./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0320a_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_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/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 0eb318667e1d6febc35e9fd3cb18967d09fe2903 ................................................................................................................................................................................................................................................................................................................................................................................................................... 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_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/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 0eb318667e1d6febc35e9fd3cb18967d09fe2903 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 11:52:27,724 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 11:52:27,725 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 11:52:27,731 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 11:52:27,731 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 11:52:27,731 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 11:52:27,732 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 11:52:27,733 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 11:52:27,734 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 11:52:27,734 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 11:52:27,734 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 11:52:27,735 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 11:52:27,735 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 11:52:27,735 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 11:52:27,736 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 11:52:27,736 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 11:52:27,737 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 11:52:27,738 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 11:52:27,739 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 11:52:27,739 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 11:52:27,740 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 11:52:27,740 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 11:52:27,741 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 11:52:27,742 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 11:52:27,742 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 11:52:27,742 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 11:52:27,743 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 11:52:27,743 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 11:52:27,743 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 11:52:27,744 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 11:52:27,744 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 11:52:27,744 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 11:52:27,745 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 11:52:27,745 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 11:52:27,745 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 11:52:27,745 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 11:52:27,746 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 11:52:27,753 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 11:52:27,753 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 11:52:27,753 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 11:52:27,754 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 11:52:27,754 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 11:52:27,754 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 11:52:27,754 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 11:52:27,754 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 11:52:27,754 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 11:52:27,754 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 11:52:27,754 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 11:52:27,754 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 11:52:27,754 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 11:52:27,755 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 11:52:27,755 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 11:52:27,755 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 11:52:27,755 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 11:52:27,755 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 11:52:27,755 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 11:52:27,755 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 11:52:27,755 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 11:52:27,756 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 11:52:27,756 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 11:52:27,756 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 11:52:27,756 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 11:52:27,756 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 11:52:27,756 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 11:52:27,756 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 11:52:27,756 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 11:52:27,756 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 11:52:27,756 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 11:52:27,756 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 11:52:27,757 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 11:52:27,757 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 11:52:27,757 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 11:52:27,757 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 11:52:27,757 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_74780a6c-3ed3-49c0-b69f-ab74817d72dc/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 -> 0eb318667e1d6febc35e9fd3cb18967d09fe2903 [2018-12-09 11:52:27,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 11:52:27,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 11:52:27,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 11:52:27,784 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 11:52:27,784 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 11:52:27,784 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0320a_true-unreach-call.c [2018-12-09 11:52:27,820 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/data/d926b23bc/b52a0154f1f84bab844169420642fd95/FLAG32883734d [2018-12-09 11:52:28,293 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 11:52:28,293 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/sv-benchmarks/c/float-newlib/float_req_bl_0320a_true-unreach-call.c [2018-12-09 11:52:28,298 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/data/d926b23bc/b52a0154f1f84bab844169420642fd95/FLAG32883734d [2018-12-09 11:52:28,307 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/data/d926b23bc/b52a0154f1f84bab844169420642fd95 [2018-12-09 11:52:28,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 11:52:28,309 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 11:52:28,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 11:52:28,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 11:52:28,312 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 11:52:28,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:52:28" (1/1) ... [2018-12-09 11:52:28,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f270acf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:28, skipping insertion in model container [2018-12-09 11:52:28,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:52:28" (1/1) ... [2018-12-09 11:52:28,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 11:52:28,338 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 11:52:28,529 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 11:52:28,547 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 11:52:28,596 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 11:52:28,618 INFO L195 MainTranslator]: Completed translation [2018-12-09 11:52:28,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:28 WrapperNode [2018-12-09 11:52:28,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 11:52:28,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 11:52:28,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 11:52:28,619 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 11:52:28,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:28" (1/1) ... [2018-12-09 11:52:28,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:28" (1/1) ... [2018-12-09 11:52:28,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 11:52:28,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 11:52:28,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 11:52:28,648 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 11:52:28,653 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:28" (1/1) ... [2018-12-09 11:52:28,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:28" (1/1) ... [2018-12-09 11:52:28,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:28" (1/1) ... [2018-12-09 11:52:28,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:28" (1/1) ... [2018-12-09 11:52:28,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:28" (1/1) ... [2018-12-09 11:52:28,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:28" (1/1) ... [2018-12-09 11:52:28,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:28" (1/1) ... [2018-12-09 11:52:28,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 11:52:28,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 11:52:28,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 11:52:28,706 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 11:52:28,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/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 [2018-12-09 11:52:28,746 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2018-12-09 11:52:28,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2018-12-09 11:52:28,746 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-12-09 11:52:28,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-12-09 11:52:28,746 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-09 11:52:28,746 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-09 11:52:28,746 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 11:52:28,746 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 11:52:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 11:52:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 11:52:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 11:52:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 11:52:28,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 11:52:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-09 11:52:28,747 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-09 11:52:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 11:52:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 11:52:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-12-09 11:52:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-12-09 11:52:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure cos_float [2018-12-09 11:52:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure cos_float [2018-12-09 11:52:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2018-12-09 