./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 191b814ee7e8fb9d064ed87c3680bf974da56bb6 .................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 191b814ee7e8fb9d064ed87c3680bf974da56bb6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:18:27,935 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:18:27,936 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:18:27,942 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:18:27,942 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:18:27,943 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:18:27,944 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:18:27,944 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:18:27,945 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:18:27,946 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:18:27,946 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:18:27,946 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:18:27,947 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:18:27,947 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:18:27,948 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:18:27,948 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:18:27,949 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:18:27,949 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:18:27,950 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:18:27,951 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:18:27,952 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:18:27,952 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:18:27,953 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:18:27,954 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:18:27,954 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:18:27,954 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:18:27,955 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:18:27,955 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:18:27,956 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:18:27,956 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:18:27,956 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:18:27,957 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:18:27,957 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:18:27,957 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:18:27,957 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:18:27,958 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:18:27,958 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 19:18:27,965 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:18:27,965 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:18:27,965 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:18:27,966 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 19:18:27,966 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 19:18:27,966 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 19:18:27,966 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 19:18:27,966 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 19:18:27,966 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 19:18:27,966 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 19:18:27,966 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 19:18:27,966 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 19:18:27,967 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 19:18:27,967 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:18:27,967 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:18:27,967 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 19:18:27,967 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:18:27,967 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:18:27,968 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:18:27,968 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:18:27,968 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:18:27,968 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:18:27,968 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:18:27,968 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:18:27,968 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:18:27,968 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 19:18:27,968 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:18:27,969 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 19:18:27,969 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:18:27,969 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:18:27,969 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:18:27,969 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:18:27,969 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 19:18:27,969 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:18:27,969 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 19:18:27,969 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 19:18:27,970 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_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 191b814ee7e8fb9d064ed87c3680bf974da56bb6 [2018-12-09 19:18:27,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:18:27,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:18:28,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:18:28,001 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:18:28,001 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:18:28,001 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c [2018-12-09 19:18:28,042 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/data/096168f6e/af3b0fec858540b7859dd00a7c7dbb1e/FLAG0abb9a475 [2018-12-09 19:18:28,480 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:18:28,480 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c [2018-12-09 19:18:28,485 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/data/096168f6e/af3b0fec858540b7859dd00a7c7dbb1e/FLAG0abb9a475 [2018-12-09 19:18:28,493 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/data/096168f6e/af3b0fec858540b7859dd00a7c7dbb1e [2018-12-09 19:18:28,495 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:18:28,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:18:28,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:18:28,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:18:28,498 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:18:28,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:18:28" (1/1) ... [2018-12-09 19:18:28,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@608e3cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:28, skipping insertion in model container [2018-12-09 19:18:28,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:18:28" (1/1) ... [2018-12-09 19:18:28,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:18:28,524 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:18:28,683 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:18:28,704 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:18:28,793 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:18:28,813 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:18:28,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:28 WrapperNode [2018-12-09 19:18:28,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:18:28,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:18:28,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:18:28,814 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:18:28,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:28" (1/1) ... [2018-12-09 19:18:28,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:28" (1/1) ... [2018-12-09 19:18:28,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:18:28,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:18:28,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:18:28,840 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:18:28,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:28" (1/1) ... [2018-12-09 19:18:28,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:28" (1/1) ... [2018-12-09 19:18:28,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:28" (1/1) ... [2018-12-09 19:18:28,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:28" (1/1) ... [2018-12-09 19:18:28,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:28" (1/1) ... [2018-12-09 19:18:28,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:28" (1/1) ... [2018-12-09 19:18:28,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:28" (1/1) ... [2018-12-09 19:18:28,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:18:28,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:18:28,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:18:28,895 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:18:28,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/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 19:18:28,927 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2018-12-09 19:18:28,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2018-12-09 19:18:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-12-09 19:18:28,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-12-09 19:18:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-09 19:18:28,928 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-09 19:18:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 19:18:28,928 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 19:18:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 19:18:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 19:18:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 19:18:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 19:18:28,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 19:18:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-09 19:18:28,929 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-09 19:18:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 19:18:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 19:18:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-12-09 19:18:28,929 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-12-09 19:18:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure cos_float [2018-12-09 19:18:28,929 INFO L138 BoogieDeclarations]: Found implementation of procedure cos_float [2018-12-09 19:18:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2018-12-09 19:18:28,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2018-12-09 19:18:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-12-09 