./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0530a_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_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0530a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 24454a63dcbe037d3881b00d978ef052e2dccebf ............................................................................................................................................................................................................................................................................................................................................................................................................. 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_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0530a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 24454a63dcbe037d3881b00d978ef052e2dccebf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 20:24:47,942 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 20:24:47,943 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 20:24:47,949 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 20:24:47,949 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 20:24:47,949 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 20:24:47,950 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 20:24:47,951 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 20:24:47,951 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 20:24:47,952 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 20:24:47,952 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 20:24:47,952 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 20:24:47,953 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 20:24:47,953 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 20:24:47,954 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 20:24:47,954 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 20:24:47,954 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 20:24:47,955 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 20:24:47,956 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 20:24:47,957 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 20:24:47,957 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 20:24:47,958 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 20:24:47,959 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 20:24:47,959 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 20:24:47,959 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 20:24:47,959 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 20:24:47,960 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 20:24:47,960 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 20:24:47,960 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 20:24:47,961 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 20:24:47,961 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 20:24:47,961 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 20:24:47,961 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 20:24:47,962 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 20:24:47,962 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 20:24:47,962 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 20:24:47,962 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 20:24:47,969 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 20:24:47,969 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 20:24:47,970 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 20:24:47,970 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 20:24:47,970 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 20:24:47,970 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 20:24:47,971 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 20:24:47,971 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 20:24:47,971 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 20:24:47,971 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 20:24:47,971 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 20:24:47,971 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 20:24:47,971 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 20:24:47,971 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 20:24:47,971 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 20:24:47,971 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 20:24:47,971 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 20:24:47,972 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 20:24:47,972 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 20:24:47,972 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 20:24:47,972 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 20:24:47,972 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 20:24:47,972 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 20:24:47,972 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 20:24:47,972 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 20:24:47,972 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 20:24:47,972 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 20:24:47,972 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 20:24:47,973 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 20:24:47,973 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 20:24:47,973 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_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer 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 -> Automizer 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 -> 24454a63dcbe037d3881b00d978ef052e2dccebf [2018-12-08 20:24:47,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 20:24:48,000 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 20:24:48,002 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 20:24:48,003 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 20:24:48,004 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 20:24:48,004 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0530a_true-unreach-call.c [2018-12-08 20:24:48,047 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/data/2d3dbbdf7/e991e3558a3848b2bf733ab60008128e/FLAG9944c0a0e [2018-12-08 20:24:48,520 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 20:24:48,521 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/sv-benchmarks/c/float-newlib/float_req_bl_0530a_true-unreach-call.c [2018-12-08 20:24:48,526 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/data/2d3dbbdf7/e991e3558a3848b2bf733ab60008128e/FLAG9944c0a0e [2018-12-08 20:24:48,535 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/data/2d3dbbdf7/e991e3558a3848b2bf733ab60008128e [2018-12-08 20:24:48,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 20:24:48,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 20:24:48,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 20:24:48,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 20:24:48,540 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 20:24:48,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:24:48" (1/1) ... [2018-12-08 20:24:48,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76d3e50b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:48, skipping insertion in model container [2018-12-08 20:24:48,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:24:48" (1/1) ... [2018-12-08 20:24:48,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 20:24:48,567 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 20:24:48,732 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:24:48,782 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 20:24:48,836 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:24:48,857 INFO L195 MainTranslator]: Completed translation [2018-12-08 20:24:48,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:48 WrapperNode [2018-12-08 20:24:48,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 20:24:48,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 20:24:48,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 20:24:48,858 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 20:24:48,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:48" (1/1) ... [2018-12-08 20:24:48,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:48" (1/1) ... [2018-12-08 20:24:48,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 20:24:48,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 20:24:48,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 20:24:48,885 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 20:24:48,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:48" (1/1) ... [2018-12-08 20:24:48,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:48" (1/1) ... [2018-12-08 20:24:48,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:48" (1/1) ... [2018-12-08 20:24:48,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:48" (1/1) ... [2018-12-08 20:24:48,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:48" (1/1) ... [2018-12-08 20:24:48,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:48" (1/1) ... [2018-12-08 20:24:48,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:48" (1/1) ... [2018-12-08 20:24:48,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 20:24:48,938 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 20:24:48,938 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 20:24:48,938 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 20:24:48,939 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/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 [2018-12-08 20:24:48,970 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-12-08 20:24:48,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-12-08 20:24:48,970 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-08 20:24:48,970 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-08 20:24:48,970 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 20:24:48,970 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 20:24:48,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 20:24:48,970 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2018-12-08 20:24:48,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2018-12-08 20:24:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure tan_float [2018-12-08 20:24:48,971 INFO L138 BoogieDeclarations]: Found implementation of procedure tan_float [2018-12-08 20:24:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 20:24:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 20:24:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 20:24:48,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 20:24:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-08 20:24:48,971 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-08 20:24:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 20:24:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 20:24:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-12-08 20:24:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-12-08 20:24:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-12-08 20:24:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-12-08 20:24:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 20:24:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 20:24:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-08 20:24:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-08 20:24:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 20:24:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-08 20:24:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-12-08 20:24:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-12-08 20:24:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 