./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0460.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2880296f Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0460.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8f0f01afc4ff6f43b4bc9d2fa2add6f57b41dad4 ................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0460.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8f0f01afc4ff6f43b4bc9d2fa2add6f57b41dad4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-2880296 [2020-12-02 15:11:20,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:11:20,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:11:20,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:11:20,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:11:20,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:11:20,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:11:20,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:11:20,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:11:20,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:11:20,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:11:20,191 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:11:20,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:11:20,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:11:20,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:11:20,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:11:20,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:11:20,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:11:20,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:11:20,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:11:20,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:11:20,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:11:20,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:11:20,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:11:20,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:11:20,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:11:20,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:11:20,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:11:20,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:11:20,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:11:20,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:11:20,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:11:20,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:11:20,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:11:20,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:11:20,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:11:20,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:11:20,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:11:20,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:11:20,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:11:20,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:11:20,269 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 15:11:20,329 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:11:20,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:11:20,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:11:20,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:11:20,336 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:11:20,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:11:20,336 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:11:20,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 15:11:20,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:11:20,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:11:20,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:11:20,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:11:20,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:11:20,339 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:11:20,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:11:20,340 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:11:20,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:11:20,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:11:20,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:11:20,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:11:20,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:11:20,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:11:20,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:11:20,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:11:20,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:11:20,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 15:11:20,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 15:11:20,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:11:20,344 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:11:20,344 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f0f01afc4ff6f43b4bc9d2fa2add6f57b41dad4 [2020-12-02 15:11:20,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:11:20,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:11:20,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:11:20,845 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:11:20,848 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:11:20,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0460.c [2020-12-02 15:11:20,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fdd2b7fc/3a0ddd6c18af4914aa9cc0bb65adcca5/FLAGfd282f589 [2020-12-02 15:11:21,678 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:11:21,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0460.c [2020-12-02 15:11:21,693 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fdd2b7fc/3a0ddd6c18af4914aa9cc0bb65adcca5/FLAGfd282f589 [2020-12-02 15:11:21,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fdd2b7fc/3a0ddd6c18af4914aa9cc0bb65adcca5 [2020-12-02 15:11:21,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:11:21,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:11:21,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:11:21,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:11:21,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:11:21,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:11:21" (1/1) ... [2020-12-02 15:11:22,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1976d80e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:22, skipping insertion in model container [2020-12-02 15:11:22,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:11:21" (1/1) ... [2020-12-02 15:11:22,013 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:11:22,040 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:11:22,348 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0460.c[5763,5776] [2020-12-02 15:11:22,357 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:11:22,386 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 15:11:22,466 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0460.c[5763,5776] [2020-12-02 15:11:22,467 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:11:22,489 INFO L217 MainTranslator]: Completed translation [2020-12-02 15:11:22,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:22 WrapperNode [2020-12-02 15:11:22,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 15:11:22,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 15:11:22,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 15:11:22,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 15:11:22,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:22" (1/1) ... [2020-12-02 15:11:22,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:22" (1/1) ... [2020-12-02 15:11:22,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 15:11:22,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 15:11:22,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 15:11:22,579 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 15:11:22,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:22" (1/1) ... [2020-12-02 15:11:22,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:22" (1/1) ... [2020-12-02 15:11:22,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:22" (1/1) ... [2020-12-02 15:11:22,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:22" (1/1) ... [2020-12-02 15:11:22,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:22" (1/1) ... [2020-12-02 15:11:22,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:22" (1/1) ... [2020-12-02 15:11:22,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:22" (1/1) ... [2020-12-02 15:11:22,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 15:11:22,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 15:11:22,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 15:11:22,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 15:11:22,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-12-02 15:11:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-02 15:11:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 15:11:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-02 15:11:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-02 15:11:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-02 15:11:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 15:11:22,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 15:11:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-02 15:11:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 15:11:23,762 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 15:11:23,763 INFO L298 CfgBuilder]: Removed 34 assume(true) statements. [2020-12-02 15:11:23,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:11:23 BoogieIcfgContainer [2020-12-02 15:11:23,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 15:11:23,767 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 15:11:23,767 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 15:11:23,771 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 15:11:23,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:11:21" (1/3) ... [2020-12-02 15:11:23,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72bc614f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:11:23, skipping insertion in model container [2020-12-02 15:11:23,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:22" (2/3) ... [2020-12-02 15:11:23,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72bc614f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:11:23, skipping insertion in model container [2020-12-02 15:11:23,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:11:23" (3/3) ... [2020-12-02 15:11:23,774 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0460.c [2020-12-02 15:11:23,789 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 15:11:23,794 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 15:11:23,805 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 15:11:23,836 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 15:11:23,837 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 15:11:23,837 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 15:11:23,837 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 15:11:23,837 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 15:11:23,837 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 15:11:23,837 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 15:11:23,838 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 15:11:23,857 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states. [2020-12-02 15:11:23,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 15:11:23,865 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:11:23,866 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:11:23,866 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:11:23,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:11:23,873 INFO L82 PathProgramCache]: Analyzing trace with hash 8448415, now seen corresponding path program 1 times [2020-12-02 15:11:23,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 15:11:23,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182866819] [2020-12-02 15:11:23,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 15:11:24,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:11:24,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:11:24,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182866819] [2020-12-02 15:11:24,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:11:24,068 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-02 15:11:24,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83102421] [2020-12-02 15:11:24,074 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 15:11:24,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-02 15:11:24,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 15:11:24,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:11:24,094 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 2 states. [2020-12-02 15:11:24,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:11:24,131 INFO L93 Difference]: Finished difference Result 209 states and 346 transitions. [2020-12-02 15:11:24,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 15:11:24,132 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2020-12-02 15:11:24,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:11:24,145 INFO L225 Difference]: With dead ends: 209 [2020-12-02 15:11:24,146 INFO L226 Difference]: Without dead ends: 102 [2020-12-02 15:11:24,149 INFO L677 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 [2020-12-02 15:11:24,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-12-02 15:11:24,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2020-12-02 15:11:24,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-12-02 15:11:24,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 147 transitions. [2020-12-02 15:11:24,206 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 147 transitions. Word has length 12 [2020-12-02 15:11:24,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:11:24,206 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 147 transitions. [2020-12-02 15:11:24,206 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 15:11:24,207 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 147 transitions. [2020-12-02 15:11:24,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-02 15:11:24,207 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:11:24,208 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:11:24,208 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-02 15:11:24,208 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:11:24,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:11:24,209 INFO L82 PathProgramCache]: Analyzing trace with hash -409380025, now seen corresponding path program 1 times [2020-12-02 15:11:24,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 15:11:24,210 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190448891] [2020-12-02 15:11:24,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 15:11:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 15:11:24,279 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 15:11:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 15:11:24,381 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 15:11:24,418 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-02 15:11:24,419 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-02 15:11:24,420 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-02 15:11:24,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:11:24 BoogieIcfgContainer [2020-12-02 15:11:24,474 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 15:11:24,475 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 15:11:24,475 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 15:11:24,475 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 15:11:24,477 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:11:23" (3/4) ... [2020-12-02 15:11:24,481 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-02 15:11:24,481 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 15:11:24,488 INFO L168 Benchmark]: Toolchain (without parser) took 2491.67 ms. Allocated memory was 46.1 MB in the beginning and 69.2 MB in the end (delta: 23.1 MB). Free memory was 23.9 MB in the beginning and 45.1 MB in the end (delta: -21.2 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.1 GB. [2020-12-02 15:11:24,490 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 46.1 MB. Free memory was 26.6 MB in the beginning and 26.5 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:11:24,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 505.68 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 23.7 MB in the beginning and 41.3 MB in the end (delta: -17.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:11:24,494 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.76 ms. Allocated memory is still 56.6 MB. Free memory was 41.3 MB in the beginning and 37.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 15:11:24,495 INFO L168 Benchmark]: Boogie Preprocessor took 90.44 ms. Allocated memory is still 56.6 MB. Free memory was 37.9 MB in the beginning and 35.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:11:24,497 INFO L168 Benchmark]: RCFGBuilder took 1095.09 ms. Allocated memory is still 56.6 MB. Free memory was 35.0 MB in the beginning and 27.5 MB in the end (delta: 7.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2020-12-02 15:11:24,500 INFO L168 Benchmark]: TraceAbstraction took 707.13 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 26.9 MB in the beginning and 45.5 MB in the end (delta: -18.6 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. [2020-12-02 15:11:24,502 INFO L168 Benchmark]: Witness Printer took 6.25 ms. Allocated memory is still 69.2 MB. Free memory was 45.5 MB in the beginning and 45.1 MB in the end (delta: 399.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:11:24,512 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 46.1 MB. Free memory was 26.6 MB in the beginning and 26.5 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 505.68 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 23.7 MB in the beginning and 41.3 MB in the end (delta: -17.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 77.76 ms. Allocated memory is still 56.6 MB. Free memory was 41.3 MB in the beginning and 37.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 90.44 ms. Allocated memory is still 56.6 MB. Free memory was 37.9 MB in the beginning and 35.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1095.09 ms. Allocated memory is still 56.6 MB. Free memory was 35.0 MB in the beginning and 27.5 MB in the end (delta: 7.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 707.13 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 26.9 MB in the beginning and 45.5 MB in the end (delta: -18.6 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. * Witness Printer took 6.25 ms. Allocated memory is still 69.2 MB. Free memory was 45.5 MB in the beginning and 45.1 MB in the end (delta: 399.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 231]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLE_SMToperation at line 134, overapproximation of bitwiseAnd at line 152, overapproximation of someBinaryArithmeticDOUBLE_SMToperation at line 170, overapproximation of someBinaryDOUBLE_SMTComparisonOperation at line 215. Possible FailurePath: [L17] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L129-L142] static const double one_acos = 1.00000000000000000000e+00, pi = 3.14159265358979311600e+00, pio2_hi_acos = 1.57079632679489655800e+00, pio2_lo_acos = 6.12323399573676603587e-17, pS0_acos = 1.66666666666666657415e-01, pS1_acos = -3.25565818622400915405e-01, pS2_acos = 2.01212532134862925881e-01, pS3_acos = -4.00555345006794114027e-02, pS4_acos = 7.91534994289814532176e-04, pS5_acos = 3.47933107596021167570e-05, qS1_acos = -2.40339491173441421878e+00, qS2_acos = 2.02094576023350569471e+00, qS3_acos = -6.88283971605453293030e-01, qS4_acos = 7.70381505559019352791e-02; VAL [one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L223] double x = __VERIFIER_nondet_double(); [L225] COND TRUE x < -1.0 || x > 1.0 [L145] double z, p, q, r, w, s, c, df; [L146] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L148] ieee_double_shape_type gh_u; [L149] gh_u.value = (x) [L150] EXPR gh_u.parts.msw [L150] (hx) = gh_u.parts.msw [L152] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L153] COND FALSE !(ix >= 0x3ff00000) VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L168] COND TRUE ix < 0x3fe00000 VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L169] COND TRUE ix <= 0x3c600000 [L170] return pio2_hi_acos + pio2_lo_acos; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L227] double res = __ieee754_acos(x); [L215] return x != x; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L230] COND TRUE !isnan_double(res) [L231] reach_error() VAL [one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 106 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 152 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=106occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: 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 0.2.0-2880296 [2020-12-02 15:11:27,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:11:27,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:11:27,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:11:27,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:11:27,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:11:27,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:11:27,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:11:27,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:11:27,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:11:27,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:11:27,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:11:27,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:11:27,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:11:27,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:11:27,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:11:27,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:11:27,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:11:27,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:11:27,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:11:27,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:11:27,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:11:27,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:11:27,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:11:27,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:11:27,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:11:27,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:11:27,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:11:27,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:11:27,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:11:27,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:11:27,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:11:27,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:11:27,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:11:27,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:11:27,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:11:27,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:11:27,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:11:27,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:11:27,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:11:27,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:11:27,316 