./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1270b.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_1270b.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 1be2e0059434f43d52e1ae9f2dc83366ce73edd3 ........................................................................................................................................................................................................................................................................................................................ 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_1270b.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 1be2e0059434f43d52e1ae9f2dc83366ce73edd3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-10-24 23:27:06,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 23:27:06,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 23:27:06,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 23:27:06,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 23:27:06,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 23:27:06,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 23:27:06,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 23:27:06,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 23:27:06,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 23:27:06,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 23:27:06,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 23:27:06,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 23:27:06,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 23:27:06,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 23:27:06,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 23:27:06,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 23:27:06,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 23:27:06,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 23:27:06,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 23:27:06,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 23:27:06,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 23:27:06,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 23:27:06,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 23:27:06,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 23:27:06,736 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 23:27:06,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 23:27:06,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 23:27:06,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 23:27:06,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 23:27:06,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 23:27:06,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 23:27:06,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 23:27:06,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 23:27:06,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 23:27:06,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 23:27:06,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 23:27:06,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 23:27:06,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 23:27:06,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 23:27:06,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 23:27:06,763 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-24 23:27:06,789 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 23:27:06,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 23:27:06,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 23:27:06,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 23:27:06,791 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 23:27:06,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 23:27:06,791 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 23:27:06,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 23:27:06,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 23:27:06,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 23:27:06,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 23:27:06,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 23:27:06,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 23:27:06,793 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 23:27:06,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 23:27:06,793 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 23:27:06,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 23:27:06,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 23:27:06,793 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 23:27:06,794 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 23:27:06,794 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 23:27:06,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 23:27:06,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 23:27:06,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 23:27:06,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 23:27:06,795 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-24 23:27:06,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-24 23:27:06,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 23:27:06,795 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 23:27:06,796 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1be2e0059434f43d52e1ae9f2dc83366ce73edd3 [2020-10-24 23:27:07,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 23:27:07,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 23:27:07,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 23:27:07,224 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 23:27:07,227 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 23:27:07,228 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2020-10-24 23:27:07,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82fe90189/61982f67a2e241278eaeaebd99ee1d20/FLAG67b6aceee [2020-10-24 23:27:08,026 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 23:27:08,027 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2020-10-24 23:27:08,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82fe90189/61982f67a2e241278eaeaebd99ee1d20/FLAG67b6aceee [2020-10-24 23:27:08,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82fe90189/61982f67a2e241278eaeaebd99ee1d20 [2020-10-24 23:27:08,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 23:27:08,394 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 23:27:08,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 23:27:08,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 23:27:08,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 23:27:08,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:27:08" (1/1) ... [2020-10-24 23:27:08,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b9a6b99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:08, skipping insertion in model container [2020-10-24 23:27:08,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:27:08" (1/1) ... [2020-10-24 23:27:08,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 23:27:08,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-24 23:27:08,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 23:27:08,816 INFO L203 MainTranslator]: Completed pre-run [2020-10-24 23:27:08,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 23:27:08,965 INFO L208 MainTranslator]: Completed translation [2020-10-24 23:27:08,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:08 WrapperNode [2020-10-24 23:27:08,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 23:27:08,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 23:27:08,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 23:27:08,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 23:27:08,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:08" (1/1) ... [2020-10-24 23:27:09,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:08" (1/1) ... [2020-10-24 23:27:09,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 23:27:09,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 23:27:09,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 23:27:09,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 23:27:09,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:08" (1/1) ... [2020-10-24 23:27:09,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:08" (1/1) ... [2020-10-24 23:27:09,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:08" (1/1) ... [2020-10-24 23:27:09,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:08" (1/1) ... [2020-10-24 23:27:09,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:08" (1/1) ... [2020-10-24 23:27:09,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:08" (1/1) ... [2020-10-24 23:27:09,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:08" (1/1) ... [2020-10-24 23:27:09,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 23:27:09,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 23:27:09,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 23:27:09,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 23:27:09,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:08" (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 23:27:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-24 23:27:09,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 23:27:09,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-10-24 23:27:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-24 23:27:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-10-24 23:27:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 23:27:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 23:27:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-24 23:27:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-24 23:27:10,300 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 23:27:10,301 INFO L298 CfgBuilder]: Removed 54 assume(true) statements. [2020-10-24 23:27:10,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:27:10 BoogieIcfgContainer [2020-10-24 23:27:10,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 23:27:10,307 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 23:27:10,307 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 23:27:10,311 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 23:27:10,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:27:08" (1/3) ... [2020-10-24 23:27:10,312 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7813a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:27:10, skipping insertion in model container [2020-10-24 23:27:10,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:08" (2/3) ... [2020-10-24 23:27:10,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7813a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:27:10, skipping insertion in model container [2020-10-24 23:27:10,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:27:10" (3/3) ... [2020-10-24 23:27:10,315 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270b.c [2020-10-24 23:27:10,327 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-24 23:27:10,333 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-24 23:27:10,347 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-24 23:27:10,376 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 23:27:10,376 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 23:27:10,377 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-24 23:27:10,377 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 23:27:10,377 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 23:27:10,377 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 23:27:10,377 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 23:27:10,377 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 23:27:10,396 