20:24:49,623 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 20:24:49,623 INFO L280 CfgBuilder]: Removed 65 assue(true) statements. [2018-12-08 20:24:49,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:24:49 BoogieIcfgContainer [2018-12-08 20:24:49,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 20:24:49,625 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 20:24:49,625 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 20:24:49,627 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 20:24:49,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 08:24:48" (1/3) ... [2018-12-08 20:24:49,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2799483b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 08:24:49, skipping insertion in model container [2018-12-08 20:24:49,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:48" (2/3) ... [2018-12-08 20:24:49,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2799483b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 08:24:49, skipping insertion in model container [2018-12-08 20:24:49,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:24:49" (3/3) ... [2018-12-08 20:24:49,630 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0530a_true-unreach-call.c [2018-12-08 20:24:49,638 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 20:24:49,645 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 20:24:49,656 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 20:24:49,675 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 20:24:49,675 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 20:24:49,676 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 20:24:49,676 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 20:24:49,676 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 20:24:49,676 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 20:24:49,676 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 20:24:49,676 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 20:24:49,676 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 20:24:49,691 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states. [2018-12-08 20:24:49,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 20:24:49,695 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:24:49,695 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:24:49,697 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:24:49,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:24:49,700 INFO L82 PathProgramCache]: Analyzing trace with hash -437910547, now seen corresponding path program 1 times [2018-12-08 20:24:49,701 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 20:24:49,702 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 20:24:49,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:24:49,732 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:24:49,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:24:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:24:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:24:49,862 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:24:49,862 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 20:24:49,864 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 20:24:49,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 20:24:49,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 20:24:49,874 INFO L87 Difference]: Start difference. First operand 271 states. Second operand 2 states. [2018-12-08 20:24:49,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:24:49,907 INFO L93 Difference]: Finished difference Result 534 states and 867 transitions. [2018-12-08 20:24:49,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 20:24:49,908 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-12-08 20:24:49,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:24:49,915 INFO L225 Difference]: With dead ends: 534 [2018-12-08 20:24:49,916 INFO L226 Difference]: Without dead ends: 267 [2018-12-08 20:24:49,919 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 [2018-12-08 20:24:49,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2018-12-08 20:24:49,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 267. [2018-12-08 20:24:49,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-12-08 20:24:49,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 360 transitions. [2018-12-08 20:24:49,955 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 360 transitions. Word has length 18 [2018-12-08 20:24:49,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:24:49,955 INFO L480 AbstractCegarLoop]: Abstraction has 267 states and 360 transitions. [2018-12-08 20:24:49,955 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 20:24:49,955 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 360 transitions. [2018-12-08 20:24:49,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 20:24:49,956 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:24:49,956 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:24:49,956 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:24:49,957 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:24:49,957 INFO L82 PathProgramCache]: Analyzing trace with hash -1493062156, now seen corresponding path program 1 times [2018-12-08 20:24:49,957 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 20:24:49,957 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 20:24:49,958 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:24:49,958 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:24:49,958 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:24:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 20:24:50,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 20:24:50,056 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-08 20:24:50,079 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450950 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-08 20:24:50,080 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450978 could not be translated for associated CType ARRAY#_3_~INT# [2018-12-08 20:24:50,080 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450962 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-12-08 20:24:50,081 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450965 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-12-08 20:24:50,081 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450948 could not be translated for associated CType ARRAY#_3_~INT# [2018-12-08 20:24:50,081 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450983 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-12-08 20:24:50,082 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450960 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-08 20:24:50,082 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450951 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-12-08 20:24:50,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 08:24:50 BoogieIcfgContainer [2018-12-08 20:24:50,093 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 20:24:50,094 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 20:24:50,094 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 20:24:50,094 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 20:24:50,094 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:24:49" (3/4) ... [2018-12-08 20:24:50,097 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 20:24:50,097 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 20:24:50,098 INFO L168 Benchmark]: Toolchain (without parser) took 1561.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 950.6 MB in the beginning and 904.8 MB in the end (delta: 45.8 MB). Peak memory consumption was 161.1 MB. Max. memory is 11.5 GB. [2018-12-08 20:24:50,099 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:24:50,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -150.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. [2018-12-08 20:24:50,100 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.22 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 20:24:50,100 INFO L168 Benchmark]: Boogie Preprocessor took 53.07 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-12-08 20:24:50,100 INFO L168 Benchmark]: RCFGBuilder took 685.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 966.6 MB in the end (delta: 123.9 MB). Peak memory consumption was 123.9 MB. Max. memory is 11.5 GB. [2018-12-08 20:24:50,101 INFO L168 Benchmark]: TraceAbstraction took 468.88 ms. Allocated memory is still 1.1 GB. Free memory was 966.6 MB in the beginning and 904.8 MB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 11.5 GB. [2018-12-08 20:24:50,101 INFO L168 Benchmark]: Witness Printer took 3.44 ms. Allocated memory is still 1.1 GB. Free memory is still 904.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:24:50,103 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 319.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -150.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.22 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.07 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 685.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 966.6 MB in the end (delta: 123.9 MB). Peak memory consumption was 123.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 468.88 ms. Allocated memory is still 1.1 GB. Free memory was 966.6 MB in the beginning and 904.8 MB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.44 ms. Allocated memory is still 1.1 GB. Free memory is still 904.8 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 6442450950 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450978 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450962 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450965 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450948 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450983 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450960 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450951 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 627]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 626, overapproximation of someUnaryDOUBLEoperation at line 495, overapproximation of bitwiseAnd at line 589, overapproximation of someBinaryArithmeticFLOAToperation at line 594. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L77-L79] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L147] static const int init_jk_krempio[] = {4, 7, 9}; [L149-L153] 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, }; [L155-L157] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L332-L350] 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, }; [L352-L358] 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}; [L360-L369] 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; [L489-L497] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; VAL [\old(half_rempio)=6442450958, \old(huge_floor)=6442450973, \old(huge_scalbn)=6442450967, \old(init_jk_krempio)=null, \old(init_jk_krempio)=null, \old(invpio2_rempio)=6442450961, \old(npio2_hw_rempio)=null, \old(npio2_hw_rempio)=null, \old(one_krempio)=6442450982, \old(one_ktan)=6442450956, \old(pio2_1_rempio)=6442450947, \old(pio2_1t_rempio)=6442450954, \old(pio2_2_rempio)=6442450986, \old(pio2_2t_rempio)=6442450964, \old(pio2_3_rempio)=6442450974, \old(pio2_3t_rempio)=6442450953, \old(PIo2_krempio)=null, \old(PIo2_krempio)=null, \old(pio4_ktan)=6442450976, \old(pio4lo_ktan)=6442450949, \old(T_ktan)=6442450972, \old(T_ktan)=6442450957, \old(tiny_scalbn)=6442450985, \old(two25_scalbn)=6442450963, \old(two8_krempio)=6442450979, \old(two8_rempio)=6442450988, \old(two_over_pi_rempio)=null, \old(two_over_pi_rempio)=null, \old(twom25_scalbn)=6442450975, \old(twon8_krempio)=6442450968, \old(zero_krempio)=6442450969, \old(zero_rempio)=6442450981, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L622] float x = 0.0f; VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] [L623] CALL, EXPR tan_float(x) VAL [\old(x)=0, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L580] float y[2], z = 0.0; [L581] __int32_t n, ix; VAL [\old(x)=0, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={6442450971:0}, z=0, zero_krempio=0, zero_rempio=0] [L584] ieee_float_shape_type gf_u; [L585] gf_u.value = (x) [L586] EXPR gf_u.word [L586] (ix) = gf_u.word [L589] ix &= 0x7fffffff VAL [\old(x)=0, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={6442450971:0}, z=0, zero_krempio=0, zero_rempio=0] [L590] COND FALSE !