./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_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_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/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 df7585bdb7f55dd146660d2fca5142563fdf3df8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/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 df7585bdb7f55dd146660d2fca5142563fdf3df8 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 06:48:47,405 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:48:47,406 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:48:47,414 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:48:47,414 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:48:47,415 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:48:47,415 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:48:47,417 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:48:47,418 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:48:47,418 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:48:47,419 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:48:47,419 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:48:47,420 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:48:47,420 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:48:47,421 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:48:47,421 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:48:47,422 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:48:47,423 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:48:47,424 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:48:47,425 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:48:47,425 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:48:47,426 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:48:47,428 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:48:47,428 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:48:47,428 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:48:47,429 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:48:47,429 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:48:47,430 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:48:47,430 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:48:47,431 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:48:47,431 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:48:47,432 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:48:47,432 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:48:47,432 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:48:47,433 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:48:47,433 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:48:47,433 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 06:48:47,440 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:48:47,441 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:48:47,441 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:48:47,441 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 06:48:47,442 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:48:47,442 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:48:47,442 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 06:48:47,442 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:48:47,443 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:48:47,443 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:48:47,443 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:48:47,443 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:48:47,443 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:48:47,443 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:48:47,443 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:48:47,443 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:48:47,444 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:48:47,444 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:48:47,444 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:48:47,444 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:48:47,444 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 06:48:47,444 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:48:47,444 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 06:48:47,445 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 06:48:47,445 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:48:47,445 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:48:47,445 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:48:47,445 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 06:48:47,445 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:48:47,445 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:48:47,446 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_2e826eda-dd18-44dc-936b-ed657fc1bbb8/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 -> df7585bdb7f55dd146660d2fca5142563fdf3df8 [2018-11-23 06:48:47,470 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:48:47,479 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:48:47,482 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:48:47,483 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:48:47,483 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:48:47,483 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-11-23 06:48:47,529 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/data/210e76afa/f329930ec98946a388a0bc8bc3f5f1a9/FLAG1b345a249 [2018-11-23 06:48:47,962 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:48:47,962 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-11-23 06:48:47,968 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/data/210e76afa/f329930ec98946a388a0bc8bc3f5f1a9/FLAG1b345a249 [2018-11-23 06:48:47,981 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/data/210e76afa/f329930ec98946a388a0bc8bc3f5f1a9 [2018-11-23 06:48:47,984 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:48:47,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:48:47,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:48:47,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:48:47,989 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:48:47,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:48:47" (1/1) ... [2018-11-23 06:48:47,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1528b193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:47, skipping insertion in model container [2018-11-23 06:48:47,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:48:47" (1/1) ... [2018-11-23 06:48:48,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:48:48,020 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:48:48,166 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:48:48,169 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:48:48,190 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:48:48,241 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:48:48,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:48 WrapperNode [2018-11-23 06:48:48,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:48:48,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:48:48,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:48:48,242 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:48:48,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:48" (1/1) ... [2018-11-23 06:48:48,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:48" (1/1) ... [2018-11-23 06:48:48,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:48:48,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:48:48,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:48:48,261 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:48:48,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:48" (1/1) ... [2018-11-23 06:48:48,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:48" (1/1) ... [2018-11-23 06:48:48,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:48" (1/1) ... [2018-11-23 06:48:48,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:48" (1/1) ... [2018-11-23 06:48:48,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:48" (1/1) ... [2018-11-23 06:48:48,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:48" (1/1) ... [2018-11-23 06:48:48,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:48" (1/1) ... [2018-11-23 06:48:48,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:48:48,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:48:48,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:48:48,287 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:48:48,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/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 06:48:48,321 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 06:48:48,321 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 06:48:48,321 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-23 06:48:48,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-23 06:48:48,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-23 06:48:48,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 06:48:48,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 06:48:48,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 06:48:48,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 06:48:48,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 06:48:48,322 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2018-11-23 06:48:48,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2018-11-23 06:48:48,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:48:48,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:48:48,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 06:48:48,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 06:48:48,537 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:48:48,537 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 06:48:48,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:48:48 BoogieIcfgContainer [2018-11-23 06:48:48,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:48:48,537 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 06:48:48,538 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 06:48:48,539 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 06:48:48,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:48:47" (1/3) ... [2018-11-23 06:48:48,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f266084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:48:48, skipping insertion in model container [2018-11-23 06:48:48,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:48" (2/3) ... [2018-11-23 06:48:48,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f266084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:48:48, skipping insertion in model container [2018-11-23 06:48:48,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:48:48" (3/3) ... [2018-11-23 06:48:48,542 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0920b_true-unreach-call.c [2018-11-23 06:48:48,548 