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states. [2020-10-24 23:27:10,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-24 23:27:10,403 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:27:10,404 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:27:10,404 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:27:10,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:27:10,411 INFO L82 PathProgramCache]: Analyzing trace with hash 311741284, now seen corresponding path program 1 times [2020-10-24 23:27:10,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-24 23:27:10,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145935967] [2020-10-24 23:27:10,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 23:27:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 23:27:10,577 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 23:27:10,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145935967] [2020-10-24 23:27:10,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 23:27:10,579 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-24 23:27:10,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440243768] [2020-10-24 23:27:10,585 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-24 23:27:10,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-24 23:27:10,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-24 23:27:10,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-24 23:27:10,606 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 2 states. [2020-10-24 23:27:10,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 23:27:10,642 INFO L93 Difference]: Finished difference Result 213 states and 359 transitions. [2020-10-24 23:27:10,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-24 23:27:10,644 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-10-24 23:27:10,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 23:27:10,657 INFO L225 Difference]: With dead ends: 213 [2020-10-24 23:27:10,657 INFO L226 Difference]: Without dead ends: 104 [2020-10-24 23:27:10,661 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 23:27:10,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-10-24 23:27:10,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-10-24 23:27:10,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-10-24 23:27:10,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2020-10-24 23:27:10,728 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 16 [2020-10-24 23:27:10,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 23:27:10,729 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2020-10-24 23:27:10,729 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-24 23:27:10,729 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2020-10-24 23:27:10,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-24 23:27:10,733 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:27:10,733 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:27:10,733 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-24 23:27:10,734 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:27:10,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:27:10,737 INFO L82 PathProgramCache]: Analyzing trace with hash 2055151297, now seen corresponding path program 1 times [2020-10-24 23:27:10,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-24 23:27:10,738 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684537854] [2020-10-24 23:27:10,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 23:27:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-24 23:27:10,884 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-24 23:27:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-24 23:27:11,000 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-24 23:27:11,057 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-24 23:27:11,057 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-24 23:27:11,059 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-24 23:27:11,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 11:27:11 BoogieIcfgContainer [2020-10-24 23:27:11,111 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-24 23:27:11,112 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-24 23:27:11,112 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-24 23:27:11,113 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-24 23:27:11,113 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:27:10" (3/4) ... [2020-10-24 23:27:11,119 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-24 23:27:11,119 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-24 23:27:11,122 INFO L168 Benchmark]: Toolchain (without parser) took 2732.54 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 31.9 MB in the beginning and 44.5 MB in the end (delta: -12.6 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. [2020-10-24 23:27:11,123 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 37.7 MB. Free memory was 18.1 MB in the beginning and 18.1 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 23:27:11,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 570.30 ms. Allocated memory is still 54.5 MB. Free memory was 31.2 MB in the beginning and 32.7 MB in the end (delta: -1.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-10-24 23:27:11,125 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.26 ms. Allocated memory is still 54.5 MB. Free memory was 32.6 MB in the beginning and 29.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-24 23:27:11,126 INFO L168 Benchmark]: Boogie Preprocessor took 106.79 ms. Allocated memory is still 54.5 MB. Free memory was 29.5 MB in the beginning and 26.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 23:27:11,128 INFO L168 Benchmark]: RCFGBuilder took 1076.43 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 26.8 MB in the beginning and 49.3 MB in the end (delta: -22.5 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. [2020-10-24 23:27:11,129 INFO L168 Benchmark]: TraceAbstraction took 804.54 ms. Allocated memory is still 71.3 MB. Free memory was 48.6 MB in the beginning and 44.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.1 GB. [2020-10-24 23:27:11,129 INFO L168 Benchmark]: Witness Printer took 7.12 ms. Allocated memory is still 71.3 MB. Free memory is still 44.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 23:27:11,134 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 37.7 MB. Free memory was 18.1 MB in the beginning and 18.1 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 570.30 ms. Allocated memory is still 54.5 MB. Free memory was 31.2 MB in the beginning and 32.7 MB in the end (delta: -1.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 151.26 ms. Allocated memory is still 54.5 MB. Free memory was 32.6 MB in the beginning and 29.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 106.79 ms. Allocated memory is still 54.5 MB. Free memory was 29.5 MB in the beginning and 26.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1076.43 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 26.8 MB in the beginning and 49.3 MB in the end (delta: -22.5 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 804.54 ms. Allocated memory is still 71.3 MB. Free memory was 48.6 MB in the beginning and 44.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.1 GB. * Witness Printer took 7.12 ms. Allocated memory is still 71.3 MB. Free memory is still 44.5 MB. 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 120, overapproximation of bitwiseAnd at line 220. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L231] float x = -1.0f / 0.0f; [L232] float y = __VERIFIER_nondet_float(); [L84] float a = x, b = y, t1, t2, y1, y2, w; [L85] __int32_t j, k, ha, hb; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L88] ieee_float_shape_type gf_u; [L89] gf_u.value = (x) [L90] EXPR gf_u.word [L90] (ha) = gf_u.word [L92] ha &= 0x7fffffffL VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L94] ieee_float_shape_type gf_u; [L95] gf_u.value = (y) [L96] EXPR gf_u.word [L96] (hb) = gf_u.word [L98] hb &= 0x7fffffffL VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L99] COND FALSE !(hb > ha) [L106] a = x [L107] b = y VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L110] ieee_float_shape_type sf_u; [L111] sf_u.word = (ha) [L112] EXPR sf_u.value [L112] (a) = sf_u.value [L115] ieee_float_shape_type sf_u; [L116] sf_u.word = (hb) [L117] EXPR sf_u.value [L117] (b) = sf_u.value [L119] COND TRUE (ha - hb) > 0xf000000L [L120] return a + b; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L234] float res = __ieee754_hypotf(x, y); [L214] __int32_t ix; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L216] ieee_float_shape_type gf_u; [L217] gf_u.value = (x) [L218] EXPR gf_u.word [L218] (ix) = gf_u.word [L220] ix &= 0x7fffffff [L221] return ((ix) == 0x7f800000L); VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L236] COND TRUE !isinf_float(res) [L3] __assert_fail("0", "float_req_bl_1270b.c", 3, "reach_error") VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 108 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: 139 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=108occurred 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, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 225 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 23:27:13,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 23:27:13,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 23:27:13,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 23:27:13,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 23:27:13,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 23:27:13,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 23:27:13,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 23:27:13,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 23:27:13,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 23:27:13,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 23:27:13,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 23:27:13,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 23:27:13,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 23:27:13,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 23:27:13,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 23:27:13,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 23:27:13,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 23:27:13,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 23:27:13,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 23:27:14,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 23:27:14,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 23:27:14,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 23:27:14,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 23:27:14,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 23:27:14,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 23:27:14,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 23:27:14,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 23:27:14,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 23:27:14,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 23:27:14,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 23:27:14,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 23:27:14,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 23:27:14,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 23:27:14,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 23:27:14,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 23:27:14,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 23:27:14,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 23:27:14,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 