(ix <= 0x3f490fda) VAL [\old(x)=0, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={6442450971:0}, z=0, zero_krempio=0, zero_rempio=0] [L593] COND TRUE !((ix) < 0x7f800000L) [L594] return x - x; [L594] return x - x; VAL [\old(x)=0, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, z=0, zero_krempio=0, zero_rempio=0] [L623] RET, EXPR tan_float(x) VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tan_float(x)=6442450980, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] [L623] float res = tan_float(x); [L626] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=6442450980, res == 0.0f && __signbit_float(res) == 0=0, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] [L626] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L627] __VERIFIER_error() VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=6442450980, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 271 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=271occurred 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, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 20:24:51,338 INFO L170 SettingsManager]: Resetting all preferences to default values... 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[2018-12-08 20:24:51,355 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 20:24:51,355 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 20:24:51,356 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 20:24:51,356 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 20:24:51,357 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 20:24:51,357 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 20:24:51,358 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 20:24:51,358 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 20:24:51,358 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 20:24:51,358 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 20:24:51,358 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 20:24:51,359 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 20:24:51,359 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 20:24:51,359 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-08 20:24:51,366 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 20:24:51,367 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 20:24:51,367 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 20:24:51,367 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 20:24:51,368 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 20:24:51,368 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 20:24:51,368 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 20:24:51,368 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 20:24:51,368 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 20:24:51,368 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 20:24:51,368 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 20:24:51,368 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 20:24:51,368 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 20:24:51,368 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 20:24:51,369 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 20:24:51,369 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 20:24:51,369 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 20:24:51,369 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 20:24:51,369 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 20:24:51,369 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 20:24:51,369 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 20:24:51,369 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 20:24:51,369 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 20:24:51,369 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 20:24:51,370 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 20:24:51,370 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 20:24:51,370 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 20:24:51,370 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 20:24:51,370 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-08 20:24:51,370 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 20:24:51,370 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 20:24:51,370 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 20:24:51,370 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_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer 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 -> Automizer 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 -> 24454a63dcbe037d3881b00d978ef052e2dccebf [2018-12-08 20:24:51,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 20:24:51,394 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 20:24:51,396 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 20:24:51,397 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 20:24:51,398 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 20:24:51,398 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0530a_true-unreach-call.c [2018-12-08 20:24:51,432 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/data/41746355e/2888e6d0dfea455e9b224b9b58ab619d/FLAGeed668da6 [2018-12-08 20:24:51,842 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 20:24:51,842 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/sv-benchmarks/c/float-newlib/float_req_bl_0530a_true-unreach-call.c [2018-12-08 20:24:51,847 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/data/41746355e/2888e6d0dfea455e9b224b9b58ab619d/FLAGeed668da6 [2018-12-08 20:24:51,855 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/data/41746355e/2888e6d0dfea455e9b224b9b58ab619d [2018-12-08 20:24:51,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 20:24:51,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 20:24:51,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 20:24:51,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 20:24:51,860 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 20:24:51,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:24:51" (1/1) ... [2018-12-08 20:24:51,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dc7742d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:51, skipping insertion in model container [2018-12-08 20:24:51,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:24:51" (1/1) ... [2018-12-08 20:24:51,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 20:24:51,886 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 20:24:52,069 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:24:52,091 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 20:24:52,186 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:24:52,209 INFO L195 MainTranslator]: Completed translation [2018-12-08 20:24:52,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:52 WrapperNode [2018-12-08 20:24:52,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 20:24:52,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 20:24:52,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 20:24:52,210 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 20:24:52,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:52" (1/1) ... [2018-12-08 20:24:52,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:52" (1/1) ... [2018-12-08 20:24:52,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 20:24:52,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 20:24:52,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 20:24:52,237 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 20:24:52,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:52" (1/1) ... [2018-12-08 20:24:52,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:52" (1/1) ... [2018-12-08 20:24:52,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:52" (1/1) ... [2018-12-08 20:24:52,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:52" (1/1) ... [2018-12-08 20:24:52,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:52" (1/1) ... [2018-12-08 20:24:52,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:52" (1/1) ... [2018-12-08 20:24:52,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:52" (1/1) ... [2018-12-08 20:24:52,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 20:24:52,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 20:24:52,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 20:24:52,293 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 20:24:52,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/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 [2018-12-08 20:24:52,325 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-12-08 20:24:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-12-08 20:24:52,326 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-08 20:24:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-08 20:24:52,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-08 20:24:52,326 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 20:24:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 20:24:52,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-08 20:24:52,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-08 20:24:52,326 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2018-12-08 20:24:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2018-12-08 20:24:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure tan_float [2018-12-08 20:24:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure tan_float [2018-12-08 20:24:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 20:24:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 20:24:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-08 20:24:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-08 20:24:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 20:24:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 20:24:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-12-08 20:24:52,328 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-12-08 20:24:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-12-08 20:24:52,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-12-08 20:24:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 20:24:52,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 20:24:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-08 20:24:52,328 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-08 20:24:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-08 20:24:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-12-08 20:24:52,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-12-08 20:24:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 20:24:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 20:24:53,040 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:53,086 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:53,174 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:53,353 