./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/Float_div.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ee8e70e7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/Float_div.i -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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 aff65fabc2d382d12545e3467825c9efd3fdd157 .................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/Float_div.i -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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 aff65fabc2d382d12545e3467825c9efd3fdd157 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.2.0-ee8e70e [2020-10-24 14:54:08,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:54:08,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:54:08,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:54:08,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:54:08,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:54:08,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:54:08,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:54:08,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:54:08,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:54:08,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:54:08,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:54:08,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:54:08,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:54:08,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:54:08,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:54:08,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:54:08,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:54:08,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:54:08,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:54:08,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:54:08,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:54:08,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:54:08,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:54:08,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:54:08,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:54:08,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:54:08,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:54:08,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:54:08,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:54:08,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:54:08,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:54:08,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:54:08,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:54:08,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:54:08,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:54:08,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:54:08,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:54:08,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:54:08,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:54:08,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:54:08,582 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-24 14:54:08,637 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:54:08,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:54:08,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:54:08,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:54:08,642 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:54:08,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:54:08,643 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:54:08,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 14:54:08,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:54:08,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:54:08,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:54:08,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:54:08,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:54:08,646 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:54:08,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:54:08,646 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:54:08,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:54:08,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:54:08,647 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:54:08,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:54:08,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:54:08,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:54:08,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:54:08,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:54:08,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:54:08,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-24 14:54:08,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-24 14:54:08,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:54:08,650 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:54:08,650 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aff65fabc2d382d12545e3467825c9efd3fdd157 [2020-10-24 14:54:09,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:54:09,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:54:09,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:54:09,165 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:54:09,167 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:54:09,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/Float_div.i [2020-10-24 14:54:09,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1ec1bdef2/a56e577f1fdd41258856cc4e54450589/FLAG989d18742 [2020-10-24 14:54:10,000 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:54:10,001 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/Float_div.i [2020-10-24 14:54:10,010 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1ec1bdef2/a56e577f1fdd41258856cc4e54450589/FLAG989d18742 [2020-10-24 14:54:10,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1ec1bdef2/a56e577f1fdd41258856cc4e54450589 [2020-10-24 14:54:10,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:54:10,429 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:54:10,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:54:10,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:54:10,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:54:10,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:54:10" (1/1) ... [2020-10-24 14:54:10,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27894f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:10, skipping insertion in model container [2020-10-24 14:54:10,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:54:10" (1/1) ... [2020-10-24 14:54:10,465 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:54:10,488 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:54:10,705 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:54:10,717 INFO L212 MainTranslator]: Completed pre-run [2020-10-24 14:54:10,737 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:54:10,757 INFO L217 MainTranslator]: Completed translation [2020-10-24 14:54:10,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:10 WrapperNode [2020-10-24 14:54:10,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 14:54:10,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 14:54:10,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 14:54:10,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 14:54:10,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:10" (1/1) ... [2020-10-24 14:54:10,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:10" (1/1) ... [2020-10-24 14:54:10,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 14:54:10,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 14:54:10,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 14:54:10,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 14:54:10,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:10" (1/1) ... [2020-10-24 14:54:10,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:10" (1/1) ... [2020-10-24 14:54:10,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:10" (1/1) ... [2020-10-24 14:54:10,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:10" (1/1) ... [2020-10-24 14:54:10,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:10" (1/1) ... [2020-10-24 14:54:10,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:10" (1/1) ... [2020-10-24 14:54:10,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:10" (1/1) ... [2020-10-24 14:54:10,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 14:54:10,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 14:54:10,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 14:54:10,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 14:54:10,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:10" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 14:54:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-24 14:54:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 14:54:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 14:54:10,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 14:54:11,162 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 14:54:11,163 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-24 14:54:11,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:54:11 BoogieIcfgContainer [2020-10-24 14:54:11,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 14:54:11,168 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 14:54:11,168 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 14:54:11,172 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 14:54:11,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:54:10" (1/3) ... [2020-10-24 14:54:11,174 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68097f9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:54:11, skipping insertion in model container [2020-10-24 14:54:11,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:10" (2/3) ... [2020-10-24 14:54:11,175 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68097f9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:54:11, skipping insertion in model container [2020-10-24 14:54:11,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:54:11" (3/3) ... [2020-10-24 14:54:11,177 INFO L111 eAbstractionObserver]: Analyzing ICFG Float_div.i [2020-10-24 14:54:11,192 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-24 14:54:11,197 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-24 14:54:11,225 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-24 14:54:11,304 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 14:54:11,304 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 14:54:11,306 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-24 14:54:11,306 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 14:54:11,306 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 14:54:11,307 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 14:54:11,307 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 14:54:11,307 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 14:54:11,344 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states. [2020-10-24 14:54:11,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-24 14:54:11,357 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:54:11,358 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:54:11,358 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:54:11,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:54:11,374 INFO L82 PathProgramCache]: Analyzing trace with hash 239624332, now seen corresponding path program 1 times [2020-10-24 14:54:11,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-24 14:54:11,387 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057622443] [2020-10-24 14:54:11,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 14:54:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-24 14:54:11,533 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-24 14:54:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-24 14:54:11,552 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-24 14:54:11,579 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-24 14:54:11,582 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-24 14:54:11,582 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-24 14:54:11,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:54:11 BoogieIcfgContainer [2020-10-24 14:54:11,609 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-24 14:54:11,610 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-24 14:54:11,611 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-24 14:54:11,611 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-24 14:54:11,612 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:54:11" (3/4) ... [2020-10-24 14:54:11,616 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-24 14:54:11,616 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-24 14:54:11,619 INFO L168 Benchmark]: Toolchain (without parser) took 1211.88 ms. Allocated memory was 46.1 MB in the beginning and 58.7 MB in the end (delta: 12.6 MB). Free memory was 22.4 MB in the beginning and 33.0 MB in the end (delta: -10.6 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. [2020-10-24 14:54:11,621 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 46.1 MB. Free memory was 32.4 MB in the beginning and 32.4 MB in the end (delta: 38.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:54:11,622 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.82 ms. Allocated memory is still 46.1 MB. Free memory was 31.0 MB in the beginning and 21.7 MB in the end (delta: 9.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-10-24 14:54:11,623 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.83 ms. Allocated memory was 46.1 MB in the beginning and 58.7 MB in the end (delta: 12.6 MB). Free memory was 21.7 MB in the beginning and 42.8 MB in the end (delta: -21.2 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. [2020-10-24 14:54:11,624 INFO L168 Benchmark]: Boogie Preprocessor took 27.95 ms. Allocated memory is still 58.7 MB. Free memory was 42.8 MB in the beginning and 41.9 MB in the end (delta: 881.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:54:11,625 INFO L168 Benchmark]: RCFGBuilder took 326.26 ms. Allocated memory is still 58.7 MB. Free memory was 41.7 MB in the beginning and 31.8 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-10-24 14:54:11,626 INFO L168 Benchmark]: TraceAbstraction took 442.07 ms. Allocated memory is still 58.7 MB. Free memory was 31.4 MB in the beginning and 33.4 MB in the end (delta: -2.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:54:11,627 INFO L168 Benchmark]: Witness Printer took 5.90 ms. Allocated memory is still 58.7 MB. Free memory was 33.4 MB in the beginning and 33.0 MB in the end (delta: 392.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:54:11,633 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 46.1 MB. Free memory was 32.4 MB in the beginning and 32.4 MB in the end (delta: 38.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 323.82 ms. Allocated memory is still 46.1 MB. Free memory was 31.0 MB in the beginning and 21.7 MB in the end (delta: 9.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 49.83 ms. Allocated memory was 46.1 MB in the beginning and 58.7 MB in the end (delta: 12.6 MB). Free memory was 21.7 MB in the beginning and 42.8 MB in the end (delta: -21.2 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.95 ms. Allocated memory is still 58.7 MB. Free memory was 42.8 MB in the beginning and 41.9 MB in the end (delta: 881.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 326.26 ms. Allocated memory is still 58.7 MB. Free memory was 41.7 MB in the beginning and 31.8 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 442.07 ms. Allocated memory is still 58.7 MB. Free memory was 31.4 MB in the beginning and 33.4 MB in the end (delta: -2.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 5.90 ms. Allocated memory is still 58.7 MB. Free memory was 33.4 MB in the beginning and 33.0 MB in the end (delta: 392.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAT_SMToperation at line 21, overapproximation of someBinaryFLOAT_SMTComparisonOperation at line 29. Possible FailurePath: [L20] float x = 1.0f; [L21] float x1 = x/2.5f; [L23] COND FALSE !(x1 != x) [L13] COND TRUE !(cond) [L12] COND FALSE !(0) [L12] __assert_fail ("0", "Float_div.c", 3, __extension__ __PRETTY_FUNCTION__) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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-ee8e70e [2020-10-24 14:54:14,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:54:14,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:54:14,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:54:14,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:54:14,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:54:14,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:54:14,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:54:14,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:54:14,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:54:14,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:54:14,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:54:14,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:54:14,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:54:14,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:54:14,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:54:14,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:54:14,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:54:14,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:54:14,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:54:14,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:54:14,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:54:14,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:54:14,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:54:14,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:54:14,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:54:14,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:54:14,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:54:14,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:54:14,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:54:14,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:54:14,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:54:14,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:54:14,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:54:14,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:54:14,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:54:14,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:54:14,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:54:14,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:54:14,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:54:14,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:54:14,465 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-24 14:54:14,511 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:54:14,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:54:14,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:54:14,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:54:14,514 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:54:14,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:54:14,515 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:54:14,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:54:14,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:54:14,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:54:14,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:54:14,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:54:14,517 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-24 14:54:14,517 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-24 14:54:14,518 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:54:14,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:54:14,518 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:54:14,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:54:14,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:54:14,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:54:14,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:54:14,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:54:14,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:54:14,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:54:14,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:54:14,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:54:14,521 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-24 14:54:14,522 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-24 14:54:14,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:54:14,522 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:54:14,523 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-24 14:54:14,523 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aff65fabc2d382d12545e3467825c9efd3fdd157 [2020-10-24 14:54:14,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:54:15,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:54:15,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:54:15,068 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:54:15,069 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:54:15,071 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/Float_div.i [2020-10-24 14:54:15,165 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/244f638f4/b95e02c4b94a465caaf40308ce9c9884/FLAGbe0a30685 [2020-10-24 14:54:15,904 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:54:15,905 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/Float_div.i [2020-10-24 14:54:15,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/244f638f4/b95e02c4b94a465caaf40308ce9c9884/FLAGbe0a30685 [2020-10-24 14:54:16,254 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/244f638f4/b95e02c4b94a465caaf40308ce9c9884 [2020-10-24 14:54:16,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:54:16,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:54:16,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:54:16,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:54:16,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:54:16,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:54:16" (1/1) ... [2020-10-24 14:54:16,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a5020f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:16, skipping insertion in model container [2020-10-24 14:54:16,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:54:16" (1/1) ... [2020-10-24 14:54:16,342 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:54:16,372 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:54:16,547 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:54:16,568 INFO L212 MainTranslator]: Completed pre-run [2020-10-24 14:54:16,590 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:54:16,621 INFO L217 MainTranslator]: Completed translation [2020-10-24 14:54:16,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:16 WrapperNode [2020-10-24 14:54:16,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 14:54:16,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 14:54:16,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 14:54:16,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 14:54:16,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:16" (1/1) ... [2020-10-24 14:54:16,675 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:16" (1/1) ... [2020-10-24 14:54:16,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 14:54:16,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 14:54:16,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 14:54:16,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 14:54:16,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:16" (1/1) ... [2020-10-24 14:54:16,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:16" (1/1) ... [2020-10-24 14:54:16,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:16" (1/1) ... [2020-10-24 14:54:16,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:16" (1/1) ... [2020-10-24 14:54:16,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:16" (1/1) ... [2020-10-24 14:54:16,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:16" (1/1) ... [2020-10-24 14:54:16,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:16" (1/1) ... [2020-10-24 14:54:16,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 14:54:16,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 14:54:16,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 14:54:16,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 14:54:16,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:16" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 14:54:16,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-24 14:54:16,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 14:54:16,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 14:54:16,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 14:54:16,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_FLOAT [2020-10-24 14:54:17,424 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 14:54:17,425 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-24 14:54:17,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:54:17 BoogieIcfgContainer [2020-10-24 14:54:17,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 14:54:17,429 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 14:54:17,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 14:54:17,434 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 14:54:17,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:54:16" (1/3) ... [2020-10-24 14:54:17,436 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@490b8e01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:54:17, skipping insertion in model container [2020-10-24 14:54:17,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:54:16" (2/3) ... [2020-10-24 