./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_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_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2da48247b776e6180d2b605d662157645a3da524 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2da48247b776e6180d2b605d662157645a3da524 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 21:44:27,757 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 21:44:27,758 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 21:44:27,766 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 21:44:27,767 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 21:44:27,767 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 21:44:27,768 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 21:44:27,769 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 21:44:27,770 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 21:44:27,771 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 21:44:27,772 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 21:44:27,772 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 21:44:27,772 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 21:44:27,773 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 21:44:27,774 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 21:44:27,774 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 21:44:27,775 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 21:44:27,776 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 21:44:27,778 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 21:44:27,779 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 21:44:27,780 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 21:44:27,780 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 21:44:27,782 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 21:44:27,782 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 21:44:27,782 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 21:44:27,783 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 21:44:27,784 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 21:44:27,784 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 21:44:27,785 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 21:44:27,786 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 21:44:27,786 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 21:44:27,786 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 21:44:27,786 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 21:44:27,786 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 21:44:27,787 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 21:44:27,788 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 21:44:27,788 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-22 21:44:27,798 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 21:44:27,798 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 21:44:27,799 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 21:44:27,799 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 21:44:27,799 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-22 21:44:27,799 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-22 21:44:27,799 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-22 21:44:27,799 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-22 21:44:27,799 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-22 21:44:27,800 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-22 21:44:27,800 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-22 21:44:27,800 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-22 21:44:27,800 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-22 21:44:27,801 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 21:44:27,801 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 21:44:27,801 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 21:44:27,801 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 21:44:27,801 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 21:44:27,801 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 21:44:27,801 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 21:44:27,802 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 21:44:27,802 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 21:44:27,802 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 21:44:27,802 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 21:44:27,802 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 21:44:27,802 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 21:44:27,802 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 21:44:27,803 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 21:44:27,803 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 21:44:27,803 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 21:44:27,803 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 21:44:27,803 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 21:44:27,803 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 21:44:27,803 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-22 21:44:27,804 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 21:44:27,804 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 21:44:27,804 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-22 21:44:27,804 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan 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 -> Taipan 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 -> 2da48247b776e6180d2b605d662157645a3da524 [2018-11-22 21:44:27,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 21:44:27,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 21:44:27,837 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 21:44:27,839 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 21:44:27,839 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 21:44:27,840 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c [2018-11-22 21:44:27,879 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/data/9068e6e96/e178a96c4c944c6694a37104a1ddeffd/FLAGc81f3643c [2018-11-22 21:44:28,287 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 21:44:28,287 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c [2018-11-22 21:44:28,293 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/data/9068e6e96/e178a96c4c944c6694a37104a1ddeffd/FLAGc81f3643c [2018-11-22 21:44:28,302 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/data/9068e6e96/e178a96c4c944c6694a37104a1ddeffd [2018-11-22 21:44:28,304 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 21:44:28,305 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 21:44:28,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 21:44:28,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 21:44:28,308 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 21:44:28,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:44:28" (1/1) ... [2018-11-22 21:44:28,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d767ebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:28, skipping insertion in model container [2018-11-22 21:44:28,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:44:28" (1/1) ... [2018-11-22 21:44:28,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 21:44:28,336 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 21:44:28,485 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:44:28,488 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 21:44:28,521 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:44:28,535 INFO L195 MainTranslator]: Completed translation [2018-11-22 21:44:28,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:28 WrapperNode [2018-11-22 21:44:28,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 21:44:28,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 21:44:28,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 21:44:28,536 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 21:44:28,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:28" (1/1) ... [2018-11-22 21:44:28,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:28" (1/1) ... [2018-11-22 21:44:28,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 21:44:28,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 21:44:28,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 21:44:28,597 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 21:44:28,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:28" (1/1) ... [2018-11-22 21:44:28,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:28" (1/1) ... [2018-11-22 21:44:28,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:28" (1/1) ... [2018-11-22 21:44:28,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:28" (1/1) ... [2018-11-22 21:44:28,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:28" (1/1) ... [2018-11-22 21:44:28,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:28" (1/1) ... [2018-11-22 21:44:28,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:28" (1/1) ... [2018-11-22 21:44:28,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 21:44:28,632 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 21:44:28,632 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 21:44:28,633 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 21:44:28,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 21:44:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_acosf [2018-11-22 21:44:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_acosf [2018-11-22 21:44:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 21:44:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 21:44:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-22 21:44:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 21:44:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-22 21:44:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-22 21:44:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 21:44:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 21:44:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-22 21:44:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 21:44:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 21:44:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 21:44:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 21:44:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 21:44:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-22 21:44:28,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-22 21:44:28,972 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 21:44:28,972 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-11-22 21:44:28,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:44:28 BoogieIcfgContainer [2018-11-22 21:44:28,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 21:44:28,973 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 21:44:28,973 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 21:44:28,975 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 21:44:28,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:44:28" (1/3) ... [2018-11-22 21:44:28,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47613be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:44:28, skipping insertion in model container [2018-11-22 21:44:28,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:28" (2/3) ... [2018-11-22 21:44:28,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47613be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:44:28, skipping insertion in model container [2018-11-22 21:44:28,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:44:28" (3/3) ... [2018-11-22 21:44:28,978 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0490b_true-unreach-call.c [2018-11-22 21:44:28,986 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 21:44:28,992 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 21:44:29,005 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 21:44:29,031 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 21:44:29,032 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 21:44:29,032 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 21:44:29,032 