19:18:28,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-12-09 19:18:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:18:28,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:18:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-09 19:18:28,929 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-09 19:18:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 19:18:28,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-09 19:18:28,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 19:18:29,652 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:18:29,653 INFO L280 CfgBuilder]: Removed 59 assue(true) statements. [2018-12-09 19:18:29,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:18:29 BoogieIcfgContainer [2018-12-09 19:18:29,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:18:29,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 19:18:29,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 19:18:29,657 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 19:18:29,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:18:28" (1/3) ... [2018-12-09 19:18:29,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c9cbe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:18:29, skipping insertion in model container [2018-12-09 19:18:29,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:28" (2/3) ... [2018-12-09 19:18:29,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c9cbe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:18:29, skipping insertion in model container [2018-12-09 19:18:29,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:18:29" (3/3) ... [2018-12-09 19:18:29,660 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320b_true-unreach-call.c [2018-12-09 19:18:29,668 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 19:18:29,675 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 19:18:29,686 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 19:18:29,707 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 19:18:29,707 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 19:18:29,707 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 19:18:29,708 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 19:18:29,708 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 19:18:29,708 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 19:18:29,708 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 19:18:29,708 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 19:18:29,723 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states. [2018-12-09 19:18:29,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 19:18:29,726 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:18:29,727 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 19:18:29,728 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:18:29,732 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:18:29,732 INFO L82 PathProgramCache]: Analyzing trace with hash -1450478585, now seen corresponding path program 1 times [2018-12-09 19:18:29,733 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:18:29,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:18:29,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:18:29,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:18:29,764 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:18:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:18:29,890 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 19:18:29,892 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:18:29,892 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 19:18:29,892 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:18:29,895 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 19:18:29,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 19:18:29,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 19:18:29,905 INFO L87 Difference]: Start difference. First operand 268 states. Second operand 2 states. [2018-12-09 19:18:29,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:18:29,940 INFO L93 Difference]: Finished difference Result 528 states and 856 transitions. [2018-12-09 19:18:29,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 19:18:29,941 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-12-09 19:18:29,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:18:29,950 INFO L225 Difference]: With dead ends: 528 [2018-12-09 19:18:29,950 INFO L226 Difference]: Without dead ends: 264 [2018-12-09 19:18:29,954 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 19:18:29,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2018-12-09 19:18:29,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2018-12-09 19:18:29,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-12-09 19:18:29,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 360 transitions. [2018-12-09 19:18:29,993 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 360 transitions. Word has length 17 [2018-12-09 19:18:29,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:18:29,993 INFO L480 AbstractCegarLoop]: Abstraction has 264 states and 360 transitions. [2018-12-09 19:18:29,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 19:18:29,994 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 360 transitions. [2018-12-09 19:18:29,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 19:18:29,994 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:18:29,994 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 19:18:29,995 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:18:29,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:18:29,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1540798509, now seen corresponding path program 1 times [2018-12-09 19:18:29,995 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:18:29,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:18:29,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:18:29,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:18:29,996 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:18:30,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:18:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:18:30,091 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 19:18:30,114 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450960 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-12-09 19:18:30,115 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450993 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-12-09 19:18:30,115 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450976 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-09 19:18:30,116 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450990 could not be translated for associated CType ARRAY#_3_~INT# [2018-12-09 19:18:30,116 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450958 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-12-09 19:18:30,116 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450947 could not be translated for associated CType ARRAY#_3_~INT# [2018-12-09 19:18:30,116 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450956 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-09 19:18:30,117 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450949 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-12-09 19:18:30,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:18:30 BoogieIcfgContainer [2018-12-09 19:18:30,130 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 19:18:30,130 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 19:18:30,130 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 19:18:30,130 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 19:18:30,131 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:18:29" (3/4) ... [2018-12-09 19:18:30,133 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 19:18:30,133 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 19:18:30,134 INFO L168 Benchmark]: Toolchain (without parser) took 1638.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 947.0 MB in the beginning and 903.4 MB in the end (delta: 43.7 MB). Peak memory consumption was 154.8 MB. Max. memory is 11.5 GB. [2018-12-09 19:18:30,135 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:18:30,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 317.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -147.2 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:18:30,136 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.98 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:18:30,136 INFO L168 Benchmark]: Boogie Preprocessor took 54.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 19:18:30,137 INFO L168 Benchmark]: RCFGBuilder took 758.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 967.8 MB in the end (delta: 121.0 MB). Peak memory consumption was 121.0 MB. Max. memory is 11.5 GB. [2018-12-09 19:18:30,137 INFO L168 Benchmark]: TraceAbstraction took 475.67 ms. Allocated memory is still 1.1 GB. Free memory was 967.8 MB in the beginning and 903.4 MB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. [2018-12-09 19:18:30,137 INFO L168 Benchmark]: Witness Printer took 3.52 ms. Allocated memory is still 1.1 GB. Free memory is still 903.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:18:30,139 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 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 317.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -147.2 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.98 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 758.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 967.8 MB in the end (delta: 121.0 MB). Peak memory consumption was 121.