./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0470_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_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 ....................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:17:35,195 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:17:35,196 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:17:35,205 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:17:35,205 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:17:35,206 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:17:35,207 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:17:35,208 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:17:35,209 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:17:35,210 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:17:35,211 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:17:35,211 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:17:35,211 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:17:35,212 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:17:35,213 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:17:35,213 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:17:35,214 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:17:35,215 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:17:35,217 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:17:35,218 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:17:35,218 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:17:35,219 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:17:35,221 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:17:35,221 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:17:35,221 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:17:35,222 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:17:35,223 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:17:35,223 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:17:35,224 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:17:35,224 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:17:35,225 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:17:35,225 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:17:35,225 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:17:35,226 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:17:35,226 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:17:35,227 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:17:35,227 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 07:17:35,237 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:17:35,238 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:17:35,238 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:17:35,238 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 07:17:35,239 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:17:35,239 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:17:35,239 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:17:35,239 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:17:35,240 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:17:35,240 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:17:35,240 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:17:35,240 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:17:35,240 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:17:35,240 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:17:35,240 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:17:35,240 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:17:35,241 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:17:35,241 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:17:35,241 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 07:17:35,241 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 07:17:35,241 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:17:35,241 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:17:35,241 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:17:35,242 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:17:35,242 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:17:35,242 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:17:35,242 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 07:17:35,242 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:17:35,242 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:17:35,242 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_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 [2018-11-23 07:17:35,266 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:17:35,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:17:35,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:17:35,279 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:17:35,280 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:17:35,280 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c [2018-11-23 07:17:35,325 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/data/fa31eb45f/ca881bffa514460aa2999ed56db66f8e/FLAG287484917 [2018-11-23 07:17:35,661 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:17:35,662 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c [2018-11-23 07:17:35,666 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/data/fa31eb45f/ca881bffa514460aa2999ed56db66f8e/FLAG287484917 [2018-11-23 07:17:35,675 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/data/fa31eb45f/ca881bffa514460aa2999ed56db66f8e [2018-11-23 07:17:35,677 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:17:35,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:17:35,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:17:35,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:17:35,682 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:17:35,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:17:35" (1/1) ... [2018-11-23 07:17:35,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fb74b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:35, skipping insertion in model container [2018-11-23 07:17:35,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:17:35" (1/1) ... [2018-11-23 07:17:35,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:17:35,712 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:17:35,862 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:17:35,864 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:17:35,889 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:17:35,942 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:17:35,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:35 WrapperNode [2018-11-23 07:17:35,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:17:35,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:17:35,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:17:35,943 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:17:35,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:35" (1/1) ... [2018-11-23 07:17:35,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:35" (1/1) ... [2018-11-23 07:17:35,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:17:35,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:17:35,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:17:35,975 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:17:35,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:35" (1/1) ... [2018-11-23 07:17:35,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:35" (1/1) ... [2018-11-23 07:17:35,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:35" (1/1) ... [2018-11-23 07:17:35,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:35" (1/1) ... [2018-11-23 07:17:35,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:35" (1/1) ... [2018-11-23 07:17:35,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:35" (1/1) ... [2018-11-23 07:17:35,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:35" (1/1) ... [2018-11-23 07:17:36,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:17:36,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:17:36,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:17:36,002 