./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0832b.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/float_req_bl_0832b.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 712005727f62c46a009e5aa995b5d1c386dc6cd1 ..................................................................................................................................................................................................................................................................................................................... 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/float_req_bl_0832b.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 712005727f62c46a009e5aa995b5d1c386dc6cd1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:56:52,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:56:52,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:56:52,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:56:52,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:56:52,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:56:52,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:56:52,202 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:56:52,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:56:52,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:56:52,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:56:52,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:56:52,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:56:52,209 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:56:52,211 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:56:52,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:56:52,213 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:56:52,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:56:52,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:56:52,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:56:52,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:56:52,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:56:52,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:56:52,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:56:52,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:56:52,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:56:52,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:56:52,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:56:52,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:56:52,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:56:52,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:56:52,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:56:52,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:56:52,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:56:52,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:56:52,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:56:52,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:56:52,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:56:52,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:56:52,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:56:52,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:56:52,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 15:56:52,313 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:56:52,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:56:52,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:56:52,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:56:52,318 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:56:52,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:56:52,318 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:56:52,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 15:56:52,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:56:52,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:56:52,320 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:56:52,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:56:52,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:56:52,321 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:56:52,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:56:52,322 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:56:52,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:56:52,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:56:52,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:56:52,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:56:52,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:56:52,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:56:52,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:56:52,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:56:52,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:56:52,324 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 15:56:52,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 15:56:52,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:56:52,325 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:56:52,325 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 712005727f62c46a009e5aa995b5d1c386dc6cd1 [2020-12-02 15:56:52,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:56:52,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:56:52,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:56:52,792 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:56:52,793 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:56:52,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0832b.c [2020-12-02 15:56:52,863 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c0fd8fa/fe0bf0104f514de19537832b4c4ab91c/FLAG7e5f6d905 [2020-12-02 15:56:53,479 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:56:53,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0832b.c [2020-12-02 15:56:53,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c0fd8fa/fe0bf0104f514de19537832b4c4ab91c/FLAG7e5f6d905 [2020-12-02 15:56:53,804 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c0fd8fa/fe0bf0104f514de19537832b4c4ab91c [2020-12-02 15:56:53,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:56:53,812 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:56:53,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:56:53,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:56:53,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:56:53,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:56:53" (1/1) ... [2020-12-02 15:56:53,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d50d8c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:56:53, skipping insertion in model container [2020-12-02 15:56:53,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:56:53" (1/1) ... [2020-12-02 15:56:53,841 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:56:53,881 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:56:54,227 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/float_req_bl_0832b.c[3181,3194] [2020-12-02 15:56:54,234 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:56:54,251 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 15:56:54,307 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/float_req_bl_0832b.c[3181,3194] [2020-12-02 15:56:54,319 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:56:54,345 INFO L217 MainTranslator]: Completed translation [2020-12-02 15:56:54,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:56:54 WrapperNode [2020-12-02 15:56:54,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 15:56:54,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 15:56:54,347 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 15:56:54,347 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 15:56:54,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:56:54" (1/1) ... [2020-12-02 15:56:54,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:56:54" (1/1) ... [2020-12-02 15:56:54,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 15:56:54,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 15:56:54,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 15:56:54,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 15:56:54,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:56:54" (1/1) ... [2020-12-02 15:56:54,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:56:54" (1/1) ... [2020-12-02 15:56:54,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:56:54" (1/1) ... [2020-12-02 15:56:54,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:56:54" (1/1) ... [2020-12-02 15:56:54,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:56:54" (1/1) ... [2020-12-02 15:56:54,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:56:54" (1/1) ... [2020-12-02 15:56:54,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:56:54" (1/1) ... [2020-12-02 15:56:54,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 15:56:54,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 15:56:54,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 15:56:54,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 15:56:54,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:56:54" (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 15:56:54,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-02 15:56:54,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 15:56:54,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-02 15:56:54,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-02 15:56:54,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-02 15:56:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 15:56:54,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 15:56:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-02 15:56:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-12-02 15:56:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 15:56:55,129 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 