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 475.67 ms. Allocated memory is still 1.1 GB. Free memory was 967.8 MB in the beginning and 903.4 MB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.52 ms. Allocated memory is still 1.1 GB. Free memory is still 903.4 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 6442450960 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450993 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450976 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450990 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450958 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450947 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450956 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450949 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 611]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 610, overapproximation of someUnaryDOUBLEoperation at line 498, overapproximation of bitwiseAnd at line 577, overapproximation of someUnaryFLOAToperation at line 606, overapproximation of someBinaryArithmeticFLOAToperation at line 582. Possible FailurePath: [L16] static const float huge_floor = 1.0e30; [L84-L86] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L156] static const int init_jk_krempio[] = {4, 7, 9}; [L158-L162] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L164-L166] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L341-L359] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L361-L367] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L369-L378] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L498-L501] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L525-L528] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L565] static const float one_cos = 1.0; VAL [\old(C1_kcos)=6442450968, \old(C2_kcos)=6442450971, \old(C3_kcos)=6442450973, \old(C4_kcos)=6442450996, \old(C5_kcos)=6442450988, \old(C6_kcos)=6442450974, \old(half_ksin)=6442450962, \old(half_rempio)=6442450953, \old(huge_floor)=6442450987, \old(huge_scalbn)=6442450984, \old(init_jk_krempio)=null, \old(init_jk_krempio)=null, \old(invpio2_rempio)=6442450957, \old(npio2_hw_rempio)=null, \old(npio2_hw_rempio)=null, \old(one_cos)=6442450966, \old(one_kcos)=6442450977, \old(one_krempio)=6442450969, \old(pio2_1_rempio)=6442450975, \old(pio2_1t_rempio)=6442450952, \old(pio2_2_rempio)=6442450972, \old(pio2_2t_rempio)=6442450959, \old(pio2_3_rempio)=6442450963, \old(pio2_3t_rempio)=6442450951, \old(PIo2_krempio)=null, \old(PIo2_krempio)=null, \old(S1_ksin)=6442450979, \old(S2_ksin)=6442450961, \old(S3_ksin)=6442450948, \old(S4_ksin)=6442450978, \old(S5_ksin)=6442450982, \old(S6_ksin)=6442450954, \old(tiny_scalbn)=6442450970, \old(two25_scalbn)=6442450980, \old(two8_krempio)=6442450991, \old(two8_rempio)=6442450998, \old(two_over_pi_rempio)=null, \old(two_over_pi_rempio)=null, \old(twom25_scalbn)=6442450964, \old(twon8_krempio)=6442450985, \old(zero_krempio)=6442450986, \old(zero_rempio)=6442450992, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L606] float x = -0.0f; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L607] CALL, EXPR cos_float(x) VAL [\old(x)=6442450965, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L568] float y[2], z = 0.0; [L569] __int32_t n, ix; VAL [\old(x)=6442450965, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, y={6442450995:0}, z=0, zero_krempio=0, zero_rempio=0] [L572] ieee_float_shape_type gf_u; [L573] gf_u.value = (x) [L574] EXPR gf_u.word [L574] (ix) = gf_u.word [L577] ix &= 0x7fffffff VAL [\old(x)=6442450965, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, y={6442450995:0}, z=0, zero_krempio=0, zero_rempio=0] [L578] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=6442450965, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, y={6442450995:0}, z=0, zero_krempio=0, zero_rempio=0] [L581] COND TRUE !((ix) < 0x7f800000L) [L582] return x - x; [L582] return x - x; VAL [\old(x)=6442450965, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, z=0, zero_krempio=0, zero_rempio=0] [L607] RET, EXPR cos_float(x) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, cos_float(x)=6442450946, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, zero_krempio=0, zero_rempio=0] [L607] float res = cos_float(x); [L610] COND TRUE res != 1.0f VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, res=6442450946, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, zero_krempio=0, zero_rempio=0] [L611] __VERIFIER_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450945:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450994:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450955:0}, res=6442450946, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450950:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=6442450965, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 268 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 364 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=268occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s 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 19:18:31,375 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:18:31,376 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:18:31,382 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:18:31,382 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:18:31,383 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:18:31,383 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:18:31,384 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:18:31,385 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:18:31,385 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:18:31,385 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:18:31,386 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:18:31,386 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:18:31,386 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:18:31,387 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:18:31,387 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:18:31,388 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:18:31,388 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:18:31,389 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:18:31,390 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:18:31,391 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:18:31,391 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:18:31,392 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:18:31,392 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:18:31,392 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:18:31,393 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:18:31,393 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:18:31,394 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:18:31,394 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:18:31,395 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:18:31,395 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:18:31,395 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:18:31,395 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:18:31,395 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:18:31,396 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:18:31,396 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:18:31,396 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 19:18:31,404 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:18:31,404 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:18:31,404 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:18:31,404 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 19:18:31,404 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 19:18:31,404 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 19:18:31,405 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 19:18:31,405 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 19:18:31,405 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 19:18:31,405 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 19:18:31,405 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:18:31,405 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:18:31,405 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:18:31,405 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:18:31,405 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:18:31,406 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:18:31,406 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:18:31,406 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 19:18:31,406 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 19:18:31,406 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:18:31,406 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:18:31,406 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 19:18:31,406 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:18:31,406 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:18:31,406 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 19:18:31,406 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:18:31,406 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 19:18:31,406 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:18:31,407 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:18:31,407 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:18:31,407 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:18:31,407 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 19:18:31,407 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:18:31,407 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 19:18:31,407 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 19:18:31,407 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_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 191b814ee7e8fb9d064ed87c3680bf974da56bb6 [2018-12-09 19:18:31,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:18:31,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:18:31,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:18:31,434 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:18:31,435 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:18:31,435 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c [2018-12-09 19:18:31,469 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/data/23b9ee77d/9de54a3163994a94aab0c19f5d43aa9f/FLAG42bdd641f [2018-12-09 19:18:31,833 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:18:31,833 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/sv-benchmarks/c/float-newlib/float_req_bl_0320b_true-unreach-call.c [2018-12-09 19:18:31,838 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/data/23b9ee77d/9de54a3163994a94aab0c19f5d43aa9f/FLAG42bdd641f [2018-12-09 19:18:31,846 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/data/23b9ee77d/9de54a3163994a94aab0c19f5d43aa9f [2018-12-09 19:18:31,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:18:31,848 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:18:31,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:18:31,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:18:31,851 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:18:31,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:18:31" (1/1) ... [2018-12-09 