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:17:36,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:17:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-23 07:17:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 07:17:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 07:17:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 07:17:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:17:36,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:17:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 07:17:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 07:17:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-23 07:17:36,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-23 07:17:36,426 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:17:36,427 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-11-23 07:17:36,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:17:36 BoogieIcfgContainer [2018-11-23 07:17:36,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:17:36,428 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:17:36,428 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:17:36,436 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:17:36,436 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:17:36" (1/1) ... [2018-11-23 07:17:36,445 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:17:36,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:36,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2018-11-23 07:17:36,469 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2018-11-23 07:17:36,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 07:17:36,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:36,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:36,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:36,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-11-23 07:17:36,552 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-11-23 07:17:36,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 07:17:36,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:36,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:17:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:17:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:17:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:17:36,653 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~one_sqrt~0 := 1.0;~tiny_sqrt~0 := 1.0E-30;~one_acos~0 := 1.0;~pi~0 := 3.1415925026;~pio2_hi_acos~0 := 1.5707962513;~pio2_lo_acos~0 := 7.5497894159E-8;~pS0_acos~0 := 0.16666667163;~pS1_acos~0 := ~someUnaryDOUBLEoperation(0.32556581497);~pS2_acos~0 := 0.20121252537;~pS3_acos~0 := ~someUnaryDOUBLEoperation(0.040055535734);~pS4_acos~0 := 7.9153501429E-4;~pS5_acos~0 := 3.4793309169E-5;~qS1_acos~0 := ~someUnaryDOUBLEoperation(2.4033949375);~qS2_acos~0 := 2.0209457874;~qS3_acos~0 := ~someUnaryDOUBLEoperation(0.68828397989);~qS4_acos~0 := 0.077038154006;havoc main_#res;havoc main_#t~ret13, main_#t~ret14, main_~x~0, main_~res~0;main_~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0);__ieee754_acosf_#in~x := main_~x~0;havoc __ieee754_acosf_#res;havoc __ieee754_acosf_#t~mem5, __ieee754_acosf_#t~union6, __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset, __ieee754_acosf_#t~ret7, __ieee754_acosf_#t~ret8, __ieee754_acosf_#t~mem9, __ieee754_acosf_#t~union10, __ieee754_acosf_~#gf_u~2.base, __ieee754_acosf_~#gf_u~2.offset, __ieee754_acosf_#t~mem11, __ieee754_acosf_#t~union12, __ieee754_acosf_~#sf_u~1.base, __ieee754_acosf_~#sf_u~1.offset, __ieee754_acosf_~idf~0, __ieee754_acosf_~x, __ieee754_acosf_~z~1, __ieee754_acosf_~p~0, __ieee754_acosf_~q~1, __ieee754_acosf_~r~1, __ieee754_acosf_~w~0, __ieee754_acosf_~s~1, __ieee754_acosf_~c~0, __ieee754_acosf_~df~0, __ieee754_acosf_~hx~1, __ieee754_acosf_~ix~1;__ieee754_acosf_~x := __ieee754_acosf_#in~x;havoc __ieee754_acosf_~z~1;havoc __ieee754_acosf_~p~0;havoc __ieee754_acosf_~q~1;havoc __ieee754_acosf_~r~1;havoc __ieee754_acosf_~w~0;havoc __ieee754_acosf_~s~1;havoc __ieee754_acosf_~c~0;havoc __ieee754_acosf_~df~0;havoc __ieee754_acosf_~hx~1;havoc __ieee754_acosf_~ix~1; VAL [ULTIMATE.start___ieee754_acosf_~x=2.0, ULTIMATE.start_main_~x~0=2.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_acosf_#in~x|=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=(/ 15707962513.0 10000000000.0), ~pio2_lo_acos~0=(/ 75497894159.0 1000000000000000000.0), ~pi~0=(/ 15707962513.0 5000000000.0), ~pS0_acos~0=(/ 16666667163.0 100000000000.0), ~pS2_acos~0=(/ 20121252537.0 100000000000.0), ~pS4_acos~0=(/ 79153501429.0 100000000000000.0), ~pS5_acos~0=(/ 34793309169.0 1000000000000000.0), ~qS2_acos~0=(/ 10104728937.0 5000000000.0), ~qS4_acos~0=(/ 38519077003.0 500000000000.0), ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] call __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset := #Ultimate.alloc(4);call write~real(__ieee754_acosf_~x, __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset, 4);call __ieee754_acosf_#t~mem5 := read~int(__ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset, 4);__ieee754_acosf_~hx~1 := (if __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 <= 2147483647 then __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 else __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 - 4294967296);call write~real(__ieee754_acosf_#t~union6, __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset, 4);havoc __ieee754_acosf_#t~union6;havoc __ieee754_acosf_#t~mem5;call ULTIMATE.dealloc(__ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset);havoc __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset; VAL [ULTIMATE.start___ieee754_acosf_~hx~1=1, ULTIMATE.start___ieee754_acosf_~x=2.0, ULTIMATE.start_main_~x~0=2.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_acosf_#in~x|=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=(/ 15707962513.0 10000000000.0), ~pio2_lo_acos~0=(/ 75497894159.0 1000000000000000000.0), ~pi~0=(/ 15707962513.0 5000000000.0), ~pS0_acos~0=(/ 16666667163.0 100000000000.0), ~pS2_acos~0=(/ 20121252537.0 100000000000.0), ~pS4_acos~0=(/ 79153501429.0 100000000000000.0), ~pS5_acos~0=(/ 34793309169.0 1000000000000000.0), ~qS2_acos~0=(/ 10104728937.0 5000000000.0), ~qS4_acos~0=(/ 38519077003.0 500000000000.0), ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] goto; VAL [ULTIMATE.start___ieee754_acosf_~hx~1=1, ULTIMATE.start___ieee754_acosf_~x=2.0, ULTIMATE.start_main_~x~0=2.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_acosf_#in~x|=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=(/ 15707962513.0 10000000000.0), ~pio2_lo_acos~0=(/ 75497894159.0 1000000000000000000.0), ~pi~0=(/ 15707962513.0 5000000000.0), ~pS0_acos~0=(/ 16666667163.0 100000000000.0), ~pS2_acos~0=(/ 20121252537.0 100000000000.0), ~pS4_acos~0=(/ 79153501429.0 100000000000000.0), ~pS5_acos~0=(/ 34793309169.0 1000000000000000.0), ~qS2_acos~0=(/ 10104728937.0 5000000000.0), ~qS4_acos~0=(/ 38519077003.0 500000000000.0), ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] __ieee754_acosf_~ix~1 := ~bitwiseAnd(__ieee754_acosf_~hx~1, 2147483647); VAL [ULTIMATE.start___ieee754_acosf_~hx~1=1, ULTIMATE.start___ieee754_acosf_~x=2.0, ULTIMATE.start_main_~x~0=2.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_acosf_#in~x|=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=(/ 15707962513.0 10000000000.0), ~pio2_lo_acos~0=(/ 75497894159.0 1000000000000000000.0), ~pi~0=(/ 15707962513.0 5000000000.0), ~pS0_acos~0=(/ 16666667163.0 100000000000.0), ~pS2_acos~0=(/ 20121252537.0 100000000000.0), ~pS4_acos~0=(/ 79153501429.0 100000000000000.0), ~pS5_acos~0=(/ 34793309169.0 1000000000000000.0), ~qS2_acos~0=(/ 10104728937.0 5000000000.0), ~qS4_acos~0=(/ 38519077003.0 500000000000.0), ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume 1065353216 == __ieee754_acosf_~ix~1;BeginParallelComposition{ParallelCodeBlock0: assume __ieee754_acosf_~hx~1 > 0;__ieee754_acosf_#res := 0.0;ParallelCodeBlock1: assume !(__ieee754_acosf_~hx~1 > 0);__ieee754_acosf_#res := ~someBinaryArithmeticFLOAToperation(~pi~0, ~someBinaryArithmeticFLOAToperation(2.0, ~pio2_lo_acos~0));}EndParallelComposition VAL [ULTIMATE.start___ieee754_acosf_~hx~1=1, ULTIMATE.start___ieee754_acosf_~ix~1=1065353216, ULTIMATE.start___ieee754_acosf_~x=2.0, ULTIMATE.start_main_~x~0=2.