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 21:44:29,032 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 21:44:29,032 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 21:44:29,032 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 21:44:29,032 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 21:44:29,047 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states. [2018-11-22 21:44:29,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-22 21:44:29,052 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:44:29,053 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:44:29,055 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:44:29,059 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:44:29,059 INFO L82 PathProgramCache]: Analyzing trace with hash -1524271188, now seen corresponding path program 1 times [2018-11-22 21:44:29,061 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:44:29,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:44:29,102 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:44:29,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:44:29,102 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:44:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:44:29,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:44:29,188 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:44:29,188 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-22 21:44:29,188 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 21:44:29,193 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-22 21:44:29,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-22 21:44:29,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 21:44:29,206 INFO L87 Difference]: Start difference. First operand 67 states. Second operand 2 states. [2018-11-22 21:44:29,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:44:29,229 INFO L93 Difference]: Finished difference Result 126 states and 188 transitions. [2018-11-22 21:44:29,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-22 21:44:29,230 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-11-22 21:44:29,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:44:29,238 INFO L225 Difference]: With dead ends: 126 [2018-11-22 21:44:29,238 INFO L226 Difference]: Without dead ends: 63 [2018-11-22 21:44:29,242 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 21:44:29,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-11-22 21:44:29,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2018-11-22 21:44:29,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-11-22 21:44:29,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 80 transitions. [2018-11-22 21:44:29,280 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 80 transitions. Word has length 22 [2018-11-22 21:44:29,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:44:29,280 INFO L480 AbstractCegarLoop]: Abstraction has 63 states and 80 transitions. [2018-11-22 21:44:29,280 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-22 21:44:29,280 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2018-11-22 21:44:29,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-22 21:44:29,282 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:44:29,282 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:44:29,282 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:44:29,283 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:44:29,283 INFO L82 PathProgramCache]: Analyzing trace with hash -199733833, now seen corresponding path program 1 times [2018-11-22 21:44:29,283 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:44:29,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:44:29,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:44:29,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:44:29,284 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:44:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 21:44:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 21:44:29,353 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|#NULL.base|=6442450958, |#NULL.offset|=6442450945, |old(#NULL.base)|=6442450958, |old(#NULL.offset)|=6442450945, |old(~one_acos~0)|=6442450961.0, |old(~one_sqrt~0)|=6442450951.0, |old(~pio2_hi_acos~0)|=6442450964.0, |old(~pio2_lo_acos~0)|=6442450950.0, |old(~pi~0)|=6442450954.0, |old(~pS0_acos~0)|=6442450944.0, |old(~pS1_acos~0)|=6442450962.0, |old(~pS2_acos~0)|=6442450963.0, |old(~pS3_acos~0)|=6442450948.0, |old(~pS4_acos~0)|=6442450953.0, |old(~pS5_acos~0)|=6442450965.0, |old(~qS1_acos~0)|=6442450947.0, |old(~qS2_acos~0)|=6442450955.0, |old(~qS3_acos~0)|=6442450959.0, |old(~qS4_acos~0)|=6442450949.0, |old(~tiny_sqrt~0)|=6442450960.0, ~one_acos~0=6442450961.0, ~one_sqrt~0=6442450951.0, ~pio2_hi_acos~0=6442450964.0, ~pio2_lo_acos~0=6442450950.0, ~pi~0=6442450954.0, ~pS0_acos~0=6442450944.0, ~pS1_acos~0=6442450962.0, ~pS2_acos~0=6442450963.0, ~pS3_acos~0=6442450948.0, ~pS4_acos~0=6442450953.0, ~pS5_acos~0=6442450965.0, ~qS1_acos~0=6442450947.0, ~qS2_acos~0=6442450955.0, ~qS3_acos~0=6442450959.0, ~qS4_acos~0=6442450949.0, ~tiny_sqrt~0=6442450960.0] [?] #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; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=6442450958, |old(#NULL.offset)|=6442450945, |old(~one_acos~0)|=6442450961.0, |old(~one_sqrt~0)|=6442450951.0, |old(~pio2_hi_acos~0)|=6442450964.0, |old(~pio2_lo_acos~0)|=6442450950.0, |old(~pi~0)|=6442450954.0, |old(~pS0_acos~0)|=6442450944.0, |old(~pS1_acos~0)|=6442450962.0, |old(~pS2_acos~0)|=6442450963.0, |old(~pS3_acos~0)|=6442450948.0, |old(~pS4_acos~0)|=6442450953.0, |old(~pS5_acos~0)|=6442450965.0, |old(~qS1_acos~0)|=6442450947.0, |old(~qS2_acos~0)|=6442450955.0, |old(~qS3_acos~0)|=6442450959.0, |old(~qS4_acos~0)|=6442450949.0, |old(~tiny_sqrt~0)|=6442450960.0, ~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 true; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=6442450958, |old(#NULL.offset)|=6442450945, |old(~one_acos~0)|=6442450961.0, |old(~one_sqrt~0)|=6442450951.0, |old(~pio2_hi_acos~0)|=6442450964.0, |old(~pio2_lo_acos~0)|=6442450950.0, |old(~pi~0)|=6442450954.0, |old(~pS0_acos~0)|=6442450944.0, |old(~pS1_acos~0)|=6442450962.0, |old(~pS2_acos~0)|=6442450963.0, |old(~pS3_acos~0)|=6442450948.0, |old(~pS4_acos~0)|=6442450953.0, |old(~pS5_acos~0)|=6442450965.0, |old(~qS1_acos~0)|=6442450947.0, |old(~qS2_acos~0)|=6442450955.0, |old(~qS3_acos~0)|=6442450959.0, |old(~qS4_acos~0)|=6442450949.0, |old(~tiny_sqrt~0)|=6442450960.0, ~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)] [?] RET #197#return; VAL [|#NULL.base|=0, |#NULL.offset|=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 call #t~ret15 := main(); VAL [|#NULL.base|=0, |#NULL.offset|=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)] [?] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); VAL [|#NULL.base|=0, |#NULL.offset|=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 call #t~ret13 := __ieee754_acosf(~x~0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |__ieee754_acosf_#in~x|=6442450957.0, ~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)] [?] ~x := #in~x;havoc ~z~1;havoc ~p~0;havoc ~q~1;havoc ~r~1;havoc ~w~0;havoc ~s~1;havoc ~c~0;havoc ~df~0;havoc ~hx~1;havoc ~ix~1; VAL [__ieee754_acosf_~x=6442450957.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_acosf_#in~x|=6442450957.0, ~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 ~#gf_u~1.base, ~#gf_u~1.offset := #Ultimate.alloc(4);call write~real(~x, ~#gf_u~1.base, ~#gf_u~1.offset, 4);call #t~mem5 := read~int(~#gf_u~1.base, ~#gf_u~1.offset, 4);~hx~1 := (if #t~mem5 % 4294967296 % 4294967296 <= 2147483647 then #t~mem5 % 4294967296 % 4294967296 else #t~mem5 % 4294967296 % 4294967296 - 4294967296);call write~real(#t~union6, ~#gf_u~1.base, ~#gf_u~1.offset, 4);havoc #t~union6;havoc #t~mem5;call ULTIMATE.dealloc(~#gf_u~1.base, ~#gf_u~1.offset);havoc ~#gf_u~1.base, ~#gf_u~1.offset; VAL [__ieee754_acosf_~hx~1=2147483647, __ieee754_acosf_~x=6442450957.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_acosf_#in~x|=6442450957.0, ~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 [__ieee754_acosf_~hx~1=2147483647, __ieee754_acosf_~x=6442450957.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_acosf_#in~x|=6442450957.0, ~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)] [?] ~ix~1 := ~bitwiseAnd(~hx~1, 2147483647); VAL [__ieee754_acosf_~hx~1=2147483647, __ieee754_acosf_~x=6442450957.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_acosf_#in~x|=6442450957.0, ~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 == ~ix~1; VAL [__ieee754_acosf_~hx~1=2147483647, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=6442450957.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_acosf_#in~x|=6442450957.0, ~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 ~hx~1 > 0;#res := 0.0; VAL [__ieee754_acosf_~hx~1=2147483647, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=6442450957.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_acosf_#in~x|=6442450957.0, |__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)] [?] assume true; VAL [__ieee754_acosf_~hx~1=2147483647, __ieee754_acosf_~ix~1=1065353216, __ieee754_acosf_~x=6442450957.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_acosf_#in~x|=6442450957.0, |__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)] [?] RET #201#return; VAL [main_~x~0=6442450957.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret13|=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)] [?] ~res~0 := #t~ret13;havoc #t~ret13; VAL [main_~res~0=0.0, main_~x~0=6442450957.0, |#NULL.base|=0, |#NULL.offset|=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 call #t~ret14 := isnan_float(~res~0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |isnan_float_#in~x|=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)] [?] ~x := #in~x;#res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [isnan_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |isnan_float_#in~x|=0.0, |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 true; VAL [isnan_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |isnan_float_#in~x|=0.0, |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)] [?] RET #203#return; VAL [main_~res~0=0.0, main_~x~0=6442450957.0, |#NULL.base|=0, |#NULL.offset|=0, |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 -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; VAL [main_~res~0=0.0, main_~x~0=6442450957.0, |#NULL.base|=0, |#NULL.offset|=0, |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 == #t~ret14;havoc #t~ret14; VAL [main_~res~0=0.0, main_~x~0=6442450957.0, |#NULL.base|=0, |#NULL.offset|=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 [main_~res~0=0.0, main_~x~0=6442450957.0, |#NULL.base|=0, |#NULL.offset|=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 call ULTIMATE.init(); VAL [#NULL.base=6442450958, #NULL.offset=6442450945, old(#NULL.base)=6442450958, old(#NULL.offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~one_acos~0=6.442450961E9, ~one_sqrt~0=6.442450951E9, ~pio2_hi_acos~0=6.442450964E9, ~pio2_lo_acos~0=6.44245095E9, ~pi~0=6.442450954E9, ~pS0_acos~0=6.442450944E9, ~pS1_acos~0=6.442450962E9, ~pS2_acos~0=6.442450963E9, ~pS3_acos~0=6.442450948E9, ~pS4_acos~0=6.442450953E9, ~pS5_acos~0=6.442450965E9, ~qS1_acos~0=6.442450947E9, ~qS2_acos~0=6.442450955E9, ~qS3_acos~0=6.442450959E9, ~qS4_acos~0=6.442450949E9, ~tiny_sqrt~0=6.44245096E9] [?] #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; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450958, old(#NULL.offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~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] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450958, old(#NULL.offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~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] [?] RET call ULTIMATE.init(); 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] [?] CALL call #t~ret15 := main(); 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] [L168] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 