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 06:48:48,554 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 06:48:48,564 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 06:48:48,582 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 06:48:48,582 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 06:48:48,582 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 06:48:48,583 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 06:48:48,583 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 06:48:48,583 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 06:48:48,583 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 06:48:48,583 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 06:48:48,583 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 06:48:48,595 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states. [2018-11-23 06:48:48,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 06:48:48,600 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:48:48,600 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 06:48:48,602 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:48:48,606 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:48:48,606 INFO L82 PathProgramCache]: Analyzing trace with hash -2125295103, now seen corresponding path program 1 times [2018-11-23 06:48:48,607 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:48:48,608 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:48:48,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:48:48,636 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:48:48,637 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:48:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:48:48,709 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 06:48:48,711 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:48:48,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 06:48:48,714 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 06:48:48,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 06:48:48,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 06:48:48,723 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 2 states. [2018-11-23 06:48:48,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:48:48,736 INFO L93 Difference]: Finished difference Result 78 states and 112 transitions. [2018-11-23 06:48:48,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 06:48:48,737 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-11-23 06:48:48,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:48:48,743 INFO L225 Difference]: With dead ends: 78 [2018-11-23 06:48:48,743 INFO L226 Difference]: Without dead ends: 39 [2018-11-23 06:48:48,745 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 06:48:48,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2018-11-23 06:48:48,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2018-11-23 06:48:48,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-23 06:48:48,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 49 transitions. [2018-11-23 06:48:48,768 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 49 transitions. Word has length 21 [2018-11-23 06:48:48,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:48:48,769 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 49 transitions. [2018-11-23 06:48:48,769 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 06:48:48,769 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2018-11-23 06:48:48,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 06:48:48,770 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:48:48,770 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:48:48,770 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:48:48,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:48:48,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1250768616, now seen corresponding path program 1 times [2018-11-23 06:48:48,771 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:48:48,771 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:48:48,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:48:48,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:48:48,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:48:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:48:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:48:48,833 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|#NULL.base|=6442450955, |#NULL.offset|=6442450946, |old(#NULL.base)|=6442450955, |old(#NULL.offset)|=6442450946, |old(~Lg1_log~0)|=6442450960.0, |old(~Lg2_log~0)|=6442450962.0, |old(~Lg3_log~0)|=6442450945.0, |old(~Lg4_log~0)|=6442450948.0, |old(~Lg5_log~0)|=6442450950.0, |old(~Lg6_log~0)|=6442450959.0, |old(~Lg7_log~0)|=6442450958.0, |old(~ln2_hi_log~0)|=6442450947.0, |old(~ln2_lo_log~0)|=6442450954.0, |old(~two25_log~0)|=6442450957.0, |old(~zero_log~0)|=6442450956.0, ~Lg1_log~0=6442450960.0, ~Lg2_log~0=6442450962.0, ~Lg3_log~0=6442450945.0, ~Lg4_log~0=6442450948.0, ~Lg5_log~0=6442450950.0, ~Lg6_log~0=6442450959.0, ~Lg7_log~0=6442450958.0, ~ln2_hi_log~0=6442450947.0, ~ln2_lo_log~0=6442450954.0, ~two25_log~0=6442450957.0, ~zero_log~0=6442450956.0] [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~ln2_hi_log~0 := 0.69313812256;~ln2_lo_log~0 := 9.0580006145E-6;~two25_log~0 := 3.3554432E7;~Lg1_log~0 := 0.66666668653;~Lg2_log~0 := 0.40000000596;~Lg3_log~0 := 0.28571429849;~Lg4_log~0 := 0.22222198546;~Lg5_log~0 := 0.1818357259;~Lg6_log~0 := 0.15313838422;~Lg7_log~0 := 0.1479819864;~zero_log~0 := 0.0; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=6442450955, |old(#NULL.offset)|=6442450946, |old(~Lg1_log~0)|=6442450960.0, |old(~Lg2_log~0)|=6442450962.0, |old(~Lg3_log~0)|=6442450945.0, |old(~Lg4_log~0)|=6442450948.0, |old(~Lg5_log~0)|=6442450950.0, |old(~Lg6_log~0)|=6442450959.0, |old(~Lg7_log~0)|=6442450958.0, |old(~ln2_hi_log~0)|=6442450947.0, |old(~ln2_lo_log~0)|=6442450954.0, |old(~two25_log~0)|=6442450957.0, |old(~zero_log~0)|=6442450956.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] assume true; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=6442450955, |old(#NULL.offset)|=6442450946, |old(~Lg1_log~0)|=6442450960.0, |old(~Lg2_log~0)|=6442450962.0, |old(~Lg3_log~0)|=6442450945.0, |old(~Lg4_log~0)|=6442450948.0, |old(~Lg5_log~0)|=6442450950.0, |old(~Lg6_log~0)|=6442450959.0, |old(~Lg7_log~0)|=6442450958.0, |old(~ln2_hi_log~0)|=6442450947.0, |old(~ln2_lo_log~0)|=6442450954.0, |old(~two25_log~0)|=6442450957.0, |old(~zero_log~0)|=6442450956.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] RET #107#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] CALL call #t~ret10 := main(); VAL [|#NULL.base|=0, |#NULL.offset|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [|#NULL.base|=0, |#NULL.offset|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=6442450952.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] ~x := #in~x;havoc ~hfsq~0;havoc ~f~0;havoc ~s~0;havoc ~z~0;havoc ~R~0;havoc ~w~0;havoc ~t1~0;havoc ~t2~0;havoc ~dk~0;havoc ~k~0;havoc ~ix~1;havoc ~i~0;havoc ~j~0; VAL [__ieee754_logf_~x=6442450952.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=6442450952.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] call ~#gf_u~1.base, ~#gf_u~1.offset := #Ultimate.alloc(4);call write~real(~x, ~#gf_u~1.base, ~#gf_u~1.offset, 4);call #t~mem2 := read~int(~#gf_u~1.base, ~#gf_u~1.offset, 4);~ix~1 := (if #t~mem2 % 4294967296 % 4294967296 <= 2147483647 then #t~mem2 % 4294967296 % 4294967296 else #t~mem2 % 4294967296 % 4294967296 - 4294967296);call write~real(#t~union3, ~#gf_u~1.base, ~#gf_u~1.offset, 4);havoc #t~mem2;havoc #t~union3;call ULTIMATE.dealloc(~#gf_u~1.base, ~#gf_u~1.offset);havoc ~#gf_u~1.base, ~#gf_u~1.offset; VAL [__ieee754_logf_~ix~1=(- 2147483648), __ieee754_logf_~x=6442450952.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=6442450952.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] goto; VAL [__ieee754_logf_~ix~1=(- 2147483648), __ieee754_logf_~x=6442450952.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=6442450952.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] ~k~0 := 0; VAL [__ieee754_logf_~ix~1=(- 2147483648), __ieee754_logf_~k~0=0, __ieee754_logf_~x=6442450952.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=6442450952.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] assume 0 == ~bitwiseAnd(~ix~1, 2147483647);#res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [__ieee754_logf_~ix~1=(- 2147483648), __ieee754_logf_~k~0=0, __ieee754_logf_~x=6442450952.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=6442450952.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] assume true; VAL [__ieee754_logf_~ix~1=(- 2147483648), __ieee754_logf_~k~0=0, __ieee754_logf_~x=6442450952.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=6442450952.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] RET #111#return; VAL [main_~x~0=6442450952.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret8|=6442450949.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] ~res~0 := #t~ret8;havoc #t~ret8; VAL [main_~res~0=6442450949.0, main_~x~0=6442450952.0, |#NULL.base|=0, |#NULL.offset|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] CALL call #t~ret9 := isnan_float(~res~0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |isnan_float_#in~x|=6442450949.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] ~x := #in~x;#res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [isnan_float_~x=6442450949.0, |#NULL.base|=0, |#NULL.offset|=0, |isnan_float_#in~x|=6442450949.0, |isnan_float_#res|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] assume true; VAL [isnan_float_~x=6442450949.0, |#NULL.base|=0, |#NULL.offset|=0, |isnan_float_#in~x|=6442450949.0, |isnan_float_#res|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] RET #113#return; VAL [main_~res~0=6442450949.0, main_~x~0=6442450952.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret9|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] assume -2147483648 <= #t~ret9 && #t~ret9 <= 2147483647; VAL [main_~res~0=6442450949.0, main_~x~0=6442450952.