./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0730a_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_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0730a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/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 22720996e63b36cb2ef4e4d04061274514aafdad ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0730a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/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 22720996e63b36cb2ef4e4d04061274514aafdad .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 13:07:40,167 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:07:40,168 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:07:40,175 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:07:40,175 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:07:40,176 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:07:40,176 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:07:40,178 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:07:40,179 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:07:40,179 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:07:40,180 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:07:40,180 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:07:40,180 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:07:40,181 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:07:40,181 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:07:40,182 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:07:40,182 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:07:40,183 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:07:40,184 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:07:40,185 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:07:40,186 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:07:40,186 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:07:40,187 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:07:40,187 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:07:40,188 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:07:40,188 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:07:40,189 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:07:40,190 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:07:40,191 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:07:40,191 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:07:40,191 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:07:40,192 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:07:40,192 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:07:40,192 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:07:40,194 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:07:40,194 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:07:40,194 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 13:07:40,204 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:07:40,204 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:07:40,205 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:07:40,205 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 13:07:40,206 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:07:40,206 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:07:40,206 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 13:07:40,206 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:07:40,206 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:07:40,206 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:07:40,206 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:07:40,207 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:07:40,207 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:07:40,207 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:07:40,207 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:07:40,207 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:07:40,207 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:07:40,207 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:07:40,207 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:07:40,208 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:07:40,208 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 13:07:40,208 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:07:40,208 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 13:07:40,208 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 13:07:40,208 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:07:40,208 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:07:40,208 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:07:40,209 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 13:07:40,209 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:07:40,211 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:07:40,211 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_43de886b-d72f-4c47-b78f-a1732b5e9ed6/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 -> 22720996e63b36cb2ef4e4d04061274514aafdad [2018-11-23 13:07:40,236 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:07:40,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:07:40,247 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:07:40,249 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:07:40,249 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:07:40,249 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0730a_true-unreach-call.c [2018-11-23 13:07:40,296 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/data/4a36f867a/841eac1575564a729b580a752d3764d2/FLAGd6c8a9480 [2018-11-23 13:07:40,699 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:07:40,699 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/sv-benchmarks/c/float-newlib/float_req_bl_0730a_true-unreach-call.c [2018-11-23 13:07:40,705 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/data/4a36f867a/841eac1575564a729b580a752d3764d2/FLAGd6c8a9480 [2018-11-23 13:07:40,715 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/data/4a36f867a/841eac1575564a729b580a752d3764d2 [2018-11-23 13:07:40,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:07:40,718 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:07:40,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:07:40,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:07:40,721 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:07:40,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:40" (1/1) ... [2018-11-23 13:07:40,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3436f9d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:40, skipping insertion in model container [2018-11-23 13:07:40,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:40" (1/1) ... [2018-11-23 13:07:40,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:07:40,745 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:07:40,868 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:07:40,870 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:07:40,891 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:07:40,904 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:07:40,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:40 WrapperNode [2018-11-23 13:07:40,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:07:40,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:07:40,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:07:40,905 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:07:40,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:40" (1/1) ... [2018-11-23 13:07:40,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:40" (1/1) ... [2018-11-23 13:07:40,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:07:40,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:07:40,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:07:40,921 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:07:40,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:40" (1/1) ... [2018-11-23 13:07:40,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:40" (1/1) ... [2018-11-23 13:07:40,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:40" (1/1) ... [2018-11-23 13:07:40,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:40" (1/1) ... [2018-11-23 13:07:40,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:40" (1/1) ... [2018-11-23 13:07:40,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:40" (1/1) ... [2018-11-23 13:07:40,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:40" (1/1) ... [2018-11-23 13:07:40,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:07:40,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:07:40,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:07:40,985 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:07:40,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/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 13:07:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 13:07:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 13:07:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-23 13:07:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 13:07:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-11-23 13:07:41,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-11-23 13:07:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 13:07:41,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 13:07:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 13:07:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:07:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:07:41,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:07:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 13:07:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 13:07:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-23 13:07:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-23 13:07:41,224 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:07:41,224 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-23 13:07:41,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:41 BoogieIcfgContainer [2018-11-23 13:07:41,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:07:41,225 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 13:07:41,225 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 13:07:41,228 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 13:07:41,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:07:40" (1/3) ... [2018-11-23 13:07:41,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a43968d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:07:41, skipping insertion in model container [2018-11-23 13:07:41,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:40" (2/3) ... [2018-11-23 13:07:41,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a43968d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:07:41, skipping insertion in model container [2018-11-23 13:07:41,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:41" (3/3) ... [2018-11-23 13:07:41,231 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0730a_true-unreach-call.c [2018-11-23 13:07:41,239 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 