./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/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 191b814ee7e8fb9d064ed87c3680bf974da56bb6 ............................................................................................................................................................................................................................................................................................................................................................................................................................. 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_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/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 191b814ee7e8fb9d064ed87c3680bf974da56bb6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 07:38:09,179 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 07:38:09,180 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 07:38:09,185 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 07:38:09,186 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 07:38:09,186 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 07:38:09,187 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 07:38:09,188 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 07:38:09,188 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 07:38:09,189 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 07:38:09,189 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 07:38:09,189 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 07:38:09,190 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 07:38:09,190 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 07:38:09,191 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 07:38:09,191 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 07:38:09,192 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 07:38:09,192 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 07:38:09,193 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 07:38:09,194 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 07:38:09,195 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 07:38:09,195 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 07:38:09,196 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 07:38:09,196 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 07:38:09,197 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 07:38:09,197 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 07:38:09,198 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 07:38:09,198 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 07:38:09,198 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 07:38:09,199 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 07:38:09,199 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 07:38:09,199 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 07:38:09,199 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 07:38:09,200 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 07:38:09,200 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 07:38:09,200 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 07:38:09,201 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 07:38:09,208 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 07:38:09,208 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 07:38:09,208 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 07:38:09,208 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 07:38:09,208 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 07:38:09,209 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 07:38:09,209 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 07:38:09,209 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 07:38:09,209 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 07:38:09,209 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 07:38:09,209 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 07:38:09,209 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 07:38:09,209 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 07:38:09,209 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 07:38:09,209 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 07:38:09,210 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 07:38:09,210 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 07:38:09,210 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 07:38:09,210 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 07:38:09,210 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 07:38:09,210 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 07:38:09,210 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 07:38:09,210 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 07:38:09,210 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 07:38:09,210 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 07:38:09,210 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 07:38:09,210 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 07:38:09,211 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 07:38:09,211 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 07:38:09,211 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 07:38:09,211 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 07:38:09,211 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 07:38:09,211 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 07:38:09,211 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 07:38:09,211 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 07:38:09,211 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 07:38:09,211 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_7573c181-e734-4e40-ae9b-80ebabc12646/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 -> 191b814ee7e8fb9d064ed87c3680bf974da56bb6 [2018-12-03 07:38:09,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 07:38:09,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 07:38:09,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 07:38:09,242 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 07:38:09,243 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 07:38:09,243 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c [2018-12-03 07:38:09,282 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/data/e8ba24864/20577d6ce4d243e0a404f7800603a948/FLAGecaf64fb6 [2018-12-03 07:38:09,738 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 07:38:09,739 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c [2018-12-03 07:38:09,744 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/data/e8ba24864/20577d6ce4d243e0a404f7800603a948/FLAGecaf64fb6 [2018-12-03 07:38:09,752 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/data/e8ba24864/20577d6ce4d243e0a404f7800603a948 [2018-12-03 07:38:09,753 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 07:38:09,754 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 07:38:09,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 07:38:09,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 07:38:09,757 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 07:38:09,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 07:38:09" (1/1) ... [2018-12-03 07:38:09,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4334202d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:09, skipping insertion in model container [2018-12-03 07:38:09,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 07:38:09" (1/1) ... [2018-12-03 07:38:09,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 07:38:09,782 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 07:38:09,939 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 07:38:09,956 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 07:38:10,038 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 07:38:10,067 INFO L195 MainTranslator]: Completed translation [2018-12-03 07:38:10,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:10 WrapperNode [2018-12-03 07:38:10,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 07:38:10,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 07:38:10,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 07:38:10,068 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 07:38:10,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:10" (1/1) ... [2018-12-03 07:38:10,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:10" (1/1) ... [2018-12-03 07:38:10,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 07:38:10,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 07:38:10,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 07:38:10,101 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 07:38:10,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:10" (1/1) ... [2018-12-03 07:38:10,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:10" (1/1) ... [2018-12-03 07:38:10,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:10" (1/1) ... [2018-12-03 07:38:10,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:10" (1/1) ... [2018-12-03 07:38:10,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:10" (1/1) ... [2018-12-03 07:38:10,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:10" (1/1) ... [2018-12-03 07:38:10,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:10" (1/1) ... [2018-12-03 07:38:10,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 07:38:10,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 07:38:10,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 07:38:10,158 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 07:38:10,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/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 [2018-12-03 07:38:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2018-12-03 07:38:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2018-12-03 07:38:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-12-03 07:38:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-12-03 07:38:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-03 07:38:10,198 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-03 07:38:10,198 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 07:38:10,198 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 07:38:10,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-03 07:38:10,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-03 07:38:10,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-03 07:38:10,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 07:38:10,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 07:38:10,198 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-03 07:38:10,198 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-03 07:38:10,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-03 07:38:10,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 07:38:10,199 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-12-03 07:38:10,199 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-12-03 07:38:10,199 INFO L130 BoogieDeclarations]: Found specification of procedure cos_float [2018-12-03 07:38:10,199 INFO L138 BoogieDeclarations]: Found implementation of procedure cos_float [2018-12-03 07:38:10,199 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2018-12-03 07:38:10,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2018-12-03 07:38:10,199 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-12-03 