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret9|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] assume 0 == #t~ret9;havoc #t~ret9; VAL [main_~res~0=6442450949.0, main_~x~0=6442450952.0, |#NULL.base|=0, |#NULL.offset|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] assume !false; VAL [main_~res~0=6442450949.0, main_~x~0=6442450952.0, |#NULL.base|=0, |#NULL.offset|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] CALL call ULTIMATE.init(); VAL [#NULL.base=6442450955, #NULL.offset=6442450946, old(#NULL.base)=6442450955, old(#NULL.offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=6.44245096E9, ~Lg2_log~0=6.442450962E9, ~Lg3_log~0=6.442450945E9, ~Lg4_log~0=6.442450948E9, ~Lg5_log~0=6.44245095E9, ~Lg6_log~0=6.442450959E9, ~Lg7_log~0=6.442450958E9, ~ln2_hi_log~0=6.442450947E9, ~ln2_lo_log~0=6.442450954E9, ~two25_log~0=6.442450957E9, ~zero_log~0=6.442450956E9] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L24-L28] ~ln2_hi_log~0 := 0.69313812256; [L24-L28] ~ln2_lo_log~0 := 9.0580006145E-6; [L24-L28] ~two25_log~0 := 3.3554432E7; [L24-L28] ~Lg1_log~0 := 0.66666668653; [L24-L28] ~Lg2_log~0 := 0.40000000596; [L24-L28] ~Lg3_log~0 := 0.28571429849; [L24-L28] ~Lg4_log~0 := 0.22222198546; [L24-L28] ~Lg5_log~0 := 0.1818357259; [L24-L28] ~Lg6_log~0 := 0.15313838422; [L24-L28] ~Lg7_log~0 := 0.1479819864; [L30] ~zero_log~0 := 0.0; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450955, old(#NULL.offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450955, old(#NULL.offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] CALL call #t~ret10 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L120] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L121] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [#in~x=6.442450952E9, #NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L32-L108] ~x := #in~x; [L33] havoc ~hfsq~0; [L33] havoc ~f~0; [L33] havoc ~s~0; [L33] havoc ~z~0; [L33] havoc ~R~0; [L33] havoc ~w~0; [L33] havoc ~t1~0; [L33] havoc ~t2~0; [L33] havoc ~dk~0; [L34] havoc ~k~0; [L34] havoc ~ix~1; [L34] havoc ~i~0; [L34] havoc ~j~0; VAL [#in~x=6.442450952E9, #NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L37] call ~#gf_u~1.base, ~#gf_u~1.offset := #Ultimate.alloc(4); [L38] call write~real(~x, ~#gf_u~1.base, ~#gf_u~1.offset, 4); [L39] call #t~mem2 := read~int(~#gf_u~1.base, ~#gf_u~1.offset, 4); [L39] ~ix~1 := (if #t~mem2 % 4294967296 % 4294967296 <= 2147483647 then #t~mem2 % 4294967296 % 4294967296 else #t~mem2 % 4294967296 % 4294967296 - 4294967296); [L39] call write~real(#t~union3, ~#gf_u~1.base, ~#gf_u~1.offset, 4); [L39] havoc #t~mem2; [L39] havoc #t~union3; [L37] call ULTIMATE.dealloc(~#gf_u~1.base, ~#gf_u~1.offset); [L37] havoc ~#gf_u~1.base, ~#gf_u~1.offset; VAL [#in~x=6.442450952E9, #NULL.base=0, #NULL.offset=0, ~ix~1=-2147483648, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L42] ~k~0 := 0; VAL [#in~x=6.442450952E9, #NULL.base=0, #NULL.offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L43-L44] assume 0 == ~bitwiseAnd(~ix~1, 2147483647); [L44] #res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [#in~x=6.442450952E9, #NULL.base=0, #NULL.offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L32-L108] ensures true; VAL [#in~x=6.442450952E9, #NULL.base=0, #NULL.offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L121] RET call #t~ret8 := __ieee754_logf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret8=6.442450949E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L121] ~res~0 := #t~ret8; [L121] havoc #t~ret8; VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] CALL call #t~ret9 := isnan_float(~res~0); VAL [#in~x=6.442450949E9, #NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L111] ~x := #in~x; [L111] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=6.442450949E9, #NULL.base=0, #NULL.offset=0, #res=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450949E9, ~zero_log~0=0.0] [L111] ensures true; VAL [#in~x=6.442450949E9, #NULL.base=0, #NULL.offset=0, #res=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450949E9, ~zero_log~0=0.0] [L124] RET call #t~ret9 := isnan_float(~res~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret9=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] assume -2147483648 <= #t~ret9 && #t~ret9 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~ret9=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124-L127] assume 0 == #t~ret9; [L124] havoc #t~ret9; VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L125] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL.base=6442450955, #NULL.offset=6442450946, old(#NULL.base)=6442450955, old(#NULL.offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=6.44245096E9, ~Lg2_log~0=6.442450962E9, ~Lg3_log~0=6.442450945E9, ~Lg4_log~0=6.442450948E9, ~Lg5_log~0=6.44245095E9, ~Lg6_log~0=6.442450959E9, ~Lg7_log~0=6.442450958E9, ~ln2_hi_log~0=6.442450947E9, ~ln2_lo_log~0=6.442450954E9, ~two25_log~0=6.442450957E9, ~zero_log~0=6.442450956E9] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L24-L28] ~ln2_hi_log~0 := 0.69313812256; [L24-L28] ~ln2_lo_log~0 := 9.0580006145E-6; [L24-L28] ~two25_log~0 := 3.3554432E7; [L24-L28] ~Lg1_log~0 := 0.66666668653; [L24-L28] ~Lg2_log~0 := 0.40000000596; [L24-L28] ~Lg3_log~0 := 0.28571429849; [L24-L28] ~Lg4_log~0 := 0.22222198546; [L24-L28] ~Lg5_log~0 := 0.1818357259; [L24-L28] ~Lg6_log~0 := 0.15313838422; [L24-L28] ~Lg7_log~0 := 0.1479819864; [L30] ~zero_log~0 := 0.0; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450955, old(#NULL.offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450955, old(#NULL.offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] CALL call #t~ret10 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L120] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L121] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [#in~x=6.442450952E9, #NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L32-L108] ~x := #in~x; [L33] havoc ~hfsq~0; [L33] havoc ~f~0; [L33] havoc ~s~0; [L33] havoc ~z~0; [L33] havoc ~R~0; [L33] havoc ~w~0; [L33] havoc ~t1~0; [L33] havoc ~t2~0; [L33] havoc ~dk~0; [L34] havoc ~k~0; [L34] havoc ~ix~1; [L34] havoc ~i~0; [L34] havoc ~j~0; VAL [#in~x=6.442450952E9, #NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L37] call ~#gf_u~1.base, ~#gf_u~1.offset := #Ultimate.alloc(4); [L38] call write~real(~x, ~#gf_u~1.base, ~#gf_u~1.offset, 4); [L39] call #t~mem2 := read~int(~#gf_u~1.base, ~#gf_u~1.offset, 4); [L39] ~ix~1 := (if #t~mem2 % 4294967296 % 4294967296 <= 2147483647 then #t~mem2 % 4294967296 % 4294967296 else #t~mem2 % 4294967296 % 4294967296 - 4294967296); [L39] call write~real(#t~union3, ~#gf_u~1.base, ~#gf_u~1.offset, 4); [L39] havoc #t~mem2; [L39] havoc #t~union3; [L37] call ULTIMATE.dealloc(~#gf_u~1.base, ~#gf_u~1.offset); [L37] havoc ~#gf_u~1.base, ~#gf_u~1.offset; VAL [#in~x=6.442450952E9, #NULL.base=0, #NULL.offset=0, ~ix~1=-2147483648, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L42] ~k~0 := 0; VAL [#in~x=6.442450952E9, #NULL.base=0, #NULL.offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L43-L44] assume 0 == ~bitwiseAnd(~ix~1, 2147483647); [L44] #res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [#in~x=6.442450952E9, #NULL.base=0, #NULL.offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L32-L108] ensures true; VAL [#in~x=6.442450952E9, #NULL.base=0, #NULL.offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L121] RET call #t~ret8 := __ieee754_logf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret8=6.442450949E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L121] ~res~0 := #t~ret8; [L121] havoc #t~ret8; VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] CALL call #t~ret9 := isnan_float(~res~0); VAL [#in~x=6.442450949E9, #NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L111] ~x := #in~x; [L111] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=6.442450949E9, #NULL.base=0, #NULL.offset=0, #res=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450949E9, ~zero_log~0=0.0] [L111] ensures true; VAL [#in~x=6.442450949E9, #NULL.base=0, #NULL.offset=0, #res=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450949E9, ~zero_log~0=0.0] [L124] RET call #t~ret9 := isnan_float(~res~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret9=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] assume -2147483648 <= #t~ret9 && #t~ret9 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~ret9=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124-L127] assume 0 == #t~ret9; [L124] havoc #t~ret9; VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L125] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450955, #NULL!offset=6442450946, old(#NULL!base)=6442450955, old(#NULL!offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=6.44245096E9, ~Lg2_log~0=6.442450962E9, ~Lg3_log~0=6.442450945E9, ~Lg4_log~0=6.442450948E9, ~Lg5_log~0=6.44245095E9, ~Lg6_log~0=6.442450959E9, ~Lg7_log~0=6.442450958E9, ~ln2_hi_log~0=6.442450947E9, ~ln2_lo_log~0=6.442450954E9, ~two25_log~0=6.442450957E9, ~zero_log~0=6.442450956E9] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L24-L28] ~ln2_hi_log~0 := 0.69313812256; [L24-L28] ~ln2_lo_log~0 := 9.0580006145E-6; [L24-L28] ~two25_log~0 := 3.3554432E7; [L24-L28] ~Lg1_log~0 := 0.66666668653; [L24-L28] ~Lg2_log~0 := 0.40000000596; [L24-L28] ~Lg3_log~0 := 0.28571429849; [L24-L28] ~Lg4_log~0 := 0.22222198546; [L24-L28] ~Lg5_log~0 := 0.1818357259; [L24-L28] ~Lg6_log~0 := 0.15313838422; [L24-L28] ~Lg7_log~0 := 0.1479819864; [L30] ~zero_log~0 := 0.0; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=6442450955, old(#NULL!offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] CALL call #t~ret10 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L120] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L121] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L32-L108] ~x := #in~x; [L33] havoc ~hfsq~0; [L33] havoc ~f~0; [L33] havoc ~s~0; [L33] havoc ~z~0; [L33] havoc ~R~0; [L33] havoc ~w~0; [L33] havoc ~t1~0; [L33] havoc ~t2~0; [L33] havoc ~dk~0; [L34] havoc ~k~0; [L34] havoc ~ix~1; [L34] havoc ~i~0; [L34] havoc ~j~0; VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L37] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L38] FCALL call write~real(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L39] FCALL call #t~mem2 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L39] ~ix~1 := (if #t~mem2 % 4294967296 % 4294967296 <= 2147483647 then #t~mem2 % 4294967296 % 4294967296 else #t~mem2 % 4294967296 % 4294967296 - 4294967296); [L39] FCALL call write~real(#t~union3, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L39] havoc #t~mem2; [L39] havoc #t~union3; [L37] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L37] havoc ~#gf_u~1; VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L42] ~k~0 := 0; VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L43] COND TRUE 0 == ~bitwiseAnd(~ix~1, 2147483647) [L44] #res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L121] RET call #t~ret8 := __ieee754_logf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=6.442450949E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L121] ~res~0 := #t~ret8; [L121] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] CALL call #t~ret9 := isnan_float(~res~0); VAL [#in~x=6.442450949E9, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L111] ~x := #in~x; [L111] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=6.442450949E9, #NULL!base=0, #NULL!offset=0, #res=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450949E9, ~zero_log~0=0.0] [L124] RET call #t~ret9 := isnan_float(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret9=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] assume -2147483648 <= #t~ret9 && #t~ret9 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret9=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] COND TRUE 0 == #t~ret9 [L124] havoc #t~ret9; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L125] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450955, #NULL!offset=6442450946, old(#NULL!base)=6442450955, old(#NULL!offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=6.44245096E9, ~Lg2_log~0=6.442450962E9, ~Lg3_log~0=6.442450945E9, ~Lg4_log~0=6.442450948E9, ~Lg5_log~0=6.44245095E9, ~Lg6_log~0=6.442450959E9, ~Lg7_log~0=6.442450958E9, ~ln2_hi_log~0=6.442450947E9, ~ln2_lo_log~0=6.442450954E9, ~two25_log~0=6.442450957E9, ~zero_log~0=6.442450956E9] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L24-L28] ~ln2_hi_log~0 := 0.69313812256; [L24-L28] ~ln2_lo_log~0 := 9.0580006145E-6; [L24-L28] ~two25_log~0 := 3.3554432E7; [L24-L28] ~Lg1_log~0 := 0.66666668653; [L24-L28] ~Lg2_log~0 := 0.40000000596; [L24-L28] ~Lg3_log~0 := 0.28571429849; [L24-L28] ~Lg4_log~0 := 0.22222198546; [L24-L28] ~Lg5_log~0 := 0.1818357259; [L24-L28] ~Lg6_log~0 := 0.15313838422; [L24-L28] ~Lg7_log~0 := 0.1479819864; [L30] ~zero_log~0 := 0.0; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=6442450955, old(#NULL!offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] CALL call #t~ret10 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L120] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L121] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L32-L108] ~x := #in~x; [L33] havoc ~hfsq~0; [L33] havoc ~f~0; [L33] havoc ~s~0; [L33] havoc ~z~0; [L33] havoc ~R~0; [L33] havoc ~w~0; [L33] havoc ~t1~0; [L33] havoc ~t2~0; [L33] havoc ~dk~0; [L34] havoc ~k~0; [L34] havoc ~ix~1; [L34] havoc ~i~0; [L34] havoc ~j~0; VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L37] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L38] FCALL call write~real(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L39] FCALL call #t~mem2 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L39] ~ix~1 := (if #t~mem2 % 4294967296 % 4294967296 <= 2147483647 then #t~mem2 % 4294967296 % 4294967296 else #t~mem2 % 4294967296 % 4294967296 - 4294967296); [L39] FCALL call write~real(#t~union3, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L39] havoc #t~mem2; [L39] havoc #t~union3; [L37] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L37] havoc ~#gf_u~1; VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L42] ~k~0 := 0; VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L43] COND TRUE 0 == ~bitwiseAnd(~ix~1, 2147483647) [L44] #res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L121] RET call #t~ret8 := __ieee754_logf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=6.442450949E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L121] ~res~0 := #t~ret8; [L121] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] CALL call #t~ret9 := isnan_float(~res~0); VAL [#in~x=6.442450949E9, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L111] ~x := #in~x; [L111] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=6.442450949E9, #NULL!base=0, #NULL!offset=0, #res=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450949E9, ~zero_log~0=0.0] [L124] RET call #t~ret9 := isnan_float(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret9=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] assume -2147483648 <= #t~ret9 && #t~ret9 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret9=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] COND TRUE 0 == #t~ret9 [L124] havoc #t~ret9; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L125] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450955, #NULL!offset=6442450946, old(#NULL!base)=6442450955, old(#NULL!offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=6.44245096E9, ~Lg2_log~0=6.442450962E9, ~Lg3_log~0=6.442450945E9, ~Lg4_log~0=6.442450948E9, ~Lg5_log~0=6.44245095E9, ~Lg6_log~0=6.442450959E9, ~Lg7_log~0=6.442450958E9, ~ln2_hi_log~0=6.442450947E9, ~ln2_lo_log~0=6.442450954E9, ~two25_log~0=6.442450957E9, ~zero_log~0=6.442450956E9] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L24-L28] ~ln2_hi_log~0 := 0.69313812256; [L24-L28] ~ln2_lo_log~0 := 9.0580006145E-6; [L24-L28] ~two25_log~0 := 3.3554432E7; [L24-L28] ~Lg1_log~0 := 0.66666668653; [L24-L28] ~Lg2_log~0 := 0.40000000596; [L24-L28] ~Lg3_log~0 := 0.28571429849; [L24-L28] ~Lg4_log~0 := 0.22222198546; [L24-L28] ~Lg5_log~0 := 0.1818357259; [L24-L28] ~Lg6_log~0 := 0.15313838422; [L24-L28] ~Lg7_log~0 := 0.1479819864; [L30] ~zero_log~0 := 0.0; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=6442450955, old(#NULL!offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] CALL call #t~ret10 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L120] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L121] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L32-L108] ~x := #in~x; [L33] havoc ~hfsq~0; [L33] havoc ~f~0; [L33] havoc ~s~0; [L33] havoc ~z~0; [L33] havoc ~R~0; [L33] havoc ~w~0; [L33] havoc ~t1~0; [L33] havoc ~t2~0; [L33] havoc ~dk~0; [L34] havoc ~k~0; [L34] havoc ~ix~1; [L34] havoc ~i~0; [L34] havoc ~j~0; VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L37] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L38] FCALL call write~real(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L39] FCALL call #t~mem2 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L39] ~ix~1 := (if #t~mem2 % 4294967296 % 4294967296 <= 2147483647 then #t~mem2 % 4294967296 % 4294967296 else #t~mem2 % 4294967296 % 4294967296 - 4294967296); [L39] FCALL call write~real(#t~union3, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L39] havoc #t~mem2; [L39] havoc #t~union3; [L37] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L37] havoc ~#gf_u~1; VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L42] ~k~0 := 0; VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L43] COND TRUE 0 == ~bitwiseAnd(~ix~1, 2147483647) [L44] #res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L121] RET call #t~ret8 := __ieee754_logf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=6.442450949E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L121] ~res~0 := #t~ret8; [L121] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] CALL call #t~ret9 := isnan_float(~res~0); VAL [#in~x=6.442450949E9, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L111] ~x := #in~x; [L111] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=6.442450949E9, #NULL!base=0, #NULL!offset=0, #res=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450949E9, ~zero_log~0=0.0] [L124] RET call #t~ret9 := isnan_float(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret9=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] assume -2147483648 <= #t~ret9 && #t~ret9 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret9=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] COND TRUE 0 == #t~ret9 [L124] havoc #t~ret9; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L125] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450955, #NULL!offset=6442450946, old(#NULL!base)=6442450955, old(#NULL!offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=6.44245096E9, ~Lg2_log~0=6.442450962E9, ~Lg3_log~0=6.442450945E9, ~Lg4_log~0=6.442450948E9, ~Lg5_log~0=6.44245095E9, ~Lg6_log~0=6.442450959E9, ~Lg7_log~0=6.442450958E9, ~ln2_hi_log~0=6.442450947E9, ~ln2_lo_log~0=6.442450954E9, ~two25_log~0=6.442450957E9, ~zero_log~0=6.442450956E9] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L24-L28] ~ln2_hi_log~0 := 0.69313812256; [L24-L28] ~ln2_lo_log~0 := 9.0580006145E-6; [L24-L28] ~two25_log~0 := 3.3554432E7; [L24-L28] ~Lg1_log~0 := 0.66666668653; [L24-L28] ~Lg2_log~0 := 0.40000000596; [L24-L28] ~Lg3_log~0 := 0.28571429849; [L24-L28] ~Lg4_log~0 := 0.22222198546; [L24-L28] ~Lg5_log~0 := 0.1818357259; [L24-L28] ~Lg6_log~0 := 0.15313838422; [L24-L28] ~Lg7_log~0 := 0.1479819864; [L30] ~zero_log~0 := 0.0; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=6442450955, old(#NULL!offset)=6442450946, old(~Lg1_log~0)=6.44245096E9, old(~Lg2_log~0)=6.442450962E9, old(~Lg3_log~0)=6.442450945E9, old(~Lg4_log~0)=6.442450948E9, old(~Lg5_log~0)=6.44245095E9, old(~Lg6_log~0)=6.442450959E9, old(~Lg7_log~0)=6.442450958E9, old(~ln2_hi_log~0)=6.442450947E9, old(~ln2_lo_log~0)=6.442450954E9, old(~two25_log~0)=6.442450957E9, old(~zero_log~0)=6.442450956E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] CALL call #t~ret10 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L120] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L121] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L32-L108] ~x := #in~x; [L33] havoc ~hfsq~0; [L33] havoc ~f~0; [L33] havoc ~s~0; [L33] havoc ~z~0; [L33] havoc ~R~0; [L33] havoc ~w~0; [L33] havoc ~t1~0; [L33] havoc ~t2~0; [L33] havoc ~dk~0; [L34] havoc ~k~0; [L34] havoc ~ix~1; [L34] havoc ~i~0; [L34] havoc ~j~0; VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L37] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L38] FCALL call write~real(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L39] FCALL call #t~mem2 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L39] ~ix~1 := (if #t~mem2 % 4294967296 % 4294967296 <= 2147483647 then #t~mem2 % 4294967296 % 4294967296 else #t~mem2 % 4294967296 % 4294967296 - 4294967296); [L39] FCALL call write~real(#t~union3, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L39] havoc #t~mem2; [L39] havoc #t~union3; [L37] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L37] havoc ~#gf_u~1; VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L42] ~k~0 := 0; VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L43] COND TRUE 0 == ~bitwiseAnd(~ix~1, 2147483647) [L44] #res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [#in~x=6.442450952E9, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450952E9, ~zero_log~0=0.0] [L121] RET call #t~ret8 := __ieee754_logf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=6.442450949E9, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L121] ~res~0 := #t~ret8; [L121] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] CALL call #t~ret9 := isnan_float(~res~0); VAL [#in~x=6.442450949E9, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L111] ~x := #in~x; [L111] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=6.442450949E9, #NULL!base=0, #NULL!offset=0, #res=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=6.442450949E9, ~zero_log~0=0.0] [L124] RET call #t~ret9 := isnan_float(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret9=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] assume -2147483648 <= #t~ret9 && #t~ret9 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret9=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L124] COND TRUE 0 == #t~ret9 [L124] havoc #t~ret9; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L125] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=6.442450949E9, ~two25_log~0=3.3554432E7, ~x~0=6.442450952E9, ~zero_log~0=0.0] [L24-L28] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L30] static