15:56:55,129 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-12-02 15:56:55,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:56:55 BoogieIcfgContainer [2020-12-02 15:56:55,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 15:56:55,133 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 15:56:55,133 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 15:56:55,136 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 15:56:55,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:56:53" (1/3) ... [2020-12-02 15:56:55,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65173e29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:56:55, skipping insertion in model container [2020-12-02 15:56:55,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:56:54" (2/3) ... [2020-12-02 15:56:55,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65173e29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:56:55, skipping insertion in model container [2020-12-02 15:56:55,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:56:55" (3/3) ... [2020-12-02 15:56:55,140 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0832b.c [2020-12-02 15:56:55,156 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 15:56:55,160 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 15:56:55,172 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 15:56:55,199 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 15:56:55,199 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 15:56:55,199 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 15:56:55,200 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 15:56:55,200 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 15:56:55,200 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 15:56:55,200 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 15:56:55,200 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 15:56:55,214 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states. [2020-12-02 15:56:55,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-02 15:56:55,219 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:56:55,220 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:56:55,220 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:56:55,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:56:55,226 INFO L82 PathProgramCache]: Analyzing trace with hash 354246130, now seen corresponding path program 1 times [2020-12-02 15:56:55,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 15:56:55,235 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397703550] [2020-12-02 15:56:55,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 15:56:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:56:55,408 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 15:56:55,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397703550] [2020-12-02 15:56:55,409 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:56:55,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-02 15:56:55,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876331641] [2020-12-02 15:56:55,415 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 15:56:55,415 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-02 15:56:55,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 15:56:55,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:56:55,433 INFO L87 Difference]: Start difference. First operand 36 states. Second operand 2 states. [2020-12-02 15:56:55,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:56:55,453 INFO L93 Difference]: Finished difference Result 70 states and 112 transitions. [2020-12-02 15:56:55,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 15:56:55,455 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2020-12-02 15:56:55,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:56:55,465 INFO L225 Difference]: With dead ends: 70 [2020-12-02 15:56:55,466 INFO L226 Difference]: Without dead ends: 33 [2020-12-02 15:56:55,469 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 15:56:55,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-12-02 15:56:55,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-12-02 15:56:55,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-12-02 15:56:55,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 43 transitions. [2020-12-02 15:56:55,506 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 43 transitions. Word has length 8 [2020-12-02 15:56:55,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:56:55,507 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 43 transitions. [2020-12-02 15:56:55,507 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 15:56:55,507 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2020-12-02 15:56:55,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-02 15:56:55,511 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:56:55,511 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:56:55,511 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-02 15:56:55,512 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:56:55,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:56:55,513 INFO L82 PathProgramCache]: Analyzing trace with hash 325000437, now seen corresponding path program 1 times [2020-12-02 15:56:55,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 15:56:55,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293244854] [2020-12-02 15:56:55,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 15:56:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 15:56:55,597 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 15:56:55,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 15:56:55,638 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 15:56:55,668 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-02 15:56:55,668 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-02 15:56:55,669 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-02 15:56:55,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:56:55 BoogieIcfgContainer [2020-12-02 15:56:55,707 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 15:56:55,708 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 15:56:55,708 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 15:56:55,709 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 15:56:55,709 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:56:55" (3/4) ... [2020-12-02 15:56:55,713 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-02 15:56:55,713 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 15:56:55,716 INFO L168 Benchmark]: Toolchain (without parser) took 1902.73 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 30.1 MB in the beginning and 31.7 MB in the end (delta: -1.5 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. [2020-12-02 15:56:55,716 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 37.7 MB. Free memory is still 20.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:56:55,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 529.35 ms. Allocated memory is still 52.4 MB. Free memory was 29.9 MB in the beginning and 31.2 MB in the end (delta: -1.2 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2020-12-02 15:56:55,718 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.65 ms. Allocated memory is still 52.4 MB. Free memory was 31.2 MB in the beginning and 29.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 15:56:55,719 INFO L168 Benchmark]: Boogie Preprocessor took 36.67 ms. Allocated memory is still 52.4 MB. Free memory was 29.1 MB in the beginning and 27.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 15:56:55,723 INFO L168 Benchmark]: RCFGBuilder took 695.73 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 27.5 MB in the beginning and 41.1 MB in the end (delta: -13.6 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. [2020-12-02 15:56:55,724 INFO L168 Benchmark]: TraceAbstraction took 574.67 ms. Allocated memory is still 62.9 MB. Free memory was 40.8 MB in the beginning and 32.0 MB in the end (delta: 8.8 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.1 GB. [2020-12-02 15:56:55,724 INFO L168 Benchmark]: Witness Printer took 5.11 ms. Allocated memory is still 62.9 MB. Free memory was 32.0 MB in the beginning and 31.7 MB in the end (delta: 368.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:56:55,730 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 37.7 MB. Free memory is still 20.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 529.35 ms. Allocated memory is still 52.4 MB. Free memory was 29.9 MB in the beginning and 31.2 MB in the end (delta: -1.2 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 50.65 ms. Allocated memory is still 52.4 MB. Free memory was 31.2 MB in the beginning and 29.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.67 ms. Allocated memory is still 52.4 MB. Free memory was 29.1 MB in the beginning and 27.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 695.73 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 27.5 MB in the beginning and 41.1 MB in the end (delta: -13.6 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 574.67 ms. Allocated memory is still 62.9 MB. Free memory was 40.8 MB in the beginning and 32.0 MB in the end (delta: 8.8 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.1 GB. * Witness Printer took 5.11 ms. Allocated memory is still 62.9 MB. Free memory was 32.0 MB in the beginning and 31.7 MB in the end (delta: 368.