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] [L169] CALL call #t~ret13 := __ieee754_acosf(~x~0); VAL [#in~x=6.442450957E9, #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] [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 [#in~x=6.442450957E9, #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, ~x=6.442450957E9] [L97] call ~#gf_u~1.base, ~#gf_u~1.offset := #Ultimate.alloc(4); [L98] call write~real(~x, ~#gf_u~1.base, ~#gf_u~1.offset, 4); [L99] call #t~mem5 := read~int(~#gf_u~1.base, ~#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] call write~real(#t~union6, ~#gf_u~1.base, ~#gf_u~1.offset, 4); [L99] havoc #t~union6; [L99] havoc #t~mem5; [L97] call ULTIMATE.dealloc(~#gf_u~1.base, ~#gf_u~1.offset); [L97] havoc ~#gf_u~1.base, ~#gf_u~1.offset; VAL [#in~x=6.442450957E9, #NULL.base=0, #NULL.offset=0, ~hx~1=2147483647, ~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, ~x=6.442450957E9] [L101] ~ix~1 := ~bitwiseAnd(~hx~1, 2147483647); VAL [#in~x=6.442450957E9, #NULL.base=0, #NULL.offset=0, ~hx~1=2147483647, ~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, ~x=6.442450957E9] [L102-L109] assume 1065353216 == ~ix~1; VAL [#in~x=6.442450957E9, #NULL.base=0, #NULL.offset=0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L103-L106] assume ~hx~1 > 0; [L104] #res := 0.0; VAL [#in~x=6.442450957E9, #NULL.base=0, #NULL.offset=0, #res=0.0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L93-L160] ensures true; VAL [#in~x=6.442450957E9, #NULL.base=0, #NULL.offset=0, #res=0.0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L169] RET call #t~ret13 := __ieee754_acosf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret13=0.0, ~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, ~x~0=6.442450957E9] [L169] ~res~0 := #t~ret13; [L169] havoc #t~ret13; 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] CALL call #t~ret14 := isnan_float(~res~0); VAL [#in~x=0.0, #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] [L13] ~x := #in~x; [L13] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, #res=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, ~x=0.0] [L13] ensures true; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, #res=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, ~x=0.0] [L172] RET call #t~ret14 := isnan_float(~res~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret14=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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~ret14=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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172-L175] assume 0 == #t~ret14; [L172] 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L173] 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL.base=6442450958, #NULL.offset=6442450945, old(#NULL.base)=6442450958, old(#NULL.offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~one_acos~0=6.442450961E9, ~one_sqrt~0=6.442450951E9, ~pio2_hi_acos~0=6.442450964E9, ~pio2_lo_acos~0=6.44245095E9, ~pi~0=6.442450954E9, ~pS0_acos~0=6.442450944E9, ~pS1_acos~0=6.442450962E9, ~pS2_acos~0=6.442450963E9, ~pS3_acos~0=6.442450948E9, ~pS4_acos~0=6.442450953E9, ~pS5_acos~0=6.442450965E9, ~qS1_acos~0=6.442450947E9, ~qS2_acos~0=6.442450955E9, ~qS3_acos~0=6.442450959E9, ~qS4_acos~0=6.442450949E9, ~tiny_sqrt~0=6.44245096E9] [?] #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; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450958, old(#NULL.offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~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] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450958, old(#NULL.offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~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] [?] RET call ULTIMATE.init(); 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] [?] CALL call #t~ret15 := main(); 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] [L168] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 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] [L169] CALL call #t~ret13 := __ieee754_acosf(~x~0); VAL [#in~x=6.442450957E9, #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] [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 [#in~x=6.442450957E9, #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, ~x=6.442450957E9] [L97] call ~#gf_u~1.base, ~#gf_u~1.offset := #Ultimate.alloc(4); [L98] call write~real(~x, ~#gf_u~1.base, ~#gf_u~1.offset, 4); [L99] call #t~mem5 := read~int(~#gf_u~1.base, ~#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] call write~real(#t~union6, ~#gf_u~1.base, ~#gf_u~1.offset, 4); [L99] havoc #t~union6; [L99] havoc #t~mem5; [L97] call ULTIMATE.dealloc(~#gf_u~1.base, ~#gf_u~1.offset); [L97] havoc ~#gf_u~1.base, ~#gf_u~1.offset; VAL [#in~x=6.442450957E9, #NULL.base=0, #NULL.offset=0, ~hx~1=2147483647, ~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, ~x=6.442450957E9] [L101] ~ix~1 := ~bitwiseAnd(~hx~1, 2147483647); VAL [#in~x=6.442450957E9, #NULL.base=0, #NULL.offset=0, ~hx~1=2147483647, ~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, ~x=6.442450957E9] [L102-L109] assume 1065353216 == ~ix~1; VAL [#in~x=6.442450957E9, #NULL.base=0, #NULL.offset=0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L103-L106] assume ~hx~1 > 0; [L104] #res := 0.0; VAL [#in~x=6.442450957E9, #NULL.base=0, #NULL.offset=0, #res=0.0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L93-L160] ensures true; VAL [#in~x=6.442450957E9, #NULL.base=0, #NULL.offset=0, #res=0.0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L169] RET call #t~ret13 := __ieee754_acosf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret13=0.0, ~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, ~x~0=6.442450957E9] [L169] ~res~0 := #t~ret13; [L169] havoc #t~ret13; 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] CALL call #t~ret14 := isnan_float(~res~0); VAL [#in~x=0.0, #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] [L13] ~x := #in~x; [L13] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, #res=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, ~x=0.0] [L13] ensures true; VAL [#in~x=0.0, #NULL.base=0, #NULL.offset=0, #res=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, ~x=0.0] [L172] RET call #t~ret14 := isnan_float(~res~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret14=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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~ret14=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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172-L175] assume 0 == #t~ret14; [L172] 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L173] 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450958, #NULL!offset=6442450945, old(#NULL!base)=6442450958, old(#NULL!offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~one_acos~0=6.442450961E9, ~one_sqrt~0=6.442450951E9, ~pio2_hi_acos~0=6.442450964E9, ~pio2_lo_acos~0=6.44245095E9, ~pi~0=6.442450954E9, ~pS0_acos~0=6.442450944E9, ~pS1_acos~0=6.442450962E9, ~pS2_acos~0=6.442450963E9, ~pS3_acos~0=6.442450948E9, ~pS4_acos~0=6.442450953E9, ~pS5_acos~0=6.442450965E9, ~qS1_acos~0=6.442450947E9, ~qS2_acos~0=6.442450955E9, ~qS3_acos~0=6.442450959E9, ~qS4_acos~0=6.442450949E9, ~tiny_sqrt~0=6.44245096E9] [?] #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; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=6442450958, old(#NULL!offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~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] [?] RET call ULTIMATE.init(); 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] [?] CALL call #t~ret15 := main(); 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] [L168] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 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] [L169] CALL call #t~ret13 := __ieee754_acosf(~x~0); VAL [#in~x=6.442450957E9, #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] [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 [#in~x=6.442450957E9, #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, ~x=6.442450957E9] [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 [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, ~hx~1=2147483647, ~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, ~x=6.442450957E9] [L101] ~ix~1 := ~bitwiseAnd(~hx~1, 2147483647); VAL [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, ~hx~1=2147483647, ~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, ~x=6.442450957E9] [L102] COND TRUE 1065353216 == ~ix~1 VAL [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L103] COND TRUE ~hx~1 > 0 [L104] #res := 0.0; VAL [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, #res=0.0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L169] RET call #t~ret13 := __ieee754_acosf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret13=0.0, ~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, ~x~0=6.442450957E9] [L169] ~res~0 := #t~ret13; [L169] havoc #t~ret13; 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] CALL call #t~ret14 := isnan_float(~res~0); VAL [#in~x=0.0, #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] [L13] ~x := #in~x; [L13] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, #res=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, ~x=0.0] [L172] RET call #t~ret14 := isnan_float(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret14=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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret14=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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] COND TRUE 0 == #t~ret14 [L172] 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L173] 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450958, #NULL!offset=6442450945, old(#NULL!base)=6442450958, old(#NULL!offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~one_acos~0=6.442450961E9, ~one_sqrt~0=6.442450951E9, ~pio2_hi_acos~0=6.442450964E9, ~pio2_lo_acos~0=6.44245095E9, ~pi~0=6.442450954E9, ~pS0_acos~0=6.442450944E9, ~pS1_acos~0=6.442450962E9, ~pS2_acos~0=6.442450963E9, ~pS3_acos~0=6.442450948E9, ~pS4_acos~0=6.442450953E9, ~pS5_acos~0=6.442450965E9, ~qS1_acos~0=6.442450947E9, ~qS2_acos~0=6.442450955E9, ~qS3_acos~0=6.442450959E9, ~qS4_acos~0=6.442450949E9, ~tiny_sqrt~0=6.44245096E9] [?] #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; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=6442450958, old(#NULL!offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~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] [?] RET call ULTIMATE.init(); 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] [?] CALL call #t~ret15 := main(); 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] [L168] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 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] [L169] CALL call #t~ret13 := __ieee754_acosf(~x~0); VAL [#in~x=6.442450957E9, #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] [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 [#in~x=6.442450957E9, #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, ~x=6.442450957E9] [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 [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, ~hx~1=2147483647, ~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, ~x=6.442450957E9] [L101] ~ix~1 := ~bitwiseAnd(~hx~1, 2147483647); VAL [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, ~hx~1=2147483647, ~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, ~x=6.442450957E9] [L102] COND TRUE 1065353216 == ~ix~1 VAL [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L103] COND TRUE ~hx~1 > 0 [L104] #res := 0.0; VAL [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, #res=0.0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L169] RET call #t~ret13 := __ieee754_acosf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret13=0.0, ~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, ~x~0=6.442450957E9] [L169] ~res~0 := #t~ret13; [L169] havoc #t~ret13; 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] CALL