14:54:17,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@490b8e01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:54:17, skipping insertion in model container [2020-10-24 14:54:17,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:54:17" (3/3) ... [2020-10-24 14:54:17,440 INFO L111 eAbstractionObserver]: Analyzing ICFG Float_div.i [2020-10-24 14:54:17,457 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-24 14:54:17,464 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-24 14:54:17,505 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-24 14:54:17,569 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 14:54:17,570 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 14:54:17,570 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-24 14:54:17,570 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 14:54:17,571 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 14:54:17,571 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 14:54:17,571 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 14:54:17,571 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 14:54:17,588 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states. [2020-10-24 14:54:17,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-24 14:54:17,595 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:54:17,596 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:54:17,597 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:54:17,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:54:17,611 INFO L82 PathProgramCache]: Analyzing trace with hash 239624332, now seen corresponding path program 1 times [2020-10-24 14:54:17,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 14:54:17,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [671609732] [2020-10-24 14:54:17,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 14:54:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 14:54:17,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-24 14:54:17,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 14:54:20,299 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 27 [2020-10-24 14:54:20,315 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 14:54:20,315 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 14:54:22,841 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 14:54:22,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [671609732] [2020-10-24 14:54:22,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 14:54:22,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2020-10-24 14:54:22,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080972728] [2020-10-24 14:54:22,851 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-24 14:54:22,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 14:54:22,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-24 14:54:22,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=12, Unknown=1, NotChecked=0, Total=20 [2020-10-24 14:54:22,873 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 5 states. [2020-10-24 14:54:26,350 WARN L193 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 31 DAG size of output: 29 [2020-10-24 14:54:29,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 14:54:29,727 INFO L93 Difference]: Finished difference Result 25 states and 31 transitions. [2020-10-24 14:54:29,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-24 14:54:29,736 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 8 [2020-10-24 14:54:29,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 14:54:29,747 INFO L225 Difference]: With dead ends: 25 [2020-10-24 14:54:29,748 INFO L226 Difference]: Without dead ends: 10 [2020-10-24 14:54:29,752 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=12, Invalid=17, Unknown=1, NotChecked=0, Total=30 [2020-10-24 14:54:29,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2020-10-24 14:54:29,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2020-10-24 14:54:29,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-10-24 14:54:29,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2020-10-24 14:54:29,797 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2020-10-24 14:54:29,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 14:54:29,797 INFO L481 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2020-10-24 14:54:29,797 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-24 14:54:29,797 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2020-10-24 14:54:29,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-24 14:54:29,798 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:54:29,798 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:54:29,999 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-24 14:54:30,000 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:54:30,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:54:30,003 INFO L82 PathProgramCache]: Analyzing trace with hash 438817201, now seen corresponding path program 1 times [2020-10-24 14:54:30,003 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 14:54:30,004 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1838640760] [2020-10-24 14:54:30,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 14:54:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 14:54:30,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-24 14:54:30,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 14:54:32,314 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 29 [2020-10-24 14:54:44,753 WARN L193 SmtUtils]: Spent 7.27 s on a formula simplification that was a NOOP. DAG size: 42 [2020-10-24 14:54:44,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 14:54:44,778 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 14:54:51,950 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~x1~0_9 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_6| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_9) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_9) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_9))) (.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_6|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_6|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_6|)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (fp.eq .cse0 .cse1)) (not (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse2))))) is different from false [2020-10-24 14:54:54,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2020-10-24 14:54:54,254 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1838640760] [2020-10-24 14:54:54,254 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-24 14:54:54,254 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2020-10-24 14:54:54,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603901472] [2020-10-24 14:54:54,256 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-24 14:54:54,256 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 14:54:54,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-24 14:54:54,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=19, Unknown=3, NotChecked=8, Total=42 [2020-10-24 14:54:54,258 INFO L87 Difference]: Start difference. First operand 10 states and 10 transitions. Second operand 7 states. [2020-10-24 14:54:59,475 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_8| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_8|))) (.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0)))) (and (= (fp.div c_~CRM .cse0 .cse1) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse1) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse0)))) (forall ((v_ULTIMATE.start_main_~x1~0_9 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_6| (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_9) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_9) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_9))) (.cse3 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_6|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_6|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_6|)))) (or (not (= .cse2 (fp.div c_~CRM .cse3 .cse4))) (not (fp.eq .cse2 .cse3)) (not (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse4))))) (not (fp.eq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))))) is different from false [2020-10-24 14:55:24,938 WARN L193 SmtUtils]: Spent 19.90 s on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2020-10-24 14:55:30,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 14:55:30,545 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2020-10-24 14:55:30,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-24 14:55:30,546 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 9 [2020-10-24 14:55:30,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 14:55:30,546 INFO L225 Difference]: With dead ends: 17 [2020-10-24 14:55:30,546 INFO L226 Difference]: Without dead ends: 11 [2020-10-24 14:55:30,548 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 52.1s TimeCoverageRelationStatistics Valid=18, Invalid=27, Unknown=5, NotChecked=22, Total=72 [2020-10-24 14:55:30,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2020-10-24 14:55:30,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2020-10-24 14:55:30,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-10-24 14:55:30,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2020-10-24 14:55:30,556 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2020-10-24 14:55:30,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 14:55:30,556 INFO L481 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2020-10-24 14:55:30,556 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-24 14:55:30,557 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2020-10-24 14:55:30,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-24 14:55:30,557 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:55:30,557 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:55:30,760 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-10-24 14:55:30,761 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:55:30,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:55:30,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1976138452, now seen corresponding path program 2 times [2020-10-24 14:55:30,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 14:55:30,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [546086653] [2020-10-24 14:55:30,765 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-2/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 14:55:31,397 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-24 14:55:31,397 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-24 14:55:31,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 14 conjunts are in the unsatisfiable core [2020-10-24 14:55:31,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 14:55:34,568 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 29 [2020-10-24 14:55:47,188 WARN L193 SmtUtils]: Spent 8.05 s on a formula simplification that was a NOOP. DAG size: 42 [2020-10-24 14:55:49,369 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet4_10| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_13 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_9| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_12 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_13) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_13) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_13))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_12) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_12) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_12))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_9|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_9|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_9|))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_10|))) (.cse4 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)))) (and (= (fp.div c_~CRM .cse0 .cse1) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= (fp.div c_~CRM .cse2 .cse3) .cse0) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse2) (= .cse4 .cse1) (= .cse3 .cse4)))) (exists ((|v_ULTIMATE.start_main_#t~nondet6_10| (_ BitVec 32))) (let ((.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_10|)))) (and (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) .cse5)) (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse5))))) is different from false [2020-10-24 14:55:51,564 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((ULTIMATE.start_main_~x1~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_10| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~x1~0) ((_ extract 30 23) ULTIMATE.start_main_~x1~0) ((_ extract 22 0) ULTIMATE.start_main_~x1~0))) (.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_10|)))) (and (fp.eq .cse0 .cse1) (= .cse0 (fp.div c_~CRM .cse1 .cse2)) (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse2)))) (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet4_10| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_13 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_9| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_12 (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_13) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_13) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_13))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_12) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_12) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_12))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_9|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_9|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_9|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_10|))) (.cse7 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)))) (and (= (fp.div c_~CRM .cse3 .cse4) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= (fp.div c_~CRM .cse5 .cse6) .cse3) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse5) (= .cse7 .cse4) (= .cse6 .cse7))))) is different from false [2020-10-24 14:55:51,631 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-24 14:55:55,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 1 times theorem prover too weak. 0 trivial. 2 not checked. [2020-10-24 14:55:55,941 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 14:56:04,824 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-10-24 14:56:21,389 WARN L193 SmtUtils]: Spent 4.61 s on a formula simplification that was a NOOP. DAG size: 31 [2020-10-24 14:56:42,253 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 45 [2020-10-24 14:56:44,501 WARN L860 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~x1~0_15 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_16 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_14 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_10| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_13 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_9| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_10| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_15) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_15) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_15))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_9|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_9|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_9|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_10|))) (.cse6 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_16) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_16) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_16))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_14) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_14) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_14))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_10|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_13) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_13) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_13)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= (fp.div c_~CRM .cse3 .cse4) .cse1)) (not (fp.eq .cse5 .cse0)) (fp.eq .cse0 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse6 .cse7)) (not (= .cse6 .cse2)) (not (= .cse4 .cse6)) (not (= ((_ to_fp 8 24) c_~CRM 1.0) .cse3)) (not (= (fp.div c_~CRM .cse0 .cse7) .cse5))))) is different from true [2020-10-24 14:56:44,503 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 2 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 14:56:44,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [546086653] [2020-10-24 14:56:44,504 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-24 14:56:44,504 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 12 [2020-10-24 14:56:44,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402119787] [2020-10-24 14:56:44,505 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-24 14:56:44,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 14:56:44,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-24 14:56:44,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=60, Unknown=15, NotChecked=54, Total=156 [2020-10-24 14:56:44,507 INFO L87 Difference]: Start difference. First operand 11 states and 11 transitions. Second operand 13 states. [2020-10-24 14:56:54,878 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 67 [2020-10-24 14:57:17,205 WARN L193 SmtUtils]: Spent 14.20 s on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-10-24 14:57:26,067 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse7 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse6 ((_ to_fp 8 24) c_~CRM (_ bv0 32)))) (and (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet4_10| (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_9| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_12 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_12) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_12) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_12))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_10|))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse2 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_9|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_9|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_9|)))) (and (= (fp.div c_~CRM .cse0 .cse1) .cse2) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse0) (= .cse3 .cse4) (= .cse1 .cse3) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse2 .cse4))))) (let ((.cse5 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)))) (or (fp.eq .cse5 .cse6) (not (fp.eq .cse7 .cse5)))) (or (forall ((v_ULTIMATE.start_main_~x1~0_13 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_10| (_ BitVec 32))) (let ((.cse9 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_13) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_13) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_13))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_10|)))) (or (not (fp.eq .cse8 .cse9)) (not (= (fp.div c_~CRM .cse9 .cse10) .cse8)) (not (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse10))))) (fp.eq .cse7 .cse6)))) is different from false [2020-10-24 14:57:28,277 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet4_10| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_13 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_9| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_12 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_13) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_13) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_13))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_12) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_12) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_12))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_9|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_9|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_9|))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_10|))) (.cse4 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)))) (and (= (fp.div c_~CRM .cse0 .cse1) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= (fp.div c_~CRM .cse2 .cse3) .cse0) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse2) (= .cse4 .cse1) (= .cse3 .cse4)))) (let ((.cse5 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)))) (or (fp.eq .cse5 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (fp.eq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse5)))) (exists ((|v_ULTIMATE.start_main_#t~nondet6_10| (_ BitVec 32))) (let ((.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_10|)))) (and (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) .cse6)) (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse6))))) is different from false [2020-10-24 14:57:30,455 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((ULTIMATE.start_main_~x1~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_10| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~x1~0) ((_ extract 30 23) ULTIMATE.start_main_~x1~0) ((_ extract 22 0) ULTIMATE.start_main_~x1~0))) (.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_10|)))) (and (fp.eq .cse0 .cse1) (= .cse0 (fp.div c_~CRM .cse1 .cse2)) (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse2)))) (= roundNearestTiesToEven c_~CRM) (fp.eq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (exists ((|v_ULTIMATE.start_main_#t~nondet4_10| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_13 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_9| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_12 (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_13) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_13) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_13))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_12) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_12) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_12))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_9|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_9|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_9|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_10|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_10|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_10|))) (.cse7 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)))) (and (= (fp.div c_~CRM .cse3 .cse4) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= (fp.div c_~CRM .cse5 .cse6) .cse3) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse5) (= .cse7 .cse4) (= .cse6 .cse7))))) is different from false [2020-10-24 14:57:34,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 14:57:34,503 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2020-10-24 14:57:34,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-24 14:57:34,504 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 10 [2020-10-24 14:57:34,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 14:57:34,505 INFO L225 Difference]: With dead ends: 18 [2020-10-24 14:57:34,505 INFO L226 Difference]: Without dead ends: 12 [2020-10-24 14:57:34,506 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 105.4s TimeCoverageRelationStatistics Valid=43, Invalid=91, Unknown=22, NotChecked=150, Total=306 [2020-10-24 14:57:34,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2020-10-24 14:57:34,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2020-10-24 14:57:34,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-10-24 14:57:34,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2020-10-24 14:57:34,510 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 10 [2020-10-24 14:57:34,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 14:57:34,511 INFO L481 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2020-10-24 14:57:34,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-24 14:57:34,511 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2020-10-24 14:57:34,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-24 14:57:34,512 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:57:34,512 INFO L422 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:57:34,714 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-10-24 14:57:34,715 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:57:34,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:57:34,716 INFO L82 PathProgramCache]: Analyzing trace with hash 469647633, now seen corresponding path program 3 times [2020-10-24 14:57:34,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 14:57:34,718 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [351997256] [2020-10-24 14:57:34,718 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-2/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 14:57:35,541 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2020-10-24 14:57:35,541 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-24 14:57:35,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 17 conjunts are in the unsatisfiable core [2020-10-24 14:57:35,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 14:57:39,109 WARN L193 SmtUtils]: Spent 2.42 s on a formula simplification that was a NOOP. DAG size: 29 [2020-10-24 14:57:41,207 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet4_12| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_14| (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_17 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_17) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_17) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_17))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_14|))) (.cse4 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_12|)))) (and (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse0 .cse1)) (= (fp.div c_~CRM .cse2 .cse3) .cse0) (= .cse2 ((_ to_fp 8 24) c_~CRM 1.0)) (= .cse4 .cse1) (= .cse4 .cse3))))) is different from false [2020-10-24 14:57:43,401 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet4_12| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_15| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_14| (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_18 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_17 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_17) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_17) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_17))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_18) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_18) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_18))) (.cse4 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_15|))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_14|))) (.cse6 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_12|)))) (and (= .cse0 (fp.div c_~CRM .cse1 .cse2)) (= .cse1 ((_ to_fp 8 24) c_~CRM 1.0)) (= (fp.div c_~CRM .cse0 .cse3) .cse4) (= (fp.div c_~CRM .cse4 .cse5) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (= .cse6 .cse5) (= .cse6 .cse3) (= .cse6 .cse2))))) is different from false [2020-10-24 14:57:45,624 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet6_16| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_16|)))) (and (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse0) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) .cse0))))) (exists ((|v_ULTIMATE.start_main_#t~nondet4_12| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_15| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_14| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_19 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_18 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_17 (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_17) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_17) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_17))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_15|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_18) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_18) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_18))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_19) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_19) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_19))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_14|))) (.cse6 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_12|)))) (and (= .cse1 (fp.div c_~CRM .cse2 .cse3)) (= .cse2 ((_ to_fp 8 24) c_~CRM 1.0)) (= (fp.div c_~CRM .cse4 .cse5) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= .cse6 .cse5) (= (fp.div c_~CRM .cse1 .cse7) .cse4) (= .cse6 .cse7) (= .cse6 .cse3))))) is different from false [2020-10-24 14:57:47,864 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet6_16| (_ BitVec 32)) (ULTIMATE.start_main_~x1~0 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~x1~0) ((_ extract 30 23) ULTIMATE.start_main_~x1~0) ((_ extract 22 0) ULTIMATE.start_main_~x1~0))) (.