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 124]: 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 21, overapproximation of bitwiseAnd at line 48, overapproximation of someBinaryFLOAT_SMTComparisonOperation at line 123, overapproximation of someUnaryFLOAT_SMToperation at line 119, overapproximation of someBinaryArithmeticFLOAT_SMToperation at line 52. Possible FailurePath: [L17-L36] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6:0}, ln2LO_exp={10:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L119] float x = -0.0f; [L39] float y, hi, lo, c, t; [L40] __int32_t k = 0, xsb, sx; [L41] __uint32_t hx; VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6:0}, ln2LO_exp={10:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L44] ieee_float_shape_type gf_u; [L45] gf_u.value = (x) [L46] EXPR gf_u.word [L46] (sx) = gf_u.word [L48] xsb = (sx >> 31) & 1 [L49] hx = sx & 0x7fffffff VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6:0}, ln2LO_exp={10:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L51] COND TRUE ((hx) > 0x7f800000L) [L52] return x + x; VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6:0}, ln2LO_exp={10:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L120] float res = __ieee754_expf(x); [L123] COND TRUE res != 1.0f VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6:0}, ln2LO_exp={10:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L124] reach_error() VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={6:0}, ln2LO_exp={10:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 36 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 46 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=36occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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 15:56:58,276 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-12-02 15:56:58,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:56:58,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:56:58,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:56:58,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:56:58,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:56:58,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:56:58,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:56:58,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:56:58,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:56:58,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:56:58,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:56:58,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 15:56:58,488 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:56:58,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:56:58,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:56:58,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:56:58,492 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:56:58,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:56:58,493 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:56:58,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:56:58,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:56:58,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:56:58,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:56:58,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:56:58,495 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 15:56:58,496 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 15:56:58,496 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:56:58,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:56:58,496 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:56:58,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:56:58,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:56:58,497 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:56:58,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:56:58,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:56:58,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:56:58,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:56:58,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:56:58,499 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:56:58,499 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 15:56:58,499 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-02 15:56:58,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:56:58,500 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:56:58,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 15:56:58,500 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 712005727f62c46a009e5aa995b5d1c386dc6cd1 [2020-12-02 15:56:58,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:56:58,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:56:58,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:56:58,947 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:56:58,948 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:56:58,949 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0832b.c [2020-12-02 15:56:59,033 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/225103d24/2da1620a92f94483af5fbb9ff75f8c56/FLAG55f349ab6 [2020-12-02 15:56:59,734 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:56:59,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0832b.c [2020-12-02 15:56:59,744 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/225103d24/2da1620a92f94483af5fbb9ff75f8c56/FLAG55f349ab6 [2020-12-02 15:57:00,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/225103d24/2da1620a92f94483af5fbb9ff75f8c56 [2020-12-02 15:57:00,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:57:00,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:57:00,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:57:00,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:57:00,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:57:00,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:57:00" (1/1) ... [2020-12-02 15:57:00,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5739917e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:57:00, skipping insertion in model container [2020-12-02 15:57:00,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:57:00" (1/1) ... [2020-12-02 15:57:00,099 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:57:00,136 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:57:00,349 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/float_req_bl_0832b.c[3181,3194] [2020-12-02 15:57:00,353 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:57:00,374 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 15:57:00,424 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/float_req_bl_0832b.c[3181,3194] [2020-12-02 15:57:00,426 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:57:00,467 INFO L217 MainTranslator]: Completed translation [2020-12-02 15:57:00,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:57:00 WrapperNode [2020-12-02 15:57:00,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 15:57:00,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 15:57:00,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 15:57:00,471 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 15:57:00,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:57:00" (1/1) ... [2020-12-02 15:57:00,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:57:00" (1/1) ... [2020-12-02 15:57:00,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 15:57:00,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 15:57:00,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 15:57:00,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 15:57:00,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:57:00" (1/1) ... [2020-12-02 15:57:00,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:57:00" (1/1) ... [2020-12-02 15:57:00,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:57:00" (1/1) ... [2020-12-02 15:57:00,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:57:00" (1/1) ... [2020-12-02 15:57:00,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:57:00" (1/1) ... [2020-12-02 15:57:00,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:57:00" (1/1) ... [2020-12-02 15:57:00,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:57:00" (1/1) ... [2020-12-02 15:57:00,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 15:57:00,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 15:57:00,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 15:57:00,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 15:57:00,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:57:00" (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 15:57:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-12-02 15:57:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-12-02 15:57:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 15:57:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 15:57:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-12-02 15:57:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-02 15:57:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 15:57:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 15:57:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-12-02 15:57:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_FLOAT [2020-12-02 15:57:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-02 15:57:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 15:57:12,688 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 15:57:12,689 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-12-02 15:57:12,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:57:12 BoogieIcfgContainer [2020-12-02 15:57:12,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 15:57:12,694 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 15:57:12,695 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 15:57:12,699 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 15:57:12,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:57:00" (1/3) ... [2020-12-02 15:57:12,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62a58123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:57:12, skipping insertion in model container [2020-12-02 15:57:12,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:57:00" (2/3) ... [2020-12-02 