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 15:11:27,369 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:11:27,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:11:27,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:11:27,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:11:27,377 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:11:27,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:11:27,378 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:11:27,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:11:27,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:11:27,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:11:27,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:11:27,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:11:27,380 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 15:11:27,380 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 15:11:27,381 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:11:27,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:11:27,381 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:11:27,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:11:27,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:11:27,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:11:27,382 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:11:27,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:11:27,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:11:27,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:11:27,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:11:27,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:11:27,384 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 15:11:27,384 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-02 15:11:27,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:11:27,384 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:11:27,385 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 15:11:27,385 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f0f01afc4ff6f43b4bc9d2fa2add6f57b41dad4 [2020-12-02 15:11:27,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:11:27,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:11:27,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:11:27,884 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:11:27,885 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:11:27,886 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0460.c [2020-12-02 15:11:27,983 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df999edf4/47f23624cba14856af88f20b402aca41/FLAG197d65141 [2020-12-02 15:11:28,719 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:11:28,720 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0460.c [2020-12-02 15:11:28,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df999edf4/47f23624cba14856af88f20b402aca41/FLAG197d65141 [2020-12-02 15:11:29,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df999edf4/47f23624cba14856af88f20b402aca41 [2020-12-02 15:11:29,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:11:29,019 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:11:29,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:11:29,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:11:29,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:11:29,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:11:29" (1/1) ... [2020-12-02 15:11:29,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b4d54dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:29, skipping insertion in model container [2020-12-02 15:11:29,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:11:29" (1/1) ... [2020-12-02 15:11:29,041 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:11:29,097 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:11:29,470 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0460.c[5763,5776] [2020-12-02 15:11:29,473 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:11:29,496 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 15:11:29,571 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0460.c[5763,5776] [2020-12-02 15:11:29,572 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:11:29,614 INFO L217 MainTranslator]: Completed translation [2020-12-02 15:11:29,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:29 WrapperNode [2020-12-02 15:11:29,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 15:11:29,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 15:11:29,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 15:11:29,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 15:11:29,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:29" (1/1) ... [2020-12-02 15:11:29,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:29" (1/1) ... [2020-12-02 15:11:29,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 15:11:29,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 15:11:29,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 15:11:29,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 15:11:29,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:29" (1/1) ... [2020-12-02 15:11:29,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:29" (1/1) ... [2020-12-02 15:11:29,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:29" (1/1) ... [2020-12-02 15:11:29,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:29" (1/1) ... [2020-12-02 15:11:29,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:29" (1/1) ... [2020-12-02 15:11:29,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:29" (1/1) ... [2020-12-02 15:11:29,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:29" (1/1) ... [2020-12-02 15:11:29,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 15:11:29,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 15:11:29,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 15:11:29,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 15:11:29,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-12-02 15:11:29,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-12-02 15:11:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-12-02 15:11:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-12-02 15:11:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 15:11:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 15:11:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-02 15:11:29,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 15:11:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 15:11:29,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-02 15:11:29,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 15:12:01,609 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 15:12:01,610 INFO L298 CfgBuilder]: Removed 34 assume(true) statements. [2020-12-02 15:12:01,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:12:01 BoogieIcfgContainer [2020-12-02 15:12:01,612 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 15:12:01,614 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 15:12:01,614 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 15:12:01,618 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 15:12:01,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:11:29" (1/3) ... [2020-12-02 15:12:01,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fc7c13a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:12:01, skipping insertion in model container [2020-12-02 15:12:01,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:11:29" (2/3) ... [2020-12-02 15:12:01,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fc7c13a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:12:01, skipping insertion in model container [2020-12-02 15:12:01,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:12:01" (3/3) ... [2020-12-02 15:12:01,623 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0460.c [2020-12-02 15:12:01,641 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 15:12:01,646 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 15:12:01,660 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 15:12:01,689 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 15:12:01,690 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 15:12:01,690 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 15:12:01,690 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 15:12:01,690 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 15:12:01,691 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 15:12:01,691 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 15:12:01,691 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 15:12:01,709 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2020-12-02 15:12:01,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-02 15:12:01,716 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:12:01,717 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:12:01,717 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:12:01,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:12:01,724 INFO L82 PathProgramCache]: Analyzing trace with hash -1110112370, now seen corresponding path program 1 times [2020-12-02 15:12:01,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:12:01,739 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [361625205] [2020-12-02 15:12:01,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-12-02 15:12:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:12:02,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 15:12:02,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:12:02,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:12:02,268 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:12:02,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:12:02,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [361625205] [2020-12-02 15:12:02,293 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:12:02,294 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 15:12:02,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096481498] [2020-12-02 15:12:02,300 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 15:12:02,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:12:02,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 15:12:02,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:12:02,326 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2020-12-02 15:12:02,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:12:02,387 INFO L93 Difference]: Finished difference Result 210 states and 348 transitions. [2020-12-02 15:12:02,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 15:12:02,391 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2020-12-02 15:12:02,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:12:02,408 INFO L225 Difference]: With dead ends: 210 [2020-12-02 15:12:02,409 INFO L226 Difference]: Without dead ends: 103 [2020-12-02 15:12:02,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:12:02,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-12-02 15:12:02,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-12-02 15:12:02,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-12-02 15:12:02,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 149 transitions. [2020-12-02 15:12:02,491 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 149 transitions. Word has length 13 [2020-12-02 15:12:02,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:12:02,492 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 149 transitions. [2020-12-02 15:12:02,492 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 15:12:02,492 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 149 transitions. [2020-12-02 15:12:02,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-02 15:12:02,495 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:12:02,495 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:12:02,710 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 15:12:02,711 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:12:02,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:12:02,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1146991282, now seen corresponding path program 1 times [2020-12-02 15:12:02,713 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:12:02,714 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2114398904] [2020-12-02 15:12:02,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-12-02 15:12:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:12:03,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-02 15:12:03,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:12:03,186 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 15:12:03,190 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-02 15:12:03,937 WARN L197 SmtUtils]: Spent 595.