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_16|)))) (and (fp.eq .cse0 .cse1) (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse2) (= .cse0 (fp.div c_~CRM .cse1 .cse2))))) (exists ((|v_ULTIMATE.start_main_#t~nondet4_12| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_15| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_14| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_19 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_18 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_17 (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_17) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_17) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_17))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_15|))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_18) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_18) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_18))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_19) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_19) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_19))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_14|))) (.cse8 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_12|)))) (and (= .cse3 (fp.div c_~CRM .cse4 .cse5)) (= .cse4 ((_ to_fp 8 24) c_~CRM 1.0)) (= (fp.div c_~CRM .cse6 .cse7) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= .cse8 .cse7) (= (fp.div c_~CRM .cse3 .cse9) .cse6) (= .cse8 .cse9) (= .cse8 .cse5))))) is different from false [2020-10-24 14:57:47,920 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-24 14:57:52,342 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 6 not checked. [2020-10-24 14:57:52,342 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 14:57:55,015 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-10-24 14:58:10,070 WARN L193 SmtUtils]: Spent 5.76 s on a formula simplification that was a NOOP. DAG size: 31 [2020-10-24 14:58:12,222 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_15| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_20 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_19 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_19) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_19) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_19))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_15|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_20) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_20) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_20))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_16|)))) (or (not (fp.eq .cse0 .cse1)) (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse4)) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse4) .cse1)) (not (= .cse3 .cse2))))) is different from true [2020-10-24 14:58:14,430 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_15| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_14| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_21 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_20 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_19 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_19) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_19) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_19))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_15|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_20) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_20) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_20))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_14|))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_21) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_21) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_21))) (.cse5 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_16|)))) (or (not (fp.eq .cse0 .cse1)) (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= (fp.div c_~CRM .cse3 .cse4) .cse1)) (not (= .cse5 .cse4)) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse5 .cse6)) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse6) .cse3)) (not (= .cse5 .cse2))))) is different from true [2020-10-24 14:58:16,696 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet4_12| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_15| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_14| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_22 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_21 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_20 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_23 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_19 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_19) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_19) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_19))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_12|))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_23) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_23) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_23))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_15|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_20) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_20) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_20))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_22) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_22) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_22))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_21) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_21) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_21))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_14|))) (.cse6 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_16|)))) (or (not (fp.eq .cse0 .cse1)) (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= (fp.div c_~CRM .cse3 .cse4) .cse5)) (not (= .cse6 .cse4)) (not (= ((_ to_fp 8 24) c_~CRM 1.0) .cse3)) (not (= (fp.div c_~CRM .cse7 .cse8) .cse1)) (not (= .cse6 .cse8)) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= (fp.div c_~CRM .cse5 .cse9) .cse7)) (not (= .cse6 .cse9)) (not (= .cse6 .cse2))))) is different from true [2020-10-24 14:58:16,699 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 5 not checked. [2020-10-24 14:58:16,699 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [351997256] [2020-10-24 14:58:16,700 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-24 14:58:16,700 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 14 [2020-10-24 14:58:16,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987465858] [2020-10-24 14:58:16,701 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-24 14:58:16,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 14:58:16,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-24 14:58:16,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=46, Unknown=8, NotChecked=126, Total=210 [2020-10-24 14:58:16,704 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand 15 states. [2020-10-24 14:58:25,588 WARN L193 SmtUtils]: Spent 2.39 s on a formula simplification that was a NOOP. DAG size: 82 [2020-10-24 14:58:46,826 WARN L193 SmtUtils]: Spent 14.08 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2020-10-24 14:58:52,998 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse9 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (.cse8 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)))) (and (= roundNearestTiesToEven c_~CRM) (forall ((|v_ULTIMATE.start_main_#t~nondet6_15| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_20 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_19 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_19) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_19) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_19))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_15|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_20) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_20) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_20))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_16|)))) (or (not (fp.eq .cse0 .cse1)) (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse4)) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse4) .cse1)) (not (= .cse3 .cse2))))) (or (forall ((|v_ULTIMATE.start_main_#t~nondet6_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_19 (_ BitVec 32))) (let ((.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_19) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_19) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_19))) (.cse6 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_16|)))) (or (not (= .cse5 (fp.div c_~CRM .cse6 .cse7))) (not (fp.eq .cse5 .cse6)) (not (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse7))))) (fp.eq .cse8 .cse9)) (let ((.cse10 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)))) (or (fp.eq .cse10 .cse9) (not (fp.eq .cse8 .cse10)))) (exists ((|v_ULTIMATE.start_main_#t~nondet4_12| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_14| (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_17 (_ BitVec 32))) (let ((.cse11 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse13 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_17) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_17) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_17))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_14|))) (.cse15 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse14 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_12|)))) (and (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse11 .cse12)) (= (fp.div c_~CRM .cse13 .cse14) .cse11) (= .cse13 ((_ to_fp 8 24) c_~CRM 1.0)) (= .cse15 .cse12) (= .cse15 .cse14)))))) is different from false [2020-10-24 14:58:56,173 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (.cse3 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)))) (and (= roundNearestTiesToEven c_~CRM) (or (forall ((|v_ULTIMATE.start_main_#t~nondet6_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_19 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_19) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_19) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_19))) (.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_16|)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (fp.eq .cse0 .cse1)) (not (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse2))))) (fp.eq .cse3 .cse4)) (let ((.cse5 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)))) (or (fp.eq .cse5 .cse4) (not (fp.eq .cse3 .cse5)))) (exists ((|v_ULTIMATE.start_main_#t~nondet4_12| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_15| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_14| (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_18 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_17 (_ BitVec 32))) (let ((.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_17) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_17) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_17))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_18) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_18) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_18))) (.cse10 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_15|))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_14|))) (.cse12 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_12|)))) (and (= .cse6 (fp.div c_~CRM .cse7 .cse8)) (= .cse7 ((_ to_fp 8 24) c_~CRM 1.0)) (= (fp.div c_~CRM .cse6 .cse9) .cse10) (= (fp.div c_~CRM .cse10 .cse11) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (= .cse12 .cse11) (= .cse12 .cse9) (= .cse12 .cse8)))))) is different from false [2020-10-24 14:58:58,560 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (let ((.cse0 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)))) (or (fp.eq .cse0 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (fp.eq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse0)))) (exists ((|v_ULTIMATE.start_main_#t~nondet6_16| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_16|)))) (and (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse1) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) .cse1))))) (exists ((|v_ULTIMATE.start_main_#t~nondet4_12| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_15| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_14| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_19 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_18 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_17 (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_17) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_17) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_17))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_15|))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_18) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_18) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_18))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_19) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_19) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_19))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_14|))) (.cse7 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_12|)))) (and (= .cse2 (fp.div c_~CRM .cse3 .cse4)) (= .cse3 ((_ to_fp 8 24) c_~CRM 1.0)) (= (fp.div c_~CRM .cse5 .cse6) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= .cse7 .cse6) (= (fp.div c_~CRM .cse2 .cse8) .cse5) (= .cse7 .cse8) (= .cse7 .cse4))))) is different from false [2020-10-24 14:59:00,841 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (fp.eq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (exists ((|v_ULTIMATE.start_main_#t~nondet6_16| (_ BitVec 32)) (ULTIMATE.start_main_~x1~0 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~x1~0) ((_ extract 30 23) ULTIMATE.start_main_~x1~0) ((_ extract 22 0) ULTIMATE.start_main_~x1~0))) (.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_16|)))) (and (fp.eq .cse0 .cse1) (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse2) (= .cse0 (fp.div c_~CRM .cse1 .cse2))))) (exists ((|v_ULTIMATE.start_main_#t~nondet4_12| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_15| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_14| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_19 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_18 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_17 (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_17) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_17) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_17))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_15|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_15|))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_18) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_18) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_18))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_19) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_19) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_19))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_14|))) (.cse8 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_12|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_12|)))) (and (= .cse3 (fp.div c_~CRM .cse4 .cse5)) (= .cse4 ((_ to_fp 8 24) c_~CRM 1.0)) (= (fp.div c_~CRM .cse6 .cse7) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= .cse8 .cse7) (= (fp.div c_~CRM .cse3 .cse9) .cse6) (= .cse8 .cse9) (= .cse8 .cse5))))) is different from false [2020-10-24 14:59:06,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 14:59:06,938 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2020-10-24 14:59:06,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-24 14:59:06,939 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 11 [2020-10-24 14:59:06,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 14:59:06,939 INFO L225 Difference]: With dead ends: 19 [2020-10-24 14:59:06,939 INFO L226 Difference]: Without dead ends: 13 [2020-10-24 14:59:06,940 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 11 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 75.0s TimeCoverageRelationStatistics Valid=47, Invalid=72, Unknown=15, NotChecked=286, Total=420 [2020-10-24 14:59:06,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2020-10-24 14:59:06,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2020-10-24 14:59:06,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-10-24 14:59:06,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2020-10-24 14:59:06,945 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 11 [2020-10-24 14:59:06,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 14:59:06,945 INFO L481 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2020-10-24 14:59:06,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-24 14:59:06,946 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2020-10-24 14:59:06,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-24 14:59:06,946 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:59:06,946 INFO L422 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:59:07,152 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-10-24 14:59:07,153 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:59:07,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:59:07,157 INFO L82 PathProgramCache]: Analyzing trace with hash -1020395060, now seen corresponding path program 4 times [2020-10-24 14:59:07,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 14:59:07,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [526260079] [2020-10-24 14:59:07,158 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate-2/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 14:59:08,150 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-10-24 14:59:08,151 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-24 14:59:08,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 17 conjunts are in the unsatisfiable core [2020-10-24 14:59:08,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 14:59:11,889 WARN L193 SmtUtils]: Spent 2.85 s on a formula simplification that was a NOOP. DAG size: 29 [2020-10-24 14:59:13,980 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_24 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_14| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_21| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_14|))) (.cse2 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_24) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_24) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_24))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_21|)))) (and (= (fp.div c_~CRM .cse0 .cse1) .cse2) (= .cse1 .cse3) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse2 .cse4)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse0) (= .cse3 .cse4)))) (= roundNearestTiesToEven c_~CRM)) is different from false [2020-10-24 14:59:16,192 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((v_ULTIMATE.start_main_~x~0_25 (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_24 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_14| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_22| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_21| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_14|))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_25) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_25) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_25))) (.cse6 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_22|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_24) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_24) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_24))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_21|)))) (and (= (fp.div c_~CRM .cse0 .cse1) .cse2) (= .cse3 .cse4) (= .cse1 .cse3) (= (fp.div c_~CRM .cse2 .cse5) .cse6) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse6 .cse4)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse0) (= .cse3 .cse5))))) is different from false [2020-10-24 14:59:18,556 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((v_ULTIMATE.start_main_~x~0_26 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_25 (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_24 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_23| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_14| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_22| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_21| (_ BitVec 32))) (let ((.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_23|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_14|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_22|))) (.cse6 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_26) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_26) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_26))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_25) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_25) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_25))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_24) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_24) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_24))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_21|)))) (and (= (fp.div c_~CRM .cse0 .cse1) .cse2) (= .cse3 .cse4) (= .cse3 .cse5) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse6 .cse5)) (= .cse1 .cse3) (= (fp.div c_~CRM .cse7 .cse4) .cse6) (= .cse7 (fp.div c_~CRM .cse2 .cse8)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse0) (= .cse3 .cse8)))) (= roundNearestTiesToEven c_~CRM)) is different from false [2020-10-24 14:59:20,971 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_main_#t~nondet6_24| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_24|)))) (and (= .cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 5.0 2.0))) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div roundNearestTiesToEven (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) .cse0))))) (exists ((v_ULTIMATE.start_main_~x~0_27 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_26 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_25 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_23| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_24 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_14| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_22| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_21| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_22|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_24) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_24) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_24))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_27) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_27) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_27))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_23|))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_26) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_26) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_26))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_25) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_25) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_25))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_14|))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_21|))) (.cse2 ((_ to_fp 8 24) roundNearestTiesToEven (/ 5.0 2.0)))) (and (= .cse1 .cse2) (= (fp.div roundNearestTiesToEven .cse3 .cse1) .cse4) (= .cse5 .cse2) (= ((_ to_fp 8 24) roundNearestTiesToEven 1.0) .cse6) (= (fp.div roundNearestTiesToEven .cse6 .cse7) .cse8) (= (fp.div roundNearestTiesToEven .cse4 .cse5) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= .cse3 (fp.div roundNearestTiesToEven .cse8 .cse9)) (= .cse7 .cse2) (= .cse9 .cse2))))) is different from false [2020-10-24 14:59:21,020 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 10 not checked. [2020-10-24 14:59:21,020 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 14:59:24,589 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_24| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_27 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_27))) (.