15:57:12,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62a58123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:57:12, skipping insertion in model container [2020-12-02 15:57:12,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:57:12" (3/3) ... [2020-12-02 15:57:12,703 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0832b.c [2020-12-02 15:57:12,718 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 15:57:12,723 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 15:57:12,736 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 15:57:12,769 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 15:57:12,770 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 15:57:12,770 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 15:57:12,770 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 15:57:12,771 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 15:57:12,771 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 15:57:12,771 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 15:57:12,771 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 15:57:12,786 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states. [2020-12-02 15:57:12,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-02 15:57:12,792 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:57:12,792 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:57:12,793 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:57:12,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:57:12,800 INFO L82 PathProgramCache]: Analyzing trace with hash 354246130, now seen corresponding path program 1 times [2020-12-02 15:57:12,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:57:12,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [494950018] [2020-12-02 15:57:12,822 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 15:57:13,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:57:13,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 15:57:13,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:57:13,669 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 15:57:13,670 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:57:13,685 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 15:57:13,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [494950018] [2020-12-02 15:57:13,687 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:57:13,687 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 15:57:13,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459116103] [2020-12-02 15:57:13,693 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 15:57:13,693 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:57:13,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 15:57:13,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:57:13,711 INFO L87 Difference]: Start difference. First operand 36 states. Second operand 2 states. [2020-12-02 15:57:13,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:57:13,729 INFO L93 Difference]: Finished difference Result 70 states and 112 transitions. [2020-12-02 15:57:13,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 15:57:13,731 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2020-12-02 15:57:13,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:57:13,739 INFO L225 Difference]: With dead ends: 70 [2020-12-02 15:57:13,739 INFO L226 Difference]: Without dead ends: 33 [2020-12-02 15:57:13,742 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 14 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 15:57:13,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-12-02 15:57:13,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-12-02 15:57:13,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-12-02 15:57:13,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 43 transitions. [2020-12-02 15:57:13,780 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 43 transitions. Word has length 8 [2020-12-02 15:57:13,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:57:13,780 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 43 transitions. [2020-12-02 15:57:13,780 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 15:57:13,780 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2020-12-02 15:57:13,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-02 15:57:13,781 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:57:13,781 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:57:13,990 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 15:57:13,991 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:57:13,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:57:13,994 INFO L82 PathProgramCache]: Analyzing trace with hash 325000437, now seen corresponding path program 1 times [2020-12-02 15:57:13,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:57:13,995 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [610120196] [2020-12-02 15:57:13,995 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 15:57:14,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:57:14,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-02 15:57:14,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:57:14,885 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 15:57:14,885 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:57:15,065 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 15:57:15,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [610120196] [2020-12-02 15:57:15,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:57:15,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-12-02 15:57:15,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407615848] [2020-12-02 15:57:15,068 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-02 15:57:15,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:57:15,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-02 15:57:15,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-02 15:57:15,073 INFO L87 Difference]: Start difference. First operand 33 states and 43 transitions. Second operand 8 states. [2020-12-02 15:57:26,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:57:26,838 INFO L93 Difference]: Finished difference Result 54 states and 64 transitions. [2020-12-02 15:57:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-02 15:57:26,895 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 9 [2020-12-02 15:57:26,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:57:26,896 INFO L225 Difference]: With dead ends: 54 [2020-12-02 15:57:26,896 INFO L226 Difference]: Without dead ends: 33 [2020-12-02 15:57:26,898 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-12-02 15:57:26,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-12-02 15:57:26,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 29. [2020-12-02 15:57:26,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-12-02 15:57:26,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 31 transitions. [2020-12-02 15:57:26,903 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 31 transitions. Word has length 9 [2020-12-02 15:57:26,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:57:26,904 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 31 transitions. [2020-12-02 15:57:26,904 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-02 15:57:26,904 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2020-12-02 15:57:26,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-02 15:57:26,905 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:57:26,905 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:57:27,116 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 15:57:27,117 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:57:27,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:57:27,120 INFO L82 PathProgramCache]: Analyzing trace with hash -239562945, now seen corresponding path program 1 times [2020-12-02 15:57:27,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:57:27,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1293170687] [2020-12-02 15:57:27,122 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 15:57:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:57:27,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-02 15:57:27,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:57:28,643 WARN L197 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-02 15:57:34,119 WARN L197 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 37 [2020-12-02 15:57:36,637 WARN L197 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 42 [2020-12-02 15:57:39,675 WARN L197 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 47 [2020-12-02 15:57:39,687 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 15:57:39,687 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:57:47,029 WARN L197 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-12-02 15:57:50,613 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-12-02 15:57:50,616 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 15:57:50,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1293170687] [2020-12-02 15:57:50,617 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:57:50,617 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2020-12-02 15:57:50,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744479557] [2020-12-02 15:57:50,618 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-02 15:57:50,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:57:50,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-02 15:57:50,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=66, Unknown=1, NotChecked=0, Total=90 [2020-12-02 15:57:50,621 INFO L87 Difference]: Start difference. First operand 29 states and 31 transitions. Second operand 10 states. [2020-12-02 15:58:08,753 WARN L197 SmtUtils]: Spent 9.54 s on a formula simplification that was