23 14:04:10,687 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 57 transitions. Word has length 20 [2018-11-23 14:04:10,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:04:10,687 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 57 transitions. [2018-11-23 14:04:10,687 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:04:10,687 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2018-11-23 14:04:10,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 14:04:10,688 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:04:10,688 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:04:10,688 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:04:10,689 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:04:10,689 INFO L82 PathProgramCache]: Analyzing trace with hash 1852708709, now seen corresponding path program 1 times [2018-11-23 14:04:10,689 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 14:04:10,689 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-23 14:04:10,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:04:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:10,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:04:10,872 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 14:04:10,872 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 14:04:10,886 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:04:10,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 14:04:10,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:04:10,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:04:10,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:04:10,887 INFO L87 Difference]: Start difference. First operand 50 states and 57 transitions. Second operand 7 states. [2018-11-23 14:04:20,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:04:20,051 INFO L93 Difference]: Finished difference Result 71 states and 78 transitions. [2018-11-23 14:04:20,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 14:04:20,127 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2018-11-23 14:04:20,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:04:20,128 INFO L225 Difference]: With dead ends: 71 [2018-11-23 14:04:20,128 INFO L226 Difference]: Without dead ends: 55 [2018-11-23 14:04:20,129 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 14:04:20,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-11-23 14:04:20,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 50. [2018-11-23 14:04:20,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-23 14:04:20,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 56 transitions. [2018-11-23 14:04:20,133 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 56 transitions. Word has length 21 [2018-11-23 14:04:20,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:04:20,133 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 56 transitions. [2018-11-23 14:04:20,133 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:04:20,133 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 56 transitions. [2018-11-23 14:04:20,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 14:04:20,134 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:04:20,134 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:04:20,134 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:04:20,135 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:04:20,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1043362083, now seen corresponding path program 1 times [2018-11-23 14:04:20,135 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 14:04:20,135 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-23 14:04:20,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:04:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:20,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:04:20,272 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 14:04:20,273 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 14:04:20,283 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:04:20,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 14:04:20,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 14:04:20,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 14:04:20,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 14:04:20,284 INFO L87 Difference]: Start difference. First operand 50 states and 56 transitions. Second operand 6 states. [2018-11-23 14:04:21,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:04:21,823 INFO L93 Difference]: Finished difference Result 57 states and 63 transitions. [2018-11-23 14:04:21,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 14:04:21,823 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-11-23 14:04:21,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:04:21,824 INFO L225 Difference]: With dead ends: 57 [2018-11-23 14:04:21,825 INFO L226 Difference]: Without dead ends: 54 [2018-11-23 14:04:21,825 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 14:04:21,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-23 14:04:21,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-11-23 14:04:21,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-23 14:04:21,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 60 transitions. [2018-11-23 14:04:21,831 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 60 transitions. Word has length 21 [2018-11-23 14:04:21,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:04:21,831 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 60 transitions. [2018-11-23 14:04:21,831 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 14:04:21,831 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2018-11-23 14:04:21,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 14:04:21,832 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:04:21,832 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:04:21,832 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:04:21,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:04:21,833 INFO L82 PathProgramCache]: Analyzing trace with hash 2052493881, now seen corresponding path program 1 times [2018-11-23 14:04:21,833 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 14:04:21,833 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-11-23 14:04:21,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:04:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:22,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:04:22,805 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 14:04:22,805 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 14:04:22,822 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:04:22,823 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 14:04:22,823 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:04:22,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:04:22,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:04:22,823 INFO L87 Difference]: Start difference. First operand 54 states and 60 transitions. Second operand 7 states. [2018-11-23 14:04:31,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:04:31,855 