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_acosf_#in~x|=2.0, |ULTIMATE.start___ieee754_acosf_#res|=0.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=(/ 15707962513.0 10000000000.0), ~pio2_lo_acos~0=(/ 75497894159.0 1000000000000000000.0), ~pi~0=(/ 15707962513.0 5000000000.0), ~pS0_acos~0=(/ 16666667163.0 100000000000.0), ~pS2_acos~0=(/ 20121252537.0 100000000000.0), ~pS4_acos~0=(/ 79153501429.0 100000000000000.0), ~pS5_acos~0=(/ 34793309169.0 1000000000000000.0), ~qS2_acos~0=(/ 10104728937.0 5000000000.0), ~qS4_acos~0=(/ 38519077003.0 500000000000.0), ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] main_#t~ret13 := __ieee754_acosf_#res;main_~res~0 := main_#t~ret13;havoc main_#t~ret13;isnan_float_#in~x := main_~res~0;havoc isnan_float_#res;havoc isnan_float_~x;isnan_float_~x := isnan_float_#in~x;isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0);main_#t~ret14 := isnan_float_#res;assume -2147483648 <= main_#t~ret14 && main_#t~ret14 <= 2147483647; VAL [ULTIMATE.start___ieee754_acosf_~hx~1=1, ULTIMATE.start___ieee754_acosf_~ix~1=1065353216, ULTIMATE.start___ieee754_acosf_~x=2.0, ULTIMATE.start_isnan_float_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=2.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_acosf_#in~x|=2.0, |ULTIMATE.start___ieee754_acosf_#res|=0.0, |ULTIMATE.start_isnan_float_#in~x|=0.0, |ULTIMATE.start_isnan_float_#res|=0, |ULTIMATE.start_main_#t~ret14|=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=(/ 15707962513.0 10000000000.0), ~pio2_lo_acos~0=(/ 75497894159.0 1000000000000000000.0), ~pi~0=(/ 15707962513.0 5000000000.0), ~pS0_acos~0=(/ 16666667163.0 100000000000.0), ~pS2_acos~0=(/ 20121252537.0 100000000000.0), ~pS4_acos~0=(/ 79153501429.0 100000000000000.0), ~pS5_acos~0=(/ 34793309169.0 1000000000000000.0), ~qS2_acos~0=(/ 10104728937.0 5000000000.0), ~qS4_acos~0=(/ 38519077003.0 500000000000.0), ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume 0 == main_#t~ret14;havoc main_#t~ret14; VAL [ULTIMATE.start___ieee754_acosf_~hx~1=1, ULTIMATE.start___ieee754_acosf_~ix~1=1065353216, ULTIMATE.start___ieee754_acosf_~x=2.0, ULTIMATE.start_isnan_float_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=2.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_acosf_#in~x|=2.0, |ULTIMATE.start___ieee754_acosf_#res|=0.0, |ULTIMATE.start_isnan_float_#in~x|=0.0, |ULTIMATE.start_isnan_float_#res|=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=(/ 15707962513.0 10000000000.0), ~pio2_lo_acos~0=(/ 75497894159.0 1000000000000000000.0), ~pi~0=(/ 15707962513.0 5000000000.0), ~pS0_acos~0=(/ 16666667163.0 100000000000.0), ~pS2_acos~0=(/ 20121252537.0 100000000000.0), ~pS4_acos~0=(/ 79153501429.0 100000000000000.0), ~pS5_acos~0=(/ 34793309169.0 1000000000000000.0), ~qS2_acos~0=(/ 10104728937.0 5000000000.0), ~qS4_acos~0=(/ 38519077003.0 500000000000.0), ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume !false; VAL [ULTIMATE.start___ieee754_acosf_~hx~1=1, ULTIMATE.start___ieee754_acosf_~ix~1=1065353216, ULTIMATE.start___ieee754_acosf_~x=2.0, ULTIMATE.start_isnan_float_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=2.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_acosf_#in~x|=2.0, |ULTIMATE.start___ieee754_acosf_#res|=0.0, |ULTIMATE.start_isnan_float_#in~x|=0.0, |ULTIMATE.start_isnan_float_#res|=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=(/ 15707962513.0 10000000000.0), ~pio2_lo_acos~0=(/ 75497894159.0 1000000000000000000.0), ~pi~0=(/ 15707962513.0 5000000000.0), ~pS0_acos~0=(/ 16666667163.0 100000000000.0), ~pS2_acos~0=(/ 20121252537.0 100000000000.0), ~pS4_acos~0=(/ 79153501429.0 100000000000000.0), ~pS5_acos~0=(/ 34793309169.0 1000000000000000.0), ~qS2_acos~0=(/ 10104728937.0 5000000000.0), ~qS4_acos~0=(/ 38519077003.0 500000000000.0), ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L15] ~one_sqrt~0 := 1.0; [L15] ~tiny_sqrt~0 := 1.0E-30; [L84-L91] ~one_acos~0 := 1.0; [L84-L91] ~pi~0 := 3.1415925026; [L84-L91] ~pio2_hi_acos~0 := 1.5707962513; [L84-L91] ~pio2_lo_acos~0 := 7.5497894159E-8; [L84-L91] ~pS0_acos~0 := 0.16666667163; [L84-L91] ~pS1_acos~0 := ~someUnaryDOUBLEoperation(0.32556581497); [L84-L91] ~pS2_acos~0 := 0.20121252537; [L84-L91] ~pS3_acos~0 := ~someUnaryDOUBLEoperation(0.040055535734); [L84-L91] ~pS4_acos~0 := 7.9153501429E-4; [L84-L91] ~pS5_acos~0 := 3.4793309169E-5; [L84-L91] ~qS1_acos~0 := ~someUnaryDOUBLEoperation(2.4033949375); [L84-L91] ~qS2_acos~0 := 2.0209457874; [L84-L91] ~qS3_acos~0 := ~someUnaryDOUBLEoperation(0.68828397989); [L84-L91] ~qS4_acos~0 := 0.077038154006; [?] havoc main_#res; [?] havoc main_#t~ret13, main_#t~ret14, main_~x~0, main_~res~0; [L169] main_~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0); [L170] __ieee754_acosf_#in~x := main_~x~0; [L170] havoc __ieee754_acosf_#res; [L170] havoc __ieee754_acosf_#t~mem5, __ieee754_acosf_#t~union6, __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset, __ieee754_acosf_#t~ret7, __ieee754_acosf_#t~ret8, __ieee754_acosf_#t~mem9, __ieee754_acosf_#t~union10, __ieee754_acosf_~#gf_u~2.base, __ieee754_acosf_~#gf_u~2.offset, __ieee754_acosf_#t~mem11, __ieee754_acosf_#t~union12, __ieee754_acosf_~#sf_u~1.base, __ieee754_acosf_~#sf_u~1.offset, __ieee754_acosf_~idf~0, __ieee754_acosf_~x, __ieee754_acosf_~z~1, __ieee754_acosf_~p~0, __ieee754_acosf_~q~1, __ieee754_acosf_~r~1, __ieee754_acosf_~w~0, __ieee754_acosf_~s~1, __ieee754_acosf_~c~0, __ieee754_acosf_~df~0, __ieee754_acosf_~hx~1, __ieee754_acosf_~ix~1; [L93-L160] __ieee754_acosf_~x := __ieee754_acosf_#in~x; [L94] havoc __ieee754_acosf_~z~1; [L94] havoc __ieee754_acosf_~p~0; [L94] havoc __ieee754_acosf_~q~1; [L94] havoc __ieee754_acosf_~r~1; [L94] havoc __ieee754_acosf_~w~0; [L94] havoc __ieee754_acosf_~s~1; [L94] havoc __ieee754_acosf_~c~0; [L94] havoc __ieee754_acosf_~df~0; [L95] havoc __ieee754_acosf_~hx~1; [L95] havoc __ieee754_acosf_~ix~1; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L97] call __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset := #Ultimate.alloc(4); [L98] call write~real(__ieee754_acosf_~x, __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset, 4); [L99] call __ieee754_acosf_#t~mem5 := read~int(__ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset, 4); [L99] __ieee754_acosf_~hx~1 := (if __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 <= 2147483647 then __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 else __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 - 4294967296); [L99] call write~real(__ieee754_acosf_#t~union6, __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset, 4); [L99] havoc __ieee754_acosf_#t~union6; [L99] havoc __ieee754_acosf_#t~mem5; [L97] call ULTIMATE.dealloc(__ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset); [L97] havoc __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L101] __ieee754_acosf_~ix~1 := ~bitwiseAnd(__ieee754_acosf_~hx~1, 2147483647); VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L102-L109] assume 1065353216 == __ieee754_acosf_~ix~1; [L103-L106] assume __ieee754_acosf_~hx~1 > 0; [L104] __ieee754_acosf_#res := 0.0; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L170] main_#t~ret13 := __ieee754_acosf_#res; [L170] main_~res~0 := main_#t~ret13; [L170] havoc main_#t~ret13; [L173] isnan_float_#in~x := main_~res~0; [L173] havoc isnan_float_#res; [L173] havoc isnan_float_~x; [L13] isnan_float_~x := isnan_float_#in~x; [L13] isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0); [L173] main_#t~ret14 := isnan_float_#res; [L173] assume -2147483648 <= main_#t~ret14 && main_#t~ret14 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, isnan_float_#in~x=0.0, isnan_float_#res=0, isnan_float_~x=0.0, main_#t~ret14=0, main_~res~0=0.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L173-L176] assume 0 == main_#t~ret14; [L173] havoc main_#t~ret14; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, isnan_float_#in~x=0.0, isnan_float_#res=0, isnan_float_~x=0.0, main_~res~0=0.