11:52:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2018-12-09 11:52:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-12-09 11:52:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-12-09 11:52:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 11:52:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 11:52:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-09 11:52:28,749 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-09 11:52:28,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 11:52:28,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-09 11:52:28,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 11:52:29,484 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 11:52:29,485 INFO L280 CfgBuilder]: Removed 59 assue(true) statements. [2018-12-09 11:52:29,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:52:29 BoogieIcfgContainer [2018-12-09 11:52:29,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 11:52:29,486 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 11:52:29,486 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 11:52:29,489 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 11:52:29,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 11:52:28" (1/3) ... [2018-12-09 11:52:29,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@360eb0e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 11:52:29, skipping insertion in model container [2018-12-09 11:52:29,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:28" (2/3) ... [2018-12-09 11:52:29,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@360eb0e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 11:52:29, skipping insertion in model container [2018-12-09 11:52:29,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:52:29" (3/3) ... [2018-12-09 11:52:29,492 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320a_true-unreach-call.c [2018-12-09 11:52:29,501 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 11:52:29,507 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 11:52:29,522 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 11:52:29,548 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 11:52:29,549 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 11:52:29,549 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 11:52:29,549 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 11:52:29,549 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 11:52:29,549 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 11:52:29,549 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 11:52:29,549 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 11:52:29,565 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states. [2018-12-09 11:52:29,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 11:52:29,569 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:52:29,570 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:52:29,572 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:52:29,575 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:52:29,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1450478585, now seen corresponding path program 1 times [2018-12-09 11:52:29,577 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 11:52:29,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:52:29,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:52:29,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:52:29,608 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 11:52:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:52:29,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:52:29,740 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 11:52:29,740 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 11:52:29,740 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 11:52:29,744 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 11:52:29,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 11:52:29,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 11:52:29,754 INFO L87 Difference]: Start difference. First operand 268 states. Second operand 2 states. [2018-12-09 11:52:29,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:52:29,787 INFO L93 Difference]: Finished difference Result 528 states and 856 transitions. [2018-12-09 11:52:29,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 11:52:29,788 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-12-09 11:52:29,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:52:29,796 INFO L225 Difference]: With dead ends: 528 [2018-12-09 11:52:29,796 INFO L226 Difference]: Without dead ends: 264 [2018-12-09 11:52:29,799 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 [2018-12-09 11:52:29,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2018-12-09 11:52:29,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2018-12-09 11:52:29,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-12-09 11:52:29,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 360 transitions. [2018-12-09 11:52:29,835 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 360 transitions. Word has length 17 [2018-12-09 11:52:29,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:52:29,836 INFO L480 AbstractCegarLoop]: Abstraction has 264 states and 360 transitions. [2018-12-09 11:52:29,836 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 11:52:29,836 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 360 transitions. [2018-12-09 11:52:29,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 11:52:29,836 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:52:29,837 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:52:29,837 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:52:29,837 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:52:29,837 INFO L82 PathProgramCache]: Analyzing trace with hash -1540798509, now seen corresponding path program 1 times [2018-12-09 11:52:29,837 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 11:52:29,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:52:29,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:52:29,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:52:29,838 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 11:52:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:52:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:52:29,936 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 11:52:29,959 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084236 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-09 11:52:29,960 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084229 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-12-09 11:52:29,960 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084255 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-09 11:52:29,961 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084272 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-12-09 11:52:29,961 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084269 could not be translated for associated CType ARRAY#_3_~INT# [2018-12-09 11:52:29,961 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084227 could not be translated for associated CType ARRAY#_3_~INT# [2018-12-09 11:52:29,961 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084240 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-12-09 11:52:29,961 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084238 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-12-09 11:52:29,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 11:52:29 BoogieIcfgContainer [2018-12-09 11:52:29,974 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 11:52:29,974 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 11:52:29,975 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 11:52:29,975 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 11:52:29,975 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:52:29" (3/4) ... [2018-12-09 11:52:29,978 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 11:52:29,978 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 11:52:29,979 INFO L168 Benchmark]: Toolchain (without parser) took 1669.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 953.5 MB in the beginning and 923.1 MB in the end (delta: 30.4 MB). Peak memory consumption was 168.8 MB. Max. memory is 11.5 GB. [2018-12-09 11:52:29,980 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:52:29,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -162.2 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-09 11:52:29,980 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:52:29,981 INFO L168 Benchmark]: Boogie Preprocessor took 57.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-09 11:52:29,981 INFO L168 Benchmark]: RCFGBuilder took 779.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.8 MB in the end (delta: 124.0 MB). Peak memory consumption was 124.0 MB. Max. memory is 11.5 GB. [2018-12-09 11:52:29,981 INFO L168 Benchmark]: TraceAbstraction took 488.14 ms. Allocated memory is still 1.2 GB. Free memory was 984.8 MB in the beginning and 923.1 MB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 11.5 GB. [2018-12-09 11:52:29,982 INFO L168 Benchmark]: Witness Printer took 3.61 ms. Allocated memory is still 1.2 GB. Free memory is still 923.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:52:29,983 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 308.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -162.2 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 779.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.8 MB in the end (delta: 124.0 MB). Peak memory consumption was 124.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 488.14 ms. Allocated memory is still 1.2 GB. Free memory was 984.8 MB in the beginning and 923.1 MB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.61 ms. Allocated memory is still 1.2 GB. Free memory is still 923.1 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 1112084236 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084229 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084255 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084272 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084269 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084227 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084240 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084238 could not be translated for associated CType ARRAY#_32_~~__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 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)=1112084247, \old(C2_kcos)=1112084250, \old(C3_kcos)=1112084252, \old(C4_kcos)=1112084275, \old(C5_kcos)=1112084267, \old(C6_kcos)=1112084253, \old(half_ksin)=1112084242, \old(half_rempio)=1112084233, \old(huge_floor)=1112084266, \old(huge_scalbn)=1112084263, \old(init_jk_krempio)=null, \old(init_jk_krempio)=null, \old(invpio2_rempio)=1112084237, \old(npio2_hw_rempio)=null, \old(npio2_hw_rempio)=null, \old(one_cos)=1112084245, \old(one_kcos)=1112084256, \old(one_krempio)=1112084248, \old(pio2_1_rempio)=1112084254, \old(pio2_1t_rempio)=1112084232, \old(pio2_2_rempio)=1112084251, \old(pio2_2t_rempio)=1112084239, \old(pio2_3_rempio)=1112084243, \old(pio2_3t_rempio)=1112084231, \old(PIo2_krempio)=null, \old(PIo2_krempio)=null, \old(S1_ksin)=1112084258, \old(S2_ksin)=1112084241, \old(S3_ksin)=1112084228, \old(S4_ksin)=1112084257, \old(S5_ksin)=1112084261, \old(S6_ksin)=1112084234, \old(tiny_scalbn)=1112084249, \old(two25_scalbn)=1112084259, \old(two8_krempio)=1112084270, \old(two8_rempio)=1112084277, \old(two_over_pi_rempio)=null, \old(two_over_pi_rempio)=null, \old(twom25_scalbn)=1112084244, \old(twon8_krempio)=1112084264, \old(zero_krempio)=1112084265, \old(zero_rempio)=1112084271, 