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_24|)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (fp.eq .cse0 .cse1)) (not (= .cse2 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))))))) is different from false [2020-10-24 14:59:29,294 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_24| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_23| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_28 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_27 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_23|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_24|))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_27))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_28)))) (or (not (= .cse0 .cse1)) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1) .cse2)) (not (= .cse3 (fp.div c_~CRM .cse2 .cse4))) (not (= .cse4 .cse0)) (not (fp.eq .cse3 .cse2))))) is different from true [2020-10-24 14:59:32,328 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_24| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_23| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_22| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_29 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_28 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_27 (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_23|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_22|))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_29) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_29) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_29))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_24|))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_27))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_28)))) (or (not (= .cse0 .cse1)) (not (= .cse0 .cse2)) (not (= .cse3 (fp.div c_~CRM .cse4 .cse2))) (not (= .cse5 (fp.div c_~CRM .cse3 .cse6))) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1) .cse4)) (not (= .cse6 .cse0)) (not (fp.eq .cse5 .cse3))))) is different from true [2020-10-24 14:59:35,278 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_24| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_23| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_30 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_22| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_21| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_29 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_28 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_27 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_21|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_23|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_29) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_29) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_29))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_30) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_30) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_30))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_22|))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_24|))) (.cse2 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_27))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_28)))) (or (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse0) .cse1)) (not (= .cse2 .cse3)) (not (= .cse2 .cse4)) (not (= .cse2 .cse0)) (not (= .cse5 (fp.div c_~CRM .cse6 .cse4))) (not (= .cse7 (fp.div c_~CRM .cse5 .cse8))) (not (= .cse6 (fp.div c_~CRM .cse1 .cse3))) (not (= .cse8 .cse2)) (not (fp.eq .cse7 .cse5))))) is different from true [2020-10-24 14:59:37,704 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_24| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_23| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_31 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_14| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_30 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_22| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_21| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_29 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_32 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_28 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_27 (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_21|))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_23|))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_31) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_31) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_31))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_32) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_32) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_32))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_14|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_29) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_29) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_29))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_30) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_30) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_30))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_22|))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_24|))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse10 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_27))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_28)))) (or (not (= .cse0 .cse1)) (not (= .cse0 .cse2)) (not (= (fp.div c_~CRM .cse3 .cse4) .cse5)) (not (= ((_ to_fp 8 24) c_~CRM 1.0) .cse6)) (not (= .cse0 .cse4)) (not (= .cse7 (fp.div c_~CRM .cse8 .cse2))) (not (= .cse3 (fp.div c_~CRM .cse6 .cse9))) (not (= .cse9 .cse0)) (not (= .cse10 (fp.div c_~CRM .cse7 .cse11))) (not (= .cse8 (fp.div c_~CRM .cse5 .cse1))) (not (= .cse11 .cse0)) (not (fp.eq .cse10 .cse7))))) is different from true [2020-10-24 14:59:37,706 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 10 not checked. [2020-10-24 14:59:37,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [526260079] [2020-10-24 14:59:37,707 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-24 14:59:37,707 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2020-10-24 14:59:37,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842898544] [2020-10-24 14:59:37,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-24 14:59:37,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 14:59:37,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-24 14:59:37,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=21, Unknown=9, NotChecked=126, Total=182 [2020-10-24 14:59:37,710 INFO L87 Difference]: Start difference. First operand 13 states and 13 transitions. Second operand 14 states. [2020-10-24 14:59:44,861 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification that was a NOOP. DAG size: 94 [2020-10-24 14:59:55,519 WARN L193 SmtUtils]: Spent 5.80 s on a formula simplification that was a NOOP. DAG size: 95 [2020-10-24 15:00:02,676 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_main_#t~nondet6_24| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_23| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_22| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_29 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_28 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_27 (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_23|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_22|))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_29) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_29) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_29))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_24|))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_27))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_28)))) (or (not (= .cse0 .cse1)) (not (= .cse0 .cse2)) (not (= .cse3 (fp.div c_~CRM .cse4 .cse2))) (not (= .cse5 (fp.div c_~CRM .cse3 .cse6))) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1) .cse4)) (not (= .cse6 .cse0)) (not (fp.eq .cse5 .cse3))))) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_24 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_14| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_21| (_ BitVec 32))) (let ((.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_14|))) (.cse9 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_24) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_24) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_24))) (.cse10 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_21|)))) (and (= (fp.div c_~CRM .cse7 .cse8) .cse9) (= .cse8 .cse10) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse9 .cse11)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse7) (= .cse10 .cse11)))) (= roundNearestTiesToEven c_~CRM)) is different from false [2020-10-24 15:00:04,810 WARN L860 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_main_#t~nondet6_24| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_23| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_22| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_29 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_28 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_27 (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_23|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_22|))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_29) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_29) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_29))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_24|))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_27))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_28)))) (or (not (= .cse0 .cse1)) (not (= .cse0 .cse2)) (not (= .cse3 (fp.div c_~CRM .cse4 .cse2))) (not (= .cse5 (fp.div c_~CRM .cse3 .cse6))) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1) .cse4)) (not (= .cse6 .cse0)) (not (fp.eq .cse5 .cse3))))) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_24 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_14| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_21| (_ BitVec 32))) (let ((.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_14|))) (.cse9 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_24) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_24) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_24))) (.cse10 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_21|)))) (and (= (fp.div c_~CRM .cse7 .cse8) .cse9) (= .cse8 .cse10) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse9 .cse11)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse7) (= .cse10 .cse11)))) (= roundNearestTiesToEven c_~CRM)) is different from true [2020-10-24 15:00:06,972 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_main_#t~nondet6_24| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_23| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_28 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_27 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_23|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_24|))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_27))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_28) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_28)))) (or (not (= .cse0 .cse1)) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1) .cse2)) (not (= .cse3 (fp.div c_~CRM .cse2 .cse4))) (not (= .cse4 .cse0)) (not (fp.eq .cse3 .cse2))))) (= roundNearestTiesToEven c_~CRM) (exists ((v_ULTIMATE.start_main_~x~0_25 (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_24 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_14| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_22| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_21| (_ BitVec 32))) (let ((.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_14|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_25) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_25) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_25))) (.cse11 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_22|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_24) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_24) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_24))) (.cse8 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_21|)))) (and (= (fp.div c_~CRM .cse5 .cse6) .cse7) (= .cse8 .cse9) (= .cse6 .cse8) (= (fp.div c_~CRM .cse7 .cse10) .cse11) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse11 .cse9)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse5) (= .cse8 .cse10))))) is different from false [2020-10-24 15:00:12,487 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_main_#t~nondet6_24| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_27 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_27) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_27))) (.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_24|)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (fp.eq .cse0 .cse1)) (not (= .cse2 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))))))) (exists ((v_ULTIMATE.start_main_~x~0_26 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_25 (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_24 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_23| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_14| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_22| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_21| (_ BitVec 32))) (let ((.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_23|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_14|))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_22|))) (.cse9 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse10 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_26) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_26) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_26))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_25) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_25) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_25))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_24) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_24) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_24))) (.cse6 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_21|)))) (and (= (fp.div c_~CRM .cse3 .cse4) .cse5) (= .cse6 .cse7) (= .cse6 .cse8) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse9 .cse8)) (= .cse4 .cse6) (= (fp.div c_~CRM .cse10 .cse7) .cse9) (= .cse10 (fp.div c_~CRM .cse5 .cse11)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse3) (= .cse6 .cse11)))) (= roundNearestTiesToEven c_~CRM)) is different from false [2020-10-24 15:00:15,121 WARN L838 $PredicateComparison]: unable to prove that (and (not (fp.eq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)))) (exists ((|v_ULTIMATE.start_main_#t~nondet6_24| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_24|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_24|)))) (and (= .cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 5.0 2.0))) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div roundNearestTiesToEven (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) .cse0))))) (exists ((v_ULTIMATE.start_main_~x~0_27 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_26 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_25 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_23| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_24 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_14| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_22| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_21| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_22|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_22|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_24) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_24) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_24))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_27) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_27) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_27))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_23|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_23|))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_26) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_26) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_26))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_25) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_25) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_25))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_14|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_14|))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_21|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_21|))) (.cse2 ((_ to_fp 8 24) roundNearestTiesToEven (/ 5.0 2.0)))) (and (= .cse1 .cse2) (= (fp.div roundNearestTiesToEven .cse3 .cse1) .cse4) (= .cse5 .cse2) (= ((_ to_fp 8 24) roundNearestTiesToEven 1.0) .cse6) (= (fp.div roundNearestTiesToEven .cse6 .cse7) .cse8) (= (fp.div roundNearestTiesToEven .cse4 .cse5) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= .cse3 (fp.div roundNearestTiesToEven .cse8 .cse9)) (= .cse7 .cse2) (= .cse9 .cse2))))) is different from false [2020-10-24 15:00:16,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 15:00:16,286 INFO L93 Difference]: Finished difference Result 20 states and 20 transitions. [2020-10-24 15:00:16,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-24 15:00:16,287 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 12 [2020-10-24 15:00:16,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 15:00:16,287 INFO L225 Difference]: With dead ends: 20 [2020-10-24 15:00:16,287 INFO L226 Difference]: Without dead ends: 14 [2020-10-24 15:00:16,288 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 13 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 61.4s TimeCoverageRelationStatistics Valid=42, Invalid=35, Unknown=17, NotChecked=286, Total=380 [2020-10-24 15:00:16,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2020-10-24 15:00:16,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2020-10-24 15:00:16,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-10-24 15:00:16,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2020-10-24 15:00:16,294 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 12 [2020-10-24 15:00:16,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 15:00:16,294 INFO L481 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2020-10-24 15:00:16,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-24 15:00:16,294 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2020-10-24 15:00:16,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-24 15:00:16,295 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 15:00:16,295 INFO L422 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 15:00:16,495 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-10-24 15:00:16,496 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 15:00:16,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 15:00:16,497 INFO L82 PathProgramCache]: Analyzing trace with hash 32921713, now seen corresponding path program 5 times [2020-10-24 15:00:16,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 15:00:16,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1529883171] [2020-10-24 15:00:16,498 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-2/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 15:00:17,760 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2020-10-24 15:00:17,760 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-24 15:00:17,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 20 conjunts are in the unsatisfiable core [2020-10-24 15:00:17,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 15:00:22,252 WARN L193 SmtUtils]: Spent 3.56 s on a formula simplification that was a NOOP. DAG size: 29 [2020-10-24 15:00:34,532 WARN L193 SmtUtils]: Spent 6.81 s on a formula simplification that was a NOOP. DAG size: 42 [2020-10-24 15:00:36,722 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_34 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_33 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_33) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_33) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_33))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_34) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_34) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_34))) (.cse3 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_16|))) (.cse6 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)))) (and (= (fp.div c_~CRM .cse0 .cse1) .cse2) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse3 .cse4)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse0) (= (fp.div c_~CRM .cse2 .cse5) .cse3) (= .cse6 .cse4) (= .cse5 .cse6) (= .cse1 .cse6))))) is different from false [2020-10-24 15:00:39,010 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_35 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_34 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_33 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_34) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_34) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_34))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_33) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_33) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_33))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_16|))) (.cse7 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_35) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_35) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_35))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse5 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0)))) (and (= .cse0 (fp.div c_~CRM .cse1 .cse2)) (= (fp.div c_~CRM .cse3 .cse4) .cse1) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse3) (= (fp.div c_~CRM .cse5 .cse6) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (= .cse7 .cse8) (= .cse2 .cse7) (= .cse7 .cse6) (= .cse4 .cse7) (= (fp.div c_~CRM .cse0 .cse8) .cse5))))) is different from false [2020-10-24 15:00:41,546 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_36 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_35 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_16| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_34 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_33 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_34) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_34) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_34))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_33) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_33) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_33))) (.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_16|))) (.cse7 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_35) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_35) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_35))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_36) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_36) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_36)))) (and (= (fp.div c_~CRM .cse0 .cse1) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (= .cse2 (fp.div c_~CRM .cse3 .cse4)) (= (fp.div c_~CRM .cse5 .cse6) .cse3) (= .cse7 .cse1) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse5) (= .cse0 (fp.div c_~CRM .cse8 .cse9)) (= .cse7 .cse10) (= .cse4 .cse7) (= .cse7 .cse9) (= .cse6 .cse7) (= (fp.div c_~CRM .cse2 .cse10) .cse8))))) is different from false [2020-10-24 15:00:44,138 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (and (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 5.0 2.0)) .cse0) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div roundNearestTiesToEven (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) .cse0))))) (exists ((v_ULTIMATE.start_main_~x~0_37 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_36 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_35 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_16| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_34 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_33 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_36) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_36) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_36))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_35) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_35) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_35))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_16|))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_34) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_34) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_34))) (.cse11 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_33) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_33) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_33))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_37))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse5 ((_ to_fp 8 24) roundNearestTiesToEven (/ 5.0 2.0)))) (and (= (fp.div roundNearestTiesToEven .cse1 .cse2) .cse3) (= .cse4 .cse5) (= .cse6 (fp.div roundNearestTiesToEven .cse3 .cse7)) (= .cse8 .cse5) (= .cse5 .cse2) (= .cse1 (fp.div roundNearestTiesToEven .cse9 .cse8)) (= .cse10 .cse5) (= (fp.div roundNearestTiesToEven .cse11 .cse10) .cse9) (= ((_ to_fp 8 24) roundNearestTiesToEven 1.0) .cse11) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) (fp.div roundNearestTiesToEven .cse6 .cse4)) (= .cse7 .cse5))))) is different from false [2020-10-24 15:00:44,199 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 1 times theorem prover too weak. 0 trivial. 