./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0220a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0220a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/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 682b07bf6ffc026899205938833336bc7ee9550f ................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0220a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/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 682b07bf6ffc026899205938833336bc7ee9550f .................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: TYPE ERROR --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 17:31:58,551 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:31:58,552 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:31:58,558 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:31:58,558 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:31:58,559 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:31:58,559 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:31:58,560 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:31:58,561 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:31:58,561 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:31:58,562 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:31:58,562 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:31:58,562 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:31:58,563 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:31:58,563 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:31:58,564 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:31:58,564 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:31:58,565 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:31:58,567 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:31:58,568 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:31:58,569 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:31:58,570 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:31:58,571 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:31:58,571 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:31:58,571 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:31:58,572 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:31:58,572 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:31:58,573 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:31:58,573 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:31:58,574 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:31:58,574 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:31:58,575 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:31:58,575 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:31:58,575 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:31:58,576 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:31:58,576 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:31:58,577 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 17:31:58,584 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:31:58,584 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:31:58,585 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:31:58,585 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 17:31:58,585 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 17:31:58,585 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 17:31:58,585 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 17:31:58,586 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 17:31:58,586 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 17:31:58,586 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 17:31:58,586 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 17:31:58,586 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 17:31:58,587 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 17:31:58,587 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:31:58,587 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:31:58,587 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:31:58,588 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:31:58,588 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:31:58,588 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:31:58,588 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:31:58,588 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:31:58,588 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:31:58,588 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:31:58,588 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:31:58,589 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:31:58,589 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:31:58,589 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 17:31:58,589 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:31:58,589 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 17:31:58,589 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 17:31:58,592 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:31:58,592 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:31:58,592 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:31:58,592 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 17:31:58,592 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:31:58,592 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:31:58,592 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 17:31:58,592 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_eb4c800a-cf09-4336-80d4-75efe2268af5/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 -> 682b07bf6ffc026899205938833336bc7ee9550f [2018-11-18 17:31:58,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:31:58,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:31:58,628 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:31:58,629 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:31:58,630 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:31:58,630 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0220a_true-unreach-call.c [2018-11-18 17:31:58,676 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/data/dea7fb800/ce4bdf913f8140ab9aa020b541053d9f/FLAGc9114bb5a [2018-11-18 17:31:59,104 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:31:59,104 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/sv-benchmarks/c/float-newlib/float_req_bl_0220a_true-unreach-call.c [2018-11-18 17:31:59,109 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/data/dea7fb800/ce4bdf913f8140ab9aa020b541053d9f/FLAGc9114bb5a [2018-11-18 17:31:59,118 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/data/dea7fb800/ce4bdf913f8140ab9aa020b541053d9f [2018-11-18 17:31:59,120 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:31:59,121 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:31:59,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:31:59,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:31:59,124 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:31:59,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:31:59" (1/1) ... [2018-11-18 17:31:59,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52aa85df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:59, skipping insertion in model container [2018-11-18 17:31:59,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:31:59" (1/1) ... [2018-11-18 17:31:59,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:31:59,162 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:31:59,377 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:31:59,404 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:31:59,514 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:31:59,541 