07:38:10,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-12-03 07:38:10,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 07:38:10,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 07:38:10,199 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-03 07:38:10,199 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-03 07:38:10,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-03 07:38:10,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-03 07:38:10,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 07:38:10,851 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 07:38:10,852 INFO L280 CfgBuilder]: Removed 59 assue(true) statements. [2018-12-03 07:38:10,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 07:38:10 BoogieIcfgContainer [2018-12-03 07:38:10,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 07:38:10,853 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 07:38:10,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 07:38:10,856 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 07:38:10,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 07:38:09" (1/3) ... [2018-12-03 07:38:10,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cd8a5d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 07:38:10, skipping insertion in model container [2018-12-03 07:38:10,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:10" (2/3) ... [2018-12-03 07:38:10,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cd8a5d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 07:38:10, skipping insertion in model container [2018-12-03 07:38:10,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 07:38:10" (3/3) ... [2018-12-03 07:38:10,858 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320b_true-unreach-call.c [2018-12-03 07:38:10,867 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 07:38:10,873 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 07:38:10,884 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 07:38:10,908 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 07:38:10,908 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 07:38:10,908 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 07:38:10,908 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 07:38:10,908 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 07:38:10,908 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 07:38:10,908 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 07:38:10,909 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 07:38:10,925 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states. [2018-12-03 07:38:10,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-03 07:38:10,930 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 07:38:10,931 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 07:38:10,933 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 07:38:10,936 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 07:38:10,937 INFO L82 PathProgramCache]: Analyzing trace with hash -1450478585, now seen corresponding path program 1 times [2018-12-03 07:38:10,938 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 07:38:10,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 07:38:10,968 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 07:38:10,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 07:38:10,968 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 07:38:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 07:38:11,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 07:38:11,124 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 07:38:11,124 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 07:38:11,124 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 07:38:11,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-03 07:38:11,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-03 07:38:11,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 07:38:11,137 INFO L87 Difference]: Start difference. First operand 268 states. Second operand 2 states. [2018-12-03 07:38:11,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 07:38:11,169 INFO L93 Difference]: Finished difference Result 528 states and 856 transitions. [2018-12-03 07:38:11,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-03 07:38:11,170 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-12-03 07:38:11,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 07:38:11,177 INFO L225 Difference]: With dead ends: 528 [2018-12-03 07:38:11,177 INFO L226 Difference]: Without dead ends: 264 [2018-12-03 07:38:11,180 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 [2018-12-03 07:38:11,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2018-12-03 07:38:11,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2018-12-03 07:38:11,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-12-03 07:38:11,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 360 transitions. [2018-12-03 07:38:11,217 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 360 transitions. Word has length 17 [2018-12-03 07:38:11,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 07:38:11,217 INFO L480 AbstractCegarLoop]: Abstraction has 264 states and 360 transitions. [2018-12-03 07:38:11,217 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-03 07:38:11,217 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 360 transitions. [2018-12-03 07:38:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-03 07:38:11,218 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 07:38:11,218 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 07:38:11,218 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 07:38:11,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 07:38:11,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1540798509, now seen corresponding path program 1 times [2018-12-03 07:38:11,218 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 07:38:11,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 07:38:11,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 07:38:11,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 07:38:11,219 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 07:38:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 07:38:11,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 07:38:11,310 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-03 07:38:11,333 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450949 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-12-03 07:38:11,334 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450993 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-12-03 07:38:11,334 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450990 could not be translated for associated CType ARRAY#_3_~INT# [2018-12-03 07:38:11,334 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450947 could not be translated for associated CType ARRAY#_3_~INT# [2018-12-03 07:38:11,335 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450976 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-03 07:38:11,335 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450958 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-12-03 07:38:11,335 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450956 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-03 07:38:11,335 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450960 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-12-03 07:38:11,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 07:38:11 BoogieIcfgContainer [2018-12-03 07:38:11,348 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 07:38:11,349 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 07:38:11,349 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 07:38:11,349 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 07:38:11,349 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 07:38:10" (3/4) ... [2018-12-03 07:38:11,352 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-03 07:38:11,352 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 07:38:11,353 INFO L168 Benchmark]: Toolchain (without parser) took 1598.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 947.0 MB in the beginning and 910.0 MB in the end (delta: 37.0 MB). Peak memory consumption was 163.9 MB. Max. memory is 11.5 GB. [2018-12-03 07:38:11,354 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 07:38:11,354 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -162.8 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. [2018-12-03 07:38:11,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-03 07:38:11,355 INFO L168 Benchmark]: Boogie Preprocessor took 56.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-03 07:38:11,355 INFO L168 Benchmark]: RCFGBuilder took 694.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 972.7 MB in the end (delta: 126.6 MB). Peak memory consumption was 126.6 MB. Max. memory is 11.5 GB. [2018-12-03 07:38:11,355 INFO L168 Benchmark]: TraceAbstraction took 495.54 ms. Allocated memory is still 1.2 GB. Free memory was 972.7 MB in the beginning and 910.0 MB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 11.5 GB. [2018-12-03 07:38:11,356 INFO L168 Benchmark]: Witness Printer took 3.28 ms. Allocated memory is still 1.2 GB. Free memory is still 910.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 07:38:11,357 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 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 312.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -162.8 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 694.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 972.7 MB in the end (delta: 126.6 MB). Peak memory consumption was 126.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 495.54 ms. Allocated memory is still 1.2 GB. Free memory was 972.7 MB in the beginning and 910.0 MB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.28 ms. Allocated memory is still 1.2 GB. Free memory is still 910.