a NOOP. DAG size: 46 [2020-12-02 15:58:32,248 WARN L197 SmtUtils]: Spent 20.77 s on a formula simplification that was a NOOP. DAG size: 66 [2020-12-02 15:58:48,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:58:48,377 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2020-12-02 15:58:48,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-02 15:58:48,378 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2020-12-02 15:58:48,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:58:48,379 INFO L225 Difference]: With dead ends: 33 [2020-12-02 15:58:48,379 INFO L226 Difference]: Without dead ends: 29 [2020-12-02 15:58:48,380 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 56.7s TimeCoverageRelationStatistics Valid=42, Invalid=89, Unknown=1, NotChecked=0, Total=132 [2020-12-02 15:58:48,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2020-12-02 15:58:48,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2020-12-02 15:58:48,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-12-02 15:58:48,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2020-12-02 15:58:48,385 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 15 [2020-12-02 15:58:48,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:58:48,385 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2020-12-02 15:58:48,386 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-02 15:58:48,386 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2020-12-02 15:58:48,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-02 15:58:48,387 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:58:48,387 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:58:48,587 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-02 15:58:48,588 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:58:48,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:58:48,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1708303706, now seen corresponding path program 1 times [2020-12-02 15:58:48,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:58:48,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [421150268] [2020-12-02 15:58:48,592 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 15:58:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:58:49,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-02 15:58:49,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:58:53,790 WARN L197 SmtUtils]: Spent 3.36 s on a formula simplification that was a NOOP. DAG size: 38 [2020-12-02 15:59:01,904 WARN L197 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 54 [2020-12-02 15:59:07,268 WARN L197 SmtUtils]: Spent 2.58 s on a formula simplification that was a NOOP. DAG size: 57 [2020-12-02 15:59:07,299 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 15:59:07,299 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:59:13,996 WARN L197 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-12-02 15:59:16,365 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~x~0_6 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_expf_#t~nondet48_13| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet85_10| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_expf_#t~nondet48_13|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_expf_#t~nondet48_13|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_expf_#t~nondet48_13|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_6))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet85_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet85_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet85_10|)))) (or (not (= (fp.add c_~CRM (fp ((_ extract 31 31) c_~huge_exp~0) ((_ extract 30 23) c_~huge_exp~0) ((_ extract 22 0) c_~huge_exp~0)) .cse0) .cse1)) (not (= .cse2 (_ +zero 8 24))) (fp.gt .cse1 (fp ((_ extract 31 31) c_~one_exp~0) ((_ extract 30 23) c_~one_exp~0) ((_ extract 22 0) c_~one_exp~0))) (not (= .cse0 (fp.neg .cse2)))))) is different from false [2020-12-02 15:59:16,447 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 15:59:16,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [421150268] [2020-12-02 15:59:16,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:59:16,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-12-02 15:59:16,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438165831] [2020-12-02 15:59:16,448 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-02 15:59:16,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:59:16,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-02 15:59:16,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2020-12-02 15:59:16,449 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 8 states. [2020-12-02 15:59:26,606 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ULTIMATE.start_main_~x~0_6 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_expf_#t~nondet48_13| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet85_10| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_expf_#t~nondet48_13|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_expf_#t~nondet48_13|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_expf_#t~nondet48_13|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_6))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet85_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet85_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet85_10|)))) (or (not (= (fp.add c_~CRM (fp ((_ extract 31 31) c_~huge_exp~0) ((_ extract 30 23) c_~huge_exp~0) ((_ extract 22 0) c_~huge_exp~0)) .cse0) .cse1)) (not (= .cse2 (_ +zero 8 24))) (fp.gt .cse1 (fp ((_ extract 31 31) c_~one_exp~0) ((_ extract 30 23) c_~one_exp~0) ((_ extract 22 0) c_~one_exp~0))) (not (= .cse0 (fp.neg .cse2)))))) (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7| (_ BitVec 64))) (let ((.cse3 (fp ((_ extract 63 63) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7|) ((_ extract 62 52) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7|) ((_ extract 51 0) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7|)))) (and (= .cse3 ((_ to_fp 11 53) c_~CRM 1.0)) (= (fp ((_ extract 31 31) c_~one_exp~0) ((_ extract 30 23) c_~one_exp~0) ((_ extract 22 0) c_~one_exp~0)) ((_ to_fp 8 24) c_~CRM .cse3))))) (exists ((|v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6| (_ BitVec 64))) (let ((.cse4 (fp ((_ extract 63 63) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6|) ((_ extract 62 52) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6|) ((_ extract 51 0) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6|)))) (and (= ((_ to_fp 11 53) c_~CRM 1000000000000000000000000000000.0) .cse4) (= ((_ to_fp 8 24) c_~CRM .cse4) (fp ((_ extract 31 31) c_~huge_exp~0) ((_ extract 30 23) c_~huge_exp~0) ((_ extract 22 0) c_~huge_exp~0))))))) is different from false [2020-12-02 15:59:54,611 WARN L197 SmtUtils]: Spent 25.28 s on a formula simplification. DAG size of input: 73 DAG size of output: 67 [2020-12-02 15:59:54,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:59:54,613 INFO L93 Difference]: Finished difference Result 29 states and 30 transitions. [2020-12-02 15:59:54,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-02 15:59:54,614 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2020-12-02 15:59:54,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:59:54,614 INFO L225 Difference]: With dead ends: 29 [2020-12-02 15:59:54,614 INFO L226 Difference]: Without dead ends: 0 [2020-12-02 15:59:54,615 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 58.6s TimeCoverageRelationStatistics Valid=25, Invalid=36, Unknown=3, NotChecked=26, Total=90 [2020-12-02 15:59:54,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-02 15:59:54,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-02 15:59:54,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-02 15:59:54,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-02 15:59:54,616 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2020-12-02 15:59:54,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:59:54,616 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-02 15:59:54,616 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-02 15:59:54,616 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-02 15:59:54,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-02 15:59:54,826 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-02 15:59:54,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-02 16:00:03,611 WARN L197 SmtUtils]: Spent 8.72 s on a formula simplification that was a NOOP. DAG size: 46 [2020-12-02 16:00:17,865 WARN L197 SmtUtils]: Spent 14.25 s on a formula simplification. DAG size of input: 84 DAG size of output: 54 [2020-12-02 16:00:17,885 INFO L262 CegarLoopResult]: For program point L60(lines 60 75) no Hoare annotation was computed. [2020-12-02 16:00:17,885 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-02 16:00:17,885 INFO L262 CegarLoopResult]: For program point L61(lines 61 70) no Hoare annotation was computed. [2020-12-02 16:00:17,885 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-02 16:00:17,885 INFO L262 CegarLoopResult]: For program point L61-2(lines 61 70) no Hoare annotation was computed. [2020-12-02 16:00:17,885 INFO L262 CegarLoopResult]: For program point L53(lines 53 54) no Hoare annotation was computed. [2020-12-02 16:00:17,885 INFO L262 CegarLoopResult]: For program point L86-1(lines 86 90) no Hoare annotation was computed. [2020-12-02 16:00:17,886 INFO L258 CegarLoopResult]: At program point L86-2(lines 86 90) the Hoare annotation is: false [2020-12-02 16:00:17,886 INFO L265 CegarLoopResult]: At program point L128(lines 113 129) the Hoare annotation is: true [2020-12-02 16:00:17,886 INFO L262 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-12-02 16:00:17,886 INFO L262 CegarLoopResult]: For program point L54-2(line 54) no Hoare annotation was computed. [2020-12-02 16:00:17,886 