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={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084273:0}, 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={1112084235:0}, 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={1112084230:0}, 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={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084273:0}, 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={1112084235:0}, 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={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] [L607] CALL, EXPR cos_float(x) VAL [\old(x)=0, 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={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084273:0}, 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={1112084235:0}, 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={1112084230:0}, 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)=0, 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={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084273:0}, 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={1112084235:0}, 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={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={1112084274:0}, 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)=0, 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={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084273:0}, 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={1112084235:0}, 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={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={1112084274:0}, z=0, zero_krempio=0, zero_rempio=0] [L578] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=0, 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={1112084225:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={1112084273:0}, 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={1112084235:0}, 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={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={1112084274:0}, z=0, zero_krempio=0, zero_rempio=0] [L581] COND TRUE !((ix) < 0x7f800000L) [L582] return x - x; [L582] return x - x; VAL [\old(x)=0, 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={1112084225:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={1112084273:0}, 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={1112084235:0}, 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={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, 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)=1112084226, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084273:0}, 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={1112084235:0}, 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={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, 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={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084273:0}, 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={1112084235:0}, res=1112084226, 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={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, 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={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084273:0}, 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={1112084235:0}, res=1112084226, 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={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, 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, 0.0s 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 [2018-12-09 11:52:31,427 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 11:52:31,428 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 11:52:31,434 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 11:52:31,435 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 11:52:31,435 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 11:52:31,436 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 11:52:31,436 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 11:52:31,437 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 11:52:31,437 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 11:52:31,438 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 11:52:31,438 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 11:52:31,438 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 11:52:31,439 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 11:52:31,439 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 11:52:31,440 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 11:52:31,440 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 11:52:31,441 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 11:52:31,442 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 11:52:31,443 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 11:52:31,443 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 11:52:31,444 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 11:52:31,445 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 11:52:31,445 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 11:52:31,445 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 11:52:31,445 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 11:52:31,446 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 11:52:31,446 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 11:52:31,447 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 11:52:31,447 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 11:52:31,447 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 11:52:31,447 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 11:52:31,448 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 11:52:31,448 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 11:52:31,448 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 11:52:31,448 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 11:52:31,449 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 11:52:31,456 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 11:52:31,456 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 11:52:31,456 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 11:52:31,457 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 11:52:31,457 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 11:52:31,457 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 11:52:31,457 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 11:52:31,457 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 11:52:31,457 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 11:52:31,457 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 11:52:31,458 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 11:52:31,458 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 11:52:31,458 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 11:52:31,458 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 11:52:31,458 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 11:52:31,458 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 11:52:31,458 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 11:52:31,458 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 11:52:31,458 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 11:52:31,458 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 11:52:31,458 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 11:52:31,459 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 11:52:31,459 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 11:52:31,459 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 11:52:31,459 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 11:52:31,459 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 11:52:31,459 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 11:52:31,459 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 11:52:31,459 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 11:52:31,459 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 11:52:31,459 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 11:52:31,459 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 11:52:31,460 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 11:52:31,460 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 11:52:31,460 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 11:52:31,460 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_74780a6c-3ed3-49c0-b69f-ab74817d72dc/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 -> 0eb318667e1d6febc35e9fd3cb18967d09fe2903 [2018-12-09 11:52:31,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 11:52:31,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 11:52:31,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 11:52:31,491 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 11:52:31,492 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 11:52:31,492 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0320a_true-unreach-call.c [2018-12-09 11:52:31,530 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/data/6b5c9264a/3428920345ad4743b6a0e83b3cc43f35/FLAGcbc7108ce [2018-12-09 11:52:31,953 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 11:52:31,954 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/sv-benchmarks/c/float-newlib/float_req_bl_0320a_true-unreach-call.c [2018-12-09 11:52:31,959 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/data/6b5c9264a/3428920345ad4743b6a0e83b3cc43f35/FLAGcbc7108ce [2018-12-09 11:52:31,967 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/data/6b5c9264a/3428920345ad4743b6a0e83b3cc43f35 [2018-12-09 11:52:31,969 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 11:52:31,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 11:52:31,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 11:52:31,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 11:52:31,972 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 11:52:31,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:52:31" (1/1) ... [2018-12-09 11:52:31,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@763541ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:31, skipping insertion in model container [2018-12-09 11:52:31,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:52:31" (1/1) ... [2018-12-09 11:52:31,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 11:52:31,999 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 11:52:32,175 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 11:52:32,199 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 11:52:32,297 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 11:52:32,322 INFO L195 MainTranslator]: Completed translation [2018-12-09 11:52:32,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:32 WrapperNode [2018-12-09 11:52:32,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 11:52:32,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 11:52:32,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 11:52:32,323 