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:31:59,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:59 WrapperNode [2018-11-18 17:31:59,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:31:59,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:31:59,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:31:59,542 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:31:59,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:59" (1/1) ... [2018-11-18 17:31:59,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:59" (1/1) ... [2018-11-18 17:31:59,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:31:59,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:31:59,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:31:59,581 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:31:59,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:59" (1/1) ... [2018-11-18 17:31:59,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:59" (1/1) ... [2018-11-18 17:31:59,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:59" (1/1) ... [2018-11-18 17:31:59,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:59" (1/1) ... [2018-11-18 17:31:59,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:59" (1/1) ... [2018-11-18 17:31:59,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:59" (1/1) ... [2018-11-18 17:31:59,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:59" (1/1) ... [2018-11-18 17:31:59,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:31:59,681 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:31:59,681 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:31:59,681 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:31:59,682 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 17:31:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2018-11-18 17:31:59,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2018-11-18 17:31:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-11-18 17:31:59,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-11-18 17:31:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure sin_float [2018-11-18 17:31:59,733 INFO L138 BoogieDeclarations]: Found implementation of procedure sin_float [2018-11-18 17:31:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-11-18 17:31:59,733 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-11-18 17:31:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 17:31:59,733 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 17:31:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 17:31:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 17:31:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 17:31:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 17:31:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 17:31:59,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 17:31:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-18 17:31:59,734 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-18 17:31:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 17:31:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:31:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-11-18 17:31:59,735 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-11-18 17:31:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2018-11-18 17:31:59,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2018-11-18 17:31:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-11-18 17:31:59,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-11-18 17:31:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:31:59,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:31:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-11-18 17:31:59,735 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-11-18 17:31:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 17:31:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-11-18 17:31:59,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-11-18 17:31:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:32:02,398 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:32:02,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:32:02 BoogieIcfgContainer [2018-11-18 17:32:02,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:32:02,400 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 17:32:02,400 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 17:32:02,402 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 17:32:02,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 05:31:59" (1/3) ... [2018-11-18 17:32:02,403 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@338540e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:32:02, skipping insertion in model container [2018-11-18 17:32:02,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:59" (2/3) ... [2018-11-18 17:32:02,403 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@338540e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:32:02, skipping insertion in model container [2018-11-18 17:32:02,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:32:02" (3/3) ... [2018-11-18 17:32:02,405 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0220a_true-unreach-call.c [2018-11-18 17:32:02,411 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 17:32:02,417 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 17:32:02,427 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 17:32:02,452 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 17:32:02,452 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 17:32:02,452 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 17:32:02,452 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 17:32:02,452 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 17:32:02,452 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 17:32:02,452 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 17:32:02,453 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 17:32:02,472 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states. [2018-11-18 17:32:02,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 17:32:02,477 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:32:02,477 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:32:02,479 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:32:02,483 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:32:02,483 INFO L82 PathProgramCache]: Analyzing trace with hash 54867243, now seen corresponding path program 1 times [2018-11-18 17:32:02,484 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:32:02,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:32:02,515 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:32:02,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:32:02,516 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:32:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:32:02,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:32:02,676 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:32:02,677 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 17:32:02,677 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:32:02,680 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 17:32:02,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 17:32:02,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 17:32:02,690 INFO L87 Difference]: Start difference. First operand 297 states. Second operand 2 states. [2018-11-18 17:32:02,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:32:02,737 INFO L93 Difference]: Finished difference Result 586 states and 921 transitions. [2018-11-18 17:32:02,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 17:32:02,738 