INFO L262 CegarLoopResult]: For program point L104(lines 104 108) no Hoare annotation was computed. [2020-12-02 16:00:17,886 INFO L262 CegarLoopResult]: For program point L104-1(lines 97 110) no Hoare annotation was computed. [2020-12-02 16:00:17,886 INFO L262 CegarLoopResult]: For program point L104-2(lines 104 108) no Hoare annotation was computed. [2020-12-02 16:00:17,886 INFO L262 CegarLoopResult]: For program point L55(lines 55 56) no Hoare annotation was computed. [2020-12-02 16:00:17,887 INFO L262 CegarLoopResult]: For program point L80(lines 80 83) no Hoare annotation was computed. [2020-12-02 16:00:17,887 INFO L262 CegarLoopResult]: For program point L72(lines 72 75) no Hoare annotation was computed. [2020-12-02 16:00:17,887 INFO L262 CegarLoopResult]: For program point L72-2(lines 60 75) no Hoare annotation was computed. [2020-12-02 16:00:17,887 INFO L262 CegarLoopResult]: For program point L73(lines 73 74) no Hoare annotation was computed. [2020-12-02 16:00:17,888 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-02 16:00:17,888 INFO L262 CegarLoopResult]: For program point L123(lines 123 126) no Hoare annotation was computed. [2020-12-02 16:00:17,888 INFO L262 CegarLoopResult]: For program point L57(lines 57 58) no Hoare annotation was computed. [2020-12-02 16:00:17,889 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 124) no Hoare annotation was computed. [2020-12-02 16:00:17,889 INFO L262 CegarLoopResult]: For program point L99-1(lines 99 103) no Hoare annotation was computed. [2020-12-02 16:00:17,889 INFO L258 CegarLoopResult]: At program point L99-2(lines 99 103) the Hoare annotation is: false [2020-12-02 16:00:17,889 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-02 16:00:17,889 INFO L262 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-12-02 16:00:17,890 INFO L262 CegarLoopResult]: For program point L91(lines 91 95) no Hoare annotation was computed. [2020-12-02 16:00:17,890 INFO L262 CegarLoopResult]: For program point L91-1(lines 84 97) no Hoare annotation was computed. [2020-12-02 16:00:17,890 INFO L262 CegarLoopResult]: For program point L91-2(lines 91 95) no Hoare annotation was computed. [2020-12-02 16:00:17,890 INFO L262 CegarLoopResult]: For program point L84(lines 84 110) no Hoare annotation was computed. [2020-12-02 16:00:17,890 INFO L262 CegarLoopResult]: For program point L51(lines 51 52) no Hoare annotation was computed. [2020-12-02 16:00:17,892 INFO L258 CegarLoopResult]: At program point L109(lines 38 111) the Hoare annotation is: (and (exists ((~one_exp~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_expf_~x (_ BitVec 32)) (|v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6| (_ BitVec 64)) (|v_ULTIMATE.start_main_#t~nondet85_8| (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet85_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet85_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet85_8|))) (.cse1 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_expf_~x) ((_ extract 30 23) ULTIMATE.start___ieee754_expf_~x) ((_ extract 22 0) ULTIMATE.start___ieee754_expf_~x))) (.cse0 (fp ((_ extract 31 31) ~one_exp~0) ((_ extract 30 23) ~one_exp~0) ((_ extract 22 0) ~one_exp~0))) (.cse3 (fp ((_ extract 63 63) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6|) ((_ extract 62 52) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6|) ((_ extract 51 0) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6|)))) (and (= (fp.add ~CRM .cse0 .cse1) (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_#res|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_#res|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_#res|))) (= (_ +zero 8 24) .cse2) (= (fp.neg .cse2) .cse1) (= ((_ to_fp 11 53) ~CRM 1.0) .cse3) (= .cse0 ((_ to_fp 8 24) ~CRM .cse3))))) (= roundNearestTiesToEven ~CRM) (exists ((|v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6| (_ BitVec 64))) (let ((.cse4 (fp ((_ extract 63 63) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6|) ((_ extract 62 52) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6|) ((_ extract 51 0) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6|)))) (and (= ((_ to_fp 11 53) ~CRM 1.0) .cse4) (= (fp ((_ extract 31 31) ~one_exp~0) ((_ extract 30 23) ~one_exp~0) ((_ extract 22 0) ~one_exp~0)) ((_ to_fp 8 24) ~CRM .cse4))))) (exists ((|v_ULTIMATE.start_main_#t~nondet85_8| (_ BitVec 32))) (let ((.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet85_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet85_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet85_8|)))) (and (= (_ +zero 8 24) .cse5) (= (fp.neg .cse5) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_expf_~x) ((_ extract 30 23) ULTIMATE.start___ieee754_expf_~x) ((_ extract 22 0) ULTIMATE.start___ieee754_expf_~x))))))) [2020-12-02 16:00:17,892 INFO L262 CegarLoopResult]: For program point L43-1(lines 43 47) no Hoare annotation was computed. [2020-12-02 16:00:17,892 INFO L258 CegarLoopResult]: At program point L43-2(lines 43 47) the Hoare annotation is: (and (= roundNearestTiesToEven ~CRM) (exists ((|v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7|) ((_ extract 62 52) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7|) ((_ extract 51 0) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7|)))) (and (= .cse0 ((_ to_fp 11 53) ~CRM 1.0)) (= (fp ((_ extract 31 31) ~one_exp~0) ((_ extract 30 23) ~one_exp~0) ((_ extract 22 0) ~one_exp~0)) ((_ to_fp 8 24) ~CRM .cse0))))) (exists ((|v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6| (_ BitVec 64))) (let ((.cse1 (fp ((_ extract 63 63) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6|) ((_ extract 62 52) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6|) ((_ extract 51 0) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6|)))) (and (= ((_ to_fp 11 53) ~CRM 1000000000000000000000000000000.0) .cse1) (= ((_ to_fp 8 24) ~CRM .cse1) (fp ((_ extract 31 31) ~huge_exp~0) ((_ extract 30 23) ~huge_exp~0) ((_ extract 22 0) ~huge_exp~0)))))) (exists ((|v_ULTIMATE.start_main_#t~nondet85_8| (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet85_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet85_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet85_8|)))) (and (= (_ +zero 8 24) .cse2) (= (fp.neg .cse2) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_expf_~x) ((_ extract 30 23) ULTIMATE.start___ieee754_expf_~x) ((_ extract 22 0) ULTIMATE.start___ieee754_expf_~x))))))) [2020-12-02 16:00:17,893 INFO L262 CegarLoopResult]: For program point L43-3(lines 43 47) no Hoare annotation was computed. [2020-12-02 16:00:17,908 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:17,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:17,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:17,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:17,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:17,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:17,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:17,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:17,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:17,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,922 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:17,923 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:17,923 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:17,923 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,924 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,925 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,928 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:00:17,929 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,929 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,929 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,932 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,932 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,932 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,934 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,934 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,941 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:17,941 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:17,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:17,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:17,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:17,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:17,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:17,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:17,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:17,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:17,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:17,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:17,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,947 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:00:17,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:17,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,967 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:00:17,970 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:17,970 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:17,971 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:17,972 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:17,972 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:17,973 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:17,973 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:17,973 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:17,973 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:17,974 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:17,974 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:17,974 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:17,974 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,975 