13:07:41,245 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 13:07:41,258 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 13:07:41,278 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 13:07:41,279 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 13:07:41,279 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 13:07:41,279 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 13:07:41,279 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 13:07:41,279 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 13:07:41,279 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 13:07:41,279 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 13:07:41,280 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 13:07:41,290 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states. [2018-11-23 13:07:41,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:07:41,294 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:07:41,295 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 13:07:41,296 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:07:41,299 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:07:41,299 INFO L82 PathProgramCache]: Analyzing trace with hash -1070728601, now seen corresponding path program 1 times [2018-11-23 13:07:41,300 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:07:41,301 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:07:41,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:41,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:41,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:41,389 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 13:07:41,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:07:41,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 13:07:41,395 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 13:07:41,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 13:07:41,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 13:07:41,404 INFO L87 Difference]: Start difference. First operand 49 states. Second operand 2 states. [2018-11-23 13:07:41,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:07:41,418 INFO L93 Difference]: Finished difference Result 90 states and 129 transitions. [2018-11-23 13:07:41,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 13:07:41,419 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-11-23 13:07:41,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:07:41,424 INFO L225 Difference]: With dead ends: 90 [2018-11-23 13:07:41,424 INFO L226 Difference]: Without dead ends: 45 [2018-11-23 13:07:41,426 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 13:07:41,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-11-23 13:07:41,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2018-11-23 13:07:41,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-11-23 13:07:41,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 55 transitions. [2018-11-23 13:07:41,450 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 55 transitions. Word has length 23 [2018-11-23 13:07:41,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:07:41,450 INFO L480 AbstractCegarLoop]: Abstraction has 45 states and 55 transitions. [2018-11-23 13:07:41,450 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 13:07:41,450 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2018-11-23 13:07:41,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:07:41,451 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:07:41,451 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:07:41,452 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:07:41,452 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:07:41,452 INFO L82 PathProgramCache]: Analyzing trace with hash -1748176565, now seen corresponding path program 1 times [2018-11-23 13:07:41,452 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:07:41,452 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:07:41,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:41,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:41,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 13:07:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 13:07:41,531 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|#NULL.base|=10737418252, |#NULL.offset|=10737418242, |old(#NULL.base)|=10737418252, |old(#NULL.offset)|=10737418242, |old(~one_sqrt~0)|=10737418246.0, |old(~tiny_sqrt~0)|=10737418243.0, ~one_sqrt~0=10737418246.0, ~tiny_sqrt~0=10737418243.0] [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~one_sqrt~0 := 1.0;~tiny_sqrt~0 := 1.0E-30; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=10737418252, |old(#NULL.offset)|=10737418242, |old(~one_sqrt~0)|=10737418246.0, |old(~tiny_sqrt~0)|=10737418243.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume true; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=10737418252, |old(#NULL.offset)|=10737418242, |old(~one_sqrt~0)|=10737418246.0, |old(~tiny_sqrt~0)|=10737418243.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] RET #139#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] CALL call #t~ret9 := main(); VAL [|#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] ~x~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0); VAL [|#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] CALL call #t~ret7 := __ieee754_sqrtf(~x~0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrtf_#in~x|=10737418244.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] ~x := #in~x;havoc ~z~0;havoc ~r~0;havoc ~hx~0;havoc ~ix~0;havoc ~s~0;havoc ~q~0;havoc ~m~0;havoc ~t~0;havoc ~i~0; VAL [__ieee754_sqrtf_~x=10737418244.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrtf_#in~x|=10737418244.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4);call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4);call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4);~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296);call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4);havoc #t~mem0;havoc #t~union1;call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset);havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [__ieee754_sqrtf_~ix~0=(- 2147483648), __ieee754_sqrtf_~x=10737418244.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrtf_#in~x|=10737418244.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] goto; VAL [__ieee754_sqrtf_~ix~0=(- 2147483648), __ieee754_sqrtf_~x=10737418244.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrtf_#in~x|=10737418244.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] ~hx~0 := ~bitwiseAnd(~ix~0, 2147483647); VAL [__ieee754_sqrtf_~ix~0=(- 2147483648), __ieee754_sqrtf_~x=10737418244.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrtf_#in~x|=10737418244.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume !(~hx~0 % 4294967296 < 2139095040);#res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x, ~x), ~x); VAL [__ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=(- 2147483648), __ieee754_sqrtf_~x=10737418244.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrtf_#in~x|=10737418244.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume true; VAL [__ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=(- 2147483648), __ieee754_sqrtf_~x=10737418244.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrtf_#in~x|=10737418244.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] RET #143#return; VAL [main_~x~0=10737418244.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret7|=10737418241.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] ~res~0 := #t~ret7;havoc #t~ret7; VAL [main_~res~0=10737418241.0, main_~x~0=10737418244.0, |#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] CALL call #t~ret8 := isinf_float(~res~0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |isinf_float_#in~x|=10737418241.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] ~x := #in~x;havoc ~ix~1; VAL [isinf_float_~x=10737418241.0, |#NULL.base|=0, |#NULL.offset|=0, |isinf_float_#in~x|=10737418241.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] 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~mem5 := read~int(~#gf_u~1.base, ~#gf_u~1.offset, 4);~ix~1 := (if #t~mem5 % 4294967296 % 4294967296 <= 2147483647 then #t~mem5 % 4294967296 % 4294967296 else #t~mem5 % 4294967296 % 4294967296 - 4294967296);call write~real(#t~union6, ~#gf_u~1.base, ~#gf_u~1.offset, 4);havoc #t~mem5;havoc #t~union6;call ULTIMATE.dealloc(~#gf_u~1.base, ~#gf_u~1.offset);havoc ~#gf_u~1.base, ~#gf_u~1.offset; VAL [isinf_float_~ix~1=(- 2147483648), isinf_float_~x=10737418241.0, |#NULL.base|=0, |#NULL.offset|=0, |isinf_float_#in~x|=10737418241.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] goto; VAL [isinf_float_~ix~1=(- 2147483648), isinf_float_~x=10737418241.0, |#NULL.base|=0, |#NULL.offset|=0, |isinf_float_#in~x|=10737418241.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] ~ix~1 := ~bitwiseAnd(~ix~1, 2147483647);#res := (if 2139095040 == ~ix~1 then 1 else 0); VAL [isinf_float_~ix~1=0, isinf_float_~x=10737418241.0, |#NULL.base|=0, |#NULL.offset|=0, |isinf_float_#in~x|=10737418241.0, |isinf_float_#res|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume true; VAL [isinf_float_~ix~1=0, isinf_float_~x=10737418241.0, |#NULL.base|=0, |#NULL.offset|=0, |isinf_float_#in~x|=10737418241.0, |isinf_float_#res|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] RET #145#return; VAL [main_~res~0=10737418241.0, main_~x~0=10737418244.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret8|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [main_~res~0=10737418241.0, main_~x~0=10737418244.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret8|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume 0 == #t~ret8;havoc #t~ret8; VAL [main_~res~0=10737418241.0, main_~x~0=10737418244.0, |#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume !false; VAL [main_~res~0=10737418241.0, main_~x~0=10737418244.0, |#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] CALL call ULTIMATE.init(); VAL [#NULL.base=10737418252, #NULL.offset=10737418242, old(#NULL.base)=10737418252, old(#NULL.offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0737418246E10, ~tiny_sqrt~0=1.0737418243E10] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L12] ~one_sqrt~0 := 1.0; [L12] ~tiny_sqrt~0 := 1.0E-30; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=10737418252, old(#NULL.offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=10737418252, old(#NULL.offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] CALL call #t~ret9 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L101] ~x~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L103] CALL call #t~ret7 := __ieee754_sqrtf(~x~0); VAL [#in~x=1.0737418244E10, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L14-L79] ~x := #in~x; [L15] havoc ~z~0; [L16] havoc ~r~0; [L16] havoc ~hx~0; [L17] havoc ~ix~0; [L17] havoc ~s~0; [L17] havoc ~q~0; [L17] havoc ~m~0; [L17] havoc ~t~0; [L17] havoc ~i~0; VAL [#in~x=1.0737418244E10, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L20] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4); [L21] call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L22] call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4); [L22] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L22] call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L22] havoc #t~mem0; [L22] havoc #t~union1; [L20] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L20] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=1.0737418244E10, #NULL.base=0, #NULL.offset=0, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L24] ~hx~0 := ~bitwiseAnd(~ix~0, 2147483647); VAL [#in~x=1.0737418244E10, #NULL.base=0, #NULL.offset=0, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L26-L27] assume !