const float zero_log = 0.0; VAL [\old(Lg1_log)=6442450960, \old(Lg2_log)=6442450962, \old(Lg3_log)=6442450945, \old(Lg4_log)=6442450948, \old(Lg5_log)=6442450950, \old(Lg6_log)=6442450959, \old(Lg7_log)=6442450958, \old(ln2_hi_log)=6442450947, \old(ln2_lo_log)=6442450954, \old(two25_log)=6442450957, \old(zero_log)=6442450956, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L120] float x = -1.0f / 0.0f; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L121] CALL, EXPR __ieee754_logf(x) VAL [\old(x)=6442450952, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L33] float hfsq, f, s, z, R, w, t1, t2, dk; [L34] __int32_t k, ix, i, j; VAL [\old(x)=6442450952, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=6442450952, zero_log=0] [L37] ieee_float_shape_type gf_u; [L38] gf_u.value = (x) [L39] EXPR gf_u.word [L39] (ix) = gf_u.word [L42] k = 0 VAL [\old(x)=6442450952, ix=-2147483648, k=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=6442450952, zero_log=0] [L43] COND TRUE ((ix & 0x7fffffff) == 0) [L44] return -two25_log / zero_log; VAL [\old(x)=6442450952, ix=-2147483648, k=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=6442450952, zero_log=0] [L121] RET, EXPR __ieee754_logf(x) VAL [__ieee754_logf(x)=6442450949, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=6442450952, zero_log=0] [L121] float res = __ieee754_logf(x); [L124] CALL, EXPR isnan_float(res) VAL [\old(x)=6442450949, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L111] return x != x; VAL [\old(x)=6442450949, \result=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=6442450949, zero_log=0] [L124] RET, EXPR isnan_float(res) VAL [isnan_float(res)=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, res=6442450949, two25_log=33554432, x=6442450952, zero_log=0] [L124] COND TRUE !isnan_float(res) [L125] __VERIFIER_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, res=6442450949, two25_log=33554432, x=6442450952, zero_log=0] ----- [2018-11-23 06:48:48,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:48:48 BoogieIcfgContainer [2018-11-23 06:48:48,902 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 06:48:48,902 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:48:48,909 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:48:48,909 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:48:48,910 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:48:48" (3/4) ... [2018-11-23 06:48:48,913 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 06:48:48,913 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:48:48,914 INFO L168 Benchmark]: Toolchain (without parser) took 929.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 961.9 MB in the beginning and 1.1 GB in the end (delta: -106.9 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2018-11-23 06:48:48,915 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:48:48,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 961.9 MB in the beginning and 1.1 GB in the end (delta: -174.9 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-11-23 06:48:48,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.86 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 06:48:48,917 INFO L168 Benchmark]: Boogie Preprocessor took 25.56 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 06:48:48,917 INFO L168 Benchmark]: RCFGBuilder took 250.52 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: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:48:48,918 INFO L168 Benchmark]: TraceAbstraction took 364.20 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 06:48:48,923 INFO L168 Benchmark]: Witness Printer took 11.23 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 06:48:48,925 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 256.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 961.9 MB in the beginning and 1.1 GB in the end (delta: -174.9 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.86 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 25.56 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. * RCFGBuilder took 250.52 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: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 364.20 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 11.23 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: 125]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of bitwiseAnd at line 43. Possible FailurePath: [L24-L28] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L30] static const float zero_log = 0.0; VAL [\old(Lg1_log)=6442450960, \old(Lg2_log)=6442450962, \old(Lg3_log)=6442450945, \old(Lg4_log)=6442450948, \old(Lg5_log)=6442450950, \old(Lg6_log)=6442450959, \old(Lg7_log)=6442450958, \old(ln2_hi_log)=6442450947, \old(ln2_lo_log)=6442450954, \old(two25_log)=6442450957, \old(zero_log)=6442450956, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L120] float x = -1.0f / 0.0f; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L121] CALL, EXPR __ieee754_logf(x) VAL [\old(x)=6442450952, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L33] float hfsq, f, s, z, R, w, t1, t2, dk; [L34] __int32_t k, ix, i, j; VAL [\old(x)=6442450952, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=6442450952, zero_log=0] [L37] ieee_float_shape_type gf_u; [L38] gf_u.value = (x) [L39] EXPR gf_u.word [L39] (ix) = gf_u.word [L42] k = 0 VAL [\old(x)=6442450952, ix=-2147483648, k=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=6442450952, zero_log=0] [L43] COND TRUE ((ix & 0x7fffffff) == 0) [L44] return -two25_log / zero_log; VAL [\old(x)=6442450952, ix=-2147483648, k=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=6442450952, zero_log=0] [L121] RET, EXPR __ieee754_logf(x) VAL [__ieee754_logf(x)=6442450949, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=6442450952, zero_log=0] [L121] float res = __ieee754_logf(x); [L124] CALL, EXPR isnan_float(res) VAL [\old(x)=6442450949, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L111] return x != x; VAL [\old(x)=6442450949, \result=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=6442450949, zero_log=0] [L124] RET, EXPR isnan_float(res) VAL [isnan_float(res)=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, res=6442450949, two25_log=33554432, x=6442450952, zero_log=0] [L124] COND TRUE !isnan_float(res) [L125] __VERIFIER_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, res=6442450949, two25_log=33554432, x=6442450952, zero_log=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 43 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 53 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=43occurred 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, 43 NumberOfCodeBlocks, 43 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 400 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 06:48:50,381 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:48:50,382 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:48:50,389 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:48:50,389 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:48:50,390 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:48:50,391 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:48:50,392 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:48:50,393 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:48:50,393 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:48:50,394 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:48:50,394 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:48:50,395 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:48:50,395 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:48:50,396 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:48:50,397 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:48:50,397 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:48:50,398 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:48:50,400 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:48:50,401 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:48:50,402 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:48:50,402 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:48:50,404 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:48:50,404 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:48:50,404 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:48:50,405 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:48:50,406 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:48:50,406 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:48:50,407 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:48:50,408 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:48:50,408 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:48:50,408 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:48:50,408 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:48:50,409 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:48:50,409 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:48:50,410 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:48:50,410 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 06:48:50,421 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:48:50,422 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:48:50,422 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:48:50,423 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 06:48:50,423 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:48:50,423 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:48:50,423 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 06:48:50,423 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:48:50,424 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:48:50,424 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:48:50,424 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:48:50,424 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:48:50,424 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:48:50,424 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:48:50,424 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 06:48:50,424 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 06:48:50,425 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:48:50,425 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:48:50,425 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:48:50,425 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:48:50,425 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:48:50,425 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 06:48:50,425 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:48:50,425 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 06:48:50,426 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 06:48:50,426 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:48:50,426 