14 not checked. [2020-10-24 15:00:44,199 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 15:00:50,842 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~x1~0_37 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_37))) (.cse2 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (or (not (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse0)) (not (fp.eq .cse1 .cse2)) (not (= .cse1 (fp.div c_~CRM .cse2 .cse0)))))) is different from false [2020-10-24 15:00:55,600 WARN L860 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~x1~0_37 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_38 (_ BitVec 32))) (let ((.cse2 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_37))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_38))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (or (not (= .cse0 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1))) (not (= .cse2 .cse3)) (not (= .cse2 .cse1)) (not (fp.eq .cse4 .cse0)) (not (= .cse4 (fp.div c_~CRM .cse0 .cse3)))))) is different from true [2020-10-24 15:00:58,225 WARN L860 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~x1~0_37 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_39 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_38 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_39))) (.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse4 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_37))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_38))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (or (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse0) .cse1)) (not (= .cse2 (fp.div c_~CRM .cse1 .cse3))) (not (= .cse4 .cse0)) (not (= .cse4 .cse5)) (not (= .cse4 .cse3)) (not (fp.eq .cse6 .cse2)) (not (= .cse6 (fp.div c_~CRM .cse2 .cse5)))))) is different from true [2020-10-24 15:01:01,115 WARN L860 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~x1~0_37 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_40 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_39 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_38 (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_39))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_40) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_40) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_40))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_37))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_38))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (or (not (= .cse0 .cse1)) (not (= .cse2 (fp.div c_~CRM .cse3 .cse4))) (not (= .cse0 .cse5)) (not (= .cse3 (fp.div c_~CRM .cse6 .cse5))) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1) .cse6)) (not (= .cse0 .cse7)) (not (= .cse0 .cse4)) (not (fp.eq .cse8 .cse2)) (not (= .cse8 (fp.div c_~CRM .cse2 .cse7)))))) is different from true [2020-10-24 15:01:03,984 WARN L860 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~x1~0_37 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_41 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_40 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_39 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_38 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_39))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_40) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_40) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_40))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_41) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_41) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_41))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse10 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_37))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_38))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (or (not (= .cse0 .cse1)) (not (= .cse2 (fp.div c_~CRM .cse3 .cse4))) (not (= .cse0 .cse5)) (not (= .cse3 (fp.div c_~CRM .cse6 .cse5))) (not (= (fp.div c_~CRM .cse7 .cse1) .cse6)) (not (= .cse0 .cse8)) (not (= .cse9 .cse0)) (not (= .cse7 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse9))) (not (= .cse0 .cse4)) (not (fp.eq .cse10 .cse2)) (not (= .cse10 (fp.div c_~CRM .cse2 .cse8)))))) is different from true [2020-10-24 15:01:06,868 WARN L860 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~x1~0_37 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_42 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_41 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_40 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_43 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_39 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_38 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_40) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_40) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_40))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_41) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_41) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_41))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_39))) (.cse10 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_42) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_42) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_42))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_43) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_43) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_43))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_16|))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_37))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_38))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (or (not (= .cse0 .cse1)) (not (= .cse2 (fp.div c_~CRM .cse3 .cse1))) (not (= (fp.div c_~CRM .cse4 .cse5) .cse3)) (not (= .cse6 .cse0)) (not (fp.eq .cse7 .cse8)) (not (= ((_ to_fp 8 24) c_~CRM 1.0) .cse9)) (not (= .cse0 .cse5)) (not (= .cse4 (fp.div c_~CRM .cse10 .cse6))) (not (= .cse8 (fp.div c_~CRM .cse2 .cse11))) (not (= .cse12 .cse0)) (not (= .cse10 (fp.div c_~CRM .cse9 .cse12))) (not (= .cse0 .cse13)) (not (= .cse0 .cse11)) (not (= .cse7 (fp.div c_~CRM .cse8 .cse13)))))) is different from true [2020-10-24 15:01:06,871 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 15 not checked. [2020-10-24 15:01:06,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1529883171] [2020-10-24 15:01:06,871 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-24 15:01:06,871 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 15 [2020-10-24 15:01:06,871 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879490848] [2020-10-24 15:01:06,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-24 15:01:06,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 15:01:06,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-24 15:01:06,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=27, Unknown=12, NotChecked=170, Total=240 [2020-10-24 15:01:06,874 INFO L87 Difference]: Start difference. First operand 14 states and 14 transitions. Second operand 16 states. [2020-10-24 15:01:16,681 WARN L193 SmtUtils]: Spent 2.49 s on a formula simplification that was a NOOP. DAG size: 109 [2020-10-24 15:01:21,993 WARN L860 $PredicateComparison]: unable to prove that (and (forall ((v_ULTIMATE.start_main_~x1~0_37 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_41 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_40 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_39 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_38 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_39))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_40) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_40) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_40))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_41) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_41) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_41))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse10 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_37))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_38))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (or (not (= .cse0 .cse1)) (not (= .cse2 (fp.div c_~CRM .cse3 .cse4))) (not (= .cse0 .cse5)) (not (= .cse3 (fp.div c_~CRM .cse6 .cse5))) (not (= (fp.div c_~CRM .cse7 .cse1) .cse6)) (not (= .cse0 .cse8)) (not (= .cse9 .cse0)) (not (= .cse7 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse9))) (not (= .cse0 .cse4)) (not (fp.eq .cse10 .cse2)) (not (= .cse10 (fp.div c_~CRM .cse2 .cse8)))))) (= roundNearestTiesToEven c_~CRM) (not (fp.eq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)))) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_16| (_ BitVec 32))) (let ((.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_16|))) (.cse12 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0)))) (and (= .cse11 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse12 .cse11)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse12))))) is different from true [2020-10-24 15:01:24,093 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (forall ((v_ULTIMATE.start_main_~x1~0_37 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_40 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_39 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_38 (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_39))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_40) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_40) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_40))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_37))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_38))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (or (not (= .cse0 .cse1)) (not (= .cse2 (fp.div c_~CRM .cse3 .cse4))) (not (= .cse0 .cse5)) (not (= .cse3 (fp.div c_~CRM .cse6 .cse5))) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1) .cse6)) (not (= .cse0 .cse7)) (not (= .cse0 .cse4)) (not (fp.eq .cse8 .cse2)) (not (= .cse8 (fp.div c_~CRM .cse2 .cse7)))))) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_33 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32))) (let ((.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse12 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse11 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_33) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_33) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_33))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_16|))) (.cse9 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0)))) (and (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse9 .cse10)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse11) (= .cse10 .cse12) (= .cse13 .cse12) (= (fp.div c_~CRM .cse11 .cse13) .cse9))))) is different from false [2020-10-24 15:01:26,574 WARN L860 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (forall ((v_ULTIMATE.start_main_~x1~0_37 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_40 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_39 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_38 (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_39))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_40) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_40) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_40))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_37))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_38))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (or (not (= .cse0 .cse1)) (not (= .cse2 (fp.div c_~CRM .cse3 .cse4))) (not (= .cse0 .cse5)) (not (= .cse3 (fp.div c_~CRM .cse6 .cse5))) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1) .cse6)) (not (= .cse0 .cse7)) (not (= .cse0 .cse4)) (not (fp.eq .cse8 .cse2)) (not (= .cse8 (fp.div c_~CRM .cse2 .cse7)))))) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_33 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32))) (let ((.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse12 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse11 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_33) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_33) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_33))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_16|))) (.cse9 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0)))) (and (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse9 .cse10)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse11) (= .cse10 .cse12) (= .cse13 .cse12) (= (fp.div c_~CRM .cse11 .cse13) .cse9))))) is different from true [2020-10-24 15:01:28,741 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (forall ((v_ULTIMATE.start_main_~x1~0_37 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_39 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_38 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_39))) (.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse4 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_37))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_38))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (or (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse0) .cse1)) (not (= .cse2 (fp.div c_~CRM .cse1 .cse3))) (not (= .cse4 .cse0)) (not (= .cse4 .cse5)) (not (= .cse4 .cse3)) (not (fp.eq .cse6 .cse2)) (not (= .cse6 (fp.div c_~CRM .cse2 .cse5)))))) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_34 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_33 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32))) (let ((.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_33) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_33) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_33))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_34) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_34) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_34))) (.cse10 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_16|))) (.cse13 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)))) (and (= (fp.div c_~CRM .cse7 .cse8) .cse9) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse10 .cse11)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse7) (= (fp.div c_~CRM .cse9 .cse12) .cse10) (= .cse13 .cse11) (= .cse12 .cse13) (= .cse8 .cse13))))) is different from false [2020-10-24 15:01:30,897 WARN L860 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (forall ((v_ULTIMATE.start_main_~x1~0_37 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_39 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_38 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_39) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_39))) (.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse4 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_37))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_38))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (or (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse0) .cse1)) (not (= .cse2 (fp.div c_~CRM .cse1 .cse3))) (not (= .cse4 .cse0)) (not (= .cse4 .cse5)) (not (= .cse4 .cse3)) (not (fp.eq .cse6 .cse2)) (not (= .cse6 (fp.div c_~CRM .cse2 .cse5)))))) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_34 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_33 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32))) (let ((.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_33) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_33) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_33))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_34) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_34) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_34))) (.cse10 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_16|))) (.cse13 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)))) (and (= (fp.div c_~CRM .cse7 .cse8) .cse9) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse10 .cse11)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse7) (= (fp.div c_~CRM .cse9 .cse12) .cse10) (= .cse13 .cse11) (= .cse12 .cse13) (= .cse8 .cse13))))) is different from true [2020-10-24 15:01:33,137 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ULTIMATE.start_main_~x1~0_37 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_38 (_ BitVec 32))) (let ((.cse2 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_37))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_38) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_38))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (or (not (= .cse0 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1))) (not (= .cse2 .cse3)) (not (= .cse2 .cse1)) (not (fp.eq .cse4 .cse0)) (not (= .cse4 (fp.div c_~CRM .cse0 .cse3)))))) (= roundNearestTiesToEven c_~CRM) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_35 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_16| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_34 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_33 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32))) (let ((.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_34) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_34) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_34))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_33) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_33) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_33))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_16|))) (.cse12 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_35) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_35) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_35))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse10 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0)))) (and (= .cse5 (fp.div c_~CRM .cse6 .cse7)) (= (fp.div c_~CRM .cse8 .cse9) .cse6) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse8) (= (fp.div c_~CRM .cse10 .cse11) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (= .cse12 .cse13) (= .cse7 .cse12) (= .cse12 .cse11) (= .cse9 .cse12) (= (fp.div c_~CRM .cse5 .cse13) .cse10))))) is different from false [2020-10-24 15:01:37,187 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ULTIMATE.start_main_~x1~0_37 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_37))) (.cse2 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (or (not (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse0)) (not (fp.eq .cse1 .cse2)) (not (= .cse1 (fp.div c_~CRM .cse2 .cse0)))))) (= roundNearestTiesToEven c_~CRM) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_36 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_35 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_16| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_34 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_33 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32))) (let ((.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_34) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_34) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_34))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_33) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_33) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_33))) (.cse3 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_16|))) (.cse10 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_35) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_35) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_35))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse11 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_36) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_36) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_36)))) (and (= (fp.div c_~CRM .cse3 .cse4) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (= .cse5 (fp.div c_~CRM .cse6 .cse7)) (= (fp.div c_~CRM .cse8 .cse9) .cse6) (= .cse10 .cse4) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse8) (= .cse3 (fp.div c_~CRM .cse11 .cse12)) (= .cse10 .cse13) (= .cse7 .cse10) (= .cse10 .cse12) (= .cse9 .cse10) (= (fp.div c_~CRM .cse5 .cse13) .cse11))))) is different from false [2020-10-24 15:01:39,739 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_main_#t~nondet6_34| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_34|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_34|)))) (and (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 5.0 2.0)) .cse0) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div roundNearestTiesToEven (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) .cse0))))) (not (fp.eq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)))) (exists ((v_ULTIMATE.start_main_~x~0_37 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_36 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_35 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_16| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_33| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_34 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_32| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_33 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_31| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_30| (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_36) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_36) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_36))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_31|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_31|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_35) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_35) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_35))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_30|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_30|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_16|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_16|))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_34) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_34) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_34))) (.cse11 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_33) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_33) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_33))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_37) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_37) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_37))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_33|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_33|))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_32|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_32|))) (.cse5 ((_ to_fp 8 24) roundNearestTiesToEven (/ 5.0 2.0)))) (and (= (fp.div roundNearestTiesToEven .cse1 .cse2) .cse3) (= .cse4 .cse5) (= .cse6 (fp.div roundNearestTiesToEven .cse3 .cse7)) (= .cse8 .cse5) (= .cse5 .cse2) (= .cse1 (fp.div roundNearestTiesToEven .cse9 .cse8)) (= .cse10 .cse5) (= (fp.div roundNearestTiesToEven .cse11 .cse10) .cse9) (= ((_ to_fp 8 24) roundNearestTiesToEven 1.0) .cse11) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) (fp.div roundNearestTiesToEven .cse6 .cse4)) (= .cse7 .cse5))))) is different from false [2020-10-24 15:01:41,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 15:01:41,485 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2020-10-24 15:01:41,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-24 15:01:41,486 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 13 [2020-10-24 15:01:41,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 15:01:41,487 INFO L225 Difference]: With dead ends: 21 [2020-10-24 15:01:41,487 INFO L226 Difference]: Without dead ends: 15 [2020-10-24 15:01:41,488 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 16 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 78.6s TimeCoverageRelationStatistics Valid=46, Invalid=37, Unknown=23, NotChecked=400, Total=506 [2020-10-24 15:01:41,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2020-10-24 15:01:41,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2020-10-24 15:01:41,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-10-24 15:01:41,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2020-10-24 15:01:41,494 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 13 [2020-10-24 15:01:41,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 15:01:41,494 INFO L481 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2020-10-24 15:01:41,494 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-24 15:01:41,495 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2020-10-24 15:01:41,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-24 15:01:41,495 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 15:01:41,495 INFO L422 BasicCegarLoop]: trace histogram [6, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 15:01:41,708 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-10-24 15:01:41,709 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 15:01:41,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 15:01:41,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1673996692, now seen corresponding path program 6 times [2020-10-24 15:01:41,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 15:01:41,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [773774133] [2020-10-24 15:01:41,711 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate-2/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 15:01:43,217 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2020-10-24 15:01:43,217 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-24 15:01:43,324 WARN L261 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 26 conjunts are in the unsatisfiable core [2020-10-24 15:01:43,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 15:01:46,455 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 29 [2020-10-24 15:01:48,566 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|))) (.cse4 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|)))) (and (= .cse0 .cse1) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse2) (= (fp.div c_~CRM .cse2 .cse3) .cse4) (= .cse0 .cse3) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse4 .cse1)))))) is different from false [2020-10-24 15:01:50,769 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_45 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_45) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_45) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_45))) (.cse2 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|)))) (and (= (fp.div c_~CRM .cse0 .cse1) .cse2) (= .cse3 .cse4) (= .cse0 (fp.div c_~CRM .cse5 .cse6)) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse2 .cse4)) (= .cse3 .cse1) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse5) (= .cse3 .cse6))))) is different from false [2020-10-24 15:01:53,046 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_46 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_45 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_46) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_46) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_46))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_45) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_45) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_45))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse1 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|))) (.cse8 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|)))) (and (= .cse0 .cse1) (= .cse1 .cse2) (= .cse3 (fp.div c_~CRM .cse4 .cse5)) (= .cse1 .cse6) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse4) (= (fp.div c_~CRM .cse7 .cse2) .cse8) (= .cse7 (fp.div c_~CRM .cse3 .cse6)) (= .cse1 .cse5) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse8 .cse0))))) (= roundNearestTiesToEven c_~CRM)) is different from false [2020-10-24 15:01:55,558 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((v_ULTIMATE.start_main_~x~0_47 (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_46 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_45 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_47) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_47) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_47))) (.