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 15:12:05,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:12:05,921 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:12:11,062 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-02 15:12:11,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:12:11,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2114398904] [2020-12-02 15:12:11,109 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:12:11,109 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2020-12-02 15:12:11,109 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131026430] [2020-12-02 15:12:11,111 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-02 15:12:11,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:12:11,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-02 15:12:11,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=103, Unknown=1, NotChecked=0, Total=132 [2020-12-02 15:12:11,113 INFO L87 Difference]: Start difference. First operand 103 states and 149 transitions. Second operand 12 states. [2020-12-02 15:12:12,477 WARN L197 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2020-12-02 15:12:13,528 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2020-12-02 15:12:14,087 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2020-12-02 15:12:14,932 WARN L197 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-12-02 15:12:15,639 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-12-02 15:12:16,374 WARN L197 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-12-02 15:12:20,988 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 15:12:33,432 WARN L197 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-12-02 15:12:35,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:12:35,717 INFO L93 Difference]: Finished difference Result 122 states and 169 transitions. [2020-12-02 15:12:35,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-02 15:12:35,721 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 14 [2020-12-02 15:12:35,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:12:35,722 INFO L225 Difference]: With dead ends: 122 [2020-12-02 15:12:35,722 INFO L226 Difference]: Without dead ends: 31 [2020-12-02 15:12:35,724 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 16.8s TimeCoverageRelationStatistics Valid=103, Invalid=274, Unknown=3, NotChecked=0, Total=380 [2020-12-02 15:12:35,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-12-02 15:12:35,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 26. [2020-12-02 15:12:35,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-12-02 15:12:35,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2020-12-02 15:12:35,731 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 14 [2020-12-02 15:12:35,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:12:35,731 INFO L481 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2020-12-02 15:12:35,731 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-02 15:12:35,732 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2020-12-02 15:12:35,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-02 15:12:35,733 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:12:35,733 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:12:35,933 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 15:12:35,934 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:12:35,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:12:35,936 INFO L82 PathProgramCache]: Analyzing trace with hash -6285280, now seen corresponding path program 1 times [2020-12-02 15:12:35,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:12:35,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1625130983] [2020-12-02 15:12:35,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-12-02 15:12:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:12:38,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-02 15:12:38,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:12:38,622 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-02 15:12:39,032 WARN L197 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-12-02 15:12:39,438 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-12-02 15:12:41,685 WARN L838 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start___ieee754_acos_#t~nondet49_6| (_ BitVec 64)) (ULTIMATE.start___ieee754_acos_~x (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_acos_#t~nondet50_6| (_ BitVec 64))) (let ((.cse0 (let ((.cse3 (fp ((_ extract 63 63) ULTIMATE.start___ieee754_acos_~x) ((_ extract 62 52) ULTIMATE.start___ieee754_acos_~x) ((_ extract 51 0) ULTIMATE.start___ieee754_acos_~x)))) (fp.sub roundNearestTiesToEven .cse3 .cse3))) (.cse1 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|))) (.cse2 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|)))) (and (= .cse0 .cse1) (bvsge (bvand (_ bv2147483647 32) ((_ extract 63 32) ULTIMATE.start___ieee754_acos_~x)) (_ bv1072693248 32)) (= .cse0 .cse2) (= (fp.div roundNearestTiesToEven .cse1 .cse2) (fp ((_ extract 63 63) |c_ULTIMATE.start___ieee754_acos_#res|) ((_ extract 62 52) |c_ULTIMATE.start___ieee754_acos_#res|) ((_ extract 51 0) |c_ULTIMATE.start___ieee754_acos_#res|)))))) is different from false [2020-12-02 15:12:43,076 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 15:12:43,079 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-02 15:12:52,084 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((ULTIMATE.start_isnan_double_~x (_ BitVec 64)) (ULTIMATE.start___ieee754_acos_~x (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_acos_#t~nondet49_6| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_acos_#t~nondet50_6| (_ BitVec 64))) (let ((.cse1 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|))) (.cse2 (fp ((_ extract 63 63) ULTIMATE.start_isnan_double_~x) ((_ extract 62 52) ULTIMATE.start_isnan_double_~x) ((_ extract 51 0) ULTIMATE.start_isnan_double_~x))) (.cse0 (let ((.cse4 (fp ((_ extract 63 63) ULTIMATE.start___ieee754_acos_~x) ((_ extract 62 52) ULTIMATE.start___ieee754_acos_~x) ((_ extract 51 0) ULTIMATE.start___ieee754_acos_~x)))) (fp.sub roundNearestTiesToEven .cse4 .cse4))) (.cse3 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|)))) (and (= .cse0 .cse1) (= .cse2 (fp.div roundNearestTiesToEven .cse1 .cse3)) (not (fp.eq .cse2 .cse2)) (bvsge (bvand (_ bv2147483647 32) ((_ extract 63 32) ULTIMATE.start___ieee754_acos_~x)) (_ bv1072693248 32)) (= .cse0 .cse3)))) (= (_ bv1 32) |c_ULTIMATE.start_isnan_double_#res|)) is different from false [2020-12-02 15:12:58,789 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((ULTIMATE.start_isnan_double_~x (_ BitVec 64)) (ULTIMATE.start___ieee754_acos_~x (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_acos_#t~nondet49_6| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_acos_#t~nondet50_6| (_ BitVec 64))) (let ((.cse1 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|))) (.cse2 (fp ((_ extract 63 63) ULTIMATE.start_isnan_double_~x) ((_ extract 62 52) ULTIMATE.start_isnan_double_~x) ((_ extract 51 0) ULTIMATE.start_isnan_double_~x))) (.cse0 (let ((.cse4 (fp ((_ extract 63 63) ULTIMATE.start___ieee754_acos_~x) ((_ extract 62 52) ULTIMATE.start___ieee754_acos_~x) ((_ extract 51 0) ULTIMATE.start___ieee754_acos_~x)))) (fp.sub roundNearestTiesToEven .cse4 .cse4))) (.cse3 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|)))) (and (= .cse0 .cse1) (= .cse2 (fp.div roundNearestTiesToEven .cse1 .cse3)) (not (fp.eq .cse2 .cse2)) (bvsge (bvand (_ bv2147483647 32) ((_ extract 63 32) ULTIMATE.start___ieee754_acos_~x)) (_ bv1072693248 32)) (= .cse0 .cse3)))) (= (_ bv1 32) |c_ULTIMATE.start_main_#t~ret149|)) is different from false [2020-12-02 15:12:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:12:58,832 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:13:01,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:13:01,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1625130983] [2020-12-02 15:13:01,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:13:01,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 5] imperfect sequences [] total 12 [2020-12-02 15:13:01,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273898847] [2020-12-02 15:13:01,362 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-02 15:13:01,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:13:01,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-02 15:13:01,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=57, Unknown=3, NotChecked=48, Total=132 [2020-12-02 15:13:01,363 INFO L87 Difference]: Start difference. First operand 26 states and 29 transitions. Second operand 12 states. [2020-12-02 15:13:02,639 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 15:13:03,182 WARN L197 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-12-02 15:13:08,429 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start___ieee754_acos_#t~nondet49_6| (_ BitVec 64)) (ULTIMATE.start___ieee754_acos_~x (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_acos_#t~nondet50_6| (_ BitVec 64))) (let ((.cse0 (let ((.cse3 (fp ((_ extract 63 63) ULTIMATE.start___ieee754_acos_~x) ((_ extract 62 52) ULTIMATE.start___ieee754_acos_~x) ((_ extract 51 0) ULTIMATE.start___ieee754_acos_~x)))) (fp.sub roundNearestTiesToEven .cse3 .cse3))) (.cse1 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|))) (.cse2 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|)))) (and (= .cse0 .cse1) (bvsge (bvand (_ bv2147483647 32) ((_ extract 63 32) ULTIMATE.start___ieee754_acos_~x)) (_ bv1072693248 32)) (= .cse0 .cse2) (= (fp.div roundNearestTiesToEven .cse1 .cse2) (fp ((_ extract 63 63) |c_ULTIMATE.start___ieee754_acos_#res|) ((_ extract 62 52) |c_ULTIMATE.start___ieee754_acos_#res|) ((_ extract 51 0) |c_ULTIMATE.start___ieee754_acos_#res|)))))) (not (let ((.cse4 (fp ((_ extract 63 63) |c_ULTIMATE.start___ieee754_acos_#res|) ((_ extract 62 52) |c_ULTIMATE.start___ieee754_acos_#res|) ((_ extract 51 0) |c_ULTIMATE.start___ieee754_acos_#res|)))) (fp.eq .cse4 .cse4)))) is different from false [2020-12-02 15:13:10,801 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((ULTIMATE.start_isnan_double_~x (_ BitVec 64)) (ULTIMATE.start___ieee754_acos_~x (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_acos_#t~nondet49_6| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_acos_#t~nondet50_6| (_ BitVec 64))) (let ((.cse1 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|))) (.cse2 (fp ((_ extract 63 63) ULTIMATE.start_isnan_double_~x) ((_ extract 62 52) ULTIMATE.start_isnan_double_~x) ((_ extract 51 0) ULTIMATE.start_isnan_double_~x))) (.cse0 (let ((.cse4 (fp ((_ extract 63 63) ULTIMATE.start___ieee754_acos_~x) ((_ extract 62 52) ULTIMATE.start___ieee754_acos_~x) ((_ extract 51 0) ULTIMATE.start___ieee754_acos_~x)))) (fp.sub roundNearestTiesToEven .cse4 .cse4))) (.cse3 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|)))) (and (= .cse0 .cse1) (= .cse2 (fp.div roundNearestTiesToEven .cse1 .cse3)) (not (fp.eq .cse2 .cse2)) (bvsge (bvand (_ bv2147483647 32) ((_ extract 63 32) ULTIMATE.start___ieee754_acos_~x)) (_ bv1072693248 32)) (= .cse0 .cse3)))) (not (= (_ bv0 32) |c_ULTIMATE.start_isnan_double_#res|)) (= (_ bv1 32) |c_ULTIMATE.start_isnan_double_#res|)) is different from false [2020-12-02 15:13:15,255 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((ULTIMATE.start_isnan_double_~x (_ BitVec 64)) (ULTIMATE.start___ieee754_acos_~x (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_acos_#t~nondet49_6| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_acos_#t~nondet50_6| (_ BitVec 64))) (let ((.cse1 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|))) (.cse2 (fp ((_ extract 63 63) ULTIMATE.start_isnan_double_~x) ((_ extract 62 52) ULTIMATE.start_isnan_double_~x) ((_ extract 51 0) ULTIMATE.start_isnan_double_~x))) (.cse0 (let ((.cse4 (fp ((_ extract 63 63) ULTIMATE.start___ieee754_acos_~x) ((_ extract 62 52) ULTIMATE.start___ieee754_acos_~x) ((_ extract 51 0) ULTIMATE.start___ieee754_acos_~x)))) (fp.sub roundNearestTiesToEven .cse4 .cse4))) (.cse3 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|)))) (and (= .cse0 .cse1) (= .cse2 (fp.div roundNearestTiesToEven .cse1 .cse3)) (not (fp.eq .cse2 .cse2)) (bvsge (bvand (_ bv2147483647 32) ((_ extract 63 32) ULTIMATE.start___ieee754_acos_~x)) (_ bv1072693248 32)) (= .cse0 .cse3)))) (not (= (_ bv0 32) |c_ULTIMATE.start_main_#t~ret149|)) (= (_ bv1 32) |c_ULTIMATE.start_main_#t~ret149|)) is different from false [2020-12-02 15:13:15,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:13:15,457 INFO L93 Difference]: Finished difference Result 31 states and 33 transitions. [2020-12-02 15:13:15,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-02 15:13:15,461 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 15 [2020-12-02 15:13:15,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:13:15,462 INFO L225 Difference]: With dead ends: 31 [2020-12-02 15:13:15,462 INFO L226 Difference]: Without dead ends: 26 [2020-12-02 15:13:15,463 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 19.7s TimeCoverageRelationStatistics Valid=42, Invalid=86, Unknown=6, NotChecked=138, Total=272 [2020-12-02 15:13:15,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2020-12-02 15:13:15,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2020-12-02 15:13:15,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-12-02 15:13:15,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2020-12-02 15:13:15,468 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 15 [2020-12-02 15:13:15,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:13:15,469 INFO L481 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2020-12-02 15:13:15,469 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-02 15:13:15,469 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2020-12-02 15:13:15,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-02 15:13:15,470 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:13:15,470 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:13:15,674 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-02 15:13:15,675 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:13:15,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:13:15,676 INFO L82 PathProgramCache]: Analyzing trace with hash -761024100, now seen corresponding path program 1 times [2020-12-02 15:13:15,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:13:15,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1580162447] [2020-12-02 15:13:15,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-12-02 15:13:16,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:13:16,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-02 15:13:16,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:13:16,282 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 15:13:16,284 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-02 15:13:17,012 WARN L197 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 15:13:18,025 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-12-02 15:13:18,523 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-02 15:13:18,678 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2020-12-02 15:13:18,751 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 15:13:18,807 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 15:13:18,808 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 15:13:19,146 WARN L197 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-12-02 15:13:19,146 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 15:13:19,152 INFO L547 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-12-02 15:13:19,152 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:64, output treesize:53 [2020-12-02 15:13:21,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:13:21,731 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:13:24,231 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2020-12-02 15:13:24,305 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 15:13:24,365 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 15:13:24,366 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 15:13:24,428 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 15:13:24,429 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-02 15:13:24,430 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:20, output treesize:9 [2020-12-02 15:13:29,140 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-12-02 15:13:29,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:13:29,195 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1580162447] [2020-12-02 15:13:29,195 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:13:29,195 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2020-12-02 15:13:29,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134490508] [2020-12-02 15:13:29,196 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-02 15:13:29,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:13:29,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-02 15:13:29,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=143, Unknown=2, NotChecked=0, Total=182 [2020-12-02 15:13:29,198 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand 14 states. [2020-12-02 15:13:30,568 WARN L197 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2020-12-02 15:13:31,568 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2020-12-02 15:13:32,130 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-02 15:13:32,955 WARN L197 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-02 15:13:33,525 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-02 15:13:36,210 WARN L197 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-12-02 15:13:37,522 WARN L197 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-12-02 15:13:39,079 WARN L197 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 45 [2020-12-02 15:13:40,263 WARN L197 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-02 15:13:40,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:13:40,265 INFO L93 Difference]: Finished difference Result 26 states and 27 transitions. [2020-12-02 15:13:40,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-02 15:13:40,265 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 16 [2020-12-02 15:13:40,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:13:40,265 INFO L225 Difference]: With dead ends: 26 [2020-12-02 15:13:40,265 INFO L226 Difference]: Without dead ends: 0 [2020-12-02 15:13:40,266 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 21.0s TimeCoverageRelationStatistics Valid=131, Invalid=373, Unknown=2, NotChecked=0, Total=506 [2020-12-02 15:13:40,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-02 15:13:40,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-02 15:13:40,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-02 15:13:40,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-02 15:13:40,267 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2020-12-02 15:13:40,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:13:40,267 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-02 15:13:40,267 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-02 15:13:40,268 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-02 15:13:40,268 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-02 15:13:40,480 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-02 15:13:40,484 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-02 15:13:41,804 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 57 DAG size of output: 26 [2020-12-02 15:13:53,586 WARN L197 SmtUtils]: Spent 11.68 s on a formula simplification that was a NOOP. DAG size: 36 [2020-12-02 15:14:19,974 WARN L197 SmtUtils]: Spent 26.16 s on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2020-12-02 15:14:21,507 WARN L197 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 76 DAG size of output: 31 [2020-12-02 15:14:21,510 INFO L262 CegarLoopResult]: For program point L168(lines 168 212) no Hoare annotation was computed. [2020-12-02 15:14:21,510 INFO L262 CegarLoopResult]: For program point L102(lines 102 113) no Hoare annotation was computed. [2020-12-02 15:14:21,510 INFO L262 CegarLoopResult]: For program point L36(lines 36 41) no Hoare annotation was computed. [2020-12-02 15:14:21,510 INFO L262 CegarLoopResult]: For program point L102-2(lines 102 113) no Hoare annotation was computed. [2020-12-02 15:14:21,510 INFO L258 CegarLoopResult]: At program point L69-2(lines 69 79) the Hoare annotation is: false [2020-12-02 15:14:21,510 INFO L262 CegarLoopResult]: For program point L36-2(lines 36 41) no Hoare annotation was computed. [2020-12-02 15:14:21,511 INFO L262 CegarLoopResult]: For program point L69-3(lines 69 79) no Hoare annotation was computed. [2020-12-02 15:14:21,511 INFO L262 CegarLoopResult]: For program point L36-3(lines 36 41) no Hoare annotation was computed. [2020-12-02 15:14:21,511 INFO L262 CegarLoopResult]: For program point L36-5(lines 36 41) no Hoare annotation was computed. [2020-12-02 15:14:21,511 INFO L258 CegarLoopResult]: At program point L69-6(lines 69 79) the Hoare annotation is: false [2020-12-02 15:14:21,511 INFO L262 CegarLoopResult]: For program point L69-7(lines 69 79) no Hoare annotation was computed. [2020-12-02 15:14:21,511 INFO L262 CegarLoopResult]: For program point L169(lines 169 170) no Hoare annotation was computed. [2020-12-02 15:14:21,511 INFO L262 CegarLoopResult]: For program point L37(lines 37 40) no Hoare annotation was computed. [2020-12-02 15:14:21,511 INFO L262 CegarLoopResult]: For program point L37-1(lines 37 40) no Hoare annotation was computed. [2020-12-02 15:14:21,511 INFO L265 CegarLoopResult]: At program point L236(lines 217 237) the Hoare annotation is: true [2020-12-02 15:14:21,511 INFO L262 CegarLoopResult]: For program point L104(lines 104 112) no Hoare annotation was computed. [2020-12-02 15:14:21,512 INFO L262 CegarLoopResult]: For program point L71(lines 71 75) no Hoare annotation was computed. [2020-12-02 15:14:21,512 INFO L262 CegarLoopResult]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2020-12-02 15:14:21,512 INFO L262 CegarLoopResult]: For program point L71-2(lines 71 75) no Hoare annotation was computed. [2020-12-02 15:14:21,512 INFO L262 CegarLoopResult]: For program point L71-3(lines 71 75) no Hoare annotation was