call #t~ret14 := isnan_float(~res~0); VAL [#in~x=0.0, #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] [L13] ~x := #in~x; [L13] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, #res=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, ~x=0.0] [L172] RET call #t~ret14 := isnan_float(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret14=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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret14=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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] COND TRUE 0 == #t~ret14 [L172] 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L173] 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450958, #NULL!offset=6442450945, old(#NULL!base)=6442450958, old(#NULL!offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~one_acos~0=6.442450961E9, ~one_sqrt~0=6.442450951E9, ~pio2_hi_acos~0=6.442450964E9, ~pio2_lo_acos~0=6.44245095E9, ~pi~0=6.442450954E9, ~pS0_acos~0=6.442450944E9, ~pS1_acos~0=6.442450962E9, ~pS2_acos~0=6.442450963E9, ~pS3_acos~0=6.442450948E9, ~pS4_acos~0=6.442450953E9, ~pS5_acos~0=6.442450965E9, ~qS1_acos~0=6.442450947E9, ~qS2_acos~0=6.442450955E9, ~qS3_acos~0=6.442450959E9, ~qS4_acos~0=6.442450949E9, ~tiny_sqrt~0=6.44245096E9] [?] #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; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=6442450958, old(#NULL!offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~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] [?] RET call ULTIMATE.init(); 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] [?] CALL call #t~ret15 := main(); 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] [L168] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 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] [L169] CALL call #t~ret13 := __ieee754_acosf(~x~0); VAL [#in~x=6.442450957E9, #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] [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 [#in~x=6.442450957E9, #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, ~x=6.442450957E9] [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 [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, ~hx~1=2147483647, ~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, ~x=6.442450957E9] [L101] ~ix~1 := ~bitwiseAnd(~hx~1, 2147483647); VAL [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, ~hx~1=2147483647, ~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, ~x=6.442450957E9] [L102] COND TRUE 1065353216 == ~ix~1 VAL [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L103] COND TRUE ~hx~1 > 0 [L104] #res := 0.0; VAL [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, #res=0.0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L169] RET call #t~ret13 := __ieee754_acosf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret13=0.0, ~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, ~x~0=6.442450957E9] [L169] ~res~0 := #t~ret13; [L169] havoc #t~ret13; 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] CALL call #t~ret14 := isnan_float(~res~0); VAL [#in~x=0.0, #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] [L13] ~x := #in~x; [L13] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, #res=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, ~x=0.0] [L172] RET call #t~ret14 := isnan_float(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret14=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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret14=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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] COND TRUE 0 == #t~ret14 [L172] 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L173] 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450958, #NULL!offset=6442450945, old(#NULL!base)=6442450958, old(#NULL!offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~one_acos~0=6.442450961E9, ~one_sqrt~0=6.442450951E9, ~pio2_hi_acos~0=6.442450964E9, ~pio2_lo_acos~0=6.44245095E9, ~pi~0=6.442450954E9, ~pS0_acos~0=6.442450944E9, ~pS1_acos~0=6.442450962E9, ~pS2_acos~0=6.442450963E9, ~pS3_acos~0=6.442450948E9, ~pS4_acos~0=6.442450953E9, ~pS5_acos~0=6.442450965E9, ~qS1_acos~0=6.442450947E9, ~qS2_acos~0=6.442450955E9, ~qS3_acos~0=6.442450959E9, ~qS4_acos~0=6.442450949E9, ~tiny_sqrt~0=6.44245096E9] [?] #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; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=6442450958, old(#NULL!offset)=6442450945, old(~one_acos~0)=6.442450961E9, old(~one_sqrt~0)=6.442450951E9, old(~pio2_hi_acos~0)=6.442450964E9, old(~pio2_lo_acos~0)=6.44245095E9, old(~pi~0)=6.442450954E9, old(~pS0_acos~0)=6.442450944E9, old(~pS1_acos~0)=6.442450962E9, old(~pS2_acos~0)=6.442450963E9, old(~pS3_acos~0)=6.442450948E9, old(~pS4_acos~0)=6.442450953E9, old(~pS5_acos~0)=6.442450965E9, old(~qS1_acos~0)=6.442450947E9, old(~qS2_acos~0)=6.442450955E9, old(~qS3_acos~0)=6.442450959E9, old(~qS4_acos~0)=6.442450949E9, old(~tiny_sqrt~0)=6.44245096E9, ~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] [?] RET call ULTIMATE.init(); 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] [?] CALL call #t~ret15 := main(); 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] [L168] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 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] [L169] CALL call #t~ret13 := __ieee754_acosf(~x~0); VAL [#in~x=6.442450957E9, #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] [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 [#in~x=6.442450957E9, #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, ~x=6.442450957E9] [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 [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, ~hx~1=2147483647, ~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, ~x=6.442450957E9] [L101] ~ix~1 := ~bitwiseAnd(~hx~1, 2147483647); VAL [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, ~hx~1=2147483647, ~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, ~x=6.442450957E9] [L102] COND TRUE 1065353216 == ~ix~1 VAL [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L103] COND TRUE ~hx~1 > 0 [L104] #res := 0.0; VAL [#in~x=6.442450957E9, #NULL!base=0, #NULL!offset=0, #res=0.0, ~hx~1=2147483647, ~ix~1=1065353216, ~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, ~x=6.442450957E9] [L169] RET call #t~ret13 := __ieee754_acosf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret13=0.0, ~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, ~x~0=6.442450957E9] [L169] ~res~0 := #t~ret13; [L169] havoc #t~ret13; 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] CALL call #t~ret14 := isnan_float(~res~0); VAL [#in~x=0.0, #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] [L13] ~x := #in~x; [L13] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=0.0, #NULL!base=0, #NULL!offset=0, #res=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, ~x=0.0] [L172] RET call #t~ret14 := isnan_float(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret14=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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret14=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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L172] COND TRUE 0 == #t~ret14 [L172] 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [L173] 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, ~res~0=0.0, ~tiny_sqrt~0=1/1000000000000000000000000000000, ~x~0=6.442450957E9] [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; VAL [\old(one_acos)=6442450961, \old(one_sqrt)=6442450951, \old(pi)=6442450950, \old(pi)=6442450964, \old(pi)=6442450954, \old(pS0_acos)=6442450944, \old(pS1_acos)=6442450962, \old(pS2_acos)=6442450963, \old(pS3_acos)=6442450948, \old(pS4_acos)=6442450953, \old(pS5_acos)=6442450965, \old(qS1_acos)=6442450947, \old(qS2_acos)=6442450955, \old(qS3_acos)=6442450959, \old(qS4_acos)=6442450949, \old(tiny_sqrt)=6442450960, 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] [L168] float x = -1.0f / 0.0f; 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] [L169] CALL, EXPR __ieee754_acosf(x) VAL [\old(x)=6442450957, 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] [L94] float z, p, q, r, w, s, c, df; [L95] __int32_t hx, ix; VAL [\old(x)=6442450957, one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, 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, x=6442450957] [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 [\old(x)=6442450957, hx=2147483647, one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, 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, x=6442450957] [L102] COND TRUE ix == 0x3f800000 VAL [\old(x)=6442450957, hx=2147483647, ix=1065353216, one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, 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, x=6442450957] [L103] COND TRUE hx > 0 [L104] return 0.0; VAL [\old(x)=6442450957, \result=0, hx=2147483647, ix=1065353216, 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, x=6442450957] [L169] RET, EXPR __ieee754_acosf(x) VAL [__ieee754_acosf(x)=0, 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, x=6442450957] [L169] float res = __ieee754_acosf(x); [L172] CALL, EXPR isnan_float(res) VAL [\old(x)=0, 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] [L13] return x != x; VAL [\old(x)=0, \result=0, one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, 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, x=0] [L172] RET, EXPR isnan_float(res) VAL [isnan_float(res)=0, one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, 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, res=0, tiny_sqrt=1/1000000000000000000000000000000, x=6442450957] [L172] COND TRUE !isnan_float(res) [L173] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, 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, res=0, tiny_sqrt=1/1000000000000000000000000000000, x=6442450957] ----- [2018-11-22 21:44:29,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:44:29 BoogieIcfgContainer [2018-11-22 21:44:29,441 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 21:44:29,441 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 21:44:29,441 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 21:44:29,441 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 21:44:29,442 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:44:28" (3/4) ... [2018-11-22 21:44:29,445 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-22 21:44:29,445 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 21:44:29,454 INFO L168 Benchmark]: Toolchain (without parser) took 1149.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 953.8 MB in the beginning and 1.0 GB in the end (delta: -89.4 MB). Peak memory consumption was 35.9 MB. Max. memory is 11.5 GB. [2018-11-22 21:44:29,456 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 21:44:29,456 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.32 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 937.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-22 21:44:29,457 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 937.7 MB in the beginning and 1.1 GB in the end (delta: -182.3 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-22 21:44:29,457 INFO L168 Benchmark]: Boogie Preprocessor took 35.58 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. [2018-11-22 21:44:29,458 INFO L168 Benchmark]: RCFGBuilder took 339.94 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: 32.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2018-11-22 21:44:29,458 INFO L168 Benchmark]: TraceAbstraction took 468.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 43.9 MB). Peak memory consumption was 43.9 MB. Max. memory is 11.5 GB. [2018-11-22 21:44:29,459 INFO L168 Benchmark]: Witness Printer took 4.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 21:44:29,461 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 229.32 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 937.