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450949 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450993 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450990 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450947 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450976 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450958 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450956 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450960 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 611]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 610, overapproximation of someUnaryDOUBLEoperation at line 498, overapproximation of bitwiseAnd at line 577, overapproximation of someUnaryFLOAToperation at line 606, overapproximation of someBinaryArithmeticFLOAToperation at line 582. Possible FailurePath: [L16] static const float huge_floor = 1.0e30; [L84-L86] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L156] static const int init_jk_krempio[] = {4, 7, 9}; [L158-L162] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L164-L166] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L341-L359] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L361-L367] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L369-L378] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L498-L501] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L525-L528] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L565] static const float one_cos = 1.0; VAL [\old(C1_kcos)=6442450968, \old(C2_kcos)=6442450971, \old(C3_kcos)=6442450973, \old(C4_kcos)=6442450996, \old(C5_kcos)=6442450988, \old(C6_kcos)=6442450974, \old(half_ksin)=6442450962, \old(half_rempio)=6442450953, \old(huge_floor)=6442450987, \old(huge_scalbn)=6442450984, \old(init_jk_krempio)=null, \old(init_jk_krempio)=null, \old(invpio2_rempio)=6442450957, \old(npio2_hw_rempio)=null, \old(npio2_hw_rempio)=null, \old(one_cos)=6442450966, \old(one_kcos)=6442450977, \old(one_krempio)=6442450969, \old(pio2_1_rempio)=6442450975, \old(pio2_1t_rempio)=6442450952, \old(pio2_2_rempio)=6442450972, \old(pio2_2t_rempio)=6442450959, \old(pio2_3_rempio)=6442450963, \old(pio2_3t_rempio)=6442450951, \old(PIo2_krempio)=null, \old(PIo2_krempio)=null, \old(S1_ksin)=6442450979, \old(S2_ksin)=6442450961, \old(S3_ksin)=6442450948, \old(S4_ksin)=6442450978, \old(S5_ksin)=6442450982, \old(S6_ksin)=6442450954, \old(tiny_scalbn)=6442450970, \old(two25_scalbn)=6442450980, \old(two8_krempio)=6442450991, \old(two8_rempio)=6442450998, \old(two_over_pi_rempio)=null, \old(two_over_pi_rempio)=null, \old(twom25_scalbn)=6442450964, \old(twon8_krempio)=6442450985, \old(zero_krempio)=6442450986, \old(zero_rempio)=6442450992, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L606] float x = -0.0f; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L607] CALL, EXPR cos_float(x) VAL [\old(x)=6442450965, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L568] float y[2], z = 0.0; [L569] __int32_t n, ix; VAL [\old(x)=6442450965, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, y={6442450995:0}, z=0, zero_krempio=0, zero_rempio=0] [L572] ieee_float_shape_type gf_u; [L573] gf_u.value = (x) [L574] EXPR gf_u.word [L574] (ix) = gf_u.word [L577] ix &= 0x7fffffff VAL [\old(x)=6442450965, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, y={6442450995:0}, z=0, zero_krempio=0, zero_rempio=0] [L578] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=6442450965, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, y={6442450995:0}, z=0, zero_krempio=0, zero_rempio=0] [L581] COND TRUE !((ix) < 0x7f800000L) [L582] return x - x; [L582] return x - x; VAL [\old(x)=6442450965, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, z=0, zero_krempio=0, zero_rempio=0] [L607] RET, EXPR cos_float(x) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, cos_float(x)=6442450946, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, zero_krempio=0, zero_rempio=0] [L607] float res = cos_float(x); [L610] COND TRUE res != 1.0f VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, res=6442450946, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, zero_krempio=0, zero_rempio=0] [L611] __VERIFIER_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, res=6442450946, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 268 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 364 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=268occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 256 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-03 07:38:12,582 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 07:38:12,583 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 07:38:12,589 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 07:38:12,589 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 07:38:12,589 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 07:38:12,590 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 07:38:12,591 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 07:38:12,592 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 07:38:12,592 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 07:38:12,593 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 07:38:12,593 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 07:38:12,593 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 07:38:12,594 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 07:38:12,595 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 07:38:12,595 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 07:38:12,595 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 07:38:12,596 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 07:38:12,597 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 07:38:12,598 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 07:38:12,598 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 07:38:12,599 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 07:38:12,600 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 07:38:12,600 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 07:38:12,601 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 07:38:12,601 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 07:38:12,602 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 07:38:12,602 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 07:38:12,603 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 07:38:12,603 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 07:38:12,603 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 07:38:12,604 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 07:38:12,604 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 07:38:12,604 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 07:38:12,604 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 07:38:12,605 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 07:38:12,605 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-03 07:38:12,612 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 07:38:12,612 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 07:38:12,613 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 07:38:12,613 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 07:38:12,613 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 07:38:12,613 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 07:38:12,613 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 07:38:12,613 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 07:38:12,614 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 07:38:12,614 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 07:38:12,614 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 07:38:12,614 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 07:38:12,614 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 07:38:12,614 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 07:38:12,615 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 07:38:12,615 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 07:38:12,615 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 07:38:12,615 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-03 07:38:12,615 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-03 07:38:12,615 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 07:38:12,615 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 07:38:12,615 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-03 07:38:12,615 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 07:38:12,616 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 07:38:12,616 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 07:38:12,616 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 07:38:12,616 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 07:38:12,616 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 07:38:12,616 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 07:38:12,616 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 07:38:12,616 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 07:38:12,617 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-03 07:38:12,617 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 07:38:12,617 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-03 07:38:12,617 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-03 07:38:12,617 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_7573c181-e734-4e40-ae9b-80ebabc12646/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 -> 191b814ee7e8fb9d064ed87c3680bf974da56bb6 [2018-12-03 07:38:12,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 07:38:12,642 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 07:38:12,644 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 07:38:12,645 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 07:38:12,645 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 07:38:12,645 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c [2018-12-03 07:38:12,681 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/data/4c62f9060/1fa49b80ac0e44ca9c9108eb5abfd850/FLAG63dbeca5f [2018-12-03 07:38:13,115 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 07:38:13,115 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c [2018-12-03 07:38:13,122 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/data/4c62f9060/1fa49b80ac0e44ca9c9108eb5abfd850/FLAG63dbeca5f [2018-12-03 07:38:13,130 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/data/4c62f9060/1fa49b80ac0e44ca9c9108eb5abfd850 [2018-12-03 07:38:13,132 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 07:38:13,133 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 07:38:13,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 07:38:13,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 07:38:13,137 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 07:38:13,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 07:38:13" (1/1) ... [2018-12-03 07:38:13,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@399ba2e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:13, skipping insertion in model container [2018-12-03 07:38:13,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 07:38:13" (1/1) ... [2018-12-03 07:38:13,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 07:38:13,169 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 07:38:13,376 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 07:38:13,397 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 07:38:13,495 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 07:38:13,522 INFO L195 MainTranslator]: Completed translation [2018-12-03 07:38:13,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:13 WrapperNode [2018-12-03 07:38:13,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 07:38:13,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 07:38:13,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 07:38:13,523 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 07:38:13,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:13" (1/1) ... [2018-12-03 07:38:13,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:13" (1/1) ... [2018-12-03 07:38:13,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 07:38:13,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 07:38:13,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 07:38:13,551 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 07:38:13,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:13" (1/1) ... [2018-12-03 07:38:13,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:13" (1/1) ... [2018-12-03 07:38:13,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:13" (1/1) ... [2018-12-03 07:38:13,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:13" (1/1) ... [2018-12-03 