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 11:52:32,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:32" (1/1) ... [2018-12-09 11:52:32,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:32" (1/1) ... [2018-12-09 11:52:32,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 11:52:32,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 11:52:32,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 11:52:32,349 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 11:52:32,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:32" (1/1) ... [2018-12-09 11:52:32,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:32" (1/1) ... [2018-12-09 11:52:32,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:32" (1/1) ... [2018-12-09 11:52:32,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:32" (1/1) ... [2018-12-09 11:52:32,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:32" (1/1) ... [2018-12-09 11:52:32,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:32" (1/1) ... [2018-12-09 11:52:32,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:32" (1/1) ... [2018-12-09 11:52:32,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 11:52:32,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 11:52:32,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 11:52:32,406 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 11:52:32,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/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 [2018-12-09 11:52:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2018-12-09 11:52:32,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2018-12-09 11:52:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-12-09 11:52:32,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-12-09 11:52:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-09 11:52:32,440 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-09 11:52:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-09 11:52:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 11:52:32,440 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 11:52:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-09 11:52:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 11:52:32,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 11:52:32,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 11:52:32,441 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-09 11:52:32,441 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-09 11:52:32,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 11:52:32,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 11:52:32,441 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-12-09 11:52:32,441 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-12-09 11:52:32,441 INFO L130 BoogieDeclarations]: Found specification of procedure cos_float [2018-12-09 11:52:32,441 INFO L138 BoogieDeclarations]: Found implementation of procedure cos_float [2018-12-09 11:52:32,441 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2018-12-09 11:52:32,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2018-12-09 11:52:32,441 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-12-09 11:52:32,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-12-09 11:52:32,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 11:52:32,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 11:52:32,442 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-09 11:52:32,442 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-09 11:52:32,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 11:52:32,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 11:52:32,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 11:52:32,612 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:37,551 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:39,908 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:39,963 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:40,108 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:40,257 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:40,265 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:42,704 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:42,763 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:43,122 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:43,309 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:43,401 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:43,411 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:43,509 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:43,699 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:43,720 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:43,829 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:43,851 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:44,109 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:44,239 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:44,258 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:50,963 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:50,973 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:52,801 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:52,863 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:52,871 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:52,893 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:53,131 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:53,141 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:53,149 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:53,165 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:53,174 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:53,276 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:53,407 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:53,530 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:54,159 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:56,232 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:56,258 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:56,267 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:56,399 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:56,611 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 11:52:56,669 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 11:52:56,669 INFO L280 CfgBuilder]: Removed 59 assue(true) statements. [2018-12-09 11:52:56,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:52:56 BoogieIcfgContainer [2018-12-09 11:52:56,670 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 11:52:56,671 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 11:52:56,671 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 11:52:56,673 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 11:52:56,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 11:52:31" (1/3) ... [2018-12-09 11:52:56,673 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b40840 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 11:52:56, skipping insertion in model container [2018-12-09 11:52:56,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:32" (2/3) ... [2018-12-09 11:52:56,673 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b40840 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 11:52:56, skipping insertion in model container [2018-12-09 11:52:56,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:52:56" (3/3) ... [2018-12-09 11:52:56,675 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320a_true-unreach-call.c [2018-12-09 11:52:56,681 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 11:52:56,686 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 11:52:56,695 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 11:52:56,716 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 11:52:56,716 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 11:52:56,716 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 11:52:56,716 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 11:52:56,716 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 11:52:56,716 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 11:52:56,716 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 11:52:56,716 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 11:52:56,717 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 11:52:56,733 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states. [2018-12-09 11:52:56,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 11:52:56,737 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:52:56,737 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:52:56,739 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:52:56,742 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:52:56,742 INFO L82 PathProgramCache]: Analyzing trace with hash -1450478585, now seen corresponding path program 1 times [2018-12-09 11:52:56,746 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 11:52:56,746 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/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 [2018-12-09 11:52:56,750 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:52:56,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:52:56,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:52:56,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:52:56,986 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 11:52:56,998 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 11:52:56,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 11:52:57,000 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 11:52:57,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 11:52:57,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 11:52:57,010 INFO L87 Difference]: Start difference. First operand 268 states. Second operand 2 states. [2018-12-09 11:52:57,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:52:57,049 INFO L93 Difference]: Finished difference Result 528 states and 856 transitions. [2018-12-09 11:52:57,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 11:52:57,050 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-12-09 11:52:57,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:52:57,058 INFO L225 Difference]: With dead ends: 528 [2018-12-09 11:52:57,058 INFO L226 Difference]: Without dead ends: 264 [2018-12-09 11:52:57,062 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 [2018-12-09 11:52:57,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2018-12-09 11:52:57,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2018-12-09 11:52:57,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-12-09 11:52:57,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 360 transitions. [2018-12-09 11:52:57,099 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 360 transitions. Word has length 17 [2018-12-09 11:52:57,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:52:57,099 INFO L480 AbstractCegarLoop]: Abstraction has 264 states and 360 transitions. [2018-12-09 11:52:57,099 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 11:52:57,099 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 360 transitions. [2018-12-09 11:52:57,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 11:52:57,100 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:52:57,100 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:52:57,100 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:52:57,100 