INFO L93 Difference]: Finished difference Result 84 states and 92 transitions. [2018-11-23 14:04:31,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 14:04:31,930 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2018-11-23 14:04:31,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:04:31,931 INFO L225 Difference]: With dead ends: 84 [2018-11-23 14:04:31,931 INFO L226 Difference]: Without dead ends: 52 [2018-11-23 14:04:31,932 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 14:04:31,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-11-23 14:04:31,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2018-11-23 14:04:31,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-11-23 14:04:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 55 transitions. [2018-11-23 14:04:31,936 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 55 transitions. Word has length 25 [2018-11-23 14:04:31,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:04:31,936 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 55 transitions. [2018-11-23 14:04:31,936 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:04:31,936 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 55 transitions. [2018-11-23 14:04:31,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 14:04:31,936 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:04:31,937 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:04:31,937 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:04:31,937 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:04:31,937 INFO L82 PathProgramCache]: Analyzing trace with hash -68429369, now seen corresponding path program 1 times [2018-11-23 14:04:31,937 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 14:04:31,937 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-11-23 14:04:31,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:04:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:33,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:04:33,197 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 14:04:33,197 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 14:04:33,217 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:04:33,217 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 14:04:33,218 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:04:33,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:04:33,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:04:33,218 INFO L87 Difference]: Start difference. First operand 52 states and 55 transitions. Second operand 7 states. [2018-11-23 14:04:42,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:04:42,084 INFO L93 Difference]: Finished difference Result 63 states and 65 transitions. [2018-11-23 14:04:42,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 14:04:42,156 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-11-23 14:04:42,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:04:42,157 INFO L225 Difference]: With dead ends: 63 [2018-11-23 14:04:42,157 INFO L226 Difference]: Without dead ends: 30 [2018-11-23 14:04:42,158 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-23 14:04:42,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-11-23 14:04:42,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2018-11-23 14:04:42,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-23 14:04:42,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 29 transitions. [2018-11-23 14:04:42,161 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 29 transitions. Word has length 26 [2018-11-23 14:04:42,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:04:42,162 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 29 transitions. [2018-11-23 14:04:42,162 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:04:42,162 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 29 transitions. [2018-11-23 14:04:42,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 14:04:42,163 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:04:42,163 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:04:42,163 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:04:42,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:04:42,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1730002734, now seen corresponding path program 1 times [2018-11-23 14:04:42,164 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 14:04:42,164 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-11-23 14:04:42,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:04:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:42,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:04:42,427 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 14:04:42,427 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 14:04:42,437 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:04:42,437 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-23 14:04:42,437 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 14:04:42,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 14:04:42,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-11-23 14:04:42,438 INFO L87 Difference]: Start difference. First operand 30 states and 29 transitions. Second operand 11 states. [2018-11-23 14:04:42,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:04:42,752 INFO L93 Difference]: Finished difference Result 30 states and 29 transitions. [2018-11-23 14:04:42,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 14:04:42,753 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 29 [2018-11-23 14:04:42,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:04:42,753 INFO L225 Difference]: With dead ends: 30 [2018-11-23 14:04:42,754 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 14:04:42,754 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2018-11-23 14:04:42,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 14:04:42,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 14:04:42,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 14:04:42,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 14:04:42,755 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2018-11-23 14:04:42,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:04:42,755 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 14:04:42,755 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 14:04:42,755 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 14:04:42,755 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 14:04:42,758 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 14:04:42,825 INFO L448 ceAbstractionStarter]: For program point L52(lines 52 53) no Hoare annotation was computed. [2018-11-23 14:04:42,825 INFO L448 ceAbstractionStarter]: For program point L94-1(lines 94 98) no Hoare annotation was computed. [2018-11-23 14:04:42,826 INFO L444 ceAbstractionStarter]: At program point L94-2(lines 94 98) the Hoare annotation is: (exists ((__ieee754_expf_~sx~0 (_ BitVec 32))) (and (not (= (bvadd (bvand (_ bv2147483647 32) __ieee754_expf_~sx~0) (_ bv2155872256 32)) (_ bv0 32))) (= (fp ((_ extract 31 31) __ieee754_expf_~sx~0) ((_ extract 30 23) __ieee754_expf_~sx~0) ((_ extract 22 0) __ieee754_expf_~sx~0)) |__ieee754_expf_#in~x|))) [2018-11-23 14:04:42,826 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 90) no Hoare annotation was computed. [2018-11-23 14:04:42,826 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 79 92) no Hoare annotation was computed. [2018-11-23 14:04:42,826 INFO L448 ceAbstractionStarter]: For program point L86-2(lines 86 90) no Hoare annotation was computed. [2018-11-23 14:04:42,826 INFO L448 ceAbstractionStarter]: For program point __ieee754_expfEXIT(lines 33 106) no Hoare annotation was computed. [2018-11-23 14:04:42,826 INFO L448 ceAbstractionStarter]: For program point L79(lines 79 105) no Hoare annotation was computed. [2018-11-23 14:04:42,826 INFO L448 ceAbstractionStarter]: For program point L46(lines 46 47) no Hoare annotation was computed. [2018-11-23 14:04:42,826 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 38 42) no Hoare annotation was computed. [2018-11-23 14:04:42,826 INFO L444 ceAbstractionStarter]: At program point L38-2(lines 38 42) the Hoare annotation is: (= |__ieee754_expf_#in~x| __ieee754_expf_~x) [2018-11-23 14:04:42,827 INFO L448 ceAbstractionStarter]: For program point L38-3(lines 38 42) no Hoare annotation was computed. [2018-11-23 14:04:42,827 INFO L451 ceAbstractionStarter]: At program point __ieee754_expfENTRY(lines 33 106) the Hoare annotation is: true [2018-11-23 14:04:42,827 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 70) no Hoare annotation was computed. [2018-11-23 14:04:42,827 INFO L448 ceAbstractionStarter]: For program point __ieee754_expfFINAL(lines 33 106) no Hoare annotation was computed. [2018-11-23 14:04:42,827 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 65) no Hoare annotation was computed. [2018-11-23 14:04:42,827 INFO L448 ceAbstractionStarter]: For program point L56-2(lines 56 65) no Hoare annotation was computed. [2018-11-23 14:04:42,827 INFO L448 ceAbstractionStarter]: For program point L48(lines 48 49) no Hoare annotation was computed. [2018-11-23 14:04:42,827 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 81 85) no Hoare annotation was computed. [2018-11-23 14:04:42,827 INFO L444 ceAbstractionStarter]: At program point L81-2(lines 81 85) the Hoare annotation is: (exists ((__ieee754_expf_~sx~0 (_ BitVec 32))) (and (not (= (bvadd (bvand (_ bv2147483647 32) __ieee754_expf_~sx~0) (_ bv2155872256 32)) (_ bv0 32))) (= (fp ((_ extract 31 31) __ieee754_expf_~sx~0) ((_ extract 30 23) __ieee754_expf_~sx~0) ((_ extract 22 0) __ieee754_expf_~sx~0)) |__ieee754_expf_#in~x|))) [2018-11-23 14:04:42,827 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 14:04:42,827 INFO L448 ceAbstractionStarter]: For program point L49-2(line 49) no Hoare annotation was computed. [2018-11-23 14:04:42,828 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 103) no Hoare annotation was computed. [2018-11-23 14:04:42,828 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 92 105) no Hoare annotation was computed. [2018-11-23 14:04:42,828 INFO L448 ceAbstractionStarter]: For program point L99-2(lines 99 103) no Hoare annotation was computed. [2018-11-23 14:04:42,828 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 51) no Hoare annotation was computed. [2018-11-23 14:04:42,828 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 78) no Hoare annotation was computed. [2018-11-23 14:04:42,828 INFO L448 ceAbstractionStarter]: For program point L67(lines 67 70) no Hoare annotation was computed. [2018-11-23 14:04:42,828 INFO L448 ceAbstractionStarter]: For program point L67-2(lines 55 70) no Hoare annotation was computed. [2018-11-23 14:04:42,828 INFO L448 ceAbstractionStarter]: For program point L68(lines 68 69) no Hoare annotation was computed. [2018-11-23 14:04:42,828 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 14:04:42,828 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 14:04:42,828 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 14:04:42,828 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 14:04:42,829 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-23 14:04:42,829 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 14:04:42,829 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 14:04:42,829 INFO L444 ceAbstractionStarter]: At program point L130-1(line 130) the Hoare annotation is: (and (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) main_~res~0) (= main_~x~0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) |main_#t~short20|) [2018-11-23 14:04:42,829 INFO L448 ceAbstractionStarter]: For program point L130-2(line 130) no Hoare annotation was computed. [2018-11-23 14:04:42,829 INFO L444 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (= main_~x~0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) [2018-11-23 14:04:42,829 INFO L448 ceAbstractionStarter]: For program point L127-1(line 127) no Hoare annotation was computed. [2018-11-23 14:04:42,829 INFO L448 ceAbstractionStarter]: For program point L130-4(lines 130 133) no Hoare annotation was computed. [2018-11-23 14:04:42,829 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 120 136) the Hoare annotation is: true [2018-11-23 14:04:42,830 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 120 136) no Hoare annotation was computed. [2018-11-23 14:04:42,830 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 131) no Hoare annotation was computed. [2018-11-23 14:04:42,830 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 120 136) no Hoare annotation was computed. [2018-11-23 14:04:42,830 INFO L448 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2018-11-23 14:04:42,830 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 14:04:42,830 INFO L448 ceAbstractionStarter]: For program point __signbit_floatFINAL(lines 108 118) no Hoare annotation was computed. [2018-11-23 14:04:42,830 INFO L451 ceAbstractionStarter]: At program point __signbit_floatENTRY(lines 108 118) the Hoare annotation is: true [2018-11-23 14:04:42,830 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 111 115) no Hoare annotation was computed. [2018-11-23 14:04:42,830 INFO L444 ceAbstractionStarter]: At program point L111-2(lines 111 115) the Hoare annotation is: (= |__signbit_float_#in~x| __signbit_float_~x) [2018-11-23 14:04:42,830 INFO L448 ceAbstractionStarter]: For program point L111-3(lines 111 115) no Hoare annotation was computed. [2018-11-23 14:04:42,830 INFO L448 ceAbstractionStarter]: For program point __signbit_floatEXIT(lines 108 118) no Hoare annotation was computed. [2018-11-23 14:04:42,834 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,835 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,835 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,835 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,840 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,840 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,841 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,841 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,842 