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 937.7 MB in the beginning and 1.1 GB in the end (delta: -182.3 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 339.94 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: 32.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 468.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 43.9 MB). Peak memory consumption was 43.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 173]: 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 168. 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; VAL [\old(one_acos)=6442450961, \old(one_sqrt)=6442450951, \old(pi)=6442450950, \old(pi)=6442450964, \old(pi)=6442450954, \old(pS0_acos)=6442450944, \old(pS1_acos)=6442450962, \old(pS2_acos)=6442450963, \old(pS3_acos)=6442450948, \old(pS4_acos)=6442450953, \old(pS5_acos)=6442450965, \old(qS1_acos)=6442450947, \old(qS2_acos)=6442450955, \old(qS3_acos)=6442450959, \old(qS4_acos)=6442450949, \old(tiny_sqrt)=6442450960, 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] [L168] float x = -1.0f / 0.0f; 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] [L169] CALL, EXPR __ieee754_acosf(x) VAL [\old(x)=6442450957, 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] [L94] float z, p, q, r, w, s, c, df; [L95] __int32_t hx, ix; VAL [\old(x)=6442450957, one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, 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, x=6442450957] [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 [\old(x)=6442450957, hx=2147483647, one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, 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, x=6442450957] [L102] COND TRUE ix == 0x3f800000 VAL [\old(x)=6442450957, hx=2147483647, ix=1065353216, one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, 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, x=6442450957] [L103] COND TRUE hx > 0 [L104] return 0.0; VAL [\old(x)=6442450957, \result=0, hx=2147483647, ix=1065353216, 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, x=6442450957] [L169] RET, EXPR __ieee754_acosf(x) VAL [__ieee754_acosf(x)=0, 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, x=6442450957] [L169] float res = __ieee754_acosf(x); [L172] CALL, EXPR isnan_float(res) VAL [\old(x)=0, 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] [L13] return x != x; VAL [\old(x)=0, \result=0, one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, 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, x=0] [L172] RET, EXPR isnan_float(res) VAL [isnan_float(res)=0, one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, 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, res=0, tiny_sqrt=1/1000000000000000000000000000000, x=6442450957] [L172] COND TRUE !isnan_float(res) [L173] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, 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, res=0, tiny_sqrt=1/1000000000000000000000000000000, x=6442450957] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 67 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 84 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 45 NumberOfCodeBlocks, 45 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 441 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-22 21:44:30,898 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 21:44:30,899 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 21:44:30,906 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 21:44:30,906 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 21:44:30,907 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 21:44:30,907 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 21:44:30,908 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 21:44:30,909 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 21:44:30,910 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 21:44:30,911 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 21:44:30,911 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 21:44:30,911 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 21:44:30,912 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 21:44:30,913 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 21:44:30,913 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 21:44:30,914 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 21:44:30,915 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 21:44:30,916 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 21:44:30,918 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 21:44:30,918 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 21:44:30,919 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 21:44:30,920 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 21:44:30,921 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 21:44:30,921 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 21:44:30,921 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 21:44:30,922 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 21:44:30,923 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 21:44:30,923 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 21:44:30,924 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 21:44:30,924 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 21:44:30,924 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 21:44:30,924 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 21:44:30,925 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 21:44:30,925 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 21:44:30,926 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 21:44:30,926 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-22 21:44:30,936 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 21:44:30,936 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 21:44:30,937 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 21:44:30,937 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 21:44:30,937 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-22 21:44:30,937 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-22 21:44:30,938 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-22 21:44:30,938 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-22 21:44:30,938 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-22 21:44:30,938 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-22 21:44:30,938 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 21:44:30,939 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 21:44:30,939 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 21:44:30,939 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 21:44:30,939 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 21:44:30,939 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 21:44:30,939 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 21:44:30,939 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-22 21:44:30,940 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-22 21:44:30,940 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 21:44:30,940 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 21:44:30,940 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 21:44:30,940 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 21:44:30,940 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 21:44:30,941 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 21:44:30,941 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 21:44:30,941 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 21:44:30,941 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 21:44:30,941 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 21:44:30,941 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 21:44:30,941 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 21:44:30,941 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-22 21:44:30,942 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 21:44:30,942 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-22 21:44:30,942 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-22 21:44:30,942 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_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan 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 -> Taipan 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 -> 2da48247b776e6180d2b605d662157645a3da524 [2018-11-22 21:44:30,973 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 21:44:30,982 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 21:44:30,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 21:44:30,985 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 21:44:30,986 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 21:44:30,986 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c [2018-11-22 21:44:31,033 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/data/d08bca130/16863254e8d84bffb358c0786028a072/FLAGd447d45d1 [2018-11-22 21:44:31,373 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 21:44:31,374 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c [2018-11-22 21:44:31,379 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/data/d08bca130/16863254e8d84bffb358c0786028a072/FLAGd447d45d1 [2018-11-22 21:44:31,387 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/data/d08bca130/16863254e8d84bffb358c0786028a072 [2018-11-22 21:44:31,389 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 21:44:31,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 21:44:31,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 21:44:31,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 21:44:31,393 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 21:44:31,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:44:31" (1/1) ... [2018-11-22 21:44:31,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bc5cec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:31, skipping insertion in model container [2018-11-22 21:44:31,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:44:31" (1/1) ... [2018-11-22 21:44:31,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 21:44:31,420 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 21:44:31,569 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:44:31,574 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 21:44:31,610 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:44:31,628 INFO L195 MainTranslator]: Completed translation [2018-11-22 21:44:31,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:31 WrapperNode [2018-11-22 21:44:31,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 21:44:31,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 21:44:31,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 21:44:31,629 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 21:44:31,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:31" (1/1) ... [2018-11-22 21:44:31,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:31" (1/1) ... [2018-11-22 21:44:31,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 21:44:31,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 21:44:31,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 21:44:31,650 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 21:44:31,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:31" (1/1) ... [2018-11-22 21:44:31,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:31" (1/1) ... [2018-11-22 21:44:31,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:31" (1/1) ... [2018-11-22 21:44:31,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:31" (1/1) ... [2018-11-22 21:44:31,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:31" (1/1) ... [2018-11-22 21:44:31,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:31" (1/1) ... [2018-11-22 21:44:31,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:31" (1/1) ... [2018-11-22 21:44:31,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 21:44:31,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 21:44:31,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 21:44:31,732 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 21:44:31,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 