./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc 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 ../sv-benchmarks/c/float-newlib/float_req_bl_0730a.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 890580debe4a85623aba698da780d7a7a0a13661 ...................................................................................................................................................................................................................................................................................................... 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 ../sv-benchmarks/c/float-newlib/float_req_bl_0730a.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 890580debe4a85623aba698da780d7a7a0a13661 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-10-24 23:22:00,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 23:22:00,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 23:22:00,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 23:22:00,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 23:22:00,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 23:22:00,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 23:22:00,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 23:22:00,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 23:22:00,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 23:22:00,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 23:22:00,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 23:22:00,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 23:22:00,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 23:22:00,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 23:22:00,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 23:22:00,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 23:22:00,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 23:22:00,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 23:22:00,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 23:22:00,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 23:22:00,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 23:22:00,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 23:22:00,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 23:22:00,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 23:22:00,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 23:22:00,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 23:22:00,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 23:22:00,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 23:22:00,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 23:22:00,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 23:22:00,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 23:22:00,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 23:22:00,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 23:22:00,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 23:22:00,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 23:22:00,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 23:22:00,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 23:22:00,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 23:22:00,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 23:22:00,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 23:22:00,236 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-24 23:22:00,285 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 23:22:00,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 23:22:00,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 23:22:00,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 23:22:00,290 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 23:22:00,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 23:22:00,291 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 23:22:00,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 23:22:00,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 23:22:00,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 23:22:00,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 23:22:00,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 23:22:00,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 23:22:00,294 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 23:22:00,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 23:22:00,295 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 23:22:00,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 23:22:00,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 23:22:00,295 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 23:22:00,296 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 23:22:00,296 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 23:22:00,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 23:22:00,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 23:22:00,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 23:22:00,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 23:22:00,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-24 23:22:00,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-24 23:22:00,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 23:22:00,298 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 23:22:00,299 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 890580debe4a85623aba698da780d7a7a0a13661 [2020-10-24 23:22:00,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 23:22:00,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 23:22:00,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 23:22:00,758 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 23:22:00,759 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 23:22:00,761 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2020-10-24 23:22:00,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18bcfaa07/46b4a82c4d5c45d68f14c1c9631023c8/FLAGbe7cdb6a3 [2020-10-24 23:22:01,605 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 23:22:01,606 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2020-10-24 23:22:01,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18bcfaa07/46b4a82c4d5c45d68f14c1c9631023c8/FLAGbe7cdb6a3 [2020-10-24 23:22:01,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18bcfaa07/46b4a82c4d5c45d68f14c1c9631023c8 [2020-10-24 23:22:01,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 23:22:01,929 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 23:22:01,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 23:22:01,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 23:22:01,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 23:22:01,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:22:01" (1/1) ... [2020-10-24 23:22:01,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bb25d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:01, skipping insertion in model container [2020-10-24 23:22:01,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:22:01" (1/1) ... [2020-10-24 23:22:01,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 23:22:01,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-24 23:22:02,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 23:22:02,280 INFO L203 MainTranslator]: Completed pre-run [2020-10-24 23:22:02,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 23:22:02,339 INFO L208 MainTranslator]: Completed translation [2020-10-24 23:22:02,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:02 WrapperNode [2020-10-24 23:22:02,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 23:22:02,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 23:22:02,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 23:22:02,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 23:22:02,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:02" (1/1) ... [2020-10-24 23:22:02,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:02" (1/1) ... [2020-10-24 23:22:02,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 23:22:02,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 23:22:02,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 