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:53,360 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:56,300 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:56,350 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:56,480 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:56,572 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:56,690 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:56,700 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:56,765 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:56,961 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:59,041 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:24:59,051 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:05,448 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:05,461 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:07,531 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:08,256 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:08,345 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:08,368 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:08,384 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:08,718 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:08,741 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:08,749 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:10,786 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:10,796 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:12,831 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:12,894 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:12,901 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:12,922 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:13,117 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:13,129 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:13,136 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:13,153 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:13,165 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:13,274 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:13,424 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:13,531 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:13,659 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:15,781 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:15,974 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:16,136 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 20:25:16,140 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 20:25:16,141 INFO L280 CfgBuilder]: Removed 65 assue(true) statements. [2018-12-08 20:25:16,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:25:16 BoogieIcfgContainer [2018-12-08 20:25:16,141 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 20:25:16,142 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 20:25:16,142 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 20:25:16,143 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 20:25:16,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 08:24:51" (1/3) ... [2018-12-08 20:25:16,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dec87bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 08:25:16, skipping insertion in model container [2018-12-08 20:25:16,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:24:52" (2/3) ... [2018-12-08 20:25:16,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dec87bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 08:25:16, skipping insertion in model container [2018-12-08 20:25:16,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:25:16" (3/3) ... [2018-12-08 20:25:16,145 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0530a_true-unreach-call.c [2018-12-08 20:25:16,151 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 20:25:16,156 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 20:25:16,165 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 20:25:16,184 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 20:25:16,185 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 20:25:16,185 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 20:25:16,185 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 20:25:16,185 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 20:25:16,185 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 20:25:16,185 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 20:25:16,185 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 20:25:16,185 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 20:25:16,202 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states. [2018-12-08 20:25:16,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 20:25:16,206 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:25:16,207 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:25:16,208 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:25:16,211 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:25:16,211 INFO L82 PathProgramCache]: Analyzing trace with hash -437910547, now seen corresponding path program 1 times [2018-12-08 20:25:16,215 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 20:25:16,216 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/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 [2018-12-08 20:25:16,220 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:25:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:25:16,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 20:25:16,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:25:16,472 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 20:25:16,484 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:25:16,484 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 20:25:16,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 20:25:16,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 20:25:16,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 20:25:16,496 INFO L87 Difference]: Start difference. First operand 271 states. Second operand 2 states. [2018-12-08 20:25:16,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:25:16,529 INFO L93 Difference]: Finished difference Result 534 states and 867 transitions. [2018-12-08 20:25:16,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 20:25:16,530 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-12-08 20:25:16,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:25:16,537 INFO L225 Difference]: With dead ends: 534 [2018-12-08 20:25:16,537 INFO L226 Difference]: Without dead ends: 267 [2018-12-08 20:25:16,541 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 20:25:16,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2018-12-08 20:25:16,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 267. [2018-12-08 20:25:16,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-12-08 20:25:16,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 360 transitions. [2018-12-08 20:25:16,576 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 360 transitions. Word has length 18 [2018-12-08 20:25:16,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:25:16,576 INFO L480 AbstractCegarLoop]: Abstraction has 267 states and 360 transitions. [2018-12-08 20:25:16,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 20:25:16,576 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 360 transitions. [2018-12-08 20:25:16,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 20:25:16,577 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:25:16,577 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:25:16,577 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:25:16,577 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:25:16,578 INFO L82 PathProgramCache]: Analyzing trace with hash -1493062156, now seen corresponding path program 1 times [2018-12-08 20:25:16,578 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 20:25:16,578 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/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 [2018-12-08 20:25:16,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:25:16,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:25:16,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 20:25:16,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:25:16,879 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 20:25:16,889 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:25:16,889 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 20:25:16,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 20:25:16,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 20:25:16,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-08 20:25:16,890 INFO L87 Difference]: Start difference. First operand 267 states and 360 transitions. Second operand 7 states. [2018-12-08 20:25:17,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:25:17,126 INFO L93 Difference]: Finished difference Result 282 states and 375 transitions. [2018-12-08 20:25:17,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 20:25:17,127 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2018-12-08 20:25:17,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:25:17,128 INFO L225 Difference]: With dead ends: 282 [2018-12-08 20:25:17,128 INFO L226 Difference]: Without dead ends: 66 [2018-12-08 20:25:17,129 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-12-08 20:25:17,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-12-08 20:25:17,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2018-12-08 20:25:17,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-12-08 20:25:17,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 74 transitions. [2018-12-08 20:25:17,132 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 74 transitions. Word has length 19 [2018-12-08 20:25:17,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:25:17,132 INFO L480 AbstractCegarLoop]: Abstraction has 66 states and 74 transitions. [2018-12-08 20:25:17,133 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 20:25:17,133 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2018-12-08 20:25:17,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 20:25:17,133 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:25:17,133 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:25:17,133 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:25:17,134 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:25:17,134 INFO L82 PathProgramCache]: Analyzing trace with hash -1240664530, now seen corresponding path program 1 times [2018-12-08 20:25:17,135 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 20:25:17,135 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/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 [2018-12-08 20:25:17,138 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:25:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:25:19,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 20:25:19,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:25:19,201 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 20:25:19,228 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:25:19,228 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-08 20:25:19,229 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 20:25:19,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 20:25:19,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-08 20:25:19,229 INFO L87 Difference]: Start difference. First operand 66 states and 74 transitions. Second operand 9 states. [2018-12-08 20:25:30,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:25:30,141 INFO L93 Difference]: Finished difference Result 86 states and 94 transitions. [2018-12-08 20:25:30,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-08 20:25:30,142 