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:52:57,100 INFO L82 PathProgramCache]: Analyzing trace with hash -1540798509, now seen corresponding path program 1 times [2018-12-09 11:52:57,101 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 11:52:57,101 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/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 [2018-12-09 11:52:57,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:52:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:52:57,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:52:57,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:52:57,394 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 11:52:57,404 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 11:52:57,404 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 11:52:57,406 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 11:52:57,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 11:52:57,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 11:52:57,406 INFO L87 Difference]: Start difference. First operand 264 states and 360 transitions. Second operand 7 states. [2018-12-09 11:52:57,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:52:57,727 INFO L93 Difference]: Finished difference Result 270 states and 365 transitions. [2018-12-09 11:52:57,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 11:52:57,728 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2018-12-09 11:52:57,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:52:57,728 INFO L225 Difference]: With dead ends: 270 [2018-12-09 11:52:57,728 INFO L226 Difference]: Without dead ends: 34 [2018-12-09 11:52:57,729 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 [2018-12-09 11:52:57,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-12-09 11:52:57,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2018-12-09 11:52:57,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-12-09 11:52:57,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 37 transitions. [2018-12-09 11:52:57,732 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 37 transitions. Word has length 18 [2018-12-09 11:52:57,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:52:57,732 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 37 transitions. [2018-12-09 11:52:57,732 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 11:52:57,732 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2018-12-09 11:52:57,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 11:52:57,732 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:52:57,732 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] [2018-12-09 11:52:57,732 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:52:57,732 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:52:57,733 INFO L82 PathProgramCache]: Analyzing trace with hash -600212466, now seen corresponding path program 1 times [2018-12-09 11:52:57,733 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 11:52:57,733 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/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 [2018-12-09 11:52:57,736 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:52:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:52:57,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:52:58,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:52:58,010 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 11:52:58,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 11:52:58,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 11:52:58,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 11:52:58,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 11:52:58,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-09 11:52:58,021 INFO L87 Difference]: Start difference. First operand 34 states and 37 transitions. Second operand 8 states. [2018-12-09 11:53:02,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:53:02,533 INFO L93 Difference]: Finished difference Result 45 states and 47 transitions. [2018-12-09 11:53:02,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 11:53:02,534 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2018-12-09 11:53:02,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:53:02,535 INFO L225 Difference]: With dead ends: 45 [2018-12-09 11:53:02,535 INFO L226 Difference]: Without dead ends: 36 [2018-12-09 11:53:02,536 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2018-12-09 11:53:02,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-12-09 11:53:02,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 34. [2018-12-09 11:53:02,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-12-09 11:53:02,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 36 transitions. [2018-12-09 11:53:02,539 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 36 transitions. Word has length 27 [2018-12-09 11:53:02,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:53:02,539 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 36 transitions. [2018-12-09 11:53:02,539 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 11:53:02,539 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2018-12-09 11:53:02,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 11:53:02,540 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:53:02,540 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] [2018-12-09 11:53:02,540 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:53:02,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:53:02,540 INFO L82 PathProgramCache]: Analyzing trace with hash -1209322090, now seen corresponding path program 1 times [2018-12-09 11:53:02,541 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 11:53:02,541 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/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 [2018-12-09 11:53:02,545 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:53:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:53:03,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:53:03,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:53:03,461 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 11:53:03,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 11:53:03,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 11:53:03,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 11:53:03,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 11:53:03,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-09 11:53:03,478 INFO L87 Difference]: Start difference. First operand 34 states and 36 transitions. Second operand 9 states. [2018-12-09 11:53:14,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:53:14,251 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions. [2018-12-09 11:53:14,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 11:53:14,284 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2018-12-09 11:53:14,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:53:14,284 INFO L225 Difference]: With dead ends: 34 [2018-12-09 11:53:14,284 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 11:53:14,284 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 [2018-12-09 11:53:14,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 11:53:14,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 11:53:14,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 11:53:14,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 11:53:14,285 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2018-12-09 11:53:14,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:53:14,285 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 11:53:14,285 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 11:53:14,285 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 11:53:14,286 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 11:53:14,289 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 11:53:14,631 INFO L448 ceAbstractionStarter]: For program point L539(lines 539 542) no Hoare annotation was computed. [2018-12-09 11:53:14,631 INFO L448 ceAbstractionStarter]: For program point L539-2(lines 539 542) no Hoare annotation was computed. [2018-12-09 11:53:14,631 INFO L448 ceAbstractionStarter]: For program point L533-1(lines 533 537) no Hoare annotation was computed. [2018-12-09 11:53:14,631 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)) [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point L533-3(lines 533 537) no Hoare annotation was computed. [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point L550(lines 550 558) no Hoare annotation was computed. [2018-12-09 11:53:14,632 INFO L451 ceAbstractionStarter]: At program point __kernel_cosfENTRY(lines 530 563) the Hoare annotation is: true [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 541) no Hoare annotation was computed. [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point __kernel_cosfFINAL(lines 530 563) no Hoare annotation was computed. [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 553 557) no Hoare annotation was computed. [2018-12-09 11:53:14,632 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|)))) [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point L553-3(lines 550 558) no Hoare annotation was computed. [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 562) no Hoare annotation was computed. [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point __kernel_cosfEXIT(lines 530 563) no Hoare annotation was computed. [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 11:53:14,632 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point L316-2(lines 316 320) no Hoare annotation was computed. [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point L217(lines 169 339) no Hoare annotation was computed. [2018-12-09 11:53:14,632 INFO L451 ceAbstractionStarter]: At program point L316-3(lines 316 320) the Hoare annotation is: true [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point L316-4(lines 316 320) no Hoare annotation was computed. [2018-12-09 11:53:14,632 INFO L448 ceAbstractionStarter]: For program point L184-2(lines 184 185) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L451 ceAbstractionStarter]: At program point __kernel_rem_pio2fENTRY(lines 168 339) the Hoare annotation is: true [2018-12-09 11:53:14,633 INFO L451 ceAbstractionStarter]: At program point L184-3(lines 184 185) the Hoare annotation is: true [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L184-4(lines 184 185) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L300-2(lines 300 301) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L451 ceAbstractionStarter]: At program point L300-3(lines 300 301) the Hoare annotation is: true [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L300-4(lines 297 337) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L185-2(line 185) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L285(line 285) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L252-1(lines 252 253) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L252-3(lines 252 253) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L451 ceAbstractionStarter]: At program point L252-4(lines 252 253) the Hoare annotation is: true [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L252-5(lines 252 253) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L269-1(lines 269 272) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L451 