07:38:13,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:13" (1/1) ... [2018-12-03 07:38:13,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:13" (1/1) ... [2018-12-03 07:38:13,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:13" (1/1) ... [2018-12-03 07:38:13,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 07:38:13,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 07:38:13,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 07:38:13,607 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 07:38:13,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/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 [2018-12-03 07:38:13,646 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2018-12-03 07:38:13,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2018-12-03 07:38:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-12-03 07:38:13,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-12-03 07:38:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-03 07:38:13,647 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-03 07:38:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-03 07:38:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 07:38:13,647 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 07:38:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-03 07:38:13,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-03 07:38:13,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 07:38:13,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 07:38:13,648 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-03 07:38:13,648 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-03 07:38:13,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 07:38:13,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-03 07:38:13,648 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-12-03 07:38:13,648 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-12-03 07:38:13,649 INFO L130 BoogieDeclarations]: Found specification of procedure cos_float [2018-12-03 07:38:13,649 INFO L138 BoogieDeclarations]: Found implementation of procedure cos_float [2018-12-03 07:38:13,649 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2018-12-03 07:38:13,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2018-12-03 07:38:13,649 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-12-03 07:38:13,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-12-03 07:38:13,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 07:38:13,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 07:38:13,649 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-03 07:38:13,650 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-03 07:38:13,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-03 07:38:13,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-03 07:38:13,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 07:38:13,799 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:18,632 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:21,045 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:21,094 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:21,201 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:21,528 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:21,535 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:24,629 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:24,672 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:25,031 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:25,159 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:25,304 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:25,314 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:25,421 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:25,577 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:25,597 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:25,707 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:25,725 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:25,936 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:26,040 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:26,056 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:32,616 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:32,625 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:33,300 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:33,359 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:33,366 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:33,386 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:34,096 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:34,107 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:34,113 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:34,129 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:34,145 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:34,254 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:34,369 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:34,470 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:34,665 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:36,731 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:36,758 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:36,766 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:36,889 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:37,067 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 07:38:37,127 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 07:38:37,127 INFO L280 CfgBuilder]: Removed 59 assue(true) statements. [2018-12-03 07:38:37,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 07:38:37 BoogieIcfgContainer [2018-12-03 07:38:37,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 07:38:37,128 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 07:38:37,128 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 07:38:37,129 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 07:38:37,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 07:38:13" (1/3) ... [2018-12-03 07:38:37,130 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7467d014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 07:38:37, skipping insertion in model container [2018-12-03 07:38:37,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 07:38:13" (2/3) ... [2018-12-03 07:38:37,130 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7467d014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 07:38:37, skipping insertion in model container [2018-12-03 07:38:37,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 07:38:37" (3/3) ... [2018-12-03 07:38:37,131 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320b_true-unreach-call.c [2018-12-03 07:38:37,137 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 07:38:37,141 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 07:38:37,150 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 07:38:37,168 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-03 07:38:37,168 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 07:38:37,168 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 07:38:37,168 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 07:38:37,168 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 07:38:37,168 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 07:38:37,168 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 07:38:37,169 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 07:38:37,169 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 07:38:37,181 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states. [2018-12-03 07:38:37,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-03 07:38:37,185 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 07:38:37,185 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 07:38:37,187 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 07:38:37,190 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 07:38:37,190 INFO L82 PathProgramCache]: Analyzing trace with hash -1450478585, now seen corresponding path program 1 times [2018-12-03 07:38:37,193 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-03 07:38:37,194 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/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 [2018-12-03 07:38:37,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 07:38:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 07:38:37,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 07:38:37,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 07:38:37,416 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 07:38:37,427 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 07:38:37,427 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 07:38:37,429 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-03 07:38:37,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-03 07:38:37,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 07:38:37,438 INFO L87 Difference]: Start difference. First operand 268 states. Second operand 2 states. [2018-12-03 07:38:37,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 07:38:37,471 INFO L93 Difference]: Finished difference Result 528 states and 856 transitions. [2018-12-03 07:38:37,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-03 07:38:37,472 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-12-03 07:38:37,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 07:38:37,479 INFO L225 Difference]: With dead ends: 528 [2018-12-03 07:38:37,479 INFO L226 Difference]: Without dead ends: 264 [2018-12-03 07:38:37,483 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 07:38:37,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2018-12-03 07:38:37,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2018-12-03 07:38:37,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-12-03 07:38:37,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 360 transitions. [2018-12-03 07:38:37,518 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 360 transitions. Word has length 17 [2018-12-03 07:38:37,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 07:38:37,518 INFO L480 AbstractCegarLoop]: Abstraction has 264 states and 360 transitions. [2018-12-03 07:38:37,518 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-03 07:38:37,518 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 360 transitions. [2018-12-03 07:38:37,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-03 07:38:37,519 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 07:38:37,519 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 07:38:37,519 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 07:38:37,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 07:38:37,519 INFO L82 PathProgramCache]: Analyzing trace with hash -1540798509, now seen corresponding path program 1 times [2018-12-03 07:38:37,520 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-03 07:38:37,520 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/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 [2018-12-03 07:38:37,523 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 07:38:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 07:38:37,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 07:38:37,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 07:38:37,792 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 07:38:37,802 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 