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 30 [2018-12-08 20:25:30,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:25:30,142 INFO L225 Difference]: With dead ends: 86 [2018-12-08 20:25:30,143 INFO L226 Difference]: Without dead ends: 50 [2018-12-08 20:25:30,143 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2018-12-08 20:25:30,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-12-08 20:25:30,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-12-08 20:25:30,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-12-08 20:25:30,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 52 transitions. [2018-12-08 20:25:30,146 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 52 transitions. Word has length 30 [2018-12-08 20:25:30,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:25:30,146 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 52 transitions. [2018-12-08 20:25:30,146 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 20:25:30,146 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2018-12-08 20:25:30,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-08 20:25:30,146 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:25:30,146 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:25:30,146 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:25:30,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:25:30,147 INFO L82 PathProgramCache]: Analyzing trace with hash 1850906156, now seen corresponding path program 1 times [2018-12-08 20:25:30,147 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 20:25:30,147 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/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 [2018-12-08 20:25:30,150 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:25:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:25:30,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 20:25:30,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:25:30,467 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 20:25:30,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:25:30,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-12-08 20:25:30,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-08 20:25:30,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-08 20:25:30,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-12-08 20:25:30,478 INFO L87 Difference]: Start difference. First operand 50 states and 52 transitions. Second operand 11 states. [2018-12-08 20:25:31,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:25:31,818 INFO L93 Difference]: Finished difference Result 61 states and 63 transitions. [2018-12-08 20:25:31,818 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-08 20:25:31,819 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 31 [2018-12-08 20:25:31,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:25:31,819 INFO L225 Difference]: With dead ends: 61 [2018-12-08 20:25:31,819 INFO L226 Difference]: Without dead ends: 58 [2018-12-08 20:25:31,820 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2018-12-08 20:25:31,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-12-08 20:25:31,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2018-12-08 20:25:31,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-12-08 20:25:31,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 60 transitions. [2018-12-08 20:25:31,825 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 60 transitions. Word has length 31 [2018-12-08 20:25:31,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:25:31,826 INFO L480 AbstractCegarLoop]: Abstraction has 58 states and 60 transitions. [2018-12-08 20:25:31,826 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-08 20:25:31,826 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 60 transitions. [2018-12-08 20:25:31,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-08 20:25:31,827 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:25:31,827 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:25:31,827 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:25:31,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:25:31,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1742996562, now seen corresponding path program 1 times [2018-12-08 20:25:31,828 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 20:25:31,828 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-12-08 20:25:31,831 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:25:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:25:32,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 20:25:32,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:25:32,195 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 20:25:32,208 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:25:32,208 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 20:25:32,208 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 20:25:32,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 20:25:32,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 20:25:32,209 INFO L87 Difference]: Start difference. First operand 58 states and 60 transitions. Second operand 4 states. [2018-12-08 20:25:32,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:25:32,519 INFO L93 Difference]: Finished difference Result 69 states and 70 transitions. [2018-12-08 20:25:32,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 20:25:32,519 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2018-12-08 20:25:32,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:25:32,520 INFO L225 Difference]: With dead ends: 69 [2018-12-08 20:25:32,520 INFO L226 Difference]: Without dead ends: 40 [2018-12-08 20:25:32,520 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 20:25:32,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-12-08 20:25:32,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-12-08 20:25:32,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-12-08 20:25:32,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 39 transitions. [2018-12-08 20:25:32,522 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 39 transitions. Word has length 31 [2018-12-08 20:25:32,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:25:32,522 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 39 transitions. [2018-12-08 20:25:32,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 20:25:32,522 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 39 transitions. [2018-12-08 20:25:32,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-08 20:25:32,523 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:25:32,523 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:25:32,523 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:25:32,523 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:25:32,523 INFO L82 PathProgramCache]: Analyzing trace with hash 718761474, now seen corresponding path program 1 times [2018-12-08 20:25:32,523 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 20:25:32,524 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-12-08 20:25:32,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:25:32,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:25:32,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 20:25:33,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:25:33,025 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 20:25:33,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:25:33,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-12-08 20:25:33,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-08 20:25:33,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-08 20:25:33,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2018-12-08 20:25:33,036 INFO L87 Difference]: Start difference. First operand 40 states and 39 transitions. Second operand 16 states. [2018-12-08 20:25:33,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:25:33,762 INFO L93 Difference]: Finished difference Result 40 states and 39 transitions. [2018-12-08 20:25:33,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-08 20:25:33,762 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 39 [2018-12-08 20:25:33,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:25:33,763 INFO L225 Difference]: With dead ends: 40 [2018-12-08 20:25:33,763 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 20:25:33,763 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2018-12-08 20:25:33,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 20:25:33,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 20:25:33,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 20:25:33,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 20:25:33,764 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2018-12-08 20:25:33,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:25:33,764 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 20:25:33,764 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-08 20:25:33,764 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 20:25:33,764 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 20:25:33,767 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 20:25:33,949 INFO L444 ceAbstractionStarter]: At program point L597(line 597) the Hoare annotation is: (and (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (not (bvsle (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) (_ bv1061752794 32))) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) tan_float_~ix~6) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (= tan_float_~x |tan_float_#in~x|)) [2018-12-08 20:25:33,949 INFO L448 ceAbstractionStarter]: For program point L597-1(line 597) no Hoare annotation was computed. [2018-12-08 20:25:33,949 INFO L448 ceAbstractionStarter]: For program point tan_floatFINAL(lines 579 600) no Hoare annotation was computed. [2018-12-08 20:25:33,949 INFO L448 ceAbstractionStarter]: For program point L593(lines 593 599) no Hoare annotation was computed. [2018-12-08 20:25:33,949 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (and (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) tan_float_~ix~6) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (= tan_float_~x |tan_float_#in~x|)) [2018-12-08 20:25:33,949 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-12-08 20:25:33,949 INFO L448 ceAbstractionStarter]: For program point tan_floatEXIT(lines 579 600) no Hoare annotation was computed. [2018-12-08 20:25:33,949 INFO L448 ceAbstractionStarter]: For program point L583-1(lines 583 587) no Hoare annotation was computed. [2018-12-08 20:25:33,949 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 587) the Hoare annotation is: (= tan_float_~x |tan_float_#in~x|) [2018-12-08 20:25:33,949 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 583 587) no Hoare annotation was computed. [2018-12-08 20:25:33,949 INFO L451 ceAbstractionStarter]: At program point tan_floatENTRY(lines 579 600) the Hoare annotation is: true [2018-12-08 20:25:33,949 INFO L444 ceAbstractionStarter]: At program point L598(line 598) the Hoare annotation is: (and (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (not (bvsle (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) (_ bv1061752794 32))) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) tan_float_~ix~6) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (= tan_float_~x |tan_float_#in~x|)) [2018-12-08 20:25:33,950 INFO L448 ceAbstractionStarter]: For program point L598-1(line 598) no Hoare annotation was computed. [2018-12-08 20:25:33,950 INFO L448 ceAbstractionStarter]: For program point L590(lines 590 599) no Hoare annotation was computed. [2018-12-08 20:25:33,950 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 