23:22:02,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 23:22:02,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:02" (1/1) ... [2020-10-24 23:22:02,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:02" (1/1) ... [2020-10-24 23:22:02,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:02" (1/1) ... [2020-10-24 23:22:02,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:02" (1/1) ... [2020-10-24 23:22:02,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:02" (1/1) ... [2020-10-24 23:22:02,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:02" (1/1) ... [2020-10-24 23:22:02,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:02" (1/1) ... [2020-10-24 23:22:02,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 23:22:02,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 23:22:02,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 23:22:02,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 23:22:02,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:02" (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 [2020-10-24 23:22:02,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-24 23:22:02,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 23:22:02,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-10-24 23:22:02,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-24 23:22:02,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-10-24 23:22:02,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 23:22:02,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 23:22:02,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-24 23:22:02,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-24 23:22:02,974 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 23:22:02,974 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-10-24 23:22:02,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:22:02 BoogieIcfgContainer [2020-10-24 23:22:02,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 23:22:02,979 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 23:22:02,979 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 23:22:02,983 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 23:22:02,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:22:01" (1/3) ... [2020-10-24 23:22:02,984 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58f83a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:22:02, skipping insertion in model container [2020-10-24 23:22:02,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:02" (2/3) ... [2020-10-24 23:22:02,985 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58f83a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:22:02, skipping insertion in model container [2020-10-24 23:22:02,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:22:02" (3/3) ... [2020-10-24 23:22:02,987 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0730a.c [2020-10-24 23:22:02,999 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-24 23:22:03,004 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-24 23:22:03,019 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-24 23:22:03,055 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 23:22:03,056 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 23:22:03,056 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-24 23:22:03,056 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 23:22:03,056 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 23:22:03,057 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 23:22:03,057 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 23:22:03,057 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 23:22:03,081 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states. [2020-10-24 23:22:03,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-24 23:22:03,086 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:22:03,087 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:22:03,088 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:22:03,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:22:03,093 INFO L82 PathProgramCache]: Analyzing trace with hash 175857115, now seen corresponding path program 1 times [2020-10-24 23:22:03,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-24 23:22:03,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521224362] [2020-10-24 23:22:03,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 23:22:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 23:22:03,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 23:22:03,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521224362] [2020-10-24 23:22:03,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 23:22:03,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-24 23:22:03,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613801788] [2020-10-24 23:22:03,370 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-24 23:22:03,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-24 23:22:03,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-24 23:22:03,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-24 23:22:03,398 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 2 states. [2020-10-24 23:22:03,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 23:22:03,434 INFO L93 Difference]: Finished difference Result 71 states and 109 transitions. [2020-10-24 23:22:03,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-24 23:22:03,436 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-10-24 23:22:03,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 23:22:03,450 INFO L225 Difference]: With dead ends: 71 [2020-10-24 23:22:03,451 INFO L226 Difference]: Without dead ends: 33 [2020-10-24 23:22:03,456 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 [2020-10-24 23:22:03,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-10-24 23:22:03,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-10-24 23:22:03,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-10-24 23:22:03,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 43 transitions. [2020-10-24 23:22:03,510 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 43 transitions. Word has length 11 [2020-10-24 23:22:03,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 23:22:03,511 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 43 transitions. [2020-10-24 23:22:03,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-24 23:22:03,512 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2020-10-24 23:22:03,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-24 23:22:03,513 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:22:03,513 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:22:03,514 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-24 23:22:03,515 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:22:03,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:22:03,518 INFO L82 PathProgramCache]: Analyzing trace with hash -1305768564, now seen corresponding path program 1 times [2020-10-24 23:22:03,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-24 23:22:03,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715628840] [2020-10-24 23:22:03,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 23:22:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-24 23:22:03,653 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-24 23:22:03,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-24 23:22:03,694 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-24 23:22:03,738 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-24 23:22:03,739 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-24 23:22:03,741 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-24 23:22:03,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 11:22:03 BoogieIcfgContainer [2020-10-24 23:22:03,776 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-24 23:22:03,777 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-24 23:22:03,777 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-24 23:22:03,777 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-24 23:22:03,778 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:22:02" (3/4) ... [2020-10-24 23:22:03,782 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-24 23:22:03,782 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-24 23:22:03,785 INFO L168 Benchmark]: Toolchain (without parser) took 1860.16 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 25.5 MB in the beginning and 39.0 MB in the end (delta: -13.