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,842 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,842 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,843 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,843 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,843 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,843 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,844 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:04:42 BoogieIcfgContainer [2018-11-23 14:04:42,846 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 14:04:42,846 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 14:04:42,846 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 14:04:42,846 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 14:04:42,847 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:50" (3/4) ... [2018-11-23 14:04:42,850 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 14:04:42,857 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_expf [2018-11-23 14:04:42,857 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 14:04:42,857 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 14:04:42,857 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __signbit_float [2018-11-23 14:04:42,863 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-11-23 14:04:42,863 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-23 14:04:42,863 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 14:04:42,863 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:04:42,864 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:04:42,889 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-11-23 14:04:42,890 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-11-23 14:04:42,890 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists __ieee754_expf_~sx~0 : bv32 :: !(~bvadd64(~bvand32(2147483647bv32, __ieee754_expf_~sx~0), 2155872256bv32) == 0bv32) && ~fp~LONGDOUBLE(__ieee754_expf_~sx~0[31:31], __ieee754_expf_~sx~0[30:23], __ieee754_expf_~sx~0[22:0]) == \old(x)) [2018-11-23 14:04:42,890 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists __ieee754_expf_~sx~0 : bv32 :: !(~bvadd64(~bvand32(2147483647bv32, __ieee754_expf_~sx~0), 2155872256bv32) == 0bv32) && ~fp~LONGDOUBLE(__ieee754_expf_~sx~0[31:31], __ieee754_expf_~sx~0[30:23], __ieee754_expf_~sx~0[22:0]) == \old(x)) [2018-11-23 14:04:42,914 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bb2ff84b-ff1a-400d-841d-6f0f04ab24ac/bin-2019/uautomizer/witness.graphml [2018-11-23 14:04:42,914 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 14:04:42,915 INFO L168 Benchmark]: Toolchain (without parser) took 61488.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 216.5 MB). Free memory was 948.7 MB in the beginning and 1.2 GB in the end (delta: -234.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:04:42,916 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:04:42,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.78 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 14:04:42,917 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 932.5 MB in the beginning and 1.2 GB in the end (delta: -218.2 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-11-23 14:04:42,917 INFO L168 Benchmark]: Boogie Preprocessor took 36.10 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:04:42,917 INFO L168 Benchmark]: RCFGBuilder took 9109.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2018-11-23 14:04:42,918 INFO L168 Benchmark]: TraceAbstraction took 51917.12 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 54.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -78.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:04:42,918 INFO L168 Benchmark]: Witness Printer took 68.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-23 14:04:42,920 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 282.78 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.5 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 70.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 932.5 MB in the beginning and 1.2 GB in the end (delta: -218.2 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.10 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 9109.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 51917.12 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 54.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -78.2 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 68.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 131]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 81]: Loop Invariant [2018-11-23 14:04:42,924 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,924 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,924 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,924 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,925 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,925 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,925 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,925 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] Derived loop invariant: (\exists __ieee754_expf_~sx~0 : bv32 :: !(~bvadd64(~bvand32(2147483647bv32, __ieee754_expf_~sx~0), 2155872256bv32) == 0bv32) && ~fp~LONGDOUBLE(__ieee754_expf_~sx~0[31:31], __ieee754_expf_~sx~0[30:23], __ieee754_expf_~sx~0[22:0]) == \old(x)) - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 94]: Loop Invariant [2018-11-23 14:04:42,926 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,926 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,926 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,926 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,926 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,926 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,927 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-23 14:04:42,927 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] Derived loop invariant: (\exists __ieee754_expf_~sx~0 : bv32 :: !(~bvadd64(~bvand32(2147483647bv32, __ieee754_expf_~sx~0), 2155872256bv32) == 0bv32) && ~fp~LONGDOUBLE(__ieee754_expf_~sx~0[31:31], __ieee754_expf_~sx~0[30:23], __ieee754_expf_~sx~0[22:0]) == \old(x)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 54 locations, 1 error locations. SAFE Result, 51.8s OverallTime, 8 OverallIterations, 1 TraceHistogramMax, 48.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 346 SDtfs, 339 SDslu, 1233 SDs, 0 SdLazy, 318 SolverSat, 6 SolverUnsat, 16 SolverUnknown, 0 SolverNotchecked, 45.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 192 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 15 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 24 PreInvPairs, 29 NumberOfFragments, 75 HoareAnnotationTreeSize, 24 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 177 NumberOfCodeBlocks, 177 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 169 ConstructedInterpolants, 37 QuantifiedInterpolants, 23662 SizeOfPredicates, 25 NumberOfNonLiveVariables, 901 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...