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse9 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_46) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_46) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_46))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_45) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_45) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_45))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse1 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|)))) (and (= .cse0 .cse1) (= .cse1 .cse2) (= .cse3 (fp.div c_~CRM .cse4 .cse5)) (= .cse1 .cse6) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse4) (= (fp.div c_~CRM .cse7 .cse2) .cse8) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse9 .cse10)) (= (fp.div c_~CRM .cse8 .cse0) .cse9) (= .cse1 .cse10) (= .cse7 (fp.div c_~CRM .cse3 .cse6)) (= .cse1 .cse5))))) is different from false [2020-10-24 15:01:58,812 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_45 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_48 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_47 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_46 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_48) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_48) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_48))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse4 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse5 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_47) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_47) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_47))) (.cse12 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_46) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_46) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_46))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_45) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_45) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_45))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|)))) (and (= .cse0 (fp.div c_~CRM .cse1 .cse2)) (= (fp.div c_~CRM .cse0 .cse3) .cse4) (= .cse5 .cse6) (= .cse7 (fp.div c_~CRM .cse8 .cse9)) (= .cse5 .cse3) (= .cse5 .cse9) (= .cse2 .cse5) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse4 .cse10)) (= .cse5 .cse10) (= .cse5 .cse11) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse8) (= (fp.div c_~CRM .cse12 .cse6) .cse1) (= .cse12 (fp.div c_~CRM .cse7 .cse11))))) (= roundNearestTiesToEven c_~CRM)) is different from false [2020-10-24 15:02:01,828 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|)))) (and (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse0) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) .cse0))))) (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_45 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_49 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_48 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_47 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_46 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32))) (let ((.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse4 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_47) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_47) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_47))) (.cse13 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_46) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_46) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_46))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_45) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_45) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_45))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_48) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_48) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_48))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_49)))) (and (= .cse1 (fp.div c_~CRM .cse2 .cse3)) (= .cse4 .cse5) (= .cse6 (fp.div c_~CRM .cse7 .cse8)) (= (fp.div c_~CRM .cse9 .cse10) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= .cse4 .cse11) (= .cse4 .cse8) (= .cse3 .cse4) (= .cse4 .cse10) (= .cse4 .cse12) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse7) (= (fp.div c_~CRM .cse13 .cse5) .cse2) (= .cse13 (fp.div c_~CRM .cse6 .cse12)) (= (fp.div c_~CRM .cse1 .cse11) .cse9))))) is different from false [2020-10-24 15:02:04,904 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_45 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_49 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_48 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_47 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_46 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32))) (let ((.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_47) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_47) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_47))) (.cse12 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_46) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_46) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_46))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_45) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_45) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_45))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_48) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_48) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_48))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_49)))) (and (= .cse0 (fp.div c_~CRM .cse1 .cse2)) (= .cse3 .cse4) (= .cse5 (fp.div c_~CRM .cse6 .cse7)) (= (fp.div c_~CRM .cse8 .cse9) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= .cse3 .cse10) (= .cse3 .cse7) (= .cse2 .cse3) (= .cse3 .cse9) (= .cse3 .cse11) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse6) (= (fp.div c_~CRM .cse12 .cse4) .cse1) (= .cse12 (fp.div c_~CRM .cse5 .cse11)) (= (fp.div c_~CRM .cse0 .cse10) .cse8)))) (exists ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (ULTIMATE.start_main_~x1~0 (_ BitVec 32))) (let ((.cse13 (fp ((_ extract 31 31) ULTIMATE.start_main_~x1~0) ((_ extract 30 23) ULTIMATE.start_main_~x1~0) ((_ extract 22 0) ULTIMATE.start_main_~x1~0))) (.cse14 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (.cse15 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|)))) (and (fp.eq .cse13 .cse14) (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse15) (= .cse13 (fp.div c_~CRM .cse14 .cse15)))))) is different from false [2020-10-24 15:02:05,890 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-24 15:02:12,609 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 21 not checked. [2020-10-24 15:02:12,610 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 15:02:15,357 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-10-24 15:02:35,507 WARN L193 SmtUtils]: Spent 7.25 s on a formula simplification that was a NOOP. DAG size: 31 [2020-10-24 15:02:37,639 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse4)) (not (fp.eq .cse0 .cse1)) (not (= .cse1 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse4))) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse3 .cse2))))) is different from true [2020-10-24 15:02:39,843 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_51 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_51))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse4)) (not (= .cse1 (fp.div c_~CRM .cse5 .cse4))) (not (fp.eq .cse0 .cse1)) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse3 .cse2)) (not (= .cse5 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse6))) (not (= .cse3 .cse6))))) is different from true [2020-10-24 15:02:42,110 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_52 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_51 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_51))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_52))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse4)) (not (= .cse1 (fp.div c_~CRM .cse5 .cse4))) (not (fp.eq .cse0 .cse1)) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse3 .cse2)) (not (= (fp.div c_~CRM .cse6 .cse7) .cse5)) (not (= .cse3 .cse7)) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse8) .cse6)) (not (= .cse8 .cse3))))) is different from true [2020-10-24 15:02:44,485 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_53 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_52 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_51 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_51))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_52))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_53))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse4)) (not (= .cse1 (fp.div c_~CRM .cse5 .cse4))) (not (fp.eq .cse0 .cse1)) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse3 .cse2)) (not (= .cse3 .cse6)) (not (= (fp.div c_~CRM .cse7 .cse8) .cse5)) (not (= .cse3 .cse8)) (not (= .cse9 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse6))) (not (= .cse7 (fp.div c_~CRM .cse9 .cse10))) (not (= .cse10 .cse3))))) is different from true [2020-10-24 15:02:46,999 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_54 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_53 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_52 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_51 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_51))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_54) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_54) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_54))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse5 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_52))) (.cse12 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_53))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|)))) (or (not (= .cse0 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1))) (not (= .cse2 (fp.div c_~CRM .cse3 .cse4))) (not (= .cse5 .cse6)) (not (= .cse3 (fp.div c_~CRM .cse7 .cse6))) (not (fp.eq .cse2 .cse3)) (not (= .cse5 .cse8)) (not (= .cse5 .cse1)) (not (= (fp.div c_~CRM .cse9 .cse10) .cse7)) (not (= .cse5 .cse10)) (not (= .cse11 .cse5)) (not (= (fp.div c_~CRM .cse0 .cse8) .cse12)) (fp.eq .cse3 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse5 .cse4)) (not (= .cse9 (fp.div c_~CRM .cse12 .cse11)))))) is different from true [2020-10-24 15:02:51,199 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_55 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_54 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_53 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_52 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_51 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_56 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_51))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse10 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_54) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_54) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_54))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse15 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_56) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_56) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_56))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|))) (.cse11 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_55) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_55) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_55))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_52))) (.cse14 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_53))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse4)) (not (= .cse1 (fp.div c_~CRM .cse5 .cse4))) (not (fp.eq .cse0 .cse1)) (not (= .cse3 .cse6)) (not (= .cse3 .cse7)) (not (= (fp.div c_~CRM .cse8 .cse9) .cse5)) (not (= .cse3 .cse9)) (not (= .cse10 (fp.div c_~CRM .cse11 .cse7))) (not (= .cse3 .cse12)) (not (= .cse13 .cse3)) (not (= (fp.div c_~CRM .cse10 .cse6) .cse14)) (not (= ((_ to_fp 8 24) c_~CRM 1.0) .cse15)) (not (= (fp.div c_~CRM .cse15 .cse12) .cse11)) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse3 .cse2)) (not (= .cse8 (fp.div c_~CRM .cse14 .cse13)))))) is different from true [2020-10-24 15:02:51,202 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 20 not checked. [2020-10-24 15:02:51,203 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [773774133] [2020-10-24 15:02:51,203 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-24 15:02:51,203 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 20 [2020-10-24 15:02:51,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097548305] [2020-10-24 15:02:51,204 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-24 15:02:51,204 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 15:02:51,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-24 15:02:51,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=51, Unknown=16, NotChecked=312, Total=420 [2020-10-24 15:02:51,205 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand 21 states. [2020-10-24 15:03:00,084 WARN L193 SmtUtils]: Spent 2.59 s on a formula simplification that was a NOOP. DAG size: 127 [2020-10-24 15:03:03,620 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse4 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse3 ((_ to_fp 8 24) c_~CRM (_ bv0 32)))) (and (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|)))) (and (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse0 .cse1)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse0) (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse1)))) (= roundNearestTiesToEven c_~CRM) (let ((.cse2 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)))) (or (fp.eq .cse2 .cse3) (not (fp.eq .cse4 .cse2)))) (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_54 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_53 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_52 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_51 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse12 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_51))) (.cse15 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_54) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_54) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_54))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse10 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|))) (.cse14 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_52))) (.cse17 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_53))) (.cse16 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|)))) (or (not (= .cse5 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse6))) (not (= .cse7 (fp.div c_~CRM .cse8 .cse9))) (not (= .cse10 .cse11)) (not (= .cse8 (fp.div c_~CRM .cse12 .cse11))) (not (fp.eq .cse7 .cse8)) (not (= .cse10 .cse13)) (not (= .cse10 .cse6)) (not (= (fp.div c_~CRM .cse14 .cse15) .cse12)) (not (= .cse10 .cse15)) (not (= .cse16 .cse10)) (not (= (fp.div c_~CRM .cse5 .cse13) .cse17)) (fp.eq .cse8 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse10 .cse9)) (not (= .cse14 (fp.div c_~CRM .cse17 .cse16)))))) (or (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse18 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse19 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse20 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|)))) (or (not (= .cse18 (fp.div c_~CRM .cse19 .cse20))) (not (fp.eq .cse18 .cse19)) (not (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse20))))) (fp.eq .cse4 .cse3)))) is different from false [2020-10-24 15:03:05,951 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse4 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse3 ((_ to_fp 8 24) c_~CRM (_ bv0 32)))) (and (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|)))) (and (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse0 .cse1)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse0) (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse1)))) (= roundNearestTiesToEven c_~CRM) (let ((.cse2 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)))) (or (fp.eq .cse2 .cse3) (not (fp.eq .cse4 .cse2)))) (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_54 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_53 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_52 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_51 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse12 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_51))) (.cse15 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_54) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_54) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_54))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse10 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|))) (.cse14 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_52))) (.cse17 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_53))) (.cse16 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|)))) (or (not (= .cse5 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse6))) (not (= .cse7 (fp.div c_~CRM .cse8 .cse9))) (not (= .cse10 .cse11)) (not (= .cse8 (fp.div c_~CRM .cse12 .cse11))) (not (fp.eq .cse7 .cse8)) (not (= .cse10 .cse13)) (not (= .cse10 .cse6)) (not (= (fp.div c_~CRM .cse14 .cse15) .cse12)) (not (= .cse10 .cse15)) (not (= .cse16 .cse10)) (not (= (fp.div c_~CRM .cse5 .cse13) .cse17)) (fp.eq .cse8 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse10 .cse9)) (not (= .cse14 (fp.div c_~CRM .cse17 .cse16)))))) (or (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse18 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse19 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse20 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|)))) (or (not (= .cse18 (fp.div c_~CRM .cse19 .cse20))) (not (fp.eq .cse18 .cse19)) (not (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse20))))) (fp.eq .cse4 .cse3)))) is different from true [2020-10-24 15:03:08,084 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_53 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_52 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_51 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_51))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_52))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_53))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse4)) (not (= .cse1 (fp.div c_~CRM .cse5 .cse4))) (not (fp.eq .cse0 .cse1)) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse3 .cse2)) (not (= .cse3 .cse6)) (not (= (fp.div c_~CRM .cse7 .cse8) .cse5)) (not (= .cse3 .cse8)) (not (= .cse9 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse6))) (not (= .cse7 (fp.div c_~CRM .cse9 .cse10))) (not (= .cse10 .cse3))))) (= roundNearestTiesToEven c_~CRM) (let ((.cse11 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)))) (or (fp.eq .cse11 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (fp.eq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse11)))) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32))) (let ((.cse14 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse12 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse15 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|))) (.cse16 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|)))) (and (= .cse12 .cse13) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse14) (= (fp.div c_~CRM .cse14 .cse15) .cse16) (= .cse12 .cse15) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse16 .cse13)))))) is different from false [2020-10-24 15:03:10,329 WARN L860 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_53 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_52 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_51 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_51))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_52))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_53) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_53))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse4)) (not (= .cse1 (fp.div c_~CRM .cse5 .cse4))) (not (fp.eq .cse0 .cse1)) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse3 .cse2)) (not (= .cse3 .cse6)) (not (= (fp.div c_~CRM .cse7 .cse8) .cse5)) (not (= .cse3 .cse8)) (not (= .cse9 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse6))) (not (= .cse7 (fp.div c_~CRM .cse9 .cse10))) (not (= .cse10 .cse3))))) (= roundNearestTiesToEven c_~CRM) (let ((.cse11 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)))) (or (fp.eq .cse11 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (fp.eq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse11)))) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32))) (let ((.cse14 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse12 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse15 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|))) (.cse16 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|)))) (and (= .cse12 .cse13) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse14) (= (fp.div c_~CRM .cse14 .cse15) .cse16) (= .cse12 .cse15) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse16 .cse13)))))) is different from true [2020-10-24 15:03:12,510 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_52 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_51 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_51))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_52))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse4)) (not (= .cse1 (fp.div c_~CRM .cse5 .cse4))) (not (fp.eq .cse0 .cse1)) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse3 .cse2)) (not (= (fp.div c_~CRM .cse6 .cse7) .cse5)) (not (= .cse3 .cse7)) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse8) .cse6)) (not (= .cse8 .cse3))))) (= roundNearestTiesToEven c_~CRM) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_45 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32))) (let ((.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_45) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_45) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_45))) (.cse11 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse14 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse12 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse15 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|)))) (and (= (fp.div c_~CRM .cse9 .cse10) .cse11) (= .cse12 .cse13) (= .cse9 (fp.div c_~CRM .cse14 .cse15)) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse11 .cse13)) (= .cse12 .cse10) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse14) (= .cse12 .cse15))))) is different from false [2020-10-24 15:03:14,675 WARN L860 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_52 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_51 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_51))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_52) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_52))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse4)) (not (= .cse1 (fp.div c_~CRM .cse5 .cse4))) (not (fp.eq .cse0 .cse1)) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse3 .cse2)) (not (= (fp.div c_~CRM .cse6 .cse7) .cse5)) (not (= .cse3 .cse7)) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse8) .cse6)) (not (= .cse8 .cse3))))) (= roundNearestTiesToEven c_~CRM) (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_45 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32))) (let ((.