20:25:33,950 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-08 20:25:33,950 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 20:25:33,950 INFO L448 ceAbstractionStarter]: For program point L283-2(lines 283 284) no Hoare annotation was computed. [2018-12-08 20:25:33,950 INFO L451 ceAbstractionStarter]: At program point L283-3(lines 283 284) the Hoare annotation is: true [2018-12-08 20:25:33,950 INFO L448 ceAbstractionStarter]: For program point L283-4(lines 283 284) no Hoare annotation was computed. [2018-12-08 20:25:33,950 INFO L451 ceAbstractionStarter]: At program point __kernel_rem_pio2fENTRY(lines 159 330) the Hoare annotation is: true [2018-12-08 20:25:33,950 INFO L448 ceAbstractionStarter]: For program point L300-1(line 300) no Hoare annotation was computed. [2018-12-08 20:25:33,950 INFO L451 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: true [2018-12-08 20:25:33,950 INFO L448 ceAbstractionStarter]: For program point L234-1(line 234) no Hoare annotation was computed. [2018-12-08 20:25:33,950 INFO L448 ceAbstractionStarter]: For program point L317-2(lines 317 318) no Hoare annotation was computed. [2018-12-08 20:25:33,950 INFO L451 ceAbstractionStarter]: At program point L317-3(lines 317 318) the Hoare annotation is: true [2018-12-08 20:25:33,950 INFO L448 ceAbstractionStarter]: For program point L317-4(lines 288 328) no Hoare annotation was computed. [2018-12-08 20:25:33,950 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 170) no Hoare annotation was computed. [2018-12-08 20:25:33,951 INFO L448 ceAbstractionStarter]: For program point L169-2(lines 169 170) no Hoare annotation was computed. [2018-12-08 20:25:33,951 INFO L448 ceAbstractionStarter]: For program point L302-2(lines 302 303) no Hoare annotation was computed. [2018-12-08 20:25:33,951 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 206) no Hoare annotation was computed. [2018-12-08 20:25:33,951 INFO L451 ceAbstractionStarter]: At program point L302-3(lines 302 303) the Hoare annotation is: true [2018-12-08 20:25:33,951 INFO L448 ceAbstractionStarter]: For program point L302-4(lines 288 328) no Hoare annotation was computed. [2018-12-08 20:25:33,951 INFO L451 ceAbstractionStarter]: At program point L253(lines 160 330) the Hoare annotation is: true [2018-12-08 20:25:33,951 INFO L448 ceAbstractionStarter]: For program point L187-2(lines 187 191) no Hoare annotation was computed. [2018-12-08 20:25:33,951 INFO L451 ceAbstractionStarter]: At program point L187-3(lines 187 191) the Hoare annotation is: true [2018-12-08 20:25:33,951 INFO L451 ceAbstractionStarter]: At program point L187-4(lines 187 191) the Hoare annotation is: true [2018-12-08 20:25:33,951 INFO L448 ceAbstractionStarter]: For program point L221-1(lines 208 236) no Hoare annotation was computed. [2018-12-08 20:25:33,951 INFO L448 ceAbstractionStarter]: For program point L304-1(line 304) no Hoare annotation was computed. [2018-12-08 20:25:33,951 INFO L448 ceAbstractionStarter]: For program point L205(lines 205 206) no Hoare annotation was computed. [2018-12-08 20:25:33,951 INFO L448 ceAbstractionStarter]: For program point L238-1(lines 160 330) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L205-2(lines 160 330) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L451 ceAbstractionStarter]: At program point L288(lines 288 328) the Hoare annotation is: true [2018-12-08 20:25:33,952 INFO L451 ceAbstractionStarter]: At program point L222(lines 222 229) the Hoare annotation is: true [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L289(line 289) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L306(line 306) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L240-2(lines 240 241) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L451 ceAbstractionStarter]: At program point L240-3(lines 240 241) the Hoare annotation is: true [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L240-4(lines 238 255) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 311) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L208(lines 160 330) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L451 ceAbstractionStarter]: At program point L307-3(lines 307 311) the Hoare annotation is: true [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L307-4(lines 307 311) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L175-2(lines 175 176) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L451 ceAbstractionStarter]: At program point L175-3(lines 175 176) the Hoare annotation is: true [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L175-4(lines 175 176) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L291-2(lines 291 292) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L451 ceAbstractionStarter]: At program point L291-3(lines 291 292) the Hoare annotation is: true [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L291-4(lines 288 328) no Hoare annotation was computed. [2018-12-08 20:25:33,952 INFO L448 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L176-2(line 176) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L226(line 226) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L276(line 276) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L243-1(lines 243 244) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L243-3(lines 243 244) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L451 ceAbstractionStarter]: At program point L243-4(lines 243 244) the Hoare annotation is: true [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L243-5(lines 243 244) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L293-1(line 293) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L260-1(lines 260 263) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L451 ceAbstractionStarter]: At program point L194(line 194) the Hoare annotation is: true [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L194-1(line 194) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L451 ceAbstractionStarter]: At program point L260-3(lines 260 263) the Hoare annotation is: true [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L277-2(lines 277 280) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L451 ceAbstractionStarter]: At program point L277-3(lines 277 280) the Hoare annotation is: true [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L211-2(lines 211 220) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L277-4(lines 277 280) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L178-2(lines 178 182) no Hoare annotation was computed. [2018-12-08 20:25:33,953 INFO L451 ceAbstractionStarter]: At program point L211-3(lines 211 220) the Hoare annotation is: true [2018-12-08 20:25:33,953 INFO L451 ceAbstractionStarter]: At program point L178-3(lines 178 182) the Hoare annotation is: true [2018-12-08 20:25:33,953 INFO L448 ceAbstractionStarter]: For program point L211-4(lines 208 236) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L178-4(lines 178 182) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L179-2(lines 179 180) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L451 ceAbstractionStarter]: At program point L179-3(lines 179 180) the Hoare annotation is: true [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L179-4(lines 179 180) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L295(line 295) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L295-2(line 295) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L312-2(lines 312 316) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 219) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L451 ceAbstractionStarter]: At program point L312-3(lines 312 316) the Hoare annotation is: true [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L246-2(lines 246 251) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L312-4(lines 312 316) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L451 ceAbstractionStarter]: At program point L246-3(lines 246 251) the Hoare annotation is: true [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L246-4(lines 246 251) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fEXIT(lines 159 330) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L296(line 296) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 217) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 206) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L248-2(lines 248 249) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L451 ceAbstractionStarter]: At program point L248-3(lines 248 249) the Hoare annotation is: true [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L248-4(lines 248 249) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L451 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: true [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L265-1(line 265) no Hoare annotation was computed. [2018-12-08 20:25:33,954 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 299) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L451 ceAbstractionStarter]: At program point L298-3(lines 298 299) the Hoare annotation is: true [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L298-4(lines 288 328) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L282-2(lines 282 286) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L451 ceAbstractionStarter]: At program point L282-3(lines 282 286) the Hoare annotation is: true [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L282-4(lines 282 286) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fFINAL(lines 159 330) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 273) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 234) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L451 ceAbstractionStarter]: At program point L266-2(lines 257 274) the Hoare annotation is: true [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 132 145) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 132 145) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L451 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 132 145) the Hoare annotation is: true [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 143) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L139-1(lines 132 145) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L139-2(lines 139 143) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L451 ceAbstractionStarter]: At program point L134-2(lines 134 138) the Hoare annotation is: true [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L27(lines 27 31) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L44(lines 44 47) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 48) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 53) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L49-1(lines 14 55) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L49-2(lines 49 53) no Hoare annotation was computed. [2018-12-08 20:25:33,955 INFO L448 ceAbstractionStarter]: For program point L37(lines 37 41) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 31) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point floor_floatEXIT(lines 14 55) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L25(lines 25 42) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L17-1(lines 17 21) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L451 ceAbstractionStarter]: At program point L17-2(lines 17 21) the Hoare annotation is: true [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L17-3(lines 17 21) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L38-2(lines 38 39) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point floor_floatFINAL(lines 14 55) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L26(lines 26 32) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L451 