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:48:50,426 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:48:50,426 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 06:48:50,426 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:48:50,426 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 06:48:50,426 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 06:48:50,426 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_2e826eda-dd18-44dc-936b-ed657fc1bbb8/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 -> df7585bdb7f55dd146660d2fca5142563fdf3df8 [2018-11-23 06:48:50,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:48:50,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:48:50,464 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:48:50,465 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:48:50,465 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:48:50,465 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-11-23 06:48:50,501 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/data/f86785478/1003721a428d451d92bdc41216e11104/FLAGbec9173e8 [2018-11-23 06:48:50,901 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:48:50,901 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-11-23 06:48:50,905 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/data/f86785478/1003721a428d451d92bdc41216e11104/FLAGbec9173e8 [2018-11-23 06:48:50,914 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/data/f86785478/1003721a428d451d92bdc41216e11104 [2018-11-23 06:48:50,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:48:50,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:48:50,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:48:50,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:48:50,920 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:48:50,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:48:50" (1/1) ... [2018-11-23 06:48:50,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567d81a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:50, skipping insertion in model container [2018-11-23 06:48:50,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:48:50" (1/1) ... [2018-11-23 06:48:50,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:48:50,950 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:48:51,117 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:48:51,122 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:48:51,157 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:48:51,177 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:48:51,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:51 WrapperNode [2018-11-23 06:48:51,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:48:51,178 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:48:51,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:48:51,178 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:48:51,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:51" (1/1) ... [2018-11-23 06:48:51,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:51" (1/1) ... [2018-11-23 06:48:51,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:48:51,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:48:51,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:48:51,202 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:48:51,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:51" (1/1) ... [2018-11-23 06:48:51,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:51" (1/1) ... [2018-11-23 06:48:51,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:51" (1/1) ... [2018-11-23 06:48:51,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:51" (1/1) ... [2018-11-23 06:48:51,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:51" (1/1) ... [2018-11-23 06:48:51,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:51" (1/1) ... [2018-11-23 06:48:51,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:51" (1/1) ... [2018-11-23 06:48:51,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:48:51,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:48:51,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:48:51,272 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:48:51,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/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 06:48:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 06:48:51,303 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 06:48:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-23 06:48:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-23 06:48:51,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-23 06:48:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 06:48:51,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 06:48:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 06:48:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2018-11-23 06:48:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2018-11-23 06:48:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 06:48:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:48:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:48:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-23 06:48:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 06:48:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 06:49:03,416 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:49:03,416 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 06:49:03,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:49:03 BoogieIcfgContainer [2018-11-23 06:49:03,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:49:03,417 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 06:49:03,417 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 06:49:03,419 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 06:49:03,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:48:50" (1/3) ... [2018-11-23 06:49:03,420 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3501b105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:49:03, skipping insertion in model container [2018-11-23 06:49:03,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:48:51" (2/3) ... [2018-11-23 06:49:03,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3501b105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:49:03, skipping insertion in model container [2018-11-23 06:49:03,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:49:03" (3/3) ... [2018-11-23 06:49:03,422 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0920b_true-unreach-call.c [2018-11-23 06:49:03,428 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 06:49:03,433 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 06:49:03,443 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 06:49:03,462 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 06:49:03,462 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 06:49:03,463 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 06:49:03,463 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 06:49:03,463 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 06:49:03,463 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 06:49:03,463 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 06:49:03,463 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 06:49:03,463 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 06:49:03,475 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states. [2018-11-23 06:49:03,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:49:03,479 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:49:03,479 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 06:49:03,481 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:49:03,484 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:49:03,485 INFO L82 PathProgramCache]: Analyzing trace with hash 1279650342, now seen corresponding path program 1 times [2018-11-23 06:49:03,487 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 06:49:03,487 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/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 06:49:03,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:49:03,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:49:03,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:49:03,723 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 06:49:03,723 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 06:49:03,734 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:49:03,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 06:49:03,736 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 06:49:03,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 06:49:03,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 06:49:03,745 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 2 states. [2018-11-23 06:49:03,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:49:03,760 INFO L93 Difference]: Finished difference Result 76 states and 110 transitions. [2018-11-23 06:49:03,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 06:49:03,761 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-11-23 06:49:03,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:49:03,768 INFO L225 Difference]: With dead ends: 76 [2018-11-23 06:49:03,768 INFO L226 Difference]: Without dead ends: 38 [2018-11-23 06:49:03,771 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 19 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 06:49:03,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-11-23 06:49:03,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2018-11-23 06:49:03,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-11-23 06:49:03,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 48 transitions. [2018-11-23 06:49:03,797 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 48 transitions. Word has length 20 [2018-11-23 06:49:03,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:49:03,797 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 48 transitions. [2018-11-23 06:49:03,797 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 06:49:03,797 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2018-11-23 06:49:03,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 06:49:03,798 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:49:03,798 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 06:49:03,798 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:49:03,799 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:49:03,799 INFO L82 PathProgramCache]: Analyzing trace with hash -1035286437, now seen corresponding path program 1 times [2018-11-23 06:49:03,799 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 06:49:03,799 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/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 06:49:03,812 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:49:04,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:49:04,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:49:04,090 