19:18:31,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@399ba2e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:31, skipping insertion in model container [2018-12-09 19:18:31,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:18:31" (1/1) ... [2018-12-09 19:18:31,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:18:31,878 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:18:32,056 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:18:32,082 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:18:32,173 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:18:32,199 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:18:32,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:32 WrapperNode [2018-12-09 19:18:32,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:18:32,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:18:32,200 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:18:32,200 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:18:32,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:32" (1/1) ... [2018-12-09 19:18:32,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:32" (1/1) ... [2018-12-09 19:18:32,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:18:32,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:18:32,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:18:32,226 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:18:32,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:32" (1/1) ... [2018-12-09 19:18:32,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:32" (1/1) ... [2018-12-09 19:18:32,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:32" (1/1) ... [2018-12-09 19:18:32,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:32" (1/1) ... [2018-12-09 19:18:32,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:32" (1/1) ... [2018-12-09 19:18:32,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:32" (1/1) ... [2018-12-09 19:18:32,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:32" (1/1) ... [2018-12-09 19:18:32,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:18:32,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:18:32,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:18:32,282 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:18:32,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/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 19:18:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2018-12-09 19:18:32,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2018-12-09 19:18:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-12-09 19:18:32,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-12-09 19:18:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-09 19:18:32,322 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-09 19:18:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-09 19:18:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 19:18:32,323 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 19:18:32,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-09 19:18:32,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 19:18:32,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 19:18:32,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 19:18:32,323 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-09 19:18:32,323 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-09 19:18:32,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 19:18:32,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 19:18:32,324 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-12-09 19:18:32,324 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-12-09 19:18:32,324 INFO L130 BoogieDeclarations]: Found specification of procedure cos_float [2018-12-09 19:18:32,324 INFO L138 BoogieDeclarations]: Found implementation of procedure cos_float [2018-12-09 19:18:32,324 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2018-12-09 19:18:32,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2018-12-09 19:18:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-12-09 19:18:32,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-12-09 19:18:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:18:32,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:18:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-09 19:18:32,325 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-09 19:18:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 19:18:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 19:18:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 19:18:32,478 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:35,715 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:37,960 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:38,009 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:38,123 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:38,630 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:38,638 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:41,244 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:41,290 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:41,386 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:41,492 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:41,593 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:41,603 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:41,664 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:41,779 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:41,798 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:41,899 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:41,917 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:42,152 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:42,256 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:42,269 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:50,349 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:50,358 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:51,014 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:51,067 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:51,074 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:51,093 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:51,322 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:51,331 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:51,338 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:51,351 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:51,360 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:51,453 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:51,586 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:51,686 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:51,839 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:53,635 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:53,656 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:53,663 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:53,782 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:53,963 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:18:54,017 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:18:54,017 INFO L280 CfgBuilder]: Removed 59 assue(true) statements. [2018-12-09 19:18:54,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:18:54 BoogieIcfgContainer [2018-12-09 19:18:54,017 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:18:54,018 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 19:18:54,018 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 19:18:54,020 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 19:18:54,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:18:31" (1/3) ... [2018-12-09 19:18:54,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7467d014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:18:54, skipping insertion in model container [2018-12-09 19:18:54,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:18:32" (2/3) ... [2018-12-09 19:18:54,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7467d014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:18:54, skipping insertion in model container [2018-12-09 19:18:54,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:18:54" (3/3) ... [2018-12-09 19:18:54,022 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320b_true-unreach-call.c [2018-12-09 19:18:54,027 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 19:18:54,034 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 19:18:54,045 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 19:18:54,063 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 19:18:54,063 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 19:18:54,063 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 19:18:54,063 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 19:18:54,063 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 19:18:54,063 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 19:18:54,063 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 19:18:54,063 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 19:18:54,063 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 19:18:54,076 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states. [2018-12-09 19:18:54,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 19:18:54,080 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:18:54,080 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 19:18:54,082 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:18:54,085 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:18:54,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1450478585, now seen corresponding path program 1 times [2018-12-09 19:18:54,090 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 19:18:54,090 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/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 19:18:54,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:18:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:18:54,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:18:54,308 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 19:18:54,309 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 19:18:54,320 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:18:54,320 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 19:18:54,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 