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 23:22:03,786 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 39.8 MB. Free memory was 26.5 MB in the beginning and 26.5 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 23:22:03,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.96 ms. Allocated memory is still 48.2 MB. Free memory was 24.9 MB in the beginning and 25.2 MB in the end (delta: -351.6 kB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2020-10-24 23:22:03,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.25 ms. Allocated memory is still 48.2 MB. Free memory was 25.1 MB in the beginning and 23.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-24 23:22:03,788 INFO L168 Benchmark]: Boogie Preprocessor took 42.37 ms. Allocated memory is still 48.2 MB. Free memory was 23.2 MB in the beginning and 21.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 23:22:03,789 INFO L168 Benchmark]: RCFGBuilder took 540.64 ms. Allocated memory is still 48.2 MB. Free memory was 21.7 MB in the beginning and 24.9 MB in the end (delta: -3.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 16.1 GB. [2020-10-24 23:22:03,790 INFO L168 Benchmark]: TraceAbstraction took 797.01 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 24.5 MB in the beginning and 39.6 MB in the end (delta: -15.1 MB). Peak memory consumption was 13.0 MB. Max. memory is 16.1 GB. [2020-10-24 23:22:03,791 INFO L168 Benchmark]: Witness Printer took 5.45 ms. Allocated memory is still 58.7 MB. Free memory was 39.3 MB in the beginning and 39.0 MB in the end (delta: 258.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 23:22:03,796 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 39.8 MB. Free memory was 26.5 MB in the beginning and 26.5 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 407.96 ms. Allocated memory is still 48.2 MB. Free memory was 24.9 MB in the beginning and 25.2 MB in the end (delta: -351.6 kB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 50.25 ms. Allocated memory is still 48.2 MB. Free memory was 25.1 MB in the beginning and 23.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.37 ms. Allocated memory is still 48.2 MB. Free memory was 23.2 MB in the beginning and 21.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 540.64 ms. Allocated memory is still 48.2 MB. Free memory was 21.7 MB in the beginning and 24.9 MB in the end (delta: -3.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 797.01 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 24.5 MB in the beginning and 39.6 MB in the end (delta: -15.1 MB). Peak memory consumption was 13.0 MB. Max. memory is 16.1 GB. * Witness Printer took 5.45 ms. Allocated memory is still 58.7 MB. Free memory was 39.3 MB in the beginning and 39.0 MB in the end (delta: 258.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 29, overapproximation of bitwiseAnd at line 91. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L103] float x = 1.0f / 0.0f; [L17] float z; [L18] __uint32_t r, hx; [L19] __int32_t ix, s, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L22] ieee_float_shape_type gf_u; [L23] gf_u.value = (x) [L24] EXPR gf_u.word [L24] (ix) = gf_u.word [L26] hx = ix & 0x7fffffff VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L28] COND TRUE !((hx) < 0x7f800000L) [L29] return x * x + x; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L105] float res = __ieee754_sqrtf(x); [L85] __int32_t ix; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L87] ieee_float_shape_type gf_u; [L88] gf_u.value = (x) [L89] EXPR gf_u.word [L89] (ix) = gf_u.word [L91] ix &= 0x7fffffff [L92] return ((ix) == 0x7f800000L); VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L108] COND TRUE !isinf_float(res) [L3] __assert_fail("0", "float_req_bl_0730a.c", 3, "reach_error") VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.6s, 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=37occurred 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, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 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-a4ecdab [2020-10-24 23:22:06,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 23:22:06,560 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 23:22:06,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 23:22:06,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 23:22:06,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 23:22:06,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 23:22:06,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 23:22:06,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 23:22:06,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 23:22:06,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 23:22:06,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 23:22:06,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 23:22:06,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 23:22:06,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 23:22:06,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 23:22:06,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 23:22:06,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 23:22:06,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 23:22:06,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 23:22:06,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 23:22:06,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 23:22:06,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 23:22:06,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 23:22:06,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 23:22:06,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 23:22:06,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 23:22:06,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 23:22:06,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 23:22:06,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 23:22:06,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 23:22:06,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 23:22:06,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 23:22:06,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 23:22:06,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 23:22:06,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 23:22:06,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 23:22:06,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 23:22:06,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 23:22:06,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 23:22:06,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 23:22:06,655 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-24 23:22:06,711 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 23:22:06,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 23:22:06,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 23:22:06,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 23:22:06,715 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 23:22:06,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 23:22:06,715 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 23:22:06,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 23:22:06,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 23:22:06,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 23:22:06,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 23:22:06,717 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 23:22:06,717 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-24 23:22:06,718 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-24 23:22:06,718 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 23:22:06,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 23:22:06,718 