computed. [2020-12-02 15:14:21,512 INFO L262 CegarLoopResult]: For program point L71-5(lines 71 75) no Hoare annotation was computed. [2020-12-02 15:14:21,512 INFO L262 CegarLoopResult]: For program point L39(lines 39 40) no Hoare annotation was computed. [2020-12-02 15:14:21,512 INFO L262 CegarLoopResult]: For program point L39-1(lines 39 40) no Hoare annotation was computed. [2020-12-02 15:14:21,512 INFO L262 CegarLoopResult]: For program point L107(lines 107 112) no Hoare annotation was computed. [2020-12-02 15:14:21,512 INFO L262 CegarLoopResult]: For program point L107-3(lines 107 112) no Hoare annotation was computed. [2020-12-02 15:14:21,512 INFO L262 CegarLoopResult]: For program point L108(lines 108 109) no Hoare annotation was computed. [2020-12-02 15:14:21,513 INFO L262 CegarLoopResult]: For program point L108-2(lines 108 109) no Hoare annotation was computed. [2020-12-02 15:14:21,513 INFO L262 CegarLoopResult]: For program point L108-3(lines 108 109) no Hoare annotation was computed. [2020-12-02 15:14:21,513 INFO L262 CegarLoopResult]: For program point L108-5(lines 108 109) no Hoare annotation was computed. [2020-12-02 15:14:21,513 INFO L262 CegarLoopResult]: For program point L44(lines 44 55) no Hoare annotation was computed. [2020-12-02 15:14:21,513 INFO L262 CegarLoopResult]: For program point L44-2(lines 44 55) no Hoare annotation was computed. [2020-12-02 15:14:21,513 INFO L262 CegarLoopResult]: For program point L44-3(lines 44 55) no Hoare annotation was computed. [2020-12-02 15:14:21,513 INFO L262 CegarLoopResult]: For program point L44-5(lines 44 55) no Hoare annotation was computed. [2020-12-02 15:14:21,513 INFO L258 CegarLoopResult]: At program point L45-2(lines 45 49) the Hoare annotation is: false [2020-12-02 15:14:21,513 INFO L262 CegarLoopResult]: For program point L45-3(lines 45 49) no Hoare annotation was computed. [2020-12-02 15:14:21,514 INFO L258 CegarLoopResult]: At program point L45-6(lines 45 49) the Hoare annotation is: false [2020-12-02 15:14:21,514 INFO L262 CegarLoopResult]: For program point L45-7(lines 45 49) no Hoare annotation was computed. [2020-12-02 15:14:21,514 INFO L258 CegarLoopResult]: At program point L211(lines 144 213) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start___ieee754_acos_#t~nondet49_6| (_ BitVec 64)) (ULTIMATE.start___ieee754_acos_~x (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_acos_#t~nondet50_6| (_ BitVec 64))) (let ((.cse0 (let ((.cse3 (fp ((_ extract 63 63) ULTIMATE.start___ieee754_acos_~x) ((_ extract 62 52) ULTIMATE.start___ieee754_acos_~x) ((_ extract 51 0) ULTIMATE.start___ieee754_acos_~x)))) (fp.sub roundNearestTiesToEven .cse3 .cse3))) (.cse1 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|))) (.cse2 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|)))) (and (= .cse0 .cse1) (bvsge (bvand (_ bv2147483647 32) ((_ extract 63 32) ULTIMATE.start___ieee754_acos_~x)) (_ bv1072693248 32)) (= .cse0 .cse2) (= (fp.div roundNearestTiesToEven .cse1 .cse2) (fp ((_ extract 63 63) |ULTIMATE.start___ieee754_acos_#res|) ((_ extract 62 52) |ULTIMATE.start___ieee754_acos_#res|) ((_ extract 51 0) |ULTIMATE.start___ieee754_acos_#res|)))))) (not (let ((.cse4 (fp ((_ extract 63 63) |ULTIMATE.start___ieee754_acos_#res|) ((_ extract 62 52) |ULTIMATE.start___ieee754_acos_#res|) ((_ extract 51 0) |ULTIMATE.start___ieee754_acos_#res|)))) (fp.eq .cse4 .cse4)))) [2020-12-02 15:14:21,514 INFO L262 CegarLoopResult]: For program point L180(lines 180 212) no Hoare annotation was computed. [2020-12-02 15:14:21,514 INFO L262 CegarLoopResult]: For program point L147-1(lines 147 151) no Hoare annotation was computed. [2020-12-02 15:14:21,515 INFO L258 CegarLoopResult]: At program point L147-2(lines 147 151) the Hoare annotation is: (let ((.cse1 (bvand (_ bv2147483647 32) ((_ extract 63 32) ULTIMATE.start___ieee754_acos_~x))) (.cse0 (bvand (_ bv2147483647 32) ((_ extract 63 32) ULTIMATE.start_main_~x~0)))) (and (not (= (bvor (bvadd .cse0 (_ bv3222274048 32)) ((_ extract 31 0) ULTIMATE.start_main_~x~0)) (_ bv0 32))) (= roundNearestTiesToEven ~CRM) (bvsge .cse1 (_ bv1072693248 32)) (not (= (_ bv0 32) (bvor (bvadd .cse1 (_ bv3222274048 32)) ((_ extract 31 0) ULTIMATE.start___ieee754_acos_~x)))) (bvsge .cse0 (_ bv1072693248 32)))) [2020-12-02 15:14:21,515 INFO L262 CegarLoopResult]: For program point L147-3(lines 147 151) no Hoare annotation was computed. [2020-12-02 15:14:21,515 INFO L258 CegarLoopResult]: At program point L82-2(lines 82 98) the Hoare annotation is: false [2020-12-02 15:14:21,515 INFO L262 CegarLoopResult]: For program point L82-3(lines 19 127) no Hoare annotation was computed. [2020-12-02 15:14:21,515 INFO L258 CegarLoopResult]: At program point L82-6(lines 82 98) the Hoare annotation is: false [2020-12-02 15:14:21,515 INFO L262 CegarLoopResult]: For program point L82-7(lines 19 127) no Hoare annotation was computed. [2020-12-02 15:14:21,515 INFO L258 CegarLoopResult]: At program point L215(line 215) the Hoare annotation is: (and (exists ((ULTIMATE.start_isnan_double_~x (_ BitVec 64)) (ULTIMATE.start___ieee754_acos_~x (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_acos_#t~nondet49_6| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_acos_#t~nondet50_6| (_ BitVec 64))) (let ((.cse1 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet49_6|))) (.cse2 (fp ((_ extract 63 63) ULTIMATE.start_isnan_double_~x) ((_ extract 62 52) ULTIMATE.start_isnan_double_~x) ((_ extract 51 0) ULTIMATE.start_isnan_double_~x))) (.cse0 (let ((.cse4 (fp ((_ extract 63 63) ULTIMATE.start___ieee754_acos_~x) ((_ extract 62 52) ULTIMATE.start___ieee754_acos_~x) ((_ extract 51 0) ULTIMATE.start___ieee754_acos_~x)))) (fp.sub roundNearestTiesToEven .cse4 .cse4))) (.cse3 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_acos_#t~nondet50_6|)))) (and (= .cse0 .cse1) (= .cse2 (fp.div roundNearestTiesToEven .cse1 .cse3)) (not (fp.eq .cse2 .cse2)) (bvsge (bvand (_ bv2147483647 32) ((_ extract 63 32) ULTIMATE.start___ieee754_acos_~x)) (_ bv1072693248 32)) (= .cse0 .cse3)))) (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res|)) [2020-12-02 15:14:21,515 INFO L262 CegarLoopResult]: For program point L50-2(lines 50 51) no Hoare annotation was computed. [2020-12-02 15:14:21,515 INFO L258 CegarLoopResult]: At program point L50-3(lines 50 51) the Hoare annotation is: false [2020-12-02 15:14:21,516 INFO L262 CegarLoopResult]: For program point L50-4(lines 50 51) no Hoare annotation was computed. [2020-12-02 15:14:21,516 INFO L262 CegarLoopResult]: For program point L50-7(lines 50 51) no Hoare annotation was computed. [2020-12-02 15:14:21,516 INFO L258 CegarLoopResult]: At program point L50-8(lines 50 51) the Hoare annotation is: false [2020-12-02 15:14:21,516 INFO L262 CegarLoopResult]: For program point L50-9(lines 50 51) no Hoare annotation was computed. [2020-12-02 15:14:21,516 INFO L262 CegarLoopResult]: For program point L117(lines 117 118) no Hoare annotation was computed. [2020-12-02 15:14:21,516 INFO L262 CegarLoopResult]: For program point L117-2(lines 117 118) no Hoare annotation was computed. [2020-12-02 15:14:21,516 INFO L262 CegarLoopResult]: For program point L117-3(lines 117 118) no Hoare annotation was computed. [2020-12-02 15:14:21,516 INFO L262 CegarLoopResult]: For program point L117-5(lines 117 118) no Hoare annotation was computed. [2020-12-02 15:14:21,516 INFO L262 CegarLoopResult]: For program point L85(lines 85 94) no Hoare annotation was computed. [2020-12-02 15:14:21,516 INFO L262 CegarLoopResult]: For program point L85-2(lines 85 94) no Hoare annotation was computed. [2020-12-02 15:14:21,517 INFO L262 CegarLoopResult]: For program point L85-3(lines 85 94) no Hoare annotation was computed. [2020-12-02 15:14:21,518 INFO L262 CegarLoopResult]: For program point L85-5(lines 85 94) no Hoare annotation was computed. [2020-12-02 15:14:21,518 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-02 15:14:21,518 INFO L262 CegarLoopResult]: For program point L153(lines 153 167) no Hoare annotation was computed. [2020-12-02 15:14:21,518 INFO L262 CegarLoopResult]: For program point L87(lines 87 88) no Hoare annotation was computed. [2020-12-02 15:14:21,518 INFO L262 CegarLoopResult]: For program point L120-1(lines 120 125) no Hoare annotation was computed. [2020-12-02 15:14:21,518 INFO L258 CegarLoopResult]: At program point L120-2(lines 120 125) the Hoare annotation is: false [2020-12-02 15:14:21,519 INFO L262 CegarLoopResult]: For program point L87-2(lines 87 88) no Hoare annotation was computed. [2020-12-02 15:14:21,519 INFO L262 CegarLoopResult]: For program point L120-3(lines 120 125) no Hoare annotation was computed. [2020-12-02 15:14:21,519 INFO L262 CegarLoopResult]: For program point L87-3(lines 87 88) no Hoare annotation was computed. [2020-12-02 15:14:21,519 INFO L262 CegarLoopResult]: For program point L120-5(lines 120 125) no Hoare annotation was computed. [2020-12-02 15:14:21,519 INFO L262 CegarLoopResult]: For program point L87-5(lines 87 88) no Hoare annotation was computed. [2020-12-02 15:14:21,520 INFO L258 CegarLoopResult]: At program point L120-6(lines 120 125) the Hoare annotation is: false [2020-12-02 15:14:21,520 INFO L262 CegarLoopResult]: For program point L120-7(lines 120 125) no Hoare annotation was computed. [2020-12-02 15:14:21,520 INFO L262 CegarLoopResult]: For program point L155-1(lines 155 159) no Hoare annotation was computed. [2020-12-02 15:14:21,520 INFO L258 CegarLoopResult]: At program point L155-2(lines 155 159) the Hoare annotation is: (let ((.cse0 ((_ extract 63 32) ULTIMATE.start___ieee754_acos_~x))) (let ((.cse2 (bvand (_ bv2147483647 32) .cse0)) (.cse1 (bvand (_ bv2147483647 32) ((_ extract 63 32) ULTIMATE.start_main_~x~0)))) (and (= .cse0 ULTIMATE.start___ieee754_acos_~hx~0) (not (= (bvor (bvadd .cse1 (_ bv3222274048 32)) ((_ extract 31 0) ULTIMATE.start_main_~x~0)) (_ bv0 32))) (= roundNearestTiesToEven ~CRM) (= .cse2 ULTIMATE.start___ieee754_acos_~ix~0) (not (= (_ bv0 32) (bvor (bvadd .cse2 (_ bv3222274048 32)) ((_ extract 31 0) ULTIMATE.start___ieee754_acos_~x)))) (bvsge (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_acos_~hx~0) (_ bv1072693248 32)) (bvsge .cse1 (_ bv1072693248 32))))) [2020-12-02 15:14:21,521 INFO L262 CegarLoopResult]: For program point L155-3(lines 153 167) no Hoare annotation was computed. [2020-12-02 15:14:21,521 INFO L262 CegarLoopResult]: For program point L90(lines 90 91) no Hoare annotation was computed. [2020-12-02 15:14:21,521 INFO L262 CegarLoopResult]: For program point L90-2(lines 90 91) no Hoare annotation was computed. [2020-12-02 15:14:21,521 INFO L262 CegarLoopResult]: For program point L90-3(lines 90 91) no Hoare annotation was computed. [2020-12-02 15:14:21,521 INFO L262 CegarLoopResult]: For program point L90-5(lines 90 91) no Hoare annotation was computed. [2020-12-02 15:14:21,521 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-02 15:14:21,522 INFO L262 CegarLoopResult]: For program point L58(lines 58 61) no Hoare annotation was computed. [2020-12-02 15:14:21,522 INFO L262 CegarLoopResult]: For program point L25-1(lines 25 30) no Hoare annotation was computed. [2020-12-02 15:14:21,522 INFO L262 CegarLoopResult]: For program point L58-2(lines 58 61) no Hoare annotation was computed. [2020-12-02 15:14:21,522 INFO L258 CegarLoopResult]: At program point L25-2(lines 25 30) the Hoare annotation is: false [2020-12-02 15:14:21,522 INFO L262 CegarLoopResult]: For program point L58-3(lines 58 61) no Hoare annotation was computed. [2020-12-02 15:14:21,522 INFO L262 CegarLoopResult]: For program point L25-3(lines 19 127) no Hoare annotation was computed. [2020-12-02 15:14:21,522 INFO L262 CegarLoopResult]: For program point L58-5(lines 58 61) no Hoare