19:18:54,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 19:18:54,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 19:18:54,331 INFO L87 Difference]: Start difference. First operand 268 states. Second operand 2 states. [2018-12-09 19:18:54,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:18:54,365 INFO L93 Difference]: Finished difference Result 528 states and 856 transitions. [2018-12-09 19:18:54,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 19:18:54,366 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-12-09 19:18:54,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:18:54,375 INFO L225 Difference]: With dead ends: 528 [2018-12-09 19:18:54,375 INFO L226 Difference]: Without dead ends: 264 [2018-12-09 19:18:54,379 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 19:18:54,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2018-12-09 19:18:54,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2018-12-09 19:18:54,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-12-09 19:18:54,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 360 transitions. [2018-12-09 19:18:54,414 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 360 transitions. Word has length 17 [2018-12-09 19:18:54,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:18:54,414 INFO L480 AbstractCegarLoop]: Abstraction has 264 states and 360 transitions. [2018-12-09 19:18:54,414 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 19:18:54,415 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 360 transitions. [2018-12-09 19:18:54,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 19:18:54,415 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:18:54,415 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 19:18:54,415 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:18:54,415 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:18:54,416 INFO L82 PathProgramCache]: Analyzing trace with hash -1540798509, now seen corresponding path program 1 times [2018-12-09 19:18:54,416 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 19:18:54,416 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/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 19:18:54,419 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:18:54,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:18:54,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:18:54,718 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 19:18:54,718 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 19:18:54,728 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:18:54,728 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 19:18:54,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 19:18:54,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 19:18:54,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 19:18:54,729 INFO L87 Difference]: Start difference. First operand 264 states and 360 transitions. Second operand 7 states. [2018-12-09 19:18:55,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:18:55,056 INFO L93 Difference]: Finished difference Result 270 states and 365 transitions. [2018-12-09 19:18:55,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 19:18:55,056 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2018-12-09 19:18:55,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:18:55,057 INFO L225 Difference]: With dead ends: 270 [2018-12-09 19:18:55,057 INFO L226 Difference]: Without dead ends: 34 [2018-12-09 19:18:55,058 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 19:18:55,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-12-09 19:18:55,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2018-12-09 19:18:55,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-12-09 19:18:55,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 37 transitions. [2018-12-09 19:18:55,060 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 37 transitions. Word has length 18 [2018-12-09 19:18:55,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:18:55,060 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 37 transitions. [2018-12-09 19:18:55,060 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 19:18:55,060 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2018-12-09 19:18:55,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 19:18:55,061 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:18:55,061 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 19:18:55,061 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:18:55,061 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:18:55,061 INFO L82 PathProgramCache]: Analyzing trace with hash -600212466, now seen corresponding path program 1 times [2018-12-09 19:18:55,062 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 19:18:55,062 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/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 19:18:55,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:18:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:18:55,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:18:55,315 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 19:18:55,315 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 19:18:55,328 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:18:55,328 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 19:18:55,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 19:18:55,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 19:18:55,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-09 19:18:55,329 INFO L87 Difference]: Start difference. First operand 34 states and 37 transitions. Second operand 8 states. [2018-12-09 19:18:59,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:18:59,686 INFO L93 Difference]: Finished difference Result 45 states and 47 transitions. [2018-12-09 19:18:59,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 19:18:59,686 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2018-12-09 19:18:59,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:18:59,688 INFO L225 Difference]: With dead ends: 45 [2018-12-09 19:18:59,688 INFO L226 Difference]: Without dead ends: 36 [2018-12-09 19:18:59,688 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2018-12-09 19:18:59,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-12-09 19:18:59,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 34. [2018-12-09 19:18:59,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-12-09 19:18:59,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 36 transitions. [2018-12-09 19:18:59,691 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 36 transitions. Word has length 27 [2018-12-09 19:18:59,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:18:59,691 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 36 transitions. [2018-12-09 19:18:59,691 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 19:18:59,692 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2018-12-09 19:18:59,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 19:18:59,692 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:18:59,692 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 19:18:59,692 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:18:59,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:18:59,692 INFO L82 PathProgramCache]: Analyzing trace with hash -1209322090, now seen corresponding path program 1 times [2018-12-09 19:18:59,693 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 19:18:59,693 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/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 19:18:59,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:19:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:19:00,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:19:00,589 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 19:19:00,589 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 19:19:00,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:19:00,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 19:19:00,604 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 19:19:00,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 19:19:00,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-09 19:19:00,605 INFO L87 Difference]: Start difference. First operand 34 states and 36 transitions. Second operand 9 states. [2018-12-09 19:19:09,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:19:09,770 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions. [2018-12-09 19:19:09,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 19:19:09,799 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2018-12-09 19:19:09,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:19:09,799 INFO L225 Difference]: With dead ends: 34 [2018-12-09 19:19:09,799 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 19:19:09,800 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 19:19:09,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 19:19:09,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 19:19:09,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 19:19:09,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 19:19:09,800 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2018-12-09 19:19:09,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:19:09,801 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 19:19:09,801 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 19:19:09,801 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 19:19:09,801 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 19:19:09,805 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 19:19:10,145 INFO L448 ceAbstractionStarter]: For program point L539(lines 539 542) no Hoare annotation was computed. [2018-12-09 19:19:10,145 INFO L448 ceAbstractionStarter]: For program point L539-2(lines 539 542) no Hoare annotation was computed. [2018-12-09 19:19:10,145 INFO L448 ceAbstractionStarter]: For program point L533-1(lines 533 537) no Hoare annotation was computed. [2018-12-09 19:19:10,146 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 19:19:10,146 INFO L448 ceAbstractionStarter]: For program point L533-3(lines 533 537) no Hoare annotation was computed. [2018-12-09 19:19:10,146 INFO L448 ceAbstractionStarter]: For program point L550(lines 550 558) no Hoare annotation was computed. [2018-12-09 19:19:10,146 INFO L451 ceAbstractionStarter]: At program point __kernel_cosfENTRY(lines 530 563) the Hoare