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,975 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,975 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,976 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,976 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:00:17,977 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:17,977 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:17,978 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:17,978 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:17,978 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:17,978 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:17,979 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:17,979 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:17,979 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:17,979 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:17,979 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:17,981 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:17,983 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,984 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,984 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,985 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,985 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,985 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:17,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:00:17 BoogieIcfgContainer [2020-12-02 16:00:17,989 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 16:00:17,990 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 16:00:17,990 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 16:00:17,990 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 16:00:17,991 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:57:12" (3/4) ... [2020-12-02 16:00:17,995 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-02 16:00:18,028 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2020-12-02 16:00:18,029 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-02 16:00:18,030 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 16:00:18,031 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 16:00:18,065 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~roundNearestTiesToEven == unknown-~CRM-unknown && (\exists v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7 : bv64 :: ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7[51:0]) == ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0) && ~fp~LONGDOUBLE(one_exp[31:31], one_exp[30:23], one_exp[22:0]) == ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7[51:0])))) && (\exists v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6 : bv64 :: ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0E30) == ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6[51:0]) && ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6[51:0])) == ~fp~LONGDOUBLE(huge_exp[31:31], huge_exp[30:23], huge_exp[22:0]))) && (\exists v_ULTIMATE.start_main_#t~nondet85_8 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet85_8[31:31], v_ULTIMATE.start_main_#t~nondet85_8[30:23], v_ULTIMATE.start_main_#t~nondet85_8[22:0]) && ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet85_8[31:31], v_ULTIMATE.start_main_#t~nondet85_8[30:23], v_ULTIMATE.start_main_#t~nondet85_8[22:0])) == ~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0])) [2020-12-02 16:00:18,067 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists ~one_exp~0 : bv32, ULTIMATE.start___ieee754_expf_~x : bv32, v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6 : bv64, v_ULTIMATE.start_main_#t~nondet85_8 : bv32 :: (((~fp.add~FLOAT(unknown-~CRM-unknown, ~fp~LONGDOUBLE(~one_exp~0[31:31], ~one_exp~0[30:23], ~one_exp~0[22:0]), ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~x[31:31], ULTIMATE.start___ieee754_expf_~x[30:23], ULTIMATE.start___ieee754_expf_~x[22:0])) == ~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet85_8[31:31], v_ULTIMATE.start_main_#t~nondet85_8[30:23], v_ULTIMATE.start_main_#t~nondet85_8[22:0])) && ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet85_8[31:31], v_ULTIMATE.start_main_#t~nondet85_8[30:23], v_ULTIMATE.start_main_#t~nondet85_8[22:0])) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~x[31:31], ULTIMATE.start___ieee754_expf_~x[30:23], ULTIMATE.start___ieee754_expf_~x[22:0])) && ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0) == ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[51:0])) && ~fp~LONGDOUBLE(~one_exp~0[31:31], ~one_exp~0[30:23], ~one_exp~0[22:0]) == ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[51:0]))) && ~roundNearestTiesToEven == unknown-~CRM-unknown) && (\exists v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6 : bv64 :: ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0) == ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[51:0]) && ~fp~LONGDOUBLE(one_exp[31:31], one_exp[30:23], one_exp[22:0]) == ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[51:0])))) && (\exists v_ULTIMATE.start_main_#t~nondet85_8 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet85_8[31:31], v_ULTIMATE.start_main_#t~nondet85_8[30:23], v_ULTIMATE.start_main_#t~nondet85_8[22:0]) && ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet85_8[31:31], v_ULTIMATE.start_main_#t~nondet85_8[30:23], v_ULTIMATE.start_main_#t~nondet85_8[22:0])) == ~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0])) [2020-12-02 16:00:18,196 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 16:00:18,196 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 16:00:18,197 INFO L168 Benchmark]: Toolchain (without parser) took 198121.80 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 22.7 MB in the beginning and 23.8 MB in the end (delta: -1.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. [2020-12-02 16:00:18,198 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 46.1 MB. Free memory was 30.7 MB in the beginning and 30.6 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 16:00:18,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 390.58 ms. Allocated memory is still 46.1 MB. Free memory was 22.4 MB in the beginning and 29.6 MB in the end (delta: -7.2 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. [2020-12-02 16:00:18,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.18 ms. Allocated memory is still 46.1 MB. Free memory was 29.6 MB in the beginning and 26.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 16:00:18,199 INFO L168 Benchmark]: Boogie Preprocessor took 59.77 ms. Allocated memory is still 46.1 MB. Free memory was 26.5 MB in the beginning and 23.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 16:00:18,200 INFO L168 Benchmark]: RCFGBuilder took 12093.74 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 23.9 MB in the beginning and 30.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. [2020-12-02 16:00:18,200 INFO L168 Benchmark]: TraceAbstraction took 185294.94 ms. Allocated memory is still 56.6 MB. Free memory was 30.1 MB in the beginning and 13.5 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. [2020-12-02 16:00:18,200 INFO L168 Benchmark]: Witness Printer took 206.79 ms. Allocated memory is still 56.6 MB. Free memory was 13.2 MB in the beginning and 23.8 MB in the end (delta: -10.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 16:00:18,203 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 46.1 MB. Free memory was 30.7 MB in the beginning and 30.6 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 390.58 ms. Allocated memory is still 46.1 MB. Free memory was 22.4 MB in the beginning and 29.6 MB in the end (delta: -7.2 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 67.18 ms. Allocated memory is still 46.1 MB. Free memory was 29.6 MB in the beginning and 26.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 59.77 ms. Allocated memory is still 46.1 MB. Free memory was 26.5 MB in the beginning and 23.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12093.74 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 23.9 MB in the beginning and 30.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 185294.94 ms. Allocated memory is still 56.6 MB. Free memory was 30.1 MB in the beginning and 13.5 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. * Witness Printer took 206.79 ms. Allocated memory is still 56.6 MB. Free memory was 13.2 MB in the beginning and 23.8 MB in the end (delta: -10.