(~hx~0 % 4294967296 < 2139095040); [L27] #res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x, ~x), ~x); VAL [#in~x=1.0737418244E10, #NULL.base=0, #NULL.offset=0, ~hx~0=2139095040, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L14-L79] ensures true; VAL [#in~x=1.0737418244E10, #NULL.base=0, #NULL.offset=0, ~hx~0=2139095040, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L103] RET call #t~ret7 := __ieee754_sqrtf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret7=1.0737418241E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L103] ~res~0 := #t~ret7; [L103] havoc #t~ret7; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] CALL call #t~ret8 := isinf_float(~res~0); VAL [#in~x=1.0737418241E10, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L82-L91] ~x := #in~x; [L83] havoc ~ix~1; VAL [#in~x=1.0737418241E10, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L85] call ~#gf_u~1.base, ~#gf_u~1.offset := #Ultimate.alloc(4); [L86] call write~real(~x, ~#gf_u~1.base, ~#gf_u~1.offset, 4); [L87] call #t~mem5 := read~int(~#gf_u~1.base, ~#gf_u~1.offset, 4); [L87] ~ix~1 := (if #t~mem5 % 4294967296 % 4294967296 <= 2147483647 then #t~mem5 % 4294967296 % 4294967296 else #t~mem5 % 4294967296 % 4294967296 - 4294967296); [L87] call write~real(#t~union6, ~#gf_u~1.base, ~#gf_u~1.offset, 4); [L87] havoc #t~mem5; [L87] havoc #t~union6; [L85] call ULTIMATE.dealloc(~#gf_u~1.base, ~#gf_u~1.offset); [L85] havoc ~#gf_u~1.base, ~#gf_u~1.offset; VAL [#in~x=1.0737418241E10, #NULL.base=0, #NULL.offset=0, ~ix~1=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L89] ~ix~1 := ~bitwiseAnd(~ix~1, 2147483647); [L90] #res := (if 2139095040 == ~ix~1 then 1 else 0); VAL [#in~x=1.0737418241E10, #NULL.base=0, #NULL.offset=0, #res=0, ~ix~1=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L82-L91] ensures true; VAL [#in~x=1.0737418241E10, #NULL.base=0, #NULL.offset=0, #res=0, ~ix~1=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L106] RET call #t~ret8 := isinf_float(~res~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106-L109] assume 0 == #t~ret8; [L106] havoc #t~ret8; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L107] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL.base=10737418252, #NULL.offset=10737418242, old(#NULL.base)=10737418252, old(#NULL.offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0737418246E10, ~tiny_sqrt~0=1.0737418243E10] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L12] ~one_sqrt~0 := 1.0; [L12] ~tiny_sqrt~0 := 1.0E-30; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=10737418252, old(#NULL.offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=10737418252, old(#NULL.offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] CALL call #t~ret9 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L101] ~x~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L103] CALL call #t~ret7 := __ieee754_sqrtf(~x~0); VAL [#in~x=1.0737418244E10, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L14-L79] ~x := #in~x; [L15] havoc ~z~0; [L16] havoc ~r~0; [L16] havoc ~hx~0; [L17] havoc ~ix~0; [L17] havoc ~s~0; [L17] havoc ~q~0; [L17] havoc ~m~0; [L17] havoc ~t~0; [L17] havoc ~i~0; VAL [#in~x=1.0737418244E10, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L20] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4); [L21] call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L22] call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4); [L22] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L22] call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L22] havoc #t~mem0; [L22] havoc #t~union1; [L20] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L20] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=1.0737418244E10, #NULL.base=0, #NULL.offset=0, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L24] ~hx~0 := ~bitwiseAnd(~ix~0, 2147483647); VAL [#in~x=1.0737418244E10, #NULL.base=0, #NULL.offset=0, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L26-L27] assume !(~hx~0 % 4294967296 < 2139095040); [L27] #res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x, ~x), ~x); VAL [#in~x=1.0737418244E10, #NULL.base=0, #NULL.offset=0, ~hx~0=2139095040, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L14-L79] ensures true; VAL [#in~x=1.0737418244E10, #NULL.base=0, #NULL.offset=0, ~hx~0=2139095040, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L103] RET call #t~ret7 := __ieee754_sqrtf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret7=1.0737418241E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L103] ~res~0 := #t~ret7; [L103] havoc #t~ret7; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] CALL call #t~ret8 := isinf_float(~res~0); VAL [#in~x=1.0737418241E10, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L82-L91] ~x := #in~x; [L83] havoc ~ix~1; VAL [#in~x=1.0737418241E10, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L85] call ~#gf_u~1.base, ~#gf_u~1.offset := #Ultimate.alloc(4); [L86] call write~real(~x, ~#gf_u~1.base, ~#gf_u~1.offset, 4); [L87] call #t~mem5 := read~int(~#gf_u~1.base, ~#gf_u~1.offset, 4); [L87] ~ix~1 := (if #t~mem5 % 4294967296 % 4294967296 <= 2147483647 then #t~mem5 % 4294967296 % 4294967296 else #t~mem5 % 4294967296 % 4294967296 - 4294967296); [L87] call write~real(#t~union6, ~#gf_u~1.base, ~#gf_u~1.offset, 4); [L87] havoc #t~mem5; [L87] havoc #t~union6; [L85] call ULTIMATE.dealloc(~#gf_u~1.base, ~#gf_u~1.offset); [L85] havoc ~#gf_u~1.base, ~#gf_u~1.offset; VAL [#in~x=1.0737418241E10, #NULL.base=0, #NULL.offset=0, ~ix~1=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L89] ~ix~1 := ~bitwiseAnd(~ix~1, 2147483647); [L90] #res := (if 2139095040 == ~ix~1 then 1 else 0); VAL [#in~x=1.0737418241E10, #NULL.base=0, #NULL.offset=0, #res=0, ~ix~1=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L82-L91] ensures true; VAL [#in~x=1.0737418241E10, #NULL.base=0, #NULL.offset=0, #res=0, ~ix~1=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L106] RET call #t~ret8 := isinf_float(~res~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106-L109] assume 0 == #t~ret8; [L106] havoc #t~ret8; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L107] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=10737418252, #NULL!offset=10737418242, old(#NULL!base)=10737418252, old(#NULL!offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0737418246E10, ~tiny_sqrt~0=1.0737418243E10] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L12] ~one_sqrt~0 := 1.0; [L12] ~tiny_sqrt~0 := 1.0E-30; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=10737418252, old(#NULL!offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] CALL call #t~ret9 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L101] ~x~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L103] CALL call #t~ret7 := __ieee754_sqrtf(~x~0); VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L14-L79] ~x := #in~x; [L15] havoc ~z~0; [L16] havoc ~r~0; [L16] havoc ~hx~0; [L17] havoc ~ix~0; [L17] havoc ~s~0; [L17] havoc ~q~0; [L17] havoc ~m~0; [L17] havoc ~t~0; [L17] havoc ~i~0; VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L20] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L21] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L22] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L22] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L22] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L22] havoc #t~mem0; [L22] havoc #t~union1; [L20] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L20] havoc ~#gf_u~0; VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L24] ~hx~0 := ~bitwiseAnd(~ix~0, 2147483647); VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L26] COND TRUE !(~hx~0 % 4294967296 < 2139095040) [L27] #res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x, ~x), ~x); VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~hx~0=2139095040, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L103] RET call #t~ret7 := __ieee754_sqrtf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret7=1.0737418241E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L103] ~res~0 := #t~ret7; [L103] havoc #t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] CALL call #t~ret8 := isinf_float(~res~0); VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L82-L91] ~x := #in~x; [L83] havoc ~ix~1; VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L85] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L86] FCALL call write~real(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L87] FCALL call #t~mem5 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L87] ~ix~1 := (if #t~mem5 % 4294967296 % 4294967296 <= 2147483647 then #t~mem5 % 4294967296 % 4294967296 else #t~mem5 % 4294967296 % 4294967296 - 4294967296); [L87] FCALL call write~real(#t~union6, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L87] havoc #t~mem5; [L87] havoc #t~union6; [L85] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L85] havoc ~#gf_u~1; VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L89] ~ix~1 := ~bitwiseAnd(~ix~1, 2147483647); [L90] #res := (if 2139095040 == ~ix~1 then 1 else 0); VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, #res=0, ~ix~1=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L106] RET call #t~ret8 := isinf_float(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] COND TRUE 0 == #t~ret8 [L106] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L107] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=10737418252, #NULL!offset=10737418242, old(#NULL!base)=10737418252, old(#NULL!offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0737418246E10, ~tiny_sqrt~0=1.0737418243E10] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L12] ~one_sqrt~0 := 1.0; [L12] ~tiny_sqrt~0 := 1.0E-30; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=10737418252, old(#NULL!offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] CALL call #t~ret9 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L101] ~x~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L103] CALL call #t~ret7 := __ieee754_sqrtf(~x~0); VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L14-L79] ~x := #in~x; [L15] havoc ~z~0; [L16] havoc ~r~0; [L16] havoc ~hx~0; [L17] havoc ~ix~0; [L17] havoc ~s~0; [L17] havoc ~q~0; [L17] havoc ~m~0; [L17] havoc ~t~0; [L17] havoc ~i~0; VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L20] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L21] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L22] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L22] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L22] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L22] havoc #t~mem0; [L22] havoc #t~union1; [L20] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L20] havoc ~#gf_u~0; VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L24] ~hx~0 := ~bitwiseAnd(~ix~0, 2147483647); VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L26] COND TRUE !