annotation was computed. [2020-12-02 15:14:21,522 INFO L262 CegarLoopResult]: For program point L25-5(lines 25 30) no Hoare annotation was computed. [2020-12-02 15:14:21,523 INFO L258 CegarLoopResult]: At program point L25-6(lines 25 30) the Hoare annotation is: false [2020-12-02 15:14:21,523 INFO L262 CegarLoopResult]: For program point L25-7(lines 19 127) no Hoare annotation was computed. [2020-12-02 15:14:21,523 INFO L262 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-12-02 15:14:21,523 INFO L262 CegarLoopResult]: For program point L225-2(lines 225 234) no Hoare annotation was computed. [2020-12-02 15:14:21,523 INFO L258 CegarLoopResult]: At program point L126(lines 19 127) the Hoare annotation is: false [2020-12-02 15:14:21,523 INFO L258 CegarLoopResult]: At program point L126-1(lines 19 127) the Hoare annotation is: false [2020-12-02 15:14:21,523 INFO L262 CegarLoopResult]: For program point L225-4(lines 225 234) no Hoare annotation was computed. [2020-12-02 15:14:21,523 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-02 15:14:21,523 INFO L262 CegarLoopResult]: For program point L161(lines 161 164) no Hoare annotation was computed. [2020-12-02 15:14:21,523 INFO L262 CegarLoopResult]: For program point L196-1(lines 196 201) no Hoare annotation was computed. [2020-12-02 15:14:21,523 INFO L258 CegarLoopResult]: At program point L196-2(lines 196 201) the Hoare annotation is: false [2020-12-02 15:14:21,524 INFO L262 CegarLoopResult]: For program point L196-3(lines 196 201) no Hoare annotation was computed. [2020-12-02 15:14:21,524 INFO L262 CegarLoopResult]: For program point L230(lines 230 233) no Hoare annotation was computed. [2020-12-02 15:14:21,524 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-02 15:14:21,524 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 231) no Hoare annotation was computed. [2020-12-02 15:14:21,524 INFO L262 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-12-02 15:14:21,524 INFO L262 CegarLoopResult]: For program point L100(lines 100 114) no Hoare annotation was computed. [2020-12-02 15:14:21,525 INFO L262 CegarLoopResult]: For program point L100-1(lines 100 114) no Hoare annotation was computed. [2020-12-02 15:14:21,539 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,543 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,546 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,546 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,548 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,548 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,548 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,548 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,549 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,549 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,549 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,549 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,550 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,550 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,550 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,550 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,551 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,551 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,551 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,551 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,552 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,552 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,552 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,552 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,552 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,553 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,554 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,555 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,555 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,555 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,555 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,556 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,556 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,556 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,556 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,556 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,557 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,557 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,557 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,557 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,558 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,558 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,558 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,558 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,559 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,559 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,559 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,559 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,559 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,560 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,560 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,560 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,566 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,568 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,568 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,569 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,569 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,569 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,569 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,571 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,575 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,575 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,575 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,575 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,576 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,576 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,576 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,576 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,576 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,577 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,577 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,578 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,578 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,579 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,579 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,579 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,579 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,579 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,580 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,580 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,580 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,580 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,581 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,582 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,582 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,582 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,582 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,582 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,583 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,583 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,583 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,583 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,584 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,591 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,591 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,591 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,592 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,593 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,594 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:14:21 BoogieIcfgContainer [2020-12-02 15:14:21,600 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 15:14:21,600 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 15:14:21,600 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 15:14:21,601 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 15:14:21,601 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:12:01" (3/4) ... [2020-12-02 15:14:21,612 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-02 15:14:21,652 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2020-12-02 15:14:21,654 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2020-12-02 15:14:21,655 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 15:14:21,657 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 15:14:21,699 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_ULTIMATE.start___ieee754_acos_#t~nondet49_6 : bv64, ULTIMATE.start___ieee754_acos_~x : bv64, v_ULTIMATE.start___ieee754_acos_#t~nondet50_6 : bv64 :: ((~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0]), ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0])) == ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[51:0]) && ~bvsge32(~bvand32(2147483647bv32, ULTIMATE.start___ieee754_acos_~x[63:32]), 1072693248bv32)) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0]), ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0])) == ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[51:0])) && ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[51:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[51:0])) == ~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0])) && !~fp.eq~DOUBLE(~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0]), ~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0])) [2020-12-02 15:14:21,704 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ULTIMATE.start_isnan_double_~x : bv64, ULTIMATE.start___ieee754_acos_~x : bv64, v_ULTIMATE.start___ieee754_acos_#t~nondet49_6 : bv64, v_ULTIMATE.start___ieee754_acos_#t~nondet50_6 : bv64 :: (((~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0]), ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0])) == ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[51:0]) && ~fp~LONGDOUBLE(ULTIMATE.start_isnan_double_~x[63:63], ULTIMATE.start_isnan_double_~x[62:52], ULTIMATE.start_isnan_double_~x[51:0]) == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[51:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[51:0]))) && !~fp.eq~DOUBLE(~fp~LONGDOUBLE(ULTIMATE.start_isnan_double_~x[63:63], ULTIMATE.start_isnan_double_~x[62:52], ULTIMATE.start_isnan_double_~x[51:0]), ~fp~LONGDOUBLE(ULTIMATE.start_isnan_double_~x[63:63], ULTIMATE.start_isnan_double_~x[62:52], ULTIMATE.start_isnan_double_~x[51:0]))) && ~bvsge32(~bvand32(2147483647bv32, ULTIMATE.start___ieee754_acos_~x[63:32]), 1072693248bv32)) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0]), ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0])) == ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[51:0])) && 1bv32 == \result [2020-12-02 15:14:21,856 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 15:14:21,857 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 15:14:21,858 INFO L168 Benchmark]: Toolchain (without parser) took 172840.64 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 34.9 MB in the beginning and 22.8 MB in the end (delta: 12.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. [2020-12-02 15:14:21,858 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 41.9 MB. Free memory was 19.9 MB in the beginning and 19.8 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:14:21,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.87 ms. Allocated memory is still 52.4 MB. Free memory was 34.7 MB in the beginning and 25.