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 23:22:06,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 23:22:06,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 23:22:06,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 23:22:06,719 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 23:22:06,720 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 23:22:06,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 23:22:06,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 23:22:06,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 23:22:06,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 23:22:06,721 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-24 23:22:06,721 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-24 23:22:06,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 23:22:06,721 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 23:22:06,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-24 23:22:06,722 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 890580debe4a85623aba698da780d7a7a0a13661 [2020-10-24 23:22:07,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 23:22:07,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 23:22:07,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 23:22:07,184 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 23:22:07,185 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 23:22:07,186 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2020-10-24 23:22:07,278 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1acf2c151/54d10dc8940b4467bf0306149eb82c63/FLAG223ff136d [2020-10-24 23:22:07,858 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 23:22:07,859 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2020-10-24 23:22:07,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1acf2c151/54d10dc8940b4467bf0306149eb82c63/FLAG223ff136d [2020-10-24 23:22:08,240 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1acf2c151/54d10dc8940b4467bf0306149eb82c63 [2020-10-24 23:22:08,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 23:22:08,257 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 23:22:08,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 23:22:08,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 23:22:08,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 23:22:08,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:22:08" (1/1) ... [2020-10-24 23:22:08,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e250ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:08, skipping insertion in model container [2020-10-24 23:22:08,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:22:08" (1/1) ... [2020-10-24 23:22:08,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 23:22:08,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-24 23:22:08,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 23:22:08,592 INFO L203 MainTranslator]: Completed pre-run [2020-10-24 23:22:08,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 23:22:08,659 INFO L208 MainTranslator]: Completed translation [2020-10-24 23:22:08,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:08 WrapperNode [2020-10-24 23:22:08,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 23:22:08,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 23:22:08,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 23:22:08,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 23:22:08,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:08" (1/1) ... [2020-10-24 23:22:08,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:08" (1/1) ... [2020-10-24 23:22:08,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 23:22:08,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 23:22:08,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 23:22:08,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 23:22:08,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:08" (1/1) ... [2020-10-24 23:22:08,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:08" (1/1) ... [2020-10-24 23:22:08,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:08" (1/1) ... [2020-10-24 23:22:08,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:08" (1/1) ... [2020-10-24 23:22:08,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:08" (1/1) ... [2020-10-24 23:22:08,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:08" (1/1) ... [2020-10-24 23:22:08,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:08" (1/1) ... [2020-10-24 23:22:08,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 23:22:08,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 23:22:08,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 23:22:08,773 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 23:22:08,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:08" (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 [2020-10-24 23:22:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-24 23:22:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 23:22:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-10-24 23:22:08,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-10-24 23:22:08,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 23:22:08,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 23:22:08,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-10-24 23:22:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-10-24 23:22:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-24 23:22:09,893 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 23:22:09,894 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-10-24 23:22:09,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:22:09 BoogieIcfgContainer [2020-10-24 23:22:09,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 23:22:09,898 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 23:22:09,898 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 23:22:09,902 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 23:22:09,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:22:08" (1/3) ... [2020-10-24 23:22:09,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cf9f603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:22:09, skipping insertion in model container [2020-10-24 23:22:09,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:22:08" (2/3) ... [2020-10-24 23:22:09,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cf9f603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:22:09, skipping insertion in model container [2020-10-24 23:22:09,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:22:09" (3/3) ... [2020-10-24 23:22:09,906 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0730a.c [2020-10-24 23:22:09,919 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-24 23:22:09,924 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-24 23:22:09,937 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-24 23:22:09,967 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 23:22:09,967 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 23:22:09,967 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-24 23:22:09,968 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 23:22:09,968 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 23:22:09,968 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 23:22:09,968 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 23:22:09,969 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 23:22:09,984 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states. [2020-10-24 23:22:09,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-24 23:22:09,990 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:22:09,991 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:22:09,991 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:22:09,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:22:09,997 INFO L82 PathProgramCache]: Analyzing trace with hash 175857115, now seen corresponding path program 1 times [2020-10-24 23:22:10,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 23:22:10,016 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [442539491] [2020-10-24 23:22:10,017 