(~hx~0 % 4294967296 < 2139095040) [L27] #res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x, ~x), ~x); VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~hx~0=2139095040, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L103] RET call #t~ret7 := __ieee754_sqrtf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret7=1.0737418241E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L103] ~res~0 := #t~ret7; [L103] havoc #t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] CALL call #t~ret8 := isinf_float(~res~0); VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L82-L91] ~x := #in~x; [L83] havoc ~ix~1; VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L85] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L86] FCALL call write~real(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L87] FCALL call #t~mem5 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L87] ~ix~1 := (if #t~mem5 % 4294967296 % 4294967296 <= 2147483647 then #t~mem5 % 4294967296 % 4294967296 else #t~mem5 % 4294967296 % 4294967296 - 4294967296); [L87] FCALL call write~real(#t~union6, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L87] havoc #t~mem5; [L87] havoc #t~union6; [L85] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L85] havoc ~#gf_u~1; VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L89] ~ix~1 := ~bitwiseAnd(~ix~1, 2147483647); [L90] #res := (if 2139095040 == ~ix~1 then 1 else 0); VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, #res=0, ~ix~1=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L106] RET call #t~ret8 := isinf_float(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] COND TRUE 0 == #t~ret8 [L106] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L107] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=10737418252, #NULL!offset=10737418242, old(#NULL!base)=10737418252, old(#NULL!offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0737418246E10, ~tiny_sqrt~0=1.0737418243E10] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L12] ~one_sqrt~0 := 1.0; [L12] ~tiny_sqrt~0 := 1.0E-30; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=10737418252, old(#NULL!offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] CALL call #t~ret9 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L101] ~x~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L103] CALL call #t~ret7 := __ieee754_sqrtf(~x~0); VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L14-L79] ~x := #in~x; [L15] havoc ~z~0; [L16] havoc ~r~0; [L16] havoc ~hx~0; [L17] havoc ~ix~0; [L17] havoc ~s~0; [L17] havoc ~q~0; [L17] havoc ~m~0; [L17] havoc ~t~0; [L17] havoc ~i~0; VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L20] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L21] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L22] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L22] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L22] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L22] havoc #t~mem0; [L22] havoc #t~union1; [L20] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L20] havoc ~#gf_u~0; VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L24] ~hx~0 := ~bitwiseAnd(~ix~0, 2147483647); VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L26] COND TRUE !(~hx~0 % 4294967296 < 2139095040) [L27] #res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x, ~x), ~x); VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~hx~0=2139095040, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L103] RET call #t~ret7 := __ieee754_sqrtf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret7=1.0737418241E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L103] ~res~0 := #t~ret7; [L103] havoc #t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] CALL call #t~ret8 := isinf_float(~res~0); VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L82-L91] ~x := #in~x; [L83] havoc ~ix~1; VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L85] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L86] FCALL call write~real(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L87] FCALL call #t~mem5 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L87] ~ix~1 := (if #t~mem5 % 4294967296 % 4294967296 <= 2147483647 then #t~mem5 % 4294967296 % 4294967296 else #t~mem5 % 4294967296 % 4294967296 - 4294967296); [L87] FCALL call write~real(#t~union6, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L87] havoc #t~mem5; [L87] havoc #t~union6; [L85] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L85] havoc ~#gf_u~1; VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L89] ~ix~1 := ~bitwiseAnd(~ix~1, 2147483647); [L90] #res := (if 2139095040 == ~ix~1 then 1 else 0); VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, #res=0, ~ix~1=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L106] RET call #t~ret8 := isinf_float(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] COND TRUE 0 == #t~ret8 [L106] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L107] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=10737418252, #NULL!offset=10737418242, old(#NULL!base)=10737418252, old(#NULL!offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0737418246E10, ~tiny_sqrt~0=1.0737418243E10] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L12] ~one_sqrt~0 := 1.0; [L12] ~tiny_sqrt~0 := 1.0E-30; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=10737418252, old(#NULL!offset)=10737418242, old(~one_sqrt~0)=1.0737418246E10, old(~tiny_sqrt~0)=1.0737418243E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] CALL call #t~ret9 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L101] ~x~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L103] CALL call #t~ret7 := __ieee754_sqrtf(~x~0); VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L14-L79] ~x := #in~x; [L15] havoc ~z~0; [L16] havoc ~r~0; [L16] havoc ~hx~0; [L17] havoc ~ix~0; [L17] havoc ~s~0; [L17] havoc ~q~0; [L17] havoc ~m~0; [L17] havoc ~t~0; [L17] havoc ~i~0; VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L20] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L21] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L22] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L22] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L22] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L22] havoc #t~mem0; [L22] havoc #t~union1; [L20] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L20] havoc ~#gf_u~0; VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L24] ~hx~0 := ~bitwiseAnd(~ix~0, 2147483647); VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L26] COND TRUE !(~hx~0 % 4294967296 < 2139095040) [L27] #res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x, ~x), ~x); VAL [#in~x=1.0737418244E10, #NULL!base=0, #NULL!offset=0, ~hx~0=2139095040, ~ix~0=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418244E10] [L103] RET call #t~ret7 := __ieee754_sqrtf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret7=1.0737418241E10, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L103] ~res~0 := #t~ret7; [L103] havoc #t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] CALL call #t~ret8 := isinf_float(~res~0); VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L82-L91] ~x := #in~x; [L83] havoc ~ix~1; VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L85] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L86] FCALL call write~real(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L87] FCALL call #t~mem5 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L87] ~ix~1 := (if #t~mem5 % 4294967296 % 4294967296 <= 2147483647 then #t~mem5 % 4294967296 % 4294967296 else #t~mem5 % 4294967296 % 4294967296 - 4294967296); [L87] FCALL call write~real(#t~union6, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L87] havoc #t~mem5; [L87] havoc #t~union6; [L85] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L85] havoc ~#gf_u~1; VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, ~ix~1=-2147483648, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L89] ~ix~1 := ~bitwiseAnd(~ix~1, 2147483647); [L90] #res := (if 2139095040 == ~ix~1 then 1 else 0); VAL [#in~x=1.0737418241E10, #NULL!base=0, #NULL!offset=0, #res=0, ~ix~1=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x=1.0737418241E10] [L106] RET call #t~ret8 := isinf_float(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L106] COND TRUE 0 == #t~ret8 [L106] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L107] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=1.0737418241E10, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=1.0737418244E10] [L12] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; VAL [\old(one_sqrt)=10737418246, \old(tiny_sqrt)=10737418243, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L101] float x = 1.0f / 0.0f; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L103] CALL, EXPR __ieee754_sqrtf(x) VAL [\old(x)=10737418244, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L15] float z; [L16] __uint32_t r, hx; [L17] __int32_t ix, s, q, m, t, i; VAL [\old(x)=10737418244, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418244] [L20] ieee_float_shape_type gf_u; [L21] gf_u.value = (x) [L22] EXPR gf_u.word [L22] (ix) = gf_u.word [L24] hx = ix & 0x7fffffff VAL [\old(x)=10737418244, ix=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418244] [L26] COND TRUE !((hx) < 0x7f800000L) [L27] return x * x + x; VAL [\old(x)=10737418244, hx=2139095040, ix=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418244] [L103] RET, EXPR __ieee754_sqrtf(x) VAL [__ieee754_sqrtf(x)=10737418241, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418244] [L103] float res = __ieee754_sqrtf(x); [L106] CALL, EXPR isinf_float(res) VAL [\old(x)=10737418241, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L83] __int32_t ix; VAL [\old(x)=10737418241, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418241] [L85] ieee_float_shape_type gf_u; [L86] gf_u.value = (x) [L87] EXPR gf_u.word [L87] (ix) = gf_u.word [L89] ix &= 0x7fffffff [L90] return ((ix) == 0x7f800000L); VAL [\old(x)=10737418241, \result=0, ix=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418241] [L106] RET, EXPR isinf_float(res) VAL [isinf_float(res)=0, one_sqrt=1, res=10737418241, tiny_sqrt=1/1000000000000000000000000000000, x=10737418244] [L106] COND TRUE !isinf_float(res) [L107] __VERIFIER_error() VAL [one_sqrt=1, res=10737418241, tiny_sqrt=1/1000000000000000000000000000000, x=10737418244] ----- [2018-11-23 13:07:41,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:07:41 BoogieIcfgContainer [2018-11-23 13:07:41,566 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 13:07:41,566 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 13:07:41,566 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 13:07:41,566 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 13:07:41,567 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:41" (3/4) ... [2018-11-23 13:07:41,570 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 13:07:41,570 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 13:07:41,571 INFO L168 Benchmark]: Toolchain (without parser) took 853.