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_45) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_45) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_45))) (.cse11 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse14 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse12 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse15 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|)))) (and (= (fp.div c_~CRM .cse9 .cse10) .cse11) (= .cse12 .cse13) (= .cse9 (fp.div c_~CRM .cse14 .cse15)) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse11 .cse13)) (= .cse12 .cse10) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse14) (= .cse12 .cse15))))) is different from true [2020-10-24 15:03:16,908 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_46 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_45 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_46) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_46) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_46))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_45) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_45) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_45))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse1 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|))) (.cse8 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|)))) (and (= .cse0 .cse1) (= .cse1 .cse2) (= .cse3 (fp.div c_~CRM .cse4 .cse5)) (= .cse1 .cse6) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse4) (= (fp.div c_~CRM .cse7 .cse2) .cse8) (= .cse7 (fp.div c_~CRM .cse3 .cse6)) (= .cse1 .cse5) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse8 .cse0))))) (= roundNearestTiesToEven c_~CRM) (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_51 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse10 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|))) (.cse14 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_51) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_51))) (.cse12 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse15 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|)))) (or (not (= .cse9 (fp.div c_~CRM .cse10 .cse11))) (not (= .cse12 .cse13)) (not (= .cse10 (fp.div c_~CRM .cse14 .cse13))) (not (fp.eq .cse9 .cse10)) (fp.eq .cse10 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse12 .cse11)) (not (= .cse14 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse15))) (not (= .cse12 .cse15)))))) is different from false [2020-10-24 15:03:21,226 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_50 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_50) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_50))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse4)) (not (fp.eq .cse0 .cse1)) (not (= .cse1 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse4))) (fp.eq .cse1 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (= .cse3 .cse2))))) (exists ((v_ULTIMATE.start_main_~x~0_47 (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_46 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_45 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32))) (let ((.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse13 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_47) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_47) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_47))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse14 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse15 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse12 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_46) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_46) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_46))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_45) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_45) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_45))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse6 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|)))) (and (= .cse5 .cse6) (= .cse6 .cse7) (= .cse8 (fp.div c_~CRM .cse9 .cse10)) (= .cse6 .cse11) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse9) (= (fp.div c_~CRM .cse12 .cse7) .cse13) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse14 .cse15)) (= (fp.div c_~CRM .cse13 .cse5) .cse14) (= .cse6 .cse15) (= .cse12 (fp.div c_~CRM .cse8 .cse11)) (= .cse6 .cse10))))) is different from false [2020-10-24 15:03:24,576 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_45 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_48 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_47 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_46 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_48) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_48) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_48))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse4 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse5 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_47) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_47) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_47))) (.cse12 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_46) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_46) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_46))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_45) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_45) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_45))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|)))) (and (= .cse0 (fp.div c_~CRM .cse1 .cse2)) (= (fp.div c_~CRM .cse0 .cse3) .cse4) (= .cse5 .cse6) (= .cse7 (fp.div c_~CRM .cse8 .cse9)) (= .cse5 .cse3) (= .cse5 .cse9) (= .cse2 .cse5) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse4 .cse10)) (= .cse5 .cse10) (= .cse5 .cse11) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse8) (= (fp.div c_~CRM .cse12 .cse6) .cse1) (= .cse12 (fp.div c_~CRM .cse7 .cse11))))) (= roundNearestTiesToEven c_~CRM) (or (forall ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_49 (_ BitVec 32))) (let ((.cse13 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_49))) (.cse14 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse15 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|)))) (or (not (= .cse13 (fp.div c_~CRM .cse14 .cse15))) (not (fp.eq .cse13 .cse14)) (not (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse15))))) (fp.eq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) ((_ to_fp 8 24) c_~CRM (_ bv0 32))))) is different from false [2020-10-24 15:03:27,416 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|)))) (and (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse0) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) .cse0))))) (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_45 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_49 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_48 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_47 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_46 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32))) (let ((.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse4 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_47) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_47) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_47))) (.cse13 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_46) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_46) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_46))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_45) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_45) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_45))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_48) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_48) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_48))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_49)))) (and (= .cse1 (fp.div c_~CRM .cse2 .cse3)) (= .cse4 .cse5) (= .cse6 (fp.div c_~CRM .cse7 .cse8)) (= (fp.div c_~CRM .cse9 .cse10) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= .cse4 .cse11) (= .cse4 .cse8) (= .cse3 .cse4) (= .cse4 .cse10) (= .cse4 .cse12) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse7) (= (fp.div c_~CRM .cse13 .cse5) .cse2) (= .cse13 (fp.div c_~CRM .cse6 .cse12)) (= (fp.div c_~CRM .cse1 .cse11) .cse9)))) (let ((.cse14 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)))) (or (fp.eq .cse14 ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (not (fp.eq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse14))))) is different from false [2020-10-24 15:03:29,816 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (fp.eq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) ((_ to_fp 8 24) c_~CRM (_ bv0 32))) (exists ((|v_ULTIMATE.start_main_#t~nondet6_45| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_45 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_44| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_43| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_44 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_42| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_41| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_49 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_48 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_47 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_46 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_18| (_ BitVec 32))) (let ((.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_18|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_18|))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_43|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_43|))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_45|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_45|))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_44) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_44) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_44))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_42|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_42|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_47) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_47) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_47))) (.cse12 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_46) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_46) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_46))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_45) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_45) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_45))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_41|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_41|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_48) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_48) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_48))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_44|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_44|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_49) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_49) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_49)))) (and (= .cse0 (fp.div c_~CRM .cse1 .cse2)) (= .cse3 .cse4) (= .cse5 (fp.div c_~CRM .cse6 .cse7)) (= (fp.div c_~CRM .cse8 .cse9) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= .cse3 .cse10) (= .cse3 .cse7) (= .cse2 .cse3) (= .cse3 .cse9) (= .cse3 .cse11) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse6) (= (fp.div c_~CRM .cse12 .cse4) .cse1) (= .cse12 (fp.div c_~CRM .cse5 .cse11)) (= (fp.div c_~CRM .cse0 .cse10) .cse8)))) (exists ((|v_ULTIMATE.start_main_#t~nondet6_46| (_ BitVec 32)) (ULTIMATE.start_main_~x1~0 (_ BitVec 32))) (let ((.cse13 (fp ((_ extract 31 31) ULTIMATE.start_main_~x1~0) ((_ extract 30 23) ULTIMATE.start_main_~x1~0) ((_ extract 22 0) ULTIMATE.start_main_~x1~0))) (.cse14 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (.cse15 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_46|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_46|)))) (and (fp.eq .cse13 .cse14) (= ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0)) .cse15) (= .cse13 (fp.div c_~CRM .cse14 .cse15)))))) is different from false [2020-10-24 15:03:37,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 15:03:37,012 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2020-10-24 15:03:37,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-24 15:03:37,013 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 14 [2020-10-24 15:03:37,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 15:03:37,013 INFO L225 Difference]: With dead ends: 22 [2020-10-24 15:03:37,013 INFO L226 Difference]: Without dead ends: 16 [2020-10-24 15:03:37,014 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 21 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 93.1s TimeCoverageRelationStatistics Valid=60, Invalid=67, Unknown=29, NotChecked=714, Total=870 [2020-10-24 15:03:37,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2020-10-24 15:03:37,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2020-10-24 15:03:37,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-10-24 15:03:37,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2020-10-24 15:03:37,023 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 14 [2020-10-24 15:03:37,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 15:03:37,023 INFO L481 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2020-10-24 15:03:37,023 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-24 15:03:37,023 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2020-10-24 15:03:37,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-24 15:03:37,024 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 15:03:37,024 INFO L422 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 15:03:37,237 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-10-24 15:03:37,238 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 15:03:37,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 15:03:37,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1246107601, now seen corresponding path program 7 times [2020-10-24 15:03:37,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 15:03:37,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [450494126] [2020-10-24 15:03:37,240 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-10-24 15:03:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 15:03:39,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 26 conjunts are in the unsatisfiable core [2020-10-24 15:03:39,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 15:03:42,476 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 29 [2020-10-24 15:03:56,638 WARN L193 SmtUtils]: Spent 8.66 s on a formula simplification that was a NOOP. DAG size: 42 [2020-10-24 15:03:58,831 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((v_ULTIMATE.start_main_~x~0_58 (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_57 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_55| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_20| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_54| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_55|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_58) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_58) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_58))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_54|))) (.cse3 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_20|))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_57) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_57) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_57)))) (and (= .cse0 .cse1) (= .cse2 .cse0) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse3 .cse1)) (= (fp.div c_~CRM .cse4 .cse5) .cse6) (= (fp.div c_~CRM .cse6 .cse2) .cse3) (= .cse0 .cse5) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse4)))) (= roundNearestTiesToEven c_~CRM)) is different from false [2020-10-24 15:04:01,145 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((v_ULTIMATE.start_main_~x~0_59 (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_58 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_56| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_57 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_55| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_54| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_20| (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_55|))) (.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_56|))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_20|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_58) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_58) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_58))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_54|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_59) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_59) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_59))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_57) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_57) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_57)))) (and (= .cse0 (fp.div c_~CRM .cse1 .cse2)) (= .cse3 .cse2) (= .cse4 .cse3) (= (fp.div c_~CRM .cse0 .cse5) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (= (fp.div c_~CRM .cse6 .cse7) .cse8) (= .cse3 .cse5) (= .cse3 .cse7) (= (fp.div c_~CRM .cse8 .cse4) .cse1) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse6))))) is different from false [2020-10-24 15:04:03,492 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((v_ULTIMATE.start_main_~x~0_59 (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_57| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_58 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_57 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_56| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_60 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_55| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_54| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_20| (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_57|))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_20|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_55|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_58) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_58) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_58))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_54|))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_59) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_59) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_59))) (.cse10 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_60) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_60) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_60))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_56|))) (.cse2 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_57) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_57) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_57)))) (and (= .cse0 .cse1) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse2 .cse3)) (= .cse4 .cse0) (= .cse3 .cse0) (= (fp.div c_~CRM .cse5 .cse6) .cse7) (= .cse0 .cse8) (= .cse0 .cse6) (= (fp.div c_~CRM .cse9 .cse1) .cse10) (= (fp.div c_~CRM .cse7 .cse4) .cse9) (= (fp.div c_~CRM .cse10 .cse8) .cse2) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse5)))) (= roundNearestTiesToEven c_~CRM)) is different from false [2020-10-24 15:04:05,933 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet6_58| (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_57| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_56| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_61 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_60 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_55| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_54| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_20| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_59 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_58 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_57 (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_55|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_60) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_60) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_60))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_58|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_57) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_57) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_57))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_61) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_61) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_61))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_57|))) (.cse11 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_56|))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_20|))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_58) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_58) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_58))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_54|))) (.cse10 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_59) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_59) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_59)))) (and (= (fp.div c_~CRM .cse0 .cse1) .cse2) (= .cse3 .cse4) (= .cse5 .cse3) (= .cse3 .cse6) (= (fp.div c_~CRM .cse7 .cse8) .cse9) (= (fp.div c_~CRM .cse10 .cse4) .cse0) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse11 .cse6)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse7) (= .cse12 .cse3) (= (fp.div c_~CRM .cse2 .cse12) .cse11) (= .cse3 .cse1) (= .cse3 .cse8) (= (fp.div c_~CRM .cse9 .cse5) .cse10))))) is different from false [2020-10-24 15:04:08,466 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet6_59| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_58| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_57| (_ BitVec 32)) (ULTIMATE.start_main_~x~0 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_56| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_62 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_61 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_60 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_55| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_54| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_20| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_59 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_58 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_57 (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_61) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_61) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_61))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_55|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_60) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_60) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_60))) (.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_57) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_57) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_57))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_62) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_62) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_62))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_58|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_57|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_56|))) (.cse5 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_20|))) (.cse11 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_58) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_58) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_58))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_54|))) (.cse12 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_59) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_59) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_59))) (.cse13 (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0))) (.cse14 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_59|)))) (and (= (fp.div c_~CRM .cse0 .cse1) .cse2) (= .cse3 (fp.div c_~CRM .cse2 .cse4)) (= .cse5 .cse6) (= .cse7 .cse5) (= .cse5 .cse8) (= (fp.div c_~CRM .cse9 .cse10) .cse11) (= (fp.div c_~CRM .cse12 .cse6) .cse0) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse9) (= .cse13 (fp.div c_~CRM .cse3 .cse8)) (= .cse5 .cse14) (= .cse4 .cse5) (= .cse5 .cse1) (= .cse5 .cse10) (= (fp.div c_~CRM .cse11 .cse7) .cse12) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div c_~CRM .cse13 .cse14)))))) is different from false [2020-10-24 15:04:11,036 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_main_#t~nondet6_60| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_60|)))) (and (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) (fp.div roundNearestTiesToEven (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0)) .cse0)) (= .cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 5.0 2.0)))))) (exists ((|v_ULTIMATE.start_main_#t~nondet6_59| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_58| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_57| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_56| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_63 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_62 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_61 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_60 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_55| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_54| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_20| (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_59 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_58 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_57 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_62) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_62) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_62))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_58|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_63) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_63) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_63))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_54|))) (.cse13 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_58) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_58) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_58))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_20|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_59|))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_57|))) (.cse5 ((_ to_fp 8 24) roundNearestTiesToEven (/ 5.0 2.0))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_56|))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_61) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_61) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_61))) (.cse12 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_59) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_59) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_59))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_55|))) (.cse15 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_60) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_60) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_60))) (.cse14 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_57) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_57) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_57)))) (and (= .cse1 (fp.div roundNearestTiesToEven .cse2 .cse3)) (= .cse4 .cse5) (= .cse5 .cse6) (= .cse7 .cse5) (= .cse8 (fp.div roundNearestTiesToEven .cse1 .cse6)) (= .cse5 .cse9) (= (fp.div roundNearestTiesToEven .cse8 .cse10) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x~0))) (= .cse5 .cse11) (= .cse12 (fp.div roundNearestTiesToEven .cse13 .cse4)) (= .cse13 (fp.div roundNearestTiesToEven .cse14 .cse7)) (= .cse10 .cse5) (= .cse3 .cse5) (= (fp.div roundNearestTiesToEven .cse15 .cse11) .cse2) (= (fp.div roundNearestTiesToEven .cse12 .cse9) .cse15) (= ((_ to_fp 8 24) roundNearestTiesToEven 1.0) .cse14))))) is different from false [2020-10-24 15:04:11,087 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 1 times theorem prover too weak. 0 trivial. 