21:44:31,766 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_acosf [2018-11-22 21:44:31,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_acosf [2018-11-22 21:44:31,766 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 21:44:31,767 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 21:44:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-22 21:44:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-22 21:44:31,767 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-22 21:44:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 21:44:31,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 21:44:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 21:44:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-22 21:44:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 21:44:31,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 21:44:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-22 21:44:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-22 21:44:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 21:44:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-22 21:44:31,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-22 21:44:34,117 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 21:44:40,867 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 21:44:41,672 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 21:44:41,672 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-11-22 21:44:41,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:44:41 BoogieIcfgContainer [2018-11-22 21:44:41,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 21:44:41,673 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 21:44:41,673 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 21:44:41,676 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 21:44:41,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:44:31" (1/3) ... [2018-11-22 21:44:41,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25b8e20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:44:41, skipping insertion in model container [2018-11-22 21:44:41,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:44:31" (2/3) ... [2018-11-22 21:44:41,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25b8e20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:44:41, skipping insertion in model container [2018-11-22 21:44:41,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:44:41" (3/3) ... [2018-11-22 21:44:41,679 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0490b_true-unreach-call.c [2018-11-22 21:44:41,686 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 21:44:41,691 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 21:44:41,699 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 21:44:41,718 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 21:44:41,718 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 21:44:41,719 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 21:44:41,719 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 21:44:41,719 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 21:44:41,719 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 21:44:41,719 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 21:44:41,719 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 21:44:41,719 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 21:44:41,730 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states. [2018-11-22 21:44:41,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-22 21:44:41,733 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:44:41,734 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:44:41,735 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:44:41,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:44:41,738 INFO L82 PathProgramCache]: Analyzing trace with hash -709161853, now seen corresponding path program 1 times [2018-11-22 21:44:41,741 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 21:44:41,741 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-22 21:44:41,745 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:44:41,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:44:41,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:44:41,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:44:41,826 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 21:44:41,837 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:44:41,837 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-22 21:44:41,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-22 21:44:41,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-22 21:44:41,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 21:44:41,848 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 2 states. [2018-11-22 21:44:41,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:44:41,868 INFO L93 Difference]: Finished difference Result 124 states and 186 transitions. [2018-11-22 21:44:41,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-22 21:44:41,869 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-11-22 21:44:41,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:44:41,875 INFO L225 Difference]: With dead ends: 124 [2018-11-22 21:44:41,875 INFO L226 Difference]: Without dead ends: 62 [2018-11-22 21:44:41,878 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 21:44:41,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-11-22 21:44:41,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2018-11-22 21:44:41,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-11-22 21:44:41,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 79 transitions. [2018-11-22 21:44:41,909 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 79 transitions. Word has length 21 [2018-11-22 21:44:41,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:44:41,910 INFO L480 AbstractCegarLoop]: Abstraction has 62 states and 79 transitions. [2018-11-22 21:44:41,910 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-22 21:44:41,910 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2018-11-22 21:44:41,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-22 21:44:41,911 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:44:41,911 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:44:41,911 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:44:41,911 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:44:41,911 INFO L82 PathProgramCache]: Analyzing trace with hash -1128526692, now seen corresponding path program 1 times [2018-11-22 21:44:41,912 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 21:44:41,912 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-11-22 21:44:41,915 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:44:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:44:41,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:44:42,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:44:42,094 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 21:44:42,101 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:44:42,101 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 21:44:42,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 21:44:42,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 21:44:42,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-22 21:44:42,104 INFO L87 Difference]: Start difference. First operand 62 states and 79 transitions. Second operand 7 states. [2018-11-22 21:44:48,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:44:48,056 INFO L93 Difference]: Finished difference Result 74 states and 90 transitions. [2018-11-22 21:44:48,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 21:44:48,057 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2018-11-22 21:44:48,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:44:48,059 INFO L225 Difference]: With dead ends: 74 [2018-11-22 21:44:48,059 INFO L226 Difference]: Without dead ends: 63 [2018-11-22 21:44:48,060 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-22 21:44:48,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-11-22 21:44:48,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 61. [2018-11-22 21:44:48,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-11-22 21:44:48,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 76 transitions. [2018-11-22 21:44:48,069 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 76 transitions. Word has length 22 [2018-11-22 21:44:48,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:44:48,070 INFO L480 AbstractCegarLoop]: Abstraction has 61 states and 76 transitions. [2018-11-22 21:44:48,070 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 21:44:48,070 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 76 transitions. [2018-11-22 21:44:48,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-22 21:44:48,071 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:44:48,071 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:44:48,071 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:44:48,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:44:48,071 INFO L82 PathProgramCache]: Analyzing trace with hash 1789050876, now seen corresponding path program 1 times [2018-11-22 21:44:48,072 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 21:44:48,072 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-11-22 21:44:48,076 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:44:48,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:44:48,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:44:50,037 WARN L180 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2018-11-22 21:44:51,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:44:51,662 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 21:44:51,671 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:44:51,671 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-22 21:44:51,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-22 21:44:51,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-22 21:44:51,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-22 21:44:51,672 INFO L87 Difference]: Start difference. First operand 61 states and 76 transitions. Second operand 9 states. [2018-11-22 21:44:54,899 WARN L180 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 9 [2018-11-22 21:45:07,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:45:07,481 INFO L93 Difference]: Finished difference Result 70 states and 85 transitions. [2018-11-22 21:45:07,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-22 21:45:07,481 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2018-11-22 21:45:07,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:45:07,482 INFO L225 Difference]: With dead ends: 70 [2018-11-22 21:45:07,483 INFO L226 Difference]: Without dead ends: 63 [2018-11-22 21:45:07,483 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-22 21:45:07,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-11-22 21:45:07,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 61. [2018-11-22 21:45:07,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-11-22 21:45:07,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 75 transitions. [2018-11-22 21:45:07,490 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 75 transitions. Word has length 22 [2018-11-22 21:45:07,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:45:07,490 INFO L480 AbstractCegarLoop]: Abstraction has 61 states and 75 transitions. [2018-11-22 21:45:07,490 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-22 21:45:07,490 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2018-11-22 21:45:07,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-22 21:45:07,491 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:45:07,491 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:45:07,491 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:45:07,491 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:45:07,492 INFO L82 PathProgramCache]: Analyzing trace with hash -752448456, now seen corresponding path program 1 times [2018-11-22 21:45:07,492 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 