23:27:14,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 23:27:14,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 23:27:14,047 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-24 23:27:14,101 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 23:27:14,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 23:27:14,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 23:27:14,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 23:27:14,106 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 23:27:14,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 23:27:14,106 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 23:27:14,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 23:27:14,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 23:27:14,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 23:27:14,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 23:27:14,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 23:27:14,109 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-24 23:27:14,109 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-24 23:27:14,109 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 23:27:14,109 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 23:27:14,109 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 23:27:14,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 23:27:14,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 23:27:14,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 23:27:14,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 23:27:14,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 23:27:14,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 23:27:14,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 23:27:14,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 23:27:14,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 23:27:14,112 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-24 23:27:14,112 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-24 23:27:14,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 23:27:14,112 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 23:27:14,113 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-24 23:27:14,113 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1be2e0059434f43d52e1ae9f2dc83366ce73edd3 [2020-10-24 23:27:14,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 23:27:14,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 23:27:14,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 23:27:14,587 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 23:27:14,588 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 23:27:14,589 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2020-10-24 23:27:14,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7dcde9b1/17551fab11894198bcfc3540dec843df/FLAG7e1c97bb6 [2020-10-24 23:27:15,470 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 23:27:15,471 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2020-10-24 23:27:15,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7dcde9b1/17551fab11894198bcfc3540dec843df/FLAG7e1c97bb6 [2020-10-24 23:27:15,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7dcde9b1/17551fab11894198bcfc3540dec843df [2020-10-24 23:27:15,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 23:27:15,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 23:27:15,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 23:27:15,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 23:27:15,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 23:27:15,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:27:15" (1/1) ... [2020-10-24 23:27:15,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@652e1180 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:15, skipping insertion in model container [2020-10-24 23:27:15,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:27:15" (1/1) ... [2020-10-24 23:27:15,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 23:27:15,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-24 23:27:16,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 23:27:16,117 INFO L203 MainTranslator]: Completed pre-run [2020-10-24 23:27:16,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 23:27:16,251 INFO L208 MainTranslator]: Completed translation [2020-10-24 23:27:16,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:16 WrapperNode [2020-10-24 23:27:16,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 23:27:16,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 23:27:16,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 23:27:16,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 23:27:16,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:16" (1/1) ... [2020-10-24 23:27:16,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:16" (1/1) ... [2020-10-24 23:27:16,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 23:27:16,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 23:27:16,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 23:27:16,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 23:27:16,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:16" (1/1) ... [2020-10-24 23:27:16,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:16" (1/1) ... [2020-10-24 23:27:16,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:16" (1/1) ... [2020-10-24 23:27:16,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:16" (1/1) ... [2020-10-24 23:27:16,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:16" (1/1) ... [2020-10-24 23:27:16,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:16" (1/1) ... [2020-10-24 23:27:16,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:16" (1/1) ... [2020-10-24 23:27:16,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 23:27:16,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 23:27:16,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 23:27:16,414 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 23:27:16,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:16" (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 23:27:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-24 23:27:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 23:27:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-10-24 23:27:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-10-24 23:27:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 23:27:16,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 23:27:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-10-24 23:27:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-10-24 23:27:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-24 23:27:23,217 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 23:27:23,217 INFO L298 CfgBuilder]: Removed 54 assume(true) statements. [2020-10-24 23:27:23,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:27:23 BoogieIcfgContainer [2020-10-24 23:27:23,220 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 23:27:23,222 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 23:27:23,223 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 23:27:23,226 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 23:27:23,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:27:15" (1/3) ... [2020-10-24 23:27:23,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b5303e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:27:23, skipping insertion in model container [2020-10-24 23:27:23,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:27:16" (2/3) ... [2020-10-24 23:27:23,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b5303e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:27:23, skipping insertion in model container [2020-10-24 23:27:23,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:27:23" (3/3) ... [2020-10-24 23:27:23,231 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270b.c [2020-10-24 23:27:23,244 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-24 23:27:23,250 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-24 23:27:23,264 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-24 23:27:23,295 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 23:27:23,296 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 23:27:23,296 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-24 23:27:23,296 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 23:27:23,296 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 23:27:23,296 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 23:27:23,296 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 23:27:23,297 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 23:27:23,313 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states. [2020-10-24 23:27:23,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-24 23:27:23,320 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:27:23,321 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:27:23,321 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:27:23,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:27:23,328 INFO L82 PathProgramCache]: Analyzing trace with hash 311741284, now seen corresponding path program 1 times [2020-10-24 23:27:23,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 23:27:23,342 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1801758508] [2020-10-24 23:27:23,342 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 23:27:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 23:27:23,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2020-10-24 23:27:23,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 23:27:23,567 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 23:27:23,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 23:27:23,574 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 23:27:23,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1801758508] [2020-10-24 23:27:23,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 23:27:23,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-10-24 23:27:23,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836374784] [2020-10-24 23:27:23,582 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-24 23:27:23,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 23:27:23,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-24 23:27:23,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-24 23:27:23,601 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 2 states. [2020-10-24 23:27:23,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 23:27:23,635 INFO L93 Difference]: Finished difference Result 213 states and 359 transitions. [2020-10-24 23:27:23,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-24 23:27:23,637 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-10-24 23:27:23,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 23:27:23,649 INFO L225 Difference]: With dead ends: 213 [2020-10-24 23:27:23,649 INFO L226 Difference]: Without dead ends: 104 [2020-10-24 23:27:23,653 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 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 23:27:23,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-10-24 23:27:23,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-10-24 23:27:23,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-10-24 23:27:23,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2020-10-24 23:27:23,701 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 16 [2020-10-24 23:27:23,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 23:27:23,701 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2020-10-24 23:27:23,701 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-24 23:27:23,701 