27 not checked. [2020-10-24 15:04:11,087 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 15:04:17,128 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~x1~0_63 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_60| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_63))) (.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_60|)))) (or (not (fp.eq .cse0 .cse1)) (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse2 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))))))) is different from false [2020-10-24 15:04:20,728 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_59| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_64 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_63 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_60| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_63))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_64))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_60|))) (.cse4 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_59|)))) (or (not (fp.eq .cse0 .cse1)) (not (= .cse1 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse2))) (not (= .cse3 .cse4)) (not (= .cse0 (fp.div c_~CRM .cse1 .cse3))) (not (= .cse4 .cse2))))) is different from true [2020-10-24 15:04:23,735 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_59| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_58| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_65 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_64 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_63 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_60| (_ BitVec 32))) (let ((.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_58|))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_65))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_63))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_64))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_60|))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_59|)))) (or (not (fp.eq .cse0 .cse1)) (not (= .cse2 .cse3)) (not (= (fp.div c_~CRM .cse4 .cse5) .cse1)) (not (= .cse3 .cse6)) (not (= (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse6) .cse4)) (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse5))))) is different from true [2020-10-24 15:04:26,420 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_59| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_58| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_57| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_66 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_65 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_64 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_63 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_60| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_57|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_65))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_66))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_58|))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_63))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_64))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_60|))) (.cse5 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_59|)))) (or (not (= .cse0 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1))) (not (fp.eq .cse2 .cse3)) (not (= .cse4 .cse5)) (not (= .cse1 .cse5)) (not (= (fp.div c_~CRM .cse6 .cse7) .cse3)) (not (= .cse5 .cse8)) (not (= .cse6 (fp.div c_~CRM .cse0 .cse8))) (not (= .cse2 (fp.div c_~CRM .cse3 .cse4))) (not (= .cse5 .cse7))))) is different from true [2020-10-24 15:04:28,585 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_59| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_58| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_57| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_67 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_56| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_66 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_65 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_64 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_63 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_60| (_ BitVec 32))) (let ((.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_57|))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_67) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_67) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_67))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_56|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_65))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_66))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_58|))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_63))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_64))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_60|))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_59|)))) (or (not (= .cse0 .cse1)) (not (fp.eq .cse2 .cse3)) (not (= (fp.div c_~CRM .cse4 .cse5) .cse6)) (not (= .cse7 .cse0)) (not (= .cse5 .cse0)) (not (= .cse4 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1))) (not (= (fp.div c_~CRM .cse8 .cse9) .cse3)) (not (= .cse0 .cse10)) (not (= .cse8 (fp.div c_~CRM .cse6 .cse10))) (not (= .cse2 (fp.div c_~CRM .cse3 .cse7))) (not (= .cse0 .cse9))))) is different from false [2020-10-24 15:04:30,859 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_59| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_58| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_57| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_67 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_56| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_66 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_65 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_64 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_63 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_60| (_ BitVec 32))) (let ((.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_57|))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_67) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_67) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_67))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_56|))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_65))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_66))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_58|))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_63))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_64))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_60|))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_59|)))) (or (not (= .cse0 .cse1)) (not (fp.eq .cse2 .cse3)) (not (= (fp.div c_~CRM .cse4 .cse5) .cse6)) (not (= .cse7 .cse0)) (not (= .cse5 .cse0)) (not (= .cse4 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1))) (not (= (fp.div c_~CRM .cse8 .cse9) .cse3)) (not (= .cse0 .cse10)) (not (= .cse8 (fp.div c_~CRM .cse6 .cse10))) (not (= .cse2 (fp.div c_~CRM .cse3 .cse7))) (not (= .cse0 .cse9))))) is different from true [2020-10-24 15:04:33,724 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_59| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_58| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_68 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_57| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_56| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_67 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_66 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_65 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_64 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_63 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_60| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_55| (_ BitVec 32))) (let ((.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_67) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_67) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_67))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_57|))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_63))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_56|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_60|))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_68) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_68) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_68))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_55|))) (.cse3 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_64))) (.cse11 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_65))) (.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_66))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_58|))) (.cse0 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_59|)))) (or (not (= .cse0 .cse1)) (not (fp.eq .cse2 .cse3)) (not (= (fp.div c_~CRM .cse4 .cse5) .cse6)) (not (= (fp.div c_~CRM .cse6 .cse7) .cse8)) (not (= .cse7 .cse0)) (not (= .cse0 .cse9)) (not (= .cse2 (fp.div c_~CRM .cse3 .cse10))) (not (= .cse0 .cse5)) (not (= .cse10 .cse0)) (not (= .cse4 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1))) (not (= (fp.div c_~CRM .cse11 .cse12) .cse3)) (not (= .cse11 (fp.div c_~CRM .cse8 .cse9))) (not (= .cse0 .cse12))))) is different from true [2020-10-24 15:04:36,175 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_59| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_69 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_58| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_68 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_57| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_56| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_67 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_66 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_65 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_64 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_63 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_60| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_55| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_54| (_ BitVec 32))) (let ((.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_67) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_67) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_67))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_57|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_69) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_69) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_69))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_55|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_68) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_68) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_68))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_63))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_56|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_54|))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_60|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_64))) (.cse13 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_65))) (.cse10 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_66))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_58|))) (.cse2 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse14 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_59|)))) (or (not (= .cse0 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1))) (not (= .cse2 .cse3)) (not (fp.eq .cse4 .cse5)) (not (= (fp.div c_~CRM .cse6 .cse7) .cse8)) (not (= (fp.div c_~CRM .cse8 .cse9) .cse10)) (not (= .cse9 .cse2)) (not (= (fp.div c_~CRM .cse0 .cse3) .cse6)) (not (= .cse2 .cse11)) (not (= .cse4 (fp.div c_~CRM .cse5 .cse12))) (not (= .cse2 .cse7)) (not (= .cse1 .cse2)) (not (= .cse12 .cse2)) (not (= (fp.div c_~CRM .cse13 .cse14) .cse5)) (not (= .cse13 (fp.div c_~CRM .cse10 .cse11))) (not (= .cse2 .cse14))))) is different from false [2020-10-24 15:04:38,545 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_59| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_69 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_58| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_68 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_57| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_56| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_67 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_66 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_65 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_64 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_63 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_60| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_55| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_54| (_ BitVec 32))) (let ((.cse8 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_67) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_67) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_67))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_57|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_69) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_69) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_69))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_55|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_68) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_68) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_68))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_63))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_56|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_54|))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_60|))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_64))) (.cse13 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_65))) (.cse10 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_66))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_58|))) (.cse2 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse14 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_59|)))) (or (not (= .cse0 (fp.div c_~CRM (fp ((_ extract 31 31) c_ULTIMATE.start_main_~x1~0) ((_ extract 30 23) c_ULTIMATE.start_main_~x1~0) ((_ extract 22 0) c_ULTIMATE.start_main_~x1~0)) .cse1))) (not (= .cse2 .cse3)) (not (fp.eq .cse4 .cse5)) (not (= (fp.div c_~CRM .cse6 .cse7) .cse8)) (not (= (fp.div c_~CRM .cse8 .cse9) .cse10)) (not (= .cse9 .cse2)) (not (= (fp.div c_~CRM .cse0 .cse3) .cse6)) (not (= .cse2 .cse11)) (not (= .cse4 (fp.div c_~CRM .cse5 .cse12))) (not (= .cse2 .cse7)) (not (= .cse1 .cse2)) (not (= .cse12 .cse2)) (not (= (fp.div c_~CRM .cse13 .cse14) .cse5)) (not (= .cse13 (fp.div c_~CRM .cse10 .cse11))) (not (= .cse2 .cse14))))) is different from true [2020-10-24 15:04:44,231 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~nondet6_59| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_69 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_58| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_68 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_57| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_56| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_67 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_66 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_65 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_64 (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_63 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_60| (_ BitVec 32)) (v_ULTIMATE.start_main_~x1~0_70 (_ BitVec 32)) (v_ULTIMATE.start_main_~x~0_71 (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_55| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet6_54| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet4_20| (_ BitVec 32))) (let ((.cse9 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_67) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_67) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_67))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_57|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_57|))) (.cse0 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_69) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_69) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_69))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_55|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_55|))) (.cse7 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_68) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_68) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_68))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_63) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_63))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_56|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_56|))) (.cse12 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x~0_71) ((_ extract 30 23) v_ULTIMATE.start_main_~x~0_71) ((_ extract 22 0) v_ULTIMATE.start_main_~x~0_71))) (.cse15 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet4_20|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet4_20|))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_70) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_70) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_70))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_54|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_54|))) (.cse14 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_60|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_60|))) (.cse6 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_64) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_64))) (.cse16 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_65) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_65))) (.cse11 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 30 23) v_ULTIMATE.start_main_~x1~0_66) ((_ extract 22 0) v_ULTIMATE.start_main_~x1~0_66))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_58|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_58|))) (.cse3 ((_ to_fp 8 24) c_~CRM (/ 5.0 2.0))) (.cse17 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet6_59|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet6_59|)))) (or (not (= .cse0 (fp.div c_~CRM .cse1 .cse2))) (not (= .cse3 .cse4)) (not (fp.eq .cse5 .cse6)) (not (= (fp.div c_~CRM .cse7 .cse8) .cse9)) (not (= (fp.div c_~CRM .cse9 .cse10) .cse11)) (not (= ((_ to_fp 8 24) c_~CRM 1.0) .cse12)) (not (= .cse10 .cse3)) (not (= (fp.div c_~CRM .cse0 .cse4) .cse7)) (not (= .cse3 .cse13)) (not (= .cse5 (fp.div c_~CRM .cse6 .cse14))) (not (= .cse3 .cse8)) (not (= .cse3 .cse15)) (not (= (fp.div c_~CRM .cse12 .cse15) .cse1)) (not (= .cse2 .cse3)) (not (= .cse14 .cse3)) (not (= (fp.div c_~CRM .cse16 .cse17) .cse6)) (not (= .cse16 (fp.div c_~CRM .cse11 .cse13))) (not (= .cse3 .cse17))))) is different from true [2020-10-24 15:04:44,235 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 28 not checked. [2020-10-24 15:04:44,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [450494126] [2020-10-24 15:04:44,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-24 15:04:44,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 19 [2020-10-24 15:04:44,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159279764] [2020-10-24 15:04:44,237 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-24 15:04:44,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 15:04:44,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-24 15:04:44,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=29, Unknown=18, NotChecked=294, Total=380 [2020-10-24 15:04:44,238 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand 20 states. [2020-10-24 15:04:54,619 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification that was a NOOP. DAG size: 139 [2020-10-24 15:05:00,096 WARN L195 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2020-10-24 15:05:00,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-24 15:05:00,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-10-24 15:05:00,298 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:209) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:226) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:153) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:899) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:773) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:345) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:388) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:78) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1064) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:966) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:187) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:743) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:674) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:473) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:341) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:182) 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) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) ... 45 more [2020-10-24 15:05:00,308 INFO L168 Benchmark]: Toolchain (without parser) took 644046.10 ms. Allocated memory was 39.8 MB in the beginning and 151.0 MB in the end (delta: 111.1 MB). Free memory was 16.6 MB in the beginning and 101.6 MB in the end (delta: -84.9 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. [2020-10-24 15:05:00,311 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 39.8 MB. Free memory is still 26.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 15:05:00,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.94 ms. Allocated memory is still 50.3 MB. Free memory was 35.6 MB in the beginning and 25.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-10-24 15:05:00,313 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.61 ms. Allocated memory is still 50.3 MB. Free memory was 25.6 MB in the beginning and 24.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-24 15:05:00,313 INFO L168 Benchmark]: Boogie Preprocessor took 81.68 ms. Allocated memory is still 50.3 MB. Free memory was 24.0 MB in the beginning and 22.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 15:05:00,314 INFO L168 Benchmark]: RCFGBuilder took 632.27 ms. Allocated memory is still 50.3 MB. Free memory was 22.7 MB in the beginning and 24.8 MB in the end (delta: -2.1 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2020-10-24 15:05:00,315 INFO L168 Benchmark]: TraceAbstraction took 642875.46 ms. Allocated memory was 50.3 MB in the beginning and 151.0 MB in the end (delta: 100.7 MB). Free memory was 24.4 MB in the beginning and 101.6 MB in the end (delta: -77.2 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. [2020-10-24 15:05:00,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 39.8 MB. Free memory is still 26.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 336.94 ms. Allocated memory is still 50.3 MB. Free memory was 35.6 MB in the beginning and 25.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.61 ms. Allocated memory is still 50.3 MB. Free memory was 25.6 MB in the beginning and 24.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 81.68 ms. Allocated memory is still 50.3 MB. Free memory was 24.0 MB in the beginning and 22.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 632.27 ms. Allocated memory is still 50.3 MB. Free memory was 22.7 MB in the beginning and 24.8 MB in the end (delta: -2.1 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 642875.46 ms. Allocated memory was 50.3 MB in the beginning and 151.0 MB in the end (delta: 100.7 MB). Free memory was 24.4 MB in the beginning and 101.6 MB in the end (delta: -77.2 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...