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 06:49:04,090 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 06:49:04,102 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:49:04,102 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 06:49:04,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 06:49:04,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 06:49:04,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 06:49:04,104 INFO L87 Difference]: Start difference. First operand 38 states and 48 transitions. Second operand 6 states. [2018-11-23 06:49:07,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:49:07,398 INFO L93 Difference]: Finished difference Result 52 states and 61 transitions. [2018-11-23 06:49:07,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 06:49:07,503 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-11-23 06:49:07,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:49:07,505 INFO L225 Difference]: With dead ends: 52 [2018-11-23 06:49:07,505 INFO L226 Difference]: Without dead ends: 42 [2018-11-23 06:49:07,506 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 06:49:07,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-11-23 06:49:07,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 38. [2018-11-23 06:49:07,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-11-23 06:49:07,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 47 transitions. [2018-11-23 06:49:07,510 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 47 transitions. Word has length 21 [2018-11-23 06:49:07,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:49:07,511 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 47 transitions. [2018-11-23 06:49:07,511 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 06:49:07,511 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2018-11-23 06:49:07,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 06:49:07,512 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:49:07,512 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:49:07,512 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:49:07,512 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:49:07,512 INFO L82 PathProgramCache]: Analyzing trace with hash -576214872, now seen corresponding path program 1 times [2018-11-23 06:49:07,513 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 06:49:07,513 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/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 06:49:07,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:49:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:49:07,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:49:09,081 WARN L180 SmtUtils]: Spent 863.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-23 06:49:09,223 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 06:49:09,223 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 06:49:09,236 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:49:09,236 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 06:49:09,236 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 06:49:09,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 06:49:09,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-11-23 06:49:09,237 INFO L87 Difference]: Start difference. First operand 38 states and 47 transitions. Second operand 10 states. [2018-11-23 06:49:10,282 WARN L180 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-23 06:49:23,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:49:23,066 INFO L93 Difference]: Finished difference Result 49 states and 58 transitions. [2018-11-23 06:49:23,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 06:49:23,066 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 22 [2018-11-23 06:49:23,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:49:23,067 INFO L225 Difference]: With dead ends: 49 [2018-11-23 06:49:23,067 INFO L226 Difference]: Without dead ends: 42 [2018-11-23 06:49:23,068 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2018-11-23 06:49:23,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-11-23 06:49:23,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 38. [2018-11-23 06:49:23,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-11-23 06:49:23,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 46 transitions. [2018-11-23 06:49:23,075 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 46 transitions. Word has length 22 [2018-11-23 06:49:23,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:49:23,075 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 46 transitions. [2018-11-23 06:49:23,075 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 06:49:23,075 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2018-11-23 06:49:23,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 06:49:23,076 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:49:23,076 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:49:23,076 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:49:23,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:49:23,077 INFO L82 PathProgramCache]: Analyzing trace with hash -15952265, now seen corresponding path program 1 times [2018-11-23 06:49:23,077 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 06:49:23,077 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/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 06:49:23,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:49:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:49:23,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:49:23,173 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 06:49:23,173 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 06:49:23,181 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:49:23,181 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 06:49:23,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 06:49:23,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 06:49:23,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 06:49:23,182 INFO L87 Difference]: Start difference. First operand 38 states and 46 transitions. Second operand 6 states. [2018-11-23 06:49:25,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:49:25,742 INFO L93 Difference]: Finished difference Result 42 states and 50 transitions. [2018-11-23 06:49:25,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 06:49:25,861 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-11-23 06:49:25,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:49:25,862 INFO L225 Difference]: With dead ends: 42 [2018-11-23 06:49:25,862 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 06:49:25,862 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-23 06:49:25,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 06:49:25,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 06:49:25,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 06:49:25,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 06:49:25,863 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2018-11-23 06:49:25,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:49:25,863 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 06:49:25,863 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 06:49:25,864 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 06:49:25,864 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 06:49:25,867 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 06:49:26,033 INFO L448 ceAbstractionStarter]: For program point isnan_floatFINAL(line 111) no Hoare annotation was computed. [2018-11-23 06:49:26,033 INFO L451 ceAbstractionStarter]: At program point isnan_floatENTRY(line 111) the Hoare annotation is: true [2018-11-23 06:49:26,033 INFO L448 ceAbstractionStarter]: For program point isnan_floatEXIT(line 111) no Hoare annotation was computed. [2018-11-23 06:49:26,033 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 06:49:26,034 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 06:49:26,034 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 06:49:26,034 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 101) no Hoare annotation was computed. [2018-11-23 06:49:26,034 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 52 56) no Hoare annotation was computed. [2018-11-23 06:49:26,034 INFO L444 ceAbstractionStarter]: At program point L52-2(lines 52 56) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) ~zero_log~0)) (and (exists ((__ieee754_logf_~ix~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) __ieee754_logf_~ix~1) ((_ extract 30 23) __ieee754_logf_~ix~1) ((_ extract 22 0) __ieee754_logf_~ix~1)) |__ieee754_logf_#in~x|) (not (bvslt __ieee754_logf_~ix~1 (_ bv0 32))))) (= (fp ((_ extract 31 31) __ieee754_logf_~ix~1) ((_ extract 30 23) __ieee754_logf_~ix~1) ((_ extract 22 0) __ieee754_logf_~ix~1)) |__ieee754_logf_#in~x|))) [2018-11-23 06:49:26,034 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 76) no Hoare annotation was computed. [2018-11-23 06:49:26,034 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 36 40) no Hoare annotation was computed. [2018-11-23 06:49:26,034 INFO L444 ceAbstractionStarter]: At program point L36-2(lines 36 40) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) ~zero_log~0)) (= __ieee754_logf_~x |__ieee754_logf_#in~x|)) [2018-11-23 06:49:26,034 INFO L448 ceAbstractionStarter]: For program point L36-3(lines 36 40) no Hoare annotation was computed. [2018-11-23 06:49:26,035 INFO L448 ceAbstractionStarter]: For program point L61-1(lines 61 65) no Hoare annotation was computed. [2018-11-23 06:49:26,035 INFO L444 ceAbstractionStarter]: At program point L61-2(lines 61 65) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) ~zero_log~0)) (exists ((__ieee754_logf_~ix~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) __ieee754_logf_~ix~1) ((_ extract 30 23) __ieee754_logf_~ix~1) ((_ extract 22 0) __ieee754_logf_~ix~1)) |__ieee754_logf_#in~x|) (not (bvslt __ieee754_logf_~ix~1 (_ bv0 32)))))) [2018-11-23 06:49:26,035 INFO L451 ceAbstractionStarter]: At program point __ieee754_logfENTRY(lines 32 108) the Hoare annotation is: true [2018-11-23 06:49:26,035 INFO L448 ceAbstractionStarter]: For program point L61-3(lines 61 65) no Hoare annotation was computed. [2018-11-23 06:49:26,035 INFO L448 ceAbstractionStarter]: For program point __ieee754_logfFINAL(lines 32 108) no Hoare annotation was computed. [2018-11-23 06:49:26,035 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 57) no Hoare annotation was computed. [2018-11-23 06:49:26,035 INFO L448 ceAbstractionStarter]: For program point L49-1(lines 49 57) no Hoare annotation was computed. [2018-11-23 06:49:26,035 INFO L448 ceAbstractionStarter]: For program point L78(lines 78 83) no Hoare annotation was computed. [2018-11-23 06:49:26,035 INFO L448 ceAbstractionStarter]: For program point L45(lines 45 