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2020-10-24 23:27:23,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-24 23:27:23,703 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:27:23,703 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:27:23,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-24 23:27:23,922 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:27:23,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:27:23,931 INFO L82 PathProgramCache]: Analyzing trace with hash 2055151297, now seen corresponding path program 1 times [2020-10-24 23:27:23,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 23:27:23,936 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2119681574] [2020-10-24 23:27:23,936 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 23:27:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 23:27:24,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 23 conjunts are in the unsatisfiable core [2020-10-24 23:27:24,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 23:27:25,743 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 23:27:26,189 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 23:27:26,190 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 23:27:27,790 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-10-24 23:27:29,411 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-10-24 23:27:31,497 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-10-24 23:27:46,325 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 23:27:46,325 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2119681574] [2020-10-24 23:27:46,326 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 23:27:46,326 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13, 13] imperfect sequences [] total 25 [2020-10-24 23:27:46,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192589089] [2020-10-24 23:27:46,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-24 23:27:46,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 23:27:46,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-24 23:27:46,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=517, Unknown=3, NotChecked=0, Total=600 [2020-10-24 23:27:46,339 INFO L87 Difference]: Start difference. First operand 104 states and 136 transitions. Second operand 25 states. [2020-10-24 23:27:50,312 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-10-24 23:27:57,917 WARN L193 SmtUtils]: Spent 6.98 s on a formula simplification that was a NOOP. DAG size: 55 [2020-10-24 23:28:04,173 WARN L193 SmtUtils]: Spent 2.70 s on a formula simplification that was a NOOP. DAG size: 48 [2020-10-24 23:28:05,564 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-10-24 23:28:14,750 WARN L193 SmtUtils]: Spent 6.00 s on a formula simplification that was a NOOP. DAG size: 60 [2020-10-24 23:28:16,495 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-24 23:28:25,158 WARN L193 SmtUtils]: Spent 7.54 s on a formula simplification that was a NOOP. DAG size: 65 [2020-10-24 23:28:27,466 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 73 [2020-10-24 23:28:35,656 WARN L193 SmtUtils]: Spent 6.84 s on a formula simplification that was a NOOP. DAG size: 71 [2020-10-24 23:28:42,811 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-10-24 23:28:49,135 WARN L193 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 65 DAG size of output: 55 [2020-10-24 23:28:52,562 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 78 [2020-10-24 23:29:02,250 WARN L193 SmtUtils]: Spent 7.00 s on a formula simplification that was a NOOP. DAG size: 102 [2020-10-24 23:29:07,995 WARN L193 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 59 [2020-10-24 23:29:16,531 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-10-24 23:29:18,498 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 81 [2020-10-24 23:29:20,398 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse0 (not (bvsgt (bvadd c_ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg c_ULTIMATE.start___ieee754_hypotf_~hb~0)) (_ bv251658240 32))))) (and (= c_ULTIMATE.start___ieee754_hypotf_~x (fp.div c_currentRoundingMode (fp.neg ((_ to_fp 8 24) c_currentRoundingMode 1.0)) (_ +zero 8 24))) (or (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (= (_ bv2139095040 32) (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10)) (not (= (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)) (fp.add c_currentRoundingMode (fp ((_ extract 31 31) c_ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) c_ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) c_ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) c_ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) c_ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) c_ULTIMATE.start___ieee754_hypotf_~hb~0))))))) .cse0) (or (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (not (= (fp.add c_currentRoundingMode c_ULTIMATE.start___ieee754_hypotf_~a~0 c_ULTIMATE.start___ieee754_hypotf_~b~0) (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)))) (= (_ bv2139095040 32) (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10)))) .cse0) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)) c_ULTIMATE.start_isinf_float_~x)) (= (_ bv2139095040 32) (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10)))) (= c_currentRoundingMode roundNearestTiesToEven) (or (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (not (= (fp.add c_currentRoundingMode c_ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) c_ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) c_ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) c_ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)))) (= (_ bv2139095040 32) (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10)))) .cse0) (= (bvadd |c_ULTIMATE.start_isinf_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_27 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_26 (_ BitVec 32))) (let ((.cse1 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26)) (.cse2 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_27))) (and (= (fp ((_ extract 31 31) c_ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) c_ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) c_ULTIMATE.start_isinf_float_~ix~1)) (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))) (bvsgt (bvadd .cse1 (bvneg .cse2)) (_ bv251658240 32)) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26)))))) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (not (= |c_ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)))) (= (_ bv2139095040 32) (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10)))) (= (_ bv1 32) |c_ULTIMATE.start_main_#t~ret44|))) is different from true [2020-10-24 23:29:49,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 23:29:49,004 INFO L93 Difference]: Finished difference Result 279 states and 344 transitions. [2020-10-24 23:29:49,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-24 23:29:49,017 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 21 [2020-10-24 23:29:49,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 23:29:49,019 INFO L225 Difference]: With dead ends: 279 [2020-10-24 23:29:49,019 INFO L226 Difference]: Without dead ends: 180 [2020-10-24 23:29:49,022 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 87.5s TimeCoverageRelationStatistics Valid=477, Invalid=1593, Unknown=4, NotChecked=88, Total=2162 [2020-10-24 23:29:49,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2020-10-24 23:29:49,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 112. [2020-10-24 23:29:49,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-10-24 23:29:49,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 143 transitions. [2020-10-24 23:29:49,056 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 143 transitions. Word has length 21 [2020-10-24 23:29:49,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 23:29:49,057 INFO L481 AbstractCegarLoop]: Abstraction has 112 states and 143 transitions. [2020-10-24 23:29:49,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-24 23:29:49,058 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 143 transitions. [2020-10-24 23:29:49,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-24 23:29:49,061 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:29:49,061 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:29:49,261 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-10-24 23:29:49,262 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:29:49,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:29:49,263 INFO L82 PathProgramCache]: Analyzing trace with hash -927908549, now seen corresponding path program 1 times [2020-10-24 23:29:49,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 23:29:49,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1495537420] [2020-10-24 23:29:49,265 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 23:29:49,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 23:29:49,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-24 23:29:49,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 23:29:49,629 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 23:29:49,630 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 23:29:49,778 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 23:29:49,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1495537420] [2020-10-24 23:29:49,778 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 23:29:49,778 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2020-10-24 23:29:49,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574264864] [2020-10-24 23:29:49,779 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-24 23:29:49,779 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 23:29:49,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-24 23:29:49,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-24 23:29:49,780 INFO L87 Difference]: Start difference. First operand 112 states and 143 transitions. Second operand 10 states. [2020-10-24 23:29:50,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 23:29:50,640 INFO L93 Difference]: Finished difference Result 276 states and 354 transitions. [2020-10-24 23:29:50,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-24 23:29:50,642 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 24 [2020-10-24 23:29:50,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 23:29:50,648 INFO L225 Difference]: With dead ends: 276 [2020-10-24 23:29:50,648 INFO L226 Difference]: Without dead ends: 195 [2020-10-24 23:29:50,651 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2020-10-24 23:29:50,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2020-10-24 23:29:50,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 104. [2020-10-24 23:29:50,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-10-24 23:29:50,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 132 transitions. [2020-10-24 23:29:50,682 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 132 transitions. Word has length 24 [2020-10-24 23:29:50,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 23:29:50,683 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 132 transitions. [2020-10-24 23:29:50,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-24 23:29:50,683 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2020-10-24 23:29:50,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-24 23:29:50,685 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:29:50,685 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:29:50,898 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-10-24 23:29:50,900 