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 959.3 MB in the beginning and 1.1 GB in the end (delta: -126.1 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:41,572 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:07:41,572 INFO L168 Benchmark]: CACSL2BoogieTranslator took 186.17 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 945.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:41,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 15.83 ms. Allocated memory is still 1.0 GB. Free memory is still 945.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:07:41,574 INFO L168 Benchmark]: Boogie Preprocessor took 63.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:41,574 INFO L168 Benchmark]: RCFGBuilder took 239.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:41,575 INFO L168 Benchmark]: TraceAbstraction took 340.50 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: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:41,575 INFO L168 Benchmark]: Witness Printer took 4.28 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 13:07:41,578 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 186.17 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 945.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 15.83 ms. Allocated memory is still 1.0 GB. Free memory is still 945.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 239.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 340.50 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: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.28 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: 107]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 27, overapproximation of bitwiseAnd at line 89. Possible FailurePath: [L12] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; VAL [\old(one_sqrt)=10737418246, \old(tiny_sqrt)=10737418243, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L101] float x = 1.0f / 0.0f; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L103] CALL, EXPR __ieee754_sqrtf(x) VAL [\old(x)=10737418244, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L15] float z; [L16] __uint32_t r, hx; [L17] __int32_t ix, s, q, m, t, i; VAL [\old(x)=10737418244, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418244] [L20] ieee_float_shape_type gf_u; [L21] gf_u.value = (x) [L22] EXPR gf_u.word [L22] (ix) = gf_u.word [L24] hx = ix & 0x7fffffff VAL [\old(x)=10737418244, ix=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418244] [L26] COND TRUE !((hx) < 0x7f800000L) [L27] return x * x + x; VAL [\old(x)=10737418244, hx=2139095040, ix=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418244] [L103] RET, EXPR __ieee754_sqrtf(x) VAL [__ieee754_sqrtf(x)=10737418241, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418244] [L103] float res = __ieee754_sqrtf(x); [L106] CALL, EXPR isinf_float(res) VAL [\old(x)=10737418241, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L83] __int32_t ix; VAL [\old(x)=10737418241, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418241] [L85] ieee_float_shape_type gf_u; [L86] gf_u.value = (x) [L87] EXPR gf_u.word [L87] (ix) = gf_u.word [L89] ix &= 0x7fffffff [L90] return ((ix) == 0x7f800000L); VAL [\old(x)=10737418241, \result=0, ix=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418241] [L106] RET, EXPR isinf_float(res) VAL [isinf_float(res)=0, one_sqrt=1, res=10737418241, tiny_sqrt=1/1000000000000000000000000000000, x=10737418244] [L106] COND TRUE !isinf_float(res) [L107] __VERIFIER_error() VAL [one_sqrt=1, res=10737418241, tiny_sqrt=1/1000000000000000000000000000000, x=10737418244] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 49 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 59 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=49occurred 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, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 484 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 13:07:43,000 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:07:43,002 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:07:43,010 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:07:43,010 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:07:43,010 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:07:43,011 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:07:43,012 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:07:43,014 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:07:43,015 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:07:43,015 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:07:43,015 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:07:43,016 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:07:43,017 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:07:43,018 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:07:43,018 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:07:43,019 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:07:43,020 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:07:43,022 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:07:43,023 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:07:43,023 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:07:43,024 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:07:43,025 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:07:43,026 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:07:43,026 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:07:43,026 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:07:43,027 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:07:43,028 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:07:43,028 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:07:43,029 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:07:43,029 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:07:43,029 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:07:43,030 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:07:43,030 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:07:43,030 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:07:43,031 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:07:43,031 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 13:07:43,040 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:07:43,040 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:07:43,041 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:07:43,041 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 13:07:43,042 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:07:43,042 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:07:43,042 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 13:07:43,042 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:07:43,042 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:07:43,042 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:07:43,042 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:07:43,042 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:07:43,042 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:07:43,043 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:07:43,043 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 13:07:43,043 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 13:07:43,043 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:07:43,043 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:07:43,043 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:07:43,043 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:07:43,043 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:07:43,043 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 13:07:43,044 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:07:43,044 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 13:07:43,044 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 13:07:43,044 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:07:43,044 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:07:43,044 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:07:43,044 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 13:07:43,044 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:07:43,044 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 13:07:43,044 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 13:07:43,044 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_43de886b-d72f-4c47-b78f-a1732b5e9ed6/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 -> 22720996e63b36cb2ef4e4d04061274514aafdad [2018-11-23 13:07:43,073 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:07:43,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:07:43,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:07:43,084 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:07:43,084 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:07:43,085 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0730a_true-unreach-call.c [2018-11-23 13:07:43,119 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/data/399e339d6/fc696ffd2e2943b0978db8326cff7d6f/FLAG48dcb5223 [2018-11-23 13:07:43,421 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:07:43,422 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/sv-benchmarks/c/float-newlib/float_req_bl_0730a_true-unreach-call.c [2018-11-23 13:07:43,426 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/data/399e339d6/fc696ffd2e2943b0978db8326cff7d6f/FLAG48dcb5223 [2018-11-23 13:07:43,434 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/data/399e339d6/fc696ffd2e2943b0978db8326cff7d6f [2018-11-23 13:07:43,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:07:43,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:07:43,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:07:43,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:07:43,439 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:07:43,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:43" (1/1) ... [2018-11-23 13:07:43,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29d0518e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:43, skipping insertion in model container [2018-11-23 13:07:43,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:43" (1/1) ... [2018-11-23 13:07:43,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:07:43,464 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:07:43,602 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:07:43,607 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:07:43,630 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:07:43,646 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:07:43,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:43 