46) no Hoare annotation was computed. [2018-11-23 06:49:26,036 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 106) no Hoare annotation was computed. [2018-11-23 06:49:26,036 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 75) no Hoare annotation was computed. [2018-11-23 06:49:26,036 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 107) no Hoare annotation was computed. [2018-11-23 06:49:26,036 INFO L448 ceAbstractionStarter]: For program point __ieee754_logfEXIT(lines 32 108) no Hoare annotation was computed. [2018-11-23 06:49:26,036 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 48) no Hoare annotation was computed. [2018-11-23 06:49:26,036 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 44) no Hoare annotation was computed. [2018-11-23 06:49:26,036 INFO L448 ceAbstractionStarter]: For program point L68(lines 68 84) no Hoare annotation was computed. [2018-11-23 06:49:26,036 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 06:49:26,036 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= ~zero_log~0 ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53))) [2018-11-23 06:49:26,036 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 06:49:26,037 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 06:49:26,037 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 113 130) the Hoare annotation is: true [2018-11-23 06:49:26,037 INFO L448 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-11-23 06:49:26,037 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 113 130) no Hoare annotation was computed. [2018-11-23 06:49:26,037 INFO L444 ceAbstractionStarter]: At program point L124(line 124) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)))) (or (not (= .cse0 ~zero_log~0)) (let ((.cse1 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (and (= main_~res~0 (fp.div roundNearestTiesToEven (fp.sub roundNearestTiesToEven .cse1 .cse1) .cse0)) (= main_~x~0 .cse1))))) [2018-11-23 06:49:26,037 INFO L448 ceAbstractionStarter]: For program point L124-1(lines 124 127) no Hoare annotation was computed. [2018-11-23 06:49:26,037 INFO L444 ceAbstractionStarter]: At program point L121(line 121) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) ~zero_log~0)) (= main_~x~0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) [2018-11-23 06:49:26,037 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 113 130) no Hoare annotation was computed. [2018-11-23 06:49:26,037 INFO L448 ceAbstractionStarter]: For program point L121-1(line 121) no Hoare annotation was computed. [2018-11-23 06:49:26,038 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 125) no Hoare annotation was computed. [2018-11-23 06:49:26,042 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:49:26,043 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,043 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,044 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,044 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,046 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:49:26,046 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,046 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,046 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,047 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,047 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:49:26,048 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:49:26,048 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:49:26,048 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,048 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,048 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,048 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,049 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:49:26,049 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,049 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,049 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,049 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:49:26 BoogieIcfgContainer [2018-11-23 06:49:26,051 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 06:49:26,051 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:49:26,051 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:49:26,051 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:49:26,052 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:49:03" (3/4) ... [2018-11-23 06:49:26,054 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 06:49:26,058 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-11-23 06:49:26,058 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 06:49:26,058 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_logf [2018-11-23 06:49:26,058 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 06:49:26,061 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2018-11-23 06:49:26,062 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-23 06:49:26,062 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 06:49:26,062 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 06:49:26,079 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) == zero_log) || x == \old(x) [2018-11-23 06:49:26,079 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) == zero_log) || ((\exists __ieee754_logf_~ix~1 : bv32 :: ~fp~LONGDOUBLE(__ieee754_logf_~ix~1[31:31], __ieee754_logf_~ix~1[30:23], __ieee754_logf_~ix~1[22:0]) == \old(x) && !~bvslt32(__ieee754_logf_~ix~1, 0bv32)) && ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == \old(x)) [2018-11-23 06:49:26,079 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) == zero_log) || (\exists __ieee754_logf_~ix~1 : bv32 :: ~fp~LONGDOUBLE(__ieee754_logf_~ix~1[31:31], __ieee754_logf_~ix~1[30:23], __ieee754_logf_~ix~1[22:0]) == \old(x) && !~bvslt32(__ieee754_logf_~ix~1, 0bv32)) [2018-11-23 06:49:26,100 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2e826eda-dd18-44dc-936b-ed657fc1bbb8/bin-2019/uautomizer/witness.graphml [2018-11-23 06:49:26,100 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:49:26,101 INFO L168 Benchmark]: Toolchain (without parser) took 35184.98 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 949.7 MB in the beginning and 879.3 MB in the end (delta: 70.5 MB). Peak memory consumption was 171.6 MB. Max. memory is 11.5 GB. [2018-11-23 06:49:26,102 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:49:26,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.36 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 06:49:26,102 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.32 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:49:26,103 INFO L168 Benchmark]: Boogie Preprocessor took 70.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -154.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:49:26,103 INFO L168 Benchmark]: RCFGBuilder took 12144.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. [2018-11-23 06:49:26,103 INFO L168 Benchmark]: TraceAbstraction took 22633.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 886.3 MB in the end (delta: 160.5 MB). Peak memory consumption was 160.5 MB. Max. memory is 11.5 GB. [2018-11-23 06:49:26,104 INFO L168 Benchmark]: Witness Printer took 49.49 ms. Allocated memory is still 1.1 GB. Free memory was 886.3 MB in the beginning and 879.3 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-23 06:49:26,105 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 260.36 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.32 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -154.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 12144.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 22633.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 886.3 MB in the end (delta: 160.5 MB). Peak memory consumption was 160.5 MB. Max. memory is 11.5 GB. * Witness Printer took 49.49 ms. Allocated memory is still 1.1 GB. Free memory was 886.3 MB in the beginning and 879.3 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 125]: 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: 61]: Loop Invariant [2018-11-23 06:49:26,108 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:49:26,108 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,108 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,108 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,108 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,109 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:49:26,109 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,109 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,109 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,109 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] Derived loop invariant: !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) == zero_log) || (\exists __ieee754_logf_~ix~1 : bv32 :: ~fp~LONGDOUBLE(__ieee754_logf_~ix~1[31:31], __ieee754_logf_~ix~1[30:23], __ieee754_logf_~ix~1[22:0]) == \old(x) && !~bvslt32(__ieee754_logf_~ix~1, 0bv32)) - InvariantResult [Line: 36]: Loop Invariant [2018-11-23 06:49:26,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:49:26,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) == zero_log) || x == \old(x) - InvariantResult [Line: 52]: Loop Invariant [2018-11-23 06:49:26,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:49:26,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,111 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:49:26,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,112 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,112 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] [2018-11-23 06:49:26,112 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_logf_~ix~1,QUANTIFIED] Derived loop invariant: !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) == zero_log) || ((\exists __ieee754_logf_~ix~1 : bv32 :: ~fp~LONGDOUBLE(__ieee754_logf_~ix~1[31:31], __ieee754_logf_~ix~1[30:23], __ieee754_logf_~ix~1[22:0]) == \old(x) && !~bvslt32(__ieee754_logf_~ix~1, 0bv32)) && ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == \old(x)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 42 locations, 1 error locations. SAFE Result, 22.5s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 19.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 156 SDtfs, 110 SDslu, 428 SDs, 0 SdLazy, 179 SolverSat, 12 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 18.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 93 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=42occurred 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, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 14 PreInvPairs, 19 NumberOfFragments, 130 HoareAnnotationTreeSize, 14 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 61 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 82 ConstructedInterpolants, 5 QuantifiedInterpolants, 8636 SizeOfPredicates, 11 NumberOfNonLiveVariables, 340 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...