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:29:50,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:29:50,901 INFO L82 PathProgramCache]: Analyzing trace with hash -558668800, now seen corresponding path program 1 times [2020-10-24 23:29:50,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 23:29:50,902 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1047701424] [2020-10-24 23:29:50,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-10-24 23:29:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 23:29:51,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-24 23:29:51,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 23:29:51,254 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 23:29:51,314 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 23:29:51,314 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 23:29:51,678 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 23:29:51,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1047701424] [2020-10-24 23:29:51,678 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 23:29:51,679 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 9] imperfect sequences [] total 17 [2020-10-24 23:29:51,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823866678] [2020-10-24 23:29:51,679 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-24 23:29:51,680 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 23:29:51,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-24 23:29:51,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-10-24 23:29:51,681 INFO L87 Difference]: Start difference. First operand 104 states and 132 transitions. Second operand 17 states. [2020-10-24 23:29:53,358 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-24 23:29:55,866 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-10-24 23:29:56,159 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-10-24 23:30:00,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 23:30:00,615 INFO L93 Difference]: Finished difference Result 128 states and 154 transitions. [2020-10-24 23:30:00,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-24 23:30:00,629 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 26 [2020-10-24 23:30:00,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 23:30:00,630 INFO L225 Difference]: With dead ends: 128 [2020-10-24 23:30:00,630 INFO L226 Difference]: Without dead ends: 110 [2020-10-24 23:30:00,632 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 34 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=229, Invalid=641, Unknown=0, NotChecked=0, Total=870 [2020-10-24 23:30:00,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-10-24 23:30:00,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 102. [2020-10-24 23:30:00,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-10-24 23:30:00,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 127 transitions. [2020-10-24 23:30:00,651 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 127 transitions. Word has length 26 [2020-10-24 23:30:00,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 23:30:00,654 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 127 transitions. [2020-10-24 23:30:00,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-24 23:30:00,654 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 127 transitions. [2020-10-24 23:30:00,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-24 23:30:00,655 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:30:00,655 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:30:00,856 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-10-24 23:30:00,857 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:30:00,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:30:00,858 INFO L82 PathProgramCache]: Analyzing trace with hash 121389570, now seen corresponding path program 1 times [2020-10-24 23:30:00,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 23:30:00,859 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [250532076] [2020-10-24 23:30:00,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-10-24 23:30:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 23:30:01,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 20 conjunts are in the unsatisfiable core [2020-10-24 23:30:01,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 23:30:01,522 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 23:30:01,636 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 23:30:01,637 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 23:30:04,492 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_skolemized_v_prenex_5_5 (_ BitVec 32))) (or (not (= (let ((.cse0 (bvand (_ bv2147483647 32) c_ULTIMATE.start___ieee754_hypotf_~ha~0))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_5) ((_ extract 30 23) v_skolemized_v_prenex_5_5) ((_ extract 22 0) v_skolemized_v_prenex_5_5)))) (= (_ bv2139095040 32) (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_5)))) is different from false [2020-10-24 23:30:42,825 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 26 [2020-10-24 23:30:42,843 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 23:30:42,844 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [250532076] [2020-10-24 23:30:42,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 23:30:42,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 12] imperfect sequences [] total 22 [2020-10-24 23:30:42,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70864009] [2020-10-24 23:30:42,844 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-24 23:30:42,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 23:30:42,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-24 23:30:42,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=354, Unknown=19, NotChecked=38, Total=462 [2020-10-24 23:30:42,846 INFO L87 Difference]: Start difference. First operand 102 states and 127 transitions. Second operand 22 states. [2020-10-24 23:30:57,455 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-10-24 23:31:01,958 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-10-24 23:31:04,215 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-10-24 23:31:08,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 23:31:08,610 INFO L93 Difference]: Finished difference Result 110 states and 134 transitions. [2020-10-24 23:31:08,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-24 23:31:08,611 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 26 [2020-10-24 23:31:08,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 23:31:08,612 INFO L225 Difference]: With dead ends: 110 [2020-10-24 23:31:08,612 INFO L226 Difference]: Without dead ends: 92 [2020-10-24 23:31:08,613 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 60.1s TimeCoverageRelationStatistics Valid=205, Invalid=702, Unknown=27, NotChecked=58, Total=992 [2020-10-24 23:31:08,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-10-24 23:31:08,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2020-10-24 23:31:08,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-10-24 23:31:08,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 116 transitions. [2020-10-24 23:31:08,622 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 116 transitions. Word has length 26 [2020-10-24 23:31:08,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 23:31:08,623 INFO L481 AbstractCegarLoop]: Abstraction has 92 states and 116 transitions. [2020-10-24 23:31:08,623 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-24 23:31:08,623 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 116 transitions. [2020-10-24 23:31:08,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-24 23:31:08,624 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:31:08,625 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:31:08,841 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-10-24 23:31:08,841 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:31:08,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:31:08,842 INFO L82 PathProgramCache]: Analyzing trace with hash 1951072080, now seen corresponding path program 1 times [2020-10-24 23:31:08,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 23:31:08,844 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [340011203] [2020-10-24 23:31:08,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-10-24 23:31:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 23:31:09,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 16 conjunts are in the unsatisfiable core [2020-10-24 23:31:09,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 23:31:10,069 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 23:31:10,070 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 23:31:11,705 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-10-24 23:31:13,068 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-10-24 23:31:14,612 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-10-24 23:31:16,336 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-10-24 23:31:18,504 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_hypotf_~hb~0))) (or (bvsgt .cse0 (_ bv1484783616 32)) (not (let ((.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) c_ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) c_ULTIMATE.start___ieee754_hypotf_~ha~0)))) (fp.gt (fp.sub c_currentRoundingMode (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) .cse1) .cse1)))))) is different from false [2020-10-24 23:31:20,797 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_hypotf_~hb~0))) (or (bvsgt .cse0 (_ bv1484783616 32)) (not (let ((.cse1 (let ((.cse2 (bvand (_ bv2147483647 32) c_ULTIMATE.start___ieee754_hypotf_~ha~0))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))) (fp.gt (fp.sub c_currentRoundingMode (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) .cse1) .cse1)))))) is different from false [2020-10-24 23:31:29,752 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-10-24 23:31:29,780 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 23:31:29,780 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [340011203] [2020-10-24 23:31:29,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 23:31:29,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 20 [2020-10-24 23:31:29,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548667049] [2020-10-24 23:31:29,782 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-24 23:31:29,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 23:31:29,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-24 23:31:29,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=246, Unknown=3, NotChecked=66, Total=380 [2020-10-24 23:31:29,783 INFO L87 Difference]: Start difference. First operand 92 states and 116 transitions. Second operand 20 states. [2020-10-24 23:31:33,460 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 26 [2020-10-24 23:31:36,573 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (fp.div c_currentRoundingMode (fp.neg ((_ to_fp 8 24) c_currentRoundingMode 1.0)) (_ +zero 8 24)))) (and (= c_ULTIMATE.start___ieee754_hypotf_~x .cse0) (not (fp.gt (fp.sub c_currentRoundingMode c_ULTIMATE.start___ieee754_hypotf_~a~0 c_ULTIMATE.start___ieee754_hypotf_~b~0) c_ULTIMATE.start___ieee754_hypotf_~b~0)) (= (fp ((_ extract 31 31) c_ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) c_ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) c_ULTIMATE.start___ieee754_hypotf_~ha~0)) .cse0) (forall ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32))) (let ((.cse1 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_hypotf_~hb~0))) (or (bvsgt .cse1 (_ bv1484783616 32)) (not (let ((.cse2 (let ((.cse3 (bvand (_ bv2147483647 32) c_ULTIMATE.start___ieee754_hypotf_~ha~0))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))))) (fp.gt (fp.sub c_currentRoundingMode (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) .cse2) .cse2)))))))) is different from false [2020-10-24 23:31:38,988 WARN L838 $PredicateComparison]: unable to prove that (and (= (fp ((_ extract 31 31) c_ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) c_ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) c_ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp.div c_currentRoundingMode (fp.neg ((_ to_fp 8 24) c_currentRoundingMode 1.0)) (_ +zero 8 24))) (forall ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_hypotf_~hb~0))) (or (bvsgt .cse0 (_ bv1484783616 32)) (not (let ((.cse1 (let ((.cse2 (bvand (_ bv2147483647 32) c_ULTIMATE.start___ieee754_hypotf_~ha~0))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))) (fp.gt (fp.sub c_currentRoundingMode (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) .cse1) .cse1))))))) is different from false [2020-10-24 23:31:41,242 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_40 (_ BitVec 32))) (and (= (fp.div c_currentRoundingMode (fp.neg ((_ to_fp 8 24) c_currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_40) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_40) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_40))) (= c_ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_40)))) (forall ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_hypotf_~hb~0))) (or (bvsgt .cse0 (_ bv1484783616 32)) (not (let ((.