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 [2020-10-24 23:22:10,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 23:22:10,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjunts are in the unsatisfiable core [2020-10-24 23:22:10,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 23:22:10,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 23:22:10,257 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 23:22:10,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 23:22:10,265 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [442539491] [2020-10-24 23:22:10,266 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 23:22:10,267 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-10-24 23:22:10,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286466035] [2020-10-24 23:22:10,273 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-24 23:22:10,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 23:22:10,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-24 23:22:10,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-24 23:22:10,295 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 2 states. [2020-10-24 23:22:10,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 23:22:10,319 INFO L93 Difference]: Finished difference Result 71 states and 109 transitions. [2020-10-24 23:22:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-24 23:22:10,321 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-10-24 23:22:10,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 23:22:10,332 INFO L225 Difference]: With dead ends: 71 [2020-10-24 23:22:10,333 INFO L226 Difference]: Without dead ends: 33 [2020-10-24 23:22:10,336 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-24 23:22:10,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-10-24 23:22:10,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-10-24 23:22:10,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-10-24 23:22:10,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 43 transitions. [2020-10-24 23:22:10,377 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 43 transitions. Word has length 11 [2020-10-24 23:22:10,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 23:22:10,378 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 43 transitions. [2020-10-24 23:22:10,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-24 23:22:10,378 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2020-10-24 23:22:10,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-24 23:22:10,379 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:22:10,379 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:22:10,592 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-24 23:22:10,593 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:22:10,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:22:10,595 INFO L82 PathProgramCache]: Analyzing trace with hash -1305768564, now seen corresponding path program 1 times [2020-10-24 23:22:10,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 23:22:10,597 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1568323421] [2020-10-24 23:22:10,598 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 [2020-10-24 23:22:10,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 23:22:10,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-24 23:22:10,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 23:22:10,948 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 23:22:11,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 23:22:11,019 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 23:22:18,341 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-10-24 23:22:18,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 23:22:18,381 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1568323421] [2020-10-24 23:22:18,381 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 23:22:18,381 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 15 [2020-10-24 23:22:18,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612608049] [2020-10-24 23:22:18,384 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-24 23:22:18,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 23:22:18,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-24 23:22:18,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2020-10-24 23:22:18,386 INFO L87 Difference]: Start difference. First operand 33 states and 43 transitions. Second operand 15 states. [2020-10-24 23:22:20,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 23:22:20,076 INFO L93 Difference]: Finished difference Result 41 states and 50 transitions. [2020-10-24 23:22:20,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-24 23:22:20,076 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 13 [2020-10-24 23:22:20,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 23:22:20,078 INFO L225 Difference]: With dead ends: 41 [2020-10-24 23:22:20,079 INFO L226 Difference]: Without dead ends: 33 [2020-10-24 23:22:20,081 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2020-10-24 23:22:20,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-10-24 23:22:20,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-10-24 23:22:20,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-10-24 23:22:20,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 41 transitions. [2020-10-24 23:22:20,087 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 41 transitions. Word has length 13 [2020-10-24 23:22:20,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 23:22:20,087 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 41 transitions. [2020-10-24 23:22:20,087 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-24 23:22:20,087 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2020-10-24 23:22:20,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-24 23:22:20,088 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:22:20,089 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:22:20,302 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-10-24 23:22:20,303 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:22:20,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:22:20,305 INFO L82 PathProgramCache]: Analyzing trace with hash -358919737, now seen corresponding path program 1 times [2020-10-24 23:22:20,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 23:22:20,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [763765424] [2020-10-24 23:22:20,306 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 [2020-10-24 23:22:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 23:22:20,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-24 23:22:20,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 23:22:20,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 23:22:20,709 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 23:22:20,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 23:22:20,810 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [763765424] [2020-10-24 23:22:20,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 23:22:20,811 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-10-24 23:22:20,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948115287] [2020-10-24 23:22:20,812 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-24 23:22:20,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 23:22:20,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-24 23:22:20,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-24 23:22:20,814 INFO L87 Difference]: Start difference. First operand 33 states and 41 transitions. Second operand 8 states. [2020-10-24 23:22:20,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 23:22:20,939 INFO L93 Difference]: Finished difference Result 33 states and 41 transitions. [2020-10-24 23:22:20,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-24 23:22:20,939 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 15 [2020-10-24 23:22:20,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 23:22:20,940 INFO L225 Difference]: With dead ends: 33 [2020-10-24 23:22:20,940 INFO L226 Difference]: Without dead ends: 0 [2020-10-24 23:22:20,941 