WrapperNode [2018-11-23 13:07:43,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:07:43,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:07:43,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:07:43,647 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:07:43,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:43" (1/1) ... [2018-11-23 13:07:43,660 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:43" (1/1) ... [2018-11-23 13:07:43,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:07:43,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:07:43,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:07:43,667 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:07:43,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:43" (1/1) ... [2018-11-23 13:07:43,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:43" (1/1) ... [2018-11-23 13:07:43,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:43" (1/1) ... [2018-11-23 13:07:43,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:43" (1/1) ... [2018-11-23 13:07:43,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:43" (1/1) ... [2018-11-23 13:07:43,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:43" (1/1) ... [2018-11-23 13:07:43,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:43" (1/1) ... [2018-11-23 13:07:43,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:07:43,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:07:43,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:07:43,731 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:07:43,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/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 13:07:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 13:07:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 13:07:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-23 13:07:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-11-23 13:07:43,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-11-23 13:07:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 13:07:43,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 13:07:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:07:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 13:07:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:07:43,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:07:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-23 13:07:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 13:07:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 13:07:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-23 13:07:43,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-23 13:07:44,296 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:07:44,296 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-23 13:07:44,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:44 BoogieIcfgContainer [2018-11-23 13:07:44,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:07:44,297 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 13:07:44,297 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 13:07:44,299 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 13:07:44,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:07:43" (1/3) ... [2018-11-23 13:07:44,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b83851b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:07:44, skipping insertion in model container [2018-11-23 13:07:44,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:43" (2/3) ... [2018-11-23 13:07:44,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b83851b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:07:44, skipping insertion in model container [2018-11-23 13:07:44,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:44" (3/3) ... [2018-11-23 13:07:44,301 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0730a_true-unreach-call.c [2018-11-23 13:07:44,308 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 13:07:44,313 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 13:07:44,325 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 13:07:44,344 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 13:07:44,345 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 13:07:44,345 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 13:07:44,345 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 13:07:44,345 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 13:07:44,345 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 13:07:44,345 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 13:07:44,346 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 13:07:44,346 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 13:07:44,355 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states. [2018-11-23 13:07:44,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 13:07:44,359 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:07:44,360 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 13:07:44,361 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:07:44,364 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:07:44,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1828913141, now seen corresponding path program 1 times [2018-11-23 13:07:44,367 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 13:07:44,367 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/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 13:07:44,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:44,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:07:44,506 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 13:07:44,506 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 13:07:44,515 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:07:44,515 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 13:07:44,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 13:07:44,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 13:07:44,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 13:07:44,527 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 2 states. [2018-11-23 13:07:44,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:07:44,542 INFO L93 Difference]: Finished difference Result 88 states and 127 transitions. [2018-11-23 13:07:44,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 13:07:44,544 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-11-23 13:07:44,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:07:44,549 INFO L225 Difference]: With dead ends: 88 [2018-11-23 13:07:44,549 INFO L226 Difference]: Without dead ends: 44 [2018-11-23 13:07:44,551 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 21 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 13:07:44,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-11-23 13:07:44,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2018-11-23 13:07:44,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-11-23 13:07:44,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 54 transitions. [2018-11-23 13:07:44,577 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 54 transitions. Word has length 22 [2018-11-23 13:07:44,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:07:44,577 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 54 transitions. [2018-11-23 13:07:44,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 13:07:44,577 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2018-11-23 13:07:44,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 13:07:44,578 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:07:44,578 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:07:44,578 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:07:44,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:07:44,579 INFO L82 PathProgramCache]: Analyzing trace with hash 1328000814, now seen corresponding path program 1 times [2018-11-23 13:07:44,579 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 13:07:44,579 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/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 13:07:44,591 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:44,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:07:45,555 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2018-11-23 13:07:46,994 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 13:07:46,994 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 13:07:47,002 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:07:47,003 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-23 13:07:47,004 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 13:07:47,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 13:07:47,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-11-23 13:07:47,005 INFO L87 Difference]: Start difference. First operand 44 states and 54 transitions. Second operand 11 states. [2018-11-23 13:07:49,775 WARN L180 SmtUtils]: Spent 899.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-23 13:07:54,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:07:54,009 INFO L93 Difference]: Finished difference Result 51 states and 61 transitions. [2018-11-23 13:07:54,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 13:07:54,019 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 24 [2018-11-23 13:07:54,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:07:54,020 INFO L225 Difference]: With dead ends: 51 [2018-11-23 13:07:54,020 INFO L226 Difference]: Without dead ends: 44 [2018-11-23 13:07:54,021 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2018-11-23 13:07:54,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-11-23 13:07:54,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2018-11-23 13:07:54,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-11-23 13:07:54,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 53 transitions. [2018-11-23 13:07:54,027 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 53 transitions. Word has length 24 [2018-11-23 13:07:54,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:07:54,027 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 53 transitions. [2018-11-23 13:07:54,027 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 13:07:54,027 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2018-11-23 13:07:54,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:07:54,028 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:07:54,028 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:07:54,028 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:07:54,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:07:54,028 INFO L82 PathProgramCache]: Analyzing trace with hash -1026884838, now seen corresponding path program 1 times [2018-11-23 13:07:54,029 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 13:07:54,029 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/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 13:07:54,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:54,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:54,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:07:54,128 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 