ceAbstractionStarter]: At program point L203(line 203) the Hoare annotation is: true [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L203-1(line 203) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L451 ceAbstractionStarter]: At program point L269-3(lines 269 272) the Hoare annotation is: true [2018-12-09 11:53:14,633 INFO L448 ceAbstractionStarter]: For program point L286-2(lines 286 289) no Hoare annotation was computed. [2018-12-09 11:53:14,633 INFO L451 ceAbstractionStarter]: At program point L286-3(lines 286 289) the Hoare annotation is: true [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L220-2(lines 220 229) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L286-4(lines 286 289) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L187-2(lines 187 191) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L451 ceAbstractionStarter]: At program point L220-3(lines 220 229) the Hoare annotation is: true [2018-12-09 11:53:14,634 INFO L451 ceAbstractionStarter]: At program point L187-3(lines 187 191) the Hoare annotation is: true [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L220-4(lines 217 245) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L187-4(lines 187 191) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L188-2(lines 188 189) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L451 ceAbstractionStarter]: At program point L188-3(lines 188 189) the Hoare annotation is: true [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L188-4(lines 188 189) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L304(line 304) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L304-2(line 304) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L321-2(lines 321 325) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L451 ceAbstractionStarter]: At program point L321-3(lines 321 325) the Hoare annotation is: true [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L255-2(lines 255 260) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L321-4(lines 321 325) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L451 ceAbstractionStarter]: At program point L255-3(lines 255 260) the Hoare annotation is: true [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L255-4(lines 255 260) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L305(line 305) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 226) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L207(lines 207 215) no Hoare annotation was computed. [2018-12-09 11:53:14,634 INFO L448 ceAbstractionStarter]: For program point L257-2(lines 257 258) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L451 ceAbstractionStarter]: At program point L257-3(lines 257 258) the Hoare annotation is: true [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L257-4(lines 257 258) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L451 ceAbstractionStarter]: At program point L274(line 274) the Hoare annotation is: true [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L274-1(line 274) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 308) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L451 ceAbstractionStarter]: At program point L307-3(lines 307 308) the Hoare annotation is: true [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L307-4(lines 297 337) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L291-2(lines 291 295) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L451 ceAbstractionStarter]: At program point L291-3(lines 291 295) the Hoare annotation is: true [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L291-4(lines 291 295) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 282) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L242(lines 242 243) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L451 ceAbstractionStarter]: At program point L275-2(lines 266 283) the Hoare annotation is: true [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L292-2(lines 292 293) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L451 ceAbstractionStarter]: At program point L292-3(lines 292 293) the Hoare annotation is: true [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L292-4(lines 292 293) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L309-1(line 309) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L451 ceAbstractionStarter]: At program point L243(line 243) the Hoare annotation is: true [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L243-1(line 243) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L326-2(lines 326 327) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L451 ceAbstractionStarter]: At program point L326-3(lines 326 327) the Hoare annotation is: true [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L326-4(lines 297 337) no Hoare annotation was computed. [2018-12-09 11:53:14,635 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 179) no Hoare annotation was computed. [2018-12-09 11:53:14,636 INFO L448 ceAbstractionStarter]: For program point L178-2(lines 178 179) no Hoare annotation was computed. [2018-12-09 11:53:14,636 INFO L448 ceAbstractionStarter]: For program point L311-2(lines 311 312) no Hoare annotation was computed. [2018-12-09 11:53:14,636 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 215) no Hoare annotation was computed. [2018-12-09 11:53:14,636 INFO L451 ceAbstractionStarter]: At program point L311-3(lines 311 312) the Hoare annotation is: true [2018-12-09 11:53:14,636 INFO L448 ceAbstractionStarter]: For program point L311-4(lines 297 337) no Hoare annotation was computed. [2018-12-09 11:53:14,636 INFO L451 ceAbstractionStarter]: At program point L262(lines 169 339) the Hoare annotation is: true [2018-12-09 11:53:14,636 INFO L448 ceAbstractionStarter]: For program point L196-2(lines 196 200) no Hoare annotation was computed. [2018-12-09 11:53:14,636 INFO L451 ceAbstractionStarter]: At program point L196-3(lines 196 200) the Hoare annotation is: true [2018-12-09 11:53:14,636 INFO L451 ceAbstractionStarter]: At program point L196-4(lines 196 200) the Hoare annotation is: true [2018-12-09 11:53:14,636 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fEXIT(lines 168 339) no Hoare annotation was computed. [2018-12-09 11:53:14,636 INFO L448 ceAbstractionStarter]: For program point L230-1(lines 217 245) no Hoare annotation was computed. [2018-12-09 11:53:14,636 INFO L448 ceAbstractionStarter]: For program point L313-1(line 313) no Hoare annotation was computed. [2018-12-09 11:53:14,636 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 215) no Hoare annotation was computed. [2018-12-09 11:53:14,636 INFO L448 ceAbstractionStarter]: For program point L247-1(lines 169 339) no Hoare annotation was computed. [2018-12-09 11:53:14,636 INFO L448 ceAbstractionStarter]: For program point L214-2(lines 169 339) no Hoare annotation was computed. [2018-12-09 11:53:14,636 INFO L451 ceAbstractionStarter]: At program point L297(lines 297 337) the Hoare annotation is: true [2018-12-09 11:53:14,636 INFO L451 ceAbstractionStarter]: At program point L231(lines 231 238) the Hoare annotation is: true [2018-12-09 11:53:14,636 INFO L448 ceAbstractionStarter]: For program point L298(line 298) no Hoare annotation was computed. [2018-12-09 11:53:14,636 INFO L448 ceAbstractionStarter]: For program point L232(line 232) no Hoare annotation was computed. [2018-12-09 11:53:14,637 INFO L448 ceAbstractionStarter]: For program point L315(line 315) no Hoare annotation was computed. [2018-12-09 11:53:14,637 INFO L448 ceAbstractionStarter]: For program point L249-2(lines 249 250) no Hoare annotation was computed. [2018-12-09 11:53:14,637 INFO L451 ceAbstractionStarter]: At program point L249-3(lines 249 250) the Hoare annotation is: true [2018-12-09 11:53:14,637 INFO L448 ceAbstractionStarter]: For program point L249-4(lines 247 264) no Hoare annotation was computed. [2018-12-09 11:53:14,637 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fFINAL(lines 168 339) no Hoare annotation was computed. [2018-12-09 11:53:14,637 INFO L448 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 139 152) no Hoare annotation was computed. [2018-12-09 11:53:14,637 INFO L448 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 139 152) no Hoare annotation was computed. [2018-12-09 11:53:14,637 INFO L451 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 139 152) the Hoare annotation is: true [2018-12-09 11:53:14,637 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 150) no Hoare annotation was computed. [2018-12-09 11:53:14,637 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 139 152) no Hoare annotation was computed. [2018-12-09 11:53:14,637 INFO L448 ceAbstractionStarter]: For program point L146-2(lines 146 150) no Hoare annotation was computed. [2018-12-09 11:53:14,637 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 141 145) no Hoare annotation was computed. [2018-12-09 11:53:14,638 INFO L451 ceAbstractionStarter]: At program point L141-2(lines 141 145) the Hoare annotation is: true [2018-12-09 11:53:14,638 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 35) no Hoare annotation was computed. [2018-12-09 11:53:14,638 INFO L448 ceAbstractionStarter]: For program point L48(lines 48 51) no Hoare annotation was computed. [2018-12-09 11:53:14,638 INFO L448 ceAbstractionStarter]: For program point L28(lines 28 52) no Hoare annotation was computed. [2018-12-09 11:53:14,638 INFO L448 ceAbstractionStarter]: For program point L53(lines 53 57) no Hoare annotation was computed. [2018-12-09 11:53:14,638 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 18 59) no Hoare annotation was computed. [2018-12-09 11:53:14,638 INFO L448 ceAbstractionStarter]: For program point L53-2(lines 53 57) no Hoare annotation was computed. [2018-12-09 11:53:14,638 INFO L448 ceAbstractionStarter]: For program point L41(lines 41 45) no Hoare annotation was computed. [2018-12-09 11:53:14,638 INFO L448 ceAbstractionStarter]: For program point L33(lines 33 35) no Hoare annotation was computed. [2018-12-09 11:53:14,638 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 46) no Hoare annotation was computed. [2018-12-09 11:53:14,638 INFO L448 ceAbstractionStarter]: For program point floor_floatEXIT(lines 18 59) no Hoare annotation was computed. [2018-12-09 11:53:14,638 INFO L448 ceAbstractionStarter]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2018-12-09 11:53:14,638 INFO L451 ceAbstractionStarter]: At program point L21-2(lines 21 25) the Hoare annotation is: true [2018-12-09 11:53:14,639 INFO L448 ceAbstractionStarter]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2018-12-09 11:53:14,639 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 43) no Hoare annotation was computed. [2018-12-09 11:53:14,639 INFO L448 ceAbstractionStarter]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2018-12-09 11:53:14,639 INFO L448 ceAbstractionStarter]: For program point floor_floatFINAL(lines 18 59) no Hoare annotation was computed. [2018-12-09 11:53:14,639 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 36) no Hoare annotation was computed. [2018-12-09 11:53:14,639 INFO L451 ceAbstractionStarter]: At program point floor_floatENTRY(lines 18 59) the Hoare annotation is: true [2018-12-09 11:53:14,639 INFO L448 ceAbstractionStarter]: For program point L39(lines 39 40) no Hoare annotation was computed. [2018-12-09 11:53:14,639 INFO L448 