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-24 23:22:20,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-24 23:22:20,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-24 23:22:20,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-24 23:22:20,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-24 23:22:20,941 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2020-10-24 23:22:20,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 23:22:20,942 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-24 23:22:20,942 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-24 23:22:20,942 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-24 23:22:20,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-24 23:22:21,145 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-10-24 23:22:21,149 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-24 23:22:21,310 INFO L270 CegarLoopResult]: At program point L52-2(lines 52 61) the Hoare annotation is: false [2020-10-24 23:22:21,310 INFO L274 CegarLoopResult]: For program point L52-3(lines 16 81) no Hoare annotation was computed. [2020-10-24 23:22:21,310 INFO L274 CegarLoopResult]: For program point L44(lines 44 45) no Hoare annotation was computed. [2020-10-24 23:22:21,311 INFO L274 CegarLoopResult]: For program point L44-2(lines 44 45) no Hoare annotation was computed. [2020-10-24 23:22:21,311 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-24 23:22:21,311 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-24 23:22:21,311 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-24 23:22:21,311 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-24 23:22:21,311 INFO L274 CegarLoopResult]: For program point L28(lines 28 29) no Hoare annotation was computed. [2020-10-24 23:22:21,311 INFO L274 CegarLoopResult]: For program point L86-1(lines 86 90) no Hoare annotation was computed. [2020-10-24 23:22:21,312 INFO L270 CegarLoopResult]: At program point L86-2(lines 86 90) the Hoare annotation is: (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven .cse1 .cse1) .cse1)))) (and (= currentRoundingMode roundNearestTiesToEven) (= .cse0 ULTIMATE.start_isinf_float_~x) (= ULTIMATE.start___ieee754_sqrtf_~x (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= |ULTIMATE.start___ieee754_sqrtf_#res| .cse0))) [2020-10-24 23:22:21,312 INFO L274 CegarLoopResult]: For program point L86-3(lines 86 90) no Hoare annotation was computed. [2020-10-24 23:22:21,312 INFO L274 CegarLoopResult]: For program point L37(lines 37 41) no Hoare annotation was computed. [2020-10-24 23:22:21,314 INFO L274 CegarLoopResult]: For program point L37-2(lines 37 41) no Hoare annotation was computed. [2020-10-24 23:22:21,314 INFO L274 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2020-10-24 23:22:21,314 INFO L274 CegarLoopResult]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2020-10-24 23:22:21,314 INFO L274 CegarLoopResult]: For program point L54-2(lines 54 58) no Hoare annotation was computed. [2020-10-24 23:22:21,314 INFO L270 CegarLoopResult]: At program point L21-2(lines 21 25) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start___ieee754_sqrtf_~x (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2020-10-24 23:22:21,314 INFO L274 CegarLoopResult]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2020-10-24 23:22:21,314 INFO L274 CegarLoopResult]: For program point L38-2(lines 38 39) no Hoare annotation was computed. [2020-10-24 23:22:21,315 INFO L270 CegarLoopResult]: At program point L38-3(lines 38 39) the Hoare annotation is: false [2020-10-24 23:22:21,315 INFO L274 CegarLoopResult]: For program point L38-4(lines 38 39) no Hoare annotation was computed. [2020-10-24 23:22:21,315 INFO L274 CegarLoopResult]: For program point L63(lines 63 72) no Hoare annotation was computed. [2020-10-24 23:22:21,315 INFO L277 CegarLoopResult]: At program point L113(lines 95 114) the Hoare annotation is: true [2020-10-24 23:22:21,316 INFO L270 CegarLoopResult]: At program point L80(lines 16 81) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start___ieee754_sqrtf_~x (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= |ULTIMATE.start___ieee754_sqrtf_#res| (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven .cse0 .cse0) .cse0)))) [2020-10-24 23:22:21,316 INFO L274 CegarLoopResult]: For program point L31(lines 31 32) no Hoare annotation was computed. [2020-10-24 23:22:21,316 INFO L274 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-10-24 23:22:21,316 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-24 23:22:21,317 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-24 23:22:21,317 INFO L274 CegarLoopResult]: For program point L33(lines 33 34) no Hoare annotation was computed. [2020-10-24 23:22:21,317 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-24 23:22:21,317 INFO L274 CegarLoopResult]: For program point L108(lines 108 111) no Hoare annotation was computed. [2020-10-24 23:22:21,317 INFO L274 CegarLoopResult]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2020-10-24 23:22:21,318 INFO L270 CegarLoopResult]: At program point L75-2(lines 75 79) the Hoare annotation is: false [2020-10-24 23:22:21,318 INFO L274 CegarLoopResult]: For program point L75-3(lines 75 79) no Hoare annotation was computed. [2020-10-24 23:22:21,318 INFO L274 CegarLoopResult]: For program point L67(lines 67 70) no Hoare annotation was computed. [2020-10-24 23:22:21,318 INFO L270 CegarLoopResult]: At program point L92(lines 84 93) the Hoare annotation is: (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven .cse1 .cse1) .cse1)))) (and (= .cse0 (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1))) (= currentRoundingMode roundNearestTiesToEven) (= .cse0 ULTIMATE.start_isinf_float_~x) (= (bvadd |ULTIMATE.start_isinf_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start___ieee754_sqrtf_~x (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= |ULTIMATE.start___ieee754_sqrtf_#res| .cse0))) [2020-10-24 23:22:21,331 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,332 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,334 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,334 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,334 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,337 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,338 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,338 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,343 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,346 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,346 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,346 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,347 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,347 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,348 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,348 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,348 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,351 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,351 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,353 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,353 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,353 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,354 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,354 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,354 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,354 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,355 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,357 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,357 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,358 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,364 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,364 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,366 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,366 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,366 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,371 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,371 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,371 