07:38:37,802 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 07:38:37,803 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-03 07:38:37,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-03 07:38:37,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-03 07:38:37,803 INFO L87 Difference]: Start difference. First operand 264 states and 360 transitions. Second operand 7 states. [2018-12-03 07:38:38,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 07:38:38,113 INFO L93 Difference]: Finished difference Result 270 states and 365 transitions. [2018-12-03 07:38:38,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-03 07:38:38,113 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2018-12-03 07:38:38,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 07:38:38,114 INFO L225 Difference]: With dead ends: 270 [2018-12-03 07:38:38,114 INFO L226 Difference]: Without dead ends: 34 [2018-12-03 07:38:38,115 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-12-03 07:38:38,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-12-03 07:38:38,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2018-12-03 07:38:38,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-12-03 07:38:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 37 transitions. [2018-12-03 07:38:38,117 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 37 transitions. Word has length 18 [2018-12-03 07:38:38,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 07:38:38,117 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 37 transitions. [2018-12-03 07:38:38,117 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-03 07:38:38,117 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2018-12-03 07:38:38,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-03 07:38:38,118 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 07:38:38,118 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] [2018-12-03 07:38:38,118 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 07:38:38,118 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 07:38:38,118 INFO L82 PathProgramCache]: Analyzing trace with hash -600212466, now seen corresponding path program 1 times [2018-12-03 07:38:38,119 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-03 07:38:38,119 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/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 [2018-12-03 07:38:38,122 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 07:38:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 07:38:38,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 07:38:38,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 07:38:38,388 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 07:38:38,397 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 07:38:38,398 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 07:38:38,398 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-03 07:38:38,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-03 07:38:38,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-03 07:38:38,398 INFO L87 Difference]: Start difference. First operand 34 states and 37 transitions. Second operand 8 states. [2018-12-03 07:38:43,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 07:38:43,198 INFO L93 Difference]: Finished difference Result 45 states and 47 transitions. [2018-12-03 07:38:43,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-03 07:38:43,199 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2018-12-03 07:38:43,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 07:38:43,200 INFO L225 Difference]: With dead ends: 45 [2018-12-03 07:38:43,200 INFO L226 Difference]: Without dead ends: 36 [2018-12-03 07:38:43,200 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2018-12-03 07:38:43,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-12-03 07:38:43,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 34. [2018-12-03 07:38:43,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-12-03 07:38:43,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 36 transitions. [2018-12-03 07:38:43,203 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 36 transitions. Word has length 27 [2018-12-03 07:38:43,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 07:38:43,204 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 36 transitions. [2018-12-03 07:38:43,204 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-03 07:38:43,204 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2018-12-03 07:38:43,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-03 07:38:43,204 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 07:38:43,204 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] [2018-12-03 07:38:43,204 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 07:38:43,205 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 07:38:43,205 INFO L82 PathProgramCache]: Analyzing trace with hash -1209322090, now seen corresponding path program 1 times [2018-12-03 07:38:43,205 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-03 07:38:43,205 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/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 [2018-12-03 07:38:43,208 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 07:38:43,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 07:38:43,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 07:38:44,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 07:38:44,132 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 07:38:44,147 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 07:38:44,147 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-03 07:38:44,148 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 07:38:44,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 07:38:44,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-03 07:38:44,148 INFO L87 Difference]: Start difference. First operand 34 states and 36 transitions. Second operand 9 states. [2018-12-03 07:38:51,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 07:38:51,892 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions. [2018-12-03 07:38:51,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-03 07:38:51,922 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2018-12-03 07:38:51,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 07:38:51,923 INFO L225 Difference]: With dead ends: 34 [2018-12-03 07:38:51,923 INFO L226 Difference]: Without dead ends: 0 [2018-12-03 07:38:51,923 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-03 07:38:51,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-03 07:38:51,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-03 07:38:51,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-03 07:38:51,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-03 07:38:51,924 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2018-12-03 07:38:51,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 07:38:51,924 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-03 07:38:51,924 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 07:38:51,924 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-03 07:38:51,924 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 07:38:51,928 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-03 07:38:52,286 INFO L448 ceAbstractionStarter]: For program point L539(lines 539 542) no Hoare annotation was computed. [2018-12-03 07:38:52,286 INFO L448 ceAbstractionStarter]: For program point L539-2(lines 539 542) no Hoare annotation was computed. [2018-12-03 07:38:52,287 INFO L448 ceAbstractionStarter]: For program point L533-1(lines 533 537) no Hoare annotation was computed. [2018-12-03 07:38:52,287 INFO L444 ceAbstractionStarter]: At program point L533-2(lines 533 537) the Hoare annotation is: (or (not (= ~one_kcos~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (= |__kernel_cosf_#in~x| __kernel_cosf_~x)) [2018-12-03 07:38:52,287 INFO L448 ceAbstractionStarter]: For program point L533-3(lines 533 537) no Hoare annotation was computed. [2018-12-03 07:38:52,287 INFO L448 ceAbstractionStarter]: For program point L550(lines 550 558) no Hoare annotation was computed. [2018-12-03 07:38:52,287 INFO L451 ceAbstractionStarter]: At program point __kernel_cosfENTRY(lines 530 563) the Hoare annotation is: true [2018-12-03 07:38:52,287 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 541) no Hoare annotation was computed. [2018-12-03 07:38:52,287 INFO L448 ceAbstractionStarter]: For program point __kernel_cosfFINAL(lines 530 563) no Hoare annotation was computed. [2018-12-03 07:38:52,287 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 553 557) no Hoare annotation was computed. [2018-12-03 07:38:52,287 INFO L444 ceAbstractionStarter]: At program point L553-2(lines 553 557) the Hoare annotation is: (or (not (= ~one_kcos~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (exists ((v___kernel_cosf_~ix~6_12 (_ BitVec 32))) (and (not (bvslt (bvand (_ bv2147483647 32) v___kernel_cosf_~ix~6_12) (_ bv838860800 32))) (= (fp ((_ extract 31 31) v___kernel_cosf_~ix~6_12) ((_ extract 30 23) v___kernel_cosf_~ix~6_12) ((_ extract 22 0) v___kernel_cosf_~ix~6_12)) |__kernel_cosf_#in~x|)))) [2018-12-03 07:38:52,287 INFO L448 ceAbstractionStarter]: For program point L553-3(lines 550 558) no Hoare annotation was computed. [2018-12-03 07:38:52,287 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 562) no Hoare annotation was computed. [2018-12-03 07:38:52,287 INFO L448 ceAbstractionStarter]: For program point __kernel_cosfEXIT(lines 530 563) no Hoare annotation was computed. [2018-12-03 07:38:52,287 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-03 07:38:52,287 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-03 07:38:52,287 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-03 07:38:52,287 INFO L448 ceAbstractionStarter]: For program point L316-2(lines 316 320) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L217(lines 169 339) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L451 ceAbstractionStarter]: At program point L316-3(lines 316 320) the Hoare annotation is: true [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L316-4(lines 316 320) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L184-2(lines 184 185) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L451 ceAbstractionStarter]: At program point __kernel_rem_pio2fENTRY(lines 168 339) the Hoare annotation is: true [2018-12-03 07:38:52,288 INFO L451 ceAbstractionStarter]: At program point L184-3(lines 184 185) the Hoare annotation is: true [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L184-4(lines 184 185) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L300-2(lines 300 301) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L451 ceAbstractionStarter]: At program point L300-3(lines 300 301) the Hoare annotation is: true [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L300-4(lines 297 337) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L185-2(line 185) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L285(line 285) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L252-1(lines 252 253) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L252-3(lines 252 253) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L451 ceAbstractionStarter]: At program point L252-4(lines 252 253) the Hoare annotation is: true [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L252-5(lines 252 253) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2018-12-03 07:38:52,288 INFO L448 ceAbstractionStarter]: For program point L269-1(lines 269 272) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L451 ceAbstractionStarter]: At program point L203(line 203) the Hoare annotation is: true [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L203-1(line 203) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L451 ceAbstractionStarter]: At program point L269-3(lines 269 272) the Hoare annotation is: true [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L286-2(lines 286 289) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L451 ceAbstractionStarter]: At program point L286-3(lines 286 289) the Hoare annotation is: true [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L220-2(lines 220 229) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L286-4(lines 286 289) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L187-2(lines 187 191) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L451 ceAbstractionStarter]: At program point L220-3(lines 220 229) the Hoare annotation is: true [2018-12-03 07:38:52,289 INFO L451 ceAbstractionStarter]: At program point L187-3(lines 187 191) the Hoare annotation is: true [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L220-4(lines 217 245) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L187-4(lines 187 191) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L188-2(lines 188 189) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L451 ceAbstractionStarter]: At program point L188-3(lines 188 189) the Hoare annotation is: true [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L188-4(lines 188 189) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L304(line 304) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L304-2(line 304) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L321-2(lines 321 325) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L451 ceAbstractionStarter]: At program point L321-3(lines 321 325) the Hoare annotation is: true [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L255-2(lines 255 260) no Hoare annotation was computed. [2018-12-03 07:38:52,289 INFO L448 ceAbstractionStarter]: For program point L321-4(lines 321 325) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L451 ceAbstractionStarter]: At program point L255-3(lines 255 260) the Hoare annotation is: true [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L255-4(lines 255 260) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L305(line 305) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 226) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L207(lines 207 215) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L257-2(lines 257 258) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L451 ceAbstractionStarter]: At program point L257-3(lines 257 258) the Hoare annotation is: true [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L257-4(lines 257 258) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L451 ceAbstractionStarter]: At program point L274(line 274) the Hoare annotation is: true [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L274-1(line 274) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 308) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L451 ceAbstractionStarter]: At program point L307-3(lines 307 308) the Hoare annotation is: true [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L307-4(lines 297 337) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L291-2(lines 291 295) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L451 ceAbstractionStarter]: At program point L291-3(lines 291 295) the Hoare annotation is: true [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L291-4(lines 291 295) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 282) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L242(lines 242 243) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L451 ceAbstractionStarter]: At program point L275-2(lines 266 283) the Hoare annotation is: true [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L292-2(lines 292 293) no Hoare annotation was computed. [2018-12-03 07:38:52,290 INFO L451 ceAbstractionStarter]: At program point L292-3(lines 292 293) the Hoare annotation is: true [2018-12-03 07:38:52,290 INFO L448 ceAbstractionStarter]: For program point L292-4(lines 292 293) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L309-1(line 309) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L451 ceAbstractionStarter]: At program point L243(line 243) the Hoare annotation is: true [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L243-1(line 243) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L326-2(lines 326 327) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L451 ceAbstractionStarter]: At program point L326-3(lines 326 327) the Hoare annotation is: true [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L326-4(lines 297 337) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 179) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L178-2(lines 178 179) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L311-2(lines 311 312) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 215) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L451 ceAbstractionStarter]: At program point L311-3(lines 311 312) the Hoare annotation is: true [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L311-4(lines 297 337) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L451 ceAbstractionStarter]: At program point L262(lines 169 339) the Hoare annotation is: true [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L196-2(lines 196 200) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L451 ceAbstractionStarter]: At program point L196-3(lines 196 200) the Hoare annotation is: true [2018-12-03 07:38:52,291 INFO L451 ceAbstractionStarter]: At program point L196-4(lines 196 200) the Hoare annotation is: true [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fEXIT(lines 168 339) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L230-1(lines 217 245) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L313-1(line 313) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 215) no Hoare annotation was computed. [2018-12-03 07:38:52,291 INFO L448 ceAbstractionStarter]: For program point L247-1(lines 169 339) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point L214-2(lines 169 339) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L451 ceAbstractionStarter]: At program point L297(lines 297 337) the Hoare annotation is: true [2018-12-03 07:38:52,292 INFO L451 ceAbstractionStarter]: At program point L231(lines 231 238) the Hoare annotation is: true [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point L298(line 298) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point L232(line 232) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point L315(line 315) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point L249-2(lines 249 250) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L451 ceAbstractionStarter]: At program point L249-3(lines 249 250) the Hoare annotation is: true [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point L249-4(lines 247 264) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fFINAL(lines 168 339) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 139 152) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 139 152) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L451 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 139 152) the Hoare annotation is: true [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 150) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 139 152) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point L146-2(lines 146 150) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 141 145) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L451 ceAbstractionStarter]: At program point L141-2(lines 141 145) the Hoare annotation is: true [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 35) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point L48(lines 48 51) no Hoare annotation was computed. [2018-12-03 07:38:52,292 INFO L448 ceAbstractionStarter]: For program point L28(lines 28 52) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L53(lines 53 57) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 18 59) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L53-2(lines 53 57) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L41(lines 41 45) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L33(lines 33 35) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 46) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point floor_floatEXIT(lines 18 59) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L451 ceAbstractionStarter]: At program point L21-2(lines 21 25) the Hoare annotation is: true [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 43) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point floor_floatFINAL(lines 18 59) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 36) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L451 ceAbstractionStarter]: At program point floor_floatENTRY(lines 18 59) the Hoare annotation is: true [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L39(lines 39 40) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point cos_floatEXIT(lines 567 597) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L593(line 593) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L591(line 591) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-03 07:38:52,293 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-12-03 07:38:52,294 INFO L444 ceAbstractionStarter]: At program point L585(line 585) the Hoare annotation is: (or (not (= ~one_kcos~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (and (exists ((v_cos_float_~ix~7_9 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_cos_float_~ix~7_9) ((_ extract 30 23) v_cos_float_~ix~7_9) ((_ extract 22 0) v_cos_float_~ix~7_9)) |cos_float_#in~x|) (= (bvand (_ bv2147483647 32) v_cos_float_~ix~7_9) cos_float_~ix~7))) (= |cos_float_#in~x| cos_float_~x) (exists ((v_cos_float_~ix~7_9 (_ BitVec 32))) (and (not (bvsle (bvand (_ bv2147483647 32) v_cos_float_~ix~7_9) (_ bv1061752792 32))) (= (fp ((_ extract 31 31) v_cos_float_~ix~7_9) ((_ extract 30 23) v_cos_float_~ix~7_9) ((_ extract 22 0) v_cos_float_~ix~7_9)) |cos_float_#in~x|))))) [2018-12-03 07:38:52,294 INFO L448 ceAbstractionStarter]: For program point L585-1(line 585) no Hoare annotation was computed. [2018-12-03 07:38:52,294 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 596) no Hoare annotation was computed. [2018-12-03 07:38:52,294 INFO L444 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (or (not (= ~one_kcos~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (and (exists ((v_cos_float_~ix~7_9 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_cos_float_~ix~7_9) ((_ extract 30 23) v_cos_float_~ix~7_9) ((_ extract 22 0) v_cos_float_~ix~7_9)) |cos_float_#in~x|) (= (bvand (_ bv2147483647 32) v_cos_float_~ix~7_9) cos_float_~ix~7))) (= |cos_float_#in~x| cos_float_~x))) [2018-12-03 07:38:52,294 INFO L448 ceAbstractionStarter]: For program point L579-1(line 579) no Hoare annotation was computed. [2018-12-03 