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L174] assert false; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, isnan_float_#in~x=0.0, isnan_float_#res=0, isnan_float_~x=0.0, main_~res~0=0.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L15] ~one_sqrt~0 := 1.0; [L15] ~tiny_sqrt~0 := 1.0E-30; [L84-L91] ~one_acos~0 := 1.0; [L84-L91] ~pi~0 := 3.1415925026; [L84-L91] ~pio2_hi_acos~0 := 1.5707962513; [L84-L91] ~pio2_lo_acos~0 := 7.5497894159E-8; [L84-L91] ~pS0_acos~0 := 0.16666667163; [L84-L91] ~pS1_acos~0 := ~someUnaryDOUBLEoperation(0.32556581497); [L84-L91] ~pS2_acos~0 := 0.20121252537; [L84-L91] ~pS3_acos~0 := ~someUnaryDOUBLEoperation(0.040055535734); [L84-L91] ~pS4_acos~0 := 7.9153501429E-4; [L84-L91] ~pS5_acos~0 := 3.4793309169E-5; [L84-L91] ~qS1_acos~0 := ~someUnaryDOUBLEoperation(2.4033949375); [L84-L91] ~qS2_acos~0 := 2.0209457874; [L84-L91] ~qS3_acos~0 := ~someUnaryDOUBLEoperation(0.68828397989); [L84-L91] ~qS4_acos~0 := 0.077038154006; [?] havoc main_#res; [?] havoc main_#t~ret13, main_#t~ret14, main_~x~0, main_~res~0; [L169] main_~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0); [L170] __ieee754_acosf_#in~x := main_~x~0; [L170] havoc __ieee754_acosf_#res; [L170] havoc __ieee754_acosf_#t~mem5, __ieee754_acosf_#t~union6, __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset, __ieee754_acosf_#t~ret7, __ieee754_acosf_#t~ret8, __ieee754_acosf_#t~mem9, __ieee754_acosf_#t~union10, __ieee754_acosf_~#gf_u~2.base, __ieee754_acosf_~#gf_u~2.offset, __ieee754_acosf_#t~mem11, __ieee754_acosf_#t~union12, __ieee754_acosf_~#sf_u~1.base, __ieee754_acosf_~#sf_u~1.offset, __ieee754_acosf_~idf~0, __ieee754_acosf_~x, __ieee754_acosf_~z~1, __ieee754_acosf_~p~0, __ieee754_acosf_~q~1, __ieee754_acosf_~r~1, __ieee754_acosf_~w~0, __ieee754_acosf_~s~1, __ieee754_acosf_~c~0, __ieee754_acosf_~df~0, __ieee754_acosf_~hx~1, __ieee754_acosf_~ix~1; [L93-L160] __ieee754_acosf_~x := __ieee754_acosf_#in~x; [L94] havoc __ieee754_acosf_~z~1; [L94] havoc __ieee754_acosf_~p~0; [L94] havoc __ieee754_acosf_~q~1; [L94] havoc __ieee754_acosf_~r~1; [L94] havoc __ieee754_acosf_~w~0; [L94] havoc __ieee754_acosf_~s~1; [L94] havoc __ieee754_acosf_~c~0; [L94] havoc __ieee754_acosf_~df~0; [L95] havoc __ieee754_acosf_~hx~1; [L95] havoc __ieee754_acosf_~ix~1; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L97] call __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset := #Ultimate.alloc(4); [L98] call write~real(__ieee754_acosf_~x, __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset, 4); [L99] call __ieee754_acosf_#t~mem5 := read~int(__ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset, 4); [L99] __ieee754_acosf_~hx~1 := (if __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 <= 2147483647 then __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 else __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 - 4294967296); [L99] call write~real(__ieee754_acosf_#t~union6, __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset, 4); [L99] havoc __ieee754_acosf_#t~union6; [L99] havoc __ieee754_acosf_#t~mem5; [L97] call ULTIMATE.dealloc(__ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset); [L97] havoc __ieee754_acosf_~#gf_u~1.base, __ieee754_acosf_~#gf_u~1.offset; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L101] __ieee754_acosf_~ix~1 := ~bitwiseAnd(__ieee754_acosf_~hx~1, 2147483647); VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L102-L109] assume 1065353216 == __ieee754_acosf_~ix~1; [L103-L106] assume __ieee754_acosf_~hx~1 > 0; [L104] __ieee754_acosf_#res := 0.0; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L170] main_#t~ret13 := __ieee754_acosf_#res; [L170] main_~res~0 := main_#t~ret13; [L170] havoc main_#t~ret13; [L173] isnan_float_#in~x := main_~res~0; [L173] havoc isnan_float_#res; [L173] havoc isnan_float_~x; [L13] isnan_float_~x := isnan_float_#in~x; [L13] isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0); [L173] main_#t~ret14 := isnan_float_#res; [L173] assume -2147483648 <= main_#t~ret14 && main_#t~ret14 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, isnan_float_#in~x=0.0, isnan_float_#res=0, isnan_float_~x=0.0, main_#t~ret14=0, main_~res~0=0.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L173-L176] assume 0 == main_#t~ret14; [L173] havoc main_#t~ret14; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, isnan_float_#in~x=0.0, isnan_float_#res=0, isnan_float_~x=0.0, main_~res~0=0.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L174] assert false; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, isnan_float_#in~x=0.0, isnan_float_#res=0, isnan_float_~x=0.0, main_~res~0=0.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15] ~one_sqrt~0 := 1.0; [L15] ~tiny_sqrt~0 := 1.0E-30; [L84-L91] ~one_acos~0 := 1.0; [L84-L91] ~pi~0 := 3.1415925026; [L84-L91] ~pio2_hi_acos~0 := 1.5707962513; [L84-L91] ~pio2_lo_acos~0 := 7.5497894159E-8; [L84-L91] ~pS0_acos~0 := 0.16666667163; [L84-L91] ~pS1_acos~0 := ~someUnaryDOUBLEoperation(0.32556581497); [L84-L91] ~pS2_acos~0 := 0.20121252537; [L84-L91] ~pS3_acos~0 := ~someUnaryDOUBLEoperation(0.040055535734); [L84-L91] ~pS4_acos~0 := 7.9153501429E-4; [L84-L91] ~pS5_acos~0 := 3.4793309169E-5; [L84-L91] ~qS1_acos~0 := ~someUnaryDOUBLEoperation(2.4033949375); [L84-L91] ~qS2_acos~0 := 2.0209457874; [L84-L91] ~qS3_acos~0 := ~someUnaryDOUBLEoperation(0.68828397989); [L84-L91] ~qS4_acos~0 := 0.077038154006; [?] havoc main_#res; [?] havoc main_#t~ret13, main_#t~ret14, main_~x~0, main_~res~0; [L169] main_~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0); [L170] __ieee754_acosf_#in~x := main_~x~0; [L170] havoc __ieee754_acosf_#res; [L170] havoc __ieee754_acosf_#t~mem5, __ieee754_acosf_#t~union6, __ieee754_acosf_~#gf_u~1, __ieee754_acosf_#t~ret7, __ieee754_acosf_#t~ret8, __ieee754_acosf_#t~mem9, __ieee754_acosf_#t~union10, __ieee754_acosf_~#gf_u~2, __ieee754_acosf_#t~mem11, __ieee754_acosf_#t~union12, __ieee754_acosf_~#sf_u~1, __ieee754_acosf_~idf~0, __ieee754_acosf_~x, __ieee754_acosf_~z~1, __ieee754_acosf_~p~0, __ieee754_acosf_~q~1, __ieee754_acosf_~r~1, __ieee754_acosf_~w~0, __ieee754_acosf_~s~1, __ieee754_acosf_~c~0, __ieee754_acosf_~df~0, __ieee754_acosf_~hx~1, __ieee754_acosf_~ix~1; [L93-L160] __ieee754_acosf_~x := __ieee754_acosf_#in~x; [L94] havoc __ieee754_acosf_~z~1; [L94] havoc __ieee754_acosf_~p~0; [L94] havoc __ieee754_acosf_~q~1; [L94] havoc __ieee754_acosf_~r~1; [L94] havoc __ieee754_acosf_~w~0; [L94] havoc __ieee754_acosf_~s~1; [L94] havoc __ieee754_acosf_~c~0; [L94] havoc __ieee754_acosf_~df~0; [L95] havoc __ieee754_acosf_~hx~1; [L95] havoc __ieee754_acosf_~ix~1; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L97] FCALL call __ieee754_acosf_~#gf_u~1 := #Ultimate.alloc(4); [L98] FCALL call write~real(__ieee754_acosf_~x, { base: __ieee754_acosf_~#gf_u~1!base, offset: __ieee754_acosf_~#gf_u~1!offset }, 4); [L99] FCALL call __ieee754_acosf_#t~mem5 := read~int({ base: __ieee754_acosf_~#gf_u~1!base, offset: __ieee754_acosf_~#gf_u~1!offset }, 4); [L99] __ieee754_acosf_~hx~1 := (if __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 <= 2147483647 then __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 else __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 - 4294967296); [L99] FCALL call write~real(__ieee754_acosf_#t~union6, { base: __ieee754_acosf_~#gf_u~1!base, offset: __ieee754_acosf_~#gf_u~1!offset }, 4); [L99] havoc __ieee754_acosf_#t~union6; [L99] havoc __ieee754_acosf_#t~mem5; [L97] FCALL call ULTIMATE.dealloc(__ieee754_acosf_~#gf_u~1); [L97] havoc __ieee754_acosf_~#gf_u~1; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L101] __ieee754_acosf_~ix~1 := ~bitwiseAnd(__ieee754_acosf_~hx~1, 2147483647); VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L102] COND TRUE 1065353216 == __ieee754_acosf_~ix~1 [L103] COND TRUE __ieee754_acosf_~hx~1 > 0 [L104] __ieee754_acosf_#res := 0.0; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L170] main_#t~ret13 := __ieee754_acosf_#res; [L170] main_~res~0 := main_#t~ret13; [L170] havoc main_#t~ret13; [L173] isnan_float_#in~x := main_~res~0; [L173] havoc isnan_float_#res; [L173] havoc isnan_float_~x; [L13] isnan_float_~x := isnan_float_#in~x; [L13] isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0); [L173] main_#t~ret14 := isnan_float_#res; [L173] assume -2147483648 <= main_#t~ret14 && main_#t~ret14 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, isnan_float_#in~x=0.0, isnan_float_#res=0, isnan_float_~x=0.0, main_#t~ret14=0, main_~res~0=0.