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,372 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,372 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,372 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,383 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,383 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,384 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,385 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,385 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,386 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,386 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,387 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,387 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,387 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,391 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,391 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,392 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,394 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,395 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,395 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,395 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,396 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,398 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,399 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,399 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,401 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,402 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,404 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,404 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,404 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,404 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,405 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,405 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,405 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,405 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,407 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,408 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,408 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,408 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,408 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,409 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,409 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,409 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,409 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,410 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,410 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,410 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,417 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,417 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,418 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,418 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,418 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,419 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,419 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,419 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,419 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,427 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,427 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,427 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,427 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,428 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,428 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,428 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,428 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,429 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,429 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,429 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 11:22:21 BoogieIcfgContainer [2020-10-24 23:22:21,434 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-24 23:22:21,435 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-24 23:22:21,435 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-24 23:22:21,436 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-24 23:22:21,436 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:22:09" (3/4) ... [2020-10-24 23:22:21,441 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-24 23:22:21,458 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2020-10-24 23:22:21,458 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-10-24 23:22:21,459 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-24 23:22:21,459 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-24 23:22:21,495 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2020-10-24 23:22:21,496 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == x) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2020-10-24 23:22:21,498 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == x) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2020-10-24 23:22:21,564 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-24 23:22:21,564 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-24 23:22:21,566 INFO L168 Benchmark]: Toolchain (without parser) took 13316.84 ms. Allocated memory was 46.1 MB in the beginning and 69.2 MB in the end (delta: 23.1 MB). Free memory was 23.7 MB in the beginning and 47.8 MB in the end (delta: -24.2 MB). Peak memory consumption was 2.0 MB. Max. memory is 16.1 GB. [2020-10-24 23:22:21,568 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 37.7 MB. Free memory was 20.2 MB in the beginning and 20.2 MB in the end (delta: 26.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 23:22:21,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.40 ms. Allocated memory is still 46.1 MB. Free memory was 23.0 MB in the beginning and 22.6 MB in the end (delta: 376.4 kB). Peak memory consumption was 3.3 MB. Max. memory is 16.1 GB. [2020-10-24 23:22:21,569 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.57 ms. Allocated memory is still 46.1 MB. Free memory was 22.6 MB in the beginning and 20.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 23:22:21,569 INFO L168 Benchmark]: Boogie Preprocessor took 53.70 ms. Allocated memory is still 46.1 MB. Free memory was 20.7 MB in the beginning and 30.5 MB in the end (delta: -9.7 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2020-10-24 23:22:21,570 INFO L168 Benchmark]: RCFGBuilder took 1124.08 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 30.5 MB in the beginning and 29.6 MB in the end (delta: 870.5 kB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2020-10-24 23:22:21,571 INFO L168 Benchmark]: TraceAbstraction took 11536.51 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 29.1 MB in the beginning and 51.4 MB in the end (delta: -22.3 MB). Peak memory consumption was 24.6 MB. Max. memory is 16.1 GB. [2020-10-24 23:22:21,572 INFO L168 Benchmark]: Witness Printer took 129.55 ms. Allocated memory is still 69.2 MB. Free memory was 51.4 MB in the beginning and 47.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-24 23:22:21,575 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 37.7 MB. Free memory was 20.2 MB in the beginning and 20.2 MB in the end (delta: 26.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 399.40 ms. Allocated memory is still 46.1 MB. Free memory was 23.0 MB in the beginning and 22.6 MB in the end (delta: 376.4 kB). Peak memory consumption was 3.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 51.57 ms. Allocated memory is still 46.1 MB. Free memory was 22.6 MB in the beginning and 20.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.70 ms. Allocated memory is still 46.1 MB. Free memory was 20.7 MB in the beginning and 30.5 MB in the end (delta: -9.7 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1124.08 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 30.5 MB in the beginning and 29.6 MB in the end (delta: 870.5 kB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 11536.51 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 29.1 MB in the beginning and 51.4 MB in the end (delta: -22.3 MB). Peak memory consumption was 24.6 MB. Max. memory is 16.1 GB. * Witness Printer took 129.55 ms. Allocated memory is still 69.2 MB. Free memory was 51.4 MB in the beginning and 47.