07:38:52,294 INFO L451 ceAbstractionStarter]: At program point cos_floatENTRY(lines 567 597) the Hoare annotation is: true [2018-12-03 07:38:52,294 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2018-12-03 07:38:52,294 INFO L444 ceAbstractionStarter]: At program point L571-2(lines 571 575) the Hoare annotation is: (or (not (= ~one_kcos~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (= |cos_float_#in~x| cos_float_~x)) [2018-12-03 07:38:52,294 INFO L448 ceAbstractionStarter]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2018-12-03 07:38:52,294 INFO L448 ceAbstractionStarter]: For program point cos_floatFINAL(lines 567 597) no Hoare annotation was computed. [2018-12-03 07:38:52,294 INFO L444 ceAbstractionStarter]: At program point L594(line 594) the Hoare annotation is: (or (not (= ~one_kcos~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (and (exists ((v_cos_float_~ix~7_9 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_cos_float_~ix~7_9) ((_ extract 30 23) v_cos_float_~ix~7_9) ((_ extract 22 0) v_cos_float_~ix~7_9)) |cos_float_#in~x|) (= (bvand (_ bv2147483647 32) v_cos_float_~ix~7_9) cos_float_~ix~7))) (= |cos_float_#in~x| cos_float_~x) (exists ((v_cos_float_~ix~7_9 (_ BitVec 32))) (and (not (bvsle (bvand (_ bv2147483647 32) v_cos_float_~ix~7_9) (_ bv1061752792 32))) (= (fp ((_ extract 31 31) v_cos_float_~ix~7_9) ((_ extract 30 23) v_cos_float_~ix~7_9) ((_ extract 22 0) v_cos_float_~ix~7_9)) |cos_float_#in~x|))))) [2018-12-03 07:38:52,294 INFO L448 ceAbstractionStarter]: For program point L594-1(line 594) no Hoare annotation was computed. [2018-12-03 07:38:52,294 INFO L444 ceAbstractionStarter]: At program point L592(line 592) the Hoare annotation is: (or (not (= ~one_kcos~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (and (exists ((v_cos_float_~ix~7_9 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_cos_float_~ix~7_9) ((_ extract 30 23) v_cos_float_~ix~7_9) ((_ extract 22 0) v_cos_float_~ix~7_9)) |cos_float_#in~x|) (= (bvand (_ bv2147483647 32) v_cos_float_~ix~7_9) cos_float_~ix~7))) (= |cos_float_#in~x| cos_float_~x) (exists ((v_cos_float_~ix~7_9 (_ BitVec 32))) (and (not (bvsle (bvand (_ bv2147483647 32) v_cos_float_~ix~7_9) (_ bv1061752792 32))) (= (fp ((_ extract 31 31) v_cos_float_~ix~7_9) ((_ extract 30 23) v_cos_float_~ix~7_9) ((_ extract 22 0) v_cos_float_~ix~7_9)) |cos_float_#in~x|))))) [2018-12-03 07:38:52,294 INFO L448 ceAbstractionStarter]: For program point L592-1(line 592) no Hoare annotation was computed. [2018-12-03 07:38:52,294 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (not (= ~one_kcos~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (and (exists ((v_cos_float_~ix~7_9 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_cos_float_~ix~7_9) ((_ extract 30 23) v_cos_float_~ix~7_9) ((_ extract 22 0) v_cos_float_~ix~7_9)) |cos_float_#in~x|) (= (bvand (_ bv2147483647 32) v_cos_float_~ix~7_9) cos_float_~ix~7))) (= |cos_float_#in~x| cos_float_~x) (exists ((v_cos_float_~ix~7_9 (_ BitVec 32))) (and (not (bvsle (bvand (_ bv2147483647 32) v_cos_float_~ix~7_9) (_ bv1061752792 32))) (= (fp ((_ extract 31 31) v_cos_float_~ix~7_9) ((_ extract 30 23) v_cos_float_~ix~7_9) ((_ extract 22 0) v_cos_float_~ix~7_9)) |cos_float_#in~x|))))) [2018-12-03 07:38:52,294 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L444 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (or (not (= ~one_kcos~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (and (exists ((v_cos_float_~ix~7_9 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_cos_float_~ix~7_9) ((_ extract 30 23) v_cos_float_~ix~7_9) ((_ extract 22 0) v_cos_float_~ix~7_9)) |cos_float_#in~x|) (= (bvand (_ bv2147483647 32) v_cos_float_~ix~7_9) cos_float_~ix~7))) (= |cos_float_#in~x| cos_float_~x) (exists ((v_cos_float_~ix~7_9 (_ BitVec 32))) (and (not (bvsle (bvand (_ bv2147483647 32) v_cos_float_~ix~7_9) (_ bv1061752792 32))) (= (fp ((_ extract 31 31) v_cos_float_~ix~7_9) ((_ extract 30 23) v_cos_float_~ix~7_9) ((_ extract 22 0) v_cos_float_~ix~7_9)) |cos_float_#in~x|))))) [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point L588-1(line 588) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 595) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 596) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 66 70) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L451 ceAbstractionStarter]: At program point L66-2(lines 66 70) the Hoare annotation is: true [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point copysign_floatEXIT(lines 64 82) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 75) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 64 82) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L451 ceAbstractionStarter]: At program point copysign_floatENTRY(lines 64 82) the Hoare annotation is: true [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 80) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 64 82) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point L76-2(lines 76 80) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point copysign_floatFINAL(lines 64 82) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point L512(lines 512 515) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point L512-2(lines 512 515) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point L506-1(lines 506 510) no Hoare annotation was computed. [2018-12-03 07:38:52,295 INFO L451 ceAbstractionStarter]: At program point L506-2(lines 506 510) the Hoare annotation is: true [2018-12-03 07:38:52,295 INFO L448 ceAbstractionStarter]: For program point L506-3(lines 506 510) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point __kernel_sinfEXIT(lines 503 523) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L519(lines 519 522) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L513(lines 513 514) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L451 ceAbstractionStarter]: At program point __kernel_sinfENTRY(lines 503 523) the Hoare annotation is: true [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point __kernel_sinfFINAL(lines 503 523) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L481-2(lines 481 484) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L451 ceAbstractionStarter]: At program point L481-3(lines 481 484) the Hoare annotation is: true [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L481-4(lines 481 484) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fEXIT(lines 380 496) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 459) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L440-1(lines 428 460) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L490(lines 490 494) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L400(lines 400 407) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L400-2(lines 400 407) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L392(lines 392 396) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L434-1(lines 434 438) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L451 ceAbstractionStarter]: At program point L434-2(lines 434 438) the Hoare annotation is: true [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L434-3(lines 434 438) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fFINAL(lines 380 496) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L476-1(lines 476 480) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L451 ceAbstractionStarter]: At program point L476-2(lines 476 480) the Hoare annotation is: true [2018-12-03 07:38:52,296 INFO L448 ceAbstractionStarter]: For program point L476-3(lines 476 480) no Hoare annotation was computed. [2018-12-03 07:38:52,296 INFO L451 ceAbstractionStarter]: At program point __ieee754_rem_pio2fENTRY(lines 380 496) the Hoare annotation is: true [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L452(lines 452 458) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L386-1(lines 386 390) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L451 ceAbstractionStarter]: At program point L386-2(lines 386 390) the Hoare annotation is: true [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L386-3(lines 386 390) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 418) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L411-2(lines 411 418) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L428-2(lines 428 460) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 473) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 467) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 487 488) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L451 ceAbstractionStarter]: At program point L487-3(lines 487 488) the Hoare annotation is: true [2018-12-03 07:38:52,297 INFO L451 ceAbstractionStarter]: At program point L487-4(lines 487 488) the Hoare annotation is: true [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L446-1(lines 446 450) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L451 ceAbstractionStarter]: At program point L446-2(lines 446 450) the Hoare annotation is: true [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L446-3(lines 446 450) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L397(lines 397 421) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 468) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 420) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L489(line 489) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L451 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-03 07:38:52,297 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= ~one_kcos~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) [2018-12-03 07:38:52,298 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 611) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L444 ceAbstractionStarter]: At program point L607(line 607) the Hoare annotation is: (or (not (= ~one_kcos~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (= main_~x~0 (fp.neg (_ +zero 8 24)))) [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point L607-1(line 607) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 599 615) the Hoare annotation is: true [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 599 615) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 599 615) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point L610(lines 610 613) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point L126(lines 126 129) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point L118-1(lines 118 122) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L451 ceAbstractionStarter]: At program point L118-2(lines 118 122) the Hoare annotation is: true [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point L118-3(lines 118 122) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L451 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: true [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point L127-1(line 127) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point L115(lines 115 116) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point L111(lines 111 112) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point scalbn_floatFINAL(lines 88 138) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 113) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point L103-2(lines 103 113) no Hoare annotation was computed. [2018-12-03 07:38:52,298 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 