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_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_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_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_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,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_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,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_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 124]: 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: 113]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 38]: Loop Invariant [2020-12-02 16:00:18,216 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:18,216 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:18,216 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:18,216 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:18,216 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:18,217 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:18,217 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,217 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,217 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,217 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,217 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,217 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,218 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:18,218 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:18,218 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:18,218 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,218 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,218 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,219 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:18,219 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:18,219 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:18,219 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,219 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,219 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:00:18,219 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,220 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,220 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,221 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,221 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,221 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,221 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,221 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,221 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,221 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,221 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,222 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,224 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:18,225 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:18,225 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:18,225 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:18,225 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:18,225 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:18,225 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,225 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:18,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:18,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~x,QUANTIFIED] [2020-12-02 16:00:18,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,227 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,227 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,227 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:18,227 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:18,227 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~one_exp~0,QUANTIFIED] [2020-12-02 16:00:18,227 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,227 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,228 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,228 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:00:18,228 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,228 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,228 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,228 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,228 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,229 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6,QUANTIFIED] [2020-12-02 16:00:18,229 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,229 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,229 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,229 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,229 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,229 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] Derived loop invariant: (((\exists ~one_exp~0 : bv32, ULTIMATE.start___ieee754_expf_~x : bv32, v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6 : bv64, v_ULTIMATE.start_main_#t~nondet85_8 : bv32 :: (((~fp.add~FLOAT(unknown-~CRM-unknown, ~fp~LONGDOUBLE(~one_exp~0[31:31], ~one_exp~0[30:23], ~one_exp~0[22:0]), ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~x[31:31], ULTIMATE.start___ieee754_expf_~x[30:23], ULTIMATE.start___ieee754_expf_~x[22:0])) == ~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet85_8[31:31], v_ULTIMATE.start_main_#t~nondet85_8[30:23], v_ULTIMATE.start_main_#t~nondet85_8[22:0])) && ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet85_8[31:31], v_ULTIMATE.start_main_#t~nondet85_8[30:23], v_ULTIMATE.start_main_#t~nondet85_8[22:0])) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~x[31:31], ULTIMATE.start___ieee754_expf_~x[30:23], ULTIMATE.start___ieee754_expf_~x[22:0])) && ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0) == ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[51:0])) && ~fp~LONGDOUBLE(~one_exp~0[31:31], ~one_exp~0[30:23], ~one_exp~0[22:0]) == ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[51:0]))) && ~roundNearestTiesToEven == unknown-~CRM-unknown) && (\exists v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6 : bv64 :: ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0) == ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[51:0]) && ~fp~LONGDOUBLE(one_exp[31:31], one_exp[30:23], one_exp[22:0]) == ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_6[51:0])))) && (\exists v_ULTIMATE.start_main_#t~nondet85_8 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet85_8[31:31], v_ULTIMATE.start_main_#t~nondet85_8[30:23], v_ULTIMATE.start_main_#t~nondet85_8[22:0]) && ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet85_8[31:31], v_ULTIMATE.start_main_#t~nondet85_8[30:23], v_ULTIMATE.start_main_#t~nondet85_8[22:0])) == ~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0])) - InvariantResult [Line: 43]: Loop Invariant [2020-12-02 16:00:18,230 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:00:18,231 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:18,231 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:18,231 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:18,231 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:18,231 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:18,232 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:18,232 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:18,232 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:18,232 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:18,232 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:18,232 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:18,232 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:18,233 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,233 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,233 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,233 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,233 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,233 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,234 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:00:18,235 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:18,235 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:18,235 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:18,235 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:18,235 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:18,235 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7,QUANTIFIED] [2020-12-02 16:00:18,235 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:18,236 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:18,236 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:18,236 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:18,236 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:18,236 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6,QUANTIFIED] [2020-12-02 16:00:18,236 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] [2020-12-02 16:00:18,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet85_8,QUANTIFIED] Derived loop invariant: ((~roundNearestTiesToEven == unknown-~CRM-unknown && (\exists v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7 : bv64 :: ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7[51:0]) == ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0) && ~fp~LONGDOUBLE(one_exp[31:31], one_exp[30:23], one_exp[22:0]) == ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet7_7[51:0])))) && (\exists v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6 : bv64 :: ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0E30) == ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6[51:0]) && ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet11_6[51:0])) == ~fp~LONGDOUBLE(huge_exp[31:31], huge_exp[30:23], huge_exp[22:0]))) && (\exists v_ULTIMATE.start_main_#t~nondet85_8 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet85_8[31:31], v_ULTIMATE.start_main_#t~nondet85_8[30:23], v_ULTIMATE.start_main_#t~nondet85_8[22:0]) && ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet85_8[31:31], v_ULTIMATE.start_main_#t~nondet85_8[30:23], v_ULTIMATE.start_main_#t~nondet85_8[22:0])) == ~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0])) - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 36 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 162.0s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 107.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 23.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 100 SDtfs, 91 SDslu, 188 SDs, 0 SdLazy, 51 SolverSat, 5 SolverUnsat, 14 SolverUnknown, 0 SolverNotchecked, 39.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 115.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=36occurred 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, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 8 NumberOfFragments, 234 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 84 FormulaSimplificationTreeSizeReductionInter, 23.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 49.9s InterpolantComputationTime, 49 NumberOfCodeBlocks, 49 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 90 ConstructedInterpolants, 50 QuantifiedInterpolants, 45472 SizeOfPredicates, 18 NumberOfNonLiveVariables, 385 ConjunctsInSsa, 30 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...