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-11-18 17:32:02,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:32:02,749 INFO L225 Difference]: With dead ends: 586 [2018-11-18 17:32:02,750 INFO L226 Difference]: Without dead ends: 293 [2018-11-18 17:32:02,754 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 17:32:02,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2018-11-18 17:32:02,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 293. [2018-11-18 17:32:02,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-11-18 17:32:02,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 390 transitions. [2018-11-18 17:32:02,802 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 390 transitions. Word has length 18 [2018-11-18 17:32:02,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:32:02,802 INFO L480 AbstractCegarLoop]: Abstraction has 293 states and 390 transitions. [2018-11-18 17:32:02,802 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 17:32:02,803 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 390 transitions. [2018-11-18 17:32:02,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:32:02,804 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:32:02,804 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:32:02,804 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:32:02,805 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:32:02,805 INFO L82 PathProgramCache]: Analyzing trace with hash -327579104, now seen corresponding path program 1 times [2018-11-18 17:32:02,805 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:32:02,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:32:02,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:32:02,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:32:02,806 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:32:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:32:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:32:03,017 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 17:32:03,048 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450947 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-11-18 17:32:03,049 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450955 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-18 17:32:03,049 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450957 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-11-18 17:32:03,049 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450991 could not be translated for associated CType ARRAY#_3_~INT# [2018-11-18 17:32:03,049 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450945 could not be translated for associated CType ARRAY#_3_~INT# [2018-11-18 17:32:03,050 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450976 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-18 17:32:03,050 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450994 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-11-18 17:32:03,050 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450960 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-11-18 17:32:03,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 05:32:03 BoogieIcfgContainer [2018-11-18 17:32:03,064 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 17:32:03,064 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:32:03,064 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:32:03,064 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:32:03,065 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:32:02" (3/4) ... [2018-11-18 17:32:03,068 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 17:32:03,068 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:32:03,068 INFO L168 Benchmark]: Toolchain (without parser) took 3948.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -94.8 MB). Peak memory consumption was 47.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:32:03,069 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:32:03,070 INFO L168 Benchmark]: CACSL2BoogieTranslator took 420.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -171.4 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. [2018-11-18 17:32:03,070 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.78 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:32:03,071 INFO L168 Benchmark]: Boogie Preprocessor took 99.26 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:32:03,071 INFO L168 Benchmark]: RCFGBuilder took 2718.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 919.3 MB in the end (delta: 197.9 MB). Peak memory consumption was 197.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:32:03,072 INFO L168 Benchmark]: TraceAbstraction took 664.15 ms. Allocated memory is still 1.2 GB. Free memory was 916.6 MB in the beginning and 1.1 GB in the end (delta: -134.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:32:03,072 INFO L168 Benchmark]: Witness Printer took 3.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:32:03,074 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 420.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -171.4 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.78 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 99.26 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2718.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 919.3 MB in the end (delta: 197.9 MB). Peak memory consumption was 197.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 664.15 ms. Allocated memory is still 1.2 GB. Free memory was 916.6 MB in the beginning and 1.1 GB in the end (delta: -134.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 3.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450947 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450955 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450957 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450991 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450945 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450976 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450994 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450960 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 627]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 626, overapproximation of someUnaryDOUBLEoperation at line 505, overapproximation of bitwiseAnd at line 592, overapproximation of someBinaryArithmeticFLOAToperation at line 597. Possible FailurePath: [L11] static const float huge_floor = 1.0e30; [L88-L90] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L163] FCALL static const int init_jk_krempio[] = {4, 7, 9}; [L165-L169] FCALL 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, }; [L171-L173] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L376-L385] 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; [L505-L508] 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; [L532-L535] 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; [L572-L580] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; [L348-L366] FCALL 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, }; [L368-L374] FCALL 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}; VAL [\old(C1_kcos)=6442450967, \old(C2_kcos)=6442450970, \old(C3_kcos)=6442450972, \old(C4_kcos)=6442450997, \old(C5_kcos)=6442450989, \old(C6_kcos)=6442450973, \old(half_ksin)=6442450962, \old(half_rempio)=6442450952, \old(huge_floor)=6442450988, \old(huge_scalbn)=6442450985, \old(init_jk_krempio)=null, \old(init_jk_krempio)=null, \old(invpio2_rempio)=6442450956, \old(npio2_hw_rempio)=null, \old(npio2_hw_rempio)=null, \old(one_kcos)=6442450978, \old(one_krempio)=6442450968, \old(one_ktan)=6442450980, \old(pio2_1_rempio)=6442450974, \old(pio2_1t_rempio)=6442450951, \old(pio2_2_rempio)=6442450971, \old(pio2_2t_rempio)=6442450958, \old(pio2_3_rempio)=6442450963, \old(pio2_3t_rempio)=6442450950, \old(PIo2_krempio)=null, \old(PIo2_krempio)=null, \old(pio4_ktan)=6442450990, \old(pio4lo_ktan)=6442450975, \old(S1_ksin)=6442450981, \old(S2_ksin)=6442450961, \old(S3_ksin)=6442450946, \old(S4_ksin)=6442450979, \old(S5_ksin)=6442450984, \old(S6_ksin)=6442450953, \old(tiny_scalbn)=6442450969, \old(two25_scalbn)=6442450982, \old(two8_krempio)=6442450992, \old(two8_rempio)=6442450998, \old(two_over_pi_rempio)=null, \old(two_over_pi_rempio)=null, \old(twom25_scalbn)=6442450965, \old(twon8_krempio)=6442450986, \old(zero_krempio)=6442450987, \old(zero_rempio)=6442450993, 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={6442450944:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450995:0}, one_kcos=1, one_krempio=1, one_ktan=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={6442450954:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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={6442450949:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L622] 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={6442450944:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450995:0}, one_kcos=1, one_krempio=1, one_ktan=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={6442450954:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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={6442450949:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] [L623] CALL, EXPR sin_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={6442450944:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450995:0}, one_kcos=1, one_krempio=1, one_ktan=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={6442450954:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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={6442450949:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L583] FCALL float y[2], z = 0.0; [L584] __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={6442450944:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450995:0}, one_kcos=1, one_krempio=1, one_ktan=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={6442450954:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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={6442450949:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={6442450948:0}, z=0, zero_krempio=0, zero_rempio=0] [L587] FCALL ieee_float_shape_type gf_u; [L588] FCALL gf_u.value = (x) [L589] EXPR, FCALL gf_u.word [L589] (ix) = gf_u.word [L590] COND FALSE !(0) 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={6442450944:0}, invpio2_rempio=63661980629/100000000000, ix=2147483647, npio2_hw_rempio={6442450995:0}, one_kcos=1, one_krempio=1, one_ktan=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={6442450954:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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={6442450949:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={6442450948:0}, z=0, zero_krempio=0, zero_rempio=0] [L592] 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={6442450944:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450995:0}, one_kcos=1, one_krempio=1, one_ktan=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={6442450954:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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={6442450949:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={6442450948:0}, z=0, zero_krempio=0, zero_rempio=0] [L593] 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={6442450944:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={6442450995:0}, one_kcos=1, one_krempio=1, one_ktan=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={6442450954:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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={6442450949:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={6442450948:0}, z=0, zero_krempio=0, zero_rempio=0] [L596] COND TRUE !((ix) < 0x7f800000L) [L597] return x - x; [L597] RET 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={6442450944:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={6442450995:0}, one_kcos=1, one_krempio=1, one_ktan=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={6442450954:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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={6442450949:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, z=0, zero_krempio=0, zero_rempio=0] [L623] EXPR sin_float(x) 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={6442450944:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450995:0}, one_kcos=1, one_krempio=1, one_ktan=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={6442450954:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, sin_float(x)=6442450977, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450949:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] [L623] float res = sin_float(x); [L626] EXPR res == 0.0f && __signbit_float(res) == 0 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={6442450944:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450995:0}, one_kcos=1, one_krempio=1, one_ktan=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={6442450954:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=6442450977, res == 0.0f && __signbit_float(res) == 0=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={6442450949:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] [L626] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L627] __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={6442450944:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450995:0}, one_kcos=1, one_krempio=1, one_ktan=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={6442450954:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=6442450977, 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={6442450949:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 13 procedures, 297 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 394 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=297occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 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 0.1.23-5842f4b [2018-11-18 17:32:04,430 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:32:04,432 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:32:04,439 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:32:04,439 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:32:04,440 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:32:04,441 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:32:04,442 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:32:04,443 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:32:04,443 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:32:04,444 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:32:04,444 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:32:04,445 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:32:04,445 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:32:04,446 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:32:04,447 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:32:04,447 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:32:04,449 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:32:04,450 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:32:04,451 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:32:04,452 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:32:04,453 