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L173] COND TRUE 0 == main_#t~ret14 [L173] havoc main_#t~ret14; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, isnan_float_#in~x=0.0, isnan_float_#res=0, isnan_float_~x=0.0, main_~res~0=0.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L174] assert false; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, isnan_float_#in~x=0.0, isnan_float_#res=0, isnan_float_~x=0.0, main_~res~0=0.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15] ~one_sqrt~0 := 1.0; [L15] ~tiny_sqrt~0 := 1.0E-30; [L84-L91] ~one_acos~0 := 1.0; [L84-L91] ~pi~0 := 3.1415925026; [L84-L91] ~pio2_hi_acos~0 := 1.5707962513; [L84-L91] ~pio2_lo_acos~0 := 7.5497894159E-8; [L84-L91] ~pS0_acos~0 := 0.16666667163; [L84-L91] ~pS1_acos~0 := ~someUnaryDOUBLEoperation(0.32556581497); [L84-L91] ~pS2_acos~0 := 0.20121252537; [L84-L91] ~pS3_acos~0 := ~someUnaryDOUBLEoperation(0.040055535734); [L84-L91] ~pS4_acos~0 := 7.9153501429E-4; [L84-L91] ~pS5_acos~0 := 3.4793309169E-5; [L84-L91] ~qS1_acos~0 := ~someUnaryDOUBLEoperation(2.4033949375); [L84-L91] ~qS2_acos~0 := 2.0209457874; [L84-L91] ~qS3_acos~0 := ~someUnaryDOUBLEoperation(0.68828397989); [L84-L91] ~qS4_acos~0 := 0.077038154006; [?] havoc main_#res; [?] havoc main_#t~ret13, main_#t~ret14, main_~x~0, main_~res~0; [L169] main_~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0); [L170] __ieee754_acosf_#in~x := main_~x~0; [L170] havoc __ieee754_acosf_#res; [L170] havoc __ieee754_acosf_#t~mem5, __ieee754_acosf_#t~union6, __ieee754_acosf_~#gf_u~1, __ieee754_acosf_#t~ret7, __ieee754_acosf_#t~ret8, __ieee754_acosf_#t~mem9, __ieee754_acosf_#t~union10, __ieee754_acosf_~#gf_u~2, __ieee754_acosf_#t~mem11, __ieee754_acosf_#t~union12, __ieee754_acosf_~#sf_u~1, __ieee754_acosf_~idf~0, __ieee754_acosf_~x, __ieee754_acosf_~z~1, __ieee754_acosf_~p~0, __ieee754_acosf_~q~1, __ieee754_acosf_~r~1, __ieee754_acosf_~w~0, __ieee754_acosf_~s~1, __ieee754_acosf_~c~0, __ieee754_acosf_~df~0, __ieee754_acosf_~hx~1, __ieee754_acosf_~ix~1; [L93-L160] __ieee754_acosf_~x := __ieee754_acosf_#in~x; [L94] havoc __ieee754_acosf_~z~1; [L94] havoc __ieee754_acosf_~p~0; [L94] havoc __ieee754_acosf_~q~1; [L94] havoc __ieee754_acosf_~r~1; [L94] havoc __ieee754_acosf_~w~0; [L94] havoc __ieee754_acosf_~s~1; [L94] havoc __ieee754_acosf_~c~0; [L94] havoc __ieee754_acosf_~df~0; [L95] havoc __ieee754_acosf_~hx~1; [L95] havoc __ieee754_acosf_~ix~1; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L97] FCALL call __ieee754_acosf_~#gf_u~1 := #Ultimate.alloc(4); [L98] FCALL call write~real(__ieee754_acosf_~x, { base: __ieee754_acosf_~#gf_u~1!base, offset: __ieee754_acosf_~#gf_u~1!offset }, 4); [L99] FCALL call __ieee754_acosf_#t~mem5 := read~int({ base: __ieee754_acosf_~#gf_u~1!base, offset: __ieee754_acosf_~#gf_u~1!offset }, 4); [L99] __ieee754_acosf_~hx~1 := (if __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 <= 2147483647 then __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 else __ieee754_acosf_#t~mem5 % 4294967296 % 4294967296 - 4294967296); [L99] FCALL call write~real(__ieee754_acosf_#t~union6, { base: __ieee754_acosf_~#gf_u~1!base, offset: __ieee754_acosf_~#gf_u~1!offset }, 4); [L99] havoc __ieee754_acosf_#t~union6; [L99] havoc __ieee754_acosf_#t~mem5; [L97] FCALL call ULTIMATE.dealloc(__ieee754_acosf_~#gf_u~1); [L97] havoc __ieee754_acosf_~#gf_u~1; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L101] __ieee754_acosf_~ix~1 := ~bitwiseAnd(__ieee754_acosf_~hx~1, 2147483647); VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L102] COND TRUE 1065353216 == __ieee754_acosf_~ix~1 [L103] COND TRUE __ieee754_acosf_~hx~1 > 0 [L104] __ieee754_acosf_#res := 0.0; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L170] main_#t~ret13 := __ieee754_acosf_#res; [L170] main_~res~0 := main_#t~ret13; [L170] havoc main_#t~ret13; [L173] isnan_float_#in~x := main_~res~0; [L173] havoc isnan_float_#res; [L173] havoc isnan_float_~x; [L13] isnan_float_~x := isnan_float_#in~x; [L13] isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0); [L173] main_#t~ret14 := isnan_float_#res; [L173] assume -2147483648 <= main_#t~ret14 && main_#t~ret14 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, isnan_float_#in~x=0.0, isnan_float_#res=0, isnan_float_~x=0.0, main_#t~ret14=0, main_~res~0=0.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L173] COND TRUE 0 == main_#t~ret14 [L173] havoc main_#t~ret14; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, isnan_float_#in~x=0.0, isnan_float_#res=0, isnan_float_~x=0.0, main_~res~0=0.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L174] assert false; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_acosf_#in~x=2.0, __ieee754_acosf_#res=0.0, __ieee754_acosf_~hx~1=1, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=2.0, isnan_float_#in~x=0.0, isnan_float_#res=0, isnan_float_~x=0.0, main_~res~0=0.0, main_~x~0=2.0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15] ~one_sqrt~0 := 1.0; [L15] ~tiny_sqrt~0 := 1.0E-30; [L84-L91] ~one_acos~0 := 1.0; [L84-L91] ~pi~0 := 3.1415925026; [L84-L91] ~pio2_hi_acos~0 := 1.5707962513; [L84-L91] ~pio2_lo_acos~0 := 7.5497894159E-8; [L84-L91] ~pS0_acos~0 := 0.16666667163; [L84-L91] ~pS1_acos~0 := ~someUnaryDOUBLEoperation(0.32556581497); [L84-L91] ~pS2_acos~0 := 0.20121252537; [L84-L91] ~pS3_acos~0 := ~someUnaryDOUBLEoperation(0.040055535734); [L84-L91] ~pS4_acos~0 := 7.9153501429E-4; [L84-L91] ~pS5_acos~0 := 3.4793309169E-5; [L84-L91] ~qS1_acos~0 := ~someUnaryDOUBLEoperation(2.4033949375); [L84-L91] ~qS2_acos~0 := 2.0209457874; [L84-L91] ~qS3_acos~0 := ~someUnaryDOUBLEoperation(0.68828397989); [L84-L91] ~qS4_acos~0 := 0.077038154006; [L169] ~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0); [L93-L160] ~x := #in~x; [L94] havoc ~z~1; [L94] havoc ~p~0; [L94] havoc ~q~1; [L94] havoc ~r~1; [L94] havoc ~w~0; [L94] havoc ~s~1; [L94] havoc ~c~0; [L94] havoc ~df~0; [L95] havoc ~hx~1; [L95] havoc ~ix~1; VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L97] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L98] FCALL call write~real(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L99] FCALL call #t~mem5 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L99] ~hx~1 := (if #t~mem5 % 4294967296 % 4294967296 <= 2147483647 then #t~mem5 % 4294967296 % 4294967296 else #t~mem5 % 4294967296 % 4294967296 - 4294967296); [L99] FCALL call write~real(#t~union6, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L99] havoc #t~union6; [L99] havoc #t~mem5; [L97] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L97] havoc ~#gf_u~1; VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L101] ~ix~1 := ~bitwiseAnd(~hx~1, 2147483647); VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L102] COND TRUE 1065353216 == ~ix~1 [L103] COND TRUE ~hx~1 > 0 [L104] #res := 0.0; VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L170] ~res~0 := #t~ret13; [L170] havoc #t~ret13; [L13] ~x := #in~x; [L13] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); [L173] assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L173] COND TRUE 0 == #t~ret14 [L173] havoc #t~ret14; VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L174] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15] ~one_sqrt~0 := 1.0; [L15] ~tiny_sqrt~0 := 1.0E-30; [L84-L91] ~one_acos~0 := 1.0; [L84-L91] ~pi~0 := 3.1415925026; [L84-L91] ~pio2_hi_acos~0 := 1.5707962513; [L84-L91] ~pio2_lo_acos~0 := 7.5497894159E-8; [L84-L91] ~pS0_acos~0 := 0.16666667163; [L84-L91] ~pS1_acos~0 := ~someUnaryDOUBLEoperation(0.32556581497); [L84-L91] ~pS2_acos~0 := 0.20121252537; [L84-L91] ~pS3_acos~0 := ~someUnaryDOUBLEoperation(0.040055535734); [L84-L91] ~pS4_acos~0 := 7.9153501429E-4; [L84-L91] ~pS5_acos~0 := 3.4793309169E-5; [L84-L91] ~qS1_acos~0 := ~someUnaryDOUBLEoperation(2.4033949375); [L84-L91] ~qS2_acos~0 := 2.0209457874; [L84-L91] ~qS3_acos~0 := ~someUnaryDOUBLEoperation(0.68828397989); [L84-L91] ~qS4_acos~0 := 0.077038154006; [L169] ~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0); [L93-L160] ~x := #in~x; [L94] havoc ~z~1; [L94] havoc ~p~0; [L94] havoc ~q~1; [L94] havoc ~r~1; [L94] havoc ~w~0; [L94] havoc ~s~1; [L94] havoc ~c~0; [L94] havoc ~df~0; [L95] havoc ~hx~1; [L95] havoc ~ix~1; VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L97] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L98] FCALL call write~real(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L99] FCALL call #t~mem5 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L99] ~hx~1 := (if #t~mem5 % 4294967296 % 4294967296 <= 2147483647 then #t~mem5 % 4294967296 % 4294967296 else #t~mem5 % 4294967296 % 4294967296 - 4294967296); [L99] FCALL call write~real(#t~union6, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L99] havoc #t~union6; [L99] havoc #t~mem5; [L97] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L97] havoc ~#gf_u~1; VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L101] ~ix~1 := ~bitwiseAnd(~hx~1, 2147483647); VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L102] COND TRUE 1065353216 == ~ix~1 [L103] COND TRUE ~hx~1 > 0 [L104] #res := 0.0; VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L170] ~res~0 := #t~ret13; [L170] havoc #t~ret13; [L13] ~x := #in~x; [L13] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); [L173] assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L173] COND TRUE 0 == #t~ret14 [L173] havoc #t~ret14; VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L174] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_acos~0=1.0, ~one_sqrt~0=1.0, ~pio2_hi_acos~0=15707962513/10000000000, ~pio2_lo_acos~0=75497894159/1000000000000000000, ~pi~0=15707962513/5000000000, ~pS0_acos~0=16666667163/100000000000, ~pS2_acos~0=20121252537/100000000000, ~pS4_acos~0=79153501429/100000000000000, ~pS5_acos~0=34793309169/1000000000000000, ~qS2_acos~0=10104728937/5000000000, ~qS4_acos~0=38519077003/500000000000, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L15] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L84-L91] static const float one_acos = 1.0000000000e+00, pi = 3.1415925026e+00, pio2_hi_acos = 1.5707962513e+00, pio2_lo_acos = 7.5497894159e-08, pS0_acos = 1.6666667163e-01, pS1_acos = -3.2556581497e-01, pS2_acos = 2.0121252537e-01, pS3_acos = -4.0055535734e-02, pS4_acos = 7.9153501429e-04, pS5_acos = 3.4793309169e-05, qS1_acos = -2.4033949375e+00, qS2_acos = 2.0209457874e+00, qS3_acos = -6.8828397989e-01, qS4_acos = 7.7038154006e-02; [L169] float x = 0.0f / 0.0f; [L94] float z, p, q, r, w, s, c, df; [L95] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L97] ieee_float_shape_type gf_u; [L98] gf_u.value = (x) [L99] EXPR gf_u.word [L99] (hx) = gf_u.word [L101] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L102] COND TRUE ix == 0x3f800000 [L103] COND TRUE hx > 0 [L104] return 0.0; VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L170] float res = __ieee754_acosf(x); [L13] return x != x; [L173] COND TRUE !isnan_float(res) [L174] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] ----- [2018-11-23 07:17:36,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:17:36 ImpRootNode [2018-11-23 07:17:36,707 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 07:17:36,707 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:17:36,707 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:17:36,707 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:17:36,708 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:17:36" (3/4) ... [2018-11-23 07:17:36,712 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 07:17:36,712 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:17:36,713 INFO L168 Benchmark]: Toolchain (without parser) took 1035.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 960.2 MB in the beginning and 1.1 GB in the end (delta: -101.9 MB). Peak memory consumption was 51.2 MB. Max. memory is 11.5 GB. [2018-11-23 07:17:36,714 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:17:36,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 263.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 960.2 MB in the beginning and 1.2 GB in the end (delta: -190.9 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:17:36,715 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:17:36,716 INFO L168 Benchmark]: Boogie Preprocessor took 27.66 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:17:36,716 INFO L168 Benchmark]: RCFGBuilder took 424.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 11.5 GB. [2018-11-23 07:17:36,717 INFO L168 Benchmark]: CodeCheck took 279.41 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 07:17:36,717 INFO L168 Benchmark]: Witness Printer took 5.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:17:36,720 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 54 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 174]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 13, overapproximation of someUnaryDOUBLEoperation at line 87, overapproximation of bitwiseAnd at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 106. Possible FailurePath: [L15] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L84-L91] static const float one_acos = 1.0000000000e+00, pi = 3.1415925026e+00, pio2_hi_acos = 1.5707962513e+00, pio2_lo_acos = 7.5497894159e-08, pS0_acos = 1.6666667163e-01, pS1_acos = -3.2556581497e-01, pS2_acos = 2.0121252537e-01, pS3_acos = -4.0055535734e-02, pS4_acos = 7.9153501429e-04, pS5_acos = 3.4793309169e-05, qS1_acos = -2.4033949375e+00, qS2_acos = 2.0209457874e+00, qS3_acos = -6.8828397989e-01, qS4_acos = 7.7038154006e-02; [L169] float x = 0.0f / 0.0f; [L94] float z, p, q, r, w, s, c, df; [L95] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L97] ieee_float_shape_type gf_u; [L98] gf_u.value = (x) [L99] EXPR gf_u.word [L99] (hx) = gf_u.word [L101] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L102] COND TRUE ix == 0x3f800000 [L103] COND TRUE hx > 0 [L104] return 0.0; VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L170] float res = __ieee754_acosf(x); [L13] return x != x; [L173] COND TRUE !isnan_float(res) [L174] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 263.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 960.2 MB in the beginning and 1.2 GB in the end (delta: -190.9 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.66 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 424.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 11.5 GB. * CodeCheck took 279.41 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. * Witness Printer took 5.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 07:17:38,198 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:17:38,200 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:17:38,208 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:17:38,208 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:17:38,209 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:17:38,210 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:17:38,211 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:17:38,212 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:17:38,213 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:17:38,213 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:17:38,214 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:17:38,214 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:17:38,215 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:17:38,216 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:17:38,216 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:17:38,217 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:17:38,218 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:17:38,220 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:17:38,221 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:17:38,222 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:17:38,223 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:17:38,225 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:17:38,225 