ceAbstractionStarter]: At program point floor_floatENTRY(lines 14 55) the Hoare annotation is: true [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 36) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 68) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 57 75) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point copysign_floatEXIT(lines 57 75) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 73) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 57 75) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L69-2(lines 69 73) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 59 63) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L451 ceAbstractionStarter]: At program point L59-2(lines 59 63) the Hoare annotation is: true [2018-12-08 20:25:33,956 INFO L451 ceAbstractionStarter]: At program point copysign_floatENTRY(lines 57 75) the Hoare annotation is: true [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point copysign_floatFINAL(lines 57 75) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 485) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fEXIT(lines 371 487) no Hoare annotation was computed. [2018-12-08 20:25:33,956 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 398) no Hoare annotation was computed. [2018-12-08 20:25:33,957 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 391 398) no Hoare annotation was computed. [2018-12-08 20:25:33,957 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 387) no Hoare annotation was computed. [2018-12-08 20:25:33,957 INFO L448 ceAbstractionStarter]: For program point L425-1(lines 425 429) no Hoare annotation was computed. [2018-12-08 20:25:33,957 INFO L451 ceAbstractionStarter]: At program point L425-2(lines 425 429) the Hoare annotation is: true [2018-12-08 20:25:33,957 INFO L448 ceAbstractionStarter]: For program point L425-3(lines 425 429) no Hoare annotation was computed. [2018-12-08 20:25:33,957 INFO L448 ceAbstractionStarter]: For program point L467-1(lines 467 471) no Hoare annotation was computed. [2018-12-08 20:25:33,957 INFO L451 ceAbstractionStarter]: At program point L467-2(lines 467 471) the Hoare annotation is: true [2018-12-08 20:25:33,957 INFO L448 ceAbstractionStarter]: For program point L467-3(lines 467 471) no Hoare annotation was computed. [2018-12-08 20:25:33,957 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fFINAL(lines 371 487) no Hoare annotation was computed. [2018-12-08 20:25:33,957 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 449) no Hoare annotation was computed. [2018-12-08 20:25:33,957 INFO L448 ceAbstractionStarter]: For program point L377-1(lines 377 381) no Hoare annotation was computed. [2018-12-08 20:25:33,957 INFO L451 ceAbstractionStarter]: At program point L377-2(lines 377 381) the Hoare annotation is: true [2018-12-08 20:25:33,957 INFO L448 ceAbstractionStarter]: For program point L377-3(lines 377 381) no Hoare annotation was computed. [2018-12-08 20:25:33,957 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 409) no Hoare annotation was computed. [2018-12-08 20:25:33,957 INFO L448 ceAbstractionStarter]: For program point L402-2(lines 402 409) no Hoare annotation was computed. [2018-12-08 20:25:33,958 INFO L451 ceAbstractionStarter]: At program point __ieee754_rem_pio2fENTRY(lines 371 487) the Hoare annotation is: true [2018-12-08 20:25:33,958 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-12-08 20:25:33,958 INFO L448 ceAbstractionStarter]: For program point L419-2(lines 419 451) no Hoare annotation was computed. [2018-12-08 20:25:33,958 INFO L448 ceAbstractionStarter]: For program point L461(lines 461 464) no Hoare annotation was computed. [2018-12-08 20:25:33,958 INFO L448 ceAbstractionStarter]: For program point L453(lines 453 458) no Hoare annotation was computed. [2018-12-08 20:25:33,958 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 478 479) no Hoare annotation was computed. [2018-12-08 20:25:33,958 INFO L451 ceAbstractionStarter]: At program point L478-3(lines 478 479) the Hoare annotation is: true [2018-12-08 20:25:33,958 INFO L451 ceAbstractionStarter]: At program point L478-4(lines 478 479) the Hoare annotation is: true [2018-12-08 20:25:33,958 INFO L448 ceAbstractionStarter]: For program point L437-1(lines 437 441) no Hoare annotation was computed. [2018-12-08 20:25:33,958 INFO L451 ceAbstractionStarter]: At program point L437-2(lines 437 441) the Hoare annotation is: true [2018-12-08 20:25:33,958 INFO L448 ceAbstractionStarter]: For program point L437-3(lines 437 441) no Hoare annotation was computed. [2018-12-08 20:25:33,958 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 412) no Hoare annotation was computed. [2018-12-08 20:25:33,958 INFO L448 ceAbstractionStarter]: For program point L413(lines 413 459) no Hoare annotation was computed. [2018-12-08 20:25:33,958 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 411) no Hoare annotation was computed. [2018-12-08 20:25:33,958 INFO L448 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2018-12-08 20:25:33,959 INFO L451 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2018-12-08 20:25:33,959 INFO L448 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-12-08 20:25:33,959 INFO L448 ceAbstractionStarter]: For program point L472-2(lines 472 475) no Hoare annotation was computed. [2018-12-08 20:25:33,959 INFO L451 ceAbstractionStarter]: At program point L472-3(lines 472 475) the Hoare annotation is: true [2018-12-08 20:25:33,959 INFO L448 ceAbstractionStarter]: For program point L472-4(lines 472 475) no Hoare annotation was computed. [2018-12-08 20:25:33,959 INFO L448 ceAbstractionStarter]: For program point L431(lines 431 450) no Hoare annotation was computed. [2018-12-08 20:25:33,959 INFO L448 ceAbstractionStarter]: For program point L431-1(lines 419 451) no Hoare annotation was computed. [2018-12-08 20:25:33,959 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 20:25:33,959 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-08 20:25:33,959 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 20:25:33,959 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 20:25:33,959 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 614 632) the Hoare annotation is: true [2018-12-08 20:25:33,959 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 614 632) no Hoare annotation was computed. [2018-12-08 20:25:33,960 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 627) no Hoare annotation was computed. [2018-12-08 20:25:33,960 INFO L448 ceAbstractionStarter]: For program point L627(line 627) no Hoare annotation was computed. [2018-12-08 20:25:33,960 INFO L448 ceAbstractionStarter]: For program point L626(line 626) no Hoare annotation was computed. [2018-12-08 20:25:33,960 INFO L444 ceAbstractionStarter]: At program point L626-1(line 626) the Hoare annotation is: (and (= (_ +zero 8 24) main_~x~0) (= (_ +zero 8 24) main_~res~0) |main_#t~short159|) [2018-12-08 20:25:33,960 INFO L448 ceAbstractionStarter]: For program point L626-2(line 626) no Hoare annotation was computed. [2018-12-08 20:25:33,960 INFO L444 ceAbstractionStarter]: At program point L623(line 623) the Hoare annotation is: (= (_ +zero 8 24) main_~x~0) [2018-12-08 20:25:33,960 INFO L448 ceAbstractionStarter]: For program point L623-1(line 623) no Hoare annotation was computed. [2018-12-08 20:25:33,960 INFO L448 ceAbstractionStarter]: For program point L626-4(lines 626 629) no Hoare annotation was computed. [2018-12-08 20:25:33,960 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 614 632) no Hoare annotation was computed. [2018-12-08 20:25:33,960 INFO L451 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: true [2018-12-08 20:25:33,960 INFO L448 ceAbstractionStarter]: For program point L122-1(line 122) no Hoare annotation was computed. [2018-12-08 20:25:33,960 INFO L448 ceAbstractionStarter]: For program point L118(lines 118 123) no Hoare annotation was computed. [2018-12-08 20:25:33,960 INFO L448 ceAbstractionStarter]: For program point L85-1(lines 85 89) no Hoare annotation was computed. [2018-12-08 20:25:33,961 INFO L451 ceAbstractionStarter]: At program point L85-2(lines 85 89) the Hoare annotation is: true [2018-12-08 20:25:33,961 INFO L448 ceAbstractionStarter]: For program point L85-3(lines 85 89) no Hoare annotation was computed. [2018-12-08 20:25:33,961 INFO L448 ceAbstractionStarter]: For program point L110(lines 110 117) no Hoare annotation was computed. [2018-12-08 20:25:33,961 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 98 102) no Hoare annotation was computed. [2018-12-08 20:25:33,961 INFO L451 ceAbstractionStarter]: At program point L98-2(lines 98 102) the Hoare annotation is: true [2018-12-08 20:25:33,961 INFO L448 ceAbstractionStarter]: For program point L98-3(lines 98 102) no Hoare annotation was computed. [2018-12-08 20:25:33,961 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 95) no Hoare annotation was computed. [2018-12-08 20:25:33,961 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 122) no Hoare annotation was computed. [2018-12-08 20:25:33,961 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 111 115) no Hoare annotation was computed. [2018-12-08 20:25:33,961 INFO L451 ceAbstractionStarter]: At program point L111-2(lines 111 115) the Hoare annotation is: true [2018-12-08 20:25:33,961 INFO L448 ceAbstractionStarter]: For program point scalbn_floatFINAL(lines 81 131) no Hoare annotation was computed. [2018-12-08 20:25:33,961 INFO L448 ceAbstractionStarter]: For program point L111-3(lines 111 115) no Hoare annotation was computed. [2018-12-08 20:25:33,961 INFO L451 ceAbstractionStarter]: At program point L120(line 120) the Hoare annotation is: true [2018-12-08 20:25:33,961 INFO L448 ceAbstractionStarter]: For program point L120-1(line 120) no Hoare annotation was computed. [2018-12-08 20:25:33,961 INFO L448 ceAbstractionStarter]: For program point scalbn_floatEXIT(lines 81 131) no Hoare annotation was computed. [2018-12-08 20:25:33,961 INFO L451 ceAbstractionStarter]: At program point scalbn_floatENTRY(lines 81 131) the Hoare annotation is: true [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 109) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L104(lines 104 105) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L96(lines 96 106) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L96-2(lines 96 106) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 93) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L451 ceAbstractionStarter]: At program point L125-2(lines 125 129) the Hoare annotation is: true [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L125-3(lines 125 129) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L451 ceAbstractionStarter]: At program point L109(line 109) the Hoare annotation is: true [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L109-1(line 109) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L510(lines 510 513) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 502 506) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L444 ceAbstractionStarter]: At program point L502-2(lines 502 506) the Hoare annotation is: (and (= __kernel_tanf_~x |__kernel_tanf_#in~x|) (= __kernel_tanf_~iy |__kernel_tanf_#in~iy|)) [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L502-3(lines 502 506) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 564 568) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L444 ceAbstractionStarter]: At program point L564-2(lines 564 568) the Hoare annotation is: (exists ((__kernel_tanf_~hx~2 (_ BitVec 32))) (and (not (bvslt (bvand (_ bv2147483647 32) __kernel_tanf_~hx~2) (_ bv830472192 