13:07:54,128 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 13:07:54,140 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:07:54,140 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 13:07:54,140 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 13:07:54,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 13:07:54,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 13:07:54,141 INFO L87 Difference]: Start difference. First operand 44 states and 53 transitions. Second operand 7 states. [2018-11-23 13:07:54,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:07:54,744 INFO L93 Difference]: Finished difference Result 49 states and 59 transitions. [2018-11-23 13:07:54,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 13:07:54,745 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2018-11-23 13:07:54,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:07:54,745 INFO L225 Difference]: With dead ends: 49 [2018-11-23 13:07:54,745 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 13:07:54,746 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 13:07:54,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 13:07:54,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 13:07:54,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 13:07:54,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 13:07:54,747 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2018-11-23 13:07:54,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:07:54,747 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 13:07:54,747 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 13:07:54,747 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 13:07:54,747 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:07:54,750 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 13:07:54,871 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 84 88) no Hoare annotation was computed. [2018-11-23 13:07:54,871 INFO L444 ceAbstractionStarter]: At program point L84-2(lines 84 88) the Hoare annotation is: (= |isinf_float_#in~x| isinf_float_~x) [2018-11-23 13:07:54,871 INFO L448 ceAbstractionStarter]: For program point L84-3(lines 84 88) no Hoare annotation was computed. [2018-11-23 13:07:54,872 INFO L451 ceAbstractionStarter]: At program point isinf_floatENTRY(lines 82 91) the Hoare annotation is: true [2018-11-23 13:07:54,872 INFO L448 ceAbstractionStarter]: For program point isinf_floatEXIT(lines 82 91) no Hoare annotation was computed. [2018-11-23 13:07:54,872 INFO L448 ceAbstractionStarter]: For program point isinf_floatFINAL(lines 82 91) no Hoare annotation was computed. [2018-11-23 13:07:54,872 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 13:07:54,872 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 13:07:54,872 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 13:07:54,872 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 13:07:54,872 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-23 13:07:54,872 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 13:07:54,872 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 13:07:54,872 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 107) no Hoare annotation was computed. [2018-11-23 13:07:54,872 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 93 112) the Hoare annotation is: true [2018-11-23 13:07:54,872 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 93 112) no Hoare annotation was computed. [2018-11-23 13:07:54,873 INFO L448 ceAbstractionStarter]: For program point L107(line 107) no Hoare annotation was computed. [2018-11-23 13:07:54,873 INFO L444 ceAbstractionStarter]: At program point L106(line 106) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (and (= main_~res~0 (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven .cse0 .cse0) .cse0)) (= main_~x~0 .cse0))) [2018-11-23 13:07:54,873 INFO L448 ceAbstractionStarter]: For program point L106-1(lines 106 109) no Hoare annotation was computed. [2018-11-23 13:07:54,873 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 93 112) no Hoare annotation was computed. [2018-11-23 13:07:54,873 INFO L444 ceAbstractionStarter]: At program point L103(line 103) the Hoare annotation is: (= main_~x~0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) [2018-11-23 13:07:54,873 INFO L448 ceAbstractionStarter]: For program point L103-1(line 103) no Hoare annotation was computed. [2018-11-23 13:07:54,873 INFO L448 ceAbstractionStarter]: For program point L35-2(lines 35 39) no Hoare annotation was computed. [2018-11-23 13:07:54,873 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 32) no Hoare annotation was computed. [2018-11-23 13:07:54,873 INFO L448 ceAbstractionStarter]: For program point L52(lines 52 56) no Hoare annotation was computed. [2018-11-23 13:07:54,874 INFO L448 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-11-23 13:07:54,874 INFO L448 ceAbstractionStarter]: For program point L52-2(lines 52 56) no Hoare annotation was computed. [2018-11-23 13:07:54,874 INFO L444 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: (= |__ieee754_sqrtf_#in~x| __ieee754_sqrtf_~x) [2018-11-23 13:07:54,874 INFO L448 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2018-11-23 13:07:54,874 INFO L448 ceAbstractionStarter]: For program point L73-1(lines 73 77) no Hoare annotation was computed. [2018-11-23 13:07:54,874 INFO L444 ceAbstractionStarter]: At program point L73-2(lines 73 77) the Hoare annotation is: (and (= |__ieee754_sqrtf_#in~x| __ieee754_sqrtf_~x) (exists ((__ieee754_sqrtf_~ix~0 (_ BitVec 32))) (and (bvult (bvand (_ bv2147483647 32) __ieee754_sqrtf_~ix~0) (_ bv2139095040 32)) (= (fp ((_ extract 31 31) __ieee754_sqrtf_~ix~0) ((_ extract 30 23) __ieee754_sqrtf_~ix~0) ((_ extract 22 0) __ieee754_sqrtf_~ix~0)) |__ieee754_sqrtf_#in~x|))) (exists ((__ieee754_sqrtf_~ix~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_sqrtf_~ix~0) __ieee754_sqrtf_~hx~0) (= (fp ((_ extract 31 31) __ieee754_sqrtf_~ix~0) ((_ extract 30 23) __ieee754_sqrtf_~ix~0) ((_ extract 22 0) __ieee754_sqrtf_~ix~0)) |__ieee754_sqrtf_#in~x|)))) [2018-11-23 13:07:54,874 INFO L448 ceAbstractionStarter]: For program point L73-3(lines 73 77) no Hoare annotation was computed. [2018-11-23 13:07:54,874 INFO L448 ceAbstractionStarter]: For program point L36-2(lines 36 37) no Hoare annotation was computed. [2018-11-23 13:07:54,874 INFO L444 ceAbstractionStarter]: At program point L36-3(lines 36 37) the Hoare annotation is: (and (= |__ieee754_sqrtf_#in~x| __ieee754_sqrtf_~x) (exists ((__ieee754_sqrtf_~ix~0 (_ BitVec 32))) (and (bvult (bvand (_ bv2147483647 32) __ieee754_sqrtf_~ix~0) (_ bv2139095040 32)) (= (fp ((_ extract 31 31) __ieee754_sqrtf_~ix~0) ((_ extract 30 23) __ieee754_sqrtf_~ix~0) ((_ extract 22 0) __ieee754_sqrtf_~ix~0)) |__ieee754_sqrtf_#in~x|))) (exists ((__ieee754_sqrtf_~ix~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_sqrtf_~ix~0) __ieee754_sqrtf_~hx~0) (= (fp ((_ extract 31 31) __ieee754_sqrtf_~ix~0) ((_ extract 30 23) __ieee754_sqrtf_~ix~0) ((_ extract 22 0) __ieee754_sqrtf_~ix~0)) |__ieee754_sqrtf_#in~x|)))) [2018-11-23 13:07:54,874 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 68) no Hoare annotation was computed. [2018-11-23 13:07:54,874 INFO L448 ceAbstractionStarter]: For program point L36-4(lines 36 37) no Hoare annotation was computed. [2018-11-23 13:07:54,874 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 70) no Hoare annotation was computed. [2018-11-23 13:07:54,874 INFO L451 ceAbstractionStarter]: At program point __ieee754_sqrtfENTRY(lines 14 79) the Hoare annotation is: true [2018-11-23 13:07:54,875 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtfFINAL(lines 14 79) no Hoare annotation was computed. [2018-11-23 13:07:54,875 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 30) no Hoare annotation was computed. [2018-11-23 13:07:54,875 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtfEXIT(lines 14 79) no Hoare annotation was computed. [2018-11-23 13:07:54,875 INFO L444 ceAbstractionStarter]: At program point L50-2(lines 50 59) the Hoare annotation is: (and (= |__ieee754_sqrtf_#in~x| __ieee754_sqrtf_~x) (exists ((__ieee754_sqrtf_~ix~0 (_ BitVec 32))) (and (bvult (bvand (_ bv2147483647 32) __ieee754_sqrtf_~ix~0) (_ bv2139095040 32)) (= (fp ((_ extract 31 31) __ieee754_sqrtf_~ix~0) ((_ extract 30 23) __ieee754_sqrtf_~ix~0) ((_ extract 22 0) __ieee754_sqrtf_~ix~0)) |__ieee754_sqrtf_#in~x|))) (exists ((__ieee754_sqrtf_~ix~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_sqrtf_~ix~0) __ieee754_sqrtf_~hx~0) (= (fp ((_ extract 31 31) __ieee754_sqrtf_~ix~0) ((_ extract 30 23) __ieee754_sqrtf_~ix~0) ((_ extract 22 0) __ieee754_sqrtf_~ix~0)) |__ieee754_sqrtf_#in~x|)))) [2018-11-23 13:07:54,875 INFO L448 ceAbstractionStarter]: For program point L50-3(lines 14 79) no Hoare annotation was computed. [2018-11-23 13:07:54,875 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 43) no Hoare annotation was computed. [2018-11-23 13:07:54,875 INFO L448 ceAbstractionStarter]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2018-11-23 13:07:54,875 INFO L448 ceAbstractionStarter]: For program point L63(lines 63 69) no Hoare annotation was computed. [2018-11-23 13:07:54,875 INFO L448 ceAbstractionStarter]: For program point L26(lines 26 27) no Hoare annotation was computed. [2018-11-23 13:07:54,875 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 39) no Hoare annotation was computed. [2018-11-23 13:07:54,880 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,880 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,881 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,881 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,881 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,881 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,881 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,881 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,885 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,885 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,886 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,886 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,886 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,886 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,886 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,886 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,887 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,887 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,887 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,888 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,888 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,888 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,888 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,888 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,890 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,890 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,890 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,890 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,891 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,891 