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:17:38,225 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:17:38,226 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:17:38,227 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:17:38,227 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:17:38,228 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:17:38,228 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:17:38,228 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:17:38,229 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:17:38,229 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:17:38,229 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:17:38,230 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:17:38,231 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:17:38,231 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 07:17:38,242 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:17:38,242 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:17:38,243 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:17:38,243 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 07:17:38,243 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:17:38,243 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:17:38,244 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:17:38,244 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:17:38,244 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:17:38,244 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:17:38,244 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:17:38,244 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:17:38,244 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:17:38,244 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 07:17:38,245 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 07:17:38,245 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:17:38,245 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:17:38,245 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:17:38,245 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:17:38,245 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 07:17:38,245 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 07:17:38,245 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:17:38,246 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:17:38,246 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:17:38,246 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:17:38,246 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:17:38,246 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:17:38,246 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 07:17:38,246 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 07:17:38,246 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:17:38,246 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 07:17:38,246 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 07:17:38,246 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_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 [2018-11-23 07:17:38,274 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:17:38,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:17:38,284 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:17:38,285 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:17:38,285 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:17:38,286 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c [2018-11-23 07:17:38,323 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/data/4068a860e/db7614a84cc840ff96f02abf5f2617b7/FLAGe3cd90ccc [2018-11-23 07:17:38,654 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:17:38,655 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c [2018-11-23 07:17:38,660 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/data/4068a860e/db7614a84cc840ff96f02abf5f2617b7/FLAGe3cd90ccc [2018-11-23 07:17:39,080 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/data/4068a860e/db7614a84cc840ff96f02abf5f2617b7 [2018-11-23 07:17:39,082 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:17:39,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:17:39,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:17:39,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:17:39,086 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:17:39,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:17:39" (1/1) ... [2018-11-23 07:17:39,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b2a43b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:39, skipping insertion in model container [2018-11-23 07:17:39,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:17:39" (1/1) ... [2018-11-23 07:17:39,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:17:39,112 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:17:39,264 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:17:39,269 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:17:39,307 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:17:39,326 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:17:39,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:39 WrapperNode [2018-11-23 07:17:39,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:17:39,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:17:39,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:17:39,327 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:17:39,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:39" (1/1) ... [2018-11-23 07:17:39,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:39" (1/1) ... [2018-11-23 07:17:39,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:17:39,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:17:39,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:17:39,402 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:17:39,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:39" (1/1) ... [2018-11-23 07:17:39,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:39" (1/1) ... [2018-11-23 07:17:39,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:39" (1/1) ... [2018-11-23 07:17:39,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:39" (1/1) ... [2018-11-23 07:17:39,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:39" (1/1) ... [2018-11-23 07:17:39,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:39" (1/1) ... [2018-11-23 07:17:39,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:39" (1/1) ... [2018-11-23 07:17:39,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:17:39,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:17:39,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:17:39,436 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:17:39,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:17:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-23 07:17:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 07:17:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 07:17:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:17:39,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:17:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-23 07:17:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 07:17:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 07:17:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-23 07:17:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-23 07:17:39,622 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 07:18:55,210 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:18:55,210 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-11-23 07:18:55,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:18:55 BoogieIcfgContainer [2018-11-23 07:18:55,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:18:55,211 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:18:55,211 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:18:55,221 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:18:55,221 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:18:55" (1/1) ... [2018-11-23 07:18:55,230 