ceAbstractionStarter]: For program point cos_floatEXIT(lines 567 597) no Hoare annotation was computed. [2018-12-09 11:53:14,639 INFO L448 ceAbstractionStarter]: For program point L593(line 593) no Hoare annotation was computed. [2018-12-09 11:53:14,639 INFO L448 ceAbstractionStarter]: For program point L591(line 591) no Hoare annotation was computed. [2018-12-09 11:53:14,639 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-09 11:53:14,639 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-12-09 11:53:14,640 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|))))) [2018-12-09 11:53:14,640 INFO L448 ceAbstractionStarter]: For program point L585-1(line 585) no Hoare annotation was computed. [2018-12-09 11:53:14,640 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 596) no Hoare annotation was computed. [2018-12-09 11:53:14,640 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))) [2018-12-09 11:53:14,640 INFO L448 ceAbstractionStarter]: For program point L579-1(line 579) no Hoare annotation was computed. [2018-12-09 11:53:14,640 INFO L451 ceAbstractionStarter]: At program point cos_floatENTRY(lines 567 597) the Hoare annotation is: true [2018-12-09 11:53:14,640 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2018-12-09 11:53:14,640 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)) [2018-12-09 11:53:14,640 INFO L448 ceAbstractionStarter]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2018-12-09 11:53:14,640 INFO L448 ceAbstractionStarter]: For program point cos_floatFINAL(lines 567 597) no Hoare annotation was computed. [2018-12-09 11:53:14,641 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|))))) [2018-12-09 11:53:14,641 INFO L448 ceAbstractionStarter]: For program point L594-1(line 594) no Hoare annotation was computed. [2018-12-09 11:53:14,641 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|))))) [2018-12-09 11:53:14,641 INFO L448 ceAbstractionStarter]: For program point L592-1(line 592) no Hoare annotation was computed. [2018-12-09 11:53:14,641 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|))))) [2018-12-09 11:53:14,641 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-12-09 11:53:14,641 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|))))) [2018-12-09 11:53:14,641 INFO L448 ceAbstractionStarter]: For program point L588-1(line 588) no Hoare annotation was computed. [2018-12-09 11:53:14,642 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 595) no Hoare annotation was computed. [2018-12-09 11:53:14,642 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 596) no Hoare annotation was computed. [2018-12-09 11:53:14,642 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 66 70) no Hoare annotation was computed. [2018-12-09 11:53:14,642 INFO L451 ceAbstractionStarter]: At program point L66-2(lines 66 70) the Hoare annotation is: true [2018-12-09 11:53:14,642 INFO L448 ceAbstractionStarter]: For program point copysign_floatEXIT(lines 64 82) no Hoare annotation was computed. [2018-12-09 11:53:14,642 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 75) no Hoare annotation was computed. [2018-12-09 11:53:14,642 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 64 82) no Hoare annotation was computed. [2018-12-09 11:53:14,642 INFO L451 ceAbstractionStarter]: At program point copysign_floatENTRY(lines 64 82) the Hoare annotation is: true [2018-12-09 11:53:14,642 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 80) no Hoare annotation was computed. [2018-12-09 11:53:14,642 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 64 82) no Hoare annotation was computed. [2018-12-09 11:53:14,642 INFO L448 ceAbstractionStarter]: For program point L76-2(lines 76 80) no Hoare annotation was computed. [2018-12-09 11:53:14,642 INFO L448 ceAbstractionStarter]: For program point copysign_floatFINAL(lines 64 82) no Hoare annotation was computed. [2018-12-09 11:53:14,642 INFO L448 ceAbstractionStarter]: For program point L512(lines 512 515) no Hoare annotation was computed. [2018-12-09 11:53:14,642 INFO L448 ceAbstractionStarter]: For program point L512-2(lines 512 515) no Hoare annotation was computed. [2018-12-09 11:53:14,643 INFO L448 ceAbstractionStarter]: For program point L506-1(lines 506 510) no Hoare annotation was computed. [2018-12-09 11:53:14,643 INFO L451 ceAbstractionStarter]: At program point L506-2(lines 506 510) the Hoare annotation is: true [2018-12-09 11:53:14,643 INFO L448 ceAbstractionStarter]: For program point L506-3(lines 506 510) no Hoare annotation was computed. [2018-12-09 11:53:14,643 INFO L448 ceAbstractionStarter]: For program point __kernel_sinfEXIT(lines 503 523) no Hoare annotation was computed. [2018-12-09 11:53:14,643 INFO L448 ceAbstractionStarter]: For program point L519(lines 519 522) no Hoare annotation was computed. [2018-12-09 11:53:14,643 INFO L448 ceAbstractionStarter]: For program point L513(lines 513 514) no Hoare annotation was computed. [2018-12-09 11:53:14,643 INFO L451 ceAbstractionStarter]: At program point __kernel_sinfENTRY(lines 503 523) the Hoare annotation is: true [2018-12-09 11:53:14,643 INFO L448 ceAbstractionStarter]: For program point __kernel_sinfFINAL(lines 503 523) no Hoare annotation was computed. [2018-12-09 11:53:14,643 INFO L448 ceAbstractionStarter]: For program point L481-2(lines 481 484) no Hoare annotation was computed. [2018-12-09 11:53:14,643 INFO L451 ceAbstractionStarter]: At program point L481-3(lines 481 484) the Hoare annotation is: true [2018-12-09 11:53:14,643 INFO L448 ceAbstractionStarter]: For program point L481-4(lines 481 484) no Hoare annotation was computed. [2018-12-09 11:53:14,643 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fEXIT(lines 380 496) no Hoare annotation was computed. [2018-12-09 11:53:14,643 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 459) no Hoare annotation was computed. [2018-12-09 11:53:14,643 INFO L448 ceAbstractionStarter]: For program point L440-1(lines 428 460) no Hoare annotation was computed. [2018-12-09 11:53:14,644 INFO L448 ceAbstractionStarter]: For program point L490(lines 490 494) no Hoare annotation was computed. [2018-12-09 11:53:14,644 INFO L448 ceAbstractionStarter]: For program point L400(lines 400 407) no Hoare annotation was computed. [2018-12-09 11:53:14,644 INFO L448 ceAbstractionStarter]: For program point L400-2(lines 400 407) no Hoare annotation was computed. [2018-12-09 11:53:14,644 INFO L448 ceAbstractionStarter]: For program point L392(lines 392 396) no Hoare annotation was computed. [2018-12-09 11:53:14,644 INFO L448 ceAbstractionStarter]: For program point L434-1(lines 434 438) no Hoare annotation was computed. [2018-12-09 11:53:14,644 INFO L451 ceAbstractionStarter]: At program point L434-2(lines 434 438) the Hoare annotation is: true [2018-12-09 11:53:14,644 INFO L448 ceAbstractionStarter]: For program point L434-3(lines 434 438) no Hoare annotation was computed. [2018-12-09 11:53:14,644 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fFINAL(lines 380 496) no Hoare annotation was computed. [2018-12-09 11:53:14,644 INFO L448 ceAbstractionStarter]: For program point L476-1(lines 476 480) no Hoare annotation was computed. [2018-12-09 11:53:14,644 INFO L451 ceAbstractionStarter]: At program point L476-2(lines 476 480) the Hoare annotation is: true [2018-12-09 11:53:14,644 INFO L448 ceAbstractionStarter]: For program point L476-3(lines 476 480) no Hoare annotation was computed. [2018-12-09 11:53:14,644 INFO L451 ceAbstractionStarter]: At program point __ieee754_rem_pio2fENTRY(lines 380 496) the Hoare annotation is: true [2018-12-09 11:53:14,644 INFO L448 ceAbstractionStarter]: For program point L452(lines 452 458) no Hoare annotation was computed. [2018-12-09 11:53:14,644 INFO L448 ceAbstractionStarter]: For program point L386-1(lines 386 390) no Hoare annotation was computed. [2018-12-09 11:53:14,645 INFO L451 ceAbstractionStarter]: At program point L386-2(lines 386 390) the Hoare annotation is: true [2018-12-09 11:53:14,645 INFO L448 ceAbstractionStarter]: For program point L386-3(lines 386 390) no Hoare annotation was computed. [2018-12-09 11:53:14,645 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 418) no Hoare annotation was computed. [2018-12-09 11:53:14,645 INFO L448 ceAbstractionStarter]: For program point L411-2(lines 411 418) no Hoare annotation was computed. [2018-12-09 11:53:14,645 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-12-09 11:53:14,645 INFO L448 ceAbstractionStarter]: For program point L428-2(lines 428 460) no Hoare annotation was computed. [2018-12-09 11:53:14,645 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 473) no Hoare annotation was computed. [2018-12-09 11:53:14,645 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 467) no Hoare annotation was computed. [2018-12-09 11:53:14,645 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 487 488) no Hoare annotation was computed. [2018-12-09 11:53:14,645 INFO L451 ceAbstractionStarter]: At program point L487-3(lines 487 488) the Hoare annotation is: true [2018-12-09 11:53:14,645 INFO L451 ceAbstractionStarter]: At program point L487-4(lines 487 488) the Hoare annotation is: true [2018-12-09 11:53:14,645 INFO L448 ceAbstractionStarter]: For program point L446-1(lines 446 450) no Hoare annotation was computed. [2018-12-09 11:53:14,645 INFO L451 ceAbstractionStarter]: At program point L446-2(lines 446 450) the Hoare annotation is: true [2018-12-09 11:53:14,645 INFO L448 ceAbstractionStarter]: For program point L446-3(lines 446 450) no Hoare annotation was computed. [2018-12-09 11:53:14,646 INFO L448 ceAbstractionStarter]: For program point L397(lines 397 421) no Hoare annotation was computed. [2018-12-09 11:53:14,646 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 468) no Hoare annotation was computed. [2018-12-09 11:53:14,646 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 420) no Hoare annotation was computed. [2018-12-09 11:53:14,646 INFO L448 ceAbstractionStarter]: For program point L489(line 489) no Hoare annotation was computed. [2018-12-09 11:53:14,646 INFO L451 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2018-12-09 11:53:14,646 INFO L448 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-12-09 11:53:14,646 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 11:53:14,646 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))) [2018-12-09 11:53:14,646 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 11:53:14,646 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 11:53:14,646 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)))) (= (_ +zero 8 24) main_~x~0)) [2018-12-09 11:53:14,646 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 611) no Hoare annotation was computed. [2018-12-09 11:53:14,646 INFO L448 ceAbstractionStarter]: For program point L607-1(line 607) no Hoare annotation was computed. [2018-12-09 11:53:14,647 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 599 616) the Hoare annotation is: true [2018-12-09 11:53:14,647 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 599 616) no Hoare annotation was computed. [2018-12-09 11:53:14,647 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 599 616) no Hoare annotation was computed. [2018-12-09 11:53:14,647 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-09 11:53:14,647 INFO L448 ceAbstractionStarter]: For program point L610(lines 610 613) no Hoare