annotation is: true [2018-12-09 19:19:10,146 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 541) no Hoare annotation was computed. [2018-12-09 19:19:10,146 INFO L448 ceAbstractionStarter]: For program point __kernel_cosfFINAL(lines 530 563) no Hoare annotation was computed. [2018-12-09 19:19:10,146 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 553 557) no Hoare annotation was computed. [2018-12-09 19:19:10,146 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 19:19:10,146 INFO L448 ceAbstractionStarter]: For program point L553-3(lines 550 558) no Hoare annotation was computed. [2018-12-09 19:19:10,146 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 562) no Hoare annotation was computed. [2018-12-09 19:19:10,146 INFO L448 ceAbstractionStarter]: For program point __kernel_cosfEXIT(lines 530 563) no Hoare annotation was computed. [2018-12-09 19:19:10,146 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 19:19:10,146 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 19:19:10,146 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 19:19:10,146 INFO L448 ceAbstractionStarter]: For program point L316-2(lines 316 320) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L217(lines 169 339) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L451 ceAbstractionStarter]: At program point L316-3(lines 316 320) the Hoare annotation is: true [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L316-4(lines 316 320) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L184-2(lines 184 185) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L451 ceAbstractionStarter]: At program point __kernel_rem_pio2fENTRY(lines 168 339) the Hoare annotation is: true [2018-12-09 19:19:10,147 INFO L451 ceAbstractionStarter]: At program point L184-3(lines 184 185) the Hoare annotation is: true [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L184-4(lines 184 185) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L300-2(lines 300 301) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L451 ceAbstractionStarter]: At program point L300-3(lines 300 301) the Hoare annotation is: true [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L300-4(lines 297 337) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L185-2(line 185) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L285(line 285) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L252-1(lines 252 253) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L252-3(lines 252 253) no Hoare annotation was computed. [2018-12-09 19:19:10,147 INFO L451 ceAbstractionStarter]: At program point L252-4(lines 252 253) the Hoare annotation is: true [2018-12-09 19:19:10,147 INFO L448 ceAbstractionStarter]: For program point L252-5(lines 252 253) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L269-1(lines 269 272) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L451 ceAbstractionStarter]: At program point L203(line 203) the Hoare annotation is: true [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L203-1(line 203) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L451 ceAbstractionStarter]: At program point L269-3(lines 269 272) the Hoare annotation is: true [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L286-2(lines 286 289) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L451 ceAbstractionStarter]: At program point L286-3(lines 286 289) the Hoare annotation is: true [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L220-2(lines 220 229) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L286-4(lines 286 289) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L187-2(lines 187 191) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L451 ceAbstractionStarter]: At program point L220-3(lines 220 229) the Hoare annotation is: true [2018-12-09 19:19:10,148 INFO L451 ceAbstractionStarter]: At program point L187-3(lines 187 191) the Hoare annotation is: true [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L220-4(lines 217 245) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L187-4(lines 187 191) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L188-2(lines 188 189) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L451 ceAbstractionStarter]: At program point L188-3(lines 188 189) the Hoare annotation is: true [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L188-4(lines 188 189) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L304(line 304) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L304-2(line 304) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L321-2(lines 321 325) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2018-12-09 19:19:10,148 INFO L451 ceAbstractionStarter]: At program point L321-3(lines 321 325) the Hoare annotation is: true [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L255-2(lines 255 260) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L321-4(lines 321 325) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L451 ceAbstractionStarter]: At program point L255-3(lines 255 260) the Hoare annotation is: true [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L255-4(lines 255 260) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L305(line 305) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 226) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L207(lines 207 215) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L257-2(lines 257 258) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L451 ceAbstractionStarter]: At program point L257-3(lines 257 258) the Hoare annotation is: true [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L257-4(lines 257 258) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L451 ceAbstractionStarter]: At program point L274(line 274) the Hoare annotation is: true [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L274-1(line 274) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 308) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L451 ceAbstractionStarter]: At program point L307-3(lines 307 308) the Hoare annotation is: true [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L307-4(lines 297 337) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L291-2(lines 291 295) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L451 ceAbstractionStarter]: At program point L291-3(lines 291 295) the Hoare annotation is: true [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L291-4(lines 291 295) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 282) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L242(lines 242 243) no Hoare annotation was computed. [2018-12-09 19:19:10,149 INFO L451 ceAbstractionStarter]: At program point L275-2(lines 266 283) the Hoare annotation is: true [2018-12-09 19:19:10,149 INFO L448 ceAbstractionStarter]: For program point L292-2(lines 292 293) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L451 ceAbstractionStarter]: At program point L292-3(lines 292 293) the Hoare annotation is: true [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L292-4(lines 292 293) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L309-1(line 309) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L451 ceAbstractionStarter]: At program point L243(line 243) the Hoare annotation is: true [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L243-1(line 243) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L326-2(lines 326 327) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L451 ceAbstractionStarter]: At program point L326-3(lines 326 327) the Hoare annotation is: true [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L326-4(lines 297 337) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 179) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L178-2(lines 178 179) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L311-2(lines 311 312) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 215) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L451 ceAbstractionStarter]: At program point L311-3(lines 311 312) the Hoare annotation is: true [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L311-4(lines 297 337) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L451 ceAbstractionStarter]: At program point L262(lines 169 339) the Hoare annotation is: true [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L196-2(lines 196 200) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L451 ceAbstractionStarter]: At program point L196-3(lines 196 200) the Hoare annotation is: true [2018-12-09 19:19:10,150 INFO L451 ceAbstractionStarter]: At program point L196-4(lines 196 200) the Hoare annotation is: true [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fEXIT(lines 168 339) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L230-1(lines 217 245) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L313-1(line 313) no Hoare annotation was computed. [2018-12-09 19:19:10,150 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 215) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point L247-1(lines 169 339) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point L214-2(lines 169 339) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L451 ceAbstractionStarter]: At program point L297(lines 297 337) the Hoare annotation is: true [2018-12-09 19:19:10,151 INFO L451 ceAbstractionStarter]: At program point L231(lines 231 238) the Hoare annotation is: true [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point L298(line 298) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point L232(line 232) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point L315(line 315) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point L249-2(lines 249 250) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L451 ceAbstractionStarter]: At program point L249-3(lines 249 250) the Hoare annotation is: true [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point L249-4(lines 247 264) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fFINAL(lines 168 339) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 139 152) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 139 152) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L451 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 139 152) the Hoare annotation is: true [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 150) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 139 152) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point L146-2(lines 146 150) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 141 145) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L451 ceAbstractionStarter]: At program point L141-2(lines 141 145) the Hoare annotation is: true [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 35) no Hoare annotation was computed. [2018-12-09 19:19:10,151 INFO L448 ceAbstractionStarter]: For program point L48(lines 48 51) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L28(lines 28 52) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L53(lines 53 57) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 18 59) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L53-2(lines 53 57) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L41(lines 41 45) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L33(lines 33 35) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 46) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point floor_floatEXIT(lines 18 59) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L451 ceAbstractionStarter]: At program point L21-2(lines 21 25) the Hoare annotation is: true [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 43) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point floor_floatFINAL(lines 18 59) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 36) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L451 ceAbstractionStarter]: At program point floor_floatENTRY(lines 18 59) the Hoare annotation is: true [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L39(lines 39 40) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point cos_floatEXIT(lines 567 597) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L593(line 593) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L591(line 591) no Hoare annotation was computed. [2018-12-09 19:19:10,152 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-09 19:19:10,153 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-12-09 19:19:10,153 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 19:19:10,153 INFO L448 ceAbstractionStarter]: For program point L585-1(line 585) no Hoare annotation was computed. [2018-12-09 19:19:10,153 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 596) no Hoare annotation was computed. [2018-12-09 19:19:10,153 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 19:19:10,153 INFO L448 ceAbstractionStarter]: For program point L579-1(line 579) no Hoare annotation was computed. [2018-12-09 19:19:10,153 INFO L451 ceAbstractionStarter]: At program point cos_floatENTRY(lines 567 597) the Hoare annotation is: true [2018-12-09 19:19:10,153 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2018-12-09 19:19:10,153 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 19:19:10,153 INFO L448 ceAbstractionStarter]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2018-12-09 19:19:10,153 INFO L448 ceAbstractionStarter]: For program point cos_floatFINAL(lines 567 597) no Hoare annotation was computed. [2018-12-09 19:19:10,153 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 19:19:10,153 INFO L448 ceAbstractionStarter]: For program point L594-1(line 594) no Hoare annotation was computed. [2018-12-09 19:19:10,153 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 19:19:10,153 INFO L448 ceAbstractionStarter]: For program point L592-1(line 592) no Hoare annotation was computed. [2018-12-09 19:19:10,154 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 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-12-09 19:19:10,154 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 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L588-1(line 588) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 595) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 596) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 66 70) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L451 ceAbstractionStarter]: At program point L66-2(lines 66 70) the Hoare annotation is: true [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point copysign_floatEXIT(lines 64 82) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 75) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 64 82) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L451 ceAbstractionStarter]: At program point copysign_floatENTRY(lines 64 82) the Hoare annotation is: true [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 80) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 64 82) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L76-2(lines 76 80) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point copysign_floatFINAL(lines 64 82) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L512(lines 512 515) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L512-2(lines 512 515) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L506-1(lines 506 510) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L451 ceAbstractionStarter]: At program point L506-2(lines 506 510) the Hoare annotation is: true [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point L506-3(lines 506 510) no Hoare annotation was computed. [2018-12-09 19:19:10,154 INFO L448 ceAbstractionStarter]: For program point __kernel_sinfEXIT(lines 503 523) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L519(lines 519 522) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L513(lines 513 514) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L451 ceAbstractionStarter]: At program point __kernel_sinfENTRY(lines 503 523) the Hoare annotation is: true [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point __kernel_sinfFINAL(lines 503 523) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L481-2(lines 481 484) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L451 ceAbstractionStarter]: At program point L481-3(lines 481 484) the Hoare annotation is: true [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L481-4(lines 481 484) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fEXIT(lines 380 496) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 459) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L440-1(lines 428 460) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L490(lines 490 494) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L400(lines 400 407) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L400-2(lines 400 407) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L392(lines 392 396) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L434-1(lines 434 438) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L451 ceAbstractionStarter]: At program point L434-2(lines 434 438) the Hoare annotation is: true [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L434-3(lines 434 438) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fFINAL(lines 380 496) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L476-1(lines 476 480) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L451 ceAbstractionStarter]: At program point L476-2(lines 476 480) the Hoare annotation is: true [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L476-3(lines 476 480) no Hoare annotation was computed. [2018-12-09 19:19:10,155 INFO L451 ceAbstractionStarter]: At program point __ieee754_rem_pio2fENTRY(lines 380 496) the Hoare annotation is: true [2018-12-09 19:19:10,155 INFO L448 ceAbstractionStarter]: For program point L452(lines 452 458) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L386-1(lines 386 390) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L451 ceAbstractionStarter]: At program point L386-2(lines 386 390) the Hoare annotation is: true [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L386-3(lines 386 390) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 418) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L411-2(lines 411 418) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L428-2(lines 428 460) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 473) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 467) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 487 488) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L451 ceAbstractionStarter]: At program point L487-3(lines 487 488) the Hoare annotation is: true [2018-12-09 19:19:10,156 INFO L451 ceAbstractionStarter]: At program point L487-4(lines 487 488) the Hoare annotation is: true [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L446-1(lines 446 450) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L451 ceAbstractionStarter]: At program point L446-2(lines 446 450) the Hoare annotation is: true [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L446-3(lines 446 450) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L397(lines 397 421) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 468) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 420) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L489(line 489) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L451 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-12-09 19:19:10,156 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 19:19:10,156 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 19:19:10,156 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 611) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L444 ceAbstractionStarter]: At program point L607(line 607) the Hoare annotation is: (or (not (= ~one_kcos~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (= main_~x~0 (fp.neg (_ +zero 8 24)))) [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point L607-1(line 607) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 599 615) the Hoare annotation is: true [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 599 615) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 599 615) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point L610(lines 610 613) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point L126(lines 126 129) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point L118-1(lines 118 122) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L451 ceAbstractionStarter]: At program point L118-2(lines 118 122) the Hoare annotation is: true [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point L118-3(lines 118 122) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L451 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: true [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point L127-1(line 127) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point L115(lines 115 116) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point L111(lines 111 112) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point scalbn_floatFINAL(lines 88 138) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 113) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point L103-2(lines 103 113) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 100) no Hoare annotation was computed. [2018-12-09 19:19:10,157 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2018-12-09 19:19:10,158 INFO L451 ceAbstractionStarter]: At program point L132-2(lines 132 136) the Hoare annotation is: true [2018-12-09 19:19:10,158 INFO L448 ceAbstractionStarter]: For program point L132-3(lines 132 136) no Hoare annotation was computed. [2018-12-09 19:19:10,158 INFO L451 ceAbstractionStarter]: At program point L116(line 116) the Hoare annotation is: true [2018-12-09 19:19:10,158 INFO L448 ceAbstractionStarter]: For program point L116-1(line 116) no Hoare annotation was computed. [2018-12-09 19:19:10,158 INFO L448 ceAbstractionStarter]: For program point scalbn_floatEXIT(lines 88 138) no Hoare annotation was computed. [2018-12-09 19:19:10,158 INFO L451 ceAbstractionStarter]: At program point scalbn_floatENTRY(lines 88 138) the Hoare annotation is: true [2018-12-09 19:19:10,158 INFO L451 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: true [2018-12-09 19:19:10,158 INFO L448 ceAbstractionStarter]: For program point L129-1(line 129) no Hoare annotation was computed. [2018-12-09 19:19:10,158 INFO L448 ceAbstractionStarter]: For program point L125(lines 125 130) no Hoare annotation was computed. [2018-12-09 19:19:10,158 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 92 96) no Hoare annotation was computed. [2018-12-09 19:19:10,158 INFO L451 ceAbstractionStarter]: At program point L92-2(lines 92 96) the Hoare annotation is: true [2018-12-09 19:19:10,158 INFO L448 ceAbstractionStarter]: For program point L92-3(lines 92 96) no Hoare annotation was computed. [2018-12-09 19:19:10,158 INFO L448 ceAbstractionStarter]: For program point L117(lines 117 124) no Hoare annotation was computed. [2018-12-09 19:19:10,158 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 105 109) no Hoare annotation was computed. [2018-12-09 19:19:10,158 INFO L451 ceAbstractionStarter]: At program point L105-2(lines 105 109) the Hoare annotation is: true [2018-12-09 19:19:10,158 INFO L448 ceAbstractionStarter]: For program point L105-3(lines 105 109) no Hoare annotation was computed. [2018-12-09 19:19:10,158 INFO L448 ceAbstractionStarter]: For program point L101(lines 101 102) no Hoare annotation was computed. [2018-12-09 19:19:10,164 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,164 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,166 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,166 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,167 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,167 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,167 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,167 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,168 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,168 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,168 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,168 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,168 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,168 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,169 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,169 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,169 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,169 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,169 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,169 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:19:10 BoogieIcfgContainer [2018-12-09 19:19:10,171 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 19:19:10,171 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 19:19:10,171 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 19:19:10,171 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 19:19:10,172 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:18:54" (3/4) ... [2018-12-09 19:19:10,174 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 19:19:10,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2018-12-09 19:19:10,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 19:19:10,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_rem_pio2f [2018-12-09 19:19:10,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-12-09 19:19:10,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure floor_float [2018-12-09 19:19:10,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cos_float [2018-12-09 19:19:10,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2018-12-09 19:19:10,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2018-12-09 19:19:10,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_rem_pio2f [2018-12-09 19:19:10,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 19:19:10,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2018-12-09 19:19:10,188 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 277 nodes and edges [2018-12-09 19:19:10,189 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2018-12-09 19:19:10,190 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-12-09 19:19:10,191 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-09 19:19:10,192 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 19:19:10,192 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 19:19:10,193 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 19:19:10,194 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 19:19:10,219 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 19:19:10,220 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 19:19:10,220 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 19:19:10,273 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a11d87c0-b411-48b8-9461-8fc46c2317ca/bin-2019/utaipan/witness.graphml [2018-12-09 19:19:10,274 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 19:19:10,274 INFO L168 Benchmark]: Toolchain (without parser) took 38426.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 210.2 MB). Free memory was 936.7 MB in the beginning and 1.1 GB in the end (delta: -143.5 MB). Peak memory consumption was 66.8 MB. Max. memory is 11.5 GB. [2018-12-09 19:19:10,275 INFO L168 Benchmark]: CDTParser took 0.13 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 19:19:10,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 936.7 MB in the beginning and 1.1 GB in the end (delta: -174.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:19:10,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.86 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 19:19:10,275 INFO L168 Benchmark]: Boogie Preprocessor took 55.52 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 19:19:10,275 INFO L168 Benchmark]: RCFGBuilder took 21735.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 960.9 MB in the end (delta: 143.1 MB). Peak memory consumption was 143.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:19:10,276 INFO L168 Benchmark]: TraceAbstraction took 16153.14 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 72.4 MB). Free memory was 960.9 MB in the beginning and 1.1 GB in the end (delta: -141.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:19:10,276 INFO L168 Benchmark]: Witness Printer took 102.53 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: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2018-12-09 19:19:10,277 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 350.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 936.7 MB in the beginning and 1.1 GB in the end (delta: -174.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.52 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 21735.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 960.9 MB in the end (delta: 143.1 MB). Peak memory consumption was 143.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16153.14 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 72.4 MB). Free memory was 960.9 MB in the beginning and 1.1 GB in the end (delta: -141.9 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 102.53 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: 22.7 MB). Peak memory consumption was 22.7 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 19:19:10,279 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,279 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,280 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,280 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 19:19:10,280 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,280 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,280 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,281 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 19:19:10,281 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,281 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,281 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,281 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,281 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,281 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,281 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,281 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 19:19:10,282 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,282 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,282 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2018-12-09 19:19:10,282 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, 16.1s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 13.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 773 SDtfs, 98 SDslu, 1946 SDs, 0 SdLazy, 145 SolverSat, 22 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 13.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 95 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=268occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 197 PreInvPairs, 279 NumberOfFragments, 387 HoareAnnotationTreeSize, 197 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 69 FomulaSimplificationsInter, 84 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 86 ConstructedInterpolants, 12 QuantifiedInterpolants, 11908 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1819 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...