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:18:55,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:55,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2018-11-23 07:18:55,254 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2018-11-23 07:18:55,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 07:18:55,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:55,289 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-23 07:18:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:55,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:18:55,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:55,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-11-23 07:18:55,333 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-11-23 07:18:55,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 07:18:55,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:55,335 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-23 07:18:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:55,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:18:55,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:55,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:55,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2018-11-23 07:18:55,519 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2018-11-23 07:18:55,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 07:18:55,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:55,521 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-23 07:18:55,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:55,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:18:55,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:19:47,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:47,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-11-23 07:19:47,938 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-11-23 07:19:47,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 07:19:47,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:47,939 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-23 07:19:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:47,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:19:47,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:19:48,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-11-23 07:19:48,685 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-11-23 07:19:48,685 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 07:19:48,685 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-23 07:19:48,691 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 07:19:48,730 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 07:19:48,732 INFO L579 CodeCheckObserver]: Invariant with dag size 5 [2018-11-23 07:19:48,735 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,737 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,737 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-23 07:19:48,738 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,738 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,738 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,739 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,739 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,739 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,739 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,740 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,740 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,740 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,741 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,741 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,741 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,741 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:19:48 ImpRootNode [2018-11-23 07:19:48,742 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 07:19:48,742 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:19:48,742 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:19:48,744 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:19:48,744 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:18:55" (3/4) ... [2018-11-23 07:19:48,747 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 07:19:48,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-11-23 07:19:48,756 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-11-23 07:19:48,756 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-23 07:19:48,756 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 07:19:48,774 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) [2018-11-23 07:19:48,809 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6128df8d-02a2-4bec-9065-7d35f1078ef4/bin-2019/ukojak/witness.graphml [2018-11-23 07:19:48,810 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:19:48,810 INFO L168 Benchmark]: Toolchain (without parser) took 129727.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 948.7 MB in the beginning and 959.8 MB in the end (delta: -11.2 MB). Peak memory consumption was 119.9 MB. Max. memory is 11.5 GB. [2018-11-23 07:19:48,811 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:19:48,812 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.14 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 927.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-23 07:19:48,812 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -198.3 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-23 07:19:48,812 INFO L168 Benchmark]: Boogie Preprocessor took 33.76 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-23 07:19:48,812 INFO L168 Benchmark]: RCFGBuilder took 75775.38 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: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 11.5 GB. [2018-11-23 07:19:48,813 INFO L168 Benchmark]: CodeCheck took 53530.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 966.4 MB in the end (delta: 100.4 MB). Peak memory consumption was 100.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:19:48,813 INFO L168 Benchmark]: Witness Printer took 67.65 ms. Allocated memory is still 1.2 GB. Free memory was 966.4 MB in the beginning and 959.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-23 07:19:48,815 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 54 locations, 1 error locations. SAFE Result, 53.4s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 138 SDtfs, 48 SDslu, 32 SDs, 0 SdLazy, 210 SolverSat, 70 SolverUnsat, 16 SolverUnknown, 0 SolverNotchecked, 96.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 271 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 3 QuantifiedInterpolants, 1528 SizeOfPredicates, 18 NumberOfNonLiveVariables, 164 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 174]: 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: 162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 96]: Loop Invariant [2018-11-23 07:19:48,816 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,816 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 93]: Loop Invariant [2018-11-23 07:19:48,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,818 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,818 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,818 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,818 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,818 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 07:19:48,818 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) * 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 243.14 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 927.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -198.3 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.76 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 75775.38 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: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 11.5 GB. * CodeCheck took 53530.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 966.4 MB in the end (delta: 100.4 MB). Peak memory consumption was 100.4 MB. Max. memory is 11.5 GB. * Witness Printer took 67.65 ms. Allocated memory is still 1.2 GB. Free memory was 966.4 MB in the beginning and 959.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...