annotation was computed. [2018-12-09 11:53:14,647 INFO L448 ceAbstractionStarter]: For program point L126(lines 126 129) no Hoare annotation was computed. [2018-12-09 11:53:14,647 INFO L448 ceAbstractionStarter]: For program point L118-1(lines 118 122) no Hoare annotation was computed. [2018-12-09 11:53:14,647 INFO L451 ceAbstractionStarter]: At program point L118-2(lines 118 122) the Hoare annotation is: true [2018-12-09 11:53:14,647 INFO L448 ceAbstractionStarter]: For program point L118-3(lines 118 122) no Hoare annotation was computed. [2018-12-09 11:53:14,647 INFO L451 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: true [2018-12-09 11:53:14,647 INFO L448 ceAbstractionStarter]: For program point L127-1(line 127) no Hoare annotation was computed. [2018-12-09 11:53:14,647 INFO L448 ceAbstractionStarter]: For program point L115(lines 115 116) no Hoare annotation was computed. [2018-12-09 11:53:14,647 INFO L448 ceAbstractionStarter]: For program point L111(lines 111 112) no Hoare annotation was computed. [2018-12-09 11:53:14,647 INFO L448 ceAbstractionStarter]: For program point scalbn_floatFINAL(lines 88 138) no Hoare annotation was computed. [2018-12-09 11:53:14,648 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 113) no Hoare annotation was computed. [2018-12-09 11:53:14,648 INFO L448 ceAbstractionStarter]: For program point L103-2(lines 103 113) no Hoare annotation was computed. [2018-12-09 11:53:14,648 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 100) no Hoare annotation was computed. [2018-12-09 11:53:14,648 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2018-12-09 11:53:14,648 INFO L451 ceAbstractionStarter]: At program point L132-2(lines 132 136) the Hoare annotation is: true [2018-12-09 11:53:14,648 INFO L448 ceAbstractionStarter]: For program point L132-3(lines 132 136) no Hoare annotation was computed. [2018-12-09 11:53:14,648 INFO L451 ceAbstractionStarter]: At program point L116(line 116) the Hoare annotation is: true [2018-12-09 11:53:14,648 INFO L448 ceAbstractionStarter]: For program point L116-1(line 116) no Hoare annotation was computed. [2018-12-09 11:53:14,648 INFO L448 ceAbstractionStarter]: For program point scalbn_floatEXIT(lines 88 138) no Hoare annotation was computed. [2018-12-09 11:53:14,648 INFO L451 ceAbstractionStarter]: At program point scalbn_floatENTRY(lines 88 138) the Hoare annotation is: true [2018-12-09 11:53:14,648 INFO L451 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: true [2018-12-09 11:53:14,648 INFO L448 ceAbstractionStarter]: For program point L129-1(line 129) no Hoare annotation was computed. [2018-12-09 11:53:14,648 INFO L448 ceAbstractionStarter]: For program point L125(lines 125 130) no Hoare annotation was computed. [2018-12-09 11:53:14,648 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 92 96) no Hoare annotation was computed. [2018-12-09 11:53:14,649 INFO L451 ceAbstractionStarter]: At program point L92-2(lines 92 96) the Hoare annotation is: true [2018-12-09 11:53:14,649 INFO L448 ceAbstractionStarter]: For program point L92-3(lines 92 96) no Hoare annotation was computed. [2018-12-09 11:53:14,649 INFO L448 ceAbstractionStarter]: For program point L117(lines 117 124) no Hoare annotation was computed. [2018-12-09 11:53:14,649 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 105 109) no Hoare annotation was computed. [2018-12-09 11:53:14,649 INFO L451 ceAbstractionStarter]: At program point L105-2(lines 105 109) the Hoare annotation is: true [2018-12-09 11:53:14,649 INFO L448 ceAbstractionStarter]: For program point L105-3(lines 105 109) no Hoare annotation was computed. [2018-12-09 11:53:14,649 INFO L448 ceAbstractionStarter]: For program point L101(lines 101 102) no Hoare annotation was computed. [2018-12-09 11:53:14,657 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,658 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,660 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,660 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,661 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,661 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,662 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,662 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,663 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,663 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,663 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,663 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,663 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,663 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,664 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,664 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,664 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,664 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,664 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,665 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 11:53:14 BoogieIcfgContainer [2018-12-09 11:53:14,666 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 11:53:14,667 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 11:53:14,667 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 11:53:14,667 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 11:53:14,667 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:52:56" (3/4) ... [2018-12-09 11:53:14,670 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 11:53:14,675 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2018-12-09 11:53:14,675 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 11:53:14,675 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_rem_pio2f [2018-12-09 11:53:14,675 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-12-09 11:53:14,675 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure floor_float [2018-12-09 11:53:14,675 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cos_float [2018-12-09 11:53:14,675 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2018-12-09 11:53:14,675 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2018-12-09 11:53:14,675 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_rem_pio2f [2018-12-09 11:53:14,676 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 11:53:14,676 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2018-12-09 11:53:14,685 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 277 nodes and edges [2018-12-09 11:53:14,686 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 147 nodes and edges [2018-12-09 11:53:14,687 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-12-09 11:53:14,688 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-09 11:53:14,689 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 11:53:14,690 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 11:53:14,690 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 11:53:14,691 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 11:53:14,715 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 [2018-12-09 11:53:14,716 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 [2018-12-09 11:53:14,716 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)) [2018-12-09 11:53:14,769 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_74780a6c-3ed3-49c0-b69f-ab74817d72dc/bin-2019/utaipan/witness.graphml [2018-12-09 11:53:14,769 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 11:53:14,770 INFO L168 Benchmark]: Toolchain (without parser) took 42800.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 218.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -143.1 MB). Peak memory consumption was 75.0 MB. Max. memory is 11.5 GB. [2018-12-09 11:53:14,771 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-12-09 11:53:14,771 INFO L168 Benchmark]: CACSL2BoogieTranslator took 352.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -187.8 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. [2018-12-09 11:53:14,771 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.08 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. [2018-12-09 11:53:14,771 INFO L168 Benchmark]: Boogie Preprocessor took 56.19 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-09 11:53:14,771 INFO L168 Benchmark]: RCFGBuilder took 24264.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 970.9 MB in the end (delta: 142.6 MB). Peak memory consumption was 142.6 MB. Max. memory is 11.5 GB. [2018-12-09 11:53:14,771 INFO L168 Benchmark]: TraceAbstraction took 17995.83 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 970.9 MB in the beginning and 1.1 GB in the end (delta: -133.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:53:14,772 INFO L168 Benchmark]: Witness Printer took 102.65 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: 22.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2018-12-09 11:53:14,773 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 352.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -187.8 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.08 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 56.19 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 24264.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 970.9 MB in the end (delta: 142.6 MB). Peak memory consumption was 142.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 17995.83 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 970.9 MB in the beginning and 1.1 GB in the end (delta: -133.8 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 102.65 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: 22.2 MB). Peak memory consumption was 22.2 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 [2018-12-09 11:53:14,776 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,776 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,776 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,776 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 [2018-12-09 11:53:14,777 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,777 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,777 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,777 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 [2018-12-09 11:53:14,777 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,777 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,777 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,777 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,777 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,777 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,778 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,778 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 11:53:14,778 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,778 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,778 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 11:53:14,778 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, 17.9s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 15.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 773 SDtfs, 98 SDslu, 1946 SDs, 0 SdLazy, 144 SolverSat, 22 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 15.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 95 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.5s 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, 386 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, 11864 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...