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:32:04,454 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:32:04,455 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:32:04,455 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:32:04,456 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:32:04,456 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:32:04,457 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:32:04,457 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:32:04,458 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:32:04,458 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:32:04,459 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:32:04,459 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:32:04,459 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:32:04,460 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:32:04,460 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:32:04,461 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 17:32:04,471 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:32:04,471 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:32:04,472 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:32:04,472 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 17:32:04,472 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 17:32:04,472 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 17:32:04,472 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 17:32:04,472 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 17:32:04,473 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 17:32:04,473 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 17:32:04,473 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:32:04,473 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:32:04,473 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:32:04,474 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:32:04,474 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:32:04,474 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:32:04,474 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:32:04,474 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 17:32:04,474 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 17:32:04,474 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:32:04,475 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:32:04,475 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:32:04,475 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:32:04,475 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:32:04,475 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 17:32:04,475 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:32:04,475 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 17:32:04,476 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 17:32:04,476 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:32:04,476 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:32:04,476 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:32:04,476 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 17:32:04,476 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:32:04,476 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 17:32:04,476 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 17:32:04,477 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_eb4c800a-cf09-4336-80d4-75efe2268af5/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 -> 682b07bf6ffc026899205938833336bc7ee9550f [2018-11-18 17:32:04,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:32:04,511 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:32:04,513 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:32:04,514 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:32:04,515 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:32:04,515 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0220a_true-unreach-call.c [2018-11-18 17:32:04,551 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/data/4fecb8688/368833f5aefa4adea19ad084bc8ac99b/FLAGc2dab0230 [2018-11-18 17:32:04,879 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:32:04,879 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/sv-benchmarks/c/float-newlib/float_req_bl_0220a_true-unreach-call.c [2018-11-18 17:32:04,885 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/data/4fecb8688/368833f5aefa4adea19ad084bc8ac99b/FLAGc2dab0230 [2018-11-18 17:32:04,895 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_eb4c800a-cf09-4336-80d4-75efe2268af5/bin-2019/utaipan/data/4fecb8688/368833f5aefa4adea19ad084bc8ac99b [2018-11-18 17:32:04,897 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:32:04,898 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:32:04,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:32:04,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:32:04,902 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:32:04,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:32:04" (1/1) ... [2018-11-18 17:32:04,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28d9f893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:32:04, skipping insertion in model container [2018-11-18 17:32:04,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:32:04" (1/1) ... [2018-11-18 17:32:04,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:32:04,945 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:32:05,195 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:32:05,220 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:32:05,338 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:32:05,372 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:32:05,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:32:05 WrapperNode [2018-11-18 17:32:05,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:32:05,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:32:05,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:32:05,374 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:32:05,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:32:05" (1/1) ... [2018-11-18 17:32:05,394 ERROR L1129 TypeChecker]: C: static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; [572-580]: Type mismatch ([C_INT]C_FLOAT != [bv32]bv32) in ~T_ktan~0 := ~const~array~~LB~bv32~RB~bv32(); [2018-11-18 17:32:05,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:32:05" (1/1) ... [2018-11-18 17:32:05,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:32:05,404 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-18 17:32:05,404 INFO L168 Benchmark]: Toolchain (without parser) took 506.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 945.4 MB in the beginning and 1.2 GB in the end (delta: -204.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:32:05,406 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. [2018-11-18 17:32:05,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 473.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 945.4 MB in the beginning and 1.2 GB in the end (delta: -204.6 MB). Peak memory consumption was 41.5 MB. Max. memory is 11.5 GB. [2018-11-18 17:32:05,407 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:32:05,408 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 473.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 945.4 MB in the beginning and 1.2 GB in the end (delta: -204.6 MB). Peak memory consumption was 41.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 572]: Type Error Type mismatch ([C_INT]C_FLOAT != [bv32]bv32) in ~T_ktan~0 := ~const~array~~LB~bv32~RB~bv32(); RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...