21:45:07,492 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-22 21:45:07,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:45:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:45:07,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:45:07,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:45:07,651 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 21:45:07,662 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:45:07,662 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 21:45:07,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 21:45:07,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 21:45:07,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-22 21:45:07,663 INFO L87 Difference]: Start difference. First operand 61 states and 75 transitions. Second operand 7 states. [2018-11-22 21:45:12,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:45:12,919 INFO L93 Difference]: Finished difference Result 71 states and 84 transitions. [2018-11-22 21:45:12,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 21:45:12,920 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-11-22 21:45:12,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:45:12,921 INFO L225 Difference]: With dead ends: 71 [2018-11-22 21:45:12,921 INFO L226 Difference]: Without dead ends: 54 [2018-11-22 21:45:12,921 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-22 21:45:12,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-22 21:45:12,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-11-22 21:45:12,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-22 21:45:12,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 65 transitions. [2018-11-22 21:45:12,925 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 65 transitions. Word has length 24 [2018-11-22 21:45:12,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:45:12,926 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 65 transitions. [2018-11-22 21:45:12,926 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 21:45:12,926 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2018-11-22 21:45:12,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-22 21:45:12,926 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:45:12,926 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:45:12,927 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:45:12,927 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:45:12,927 INFO L82 PathProgramCache]: Analyzing trace with hash -948961961, now seen corresponding path program 1 times [2018-11-22 21:45:12,927 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 21:45:12,927 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-22 21:45:12,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:45:13,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:45:13,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:45:14,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:45:14,019 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 21:45:14,036 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:45:14,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 21:45:14,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 21:45:14,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 21:45:14,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-22 21:45:14,037 INFO L87 Difference]: Start difference. First operand 54 states and 65 transitions. Second operand 7 states. [2018-11-22 21:45:18,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:45:18,848 INFO L93 Difference]: Finished difference Result 64 states and 74 transitions. [2018-11-22 21:45:19,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-22 21:45:19,008 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-11-22 21:45:19,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:45:19,009 INFO L225 Difference]: With dead ends: 64 [2018-11-22 21:45:19,009 INFO L226 Difference]: Without dead ends: 53 [2018-11-22 21:45:19,009 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-22 21:45:19,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-11-22 21:45:19,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2018-11-22 21:45:19,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-11-22 21:45:19,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 63 transitions. [2018-11-22 21:45:19,013 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 63 transitions. Word has length 24 [2018-11-22 21:45:19,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:45:19,013 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 63 transitions. [2018-11-22 21:45:19,013 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 21:45:19,013 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2018-11-22 21:45:19,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-22 21:45:19,014 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:45:19,014 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:45:19,014 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:45:19,014 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:45:19,014 INFO L82 PathProgramCache]: Analyzing trace with hash 489021777, now seen corresponding path program 1 times [2018-11-22 21:45:19,015 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 21:45:19,015 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-11-22 21:45:19,018 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:45:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:45:20,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:45:20,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:45:20,236 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 21:45:20,253 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:45:20,254 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 21:45:20,254 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 21:45:20,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 21:45:20,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-22 21:45:20,254 INFO L87 Difference]: Start difference. First operand 53 states and 63 transitions. Second operand 7 states. [2018-11-22 21:45:22,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:45:22,736 INFO L93 Difference]: Finished difference Result 53 states and 63 transitions. [2018-11-22 21:45:22,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-22 21:45:22,737 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2018-11-22 21:45:22,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:45:22,738 INFO L225 Difference]: With dead ends: 53 [2018-11-22 21:45:22,738 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 21:45:22,738 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-22 21:45:22,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 21:45:22,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 21:45:22,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 21:45:22,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 21:45:22,739 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33 [2018-11-22 21:45:22,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:45:22,739 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 21:45:22,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 21:45:22,739 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 21:45:22,739 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 21:45:22,743 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 21:45:22,914 INFO L448 ceAbstractionStarter]: For program point isnan_floatFINAL(line 13) no Hoare annotation was computed. [2018-11-22 21:45:22,915 INFO L451 ceAbstractionStarter]: At program point isnan_floatENTRY(line 13) the Hoare annotation is: true [2018-11-22 21:45:22,915 INFO L448 ceAbstractionStarter]: For program point isnan_floatEXIT(line 13) no Hoare annotation was computed. [2018-11-22 21:45:22,915 INFO L448 ceAbstractionStarter]: For program point L130-1(line 130) no Hoare annotation was computed. [2018-11-22 21:45:22,915 INFO L448 ceAbstractionStarter]: For program point L122(lines 122 159) no Hoare annotation was computed. [2018-11-22 21:45:22,915 INFO L448 ceAbstractionStarter]: For program point __ieee754_acosfFINAL(lines 93 160) no Hoare annotation was computed. [2018-11-22 21:45:22,915 INFO L448 ceAbstractionStarter]: For program point L110(lines 110 159) no Hoare annotation was computed. [2018-11-22 21:45:22,915 INFO L448 ceAbstractionStarter]: For program point L139-1(lines 139 143) no Hoare annotation was computed. [2018-11-22 21:45:22,915 INFO L444 ceAbstractionStarter]: At program point L139-2(lines 139 143) the Hoare annotation is: (and (exists ((__ieee754_acosf_~hx~1 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_acosf_~hx~1) __ieee754_acosf_~ix~1) (= |__ieee754_acosf_#in~x| (fp ((_ extract 31 31) __ieee754_acosf_~hx~1) ((_ extract 30 23) __ieee754_acosf_~hx~1) ((_ extract 22 0) __ieee754_acosf_~hx~1))))) (exists ((__ieee754_acosf_~hx~1 (_ BitVec 32))) (and (not (bvsgt (bvand (_ bv2147483647 32) __ieee754_acosf_~hx~1) (_ bv1065353216 32))) (= |__ieee754_acosf_#in~x| (fp ((_ extract 31 31) __ieee754_acosf_~hx~1) ((_ extract 30 23) __ieee754_acosf_~hx~1) ((_ extract 22 0) __ieee754_acosf_~hx~1))))) (= |__ieee754_acosf_#in~x| __ieee754_acosf_~x) (= |__ieee754_acosf_#in~x| (fp ((_ extract 31 31) __ieee754_acosf_~hx~1) ((_ extract 30 23) __ieee754_acosf_~hx~1) ((_ extract 22 0) __ieee754_acosf_~hx~1)))) [2018-11-22 21:45:22,915 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 109) no Hoare annotation was computed. [2018-11-22 21:45:22,915 INFO L451 ceAbstractionStarter]: At program point __ieee754_acosfENTRY(lines 93 160) the Hoare annotation is: true [2018-11-22 21:45:22,915 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 148) no Hoare annotation was computed. [2018-11-22 21:45:22,915 INFO L448 ceAbstractionStarter]: For program point L111(lines 111 112) no Hoare annotation was computed. [2018-11-22 21:45:22,915 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 134 159) no Hoare annotation was computed. [2018-11-22 21:45:22,916 INFO L448 ceAbstractionStarter]: For program point L144-2(lines 144 148) no Hoare annotation was computed. [2018-11-22 21:45:22,916 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 109) no Hoare annotation was computed. [2018-11-22 21:45:22,916 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 106) no Hoare annotation was computed. [2018-11-22 21:45:22,916 INFO L448 ceAbstractionStarter]: For program point __ieee754_acosfEXIT(lines 93 160) no Hoare annotation was computed. [2018-11-22 21:45:22,916 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (and (exists ((__ieee754_acosf_~hx~1 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_acosf_~hx~1) __ieee754_acosf_~ix~1) (= |__ieee754_acosf_#in~x| (fp ((_ extract 31 31) __ieee754_acosf_~hx~1) ((_ extract 30 23) __ieee754_acosf_~hx~1) ((_ extract 22 0) __ieee754_acosf_~hx~1))))) (exists ((__ieee754_acosf_~hx~1 (_ BitVec 32))) (and (not (bvsgt (bvand (_ bv2147483647 32) __ieee754_acosf_~hx~1) (_ bv1065353216 32))) (= |__ieee754_acosf_#in~x| (fp ((_ extract 31 31) __ieee754_acosf_~hx~1) ((_ extract 30 23) __ieee754_acosf_~hx~1) ((_ extract 22 0) __ieee754_acosf_~hx~1))))) (= |__ieee754_acosf_#in~x| __ieee754_acosf_~x) (= |__ieee754_acosf_#in~x| (fp ((_ extract 31 31) __ieee754_acosf_~hx~1) ((_ extract 30 23) __ieee754_acosf_~hx~1) ((_ extract 22 0) __ieee754_acosf_~hx~1)))) [2018-11-22 21:45:22,916 INFO L448 ceAbstractionStarter]: For program point L137-1(line 137) no Hoare annotation was computed. [2018-11-22 21:45:22,916 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 96 100) no Hoare annotation was computed. [2018-11-22 21:45:22,916 INFO L444 ceAbstractionStarter]: At program point L96-2(lines 96 100) the Hoare annotation is: (= |__ieee754_acosf_#in~x| __ieee754_acosf_~x) [2018-11-22 21:45:22,916 INFO L448 ceAbstractionStarter]: For program point L96-3(lines 96 100) no Hoare annotation was computed. [2018-11-22 21:45:22,916 INFO L444 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (exists ((__ieee754_acosf_~hx~1 (_ BitVec 32))) (and (not (bvsgt (bvand (_ bv2147483647 32) __ieee754_acosf_~hx~1) (_ bv1065353216 32))) (= |__ieee754_acosf_#in~x| (fp ((_ extract 31 31) __ieee754_acosf_~hx~1) ((_ extract 30 23) __ieee754_acosf_~hx~1) ((_ extract 22 0) __ieee754_acosf_~hx~1))))) [2018-11-22 21:45:22,916 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 21:45:22,916 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-22 21:45:22,916 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 21:45:22,916 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 21:45:22,916 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-22 21:45:22,916 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 21:45:22,916 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 21:45:22,916 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 162 178) the Hoare annotation is: true [2018-11-22 21:45:22,916 INFO L448 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-11-22 21:45:22,916 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 162 178) no Hoare annotation was computed. [2018-11-22 21:45:22,917 INFO L444 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (let ((.cse1 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (and (= main_~res~0 (let ((.cse0 (fp.sub roundNearestTiesToEven .cse1 .cse1))) (fp.div roundNearestTiesToEven .cse0 .cse0))) (= main_~x~0 .cse1))) [2018-11-22 21:45:22,917 INFO L448 ceAbstractionStarter]: For program point L172-1(lines 172 175) no Hoare annotation was computed. [2018-11-22 21:45:22,917 INFO L444 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (= main_~x~0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) [2018-11-22 21:45:22,917 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 162 178) no Hoare annotation was computed. [2018-11-22 21:45:22,917 INFO L448 ceAbstractionStarter]: For program point L169-1(line 169) no Hoare annotation was computed. [2018-11-22 21:45:22,917 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 173) no Hoare annotation was computed. [2018-11-22 21:45:22,917 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 73) no Hoare annotation was computed. [2018-11-22 21:45:22,917 INFO L448 ceAbstractionStarter]: For program point L32(lines 32 33) no Hoare annotation was computed. [2018-11-22 21:45:22,917 INFO L451 ceAbstractionStarter]: At program point L53-2(lines 53 62) the Hoare annotation is: true [2018-11-22 21:45:22,917 INFO L448 ceAbstractionStarter]: For program point L53-3(lines 17 82) no Hoare annotation was computed. [2018-11-22 21:45:22,917 INFO L451 ceAbstractionStarter]: At program point __ieee754_sqrtfENTRY(lines 17 82) the Hoare annotation is: true [2018-11-22 21:45:22,918 INFO L448 ceAbstractionStarter]: For program point L45(lines 45 46) no Hoare annotation was computed. [2018-11-22 21:45:22,918 INFO L448 ceAbstractionStarter]: For program point L45-2(lines 45 46) no Hoare annotation was computed. [2018-11-22 21:45:22,918 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtfFINAL(lines 17 82) no Hoare annotation was computed. [2018-11-22 21:45:22,918 INFO L448 ceAbstractionStarter]: For program point L66(lines 66 72) no Hoare annotation was computed. [2018-11-22 21:45:22,918 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 30) no Hoare annotation was computed. [2018-11-22 21:45:22,918 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtfEXIT(lines 17 82) no Hoare annotation was computed. [2018-11-22 21:45:22,918 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 42) no Hoare annotation was computed. [2018-11-22 21:45:22,918 INFO L448 ceAbstractionStarter]: For program point L38-2(lines 38 42) no Hoare annotation was computed. [2018-11-22 21:45:22,918 INFO L448 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-11-22 21:45:22,918 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 59) no Hoare annotation was computed. [2018-11-22 21:45:22,918 INFO L448 ceAbstractionStarter]: For program point L22-1(lines 22 26) no Hoare annotation was computed. [2018-11-22 21:45:22,918 INFO L448 ceAbstractionStarter]: For program point L55-2(lines 55 59) no Hoare annotation was computed. [2018-11-22 21:45:22,918 INFO L451 ceAbstractionStarter]: At program point L22-2(lines 22 26) the Hoare annotation is: true [2018-11-22 21:45:22,918 INFO L448 ceAbstractionStarter]: For program point L22-3(lines 22 26) no Hoare annotation was computed. [2018-11-22 21:45:22,919 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2018-11-22 21:45:22,919 INFO L451 ceAbstractionStarter]: At program point L76-2(lines 76 80) the Hoare annotation is: true [2018-11-22 21:45:22,919 INFO L448 ceAbstractionStarter]: For program point L76-3(lines 76 80) no Hoare annotation was computed. [2018-11-22 21:45:22,919 INFO L448 ceAbstractionStarter]: For program point L39-2(lines 39 40) no Hoare annotation was computed. [2018-11-22 21:45:22,919 INFO L451 ceAbstractionStarter]: At program point L39-3(lines 39 40) the Hoare annotation is: true [2018-11-22 21:45:22,919 INFO L448 ceAbstractionStarter]: For program point L68(lines 68 71) no Hoare annotation was computed. [2018-11-22 21:45:22,919 INFO L448 ceAbstractionStarter]: For program point L39-4(lines 39 40) no Hoare annotation was computed. [2018-11-22 21:45:22,927 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,929 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,929 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,929 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,929 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,929 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,930 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,930 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,930 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:45:22 BoogieIcfgContainer [2018-11-22 21:45:22,932 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 21:45:22,932 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 21:45:22,932 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 21:45:22,932 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 21:45:22,933 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:44:41" (3/4) ... [2018-11-22 21:45:22,935 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 21:45:22,939 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-11-22 21:45:22,939 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_acosf [2018-11-22 21:45:22,939 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 21:45:22,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 21:45:22,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-11-22 21:45:22,944 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-11-22 21:45:22,944 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2018-11-22 21:45:22,944 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-22 21:45:22,944 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-22 21:45:22,965 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-11-22 21:45:22,966 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists __ieee754_acosf_~hx~1 : bv32 :: ~bvand32(2147483647bv32, __ieee754_acosf_~hx~1) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_acosf_~hx~1[31:31], __ieee754_acosf_~hx~1[30:23], __ieee754_acosf_~hx~1[22:0])) && (\exists __ieee754_acosf_~hx~1 : bv32 :: !~bvsgt32(~bvand32(2147483647bv32, __ieee754_acosf_~hx~1), 1065353216bv32) && \old(x) == ~fp~LONGDOUBLE(__ieee754_acosf_~hx~1[31:31], __ieee754_acosf_~hx~1[30:23], __ieee754_acosf_~hx~1[22:0]))) && \old(x) == x) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) [2018-11-22 21:45:22,991 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f532f0aa-c6b8-41d7-9ba6-a9924b5ffa35/bin-2019/utaipan/witness.graphml [2018-11-22 21:45:22,991 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 21:45:22,992 INFO L168 Benchmark]: Toolchain (without parser) took 51602.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 948.7 MB in the beginning and 856.9 MB in the end (delta: 91.8 MB). Peak memory consumption was 230.7 MB. Max. memory is 11.5 GB. [2018-11-22 21:45:22,993 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. [2018-11-22 21:45:22,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 237.92 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. [2018-11-22 21:45:22,993 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.83 ms. Allocated memory is still 1.0 GB. Free memory is still 927.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 21:45:22,993 INFO L168 Benchmark]: Boogie Preprocessor took 82.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -199.0 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-22 21:45:22,993 INFO L168 Benchmark]: RCFGBuilder took 9940.61 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: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-22 21:45:22,994 INFO L168 Benchmark]: TraceAbstraction took 41258.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 863.7 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.2 MB. Max. memory is 11.5 GB. [2018-11-22 21:45:22,994 INFO L168 Benchmark]: Witness Printer took 59.35 ms. Allocated memory is still 1.2 GB. Free memory was 863.7 MB in the beginning and 856.9 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-22 21:45:22,995 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 237.92 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 20.83 ms. Allocated memory is still 1.0 GB. Free memory is still 927.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 82.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -199.0 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 9940.61 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: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 41258.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 863.7 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.2 MB. Max. memory is 11.5 GB. * Witness Printer took 59.35 ms. Allocated memory is still 1.2 GB. Free memory was 863.7 MB in the beginning and 856.9 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 173]: 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: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 139]: Loop Invariant [2018-11-22 21:45:22,999 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:22,999 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,000 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,000 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,000 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,000 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,000 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,000 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] [2018-11-22 21:45:23,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_acosf_~hx~1,QUANTIFIED] Derived loop invariant: (((\exists __ieee754_acosf_~hx~1 : bv32 :: ~bvand32(2147483647bv32, __ieee754_acosf_~hx~1) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_acosf_~hx~1[31:31], __ieee754_acosf_~hx~1[30:23], __ieee754_acosf_~hx~1[22:0])) && (\exists __ieee754_acosf_~hx~1 : bv32 :: !~bvsgt32(~bvand32(2147483647bv32, __ieee754_acosf_~hx~1), 1065353216bv32) && \old(x) == ~fp~LONGDOUBLE(__ieee754_acosf_~hx~1[31:31], __ieee754_acosf_~hx~1[30:23], __ieee754_acosf_~hx~1[22:0]))) && \old(x) == x) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 66 locations, 1 error locations. SAFE Result, 41.2s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 34.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 386 SDtfs, 163 SDslu, 1508 SDs, 0 SdLazy, 174 SolverSat, 10 SolverUnsat, 11 SolverUnknown, 0 SolverNotchecked, 28.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 156 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 7.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 37 PreInvPairs, 50 NumberOfFragments, 178 HoareAnnotationTreeSize, 37 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 146 NumberOfCodeBlocks, 146 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 140 ConstructedInterpolants, 24 QuantifiedInterpolants, 18788 SizeOfPredicates, 20 NumberOfNonLiveVariables, 642 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...