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 8.8 MB. Max. memory is 16.1 GB. [2020-12-02 15:14:21,859 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.64 ms. Allocated memory is still 52.4 MB. Free memory was 25.4 MB in the beginning and 31.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-12-02 15:14:21,860 INFO L168 Benchmark]: Boogie Preprocessor took 92.34 ms. Allocated memory is still 52.4 MB. Free memory was 31.9 MB in the beginning and 27.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:14:21,860 INFO L168 Benchmark]: RCFGBuilder took 31795.58 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 27.9 MB in the beginning and 40.7 MB in the end (delta: -12.8 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2020-12-02 15:14:21,861 INFO L168 Benchmark]: TraceAbstraction took 139985.88 ms. Allocated memory is still 65.0 MB. Free memory was 40.3 MB in the beginning and 37.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 24.6 MB. Max. memory is 16.1 GB. [2020-12-02 15:14:21,861 INFO L168 Benchmark]: Witness Printer took 256.41 ms. Allocated memory is still 65.0 MB. Free memory was 37.7 MB in the beginning and 22.8 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-02 15:14:21,865 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 41.9 MB. Free memory was 19.9 MB in the beginning and 19.8 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 595.87 ms. Allocated memory is still 52.4 MB. Free memory was 34.7 MB in the beginning and 25.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 8.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 104.64 ms. Allocated memory is still 52.4 MB. Free memory was 25.4 MB in the beginning and 31.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 92.34 ms. Allocated memory is still 52.4 MB. Free memory was 31.9 MB in the beginning and 27.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 31795.58 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 27.9 MB in the beginning and 40.7 MB in the end (delta: -12.8 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 139985.88 ms. Allocated memory is still 65.0 MB. Free memory was 40.3 MB in the beginning and 37.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 24.6 MB. Max. memory is 16.1 GB. * Witness Printer took 256.41 ms. Allocated memory is still 65.0 MB. Free memory was 37.7 MB in the beginning and 22.8 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 231]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 82]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant [2020-12-02 15:14:21,894 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,895 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((!(~bvor32(~bvadd64(~bvand32(2147483647bv32, x[63:32]), 3222274048bv32), x[31:0]) == 0bv32) && ~roundNearestTiesToEven == unknown-~CRM-unknown) && ~bvsge32(~bvand32(2147483647bv32, x[63:32]), 1072693248bv32)) && !(0bv32 == ~bvor32(~bvadd64(~bvand32(2147483647bv32, x[63:32]), 3222274048bv32), x[31:0]))) && ~bvsge32(~bvand32(2147483647bv32, x[63:32]), 1072693248bv32) - InvariantResult [Line: 45]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 144]: Loop Invariant [2020-12-02 15:14:21,896 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,897 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,897 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,897 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,898 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,899 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,900 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,900 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,900 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,900 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,900 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,900 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,902 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,905 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,906 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,906 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,906 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,906 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,906 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,907 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,907 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,907 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,907 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,907 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,908 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,908 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] Derived loop invariant: (\exists v_ULTIMATE.start___ieee754_acos_#t~nondet49_6 : bv64, ULTIMATE.start___ieee754_acos_~x : bv64, v_ULTIMATE.start___ieee754_acos_#t~nondet50_6 : bv64 :: ((~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0]), ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0])) == ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[51:0]) && ~bvsge32(~bvand32(2147483647bv32, ULTIMATE.start___ieee754_acos_~x[63:32]), 1072693248bv32)) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0]), ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0])) == ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[51:0])) && ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[51:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[51:0])) == ~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0])) && !~fp.eq~DOUBLE(~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0]), ~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0])) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 45]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 82]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant [2020-12-02 15:14:21,910 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,917 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,920 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,922 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,922 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,922 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,922 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,923 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,923 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,923 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,924 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,924 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,924 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,924 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,924 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,925 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,925 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,925 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,925 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,926 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,926 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,926 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,926 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,927 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet49_6,QUANTIFIED] [2020-12-02 15:14:21,927 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,927 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,927 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,927 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,928 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,928 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,928 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,928 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,928 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_isnan_double_~x,QUANTIFIED] [2020-12-02 15:14:21,929 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,929 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,929 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,929 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,929 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,930 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,930 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,930 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acos_~x,QUANTIFIED] [2020-12-02 15:14:21,930 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,930 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] [2020-12-02 15:14:21,931 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_acos_#t~nondet50_6,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_isnan_double_~x : bv64, ULTIMATE.start___ieee754_acos_~x : bv64, v_ULTIMATE.start___ieee754_acos_#t~nondet49_6 : bv64, v_ULTIMATE.start___ieee754_acos_#t~nondet50_6 : bv64 :: (((~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0]), ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0])) == ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[51:0]) && ~fp~LONGDOUBLE(ULTIMATE.start_isnan_double_~x[63:63], ULTIMATE.start_isnan_double_~x[62:52], ULTIMATE.start_isnan_double_~x[51:0]) == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet49_6[51:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[51:0]))) && !~fp.eq~DOUBLE(~fp~LONGDOUBLE(ULTIMATE.start_isnan_double_~x[63:63], ULTIMATE.start_isnan_double_~x[62:52], ULTIMATE.start_isnan_double_~x[51:0]), ~fp~LONGDOUBLE(ULTIMATE.start_isnan_double_~x[63:63], ULTIMATE.start_isnan_double_~x[62:52], ULTIMATE.start_isnan_double_~x[51:0]))) && ~bvsge32(~bvand32(2147483647bv32, ULTIMATE.start___ieee754_acos_~x[63:32]), 1072693248bv32)) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0]), ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_acos_~x[63:63], ULTIMATE.start___ieee754_acos_~x[62:52], ULTIMATE.start___ieee754_acos_~x[51:0])) == ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[63:63], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[62:52], v_ULTIMATE.start___ieee754_acos_#t~nondet50_6[51:0])) && 1bv32 == \result - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant [2020-12-02 15:14:21,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:14:21,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((x[63:32] == hx && !(~bvor32(~bvadd64(~bvand32(2147483647bv32, x[63:32]), 3222274048bv32), x[31:0]) == 0bv32)) && ~roundNearestTiesToEven == unknown-~CRM-unknown) && ~bvand32(2147483647bv32, x[63:32]) == ix) && !(0bv32 == ~bvor32(~bvadd64(~bvand32(2147483647bv32, x[63:32]), 3222274048bv32), x[31:0]))) && ~bvsge32(~bvand32(2147483647bv32, hx), 1072693248bv32)) && ~bvsge32(~bvand32(2147483647bv32, x[63:32]), 1072693248bv32) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 98.7s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 49.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 41.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 180 SDtfs, 167 SDslu, 118 SDs, 0 SdLazy, 160 SolverSat, 12 SolverUnsat, 7 SolverUnknown, 0 SolverNotchecked, 23.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131 GetRequests, 76 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 57.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=107occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 20 PreInvPairs, 27 NumberOfFragments, 302 HoareAnnotationTreeSize, 20 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 20 FomulaSimplificationsInter, 333 FormulaSimplificationTreeSizeReductionInter, 40.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 44.3s InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 108 ConstructedInterpolants, 18 QuantifiedInterpolants, 19535 SizeOfPredicates, 31 NumberOfNonLiveVariables, 292 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...