32))) (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|))) [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point __kernel_tanfFINAL(lines 499 577) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L444 ceAbstractionStarter]: At program point L552-2(lines 552 556) the Hoare annotation is: (exists ((__kernel_tanf_~hx~2 (_ BitVec 32))) (and (not (bvslt (bvand (_ bv2147483647 32) __kernel_tanf_~hx~2) (_ bv830472192 32))) (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|))) [2018-12-08 20:25:33,962 INFO L444 ceAbstractionStarter]: At program point L511(line 511) the Hoare annotation is: (and (exists ((__kernel_tanf_~hx~2 (_ BitVec 32))) (and (= __kernel_tanf_~ix~5 (bvand (_ bv2147483647 32) __kernel_tanf_~hx~2)) (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|))) (not (= (bvadd |__kernel_tanf_#in~iy| (_ bv4294967295 32)) (_ bv0 32))) (= __kernel_tanf_~x |__kernel_tanf_#in~x|) (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|) (= __kernel_tanf_~iy |__kernel_tanf_#in~iy|)) [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L511-1(line 511) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 544) no Hoare annotation was computed. [2018-12-08 20:25:33,962 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L569-1(lines 547 576) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L569-2(lines 569 573) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point __kernel_tanfEXIT(lines 499 577) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 561) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L451 ceAbstractionStarter]: At program point __kernel_tanfENTRY(lines 499 577) the Hoare annotation is: true [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L557-1(lines 547 576) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 516 525) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 576) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 515) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L508-2(lines 499 577) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 520) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L517-2(lines 517 520) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L513(line 513) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L513-2(line 513) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 514) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L605-1(lines 605 609) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L444 ceAbstractionStarter]: At program point L605-2(lines 605 609) the Hoare annotation is: (= |__signbit_float_#in~x| __signbit_float_~x) [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point L605-3(lines 605 609) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point __signbit_floatFINAL(lines 602 612) no Hoare annotation was computed. [2018-12-08 20:25:33,963 INFO L451 ceAbstractionStarter]: At program point __signbit_floatENTRY(lines 602 612) the Hoare annotation is: true [2018-12-08 20:25:33,963 INFO L448 ceAbstractionStarter]: For program point __signbit_floatEXIT(lines 602 612) no Hoare annotation was computed. [2018-12-08 20:25:33,971 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,971 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,972 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,972 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,972 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,972 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,972 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,972 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,973 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,974 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,974 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,974 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,974 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,974 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,975 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,975 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:33,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 08:25:33 BoogieIcfgContainer [2018-12-08 20:25:33,976 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 20:25:33,977 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 20:25:33,977 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 20:25:33,977 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 20:25:33,977 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:25:16" (3/4) ... [2018-12-08 20:25:33,979 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 20:25:33,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tan_float [2018-12-08 20:25:33,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 20:25:33,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_rem_pio2f [2018-12-08 20:25:33,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-12-08 20:25:33,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure floor_float [2018-12-08 20:25:33,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2018-12-08 20:25:33,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_rem_pio2f [2018-12-08 20:25:33,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 20:25:33,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2018-12-08 20:25:33,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_tanf [2018-12-08 20:25:33,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __signbit_float [2018-12-08 20:25:33,995 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 279 nodes and edges [2018-12-08 20:25:33,996 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 145 nodes and edges [2018-12-08 20:25:33,996 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-12-08 20:25:33,997 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-08 20:25:33,998 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-08 20:25:33,999 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 20:25:33,999 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 20:25:34,000 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 20:25:34,016 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-12-08 20:25:34,016 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-12-08 20:25:34,017 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && iy == \old(iy) [2018-12-08 20:25:34,018 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists __kernel_tanf_~hx~2 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, __kernel_tanf_~hx~2), 830472192bv32) && ~fp~LONGDOUBLE(__kernel_tanf_~hx~2[31:31], __kernel_tanf_~hx~2[30:23], __kernel_tanf_~hx~2[22:0]) == \old(x)) [2018-12-08 20:25:34,072 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d84325b7-374c-4261-b276-dbf41695aa71/bin-2019/uautomizer/witness.graphml [2018-12-08 20:25:34,072 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 20:25:34,073 INFO L168 Benchmark]: Toolchain (without parser) took 42215.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 211.3 MB). Free memory was 939.3 MB in the beginning and 930.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 220.6 MB. Max. memory is 11.5 GB. [2018-12-08 20:25:34,073 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:25:34,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. [2018-12-08 20:25:34,074 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.85 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. [2018-12-08 20:25:34,074 INFO L168 Benchmark]: Boogie Preprocessor took 55.59 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. [2018-12-08 20:25:34,074 INFO L168 Benchmark]: RCFGBuilder took 23848.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 958.5 MB in the end (delta: 150.1 MB). Peak memory consumption was 150.1 MB. Max. memory is 11.5 GB. [2018-12-08 20:25:34,074 INFO L168 Benchmark]: TraceAbstraction took 17834.67 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 68.7 MB). Free memory was 958.5 MB in the beginning and 952.3 MB in the end (delta: 6.2 MB). Peak memory consumption was 74.9 MB. Max. memory is 11.5 GB. [2018-12-08 20:25:34,074 INFO L168 Benchmark]: Witness Printer took 95.58 ms. Allocated memory is still 1.2 GB. Free memory was 952.3 MB in the beginning and 930.0 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-12-08 20:25:34,075 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 351.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.85 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 55.59 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 23848.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 958.5 MB in the end (delta: 150.1 MB). Peak memory consumption was 150.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 17834.67 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 68.7 MB). Free memory was 958.5 MB in the beginning and 952.3 MB in the end (delta: 6.2 MB). Peak memory consumption was 74.9 MB. Max. memory is 11.5 GB. * Witness Printer took 95.58 ms. Allocated memory is still 1.2 GB. Free memory was 952.3 MB in the beginning and 930.0 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 627]: 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: 502]: Loop Invariant Derived loop invariant: x == \old(x) && iy == \old(iy) - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 298]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 564]: Loop Invariant [2018-12-08 20:25:34,078 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,078 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,078 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,078 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,078 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,078 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,078 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,078 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] Derived loop invariant: (\exists __kernel_tanf_~hx~2 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, __kernel_tanf_~hx~2), 830472192bv32) && ~fp~LONGDOUBLE(__kernel_tanf_~hx~2[31:31], __kernel_tanf_~hx~2[30:23], __kernel_tanf_~hx~2[22:0]) == \old(x)) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant [2018-12-08 20:25:34,079 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,079 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,079 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,079 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,080 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,080 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,080 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-08 20:25:34,080 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] Derived loop invariant: (\exists __kernel_tanf_~hx~2 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, __kernel_tanf_~hx~2), 830472192bv32) && ~fp~LONGDOUBLE(__kernel_tanf_~hx~2[31:31], __kernel_tanf_~hx~2[30:23], __kernel_tanf_~hx~2[22:0]) == \old(x)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 271 locations, 1 error locations. SAFE Result, 17.7s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 13.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 886 SDtfs, 139 SDslu, 2756 SDs, 0 SdLazy, 467 SolverSat, 36 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 12.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 186 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=271occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 203 PreInvPairs, 285 NumberOfFragments, 248 HoareAnnotationTreeSize, 203 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 69 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 162 ConstructedInterpolants, 15 QuantifiedInterpolants, 18979 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2795 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...