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 16]: Loop Invariant [2020-10-24 23:22:21,611 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,611 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,611 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,611 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,612 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,612 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,612 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,612 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,613 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,613 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,613 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,613 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,615 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,615 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,615 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,615 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,616 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,616 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,616 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,616 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 84]: Loop Invariant [2020-10-24 23:22:21,617 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,618 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,618 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,618 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,618 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,619 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,619 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,619 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,619 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,619 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,620 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,620 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,620 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,620 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,621 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,621 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,621 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,622 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,622 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,622 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,623 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,623 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,623 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,623 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,623 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,624 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,625 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,625 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,626 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,626 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,626 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,626 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,627 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,627 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,627 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,627 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,628 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,628 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,628 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,628 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,629 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,629 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,629 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,629 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,630 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,630 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,630 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,633 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,634 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,634 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,634 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,635 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,635 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,636 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,636 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,636 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == x) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant [2020-10-24 23:22:21,638 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,638 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,638 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,639 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,640 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,640 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant [2020-10-24 23:22:21,642 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,642 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,642 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,643 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,643 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,643 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,643 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,644 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,644 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,644 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,644 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,645 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,645 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,645 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,645 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,645 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,646 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,646 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,646 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,646 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,648 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,648 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,649 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,649 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,649 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,649 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,649 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,650 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,651 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,652 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,652 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,652 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,653 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,653 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,653 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,653 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,653 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:22:21,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:22:21,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == x) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.1s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 81 SDtfs, 110 SDslu, 234 SDs, 0 SdLazy, 92 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 7.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=37occurred 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 13 NumberOfFragments, 207 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 72 ConstructedInterpolants, 11 QuantifiedInterpolants, 5636 SizeOfPredicates, 19 NumberOfNonLiveVariables, 162 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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! Received shutdown request...