100) no Hoare annotation was computed. [2018-12-03 07:38:52,299 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2018-12-03 07:38:52,299 INFO L451 ceAbstractionStarter]: At program point L132-2(lines 132 136) the Hoare annotation is: true [2018-12-03 07:38:52,299 INFO L448 ceAbstractionStarter]: For program point L132-3(lines 132 136) no Hoare annotation was computed. [2018-12-03 07:38:52,299 INFO L451 ceAbstractionStarter]: At program point L116(line 116) the Hoare annotation is: true [2018-12-03 07:38:52,299 INFO L448 ceAbstractionStarter]: For program point L116-1(line 116) no Hoare annotation was computed. [2018-12-03 07:38:52,299 INFO L448 ceAbstractionStarter]: For program point scalbn_floatEXIT(lines 88 138) no Hoare annotation was computed. [2018-12-03 07:38:52,299 INFO L451 ceAbstractionStarter]: At program point scalbn_floatENTRY(lines 88 138) the Hoare annotation is: true [2018-12-03 07:38:52,299 INFO L451 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: true [2018-12-03 07:38:52,299 INFO L448 ceAbstractionStarter]: For program point L129-1(line 129) no Hoare annotation was computed. [2018-12-03 07:38:52,299 INFO L448 ceAbstractionStarter]: For program point L125(lines 125 130) no Hoare annotation was computed. [2018-12-03 07:38:52,299 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 92 96) no Hoare annotation was computed. [2018-12-03 07:38:52,299 INFO L451 ceAbstractionStarter]: At program point L92-2(lines 92 96) the Hoare annotation is: true [2018-12-03 07:38:52,299 INFO L448 ceAbstractionStarter]: For program point L92-3(lines 92 96) no Hoare annotation was computed. [2018-12-03 07:38:52,299 INFO L448 ceAbstractionStarter]: For program point L117(lines 117 124) no Hoare annotation was computed. [2018-12-03 07:38:52,299 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 105 109) no Hoare annotation was computed. [2018-12-03 07:38:52,299 INFO L451 ceAbstractionStarter]: At program point L105-2(lines 105 109) the Hoare annotation is: true [2018-12-03 07:38:52,299 INFO L448 ceAbstractionStarter]: For program point L105-3(lines 105 109) no Hoare annotation was computed. [2018-12-03 07:38:52,299 INFO L448 ceAbstractionStarter]: For program point L101(lines 101 102) no Hoare annotation was computed. [2018-12-03 07:38:52,305 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,306 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,307 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,308 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,308 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,308 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,309 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,309 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,309 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,309 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,310 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,310 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,310 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,310 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,310 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,310 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,310 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,310 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,311 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,311 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 07:38:52 BoogieIcfgContainer [2018-12-03 07:38:52,312 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 07:38:52,312 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 07:38:52,312 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 07:38:52,312 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 07:38:52,313 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 07:38:37" (3/4) ... [2018-12-03 07:38:52,315 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 07:38:52,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2018-12-03 07:38:52,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-03 07:38:52,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_rem_pio2f [2018-12-03 07:38:52,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-12-03 07:38:52,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure floor_float [2018-12-03 07:38:52,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cos_float [2018-12-03 07:38:52,320 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2018-12-03 07:38:52,320 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2018-12-03 07:38:52,320 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_rem_pio2f [2018-12-03 07:38:52,320 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-03 07:38:52,320 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2018-12-03 07:38:52,329 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 277 nodes and edges [2018-12-03 07:38:52,330 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2018-12-03 07:38:52,331 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-12-03 07:38:52,332 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-03 07:38:52,333 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-03 07:38:52,333 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-03 07:38:52,334 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-03 07:38:52,335 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-03 07:38:52,353 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(one_kcos == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || \old(x) == x [2018-12-03 07:38:52,353 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(one_kcos == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || \old(x) == x [2018-12-03 07:38:52,354 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(one_kcos == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || (\exists v___kernel_cosf_~ix~6_12 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, v___kernel_cosf_~ix~6_12), 838860800bv32) && ~fp~LONGDOUBLE(v___kernel_cosf_~ix~6_12[31:31], v___kernel_cosf_~ix~6_12[30:23], v___kernel_cosf_~ix~6_12[22:0]) == \old(x)) [2018-12-03 07:38:52,422 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7573c181-e734-4e40-ae9b-80ebabc12646/bin-2019/utaipan/witness.graphml [2018-12-03 07:38:52,422 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 07:38:52,422 INFO L168 Benchmark]: Toolchain (without parser) took 39290.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 208.1 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -140.8 MB). Peak memory consumption was 67.4 MB. Max. memory is 11.5 GB. [2018-12-03 07:38:52,423 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 07:38:52,424 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -172.9 MB). Peak memory consumption was 39.4 MB. Max. memory is 11.5 GB. [2018-12-03 07:38:52,424 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.21 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. [2018-12-03 07:38:52,424 INFO L168 Benchmark]: Boogie Preprocessor took 55.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-03 07:38:52,424 INFO L168 Benchmark]: RCFGBuilder took 23520.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 961.9 MB in the end (delta: 135.6 MB). Peak memory consumption was 135.6 MB. Max. memory is 11.5 GB. [2018-12-03 07:38:52,425 INFO L168 Benchmark]: TraceAbstraction took 15184.30 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 70.8 MB). Free memory was 961.9 MB in the beginning and 1.1 GB in the end (delta: -131.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 07:38:52,425 INFO L168 Benchmark]: Witness Printer took 109.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-12-03 07:38:52,426 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 388.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -172.9 MB). Peak memory consumption was 39.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.21 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. * Boogie Preprocessor took 55.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 23520.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 961.9 MB in the end (delta: 135.6 MB). Peak memory consumption was 135.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15184.30 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 70.8 MB). Free memory was 961.9 MB in the beginning and 1.1 GB in the end (delta: -131.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 109.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 611]: 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: 220]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 571]: Loop Invariant [2018-12-03 07:38:52,430 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,430 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,430 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,430 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: !(one_kcos == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || \old(x) == x - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 476]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 105]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 533]: Loop Invariant [2018-12-03 07:38:52,431 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,431 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,431 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,432 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: !(one_kcos == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || \old(x) == x - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 553]: Loop Invariant [2018-12-03 07:38:52,432 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,432 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,433 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,433 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,433 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-03 07:38:52,433 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,433 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,433 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-03 07:38:52,433 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] Derived loop invariant: !(one_kcos == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || (\exists v___kernel_cosf_~ix~6_12 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, v___kernel_cosf_~ix~6_12), 838860800bv32) && ~fp~LONGDOUBLE(v___kernel_cosf_~ix~6_12[31:31], v___kernel_cosf_~ix~6_12[30:23], v___kernel_cosf_~ix~6_12[22:0]) == \old(x)) - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 268 locations, 1 error locations. SAFE Result, 15.1s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 12.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 773 SDtfs, 98 SDslu, 1946 SDs, 0 SdLazy, 146 SolverSat, 22 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 12.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 95 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=268occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 197 PreInvPairs, 279 NumberOfFragments, 387 HoareAnnotationTreeSize, 197 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 69 FomulaSimplificationsInter, 84 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 86 ConstructedInterpolants, 12 QuantifiedInterpolants, 11908 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1819 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...