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) c_ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) c_ULTIMATE.start___ieee754_hypotf_~ha~0)))) (fp.gt (fp.sub c_currentRoundingMode (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) .cse1) .cse1))))))) is different from false [2020-10-24 23:31:42,535 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-10-24 23:31:51,957 WARN L193 SmtUtils]: Spent 4.27 s on a formula simplification that was a NOOP. DAG size: 31 [2020-10-24 23:31:56,034 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-10-24 23:31:56,981 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2020-10-24 23:31:58,198 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-24 23:32:28,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 23:32:28,029 INFO L93 Difference]: Finished difference Result 140 states and 176 transitions. [2020-10-24 23:32:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-24 23:32:28,039 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 34 [2020-10-24 23:32:28,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 23:32:28,040 INFO L225 Difference]: With dead ends: 140 [2020-10-24 23:32:28,040 INFO L226 Difference]: Without dead ends: 101 [2020-10-24 23:32:28,041 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 43.4s TimeCoverageRelationStatistics Valid=159, Invalid=505, Unknown=6, NotChecked=260, Total=930 [2020-10-24 23:32:28,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-10-24 23:32:28,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 95. [2020-10-24 23:32:28,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-24 23:32:28,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 119 transitions. [2020-10-24 23:32:28,050 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 119 transitions. Word has length 34 [2020-10-24 23:32:28,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 23:32:28,051 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 119 transitions. [2020-10-24 23:32:28,051 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-24 23:32:28,051 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 119 transitions. [2020-10-24 23:32:28,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-24 23:32:28,052 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 23:32:28,053 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 23:32:28,268 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-10-24 23:32:28,270 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 23:32:28,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 23:32:28,271 INFO L82 PathProgramCache]: Analyzing trace with hash 13172387, now seen corresponding path program 1 times [2020-10-24 23:32:28,272 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 23:32:28,273 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1250040215] [2020-10-24 23:32:28,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-10-24 23:32:28,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 23:32:28,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 11 conjunts are in the unsatisfiable core [2020-10-24 23:32:28,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 23:32:29,042 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 23:32:29,042 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 23:32:29,635 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 23:32:29,635 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1250040215] [2020-10-24 23:32:29,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 23:32:29,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2020-10-24 23:32:29,636 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241728783] [2020-10-24 23:32:29,636 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-24 23:32:29,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 23:32:29,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-24 23:32:29,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-24 23:32:29,638 INFO L87 Difference]: Start difference. First operand 95 states and 119 transitions. Second operand 12 states. [2020-10-24 23:32:30,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 23:32:30,112 INFO L93 Difference]: Finished difference Result 95 states and 119 transitions. [2020-10-24 23:32:30,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-24 23:32:30,113 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 37 [2020-10-24 23:32:30,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 23:32:30,114 INFO L225 Difference]: With dead ends: 95 [2020-10-24 23:32:30,114 INFO L226 Difference]: Without dead ends: 0 [2020-10-24 23:32:30,114 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-24 23:32:30,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-24 23:32:30,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-24 23:32:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-24 23:32:30,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-24 23:32:30,115 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2020-10-24 23:32:30,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 23:32:30,116 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-24 23:32:30,116 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-24 23:32:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-24 23:32:30,116 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-24 23:32:30,316 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-10-24 23:32:30,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-24 23:32:50,622 WARN L193 SmtUtils]: Spent 20.09 s on a formula simplification. DAG size of input: 94 DAG size of output: 37 [2020-10-24 23:33:12,747 WARN L193 SmtUtils]: Spent 22.12 s on a formula simplification. DAG size of input: 189 DAG size of output: 134 [2020-10-24 23:33:42,204 WARN L193 SmtUtils]: Spent 29.45 s on a formula simplification. DAG size of input: 225 DAG size of output: 194 [2020-10-24 23:33:44,412 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2020-10-24 23:34:06,945 WARN L193 SmtUtils]: Spent 22.53 s on a formula simplification. DAG size of input: 207 DAG size of output: 146 [2020-10-24 23:34:06,959 INFO L274 CegarLoopResult]: For program point L168(lines 168 172) no Hoare annotation was computed. [2020-10-24 23:34:06,960 INFO L274 CegarLoopResult]: For program point L168-1(lines 159 173) no Hoare annotation was computed. [2020-10-24 23:34:06,960 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-24 23:34:06,960 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-24 23:34:06,960 INFO L274 CegarLoopResult]: For program point L202-1(lines 202 206) no Hoare annotation was computed. [2020-10-24 23:34:06,960 INFO L270 CegarLoopResult]: At program point L202-2(lines 202 206) the Hoare annotation is: false [2020-10-24 23:34:06,961 INFO L274 CegarLoopResult]: For program point L136-1(lines 136 140) no Hoare annotation was computed. [2020-10-24 23:34:06,961 INFO L274 CegarLoopResult]: For program point L202-3(lines 202 206) no Hoare annotation was computed. [2020-10-24 23:34:06,961 INFO L270 CegarLoopResult]: At program point L136-2(lines 136 140) the Hoare annotation is: false [2020-10-24 23:34:06,961 INFO L274 CegarLoopResult]: For program point L37(lines 37 41) no Hoare annotation was computed. [2020-10-24 23:34:06,961 INFO L274 CegarLoopResult]: For program point L37-2(lines 37 41) no Hoare annotation was computed. [2020-10-24 23:34:06,961 INFO L274 CegarLoopResult]: For program point L37-3(lines 37 41) no Hoare annotation was computed. [2020-10-24 23:34:06,961 INFO L274 CegarLoopResult]: For program point L37-5(lines 37 41) no Hoare annotation was computed. [2020-10-24 23:34:06,961 INFO L274 CegarLoopResult]: For program point L236(lines 236 239) no Hoare annotation was computed. [2020-10-24 23:34:06,962 INFO L274 CegarLoopResult]: For program point L38-2(lines 38 39) no Hoare annotation was computed. [2020-10-24 23:34:06,962 INFO L270 CegarLoopResult]: At program point L38-3(lines 38 39) the Hoare annotation is: false [2020-10-24 23:34:06,962 INFO L274 CegarLoopResult]: For program point L38-4(lines 38 39) no Hoare annotation was computed. [2020-10-24 23:34:06,962 INFO L274 CegarLoopResult]: For program point L38-7(lines 38 39) no Hoare annotation was computed. [2020-10-24 23:34:06,962 INFO L270 CegarLoopResult]: At program point L38-8(lines 38 39) the Hoare annotation is: false [2020-10-24 23:34:06,963 INFO L274 CegarLoopResult]: For program point L38-9(lines 38 39) no Hoare annotation was computed. [2020-10-24 23:34:06,963 INFO L277 CegarLoopResult]: At program point L240(lines 224 241) the Hoare annotation is: true [2020-10-24 23:34:06,963 INFO L274 CegarLoopResult]: For program point L141(lines 141 145) no Hoare annotation was computed. [2020-10-24 23:34:06,963 INFO L274 CegarLoopResult]: For program point L141-1(lines 123 146) no Hoare annotation was computed. [2020-10-24 23:34:06,963 INFO L274 CegarLoopResult]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2020-10-24 23:34:06,963 INFO L270 CegarLoopResult]: At program point L75-2(lines 75 79) the Hoare annotation is: false [2020-10-24 23:34:06,964 INFO L274 CegarLoopResult]: For program point L75-3(lines 75 79) no Hoare annotation was computed. [2020-10-24 23:34:06,964 INFO L274 CegarLoopResult]: For program point L75-5(lines 75 79) no Hoare annotation was computed. [2020-10-24 23:34:06,964 INFO L270 CegarLoopResult]: At program point L75-6(lines 75 79) the Hoare annotation is: false [2020-10-24 23:34:06,964 INFO L274 CegarLoopResult]: For program point L75-7(lines 75 79) no Hoare annotation was computed. [2020-10-24 23:34:06,964 INFO L274 CegarLoopResult]: For program point L109(lines 109 113) no Hoare annotation was computed. [2020-10-24 23:34:06,965 INFO L274 CegarLoopResult]: For program point L109-1(lines 83 210) no Hoare annotation was computed. [2020-10-24 23:34:06,965 INFO L270 CegarLoopResult]: At program point L209(lines 83 210) the Hoare annotation is: (let ((.cse0 (let ((.cse5 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (or (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)))) .cse5) (and (not (bvslt ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv645922816 32))) .cse5))))) (or (and (or (not (= (_ bv0 32) (bvadd ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv2155872256 32)))) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35))) .cse0 (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32)))) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_hypotf_~w~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32))))) (let ((.cse1 (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0)) (_ bv251658240 32))))) (and (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (or (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)) (fp.add currentRoundingMode (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))))))) .cse1) (= currentRoundingMode roundNearestTiesToEven) (or (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)))) .cse1) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)))) (or (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0) (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)))))) .cse1))) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= (let ((.cse2 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) ULTIMATE.start___ieee754_hypotf_~w~0))) .cse0 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= (let ((.cse3 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) |ULTIMATE.start___ieee754_hypotf_#res|))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= (let ((.cse4 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) ULTIMATE.start___ieee754_hypotf_~a~0)))))) [2020-10-24 23:34:06,966 INFO L274 CegarLoopResult]: For program point L44(lines 44 45) no Hoare annotation was computed. [2020-10-24 23:34:06,966 INFO L274 CegarLoopResult]: For program point L44-2(lines 44 45) no Hoare annotation was computed. [2020-10-24 23:34:06,966 INFO L274 CegarLoopResult]: For program point L44-3(lines 44 45) no Hoare annotation was computed. [2020-10-24 23:34:06,966 INFO L274 CegarLoopResult]: For program point L44-5(lines 44 45) no Hoare annotation was computed. [2020-10-24 23:34:06,966 INFO L274 CegarLoopResult]: For program point L177(lines 177 200) no Hoare annotation was computed. [2020-10-24 23:34:06,967 INFO L274 CegarLoopResult]: For program point L177-2(lines 83 210) no Hoare annotation was computed. [2020-10-24 23:34:06,967 INFO L274 CegarLoopResult]: For program point L178-1(lines 178 182) no Hoare annotation was computed. [2020-10-24 23:34:06,967 INFO L270 CegarLoopResult]: At program point L178-2(lines 178 182) the Hoare annotation is: false [2020-10-24 23:34:06,967 INFO L274 CegarLoopResult]: For program point L178-3(lines 178 182) no Hoare annotation was computed. [2020-10-24 23:34:06,967 INFO L270 CegarLoopResult]: At program point L80(lines 16 81) the Hoare annotation is: false [2020-10-24 23:34:06,968 INFO L270 CegarLoopResult]: At program point L80-1(lines 16 81) the Hoare annotation is: false [2020-10-24 23:34:06,968 INFO L274 CegarLoopResult]: For program point L147(lines 147 174) no Hoare annotation was computed. [2020-10-24 23:34:06,968 INFO L274 CegarLoopResult]: For program point L114(lines 114 118) no Hoare annotation was computed. [2020-10-24 23:34:06,968 INFO L274 CegarLoopResult]: For program point L114-1(lines 83 210) no Hoare annotation was computed. [2020-10-24 23:34:06,968 INFO L274 CegarLoopResult]: For program point L114-2(lines 83 210) no Hoare annotation was computed. [2020-10-24 23:34:06,968 INFO L274 CegarLoopResult]: For program point L148(lines 148 173) no Hoare annotation was computed. [2020-10-24 23:34:06,969 INFO L274 CegarLoopResult]: For program point L215-1(lines 215 219) no Hoare annotation was computed. [2020-10-24 23:34:06,970 INFO L270 CegarLoopResult]: At program point L215-2(lines 215 219) the Hoare annotation is: (let ((.cse1 (let ((.cse6 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (or (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)))) .cse6) (and (not (bvslt ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv645922816 32))) .cse6))))) (or (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= (let ((.cse0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ULTIMATE.start___ieee754_hypotf_~w~0))) .cse1 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= (let ((.cse2 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) |ULTIMATE.start___ieee754_hypotf_#res|))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= (let ((.cse3 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) ULTIMATE.start_isinf_float_~x))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= (let ((.cse4 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) ULTIMATE.start___ieee754_hypotf_~a~0)))) (let ((.cse5 (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0)) (_ bv251658240 32))))) (and (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (or (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)) (fp.add currentRoundingMode (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))))))) .cse5) (= currentRoundingMode roundNearestTiesToEven) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)) ULTIMATE.start_isinf_float_~x)))) (or (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)))) .cse5) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)))) (or (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0) (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)))))) .cse5))) (and (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)) ULTIMATE.start_isinf_float_~x)) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32)))) (or (not (= (_ bv0 32) (bvadd ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv2155872256 32)))) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35))) .cse1 (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32)))) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_hypotf_~w~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32))))))) [2020-10-24 23:34:06,970 INFO L274 CegarLoopResult]: For program point L215-3(lines 215 219) no Hoare annotation was computed. [2020-10-24 23:34:06,970 INFO L274 CegarLoopResult]: For program point L150(lines 150 173) no Hoare annotation was computed. [2020-10-24 23:34:06,970 INFO L274 CegarLoopResult]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2020-10-24 23:34:06,970 INFO L270 CegarLoopResult]: At program point L151-2(lines 151 155) the Hoare annotation is: false [2020-10-24 23:34:06,971 INFO L274 CegarLoopResult]: For program point L151-3(lines 151 155) no Hoare annotation was computed. [2020-10-24 23:34:06,971 INFO L270 CegarLoopResult]: At program point L52-2(lines 52 61) the Hoare annotation is: false [2020-10-24 23:34:06,971 INFO L274 CegarLoopResult]: For program point L52-3(lines 16 81) no Hoare annotation was computed. [2020-10-24 23:34:06,971 INFO L270 CegarLoopResult]: At program point L52-6(lines 52 61) the Hoare annotation is: false [2020-10-24 23:34:06,971 INFO L274 CegarLoopResult]: For program point L52-7(lines 16 81) no Hoare annotation was computed. [2020-10-24 23:34:06,972 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-24 23:34:06,972 INFO L274 CegarLoopResult]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2020-10-24 23:34:06,972 INFO L274 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2020-10-24 23:34:06,972 INFO L270 CegarLoopResult]: At program point L87-2(lines 87 91) the Hoare annotation is: (and (forall ((v_skolemized_v_prenex_5_5 (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) v_skolemized_v_prenex_5_5) ((_ extract 30 23) v_skolemized_v_prenex_5_5) ((_ extract 22 0) v_skolemized_v_prenex_5_5)))) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_5) (_ bv2139095040 32)))) (= currentRoundingMode roundNearestTiesToEven) (not (fp.gt (fp.sub currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0) ULTIMATE.start___ieee754_hypotf_~b~0)) (or (not (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (fp.gt (fp.sub currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 .cse0) .cse0))) (bvsgt ULTIMATE.start___ieee754_hypotf_~ha~0 (_ bv1484783616 32))) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) [2020-10-24 23:34:06,972 INFO L274 CegarLoopResult]: For program point L87-3(lines 87 91) no Hoare annotation was computed. [2020-10-24 23:34:06,972 INFO L274 CegarLoopResult]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2020-10-24 23:34:06,973 INFO L274 CegarLoopResult]: For program point L54-2(lines 54 58) no Hoare annotation was computed. [2020-10-24 23:34:06,973 INFO L270 CegarLoopResult]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2020-10-24 23:34:06,973 INFO L274 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2020-10-24 23:34:06,973 INFO L274 CegarLoopResult]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2020-10-24 23:34:06,973 INFO L274 CegarLoopResult]: For program point L54-5(lines 54 58) no Hoare annotation was computed. [2020-10-24 23:34:06,973 INFO L274 CegarLoopResult]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2020-10-24 23:34:06,973 INFO L270 CegarLoopResult]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2020-10-24 23:34:06,974 INFO L274 CegarLoopResult]: For program point L21-7(lines 21 25) no Hoare annotation was computed. [2020-10-24 23:34:06,974 INFO L274 CegarLoopResult]: For program point L187-1(lines 187 191) no Hoare annotation was computed. [2020-10-24 23:34:06,974 INFO L270 CegarLoopResult]: At program point L187-2(lines 187 191) the Hoare annotation is: false [2020-10-24 23:34:06,974 INFO L274 CegarLoopResult]: For program point L187-3(lines 187 191) no Hoare annotation was computed. [2020-10-24 23:34:06,975 INFO L270 CegarLoopResult]: At program point L221(lines 213 222) the Hoare annotation is: (let ((.cse6 (let ((.cse11 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (or (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)))) .cse11) (and (not (bvslt ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv645922816 32))) .cse11)))) (.cse1 (= (bvadd |ULTIMATE.start_isinf_float_#res| (_ bv4294967295 32)) (_ bv0 32)))) (or (let ((.cse0 (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0)) (_ bv251658240 32))))) (and (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (or (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)) (fp.add currentRoundingMode (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))))))) .cse0) (= currentRoundingMode roundNearestTiesToEven) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)) ULTIMATE.start_isinf_float_~x)))) (or (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)))) .cse0) .cse1 (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_27 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_26 (_ BitVec 32))) (let ((.cse2 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26)) (.cse3 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_27))) (and (= (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)) (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)))) (bvsgt (bvadd .cse2 (bvneg .cse3)) (_ bv251658240 32)) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26)))))) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)))) (or (forall ((v_ULTIMATE.start_isinf_float_~ix~1_10 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_10) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0) (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_10) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_10)))))) .cse0))) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= (let ((.cse4 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) (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))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= (let ((.cse5 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))) ULTIMATE.start___ieee754_hypotf_~w~0))) .cse6 .cse1 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= (let ((.cse7 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7))) |ULTIMATE.start___ieee754_hypotf_#res|))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= (let ((.cse8 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8))) ULTIMATE.start_isinf_float_~x))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= (let ((.cse9 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9))) ULTIMATE.start___ieee754_hypotf_~a~0)))) (and (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)) ULTIMATE.start_isinf_float_~x)) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32)))) (or (not (= (_ bv0 32) (bvadd ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv2155872256 32)))) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (let ((.cse10 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35))) (and (= (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10)) (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))) (= (bvadd .cse10 (_ bv2155872256 32)) (_ bv0 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35))) .cse6 .cse1 (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32)))) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_hypotf_~w~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32))))))) [2020-10-24 23:34:06,976 INFO L274 CegarLoopResult]: For program point L123(lines 123 146) no Hoare annotation was computed. [2020-10-24 23:34:06,976 INFO L274 CegarLoopResult]: For program point L123-1(lines 83 210) no Hoare annotation was computed. [2020-10-24 23:34:06,976 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-24 23:34:06,976 INFO L274 CegarLoopResult]: For program point L124(lines 124 131) no Hoare annotation was computed. [2020-10-24 23:34:06,976 INFO L274 CegarLoopResult]: For program point L126(lines 126 127) no Hoare annotation was computed. [2020-10-24 23:34:06,976 INFO L274 CegarLoopResult]: For program point L93-1(lines 93 97) no Hoare annotation was computed. [2020-10-24 23:34:06,977 INFO L274 CegarLoopResult]: For program point L126-2(lines 124 131) no Hoare annotation was computed. [2020-10-24 23:34:06,977 INFO L270 CegarLoopResult]: At program point L93-2(lines 93 97) the Hoare annotation is: (and (forall ((v_skolemized_v_prenex_5_5 (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) v_skolemized_v_prenex_5_5) ((_ extract 30 23) v_skolemized_v_prenex_5_5) ((_ extract 22 0) v_skolemized_v_prenex_5_5)))) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_5) (_ bv2139095040 32)))) (= currentRoundingMode roundNearestTiesToEven) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)))) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) [2020-10-24 23:34:06,977 INFO L274 CegarLoopResult]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2020-10-24 23:34:06,977 INFO L274 CegarLoopResult]: For program point L193-1(lines 193 197) no Hoare annotation was computed. [2020-10-24 23:34:06,977 INFO L270 CegarLoopResult]: At program point L193-2(lines 193 197) the Hoare annotation is: false [2020-10-24 23:34:06,978 INFO L274 CegarLoopResult]: For program point L193-3(lines 193 197) no Hoare annotation was computed. [2020-10-24 23:34:06,978 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-24 23:34:06,978 INFO L274 CegarLoopResult]: For program point L28(lines 28 29) no Hoare annotation was computed. [2020-10-24 23:34:06,978 INFO L274 CegarLoopResult]: For program point L28-1(lines 28 29) no Hoare annotation was computed. [2020-10-24 23:34:06,978 INFO L274 CegarLoopResult]: For program point L128-1(lines 128 129) no Hoare annotation was computed. [2020-10-24 23:34:06,978 INFO L274 CegarLoopResult]: For program point L63(lines 63 72) no Hoare annotation was computed. [2020-10-24 23:34:06,979 INFO L274 CegarLoopResult]: For program point L63-1(lines 63 72) no Hoare annotation was computed. [2020-10-24 23:34:06,979 INFO L274 CegarLoopResult]: For program point L163-1(lines 163 167) no Hoare annotation was computed. [2020-10-24 23:34:06,979 INFO L270 CegarLoopResult]: At program point L163-2(lines 163 167) the Hoare annotation is: false [2020-10-24 23:34:06,979 INFO L274 CegarLoopResult]: For program point L31(lines 31 32) no Hoare annotation was computed. [2020-10-24 23:34:06,979 INFO L274 CegarLoopResult]: For program point L31-1(lines 31 32) no Hoare annotation was computed. [2020-10-24 23:34:06,979 INFO L274 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-10-24 23:34:06,980 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-24 23:34:06,980 INFO L274 CegarLoopResult]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2020-10-24 23:34:06,980 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-24 23:34:06,980 INFO L274 CegarLoopResult]: For program point L99(lines 99 108) no Hoare annotation was computed. [2020-10-24 23:34:06,980 INFO L274 CegarLoopResult]: For program point L33(lines 33 34) no Hoare annotation was computed. [2020-10-24 23:34:06,981 INFO L274 CegarLoopResult]: For program point L33-1(lines 33 34) no Hoare annotation was computed. [2020-10-24 23:34:06,981 INFO L274 CegarLoopResult]: For program point L67(lines 67 70) no Hoare annotation was computed. [2020-10-24 23:34:06,981 INFO L274 CegarLoopResult]: For program point L67-3(lines 67 70) no Hoare annotation was computed. [2020-10-24 23:34:06,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:06,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:06,996 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:06,996 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:06,999 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:34:07,000 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,000 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,000 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,000 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,000 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,004 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:34:07,008 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:07,008 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:07,009 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:07,009 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:07,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:34:07,009 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,009 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,010 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,010 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,010 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,010 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,011 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,011 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,011 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:34:07,025 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportResult(TraceAbstractionStarter.java:707) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:267) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-10-24 23:34:07,033 INFO L168 Benchmark]: Toolchain (without parser) took 411258.00 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 26.2 MB in the beginning and 27.0 MB in the end (delta: -847.2 kB). Peak memory consumption was 27.0 MB. Max. memory is 16.1 GB. [2020-10-24 23:34:07,036 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 37.7 MB. Free memory was 20.7 MB in the beginning and 20.7 MB in the end (delta: 26.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 23:34:07,038 INFO L168 Benchmark]: CACSL2BoogieTranslator took 477.42 ms. Allocated memory is still 48.2 MB. Free memory was 25.5 MB in the beginning and 33.4 MB in the end (delta: -7.9 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. [2020-10-24 23:34:07,040 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.34 ms. Allocated memory is still 48.2 MB. Free memory was 33.4 MB in the beginning and 30.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 23:34:07,042 INFO L168 Benchmark]: Boogie Preprocessor took 76.62 ms. Allocated memory is still 48.2 MB. Free memory was 30.5 MB in the beginning and 27.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 23:34:07,043 INFO L168 Benchmark]: RCFGBuilder took 6809.37 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 27.4 MB in the beginning and 33.2 MB in the end (delta: -5.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. [2020-10-24 23:34:07,044 INFO L168 Benchmark]: TraceAbstraction took 403808.53 ms. Allocated memory is still 58.7 MB. Free memory was 32.6 MB in the beginning and 27.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. [2020-10-24 23:34:07,053 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 37.7 MB. Free memory was 20.7 MB in the beginning and 20.7 MB in the end (delta: 26.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 477.42 ms. Allocated memory is still 48.2 MB. Free memory was 25.5 MB in the beginning and 33.4 MB in the end (delta: -7.9 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 73.34 ms. Allocated memory is still 48.2 MB. Free memory was 33.4 MB in the beginning and 30.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 76.62 ms. Allocated memory is still 48.2 MB. Free memory was 30.5 MB in the beginning and 27.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 6809.37 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 27.4 MB in the beginning and 33.2 MB in the end (delta: -5.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 403808.53 ms. Allocated memory is still 58.7 MB. Free memory was 32.6 MB in the beginning and 27.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - 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 Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant [2020-10-24 23:34:07,079 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:07,079 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:07,079 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:07,079 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:07,080 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:34:07,080 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,080 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,080 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,080 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,080 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,081 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,081 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,081 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,081 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-24 23:34:07,082 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:07,082 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:07,083 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:07,083 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_5_5,QUANTIFIED] [2020-10-24 23:34:07,083 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 23:34:07,083 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,083 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-10-24 23:34:07,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-24 23:34:07,085 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((forall v_skolemized_v_prenex_5_5 : bv32 :: !(a == ~fp~LONGDOUBLE(v_skolemized_v_prenex_5_5[31:31], v_skolemized_v_prenex_5_5[30:23], v_skolemized_v_prenex_5_5[22:0])) || ~bvand32(2147483647bv32, v_skolemized_v_prenex_5_5) == 2139095040bv32) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_hypotf_~ha~0_30[31:31], v_ULTIMATE.start___ieee754_hypotf_~ha~0_30[30:23], v_ULTIMATE.start___ieee754_hypotf_~ha~0_30[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && ha == ~bvand32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...