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,891 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,891 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,892 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,892 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,892 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,892 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,893 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,893 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,893 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,893 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,893 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,894 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,894 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:07:54 BoogieIcfgContainer [2018-11-23 13:07:54,896 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 13:07:54,896 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 13:07:54,896 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 13:07:54,897 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 13:07:54,897 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:44" (3/4) ... [2018-11-23 13:07:54,900 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 13:07:54,905 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_float [2018-11-23 13:07:54,906 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 13:07:54,906 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 13:07:54,906 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-11-23 13:07:54,910 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2018-11-23 13:07:54,910 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 13:07:54,910 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 13:07:54,927 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-11-23 13:07:54,927 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-11-23 13:07:54,928 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(x) == x && (\exists __ieee754_sqrtf_~ix~0 : bv32 :: ~bvult32(~bvand32(2147483647bv32, __ieee754_sqrtf_~ix~0), 2139095040bv32) && ~fp~LONGDOUBLE(__ieee754_sqrtf_~ix~0[31:31], __ieee754_sqrtf_~ix~0[30:23], __ieee754_sqrtf_~ix~0[22:0]) == \old(x))) && (\exists __ieee754_sqrtf_~ix~0 : bv32 :: ~bvand32(2147483647bv32, __ieee754_sqrtf_~ix~0) == hx && ~fp~LONGDOUBLE(__ieee754_sqrtf_~ix~0[31:31], __ieee754_sqrtf_~ix~0[30:23], __ieee754_sqrtf_~ix~0[22:0]) == \old(x)) [2018-11-23 13:07:54,928 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(x) == x && (\exists __ieee754_sqrtf_~ix~0 : bv32 :: ~bvult32(~bvand32(2147483647bv32, __ieee754_sqrtf_~ix~0), 2139095040bv32) && ~fp~LONGDOUBLE(__ieee754_sqrtf_~ix~0[31:31], __ieee754_sqrtf_~ix~0[30:23], __ieee754_sqrtf_~ix~0[22:0]) == \old(x))) && (\exists __ieee754_sqrtf_~ix~0 : bv32 :: ~bvand32(2147483647bv32, __ieee754_sqrtf_~ix~0) == hx && ~fp~LONGDOUBLE(__ieee754_sqrtf_~ix~0[31:31], __ieee754_sqrtf_~ix~0[30:23], __ieee754_sqrtf_~ix~0[22:0]) == \old(x)) [2018-11-23 13:07:54,928 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(x) == x && (\exists __ieee754_sqrtf_~ix~0 : bv32 :: ~bvult32(~bvand32(2147483647bv32, __ieee754_sqrtf_~ix~0), 2139095040bv32) && ~fp~LONGDOUBLE(__ieee754_sqrtf_~ix~0[31:31], __ieee754_sqrtf_~ix~0[30:23], __ieee754_sqrtf_~ix~0[22:0]) == \old(x))) && (\exists __ieee754_sqrtf_~ix~0 : bv32 :: ~bvand32(2147483647bv32, __ieee754_sqrtf_~ix~0) == hx && ~fp~LONGDOUBLE(__ieee754_sqrtf_~ix~0[31:31], __ieee754_sqrtf_~ix~0[30:23], __ieee754_sqrtf_~ix~0[22:0]) == \old(x)) [2018-11-23 13:07:54,951 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_43de886b-d72f-4c47-b78f-a1732b5e9ed6/bin-2019/uautomizer/witness.graphml [2018-11-23 13:07:54,951 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 13:07:54,952 INFO L168 Benchmark]: Toolchain (without parser) took 11515.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 950.5 MB in the beginning and 941.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 142.1 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:54,952 INFO L168 Benchmark]: CDTParser took 0.11 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 13:07:54,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 210.14 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 934.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:54,952 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.53 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:07:54,953 INFO L168 Benchmark]: Boogie Preprocessor took 63.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:54,953 INFO L168 Benchmark]: RCFGBuilder took 565.97 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: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:54,953 INFO L168 Benchmark]: TraceAbstraction took 10598.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 941.0 MB in the end (delta: 146.7 MB). Peak memory consumption was 146.7 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:54,953 INFO L168 Benchmark]: Witness Printer took 54.78 ms. Allocated memory is still 1.2 GB. Free memory is still 941.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:07:54,955 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 210.14 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 934.4 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 19.53 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 565.97 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: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10598.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 941.0 MB in the end (delta: 146.7 MB). Peak memory consumption was 146.7 MB. Max. memory is 11.5 GB. * Witness Printer took 54.78 ms. Allocated memory is still 1.2 GB. Free memory is still 941.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 107]: 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: 50]: Loop Invariant [2018-11-23 13:07:54,958 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,958 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,958 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,958 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,958 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,958 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,959 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,959 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,959 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,959 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,960 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,960 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,960 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,960 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,960 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,960 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] Derived loop invariant: (\old(x) == x && (\exists __ieee754_sqrtf_~ix~0 : bv32 :: ~bvult32(~bvand32(2147483647bv32, __ieee754_sqrtf_~ix~0), 2139095040bv32) && ~fp~LONGDOUBLE(__ieee754_sqrtf_~ix~0[31:31], __ieee754_sqrtf_~ix~0[30:23], __ieee754_sqrtf_~ix~0[22:0]) == \old(x))) && (\exists __ieee754_sqrtf_~ix~0 : bv32 :: ~bvand32(2147483647bv32, __ieee754_sqrtf_~ix~0) == hx && ~fp~LONGDOUBLE(__ieee754_sqrtf_~ix~0[31:31], __ieee754_sqrtf_~ix~0[30:23], __ieee754_sqrtf_~ix~0[22:0]) == \old(x)) - InvariantResult [Line: 73]: Loop Invariant [2018-11-23 13:07:54,961 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,961 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,961 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,961 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,961 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,961 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,962 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,962 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,962 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,962 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,962 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,962 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,963 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,963 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,963 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,963 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] Derived loop invariant: (\old(x) == x && (\exists __ieee754_sqrtf_~ix~0 : bv32 :: ~bvult32(~bvand32(2147483647bv32, __ieee754_sqrtf_~ix~0), 2139095040bv32) && ~fp~LONGDOUBLE(__ieee754_sqrtf_~ix~0[31:31], __ieee754_sqrtf_~ix~0[30:23], __ieee754_sqrtf_~ix~0[22:0]) == \old(x))) && (\exists __ieee754_sqrtf_~ix~0 : bv32 :: ~bvand32(2147483647bv32, __ieee754_sqrtf_~ix~0) == hx && ~fp~LONGDOUBLE(__ieee754_sqrtf_~ix~0[31:31], __ieee754_sqrtf_~ix~0[30:23], __ieee754_sqrtf_~ix~0[22:0]) == \old(x)) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 36]: Loop Invariant [2018-11-23 13:07:54,964 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,964 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,964 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,964 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,964 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,964 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,964 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,965 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,965 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,965 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,965 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,965 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,965 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,966 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,966 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] [2018-11-23 13:07:54,966 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrtf_~ix~0,QUANTIFIED] Derived loop invariant: (\old(x) == x && (\exists __ieee754_sqrtf_~ix~0 : bv32 :: ~bvult32(~bvand32(2147483647bv32, __ieee754_sqrtf_~ix~0), 2139095040bv32) && ~fp~LONGDOUBLE(__ieee754_sqrtf_~ix~0[31:31], __ieee754_sqrtf_~ix~0[30:23], __ieee754_sqrtf_~ix~0[22:0]) == \old(x))) && (\exists __ieee754_sqrtf_~ix~0 : bv32 :: ~bvand32(2147483647bv32, __ieee754_sqrtf_~ix~0) == hx && ~fp~LONGDOUBLE(__ieee754_sqrtf_~ix~0[31:31], __ieee754_sqrtf_~ix~0[30:23], __ieee754_sqrtf_~ix~0[22:0]) == \old(x)) - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: \old(x) == x - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 48 locations, 1 error locations. SAFE Result, 10.5s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 7.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 133 SDtfs, 151 SDslu, 422 SDs, 0 SdLazy, 141 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 78 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 17 PreInvPairs, 24 NumberOfFragments, 161 HoareAnnotationTreeSize, 17 FomulaSimplifications, 46 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 68 ConstructedInterpolants, 6 QuantifiedInterpolants, 7887 SizeOfPredicates, 9 NumberOfNonLiveVariables, 203 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...